9484 lines
363 KiB
C
9484 lines
363 KiB
C
/* SPDX-License-Identifier: LGPL-2.1+ */
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#include <errno.h>
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#include <fcntl.h>
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#include <getopt.h>
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#include <stdbool.h>
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#include <stddef.h>
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#include <stdio.h>
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#include <sys/mount.h>
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#include <sys/prctl.h>
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#include <sys/reboot.h>
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#include <unistd.h>
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#include "sd-bus.h"
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#include "sd-daemon.h"
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#include "sd-event.h"
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#include "sd-login.h"
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#include "alloc-util.h"
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#include "bootspec.h"
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#include "bus-common-errors.h"
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#include "bus-error.h"
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#include "bus-locator.h"
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#include "bus-map-properties.h"
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#include "bus-message.h"
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#include "bus-print-properties.h"
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#include "bus-unit-procs.h"
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#include "bus-unit-util.h"
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#include "bus-wait-for-jobs.h"
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#include "bus-wait-for-units.h"
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#include "cgroup-show.h"
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#include "cgroup-util.h"
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#include "copy.h"
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#include "cpu-set-util.h"
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#include "dirent-util.h"
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#include "dropin.h"
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#include "efi-loader.h"
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#include "efivars.h"
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#include "env-util.h"
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#include "escape.h"
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#include "exec-util.h"
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#include "exit-status.h"
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#include "fd-util.h"
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#include "format-table.h"
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#include "format-util.h"
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#include "fs-util.h"
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#include "glob-util.h"
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#include "hexdecoct.h"
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#include "hostname-util.h"
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#include "in-addr-util.h"
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#include "initreq.h"
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#include "install.h"
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#include "io-util.h"
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#include "journal-util.h"
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#include "list.h"
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#include "locale-util.h"
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#include "log.h"
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#include "logs-show.h"
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#include "macro.h"
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#include "main-func.h"
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#include "memory-util.h"
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#include "mkdir.h"
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#include "numa-util.h"
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#include "pager.h"
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#include "parse-util.h"
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#include "path-lookup.h"
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#include "path-util.h"
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#include "pretty-print.h"
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#include "proc-cmdline.h"
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#include "process-util.h"
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#include "reboot-util.h"
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#include "rlimit-util.h"
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#include "set.h"
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#include "sigbus.h"
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#include "signal-util.h"
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#include "socket-util.h"
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#include "sort-util.h"
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#include "spawn-ask-password-agent.h"
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#include "spawn-polkit-agent.h"
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#include "special.h"
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#include "stat-util.h"
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#include "string-table.h"
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#include "strv.h"
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#include "syslog-util.h"
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#include "sysv-compat.h"
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#include "terminal-util.h"
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#include "tmpfile-util.h"
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#include "unit-def.h"
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#include "unit-file.h"
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#include "unit-name.h"
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#include "user-util.h"
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#include "utf8.h"
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#include "utmp-wtmp.h"
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#include "verbs.h"
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#include "virt.h"
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static char **arg_types = NULL;
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static char **arg_states = NULL;
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static char **arg_properties = NULL;
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static bool arg_all = false;
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static enum dependency {
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DEPENDENCY_FORWARD,
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DEPENDENCY_REVERSE,
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DEPENDENCY_AFTER,
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DEPENDENCY_BEFORE,
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_DEPENDENCY_MAX
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} arg_dependency = DEPENDENCY_FORWARD;
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static const char *arg_job_mode = "replace";
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static UnitFileScope arg_scope = UNIT_FILE_SYSTEM;
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static bool arg_wait = false;
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static bool arg_no_block = false;
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static bool arg_no_legend = false;
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static PagerFlags arg_pager_flags = 0;
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static bool arg_no_wtmp = false;
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static bool arg_no_sync = false;
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static bool arg_no_wall = false;
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static bool arg_no_reload = false;
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static bool arg_value = false;
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static bool arg_show_types = false;
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static bool arg_ignore_inhibitors = false;
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static bool arg_dry_run = false;
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static bool arg_quiet = false;
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static bool arg_full = false;
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static bool arg_recursive = false;
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static bool arg_with_dependencies = false;
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static bool arg_show_transaction = false;
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static int arg_force = 0;
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static bool arg_ask_password = false;
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static bool arg_runtime = false;
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static UnitFilePresetMode arg_preset_mode = UNIT_FILE_PRESET_FULL;
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static char **arg_wall = NULL;
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static const char *arg_kill_who = NULL;
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static int arg_signal = SIGTERM;
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static char *arg_root = NULL;
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static usec_t arg_when = 0;
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static const char *arg_reboot_argument = NULL;
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static enum action {
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ACTION_SYSTEMCTL,
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ACTION_HALT,
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ACTION_POWEROFF,
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ACTION_REBOOT,
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ACTION_KEXEC,
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ACTION_EXIT,
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ACTION_SUSPEND,
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ACTION_HIBERNATE,
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ACTION_HYBRID_SLEEP,
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ACTION_SUSPEND_THEN_HIBERNATE,
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ACTION_RUNLEVEL2,
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ACTION_RUNLEVEL3,
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ACTION_RUNLEVEL4,
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ACTION_RUNLEVEL5,
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ACTION_RESCUE,
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ACTION_EMERGENCY,
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ACTION_DEFAULT,
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ACTION_RELOAD,
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ACTION_REEXEC,
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ACTION_RUNLEVEL,
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ACTION_CANCEL_SHUTDOWN,
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_ACTION_MAX,
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_ACTION_INVALID = -1
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} arg_action = ACTION_SYSTEMCTL;
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static BusTransport arg_transport = BUS_TRANSPORT_LOCAL;
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static const char *arg_host = NULL;
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static unsigned arg_lines = 10;
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static OutputMode arg_output = OUTPUT_SHORT;
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static bool arg_plain = false;
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static bool arg_firmware_setup = false;
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static usec_t arg_boot_loader_menu = USEC_INFINITY;
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static const char *arg_boot_loader_entry = NULL;
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static bool arg_now = false;
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static bool arg_jobs_before = false;
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static bool arg_jobs_after = false;
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static char **arg_clean_what = NULL;
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static TimestampStyle arg_timestamp_style = TIMESTAMP_PRETTY;
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/* This is a global cache that will be constructed on first use. */
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static Hashmap *cached_id_map = NULL;
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static Hashmap *cached_name_map = NULL;
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STATIC_DESTRUCTOR_REGISTER(arg_wall, strv_freep);
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STATIC_DESTRUCTOR_REGISTER(arg_root, freep);
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STATIC_DESTRUCTOR_REGISTER(arg_types, strv_freep);
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STATIC_DESTRUCTOR_REGISTER(arg_states, strv_freep);
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STATIC_DESTRUCTOR_REGISTER(arg_properties, strv_freep);
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STATIC_DESTRUCTOR_REGISTER(arg_clean_what, strv_freep);
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STATIC_DESTRUCTOR_REGISTER(cached_id_map, hashmap_freep);
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STATIC_DESTRUCTOR_REGISTER(cached_name_map, hashmap_freep);
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static int daemon_reload(int argc, char *argv[], void* userdata);
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static int trivial_method(int argc, char *argv[], void *userdata);
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static int halt_now(enum action a);
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static int get_state_one_unit(sd_bus *bus, const char *name, UnitActiveState *active_state);
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static bool original_stdout_is_tty;
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typedef enum BusFocus {
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BUS_FULL, /* The full bus indicated via --system or --user */
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BUS_MANAGER, /* The manager itself, possibly directly, possibly via the bus */
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_BUS_FOCUS_MAX
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} BusFocus;
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static sd_bus *buses[_BUS_FOCUS_MAX] = {};
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static UnitFileFlags args_to_flags(void) {
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return (arg_runtime ? UNIT_FILE_RUNTIME : 0) |
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(arg_force ? UNIT_FILE_FORCE : 0);
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}
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static int acquire_bus(BusFocus focus, sd_bus **ret) {
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int r;
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assert(focus < _BUS_FOCUS_MAX);
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assert(ret);
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/* We only go directly to the manager, if we are using a local transport */
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if (arg_transport != BUS_TRANSPORT_LOCAL)
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focus = BUS_FULL;
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if (getenv_bool("SYSTEMCTL_FORCE_BUS") > 0)
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focus = BUS_FULL;
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if (!buses[focus]) {
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bool user;
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user = arg_scope != UNIT_FILE_SYSTEM;
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if (focus == BUS_MANAGER)
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r = bus_connect_transport_systemd(arg_transport, arg_host, user, &buses[focus]);
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else
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r = bus_connect_transport(arg_transport, arg_host, user, &buses[focus]);
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if (r < 0)
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return log_error_errno(r, "Failed to connect to bus: %m");
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(void) sd_bus_set_allow_interactive_authorization(buses[focus], arg_ask_password);
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}
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*ret = buses[focus];
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return 0;
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}
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static void release_busses(void) {
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BusFocus w;
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for (w = 0; w < _BUS_FOCUS_MAX; w++)
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buses[w] = sd_bus_flush_close_unref(buses[w]);
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}
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static void ask_password_agent_open_maybe(void) {
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/* Open the password agent as a child process if necessary */
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if (arg_dry_run)
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return;
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if (arg_scope != UNIT_FILE_SYSTEM)
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return;
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ask_password_agent_open_if_enabled(arg_transport, arg_ask_password);
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}
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static void polkit_agent_open_maybe(void) {
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/* Open the polkit agent as a child process if necessary */
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if (arg_scope != UNIT_FILE_SYSTEM)
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return;
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polkit_agent_open_if_enabled(arg_transport, arg_ask_password);
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}
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static OutputFlags get_output_flags(void) {
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return
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arg_all * OUTPUT_SHOW_ALL |
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(arg_full || !on_tty() || pager_have()) * OUTPUT_FULL_WIDTH |
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colors_enabled() * OUTPUT_COLOR |
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!arg_quiet * OUTPUT_WARN_CUTOFF;
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}
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static int translate_bus_error_to_exit_status(int r, const sd_bus_error *error) {
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assert(error);
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if (!sd_bus_error_is_set(error))
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return r;
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if (sd_bus_error_has_names(error, SD_BUS_ERROR_ACCESS_DENIED,
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BUS_ERROR_ONLY_BY_DEPENDENCY,
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BUS_ERROR_NO_ISOLATION,
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BUS_ERROR_TRANSACTION_IS_DESTRUCTIVE))
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return EXIT_NOPERMISSION;
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if (sd_bus_error_has_name(error, BUS_ERROR_NO_SUCH_UNIT))
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return EXIT_NOTINSTALLED;
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if (sd_bus_error_has_names(error, BUS_ERROR_JOB_TYPE_NOT_APPLICABLE,
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SD_BUS_ERROR_NOT_SUPPORTED))
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return EXIT_NOTIMPLEMENTED;
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if (sd_bus_error_has_name(error, BUS_ERROR_LOAD_FAILED))
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return EXIT_NOTCONFIGURED;
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if (r != 0)
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return r;
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return EXIT_FAILURE;
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}
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static bool install_client_side(void) {
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/* Decides when to execute enable/disable/... operations
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* client-side rather than server-side. */
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if (running_in_chroot_or_offline())
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return true;
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if (sd_booted() <= 0)
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return true;
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if (!isempty(arg_root))
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return true;
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if (arg_scope == UNIT_FILE_GLOBAL)
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return true;
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/* Unsupported environment variable, mostly for debugging purposes */
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if (getenv_bool("SYSTEMCTL_INSTALL_CLIENT_SIDE") > 0)
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return true;
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return false;
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}
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static int compare_unit_info(const UnitInfo *a, const UnitInfo *b) {
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int r;
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/* First, order by machine */
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r = strcasecmp_ptr(a->machine, b->machine);
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if (r != 0)
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return r;
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/* Second, order by unit type */
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r = strcasecmp_ptr(strrchr(a->id, '.'), strrchr(b->id, '.'));
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if (r != 0)
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return r;
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/* Third, order by name */
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return strcasecmp(a->id, b->id);
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}
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static const char* unit_type_suffix(const char *name) {
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const char *dot;
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dot = strrchr(name, '.');
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if (!dot)
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return "";
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return dot + 1;
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}
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static bool output_show_unit(const UnitInfo *u, char **patterns) {
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assert(u);
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if (!strv_fnmatch_or_empty(patterns, u->id, FNM_NOESCAPE))
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return false;
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if (arg_types && !strv_find(arg_types, unit_type_suffix(u->id)))
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return false;
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if (arg_all)
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return true;
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/* Note that '--all' is not purely a state filter, but also a
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* filter that hides units that "follow" other units (which is
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* used for device units that appear under different names). */
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if (!isempty(u->following))
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return false;
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if (!strv_isempty(arg_states))
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return true;
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/* By default show all units except the ones in inactive
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* state and with no pending job */
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if (u->job_id > 0)
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return true;
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if (streq(u->active_state, "inactive"))
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return false;
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return true;
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}
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static int output_table(Table *table) {
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int r;
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assert(table);
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if (OUTPUT_MODE_IS_JSON(arg_output))
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r = table_print_json(table, NULL, output_mode_to_json_format_flags(arg_output) | JSON_FORMAT_COLOR_AUTO);
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else
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r = table_print(table, NULL);
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if (r < 0)
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return table_log_print_error(r);
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return 0;
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}
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static int output_units_list(const UnitInfo *unit_infos, unsigned c) {
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_cleanup_(table_unrefp) Table *table = NULL;
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int r;
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table = table_new("", "unit", "load", "active", "sub", "job", "description");
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if (!table)
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return log_oom();
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table_set_header(table, !arg_no_legend);
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if (arg_plain) {
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/* Hide the 'glyph' column when --plain is requested */
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r = table_hide_column_from_display(table, 0);
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if (r < 0)
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return log_error_errno(r, "Failed to hide column: %m");
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}
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if (arg_full)
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table_set_width(table, 0);
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(void) table_set_empty_string(table, "-");
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int job_count = 0;
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for (const UnitInfo *u = unit_infos; unit_infos && u < unit_infos + c; u++) {
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_cleanup_free_ char *j = NULL;
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const char *on_underline = "", *on_loaded = "", *on_active = "";
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const char *on_circle = "", *id;
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bool circle = false, underline = false;
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if (u + 1 < unit_infos + c &&
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!streq(unit_type_suffix(u->id), unit_type_suffix((u + 1)->id))) {
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on_underline = ansi_underline();
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underline = true;
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}
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if (STR_IN_SET(u->load_state, "error", "not-found", "bad-setting", "masked") && !arg_plain) {
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on_circle = underline ? ansi_highlight_yellow_underline() : ansi_highlight_yellow();
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circle = true;
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on_loaded = underline ? ansi_highlight_red_underline() : ansi_highlight_red();
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} else if (streq(u->active_state, "failed") && !arg_plain) {
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on_circle = underline ? ansi_highlight_red_underline() : ansi_highlight_red();
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circle = true;
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on_active = underline ? ansi_highlight_red_underline() : ansi_highlight_red();
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} else {
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on_circle = on_underline;
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on_active = on_underline;
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on_loaded = on_underline;
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}
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if (u->machine) {
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j = strjoin(u->machine, ":", u->id);
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if (!j)
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return log_oom();
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id = j;
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} else
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id = u->id;
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r = table_add_many(table,
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TABLE_STRING, circle ? special_glyph(SPECIAL_GLYPH_BLACK_CIRCLE) : " ",
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TABLE_SET_BOTH_COLORS, on_circle,
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TABLE_STRING, id,
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TABLE_SET_BOTH_COLORS, on_active,
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TABLE_STRING, u->load_state,
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TABLE_SET_BOTH_COLORS, on_loaded,
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TABLE_STRING, u->active_state,
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TABLE_SET_BOTH_COLORS, on_active,
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TABLE_STRING, u->sub_state,
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TABLE_SET_BOTH_COLORS, on_active,
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TABLE_STRING, u->job_id ? u->job_type: "",
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TABLE_SET_BOTH_COLORS, u->job_id ? on_underline : "",
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TABLE_STRING, u->description,
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TABLE_SET_BOTH_COLORS, on_underline);
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if (r < 0)
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return table_log_add_error(r);
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if (u->job_id != 0)
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job_count++;
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}
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if (job_count == 0) {
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/* There's no data in the JOB column, so let's hide it */
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r = table_hide_column_from_display(table, 5);
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if (r < 0)
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return log_error_errno(r, "Failed to hide column: %m");
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}
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r = output_table(table);
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if (r < 0)
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return r;
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if (!arg_no_legend) {
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const char *on, *off;
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size_t records = table_get_rows(table) - 1;
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if (records > 0) {
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puts("\n"
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"LOAD = Reflects whether the unit definition was properly loaded.\n"
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"ACTIVE = The high-level unit activation state, i.e. generalization of SUB.\n"
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"SUB = The low-level unit activation state, values depend on unit type.");
|
|
puts(job_count ? "JOB = Pending job for the unit.\n" : "");
|
|
on = ansi_highlight();
|
|
off = ansi_normal();
|
|
} else {
|
|
on = ansi_highlight_red();
|
|
off = ansi_normal();
|
|
}
|
|
|
|
if (arg_all || strv_contains(arg_states, "inactive"))
|
|
printf("%s%zu loaded units listed.%s\n"
|
|
"To show all installed unit files use 'systemctl list-unit-files'.\n",
|
|
on, records, off);
|
|
else if (!arg_states)
|
|
printf("%s%zu loaded units listed.%s Pass --all to see loaded but inactive units, too.\n"
|
|
"To show all installed unit files use 'systemctl list-unit-files'.\n",
|
|
on, records, off);
|
|
else
|
|
printf("%zu loaded units listed.\n", records);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int get_unit_list(
|
|
sd_bus *bus,
|
|
const char *machine,
|
|
char **patterns,
|
|
UnitInfo **unit_infos,
|
|
int c,
|
|
sd_bus_message **_reply) {
|
|
|
|
_cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL;
|
|
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
|
|
_cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
|
|
size_t size = c;
|
|
int r;
|
|
UnitInfo u;
|
|
bool fallback = false;
|
|
|
|
assert(bus);
|
|
assert(unit_infos);
|
|
assert(_reply);
|
|
|
|
r = bus_message_new_method_call(bus, &m, bus_systemd_mgr, "ListUnitsByPatterns");
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
r = sd_bus_message_append_strv(m, arg_states);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
r = sd_bus_message_append_strv(m, patterns);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
r = sd_bus_call(bus, m, 0, &error, &reply);
|
|
if (r < 0 && (sd_bus_error_has_names(&error, SD_BUS_ERROR_UNKNOWN_METHOD,
|
|
SD_BUS_ERROR_ACCESS_DENIED))) {
|
|
/* Fallback to legacy ListUnitsFiltered method */
|
|
fallback = true;
|
|
log_debug_errno(r, "Failed to list units: %s Falling back to ListUnitsFiltered method.", bus_error_message(&error, r));
|
|
m = sd_bus_message_unref(m);
|
|
sd_bus_error_free(&error);
|
|
|
|
r = bus_message_new_method_call(bus, &m, bus_systemd_mgr, "ListUnitsFiltered");
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
r = sd_bus_message_append_strv(m, arg_states);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
r = sd_bus_call(bus, m, 0, &error, &reply);
|
|
}
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to list units: %s", bus_error_message(&error, r));
|
|
|
|
r = sd_bus_message_enter_container(reply, SD_BUS_TYPE_ARRAY, "(ssssssouso)");
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
while ((r = bus_parse_unit_info(reply, &u)) > 0) {
|
|
u.machine = machine;
|
|
|
|
if (!output_show_unit(&u, fallback ? patterns : NULL))
|
|
continue;
|
|
|
|
if (!GREEDY_REALLOC(*unit_infos, size, c+1))
|
|
return log_oom();
|
|
|
|
(*unit_infos)[c++] = u;
|
|
}
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
r = sd_bus_message_exit_container(reply);
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
*_reply = TAKE_PTR(reply);
|
|
|
|
return c;
|
|
}
|
|
|
|
static void message_set_freep(Set **set) {
|
|
set_free_with_destructor(*set, sd_bus_message_unref);
|
|
}
|
|
|
|
static int get_unit_list_recursive(
|
|
sd_bus *bus,
|
|
char **patterns,
|
|
UnitInfo **_unit_infos,
|
|
Set **_replies,
|
|
char ***_machines) {
|
|
|
|
_cleanup_free_ UnitInfo *unit_infos = NULL;
|
|
_cleanup_(message_set_freep) Set *replies;
|
|
sd_bus_message *reply;
|
|
int c, r;
|
|
|
|
assert(bus);
|
|
assert(_replies);
|
|
assert(_unit_infos);
|
|
assert(_machines);
|
|
|
|
replies = set_new(NULL);
|
|
if (!replies)
|
|
return log_oom();
|
|
|
|
c = get_unit_list(bus, NULL, patterns, &unit_infos, 0, &reply);
|
|
if (c < 0)
|
|
return c;
|
|
|
|
r = set_put(replies, reply);
|
|
if (r < 0) {
|
|
sd_bus_message_unref(reply);
|
|
return log_oom();
|
|
}
|
|
|
|
if (arg_recursive) {
|
|
_cleanup_strv_free_ char **machines = NULL;
|
|
char **i;
|
|
|
|
r = sd_get_machine_names(&machines);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to get machine names: %m");
|
|
|
|
STRV_FOREACH(i, machines) {
|
|
_cleanup_(sd_bus_flush_close_unrefp) sd_bus *container = NULL;
|
|
int k;
|
|
|
|
r = sd_bus_open_system_machine(&container, *i);
|
|
if (r < 0) {
|
|
log_warning_errno(r, "Failed to connect to container %s, ignoring: %m", *i);
|
|
continue;
|
|
}
|
|
|
|
k = get_unit_list(container, *i, patterns, &unit_infos, c, &reply);
|
|
if (k < 0)
|
|
return k;
|
|
|
|
c = k;
|
|
|
|
r = set_put(replies, reply);
|
|
if (r < 0) {
|
|
sd_bus_message_unref(reply);
|
|
return log_oom();
|
|
}
|
|
}
|
|
|
|
*_machines = TAKE_PTR(machines);
|
|
} else
|
|
*_machines = NULL;
|
|
|
|
*_unit_infos = TAKE_PTR(unit_infos);
|
|
*_replies = TAKE_PTR(replies);
|
|
|
|
return c;
|
|
}
|
|
|
|
static int expand_names(sd_bus *bus, char **names, const char* suffix, char ***ret, bool *ret_expanded) {
|
|
_cleanup_strv_free_ char **mangled = NULL, **globs = NULL;
|
|
char **name;
|
|
int r, i;
|
|
|
|
assert(bus);
|
|
assert(ret);
|
|
|
|
STRV_FOREACH(name, names) {
|
|
char *t;
|
|
UnitNameMangle options = UNIT_NAME_MANGLE_GLOB | (arg_quiet ? 0 : UNIT_NAME_MANGLE_WARN);
|
|
|
|
r = unit_name_mangle_with_suffix(*name, NULL, options, suffix ?: ".service", &t);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to mangle name: %m");
|
|
|
|
if (string_is_glob(t))
|
|
r = strv_consume(&globs, t);
|
|
else
|
|
r = strv_consume(&mangled, t);
|
|
if (r < 0)
|
|
return log_oom();
|
|
}
|
|
|
|
/* Query the manager only if any of the names are a glob, since
|
|
* this is fairly expensive */
|
|
bool expanded = !strv_isempty(globs);
|
|
if (expanded) {
|
|
_cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
|
|
_cleanup_free_ UnitInfo *unit_infos = NULL;
|
|
size_t allocated, n;
|
|
|
|
r = get_unit_list(bus, NULL, globs, &unit_infos, 0, &reply);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
n = strv_length(mangled);
|
|
allocated = n + 1;
|
|
|
|
for (i = 0; i < r; i++) {
|
|
if (!GREEDY_REALLOC(mangled, allocated, n+2))
|
|
return log_oom();
|
|
|
|
mangled[n] = strdup(unit_infos[i].id);
|
|
if (!mangled[n])
|
|
return log_oom();
|
|
|
|
mangled[++n] = NULL;
|
|
}
|
|
}
|
|
|
|
if (ret_expanded)
|
|
*ret_expanded = expanded;
|
|
|
|
*ret = TAKE_PTR(mangled);
|
|
return 0;
|
|
}
|
|
|
|
static int list_dependencies_get_dependencies(sd_bus *bus, const char *name, char ***ret) {
|
|
_cleanup_strv_free_ char **deps = NULL;
|
|
|
|
static const struct bus_properties_map map[_DEPENDENCY_MAX][6] = {
|
|
[DEPENDENCY_FORWARD] = {
|
|
{ "Requires", "as", NULL, 0 },
|
|
{ "Requisite", "as", NULL, 0 },
|
|
{ "Wants", "as", NULL, 0 },
|
|
{ "ConsistsOf", "as", NULL, 0 },
|
|
{ "BindsTo", "as", NULL, 0 },
|
|
{}
|
|
},
|
|
[DEPENDENCY_REVERSE] = {
|
|
{ "RequiredBy", "as", NULL, 0 },
|
|
{ "RequisiteOf", "as", NULL, 0 },
|
|
{ "WantedBy", "as", NULL, 0 },
|
|
{ "PartOf", "as", NULL, 0 },
|
|
{ "BoundBy", "as", NULL, 0 },
|
|
{}
|
|
},
|
|
[DEPENDENCY_AFTER] = {
|
|
{ "After", "as", NULL, 0 },
|
|
{}
|
|
},
|
|
[DEPENDENCY_BEFORE] = {
|
|
{ "Before", "as", NULL, 0 },
|
|
{}
|
|
},
|
|
};
|
|
|
|
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
|
|
_cleanup_free_ char *dbus_path = NULL;
|
|
int r;
|
|
|
|
assert(bus);
|
|
assert(name);
|
|
assert(ret);
|
|
|
|
dbus_path = unit_dbus_path_from_name(name);
|
|
if (!dbus_path)
|
|
return log_oom();
|
|
|
|
r = bus_map_all_properties(bus,
|
|
"org.freedesktop.systemd1",
|
|
dbus_path,
|
|
map[arg_dependency],
|
|
BUS_MAP_STRDUP,
|
|
&error,
|
|
NULL,
|
|
&deps);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to get properties of %s: %s", name, bus_error_message(&error, r));
|
|
|
|
strv_uniq(deps); /* Sometimes a unit might have multiple deps on the other unit,
|
|
* but we still want to show it just once. */
|
|
*ret = TAKE_PTR(deps);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int append_unit_dependencies(sd_bus *bus, char **names, char ***ret) {
|
|
_cleanup_strv_free_ char **with_deps = NULL;
|
|
char **name;
|
|
|
|
assert(bus);
|
|
assert(ret);
|
|
|
|
STRV_FOREACH(name, names) {
|
|
_cleanup_strv_free_ char **deps = NULL;
|
|
|
|
if (strv_extend(&with_deps, *name) < 0)
|
|
return log_oom();
|
|
|
|
(void) list_dependencies_get_dependencies(bus, *name, &deps);
|
|
|
|
if (strv_extend_strv(&with_deps, deps, true) < 0)
|
|
return log_oom();
|
|
}
|
|
|
|
*ret = TAKE_PTR(with_deps);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int maybe_extend_with_unit_dependencies(sd_bus *bus, char ***list) {
|
|
assert(bus);
|
|
assert(list);
|
|
|
|
if (arg_with_dependencies) {
|
|
int r;
|
|
_cleanup_strv_free_ char **list_with_deps = NULL;
|
|
|
|
r = append_unit_dependencies(bus, *list, &list_with_deps);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to append unit dependencies: %m");
|
|
|
|
strv_free(*list);
|
|
*list = TAKE_PTR(list_with_deps);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int list_units(int argc, char *argv[], void *userdata) {
|
|
_cleanup_free_ UnitInfo *unit_infos = NULL;
|
|
_cleanup_(message_set_freep) Set *replies = NULL;
|
|
_cleanup_strv_free_ char **machines = NULL;
|
|
sd_bus *bus;
|
|
int r;
|
|
|
|
r = acquire_bus(BUS_MANAGER, &bus);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
(void) pager_open(arg_pager_flags);
|
|
|
|
if (arg_with_dependencies) {
|
|
_cleanup_strv_free_ char **names = NULL;
|
|
|
|
r = append_unit_dependencies(bus, strv_skip(argv, 1), &names);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
r = get_unit_list_recursive(bus, names, &unit_infos, &replies, &machines);
|
|
if (r < 0)
|
|
return r;
|
|
} else {
|
|
r = get_unit_list_recursive(bus, strv_skip(argv, 1), &unit_infos, &replies, &machines);
|
|
if (r < 0)
|
|
return r;
|
|
}
|
|
|
|
typesafe_qsort(unit_infos, r, compare_unit_info);
|
|
return output_units_list(unit_infos, r);
|
|
}
|
|
|
|
static int get_triggered_units(
|
|
sd_bus *bus,
|
|
const char* path,
|
|
char*** ret) {
|
|
|
|
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
|
|
int r;
|
|
|
|
assert(bus);
|
|
assert(path);
|
|
assert(ret);
|
|
|
|
r = sd_bus_get_property_strv(
|
|
bus,
|
|
"org.freedesktop.systemd1",
|
|
path,
|
|
"org.freedesktop.systemd1.Unit",
|
|
"Triggers",
|
|
&error,
|
|
ret);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to determine triggers: %s", bus_error_message(&error, r));
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int get_listening(
|
|
sd_bus *bus,
|
|
const char* unit_path,
|
|
char*** listening) {
|
|
|
|
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
|
|
_cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
|
|
const char *type, *path;
|
|
int r, n = 0;
|
|
|
|
r = sd_bus_get_property(
|
|
bus,
|
|
"org.freedesktop.systemd1",
|
|
unit_path,
|
|
"org.freedesktop.systemd1.Socket",
|
|
"Listen",
|
|
&error,
|
|
&reply,
|
|
"a(ss)");
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to get list of listening sockets: %s", bus_error_message(&error, r));
|
|
|
|
r = sd_bus_message_enter_container(reply, SD_BUS_TYPE_ARRAY, "(ss)");
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
while ((r = sd_bus_message_read(reply, "(ss)", &type, &path)) > 0) {
|
|
|
|
r = strv_extend(listening, type);
|
|
if (r < 0)
|
|
return log_oom();
|
|
|
|
r = strv_extend(listening, path);
|
|
if (r < 0)
|
|
return log_oom();
|
|
|
|
n++;
|
|
}
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
r = sd_bus_message_exit_container(reply);
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
return n;
|
|
}
|
|
|
|
struct socket_info {
|
|
const char *machine;
|
|
const char* id;
|
|
|
|
char* type;
|
|
char* path;
|
|
|
|
/* Note: triggered is a list here, although it almost certainly
|
|
* will always be one unit. Nevertheless, dbus API allows for multiple
|
|
* values, so let's follow that. */
|
|
char** triggered;
|
|
|
|
/* The strv above is shared. free is set only in the first one. */
|
|
bool own_triggered;
|
|
};
|
|
|
|
static int socket_info_compare(const struct socket_info *a, const struct socket_info *b) {
|
|
int r;
|
|
|
|
assert(a);
|
|
assert(b);
|
|
|
|
r = strcasecmp_ptr(a->machine, b->machine);
|
|
if (r != 0)
|
|
return r;
|
|
|
|
r = strcmp(a->path, b->path);
|
|
if (r != 0)
|
|
return r;
|
|
|
|
return strcmp(a->type, b->type);
|
|
}
|
|
|
|
static int output_sockets_list(struct socket_info *socket_infos, unsigned cs) {
|
|
_cleanup_(table_unrefp) Table *table = NULL;
|
|
struct socket_info *s;
|
|
const char *on, *off;
|
|
int r;
|
|
|
|
table = table_new("listen", "type", "unit", "activates");
|
|
if (!table)
|
|
return log_oom();
|
|
|
|
if (!arg_show_types) {
|
|
/* Hide the second (TYPE) column */
|
|
r = table_set_display(table, (size_t) 0, (size_t) 2, (size_t) 3, (size_t) -1);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to set columns to display: %m");
|
|
}
|
|
|
|
table_set_header(table, !arg_no_legend);
|
|
if (arg_full)
|
|
table_set_width(table, 0);
|
|
|
|
(void) table_set_empty_string(table, "-");
|
|
|
|
if (cs) {
|
|
for (s = socket_infos; s < socket_infos + cs; s++) {
|
|
_cleanup_free_ char *j = NULL;
|
|
const char *path;
|
|
|
|
if (s->machine) {
|
|
j = strjoin(s->machine, ":", s->path);
|
|
if (!j)
|
|
return log_oom();
|
|
path = j;
|
|
} else
|
|
path = s->path;
|
|
|
|
r = table_add_many(table,
|
|
TABLE_STRING, path,
|
|
TABLE_STRING, s->type,
|
|
TABLE_STRING, s->id);
|
|
if (r < 0)
|
|
return table_log_add_error(r);
|
|
|
|
if (strv_isempty(s->triggered))
|
|
r = table_add_cell(table, NULL, TABLE_EMPTY, NULL);
|
|
else if (strv_length(s->triggered) == 1)
|
|
r = table_add_cell(table, NULL, TABLE_STRING, s->triggered[0]);
|
|
else
|
|
/* This should never happen, currently our socket units can only trigger a
|
|
* single unit. But let's handle this anyway, who knows what the future
|
|
* brings? */
|
|
r = table_add_cell(table, NULL, TABLE_STRV, s->triggered);
|
|
if (r < 0)
|
|
return table_log_add_error(r);
|
|
|
|
}
|
|
|
|
on = ansi_highlight();
|
|
off = ansi_normal();
|
|
} else {
|
|
on = ansi_highlight_red();
|
|
off = ansi_normal();
|
|
}
|
|
|
|
r = output_table(table);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
if (!arg_no_legend) {
|
|
printf("\n%s%u sockets listed.%s\n", on, cs, off);
|
|
if (!arg_all)
|
|
printf("Pass --all to see loaded but inactive sockets, too.\n");
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int list_sockets(int argc, char *argv[], void *userdata) {
|
|
_cleanup_(message_set_freep) Set *replies = NULL;
|
|
_cleanup_strv_free_ char **machines = NULL;
|
|
_cleanup_strv_free_ char **sockets_with_suffix = NULL;
|
|
_cleanup_free_ UnitInfo *unit_infos = NULL;
|
|
_cleanup_free_ struct socket_info *socket_infos = NULL;
|
|
const UnitInfo *u;
|
|
struct socket_info *s;
|
|
unsigned cs = 0;
|
|
size_t size = 0;
|
|
int r, n;
|
|
sd_bus *bus;
|
|
|
|
r = acquire_bus(BUS_MANAGER, &bus);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
(void) pager_open(arg_pager_flags);
|
|
|
|
r = expand_names(bus, strv_skip(argv, 1), ".socket", &sockets_with_suffix, NULL);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
if (argc == 1 || sockets_with_suffix) {
|
|
n = get_unit_list_recursive(bus, sockets_with_suffix, &unit_infos, &replies, &machines);
|
|
if (n < 0)
|
|
return n;
|
|
|
|
for (u = unit_infos; u < unit_infos + n; u++) {
|
|
_cleanup_strv_free_ char **listening = NULL, **triggered = NULL;
|
|
int i, c;
|
|
|
|
if (!endswith(u->id, ".socket"))
|
|
continue;
|
|
|
|
r = get_triggered_units(bus, u->unit_path, &triggered);
|
|
if (r < 0)
|
|
goto cleanup;
|
|
|
|
c = get_listening(bus, u->unit_path, &listening);
|
|
if (c < 0) {
|
|
r = c;
|
|
goto cleanup;
|
|
}
|
|
|
|
if (!GREEDY_REALLOC(socket_infos, size, cs + c)) {
|
|
r = log_oom();
|
|
goto cleanup;
|
|
}
|
|
|
|
for (i = 0; i < c; i++)
|
|
socket_infos[cs + i] = (struct socket_info) {
|
|
.machine = u->machine,
|
|
.id = u->id,
|
|
.type = listening[i*2],
|
|
.path = listening[i*2 + 1],
|
|
.triggered = triggered,
|
|
.own_triggered = i==0,
|
|
};
|
|
|
|
/* from this point on we will cleanup those socket_infos */
|
|
cs += c;
|
|
free(listening);
|
|
listening = triggered = NULL; /* avoid cleanup */
|
|
}
|
|
|
|
typesafe_qsort(socket_infos, cs, socket_info_compare);
|
|
}
|
|
|
|
output_sockets_list(socket_infos, cs);
|
|
|
|
cleanup:
|
|
assert(cs == 0 || socket_infos);
|
|
for (s = socket_infos; s < socket_infos + cs; s++) {
|
|
free(s->type);
|
|
free(s->path);
|
|
if (s->own_triggered)
|
|
strv_free(s->triggered);
|
|
}
|
|
|
|
return r;
|
|
}
|
|
|
|
static int get_next_elapse(
|
|
sd_bus *bus,
|
|
const char *path,
|
|
dual_timestamp *next) {
|
|
|
|
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
|
|
dual_timestamp t;
|
|
int r;
|
|
|
|
assert(bus);
|
|
assert(path);
|
|
assert(next);
|
|
|
|
r = sd_bus_get_property_trivial(
|
|
bus,
|
|
"org.freedesktop.systemd1",
|
|
path,
|
|
"org.freedesktop.systemd1.Timer",
|
|
"NextElapseUSecMonotonic",
|
|
&error,
|
|
't',
|
|
&t.monotonic);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to get next elapse time: %s", bus_error_message(&error, r));
|
|
|
|
r = sd_bus_get_property_trivial(
|
|
bus,
|
|
"org.freedesktop.systemd1",
|
|
path,
|
|
"org.freedesktop.systemd1.Timer",
|
|
"NextElapseUSecRealtime",
|
|
&error,
|
|
't',
|
|
&t.realtime);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to get next elapse time: %s", bus_error_message(&error, r));
|
|
|
|
*next = t;
|
|
return 0;
|
|
}
|
|
|
|
static int get_last_trigger(
|
|
sd_bus *bus,
|
|
const char *path,
|
|
usec_t *last) {
|
|
|
|
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
|
|
int r;
|
|
|
|
assert(bus);
|
|
assert(path);
|
|
assert(last);
|
|
|
|
r = sd_bus_get_property_trivial(
|
|
bus,
|
|
"org.freedesktop.systemd1",
|
|
path,
|
|
"org.freedesktop.systemd1.Timer",
|
|
"LastTriggerUSec",
|
|
&error,
|
|
't',
|
|
last);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to get last trigger time: %s", bus_error_message(&error, r));
|
|
|
|
return 0;
|
|
}
|
|
|
|
struct timer_info {
|
|
const char* machine;
|
|
const char* id;
|
|
usec_t next_elapse;
|
|
usec_t last_trigger;
|
|
char** triggered;
|
|
};
|
|
|
|
static int timer_info_compare(const struct timer_info *a, const struct timer_info *b) {
|
|
int r;
|
|
|
|
assert(a);
|
|
assert(b);
|
|
|
|
r = strcasecmp_ptr(a->machine, b->machine);
|
|
if (r != 0)
|
|
return r;
|
|
|
|
r = CMP(a->next_elapse, b->next_elapse);
|
|
if (r != 0)
|
|
return r;
|
|
|
|
return strcmp(a->id, b->id);
|
|
}
|
|
|
|
static int output_timers_list(struct timer_info *timer_infos, unsigned n) {
|
|
_cleanup_(table_unrefp) Table *table = NULL;
|
|
struct timer_info *t;
|
|
const char *on, *off;
|
|
int r;
|
|
|
|
assert(timer_infos || n == 0);
|
|
|
|
table = table_new("next", "left", "last", "passed", "unit", "activates");
|
|
if (!table)
|
|
return log_oom();
|
|
|
|
table_set_header(table, !arg_no_legend);
|
|
if (arg_full)
|
|
table_set_width(table, 0);
|
|
|
|
(void) table_set_empty_string(table, "-");
|
|
|
|
if (n > 0) {
|
|
for (t = timer_infos; t < timer_infos + n; t++) {
|
|
_cleanup_free_ char *j = NULL, *activates = NULL;
|
|
const char *unit;
|
|
|
|
if (t->machine) {
|
|
j = strjoin(t->machine, ":", t->id);
|
|
if (!j)
|
|
return log_oom();
|
|
unit = j;
|
|
} else
|
|
unit = t->id;
|
|
|
|
activates = strv_join(t->triggered, ", ");
|
|
if (!activates)
|
|
return log_oom();
|
|
|
|
r = table_add_many(table,
|
|
TABLE_TIMESTAMP, t->next_elapse,
|
|
TABLE_TIMESTAMP_RELATIVE, t->next_elapse,
|
|
TABLE_TIMESTAMP, t->last_trigger,
|
|
TABLE_TIMESTAMP_RELATIVE, t->last_trigger,
|
|
TABLE_STRING, unit,
|
|
TABLE_STRING, activates);
|
|
if (r < 0)
|
|
return table_log_add_error(r);
|
|
}
|
|
|
|
on = ansi_highlight();
|
|
off = ansi_normal();
|
|
} else {
|
|
on = ansi_highlight_red();
|
|
off = ansi_normal();
|
|
}
|
|
|
|
r = output_table(table);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
if (!arg_no_legend) {
|
|
printf("\n%s%u timers listed.%s\n", on, n, off);
|
|
if (!arg_all)
|
|
printf("Pass --all to see loaded but inactive timers, too.\n");
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static usec_t calc_next_elapse(dual_timestamp *nw, dual_timestamp *next) {
|
|
usec_t next_elapse;
|
|
|
|
assert(nw);
|
|
assert(next);
|
|
|
|
if (timestamp_is_set(next->monotonic)) {
|
|
usec_t converted;
|
|
|
|
if (next->monotonic > nw->monotonic)
|
|
converted = nw->realtime + (next->monotonic - nw->monotonic);
|
|
else
|
|
converted = nw->realtime - (nw->monotonic - next->monotonic);
|
|
|
|
if (timestamp_is_set(next->realtime))
|
|
next_elapse = MIN(converted, next->realtime);
|
|
else
|
|
next_elapse = converted;
|
|
|
|
} else
|
|
next_elapse = next->realtime;
|
|
|
|
return next_elapse;
|
|
}
|
|
|
|
static int list_timers(int argc, char *argv[], void *userdata) {
|
|
_cleanup_(message_set_freep) Set *replies = NULL;
|
|
_cleanup_strv_free_ char **machines = NULL;
|
|
_cleanup_strv_free_ char **timers_with_suffix = NULL;
|
|
_cleanup_free_ struct timer_info *timer_infos = NULL;
|
|
_cleanup_free_ UnitInfo *unit_infos = NULL;
|
|
struct timer_info *t;
|
|
const UnitInfo *u;
|
|
size_t size = 0;
|
|
int n, c = 0;
|
|
dual_timestamp nw;
|
|
sd_bus *bus;
|
|
int r;
|
|
|
|
r = acquire_bus(BUS_MANAGER, &bus);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
(void) pager_open(arg_pager_flags);
|
|
|
|
r = expand_names(bus, strv_skip(argv, 1), ".timer", &timers_with_suffix, NULL);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
if (argc == 1 || timers_with_suffix) {
|
|
n = get_unit_list_recursive(bus, timers_with_suffix, &unit_infos, &replies, &machines);
|
|
if (n < 0)
|
|
return n;
|
|
|
|
dual_timestamp_get(&nw);
|
|
|
|
for (u = unit_infos; u < unit_infos + n; u++) {
|
|
_cleanup_strv_free_ char **triggered = NULL;
|
|
dual_timestamp next = DUAL_TIMESTAMP_NULL;
|
|
usec_t m, last = 0;
|
|
|
|
if (!endswith(u->id, ".timer"))
|
|
continue;
|
|
|
|
r = get_triggered_units(bus, u->unit_path, &triggered);
|
|
if (r < 0)
|
|
goto cleanup;
|
|
|
|
r = get_next_elapse(bus, u->unit_path, &next);
|
|
if (r < 0)
|
|
goto cleanup;
|
|
|
|
get_last_trigger(bus, u->unit_path, &last);
|
|
|
|
if (!GREEDY_REALLOC(timer_infos, size, c+1)) {
|
|
r = log_oom();
|
|
goto cleanup;
|
|
}
|
|
|
|
m = calc_next_elapse(&nw, &next);
|
|
|
|
timer_infos[c++] = (struct timer_info) {
|
|
.machine = u->machine,
|
|
.id = u->id,
|
|
.next_elapse = m,
|
|
.last_trigger = last,
|
|
.triggered = TAKE_PTR(triggered),
|
|
};
|
|
}
|
|
|
|
typesafe_qsort(timer_infos, c, timer_info_compare);
|
|
}
|
|
|
|
output_timers_list(timer_infos, c);
|
|
|
|
cleanup:
|
|
for (t = timer_infos; t < timer_infos + c; t++)
|
|
strv_free(t->triggered);
|
|
|
|
return r;
|
|
}
|
|
|
|
static int compare_unit_file_list(const UnitFileList *a, const UnitFileList *b) {
|
|
const char *d1, *d2;
|
|
|
|
d1 = strrchr(a->path, '.');
|
|
d2 = strrchr(b->path, '.');
|
|
|
|
if (d1 && d2) {
|
|
int r;
|
|
|
|
r = strcasecmp(d1, d2);
|
|
if (r != 0)
|
|
return r;
|
|
}
|
|
|
|
return strcasecmp(basename(a->path), basename(b->path));
|
|
}
|
|
|
|
static bool output_show_unit_file(const UnitFileList *u, char **states, char **patterns) {
|
|
assert(u);
|
|
|
|
if (!strv_fnmatch_or_empty(patterns, basename(u->path), FNM_NOESCAPE))
|
|
return false;
|
|
|
|
if (!strv_isempty(arg_types)) {
|
|
const char *dot;
|
|
|
|
dot = strrchr(u->path, '.');
|
|
if (!dot)
|
|
return false;
|
|
|
|
if (!strv_find(arg_types, dot+1))
|
|
return false;
|
|
}
|
|
|
|
if (!strv_isempty(states) &&
|
|
!strv_find(states, unit_file_state_to_string(u->state)))
|
|
return false;
|
|
|
|
return true;
|
|
}
|
|
|
|
static bool show_preset_for_state(UnitFileState state) {
|
|
/* Don't show preset state in those unit file states, it'll only confuse users. */
|
|
return !IN_SET(state,
|
|
UNIT_FILE_ALIAS,
|
|
UNIT_FILE_STATIC,
|
|
UNIT_FILE_GENERATED,
|
|
UNIT_FILE_TRANSIENT);
|
|
}
|
|
|
|
static int output_unit_file_list(const UnitFileList *units, unsigned c) {
|
|
_cleanup_(table_unrefp) Table *table = NULL;
|
|
_cleanup_(unit_file_presets_freep) UnitFilePresets presets = {};
|
|
int r;
|
|
|
|
table = table_new("unit file", "state", "vendor preset");
|
|
if (!table)
|
|
return log_oom();
|
|
|
|
table_set_header(table, !arg_no_legend);
|
|
if (arg_full)
|
|
table_set_width(table, 0);
|
|
|
|
(void) table_set_empty_string(table, "-");
|
|
|
|
for (const UnitFileList *u = units; u < units + c; u++) {
|
|
const char *on_underline = NULL, *on_unit_color = NULL, *id;
|
|
bool underline;
|
|
|
|
underline = u + 1 < units + c &&
|
|
!streq(unit_type_suffix(u->path), unit_type_suffix((u + 1)->path));
|
|
|
|
if (underline)
|
|
on_underline = ansi_underline();
|
|
|
|
if (IN_SET(u->state,
|
|
UNIT_FILE_MASKED,
|
|
UNIT_FILE_MASKED_RUNTIME,
|
|
UNIT_FILE_DISABLED,
|
|
UNIT_FILE_BAD))
|
|
on_unit_color = underline ? ansi_highlight_red_underline() : ansi_highlight_red();
|
|
else if (IN_SET(u->state,
|
|
UNIT_FILE_ENABLED,
|
|
UNIT_FILE_ALIAS))
|
|
on_unit_color = underline ? ansi_highlight_green_underline() : ansi_highlight_green();
|
|
else
|
|
on_unit_color = on_underline;
|
|
|
|
id = basename(u->path);
|
|
|
|
r = table_add_many(table,
|
|
TABLE_STRING, id,
|
|
TABLE_SET_BOTH_COLORS, strempty(on_underline),
|
|
TABLE_STRING, unit_file_state_to_string(u->state),
|
|
TABLE_SET_BOTH_COLORS, strempty(on_unit_color));
|
|
if (r < 0)
|
|
return table_log_add_error(r);
|
|
|
|
if (show_preset_for_state(u->state)) {
|
|
const char *unit_preset_str, *on_preset_color;
|
|
|
|
r = unit_file_query_preset(arg_scope, arg_root, id, &presets);
|
|
if (r < 0) {
|
|
unit_preset_str = "n/a";
|
|
on_preset_color = underline ? on_underline : ansi_normal();
|
|
} else if (r == 0) {
|
|
unit_preset_str = "disabled";
|
|
on_preset_color = underline ? ansi_highlight_red_underline() : ansi_highlight_red();
|
|
} else {
|
|
unit_preset_str = "enabled";
|
|
on_preset_color = underline ? ansi_highlight_green_underline() : ansi_highlight_green();
|
|
}
|
|
|
|
r = table_add_many(table,
|
|
TABLE_STRING, unit_preset_str,
|
|
TABLE_SET_BOTH_COLORS, strempty(on_preset_color));
|
|
} else
|
|
r = table_add_many(table,
|
|
TABLE_EMPTY,
|
|
TABLE_SET_BOTH_COLORS, underline ? ansi_grey_underline() : ansi_grey());
|
|
if (r < 0)
|
|
return table_log_add_error(r);
|
|
}
|
|
|
|
r = output_table(table);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
if (!arg_no_legend)
|
|
printf("\n%u unit files listed.\n", c);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int list_unit_files(int argc, char *argv[], void *userdata) {
|
|
_cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
|
|
_cleanup_free_ UnitFileList *units = NULL;
|
|
UnitFileList *unit;
|
|
size_t size = 0;
|
|
unsigned c = 0;
|
|
const char *state;
|
|
char *path;
|
|
int r;
|
|
bool fallback = false;
|
|
|
|
if (install_client_side()) {
|
|
Hashmap *h;
|
|
UnitFileList *u;
|
|
unsigned n_units;
|
|
|
|
h = hashmap_new(&string_hash_ops);
|
|
if (!h)
|
|
return log_oom();
|
|
|
|
r = unit_file_get_list(arg_scope, arg_root, h, arg_states, strv_skip(argv, 1));
|
|
if (r < 0) {
|
|
unit_file_list_free(h);
|
|
return log_error_errno(r, "Failed to get unit file list: %m");
|
|
}
|
|
|
|
n_units = hashmap_size(h);
|
|
|
|
units = new(UnitFileList, n_units ?: 1); /* avoid malloc(0) */
|
|
if (!units) {
|
|
unit_file_list_free(h);
|
|
return log_oom();
|
|
}
|
|
|
|
HASHMAP_FOREACH(u, h) {
|
|
if (!output_show_unit_file(u, NULL, NULL))
|
|
continue;
|
|
|
|
units[c++] = *u;
|
|
free(u);
|
|
}
|
|
|
|
assert(c <= n_units);
|
|
hashmap_free(h);
|
|
|
|
r = 0;
|
|
} else {
|
|
_cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL;
|
|
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
|
|
sd_bus *bus;
|
|
|
|
r = acquire_bus(BUS_MANAGER, &bus);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
r = bus_message_new_method_call(bus, &m, bus_systemd_mgr, "ListUnitFilesByPatterns");
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
r = sd_bus_message_append_strv(m, arg_states);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
if (arg_with_dependencies) {
|
|
_cleanup_strv_free_ char **names_with_deps = NULL;
|
|
|
|
r = append_unit_dependencies(bus, strv_skip(argv, 1), &names_with_deps);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to append unit dependencies: %m");
|
|
|
|
r = sd_bus_message_append_strv(m, names_with_deps);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
} else {
|
|
r = sd_bus_message_append_strv(m, strv_skip(argv, 1));
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
}
|
|
|
|
r = sd_bus_call(bus, m, 0, &error, &reply);
|
|
if (r < 0 && sd_bus_error_has_name(&error, SD_BUS_ERROR_UNKNOWN_METHOD)) {
|
|
/* Fallback to legacy ListUnitFiles method */
|
|
fallback = true;
|
|
log_debug_errno(r, "Failed to list unit files: %s Falling back to ListUnitsFiles method.", bus_error_message(&error, r));
|
|
m = sd_bus_message_unref(m);
|
|
sd_bus_error_free(&error);
|
|
|
|
r = bus_message_new_method_call(bus, &m, bus_systemd_mgr, "ListUnitFiles");
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
r = sd_bus_call(bus, m, 0, &error, &reply);
|
|
}
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to list unit files: %s", bus_error_message(&error, r));
|
|
|
|
r = sd_bus_message_enter_container(reply, SD_BUS_TYPE_ARRAY, "(ss)");
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
while ((r = sd_bus_message_read(reply, "(ss)", &path, &state)) > 0) {
|
|
|
|
if (!GREEDY_REALLOC(units, size, c + 1))
|
|
return log_oom();
|
|
|
|
units[c] = (struct UnitFileList) {
|
|
path,
|
|
unit_file_state_from_string(state)
|
|
};
|
|
|
|
if (output_show_unit_file(&units[c],
|
|
fallback ? arg_states : NULL,
|
|
fallback ? strv_skip(argv, 1) : NULL))
|
|
c++;
|
|
|
|
}
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
r = sd_bus_message_exit_container(reply);
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
}
|
|
|
|
(void) pager_open(arg_pager_flags);
|
|
|
|
typesafe_qsort(units, c, compare_unit_file_list);
|
|
r = output_unit_file_list(units, c);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
if (install_client_side())
|
|
for (unit = units; unit < units + c; unit++)
|
|
free(unit->path);
|
|
|
|
if (c == 0)
|
|
return -ENOENT;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int list_dependencies_print(const char *name, int level, unsigned branches, bool last) {
|
|
_cleanup_free_ char *n = NULL;
|
|
size_t max_len = MAX(columns(),20u);
|
|
size_t len = 0;
|
|
int i;
|
|
|
|
if (!arg_plain) {
|
|
|
|
for (i = level - 1; i >= 0; i--) {
|
|
len += 2;
|
|
if (len > max_len - 3 && !arg_full) {
|
|
printf("%s...\n",max_len % 2 ? "" : " ");
|
|
return 0;
|
|
}
|
|
printf("%s", special_glyph(branches & (1 << i) ? SPECIAL_GLYPH_TREE_VERTICAL : SPECIAL_GLYPH_TREE_SPACE));
|
|
}
|
|
len += 2;
|
|
|
|
if (len > max_len - 3 && !arg_full) {
|
|
printf("%s...\n",max_len % 2 ? "" : " ");
|
|
return 0;
|
|
}
|
|
|
|
printf("%s", special_glyph(last ? SPECIAL_GLYPH_TREE_RIGHT : SPECIAL_GLYPH_TREE_BRANCH));
|
|
}
|
|
|
|
if (arg_full) {
|
|
printf("%s\n", name);
|
|
return 0;
|
|
}
|
|
|
|
n = ellipsize(name, max_len-len, 100);
|
|
if (!n)
|
|
return log_oom();
|
|
|
|
printf("%s\n", n);
|
|
return 0;
|
|
}
|
|
|
|
static int list_dependencies_compare(char * const *a, char * const *b) {
|
|
if (unit_name_to_type(*a) == UNIT_TARGET && unit_name_to_type(*b) != UNIT_TARGET)
|
|
return 1;
|
|
if (unit_name_to_type(*a) != UNIT_TARGET && unit_name_to_type(*b) == UNIT_TARGET)
|
|
return -1;
|
|
|
|
return strcasecmp(*a, *b);
|
|
}
|
|
|
|
static int list_dependencies_one(
|
|
sd_bus *bus,
|
|
const char *name,
|
|
int level,
|
|
char ***units,
|
|
unsigned branches) {
|
|
|
|
_cleanup_strv_free_ char **deps = NULL;
|
|
char **c;
|
|
int r;
|
|
|
|
assert(bus);
|
|
assert(name);
|
|
assert(units);
|
|
|
|
r = strv_extend(units, name);
|
|
if (r < 0)
|
|
return log_oom();
|
|
|
|
r = list_dependencies_get_dependencies(bus, name, &deps);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
typesafe_qsort(deps, strv_length(deps), list_dependencies_compare);
|
|
|
|
STRV_FOREACH(c, deps) {
|
|
if (strv_contains(*units, *c)) {
|
|
if (!arg_plain) {
|
|
printf(" ");
|
|
r = list_dependencies_print("...", level + 1, (branches << 1) | (c[1] == NULL ? 0 : 1), 1);
|
|
if (r < 0)
|
|
return r;
|
|
}
|
|
continue;
|
|
}
|
|
|
|
if (arg_plain)
|
|
printf(" ");
|
|
else {
|
|
UnitActiveState active_state = _UNIT_ACTIVE_STATE_INVALID;
|
|
const char *on;
|
|
|
|
(void) get_state_one_unit(bus, *c, &active_state);
|
|
|
|
switch (active_state) {
|
|
case UNIT_ACTIVE:
|
|
case UNIT_RELOADING:
|
|
case UNIT_ACTIVATING:
|
|
on = ansi_highlight_green();
|
|
break;
|
|
|
|
case UNIT_INACTIVE:
|
|
case UNIT_DEACTIVATING:
|
|
on = ansi_normal();
|
|
break;
|
|
|
|
default:
|
|
on = ansi_highlight_red();
|
|
break;
|
|
}
|
|
|
|
printf("%s%s%s ", on, special_glyph(SPECIAL_GLYPH_BLACK_CIRCLE), ansi_normal());
|
|
}
|
|
|
|
r = list_dependencies_print(*c, level, branches, c[1] == NULL);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
if (arg_all || unit_name_to_type(*c) == UNIT_TARGET) {
|
|
r = list_dependencies_one(bus, *c, level + 1, units, (branches << 1) | (c[1] == NULL ? 0 : 1));
|
|
if (r < 0)
|
|
return r;
|
|
}
|
|
}
|
|
|
|
if (!arg_plain)
|
|
strv_remove(*units, name);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int list_dependencies(int argc, char *argv[], void *userdata) {
|
|
_cleanup_strv_free_ char **units = NULL, **done = NULL;
|
|
char **u, **patterns;
|
|
sd_bus *bus;
|
|
int r;
|
|
|
|
r = acquire_bus(BUS_MANAGER, &bus);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
patterns = strv_skip(argv, 1);
|
|
if (strv_isempty(patterns)) {
|
|
units = strv_new(SPECIAL_DEFAULT_TARGET);
|
|
if (!units)
|
|
return log_oom();
|
|
} else {
|
|
r = expand_names(bus, patterns, NULL, &units, NULL);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to expand names: %m");
|
|
}
|
|
|
|
(void) pager_open(arg_pager_flags);
|
|
|
|
STRV_FOREACH(u, units) {
|
|
if (u != units)
|
|
puts("");
|
|
|
|
puts(*u);
|
|
r = list_dependencies_one(bus, *u, 0, &done, 0);
|
|
if (r < 0)
|
|
return r;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
struct machine_info {
|
|
bool is_host;
|
|
char *name;
|
|
char *state;
|
|
char *control_group;
|
|
uint32_t n_failed_units;
|
|
uint32_t n_jobs;
|
|
usec_t timestamp;
|
|
};
|
|
|
|
static const struct bus_properties_map machine_info_property_map[] = {
|
|
{ "SystemState", "s", NULL, offsetof(struct machine_info, state) },
|
|
{ "NJobs", "u", NULL, offsetof(struct machine_info, n_jobs) },
|
|
{ "NFailedUnits", "u", NULL, offsetof(struct machine_info, n_failed_units) },
|
|
{ "ControlGroup", "s", NULL, offsetof(struct machine_info, control_group) },
|
|
{ "UserspaceTimestamp", "t", NULL, offsetof(struct machine_info, timestamp) },
|
|
{}
|
|
};
|
|
|
|
static void machine_info_clear(struct machine_info *info) {
|
|
assert(info);
|
|
|
|
free(info->name);
|
|
free(info->state);
|
|
free(info->control_group);
|
|
zero(*info);
|
|
}
|
|
|
|
static void free_machines_list(struct machine_info *machine_infos, int n) {
|
|
int i;
|
|
|
|
if (!machine_infos)
|
|
return;
|
|
|
|
for (i = 0; i < n; i++)
|
|
machine_info_clear(&machine_infos[i]);
|
|
|
|
free(machine_infos);
|
|
}
|
|
|
|
static int compare_machine_info(const struct machine_info *a, const struct machine_info *b) {
|
|
int r;
|
|
|
|
r = CMP(b->is_host, a->is_host);
|
|
if (r != 0)
|
|
return r;
|
|
|
|
return strcasecmp(a->name, b->name);
|
|
}
|
|
|
|
static int get_machine_properties(sd_bus *bus, struct machine_info *mi) {
|
|
_cleanup_(sd_bus_flush_close_unrefp) sd_bus *container = NULL;
|
|
int r;
|
|
|
|
assert(mi);
|
|
|
|
if (!bus) {
|
|
r = sd_bus_open_system_machine(&container, mi->name);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
bus = container;
|
|
}
|
|
|
|
r = bus_map_all_properties(
|
|
bus,
|
|
"org.freedesktop.systemd1",
|
|
"/org/freedesktop/systemd1",
|
|
machine_info_property_map,
|
|
BUS_MAP_STRDUP,
|
|
NULL,
|
|
NULL,
|
|
mi);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static bool output_show_machine(const char *name, char **patterns) {
|
|
return strv_fnmatch_or_empty(patterns, name, FNM_NOESCAPE);
|
|
}
|
|
|
|
static int get_machine_list(
|
|
sd_bus *bus,
|
|
struct machine_info **_machine_infos,
|
|
char **patterns) {
|
|
|
|
struct machine_info *machine_infos = NULL;
|
|
_cleanup_strv_free_ char **m = NULL;
|
|
_cleanup_free_ char *hn = NULL;
|
|
size_t sz = 0;
|
|
char **i;
|
|
int c = 0, r;
|
|
|
|
hn = gethostname_malloc();
|
|
if (!hn)
|
|
return log_oom();
|
|
|
|
if (output_show_machine(hn, patterns)) {
|
|
if (!GREEDY_REALLOC0(machine_infos, sz, c+1))
|
|
return log_oom();
|
|
|
|
machine_infos[c].is_host = true;
|
|
machine_infos[c].name = TAKE_PTR(hn);
|
|
|
|
(void) get_machine_properties(bus, &machine_infos[c]);
|
|
c++;
|
|
}
|
|
|
|
r = sd_get_machine_names(&m);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to get machine list: %m");
|
|
|
|
STRV_FOREACH(i, m) {
|
|
_cleanup_free_ char *class = NULL;
|
|
|
|
if (!output_show_machine(*i, patterns))
|
|
continue;
|
|
|
|
sd_machine_get_class(*i, &class);
|
|
if (!streq_ptr(class, "container"))
|
|
continue;
|
|
|
|
if (!GREEDY_REALLOC0(machine_infos, sz, c+1)) {
|
|
free_machines_list(machine_infos, c);
|
|
return log_oom();
|
|
}
|
|
|
|
machine_infos[c].is_host = false;
|
|
machine_infos[c].name = strdup(*i);
|
|
if (!machine_infos[c].name) {
|
|
free_machines_list(machine_infos, c);
|
|
return log_oom();
|
|
}
|
|
|
|
(void) get_machine_properties(NULL, &machine_infos[c]);
|
|
c++;
|
|
}
|
|
|
|
*_machine_infos = machine_infos;
|
|
return c;
|
|
}
|
|
|
|
static int output_machines_list(struct machine_info *machine_infos, unsigned n) {
|
|
_cleanup_(table_unrefp) Table *table = NULL;
|
|
struct machine_info *m;
|
|
bool state_missing = false;
|
|
int r;
|
|
|
|
assert(machine_infos || n == 0);
|
|
|
|
table = table_new("", "name", "state", "failed", "jobs");
|
|
if (!table)
|
|
return log_oom();
|
|
|
|
table_set_header(table, !arg_no_legend);
|
|
if (arg_plain) {
|
|
/* Hide the 'glyph' column when --plain is requested */
|
|
r = table_hide_column_from_display(table, 0);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to hide column: %m");
|
|
}
|
|
if (arg_full)
|
|
table_set_width(table, 0);
|
|
|
|
(void) table_set_empty_string(table, "-");
|
|
|
|
for (m = machine_infos; m < machine_infos + n; m++) {
|
|
_cleanup_free_ char *mname = NULL;
|
|
const char *on_state = "", *on_failed = "";
|
|
bool circle = false;
|
|
|
|
if (streq_ptr(m->state, "degraded")) {
|
|
on_state = ansi_highlight_red();
|
|
circle = true;
|
|
} else if (!streq_ptr(m->state, "running")) {
|
|
on_state = ansi_highlight_yellow();
|
|
circle = true;
|
|
}
|
|
|
|
if (m->n_failed_units > 0)
|
|
on_failed = ansi_highlight_red();
|
|
else
|
|
on_failed = "";
|
|
|
|
if (!m->state)
|
|
state_missing = true;
|
|
|
|
if (m->is_host)
|
|
mname = strjoin(strna(m->name), " (host)");
|
|
|
|
r = table_add_many(table,
|
|
TABLE_STRING, circle ? special_glyph(SPECIAL_GLYPH_BLACK_CIRCLE) : " ",
|
|
TABLE_SET_COLOR, on_state,
|
|
TABLE_STRING, m->is_host ? mname : strna(m->name),
|
|
TABLE_STRING, strna(m->state),
|
|
TABLE_SET_COLOR, on_state,
|
|
TABLE_UINT32, m->n_failed_units,
|
|
TABLE_SET_COLOR, on_failed,
|
|
TABLE_UINT32, m->n_jobs);
|
|
if (r < 0)
|
|
return table_log_add_error(r);
|
|
}
|
|
|
|
r = output_table(table);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
if (!arg_no_legend) {
|
|
printf("\n");
|
|
if (state_missing && geteuid() != 0)
|
|
printf("Notice: some information only available to privileged users was not shown.\n");
|
|
printf("%u machines listed.\n", n);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int list_machines(int argc, char *argv[], void *userdata) {
|
|
struct machine_info *machine_infos = NULL;
|
|
sd_bus *bus;
|
|
int r, rc;
|
|
|
|
r = acquire_bus(BUS_MANAGER, &bus);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
r = get_machine_list(bus, &machine_infos, strv_skip(argv, 1));
|
|
if (r < 0)
|
|
return r;
|
|
|
|
(void) pager_open(arg_pager_flags);
|
|
|
|
typesafe_qsort(machine_infos, r, compare_machine_info);
|
|
rc = output_machines_list(machine_infos, r);
|
|
free_machines_list(machine_infos, r);
|
|
|
|
return rc;
|
|
}
|
|
|
|
static int parse_proc_cmdline_item(const char *key, const char *value, void *data) {
|
|
char **ret = data;
|
|
|
|
if (streq(key, "systemd.unit")) {
|
|
if (proc_cmdline_value_missing(key, value))
|
|
return 0;
|
|
if (!unit_name_is_valid(value, UNIT_NAME_PLAIN|UNIT_NAME_INSTANCE)) {
|
|
log_warning("Unit name specified on %s= is not valid, ignoring: %s", key, value);
|
|
return 0;
|
|
}
|
|
|
|
return free_and_strdup_warn(ret, key);
|
|
|
|
} else if (!value) {
|
|
if (runlevel_to_target(key))
|
|
return free_and_strdup_warn(ret, key);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void emit_cmdline_warning(void) {
|
|
if (arg_quiet || arg_root)
|
|
/* don't bother checking the commandline if we're operating on a container */
|
|
return;
|
|
|
|
_cleanup_free_ char *override = NULL;
|
|
int r;
|
|
|
|
r = proc_cmdline_parse(parse_proc_cmdline_item, &override, 0);
|
|
if (r < 0)
|
|
log_debug_errno(r, "Failed to parse kernel command line, ignoring: %m");
|
|
if (override)
|
|
log_notice("Note: found \"%s\" on the kernel commandline, which overrides the default unit.",
|
|
override);
|
|
}
|
|
|
|
static int determine_default(char **ret_name) {
|
|
int r;
|
|
|
|
if (install_client_side()) {
|
|
r = unit_file_get_default(arg_scope, arg_root, ret_name);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to get default target: %m");
|
|
return 0;
|
|
|
|
} else {
|
|
sd_bus *bus;
|
|
_cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
|
|
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
|
|
const char *name;
|
|
|
|
r = acquire_bus(BUS_MANAGER, &bus);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
r = bus_call_method(bus, bus_systemd_mgr, "GetDefaultTarget", &error, &reply, NULL);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to get default target: %s", bus_error_message(&error, r));
|
|
|
|
r = sd_bus_message_read(reply, "s", &name);
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
return free_and_strdup_warn(ret_name, name);
|
|
}
|
|
}
|
|
|
|
static int get_default(int argc, char *argv[], void *userdata) {
|
|
_cleanup_free_ char *name = NULL;
|
|
int r;
|
|
|
|
r = determine_default(&name);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
printf("%s\n", name);
|
|
|
|
emit_cmdline_warning();
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int set_default(int argc, char *argv[], void *userdata) {
|
|
_cleanup_free_ char *unit = NULL;
|
|
UnitFileChange *changes = NULL;
|
|
size_t n_changes = 0;
|
|
int r;
|
|
|
|
assert(argc >= 2);
|
|
assert(argv);
|
|
|
|
r = unit_name_mangle_with_suffix(argv[1], "set-default",
|
|
arg_quiet ? 0 : UNIT_NAME_MANGLE_WARN,
|
|
".target", &unit);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to mangle unit name: %m");
|
|
|
|
if (install_client_side()) {
|
|
r = unit_file_set_default(arg_scope, UNIT_FILE_FORCE, arg_root, unit, &changes, &n_changes);
|
|
unit_file_dump_changes(r, "set default", changes, n_changes, arg_quiet);
|
|
|
|
if (r > 0)
|
|
r = 0;
|
|
} else {
|
|
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
|
|
_cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
|
|
sd_bus *bus;
|
|
|
|
polkit_agent_open_maybe();
|
|
|
|
r = acquire_bus(BUS_MANAGER, &bus);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
r = bus_call_method(bus, bus_systemd_mgr, "SetDefaultTarget", &error, &reply, "sb", unit, 1);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to set default target: %s", bus_error_message(&error, r));
|
|
|
|
r = bus_deserialize_and_dump_unit_file_changes(reply, arg_quiet, &changes, &n_changes);
|
|
if (r < 0)
|
|
goto finish;
|
|
|
|
/* Try to reload if enabled */
|
|
if (!arg_no_reload)
|
|
r = daemon_reload(argc, argv, userdata);
|
|
else
|
|
r = 0;
|
|
}
|
|
|
|
emit_cmdline_warning();
|
|
|
|
if (!arg_quiet) {
|
|
_cleanup_free_ char *final = NULL;
|
|
|
|
r = determine_default(&final);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
if (!streq(final, unit))
|
|
log_notice("Note: \"%s\" is the default unit (possibly a runtime override).", final);
|
|
}
|
|
|
|
finish:
|
|
unit_file_changes_free(changes, n_changes);
|
|
|
|
return r;
|
|
}
|
|
|
|
static int output_waiting_jobs(sd_bus *bus, Table *table, uint32_t id, const char *method, const char *prefix) {
|
|
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
|
|
_cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
|
|
const char *name, *type;
|
|
uint32_t other_id;
|
|
int r;
|
|
|
|
assert(bus);
|
|
|
|
r = bus_call_method(bus, bus_systemd_mgr, method, &error, &reply, "u", id);
|
|
if (r < 0)
|
|
return log_debug_errno(r, "Failed to get waiting jobs for job %" PRIu32, id);
|
|
|
|
r = sd_bus_message_enter_container(reply, 'a', "(usssoo)");
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
while ((r = sd_bus_message_read(reply, "(usssoo)", &other_id, &name, &type, NULL, NULL, NULL)) > 0) {
|
|
_cleanup_free_ char *row = NULL;
|
|
int rc;
|
|
|
|
if (asprintf(&row, "%s %u (%s/%s)", prefix, other_id, name, type) < 0)
|
|
return log_oom();
|
|
|
|
rc = table_add_many(table,
|
|
TABLE_STRING, special_glyph(SPECIAL_GLYPH_TREE_RIGHT),
|
|
TABLE_STRING, row,
|
|
TABLE_EMPTY,
|
|
TABLE_EMPTY);
|
|
if (rc < 0)
|
|
return table_log_add_error(r);
|
|
}
|
|
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
r = sd_bus_message_exit_container(reply);
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
return 0;
|
|
}
|
|
|
|
struct job_info {
|
|
uint32_t id;
|
|
const char *name, *type, *state;
|
|
};
|
|
|
|
static int output_jobs_list(sd_bus *bus, const struct job_info* jobs, unsigned n, bool skipped) {
|
|
_cleanup_(table_unrefp) Table *table = NULL;
|
|
const struct job_info *j;
|
|
const char *on, *off;
|
|
int r;
|
|
|
|
assert(n == 0 || jobs);
|
|
|
|
if (n == 0) {
|
|
if (!arg_no_legend) {
|
|
on = ansi_highlight_green();
|
|
off = ansi_normal();
|
|
|
|
printf("%sNo jobs %s.%s\n", on, skipped ? "listed" : "running", off);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
(void) pager_open(arg_pager_flags);
|
|
|
|
table = table_new("job", "unit", "type", "state");
|
|
if (!table)
|
|
return log_oom();
|
|
|
|
table_set_header(table, !arg_no_legend);
|
|
if (arg_full)
|
|
table_set_width(table, 0);
|
|
|
|
(void) table_set_empty_string(table, "-");
|
|
|
|
for (j = jobs; j < jobs + n; j++) {
|
|
if (streq(j->state, "running"))
|
|
on = ansi_highlight();
|
|
else
|
|
on = "";
|
|
|
|
r = table_add_many(table,
|
|
TABLE_UINT, j->id,
|
|
TABLE_STRING, j->name,
|
|
TABLE_SET_COLOR, on,
|
|
TABLE_STRING, j->type,
|
|
TABLE_STRING, j->state,
|
|
TABLE_SET_COLOR, on);
|
|
if (r < 0)
|
|
return table_log_add_error(r);
|
|
|
|
if (arg_jobs_after)
|
|
output_waiting_jobs(bus, table, j->id, "GetJobAfter", "\twaiting for job");
|
|
if (arg_jobs_before)
|
|
output_waiting_jobs(bus, table, j->id, "GetJobBefore", "\tblocking job");
|
|
}
|
|
|
|
r = table_print(table, NULL);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to print the table: %m");
|
|
|
|
if (!arg_no_legend) {
|
|
on = ansi_highlight();
|
|
off = ansi_normal();
|
|
|
|
printf("\n%s%u jobs listed%s.\n", on, n, off);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static bool output_show_job(struct job_info *job, char **patterns) {
|
|
return strv_fnmatch_or_empty(patterns, job->name, FNM_NOESCAPE);
|
|
}
|
|
|
|
static int list_jobs(int argc, char *argv[], void *userdata) {
|
|
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
|
|
_cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
|
|
_cleanup_free_ struct job_info *jobs = NULL;
|
|
const char *name, *type, *state;
|
|
bool skipped = false;
|
|
size_t size = 0;
|
|
unsigned c = 0;
|
|
sd_bus *bus;
|
|
uint32_t id;
|
|
int r;
|
|
|
|
r = acquire_bus(BUS_MANAGER, &bus);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
r = bus_call_method(bus, bus_systemd_mgr, "ListJobs", &error, &reply, NULL);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to list jobs: %s", bus_error_message(&error, r));
|
|
|
|
r = sd_bus_message_enter_container(reply, 'a', "(usssoo)");
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
while ((r = sd_bus_message_read(reply, "(usssoo)", &id, &name, &type, &state, NULL, NULL)) > 0) {
|
|
struct job_info job = { id, name, type, state };
|
|
|
|
if (!output_show_job(&job, strv_skip(argv, 1))) {
|
|
skipped = true;
|
|
continue;
|
|
}
|
|
|
|
if (!GREEDY_REALLOC(jobs, size, c + 1))
|
|
return log_oom();
|
|
|
|
jobs[c++] = job;
|
|
}
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
r = sd_bus_message_exit_container(reply);
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
(void) pager_open(arg_pager_flags);
|
|
|
|
return output_jobs_list(bus, jobs, c, skipped);
|
|
}
|
|
|
|
static int cancel_job(int argc, char *argv[], void *userdata) {
|
|
sd_bus *bus;
|
|
char **name;
|
|
int r;
|
|
|
|
if (argc <= 1)
|
|
return trivial_method(argc, argv, userdata);
|
|
|
|
r = acquire_bus(BUS_MANAGER, &bus);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
polkit_agent_open_maybe();
|
|
|
|
STRV_FOREACH(name, strv_skip(argv, 1)) {
|
|
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
|
|
uint32_t id;
|
|
int q;
|
|
|
|
q = safe_atou32(*name, &id);
|
|
if (q < 0)
|
|
return log_error_errno(q, "Failed to parse job id \"%s\": %m", *name);
|
|
|
|
q = bus_call_method(bus, bus_systemd_mgr, "CancelJob", &error, NULL, "u", id);
|
|
if (q < 0) {
|
|
log_error_errno(q, "Failed to cancel job %"PRIu32": %s", id, bus_error_message(&error, q));
|
|
if (r == 0)
|
|
r = q;
|
|
}
|
|
}
|
|
|
|
return r;
|
|
}
|
|
|
|
static int need_daemon_reload(sd_bus *bus, const char *unit) {
|
|
_cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
|
|
const char *path;
|
|
int b, r;
|
|
|
|
/* We ignore all errors here, since this is used to show a
|
|
* warning only */
|
|
|
|
/* We don't use unit_dbus_path_from_name() directly since we
|
|
* don't want to load the unit if it isn't loaded. */
|
|
|
|
r = bus_call_method(bus, bus_systemd_mgr, "GetUnit", NULL, &reply, "s", unit);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
r = sd_bus_message_read(reply, "o", &path);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
r = sd_bus_get_property_trivial(
|
|
bus,
|
|
"org.freedesktop.systemd1",
|
|
path,
|
|
"org.freedesktop.systemd1.Unit",
|
|
"NeedDaemonReload",
|
|
NULL,
|
|
'b', &b);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
return b;
|
|
}
|
|
|
|
static void warn_unit_file_changed(const char *name) {
|
|
assert(name);
|
|
|
|
log_warning("%sWarning:%s The unit file, source configuration file or drop-ins of %s changed on disk. Run 'systemctl%s daemon-reload' to reload units.",
|
|
ansi_highlight_red(),
|
|
ansi_normal(),
|
|
name,
|
|
arg_scope == UNIT_FILE_SYSTEM ? "" : " --user");
|
|
}
|
|
|
|
static int unit_file_find_path(LookupPaths *lp, const char *unit_name, char **ret_unit_path) {
|
|
char **p;
|
|
|
|
assert(lp);
|
|
assert(unit_name);
|
|
|
|
STRV_FOREACH(p, lp->search_path) {
|
|
_cleanup_free_ char *path = NULL, *lpath = NULL;
|
|
int r;
|
|
|
|
path = path_join(*p, unit_name);
|
|
if (!path)
|
|
return log_oom();
|
|
|
|
r = chase_symlinks(path, arg_root, 0, &lpath, NULL);
|
|
if (r == -ENOENT)
|
|
continue;
|
|
if (r == -ENOMEM)
|
|
return log_oom();
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to access path \"%s\": %m", path);
|
|
|
|
if (ret_unit_path)
|
|
*ret_unit_path = TAKE_PTR(lpath);
|
|
|
|
return 1;
|
|
}
|
|
|
|
if (ret_unit_path)
|
|
*ret_unit_path = NULL;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int unit_find_template_path(
|
|
const char *unit_name,
|
|
LookupPaths *lp,
|
|
char **ret_fragment_path,
|
|
char **ret_template) {
|
|
|
|
_cleanup_free_ char *t = NULL, *f = NULL;
|
|
int r;
|
|
|
|
/* Returns 1 if a fragment was found, 0 if not found, negative on error. */
|
|
|
|
r = unit_file_find_path(lp, unit_name, &f);
|
|
if (r < 0)
|
|
return r;
|
|
if (r > 0) {
|
|
if (ret_fragment_path)
|
|
*ret_fragment_path = TAKE_PTR(f);
|
|
if (ret_template)
|
|
*ret_template = NULL;
|
|
return r; /* found a real unit */
|
|
}
|
|
|
|
r = unit_name_template(unit_name, &t);
|
|
if (r == -EINVAL) {
|
|
if (ret_fragment_path)
|
|
*ret_fragment_path = NULL;
|
|
if (ret_template)
|
|
*ret_template = NULL;
|
|
|
|
return 0; /* not a template, does not exist */
|
|
}
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to determine template name: %m");
|
|
|
|
r = unit_file_find_path(lp, t, ret_fragment_path);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
if (ret_template)
|
|
*ret_template = r > 0 ? TAKE_PTR(t) : NULL;
|
|
|
|
return r;
|
|
}
|
|
|
|
static int unit_find_paths(
|
|
sd_bus *bus,
|
|
const char *unit_name,
|
|
LookupPaths *lp,
|
|
bool force_client_side,
|
|
char **ret_fragment_path,
|
|
char ***ret_dropin_paths) {
|
|
|
|
_cleanup_strv_free_ char **dropins = NULL;
|
|
_cleanup_free_ char *path = NULL;
|
|
int r;
|
|
|
|
/**
|
|
* Finds where the unit is defined on disk. Returns 0 if the unit is not found. Returns 1 if it is
|
|
* found, and sets:
|
|
* - the path to the unit in *ret_frament_path, if it exists on disk,
|
|
* - and a strv of existing drop-ins in *ret_dropin_paths, if the arg is not NULL and any dropins
|
|
* were found.
|
|
*
|
|
* Returns -ERFKILL if the unit is masked, and -EKEYREJECTED if the unit file could not be loaded for
|
|
* some reason (the latter only applies if we are going through the service manager).
|
|
*/
|
|
|
|
assert(unit_name);
|
|
assert(ret_fragment_path);
|
|
assert(lp);
|
|
|
|
/* Go via the bus to acquire the path, unless we are explicitly told not to, or when the unit name is a template */
|
|
if (!force_client_side &&
|
|
!install_client_side() &&
|
|
!unit_name_is_valid(unit_name, UNIT_NAME_TEMPLATE)) {
|
|
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
|
|
_cleanup_free_ char *load_state = NULL, *dbus_path = NULL;
|
|
|
|
dbus_path = unit_dbus_path_from_name(unit_name);
|
|
if (!dbus_path)
|
|
return log_oom();
|
|
|
|
r = sd_bus_get_property_string(
|
|
bus,
|
|
"org.freedesktop.systemd1",
|
|
dbus_path,
|
|
"org.freedesktop.systemd1.Unit",
|
|
"LoadState",
|
|
&error,
|
|
&load_state);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to get LoadState: %s", bus_error_message(&error, r));
|
|
|
|
if (streq(load_state, "masked"))
|
|
return -ERFKILL;
|
|
if (streq(load_state, "not-found")) {
|
|
r = 0;
|
|
goto not_found;
|
|
}
|
|
if (!STR_IN_SET(load_state, "loaded", "bad-setting"))
|
|
return -EKEYREJECTED;
|
|
|
|
r = sd_bus_get_property_string(
|
|
bus,
|
|
"org.freedesktop.systemd1",
|
|
dbus_path,
|
|
"org.freedesktop.systemd1.Unit",
|
|
"FragmentPath",
|
|
&error,
|
|
&path);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to get FragmentPath: %s", bus_error_message(&error, r));
|
|
|
|
if (ret_dropin_paths) {
|
|
r = sd_bus_get_property_strv(
|
|
bus,
|
|
"org.freedesktop.systemd1",
|
|
dbus_path,
|
|
"org.freedesktop.systemd1.Unit",
|
|
"DropInPaths",
|
|
&error,
|
|
&dropins);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to get DropInPaths: %s", bus_error_message(&error, r));
|
|
}
|
|
} else {
|
|
const char *_path;
|
|
_cleanup_set_free_free_ Set *names = NULL;
|
|
|
|
if (!cached_name_map) {
|
|
r = unit_file_build_name_map(lp, NULL, &cached_id_map, &cached_name_map, NULL);
|
|
if (r < 0)
|
|
return r;
|
|
}
|
|
|
|
r = unit_file_find_fragment(cached_id_map, cached_name_map, unit_name, &_path, &names);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
if (_path) {
|
|
path = strdup(_path);
|
|
if (!path)
|
|
return log_oom();
|
|
}
|
|
|
|
if (ret_dropin_paths) {
|
|
r = unit_file_find_dropin_paths(arg_root, lp->search_path, NULL,
|
|
".d", ".conf",
|
|
NULL, names, &dropins);
|
|
if (r < 0)
|
|
return r;
|
|
}
|
|
}
|
|
|
|
if (isempty(path)) {
|
|
*ret_fragment_path = NULL;
|
|
r = 0;
|
|
} else {
|
|
*ret_fragment_path = TAKE_PTR(path);
|
|
r = 1;
|
|
}
|
|
|
|
if (ret_dropin_paths) {
|
|
if (!strv_isempty(dropins)) {
|
|
*ret_dropin_paths = TAKE_PTR(dropins);
|
|
r = 1;
|
|
} else
|
|
*ret_dropin_paths = NULL;
|
|
}
|
|
|
|
not_found:
|
|
if (r == 0 && !arg_force)
|
|
log_error("No files found for %s.", unit_name);
|
|
|
|
return r;
|
|
}
|
|
|
|
static int get_state_one_unit(sd_bus *bus, const char *name, UnitActiveState *active_state) {
|
|
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
|
|
_cleanup_free_ char *buf = NULL, *dbus_path = NULL;
|
|
UnitActiveState state;
|
|
int r;
|
|
|
|
assert(name);
|
|
assert(active_state);
|
|
|
|
dbus_path = unit_dbus_path_from_name(name);
|
|
if (!dbus_path)
|
|
return log_oom();
|
|
|
|
r = sd_bus_get_property_string(
|
|
bus,
|
|
"org.freedesktop.systemd1",
|
|
dbus_path,
|
|
"org.freedesktop.systemd1.Unit",
|
|
"ActiveState",
|
|
&error,
|
|
&buf);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to retrieve unit state: %s", bus_error_message(&error, r));
|
|
|
|
state = unit_active_state_from_string(buf);
|
|
if (state < 0)
|
|
return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "Invalid unit state '%s' for: %s", buf, name);
|
|
|
|
*active_state = state;
|
|
return 0;
|
|
}
|
|
|
|
static int unit_is_masked(sd_bus *bus, LookupPaths *lp, const char *name) {
|
|
_cleanup_free_ char *load_state = NULL;
|
|
int r;
|
|
|
|
if (unit_name_is_valid(name, UNIT_NAME_TEMPLATE)) {
|
|
_cleanup_free_ char *path = NULL;
|
|
|
|
/* A template cannot be loaded, but it can be still masked, so
|
|
* we need to use a different method. */
|
|
|
|
r = unit_file_find_path(lp, name, &path);
|
|
if (r < 0)
|
|
return r;
|
|
if (r == 0)
|
|
return false;
|
|
return null_or_empty_path(path);
|
|
}
|
|
|
|
r = unit_load_state(bus, name, &load_state);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
return streq(load_state, "masked");
|
|
}
|
|
|
|
static int check_triggering_units(sd_bus *bus, const char *name) {
|
|
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
|
|
_cleanup_free_ char *n = NULL, *dbus_path = NULL, *load_state = NULL;
|
|
_cleanup_strv_free_ char **triggered_by = NULL;
|
|
bool print_warning_label = true;
|
|
UnitActiveState active_state;
|
|
char **i;
|
|
int r;
|
|
|
|
r = unit_name_mangle(name, 0, &n);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to mangle unit name: %m");
|
|
|
|
r = unit_load_state(bus, name, &load_state);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
if (streq(load_state, "masked"))
|
|
return 0;
|
|
|
|
dbus_path = unit_dbus_path_from_name(n);
|
|
if (!dbus_path)
|
|
return log_oom();
|
|
|
|
r = sd_bus_get_property_strv(
|
|
bus,
|
|
"org.freedesktop.systemd1",
|
|
dbus_path,
|
|
"org.freedesktop.systemd1.Unit",
|
|
"TriggeredBy",
|
|
&error,
|
|
&triggered_by);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to get triggered by array of %s: %s", n, bus_error_message(&error, r));
|
|
|
|
STRV_FOREACH(i, triggered_by) {
|
|
r = get_state_one_unit(bus, *i, &active_state);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
if (!IN_SET(active_state, UNIT_ACTIVE, UNIT_RELOADING))
|
|
continue;
|
|
|
|
if (print_warning_label) {
|
|
log_warning("Warning: Stopping %s, but it can still be activated by:", n);
|
|
print_warning_label = false;
|
|
}
|
|
|
|
log_warning(" %s", *i);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static const struct {
|
|
const char *verb; /* systemctl verb */
|
|
const char *method; /* Name of the specific D-Bus method */
|
|
const char *job_type; /* Job type when passing to the generic EnqueueUnitJob() method */
|
|
} unit_actions[] = {
|
|
{ "start", "StartUnit", "start" },
|
|
{ "stop", "StopUnit", "stop" },
|
|
{ "condstop", "StopUnit", "stop" }, /* legacy alias */
|
|
{ "reload", "ReloadUnit", "reload" },
|
|
{ "restart", "RestartUnit", "restart" },
|
|
{ "try-restart", "TryRestartUnit", "try-restart" },
|
|
{ "condrestart", "TryRestartUnit", "try-restart" }, /* legacy alias */
|
|
{ "reload-or-restart", "ReloadOrRestartUnit", "reload-or-restart" },
|
|
{ "try-reload-or-restart", "ReloadOrTryRestartUnit", "reload-or-try-restart" },
|
|
{ "reload-or-try-restart", "ReloadOrTryRestartUnit", "reload-or-try-restart" }, /* legacy alias */
|
|
{ "condreload", "ReloadOrTryRestartUnit", "reload-or-try-restart" }, /* legacy alias */
|
|
{ "force-reload", "ReloadOrTryRestartUnit", "reload-or-try-restart" }, /* legacy alias */
|
|
};
|
|
|
|
static const char *verb_to_method(const char *verb) {
|
|
size_t i;
|
|
|
|
for (i = 0; i < ELEMENTSOF(unit_actions); i++)
|
|
if (streq_ptr(unit_actions[i].verb, verb))
|
|
return unit_actions[i].method;
|
|
|
|
return "StartUnit";
|
|
}
|
|
|
|
static const char *verb_to_job_type(const char *verb) {
|
|
size_t i;
|
|
|
|
for (i = 0; i < ELEMENTSOF(unit_actions); i++)
|
|
if (streq_ptr(unit_actions[i].verb, verb))
|
|
return unit_actions[i].job_type;
|
|
|
|
return "start";
|
|
}
|
|
|
|
static int start_unit_one(
|
|
sd_bus *bus,
|
|
const char *method, /* When using classic per-job bus methods */
|
|
const char *job_type, /* When using new-style EnqueueUnitJob() */
|
|
const char *name,
|
|
const char *mode,
|
|
sd_bus_error *error,
|
|
BusWaitForJobs *w,
|
|
BusWaitForUnits *wu) {
|
|
|
|
_cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
|
|
const char *path;
|
|
bool done = false;
|
|
int r;
|
|
|
|
assert(method);
|
|
assert(name);
|
|
assert(mode);
|
|
assert(error);
|
|
|
|
log_debug("%s dbus call org.freedesktop.systemd1.Manager %s(%s, %s)",
|
|
arg_dry_run ? "Would execute" : "Executing",
|
|
method, name, mode);
|
|
|
|
if (arg_dry_run)
|
|
return 0;
|
|
|
|
if (arg_show_transaction) {
|
|
_cleanup_(sd_bus_error_free) sd_bus_error enqueue_error = SD_BUS_ERROR_NULL;
|
|
|
|
/* Use the new, fancy EnqueueUnitJob() API if the user wants us to print the transaction */
|
|
r = bus_call_method(
|
|
bus,
|
|
bus_systemd_mgr,
|
|
"EnqueueUnitJob",
|
|
&enqueue_error,
|
|
&reply,
|
|
"sss",
|
|
name, job_type, mode);
|
|
if (r < 0) {
|
|
if (!sd_bus_error_has_name(&enqueue_error, SD_BUS_ERROR_UNKNOWN_METHOD)) {
|
|
(void) sd_bus_error_move(error, &enqueue_error);
|
|
goto fail;
|
|
}
|
|
|
|
/* Hmm, the API is not yet available. Let's use the classic API instead (see below). */
|
|
log_notice("--show-transaction not supported by this service manager, proceeding without.");
|
|
} else {
|
|
const char *u, *jt;
|
|
uint32_t id;
|
|
|
|
r = sd_bus_message_read(reply, "uosos", &id, &path, &u, NULL, &jt);
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
log_info("Enqueued anchor job %" PRIu32 " %s/%s.", id, u, jt);
|
|
|
|
r = sd_bus_message_enter_container(reply, 'a', "(uosos)");
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
for (;;) {
|
|
r = sd_bus_message_read(reply, "(uosos)", &id, NULL, &u, NULL, &jt);
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
if (r == 0)
|
|
break;
|
|
|
|
log_info("Enqueued auxiliary job %" PRIu32 " %s/%s.", id, u, jt);
|
|
}
|
|
|
|
r = sd_bus_message_exit_container(reply);
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
done = true;
|
|
}
|
|
}
|
|
|
|
if (!done) {
|
|
r = bus_call_method(bus, bus_systemd_mgr, method, error, &reply, "ss", name, mode);
|
|
if (r < 0)
|
|
goto fail;
|
|
|
|
r = sd_bus_message_read(reply, "o", &path);
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
}
|
|
|
|
if (need_daemon_reload(bus, name) > 0)
|
|
warn_unit_file_changed(name);
|
|
|
|
if (w) {
|
|
log_debug("Adding %s to the set", path);
|
|
r = bus_wait_for_jobs_add(w, path);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to watch job for %s: %m", name);
|
|
}
|
|
|
|
if (wu) {
|
|
r = bus_wait_for_units_add_unit(wu, name, BUS_WAIT_FOR_INACTIVE|BUS_WAIT_NO_JOB, NULL, NULL);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to watch unit %s: %m", name);
|
|
}
|
|
|
|
return 0;
|
|
|
|
fail:
|
|
/* There's always a fallback possible for legacy actions. */
|
|
if (arg_action != ACTION_SYSTEMCTL)
|
|
return r;
|
|
|
|
log_error_errno(r, "Failed to %s %s: %s", job_type, name, bus_error_message(error, r));
|
|
|
|
if (!sd_bus_error_has_names(error, BUS_ERROR_NO_SUCH_UNIT,
|
|
BUS_ERROR_UNIT_MASKED,
|
|
BUS_ERROR_JOB_TYPE_NOT_APPLICABLE))
|
|
log_error("See %s logs and 'systemctl%s status%s %s' for details.",
|
|
arg_scope == UNIT_FILE_SYSTEM ? "system" : "user",
|
|
arg_scope == UNIT_FILE_SYSTEM ? "" : " --user",
|
|
name[0] == '-' ? " --" : "",
|
|
name);
|
|
|
|
return r;
|
|
}
|
|
|
|
static const struct {
|
|
const char *target;
|
|
const char *verb;
|
|
const char *mode;
|
|
} action_table[_ACTION_MAX] = {
|
|
[ACTION_HALT] = { SPECIAL_HALT_TARGET, "halt", "replace-irreversibly" },
|
|
[ACTION_POWEROFF] = { SPECIAL_POWEROFF_TARGET, "poweroff", "replace-irreversibly" },
|
|
[ACTION_REBOOT] = { SPECIAL_REBOOT_TARGET, "reboot", "replace-irreversibly" },
|
|
[ACTION_KEXEC] = { SPECIAL_KEXEC_TARGET, "kexec", "replace-irreversibly" },
|
|
[ACTION_RUNLEVEL2] = { SPECIAL_MULTI_USER_TARGET, NULL, "isolate" },
|
|
[ACTION_RUNLEVEL3] = { SPECIAL_MULTI_USER_TARGET, NULL, "isolate" },
|
|
[ACTION_RUNLEVEL4] = { SPECIAL_MULTI_USER_TARGET, NULL, "isolate" },
|
|
[ACTION_RUNLEVEL5] = { SPECIAL_GRAPHICAL_TARGET, NULL, "isolate" },
|
|
[ACTION_RESCUE] = { SPECIAL_RESCUE_TARGET, "rescue", "isolate" },
|
|
[ACTION_EMERGENCY] = { SPECIAL_EMERGENCY_TARGET, "emergency", "isolate" },
|
|
[ACTION_DEFAULT] = { SPECIAL_DEFAULT_TARGET, "default", "isolate" },
|
|
[ACTION_EXIT] = { SPECIAL_EXIT_TARGET, "exit", "replace-irreversibly" },
|
|
[ACTION_SUSPEND] = { SPECIAL_SUSPEND_TARGET, "suspend", "replace-irreversibly" },
|
|
[ACTION_HIBERNATE] = { SPECIAL_HIBERNATE_TARGET, "hibernate", "replace-irreversibly" },
|
|
[ACTION_HYBRID_SLEEP] = { SPECIAL_HYBRID_SLEEP_TARGET, "hybrid-sleep", "replace-irreversibly" },
|
|
[ACTION_SUSPEND_THEN_HIBERNATE] = { SPECIAL_SUSPEND_THEN_HIBERNATE_TARGET, "suspend-then-hibernate", "replace-irreversibly" },
|
|
};
|
|
|
|
static enum action verb_to_action(const char *verb) {
|
|
enum action i;
|
|
|
|
for (i = 0; i < _ACTION_MAX; i++)
|
|
if (streq_ptr(action_table[i].verb, verb))
|
|
return i;
|
|
|
|
return _ACTION_INVALID;
|
|
}
|
|
|
|
static const char** make_extra_args(const char *extra_args[static 4]) {
|
|
size_t n = 0;
|
|
|
|
assert(extra_args);
|
|
|
|
if (arg_scope != UNIT_FILE_SYSTEM)
|
|
extra_args[n++] = "--user";
|
|
|
|
if (arg_transport == BUS_TRANSPORT_REMOTE) {
|
|
extra_args[n++] = "-H";
|
|
extra_args[n++] = arg_host;
|
|
} else if (arg_transport == BUS_TRANSPORT_MACHINE) {
|
|
extra_args[n++] = "-M";
|
|
extra_args[n++] = arg_host;
|
|
} else
|
|
assert(arg_transport == BUS_TRANSPORT_LOCAL);
|
|
|
|
extra_args[n] = NULL;
|
|
return extra_args;
|
|
}
|
|
|
|
static int start_unit(int argc, char *argv[], void *userdata) {
|
|
_cleanup_(bus_wait_for_units_freep) BusWaitForUnits *wu = NULL;
|
|
_cleanup_(bus_wait_for_jobs_freep) BusWaitForJobs *w = NULL;
|
|
const char *method, *job_type, *mode, *one_name, *suffix = NULL;
|
|
_cleanup_free_ char **stopped_units = NULL; /* Do not use _cleanup_strv_free_ */
|
|
_cleanup_strv_free_ char **names = NULL;
|
|
int r, ret = EXIT_SUCCESS;
|
|
sd_bus *bus;
|
|
char **name;
|
|
|
|
if (arg_wait && !STR_IN_SET(argv[0], "start", "restart"))
|
|
return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
|
|
"--wait may only be used with the 'start' or 'restart' commands.");
|
|
|
|
/* we cannot do sender tracking on the private bus, so we need the full
|
|
* one for RefUnit to implement --wait */
|
|
r = acquire_bus(arg_wait ? BUS_FULL : BUS_MANAGER, &bus);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
ask_password_agent_open_maybe();
|
|
polkit_agent_open_maybe();
|
|
|
|
if (arg_action == ACTION_SYSTEMCTL) {
|
|
enum action action;
|
|
|
|
action = verb_to_action(argv[0]);
|
|
|
|
if (action != _ACTION_INVALID) {
|
|
/* A command in style "systemctl reboot", "systemctl poweroff", … */
|
|
method = "StartUnit";
|
|
job_type = "start";
|
|
mode = action_table[action].mode;
|
|
one_name = action_table[action].target;
|
|
} else {
|
|
if (streq(argv[0], "isolate")) {
|
|
/* A "systemctl isolate <unit1> <unit2> …" command */
|
|
method = "StartUnit";
|
|
job_type = "start";
|
|
mode = "isolate";
|
|
suffix = ".target";
|
|
} else {
|
|
/* A command in style of "systemctl start <unit1> <unit2> …", "sysemctl stop <unit1> <unit2> …" and so on */
|
|
method = verb_to_method(argv[0]);
|
|
job_type = verb_to_job_type(argv[0]);
|
|
mode = arg_job_mode;
|
|
}
|
|
one_name = NULL;
|
|
}
|
|
} else {
|
|
/* A SysV legacy command such as "halt", "reboot", "poweroff", … */
|
|
assert(arg_action >= 0 && arg_action < _ACTION_MAX);
|
|
assert(action_table[arg_action].target);
|
|
assert(action_table[arg_action].mode);
|
|
|
|
method = "StartUnit";
|
|
job_type = "start";
|
|
mode = action_table[arg_action].mode;
|
|
one_name = action_table[arg_action].target;
|
|
}
|
|
|
|
if (one_name) {
|
|
names = strv_new(one_name);
|
|
if (!names)
|
|
return log_oom();
|
|
} else {
|
|
bool expanded;
|
|
|
|
r = expand_names(bus, strv_skip(argv, 1), suffix, &names, &expanded);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to expand names: %m");
|
|
|
|
if (!arg_all && expanded && streq(job_type, "start") && !arg_quiet) {
|
|
log_warning("Warning: %ssystemctl start called with a glob pattern.%s",
|
|
ansi_highlight_red(),
|
|
ansi_normal());
|
|
log_notice("Hint: unit globs expand to loaded units, so start will usually have no effect.\n"
|
|
" Passing --all will also load units which are pulled in by other units.\n"
|
|
" See systemctl(1) for more details.");
|
|
}
|
|
}
|
|
|
|
if (!arg_no_block) {
|
|
r = bus_wait_for_jobs_new(bus, &w);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Could not watch jobs: %m");
|
|
}
|
|
|
|
if (arg_wait) {
|
|
r = bus_call_method_async(bus, NULL, bus_systemd_mgr, "Subscribe", NULL, NULL, NULL);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to enable subscription: %m");
|
|
|
|
r = bus_wait_for_units_new(bus, &wu);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to allocate unit watch context: %m");
|
|
}
|
|
|
|
STRV_FOREACH(name, names) {
|
|
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
|
|
|
|
r = start_unit_one(bus, method, job_type, *name, mode, &error, w, wu);
|
|
if (ret == EXIT_SUCCESS && r < 0)
|
|
ret = translate_bus_error_to_exit_status(r, &error);
|
|
|
|
if (r >= 0 && streq(method, "StopUnit")) {
|
|
r = strv_push(&stopped_units, *name);
|
|
if (r < 0)
|
|
return log_oom();
|
|
}
|
|
}
|
|
|
|
if (!arg_no_block) {
|
|
const char* extra_args[4];
|
|
|
|
r = bus_wait_for_jobs(w, arg_quiet, make_extra_args(extra_args));
|
|
if (r < 0)
|
|
return r;
|
|
|
|
/* When stopping units, warn if they can still be triggered by
|
|
* another active unit (socket, path, timer) */
|
|
if (!arg_quiet)
|
|
STRV_FOREACH(name, stopped_units)
|
|
(void) check_triggering_units(bus, *name);
|
|
}
|
|
|
|
if (arg_wait) {
|
|
r = bus_wait_for_units_run(wu);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to wait for units: %m");
|
|
if (r == BUS_WAIT_FAILURE && ret == EXIT_SUCCESS)
|
|
ret = EXIT_FAILURE;
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
#if ENABLE_LOGIND
|
|
static int logind_set_wall_message(void) {
|
|
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
|
|
sd_bus *bus;
|
|
_cleanup_free_ char *m = NULL;
|
|
int r;
|
|
|
|
r = acquire_bus(BUS_FULL, &bus);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
m = strv_join(arg_wall, " ");
|
|
if (!m)
|
|
return log_oom();
|
|
|
|
log_debug("%s wall message \"%s\".", arg_dry_run ? "Would set" : "Setting", m);
|
|
if (arg_dry_run)
|
|
return 0;
|
|
|
|
r = bus_call_method(bus, bus_login_mgr, "SetWallMessage", &error, NULL, "sb", m, !arg_no_wall);
|
|
if (r < 0)
|
|
return log_warning_errno(r, "Failed to set wall message, ignoring: %s", bus_error_message(&error, r));
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
/* Ask systemd-logind, which might grant access to unprivileged users through polkit */
|
|
static int logind_reboot(enum action a) {
|
|
#if ENABLE_LOGIND
|
|
static const struct {
|
|
const char *method;
|
|
const char *description;
|
|
} actions[_ACTION_MAX] = {
|
|
[ACTION_POWEROFF] = { "PowerOff", "power off system" },
|
|
[ACTION_REBOOT] = { "Reboot", "reboot system" },
|
|
[ACTION_HALT] = { "Halt", "halt system" },
|
|
[ACTION_SUSPEND] = { "Suspend", "suspend system" },
|
|
[ACTION_HIBERNATE] = { "Hibernate", "hibernate system" },
|
|
[ACTION_HYBRID_SLEEP] = { "HybridSleep", "put system into hybrid sleep" },
|
|
[ACTION_SUSPEND_THEN_HIBERNATE] = { "SuspendThenHibernate", "suspend system, hibernate later" },
|
|
};
|
|
|
|
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
|
|
sd_bus *bus;
|
|
int r;
|
|
|
|
if (a < 0 || a >= _ACTION_MAX || !actions[a].method)
|
|
return -EINVAL;
|
|
|
|
r = acquire_bus(BUS_FULL, &bus);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
polkit_agent_open_maybe();
|
|
(void) logind_set_wall_message();
|
|
|
|
log_debug("%s org.freedesktop.login1.Manager %s dbus call.", arg_dry_run ? "Would execute" : "Executing", actions[a].method);
|
|
|
|
if (arg_dry_run)
|
|
return 0;
|
|
|
|
r = bus_call_method(bus, bus_login_mgr, actions[a].method, &error, NULL, "b", arg_ask_password);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to %s via logind: %s", actions[a].description, bus_error_message(&error, r));
|
|
|
|
return 0;
|
|
#else
|
|
return -ENOSYS;
|
|
#endif
|
|
}
|
|
|
|
static int logind_check_inhibitors(enum action a) {
|
|
#if ENABLE_LOGIND
|
|
_cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
|
|
_cleanup_strv_free_ char **sessions = NULL;
|
|
const char *what, *who, *why, *mode;
|
|
uint32_t uid, pid;
|
|
sd_bus *bus;
|
|
unsigned c = 0;
|
|
char **s;
|
|
int r;
|
|
|
|
if (arg_ignore_inhibitors || arg_force > 0)
|
|
return 0;
|
|
|
|
if (arg_when > 0)
|
|
return 0;
|
|
|
|
if (geteuid() == 0)
|
|
return 0;
|
|
|
|
if (!on_tty())
|
|
return 0;
|
|
|
|
if (arg_transport != BUS_TRANSPORT_LOCAL)
|
|
return 0;
|
|
|
|
r = acquire_bus(BUS_FULL, &bus);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
r = bus_call_method(bus, bus_login_mgr, "ListInhibitors", NULL, &reply, NULL);
|
|
if (r < 0)
|
|
/* If logind is not around, then there are no inhibitors... */
|
|
return 0;
|
|
|
|
r = sd_bus_message_enter_container(reply, SD_BUS_TYPE_ARRAY, "(ssssuu)");
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
while ((r = sd_bus_message_read(reply, "(ssssuu)", &what, &who, &why, &mode, &uid, &pid)) > 0) {
|
|
_cleanup_free_ char *comm = NULL, *user = NULL;
|
|
_cleanup_strv_free_ char **sv = NULL;
|
|
|
|
if (!streq(mode, "block"))
|
|
continue;
|
|
|
|
sv = strv_split(what, ":");
|
|
if (!sv)
|
|
return log_oom();
|
|
|
|
if (!pid_is_valid((pid_t) pid))
|
|
return log_error_errno(SYNTHETIC_ERRNO(ERANGE), "Invalid PID "PID_FMT".", (pid_t) pid);
|
|
|
|
if (!strv_contains(sv,
|
|
IN_SET(a,
|
|
ACTION_HALT,
|
|
ACTION_POWEROFF,
|
|
ACTION_REBOOT,
|
|
ACTION_KEXEC) ? "shutdown" : "sleep"))
|
|
continue;
|
|
|
|
get_process_comm(pid, &comm);
|
|
user = uid_to_name(uid);
|
|
|
|
log_warning("Operation inhibited by \"%s\" (PID "PID_FMT" \"%s\", user %s), reason is \"%s\".",
|
|
who, (pid_t) pid, strna(comm), strna(user), why);
|
|
|
|
c++;
|
|
}
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
r = sd_bus_message_exit_container(reply);
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
/* Check for current sessions */
|
|
sd_get_sessions(&sessions);
|
|
STRV_FOREACH(s, sessions) {
|
|
_cleanup_free_ char *type = NULL, *tty = NULL, *seat = NULL, *user = NULL, *service = NULL, *class = NULL;
|
|
|
|
if (sd_session_get_uid(*s, &uid) < 0 || uid == getuid())
|
|
continue;
|
|
|
|
if (sd_session_get_class(*s, &class) < 0 || !streq(class, "user"))
|
|
continue;
|
|
|
|
if (sd_session_get_type(*s, &type) < 0 || !STR_IN_SET(type, "x11", "wayland", "tty", "mir"))
|
|
continue;
|
|
|
|
sd_session_get_tty(*s, &tty);
|
|
sd_session_get_seat(*s, &seat);
|
|
sd_session_get_service(*s, &service);
|
|
user = uid_to_name(uid);
|
|
|
|
log_warning("User %s is logged in on %s.", strna(user), isempty(tty) ? (isempty(seat) ? strna(service) : seat) : tty);
|
|
c++;
|
|
}
|
|
|
|
if (c <= 0)
|
|
return 0;
|
|
|
|
log_error("Please retry operation after closing inhibitors and logging out other users.\nAlternatively, ignore inhibitors and users with 'systemctl %s -i'.",
|
|
action_table[a].verb);
|
|
|
|
return -EPERM;
|
|
#else
|
|
return 0;
|
|
#endif
|
|
}
|
|
|
|
static int prepare_firmware_setup(void) {
|
|
|
|
if (!arg_firmware_setup)
|
|
return 0;
|
|
|
|
#if ENABLE_LOGIND
|
|
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
|
|
sd_bus *bus;
|
|
int r;
|
|
|
|
r = acquire_bus(BUS_FULL, &bus);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
r = bus_call_method(bus, bus_login_mgr, "SetRebootToFirmwareSetup", &error, NULL, "b", true);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Cannot indicate to EFI to boot into setup mode: %s", bus_error_message(&error, r));
|
|
|
|
return 0;
|
|
#else
|
|
return log_error_errno(SYNTHETIC_ERRNO(ENOSYS),
|
|
"Booting into firmware setup not supported.");
|
|
#endif
|
|
}
|
|
|
|
static int prepare_boot_loader_menu(void) {
|
|
|
|
if (arg_boot_loader_menu == USEC_INFINITY)
|
|
return 0;
|
|
|
|
#if ENABLE_LOGIND
|
|
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
|
|
sd_bus *bus;
|
|
int r;
|
|
|
|
r = acquire_bus(BUS_FULL, &bus);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
r = bus_call_method(bus, bus_login_mgr, "SetRebootToBootLoaderMenu", &error, NULL, "t", arg_boot_loader_menu);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Cannot indicate to boot loader to enter boot loader entry menu: %s", bus_error_message(&error, r));
|
|
|
|
return 0;
|
|
#else
|
|
return log_error_errno(SYNTHETIC_ERRNO(ENOSYS),
|
|
"Booting into boot loader menu not supported.");
|
|
#endif
|
|
}
|
|
|
|
static int prepare_boot_loader_entry(void) {
|
|
|
|
if (!arg_boot_loader_entry)
|
|
return 0;
|
|
|
|
#if ENABLE_LOGIND
|
|
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
|
|
sd_bus *bus;
|
|
int r;
|
|
|
|
r = acquire_bus(BUS_FULL, &bus);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
r = bus_call_method(bus, bus_login_mgr, "SetRebootToBootLoaderEntry", &error, NULL, "s", arg_boot_loader_entry);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Cannot set boot into loader entry '%s': %s", arg_boot_loader_entry, bus_error_message(&error, r));
|
|
|
|
return 0;
|
|
#else
|
|
return log_error_errno(SYNTHETIC_ERRNO(ENOSYS),
|
|
"Booting into boot loader entry not supported.");
|
|
#endif
|
|
}
|
|
|
|
static int load_kexec_kernel(void) {
|
|
_cleanup_(boot_config_free) BootConfig config = {};
|
|
_cleanup_free_ char *kernel = NULL, *initrd = NULL, *options = NULL;
|
|
const BootEntry *e;
|
|
pid_t pid;
|
|
int r;
|
|
|
|
if (kexec_loaded()) {
|
|
log_debug("Kexec kernel already loaded.");
|
|
return 0;
|
|
}
|
|
|
|
if (access(KEXEC, X_OK) < 0)
|
|
return log_error_errno(errno, KEXEC" is not available: %m");
|
|
|
|
r = boot_entries_load_config_auto(NULL, NULL, &config);
|
|
if (r == -ENOKEY)
|
|
/* The call doesn't log about ENOKEY, let's do so here. */
|
|
return log_error_errno(r,
|
|
"No kexec kernel loaded and autodetection failed.\n%s",
|
|
is_efi_boot()
|
|
? "Cannot automatically load kernel: ESP partition mount point not found."
|
|
: "Automatic loading works only on systems booted with EFI.");
|
|
if (r < 0)
|
|
return r;
|
|
|
|
e = boot_config_default_entry(&config);
|
|
if (!e)
|
|
return log_error_errno(SYNTHETIC_ERRNO(ENOENT),
|
|
"No boot loader entry suitable as default, refusing to guess.");
|
|
|
|
log_debug("Found default boot loader entry in file \"%s\"", e->path);
|
|
|
|
if (!e->kernel)
|
|
return log_error_errno(SYNTHETIC_ERRNO(EOPNOTSUPP),
|
|
"Boot entry does not refer to Linux kernel, which is not supported currently.");
|
|
if (strv_length(e->initrd) > 1)
|
|
return log_error_errno(SYNTHETIC_ERRNO(EOPNOTSUPP),
|
|
"Boot entry specifies multiple initrds, which is not supported currently.");
|
|
|
|
kernel = path_join(e->root, e->kernel);
|
|
if (!kernel)
|
|
return log_oom();
|
|
|
|
if (!strv_isempty(e->initrd)) {
|
|
initrd = path_join(e->root, e->initrd[0]);
|
|
if (!initrd)
|
|
return log_oom();
|
|
}
|
|
|
|
options = strv_join(e->options, " ");
|
|
if (!options)
|
|
return log_oom();
|
|
|
|
log_full(arg_quiet ? LOG_DEBUG : LOG_INFO,
|
|
"%s "KEXEC" --load \"%s\" --append \"%s\"%s%s%s",
|
|
arg_dry_run ? "Would run" : "Running",
|
|
kernel,
|
|
options,
|
|
initrd ? " --initrd \"" : NULL, strempty(initrd), initrd ? "\"" : "");
|
|
if (arg_dry_run)
|
|
return 0;
|
|
|
|
r = safe_fork("(kexec)", FORK_WAIT|FORK_RESET_SIGNALS|FORK_DEATHSIG|FORK_RLIMIT_NOFILE_SAFE|FORK_LOG, &pid);
|
|
if (r < 0)
|
|
return r;
|
|
if (r == 0) {
|
|
const char* const args[] = {
|
|
KEXEC,
|
|
"--load", kernel,
|
|
"--append", options,
|
|
initrd ? "--initrd" : NULL, initrd,
|
|
NULL
|
|
};
|
|
|
|
/* Child */
|
|
execv(args[0], (char * const *) args);
|
|
_exit(EXIT_FAILURE);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int set_exit_code(uint8_t code) {
|
|
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
|
|
sd_bus *bus;
|
|
int r;
|
|
|
|
r = acquire_bus(BUS_MANAGER, &bus);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
r = bus_call_method(bus, bus_systemd_mgr, "SetExitCode", &error, NULL, "y", code);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to set exit code: %s", bus_error_message(&error, r));
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int start_special(int argc, char *argv[], void *userdata) {
|
|
enum action a;
|
|
int r;
|
|
bool termination_action; /* an action that terminates the manager,
|
|
* can be performed also by signal. */
|
|
|
|
assert(argv);
|
|
|
|
a = verb_to_action(argv[0]);
|
|
|
|
r = logind_check_inhibitors(a);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
if (arg_force >= 2) {
|
|
r = must_be_root();
|
|
if (r < 0)
|
|
return r;
|
|
}
|
|
|
|
r = prepare_firmware_setup();
|
|
if (r < 0)
|
|
return r;
|
|
|
|
r = prepare_boot_loader_menu();
|
|
if (r < 0)
|
|
return r;
|
|
|
|
r = prepare_boot_loader_entry();
|
|
if (r < 0)
|
|
return r;
|
|
|
|
if (a == ACTION_REBOOT) {
|
|
const char *arg = NULL;
|
|
|
|
if (argc > 1) {
|
|
if (arg_reboot_argument)
|
|
return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "Both --reboot-argument= and positional argument passed to reboot command, refusing.");
|
|
|
|
log_notice("Positional argument to reboot command is deprecated, please use --reboot-argument= instead. Accepting anyway.");
|
|
arg = argv[1];
|
|
} else
|
|
arg = arg_reboot_argument;
|
|
|
|
if (arg) {
|
|
r = update_reboot_parameter_and_warn(arg, false);
|
|
if (r < 0)
|
|
return r;
|
|
}
|
|
|
|
} else if (a == ACTION_KEXEC) {
|
|
r = load_kexec_kernel();
|
|
if (r < 0 && arg_force >= 1)
|
|
log_notice("Failed to load kexec kernel, continuing without.");
|
|
else if (r < 0)
|
|
return r;
|
|
|
|
} else if (a == ACTION_EXIT && argc > 1) {
|
|
uint8_t code;
|
|
|
|
/* If the exit code is not given on the command line,
|
|
* don't reset it to zero: just keep it as it might
|
|
* have been set previously. */
|
|
|
|
r = safe_atou8(argv[1], &code);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Invalid exit code.");
|
|
|
|
r = set_exit_code(code);
|
|
if (r < 0)
|
|
return r;
|
|
}
|
|
|
|
termination_action = IN_SET(a,
|
|
ACTION_HALT,
|
|
ACTION_POWEROFF,
|
|
ACTION_REBOOT);
|
|
if (termination_action && arg_force >= 2)
|
|
return halt_now(a);
|
|
|
|
if (arg_force >= 1 &&
|
|
(termination_action || IN_SET(a, ACTION_KEXEC, ACTION_EXIT)))
|
|
r = trivial_method(argc, argv, userdata);
|
|
else {
|
|
/* First try logind, to allow authentication with polkit */
|
|
if (IN_SET(a,
|
|
ACTION_POWEROFF,
|
|
ACTION_REBOOT,
|
|
ACTION_HALT,
|
|
ACTION_SUSPEND,
|
|
ACTION_HIBERNATE,
|
|
ACTION_HYBRID_SLEEP,
|
|
ACTION_SUSPEND_THEN_HIBERNATE)) {
|
|
|
|
r = logind_reboot(a);
|
|
if (r >= 0)
|
|
return r;
|
|
if (IN_SET(r, -EOPNOTSUPP, -EINPROGRESS))
|
|
/* requested operation is not supported or already in progress */
|
|
return r;
|
|
|
|
/* On all other errors, try low-level operation. In order to minimize the difference between
|
|
* operation with and without logind, we explicitly enable non-blocking mode for this, as
|
|
* logind's shutdown operations are always non-blocking. */
|
|
|
|
arg_no_block = true;
|
|
|
|
} else if (IN_SET(a, ACTION_EXIT, ACTION_KEXEC))
|
|
/* Since exit/kexec are so close in behaviour to power-off/reboot, let's also make them
|
|
* asynchronous, in order to not confuse the user needlessly with unexpected behaviour. */
|
|
arg_no_block = true;
|
|
|
|
r = start_unit(argc, argv, userdata);
|
|
}
|
|
|
|
if (termination_action && arg_force < 2 &&
|
|
IN_SET(r, -ENOENT, -ETIMEDOUT))
|
|
log_notice("It is possible to perform action directly, see discussion of --force --force in man:systemctl(1).");
|
|
|
|
return r;
|
|
}
|
|
|
|
static int start_system_special(int argc, char *argv[], void *userdata) {
|
|
/* Like start_special above, but raises an error when running in user mode */
|
|
|
|
if (arg_scope != UNIT_FILE_SYSTEM)
|
|
return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
|
|
"Bad action for %s mode.",
|
|
arg_scope == UNIT_FILE_GLOBAL ? "--global" : "--user");
|
|
|
|
return start_special(argc, argv, userdata);
|
|
}
|
|
|
|
static int check_unit_generic(int code, const UnitActiveState good_states[], int nb_states, char **args) {
|
|
_cleanup_strv_free_ char **names = NULL;
|
|
UnitActiveState active_state;
|
|
sd_bus *bus;
|
|
char **name;
|
|
int r, i;
|
|
bool found = false;
|
|
|
|
r = acquire_bus(BUS_MANAGER, &bus);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
r = expand_names(bus, args, NULL, &names, NULL);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to expand names: %m");
|
|
|
|
STRV_FOREACH(name, names) {
|
|
r = get_state_one_unit(bus, *name, &active_state);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
if (!arg_quiet)
|
|
puts(unit_active_state_to_string(active_state));
|
|
|
|
for (i = 0; i < nb_states; ++i)
|
|
if (good_states[i] == active_state)
|
|
found = true;
|
|
}
|
|
|
|
/* use the given return code for the case that we won't find
|
|
* any unit which matches the list */
|
|
return found ? 0 : code;
|
|
}
|
|
|
|
static int check_unit_active(int argc, char *argv[], void *userdata) {
|
|
static const UnitActiveState states[] = {
|
|
UNIT_ACTIVE,
|
|
UNIT_RELOADING,
|
|
};
|
|
|
|
/* According to LSB: 3, "program is not running" */
|
|
return check_unit_generic(EXIT_PROGRAM_NOT_RUNNING, states, ELEMENTSOF(states), strv_skip(argv, 1));
|
|
}
|
|
|
|
static int check_unit_failed(int argc, char *argv[], void *userdata) {
|
|
static const UnitActiveState states[] = {
|
|
UNIT_FAILED,
|
|
};
|
|
|
|
return check_unit_generic(EXIT_PROGRAM_DEAD_AND_PID_EXISTS, states, ELEMENTSOF(states), strv_skip(argv, 1));
|
|
}
|
|
|
|
static int kill_unit(int argc, char *argv[], void *userdata) {
|
|
_cleanup_strv_free_ char **names = NULL;
|
|
char *kill_who = NULL, **name;
|
|
sd_bus *bus;
|
|
int r, q;
|
|
|
|
r = acquire_bus(BUS_MANAGER, &bus);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
polkit_agent_open_maybe();
|
|
|
|
if (!arg_kill_who)
|
|
arg_kill_who = "all";
|
|
|
|
/* --fail was specified */
|
|
if (streq(arg_job_mode, "fail"))
|
|
kill_who = strjoina(arg_kill_who, "-fail");
|
|
|
|
r = expand_names(bus, strv_skip(argv, 1), NULL, &names, NULL);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to expand names: %m");
|
|
|
|
STRV_FOREACH(name, names) {
|
|
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
|
|
|
|
q = bus_call_method(
|
|
bus,
|
|
bus_systemd_mgr,
|
|
"KillUnit",
|
|
&error,
|
|
NULL,
|
|
"ssi", *name, kill_who ? kill_who : arg_kill_who, arg_signal);
|
|
if (q < 0) {
|
|
log_error_errno(q, "Failed to kill unit %s: %s", *name, bus_error_message(&error, q));
|
|
if (r == 0)
|
|
r = q;
|
|
}
|
|
}
|
|
|
|
return r;
|
|
}
|
|
|
|
static int clean_or_freeze_unit(int argc, char *argv[], void *userdata) {
|
|
_cleanup_(bus_wait_for_units_freep) BusWaitForUnits *w = NULL;
|
|
_cleanup_strv_free_ char **names = NULL;
|
|
int r, ret = EXIT_SUCCESS;
|
|
char **name;
|
|
const char *method;
|
|
sd_bus *bus;
|
|
|
|
r = acquire_bus(BUS_FULL, &bus);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
polkit_agent_open_maybe();
|
|
|
|
if (!arg_clean_what) {
|
|
arg_clean_what = strv_new("cache", "runtime");
|
|
if (!arg_clean_what)
|
|
return log_oom();
|
|
}
|
|
|
|
r = expand_names(bus, strv_skip(argv, 1), NULL, &names, NULL);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to expand names: %m");
|
|
|
|
if (!arg_no_block) {
|
|
r = bus_wait_for_units_new(bus, &w);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to allocate unit waiter: %m");
|
|
}
|
|
|
|
if (streq(argv[0], "clean"))
|
|
method = "CleanUnit";
|
|
else if (streq(argv[0], "freeze"))
|
|
method = "FreezeUnit";
|
|
else if (streq(argv[0], "thaw"))
|
|
method = "ThawUnit";
|
|
else
|
|
assert_not_reached("Unhandled method");
|
|
|
|
STRV_FOREACH(name, names) {
|
|
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
|
|
_cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL;
|
|
|
|
if (w) {
|
|
/* If we shall wait for the cleaning to complete, let's add a ref on the unit first */
|
|
r = bus_call_method(bus, bus_systemd_mgr, "RefUnit", &error, NULL, "s", *name);
|
|
if (r < 0) {
|
|
log_error_errno(r, "Failed to add reference to unit %s: %s", *name, bus_error_message(&error, r));
|
|
if (ret == EXIT_SUCCESS)
|
|
ret = r;
|
|
continue;
|
|
}
|
|
}
|
|
|
|
r = bus_message_new_method_call(bus, &m, bus_systemd_mgr, method);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
r = sd_bus_message_append(m, "s", *name);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
if (streq(method, "CleanUnit")) {
|
|
r = sd_bus_message_append_strv(m, arg_clean_what);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
}
|
|
|
|
r = sd_bus_call(bus, m, 0, &error, NULL);
|
|
if (r < 0) {
|
|
log_error_errno(r, "Failed to %s unit %s: %s", argv[0], *name, bus_error_message(&error, r));
|
|
if (ret == EXIT_SUCCESS) {
|
|
ret = r;
|
|
continue;
|
|
}
|
|
}
|
|
|
|
if (w) {
|
|
r = bus_wait_for_units_add_unit(w, *name, BUS_WAIT_REFFED|BUS_WAIT_FOR_MAINTENANCE_END, NULL, NULL);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to watch unit %s: %m", *name);
|
|
}
|
|
}
|
|
|
|
r = bus_wait_for_units_run(w);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to wait for units: %m");
|
|
if (r == BUS_WAIT_FAILURE)
|
|
ret = EXIT_FAILURE;
|
|
|
|
return ret;
|
|
}
|
|
|
|
typedef struct ExecStatusInfo {
|
|
char *name;
|
|
|
|
char *path;
|
|
char **argv;
|
|
|
|
bool ignore;
|
|
|
|
usec_t start_timestamp;
|
|
usec_t exit_timestamp;
|
|
pid_t pid;
|
|
int code;
|
|
int status;
|
|
|
|
ExecCommandFlags flags;
|
|
|
|
LIST_FIELDS(struct ExecStatusInfo, exec);
|
|
} ExecStatusInfo;
|
|
|
|
static void exec_status_info_free(ExecStatusInfo *i) {
|
|
assert(i);
|
|
|
|
free(i->name);
|
|
free(i->path);
|
|
strv_free(i->argv);
|
|
free(i);
|
|
}
|
|
|
|
static int exec_status_info_deserialize(sd_bus_message *m, ExecStatusInfo *i, bool is_ex_prop) {
|
|
_cleanup_strv_free_ char **ex_opts = NULL;
|
|
uint64_t start_timestamp, exit_timestamp, start_timestamp_monotonic, exit_timestamp_monotonic;
|
|
const char *path;
|
|
uint32_t pid;
|
|
int32_t code, status;
|
|
int ignore, r;
|
|
|
|
assert(m);
|
|
assert(i);
|
|
|
|
r = sd_bus_message_enter_container(m, SD_BUS_TYPE_STRUCT, is_ex_prop ? "sasasttttuii" : "sasbttttuii");
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
else if (r == 0)
|
|
return 0;
|
|
|
|
r = sd_bus_message_read(m, "s", &path);
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
i->path = strdup(path);
|
|
if (!i->path)
|
|
return log_oom();
|
|
|
|
r = sd_bus_message_read_strv(m, &i->argv);
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
r = is_ex_prop ? sd_bus_message_read_strv(m, &ex_opts) : sd_bus_message_read(m, "b", &ignore);
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
r = sd_bus_message_read(m,
|
|
"ttttuii",
|
|
&start_timestamp, &start_timestamp_monotonic,
|
|
&exit_timestamp, &exit_timestamp_monotonic,
|
|
&pid,
|
|
&code, &status);
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
if (is_ex_prop) {
|
|
r = exec_command_flags_from_strv(ex_opts, &i->flags);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to convert strv to ExecCommandFlags: %m");
|
|
|
|
i->ignore = FLAGS_SET(i->flags, EXEC_COMMAND_IGNORE_FAILURE);
|
|
} else
|
|
i->ignore = ignore;
|
|
|
|
i->start_timestamp = (usec_t) start_timestamp;
|
|
i->exit_timestamp = (usec_t) exit_timestamp;
|
|
i->pid = (pid_t) pid;
|
|
i->code = code;
|
|
i->status = status;
|
|
|
|
r = sd_bus_message_exit_container(m);
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
return 1;
|
|
}
|
|
|
|
typedef struct UnitCondition {
|
|
char *name;
|
|
char *param;
|
|
bool trigger;
|
|
bool negate;
|
|
int tristate;
|
|
|
|
LIST_FIELDS(struct UnitCondition, conditions);
|
|
} UnitCondition;
|
|
|
|
static void unit_condition_free(UnitCondition *c) {
|
|
if (!c)
|
|
return;
|
|
|
|
free(c->name);
|
|
free(c->param);
|
|
free(c);
|
|
}
|
|
|
|
DEFINE_TRIVIAL_CLEANUP_FUNC(UnitCondition*, unit_condition_free);
|
|
|
|
typedef struct UnitStatusInfo {
|
|
const char *id;
|
|
const char *load_state;
|
|
const char *active_state;
|
|
const char *freezer_state;
|
|
const char *sub_state;
|
|
const char *unit_file_state;
|
|
const char *unit_file_preset;
|
|
|
|
const char *description;
|
|
const char *following;
|
|
|
|
char **documentation;
|
|
|
|
const char *fragment_path;
|
|
const char *source_path;
|
|
const char *control_group;
|
|
|
|
char **dropin_paths;
|
|
|
|
char **triggered_by;
|
|
char **triggers;
|
|
|
|
const char *load_error;
|
|
const char *result;
|
|
|
|
usec_t inactive_exit_timestamp;
|
|
usec_t inactive_exit_timestamp_monotonic;
|
|
usec_t active_enter_timestamp;
|
|
usec_t active_exit_timestamp;
|
|
usec_t inactive_enter_timestamp;
|
|
|
|
bool need_daemon_reload;
|
|
bool transient;
|
|
|
|
/* Service */
|
|
pid_t main_pid;
|
|
pid_t control_pid;
|
|
const char *status_text;
|
|
const char *pid_file;
|
|
bool running:1;
|
|
int status_errno;
|
|
|
|
usec_t start_timestamp;
|
|
usec_t exit_timestamp;
|
|
|
|
int exit_code, exit_status;
|
|
|
|
const char *log_namespace;
|
|
|
|
usec_t condition_timestamp;
|
|
bool condition_result;
|
|
LIST_HEAD(UnitCondition, conditions);
|
|
|
|
usec_t assert_timestamp;
|
|
bool assert_result;
|
|
bool failed_assert_trigger;
|
|
bool failed_assert_negate;
|
|
const char *failed_assert;
|
|
const char *failed_assert_parameter;
|
|
usec_t next_elapse_real;
|
|
usec_t next_elapse_monotonic;
|
|
|
|
/* Socket */
|
|
unsigned n_accepted;
|
|
unsigned n_connections;
|
|
unsigned n_refused;
|
|
bool accept;
|
|
|
|
/* Pairs of type, path */
|
|
char **listen;
|
|
|
|
/* Device */
|
|
const char *sysfs_path;
|
|
|
|
/* Mount, Automount */
|
|
const char *where;
|
|
|
|
/* Swap */
|
|
const char *what;
|
|
|
|
/* CGroup */
|
|
uint64_t memory_current;
|
|
uint64_t memory_min;
|
|
uint64_t memory_low;
|
|
uint64_t memory_high;
|
|
uint64_t memory_max;
|
|
uint64_t memory_swap_max;
|
|
uint64_t memory_limit;
|
|
uint64_t cpu_usage_nsec;
|
|
uint64_t tasks_current;
|
|
uint64_t tasks_max;
|
|
uint64_t ip_ingress_bytes;
|
|
uint64_t ip_egress_bytes;
|
|
uint64_t io_read_bytes;
|
|
uint64_t io_write_bytes;
|
|
|
|
uint64_t default_memory_min;
|
|
uint64_t default_memory_low;
|
|
|
|
LIST_HEAD(ExecStatusInfo, exec);
|
|
} UnitStatusInfo;
|
|
|
|
static void unit_status_info_free(UnitStatusInfo *info) {
|
|
ExecStatusInfo *p;
|
|
UnitCondition *c;
|
|
|
|
strv_free(info->documentation);
|
|
strv_free(info->dropin_paths);
|
|
strv_free(info->triggered_by);
|
|
strv_free(info->triggers);
|
|
strv_free(info->listen);
|
|
|
|
while ((c = info->conditions)) {
|
|
LIST_REMOVE(conditions, info->conditions, c);
|
|
unit_condition_free(c);
|
|
}
|
|
|
|
while ((p = info->exec)) {
|
|
LIST_REMOVE(exec, info->exec, p);
|
|
exec_status_info_free(p);
|
|
}
|
|
}
|
|
|
|
static void format_active_state(const char *active_state, const char **active_on, const char **active_off) {
|
|
if (streq_ptr(active_state, "failed")) {
|
|
*active_on = ansi_highlight_red();
|
|
*active_off = ansi_normal();
|
|
} else if (STRPTR_IN_SET(active_state, "active", "reloading")) {
|
|
*active_on = ansi_highlight_green();
|
|
*active_off = ansi_normal();
|
|
} else
|
|
*active_on = *active_off = "";
|
|
}
|
|
|
|
static void print_status_info(
|
|
sd_bus *bus,
|
|
UnitStatusInfo *i,
|
|
bool *ellipsized) {
|
|
|
|
char since1[FORMAT_TIMESTAMP_RELATIVE_MAX], since2[FORMAT_TIMESTAMP_MAX];
|
|
const char *s1, *s2, *active_on, *active_off, *on, *off, *ss, *fs;
|
|
_cleanup_free_ char *formatted_path = NULL;
|
|
ExecStatusInfo *p;
|
|
usec_t timestamp;
|
|
const char *path;
|
|
char **t, **t2;
|
|
int r;
|
|
|
|
assert(i);
|
|
|
|
/* This shows pretty information about a unit. See
|
|
* print_property() for a low-level property printer */
|
|
|
|
format_active_state(i->active_state, &active_on, &active_off);
|
|
|
|
printf("%s%s%s %s", active_on, special_glyph(SPECIAL_GLYPH_BLACK_CIRCLE), active_off, strna(i->id));
|
|
|
|
if (i->description && !streq_ptr(i->id, i->description))
|
|
printf(" - %s", i->description);
|
|
|
|
printf("\n");
|
|
|
|
if (i->following)
|
|
printf(" Follow: unit currently follows state of %s\n", i->following);
|
|
|
|
if (STRPTR_IN_SET(i->load_state, "error", "not-found", "bad-setting")) {
|
|
on = ansi_highlight_red();
|
|
off = ansi_normal();
|
|
} else
|
|
on = off = "";
|
|
|
|
path = i->source_path ?: i->fragment_path;
|
|
if (path && terminal_urlify_path(path, NULL, &formatted_path) >= 0)
|
|
path = formatted_path;
|
|
|
|
if (!isempty(i->load_error))
|
|
printf(" Loaded: %s%s%s (Reason: %s)\n",
|
|
on, strna(i->load_state), off, i->load_error);
|
|
else if (path && !isempty(i->unit_file_state)) {
|
|
bool show_preset = !isempty(i->unit_file_preset) &&
|
|
show_preset_for_state(unit_file_state_from_string(i->unit_file_state));
|
|
|
|
printf(" Loaded: %s%s%s (%s; %s%s%s)\n",
|
|
on, strna(i->load_state), off,
|
|
path,
|
|
i->unit_file_state,
|
|
show_preset ? "; vendor preset: " : "",
|
|
show_preset ? i->unit_file_preset : "");
|
|
|
|
} else if (path)
|
|
printf(" Loaded: %s%s%s (%s)\n",
|
|
on, strna(i->load_state), off, path);
|
|
else
|
|
printf(" Loaded: %s%s%s\n",
|
|
on, strna(i->load_state), off);
|
|
|
|
if (i->transient)
|
|
printf(" Transient: yes\n");
|
|
|
|
if (!strv_isempty(i->dropin_paths)) {
|
|
_cleanup_free_ char *dir = NULL;
|
|
bool last = false;
|
|
char ** dropin;
|
|
|
|
STRV_FOREACH(dropin, i->dropin_paths) {
|
|
_cleanup_free_ char *dropin_formatted = NULL;
|
|
const char *df;
|
|
|
|
if (!dir || last) {
|
|
printf(dir ? " " :
|
|
" Drop-In: ");
|
|
|
|
dir = mfree(dir);
|
|
|
|
dir = dirname_malloc(*dropin);
|
|
if (!dir) {
|
|
log_oom();
|
|
return;
|
|
}
|
|
|
|
printf("%s\n"
|
|
" %s", dir,
|
|
special_glyph(SPECIAL_GLYPH_TREE_RIGHT));
|
|
}
|
|
|
|
last = ! (*(dropin + 1) && startswith(*(dropin + 1), dir));
|
|
|
|
if (terminal_urlify_path(*dropin, basename(*dropin), &dropin_formatted) >= 0)
|
|
df = dropin_formatted;
|
|
else
|
|
df = *dropin;
|
|
|
|
printf("%s%s", df, last ? "\n" : ", ");
|
|
}
|
|
}
|
|
|
|
ss = streq_ptr(i->active_state, i->sub_state) ? NULL : i->sub_state;
|
|
if (ss)
|
|
printf(" Active: %s%s (%s)%s",
|
|
active_on, strna(i->active_state), ss, active_off);
|
|
else
|
|
printf(" Active: %s%s%s",
|
|
active_on, strna(i->active_state), active_off);
|
|
|
|
fs = !isempty(i->freezer_state) && !streq(i->freezer_state, "running") ? i->freezer_state : NULL;
|
|
if (fs)
|
|
printf(" %s(%s)%s", ansi_highlight_yellow(), fs, ansi_normal());
|
|
|
|
if (!isempty(i->result) && !streq(i->result, "success"))
|
|
printf(" (Result: %s)", i->result);
|
|
|
|
timestamp = STRPTR_IN_SET(i->active_state, "active", "reloading") ? i->active_enter_timestamp :
|
|
STRPTR_IN_SET(i->active_state, "inactive", "failed") ? i->inactive_enter_timestamp :
|
|
STRPTR_IN_SET(i->active_state, "activating") ? i->inactive_exit_timestamp :
|
|
i->active_exit_timestamp;
|
|
|
|
s1 = format_timestamp_relative(since1, sizeof(since1), timestamp);
|
|
s2 = format_timestamp_style(since2, sizeof(since2), timestamp, arg_timestamp_style);
|
|
|
|
if (s1)
|
|
printf(" since %s; %s\n", s2, s1);
|
|
else if (s2)
|
|
printf(" since %s\n", s2);
|
|
else
|
|
printf("\n");
|
|
|
|
STRV_FOREACH(t, i->triggered_by) {
|
|
UnitActiveState state = _UNIT_ACTIVE_STATE_INVALID;
|
|
|
|
(void) get_state_one_unit(bus, *t, &state);
|
|
format_active_state(unit_active_state_to_string(state), &on, &off);
|
|
|
|
printf("%s %s%s%s %s\n",
|
|
t == i->triggered_by ? "TriggeredBy:" : " ",
|
|
on, special_glyph(SPECIAL_GLYPH_BLACK_CIRCLE), off,
|
|
*t);
|
|
}
|
|
|
|
if (endswith(i->id, ".timer")) {
|
|
char tstamp1[FORMAT_TIMESTAMP_RELATIVE_MAX],
|
|
tstamp2[FORMAT_TIMESTAMP_MAX];
|
|
const char *next_rel_time, *next_time;
|
|
dual_timestamp nw, next = {i->next_elapse_real,
|
|
i->next_elapse_monotonic};
|
|
usec_t next_elapse;
|
|
|
|
printf(" Trigger: ");
|
|
|
|
dual_timestamp_get(&nw);
|
|
next_elapse = calc_next_elapse(&nw, &next);
|
|
next_rel_time = format_timestamp_relative(tstamp1, sizeof tstamp1, next_elapse);
|
|
next_time = format_timestamp_style(tstamp2, sizeof tstamp2, next_elapse, arg_timestamp_style);
|
|
|
|
if (next_time && next_rel_time)
|
|
printf("%s; %s\n", next_time, next_rel_time);
|
|
else
|
|
printf("n/a\n");
|
|
}
|
|
|
|
STRV_FOREACH(t, i->triggers) {
|
|
UnitActiveState state = _UNIT_ACTIVE_STATE_INVALID;
|
|
|
|
(void) get_state_one_unit(bus, *t, &state);
|
|
format_active_state(unit_active_state_to_string(state), &on, &off);
|
|
|
|
printf("%s %s%s%s %s\n",
|
|
t == i->triggers ? " Triggers:" : " ",
|
|
on, special_glyph(SPECIAL_GLYPH_BLACK_CIRCLE), off,
|
|
*t);
|
|
}
|
|
|
|
if (!i->condition_result && i->condition_timestamp > 0) {
|
|
UnitCondition *c;
|
|
int n = 0;
|
|
|
|
s1 = format_timestamp_relative(since1, sizeof(since1), i->condition_timestamp);
|
|
s2 = format_timestamp_style(since2, sizeof(since2), i->condition_timestamp, arg_timestamp_style);
|
|
|
|
printf(" Condition: start %scondition failed%s at %s%s%s\n",
|
|
ansi_highlight_yellow(), ansi_normal(),
|
|
s2, s1 ? "; " : "", strempty(s1));
|
|
|
|
LIST_FOREACH(conditions, c, i->conditions)
|
|
if (c->tristate < 0)
|
|
n++;
|
|
|
|
LIST_FOREACH(conditions, c, i->conditions)
|
|
if (c->tristate < 0)
|
|
printf(" %s %s=%s%s%s was not met\n",
|
|
--n ? special_glyph(SPECIAL_GLYPH_TREE_BRANCH) : special_glyph(SPECIAL_GLYPH_TREE_RIGHT),
|
|
c->name,
|
|
c->trigger ? "|" : "",
|
|
c->negate ? "!" : "",
|
|
c->param);
|
|
}
|
|
|
|
if (!i->assert_result && i->assert_timestamp > 0) {
|
|
s1 = format_timestamp_relative(since1, sizeof(since1), i->assert_timestamp);
|
|
s2 = format_timestamp_style(since2, sizeof(since2), i->assert_timestamp, arg_timestamp_style);
|
|
|
|
printf(" Assert: start %sassertion failed%s at %s%s%s\n",
|
|
ansi_highlight_red(), ansi_normal(),
|
|
s2, s1 ? "; " : "", strempty(s1));
|
|
if (i->failed_assert_trigger)
|
|
printf(" none of the trigger assertions were met\n");
|
|
else if (i->failed_assert)
|
|
printf(" %s=%s%s was not met\n",
|
|
i->failed_assert,
|
|
i->failed_assert_negate ? "!" : "",
|
|
i->failed_assert_parameter);
|
|
}
|
|
|
|
if (i->sysfs_path)
|
|
printf(" Device: %s\n", i->sysfs_path);
|
|
if (i->where)
|
|
printf(" Where: %s\n", i->where);
|
|
if (i->what)
|
|
printf(" What: %s\n", i->what);
|
|
|
|
STRV_FOREACH(t, i->documentation) {
|
|
_cleanup_free_ char *formatted = NULL;
|
|
const char *q;
|
|
|
|
if (terminal_urlify(*t, NULL, &formatted) >= 0)
|
|
q = formatted;
|
|
else
|
|
q = *t;
|
|
|
|
printf(" %*s %s\n", 9, t == i->documentation ? "Docs:" : "", q);
|
|
}
|
|
|
|
STRV_FOREACH_PAIR(t, t2, i->listen)
|
|
printf(" %*s %s (%s)\n", 9, t == i->listen ? "Listen:" : "", *t2, *t);
|
|
|
|
if (i->accept) {
|
|
printf(" Accepted: %u; Connected: %u;", i->n_accepted, i->n_connections);
|
|
if (i->n_refused)
|
|
printf(" Refused: %u", i->n_refused);
|
|
printf("\n");
|
|
}
|
|
|
|
LIST_FOREACH(exec, p, i->exec) {
|
|
_cleanup_free_ char *argv = NULL;
|
|
bool good;
|
|
|
|
/* Only show exited processes here */
|
|
if (p->code == 0)
|
|
continue;
|
|
|
|
/* Don't print ExecXYZEx= properties here since it will appear as a
|
|
* duplicate of the non-Ex= variant. */
|
|
if (endswith(p->name, "Ex"))
|
|
continue;
|
|
|
|
argv = strv_join(p->argv, " ");
|
|
printf(" Process: "PID_FMT" %s=%s ", p->pid, p->name, strna(argv));
|
|
|
|
good = is_clean_exit(p->code, p->status, EXIT_CLEAN_DAEMON, NULL);
|
|
if (!good) {
|
|
on = ansi_highlight_red();
|
|
off = ansi_normal();
|
|
} else
|
|
on = off = "";
|
|
|
|
printf("%s(code=%s, ", on, sigchld_code_to_string(p->code));
|
|
|
|
if (p->code == CLD_EXITED) {
|
|
const char *c;
|
|
|
|
printf("status=%i", p->status);
|
|
|
|
c = exit_status_to_string(p->status, EXIT_STATUS_LIBC | EXIT_STATUS_SYSTEMD);
|
|
if (c)
|
|
printf("/%s", c);
|
|
|
|
} else
|
|
printf("signal=%s", signal_to_string(p->status));
|
|
|
|
printf(")%s\n", off);
|
|
|
|
if (i->main_pid == p->pid &&
|
|
i->start_timestamp == p->start_timestamp &&
|
|
i->exit_timestamp == p->start_timestamp)
|
|
/* Let's not show this twice */
|
|
i->main_pid = 0;
|
|
|
|
if (p->pid == i->control_pid)
|
|
i->control_pid = 0;
|
|
}
|
|
|
|
if (i->main_pid > 0 || i->control_pid > 0) {
|
|
if (i->main_pid > 0) {
|
|
printf(" Main PID: "PID_FMT, i->main_pid);
|
|
|
|
if (i->running) {
|
|
|
|
if (arg_transport == BUS_TRANSPORT_LOCAL) {
|
|
_cleanup_free_ char *comm = NULL;
|
|
|
|
(void) get_process_comm(i->main_pid, &comm);
|
|
if (comm)
|
|
printf(" (%s)", comm);
|
|
}
|
|
|
|
} else if (i->exit_code > 0) {
|
|
printf(" (code=%s, ", sigchld_code_to_string(i->exit_code));
|
|
|
|
if (i->exit_code == CLD_EXITED) {
|
|
const char *c;
|
|
|
|
printf("status=%i", i->exit_status);
|
|
|
|
c = exit_status_to_string(i->exit_status,
|
|
EXIT_STATUS_LIBC | EXIT_STATUS_SYSTEMD);
|
|
if (c)
|
|
printf("/%s", c);
|
|
|
|
} else
|
|
printf("signal=%s", signal_to_string(i->exit_status));
|
|
printf(")");
|
|
}
|
|
}
|
|
|
|
if (i->control_pid > 0) {
|
|
_cleanup_free_ char *c = NULL;
|
|
|
|
if (i->main_pid > 0)
|
|
fputs("; Control PID: ", stdout);
|
|
else
|
|
fputs("Cntrl PID: ", stdout); /* if first in column, abbreviated so it fits alignment */
|
|
|
|
printf(PID_FMT, i->control_pid);
|
|
|
|
if (arg_transport == BUS_TRANSPORT_LOCAL) {
|
|
(void) get_process_comm(i->control_pid, &c);
|
|
if (c)
|
|
printf(" (%s)", c);
|
|
}
|
|
}
|
|
|
|
printf("\n");
|
|
}
|
|
|
|
if (i->status_text)
|
|
printf(" Status: \"%s\"\n", i->status_text);
|
|
if (i->status_errno > 0)
|
|
printf(" Error: %i (%s)\n", i->status_errno, strerror_safe(i->status_errno));
|
|
|
|
if (i->ip_ingress_bytes != (uint64_t) -1 && i->ip_egress_bytes != (uint64_t) -1) {
|
|
char buf_in[FORMAT_BYTES_MAX], buf_out[FORMAT_BYTES_MAX];
|
|
|
|
printf(" IP: %s in, %s out\n",
|
|
format_bytes(buf_in, sizeof(buf_in), i->ip_ingress_bytes),
|
|
format_bytes(buf_out, sizeof(buf_out), i->ip_egress_bytes));
|
|
}
|
|
|
|
if (i->io_read_bytes != UINT64_MAX && i->io_write_bytes != UINT64_MAX) {
|
|
char buf_in[FORMAT_BYTES_MAX], buf_out[FORMAT_BYTES_MAX];
|
|
|
|
printf(" IO: %s read, %s written\n",
|
|
format_bytes(buf_in, sizeof(buf_in), i->io_read_bytes),
|
|
format_bytes(buf_out, sizeof(buf_out), i->io_write_bytes));
|
|
}
|
|
|
|
if (i->tasks_current != (uint64_t) -1) {
|
|
printf(" Tasks: %" PRIu64, i->tasks_current);
|
|
|
|
if (i->tasks_max != (uint64_t) -1)
|
|
printf(" (limit: %" PRIu64 ")\n", i->tasks_max);
|
|
else
|
|
printf("\n");
|
|
}
|
|
|
|
if (i->memory_current != (uint64_t) -1) {
|
|
char buf[FORMAT_BYTES_MAX];
|
|
|
|
printf(" Memory: %s", format_bytes(buf, sizeof(buf), i->memory_current));
|
|
|
|
if (i->memory_min > 0 || i->memory_low > 0 ||
|
|
i->memory_high != CGROUP_LIMIT_MAX || i->memory_max != CGROUP_LIMIT_MAX ||
|
|
i->memory_swap_max != CGROUP_LIMIT_MAX ||
|
|
i->memory_limit != CGROUP_LIMIT_MAX) {
|
|
const char *prefix = "";
|
|
|
|
printf(" (");
|
|
if (i->memory_min > 0) {
|
|
printf("%smin: %s", prefix, format_bytes_cgroup_protection(buf, sizeof(buf), i->memory_min));
|
|
prefix = " ";
|
|
}
|
|
if (i->memory_low > 0) {
|
|
printf("%slow: %s", prefix, format_bytes_cgroup_protection(buf, sizeof(buf), i->memory_low));
|
|
prefix = " ";
|
|
}
|
|
if (i->memory_high != CGROUP_LIMIT_MAX) {
|
|
printf("%shigh: %s", prefix, format_bytes(buf, sizeof(buf), i->memory_high));
|
|
prefix = " ";
|
|
}
|
|
if (i->memory_max != CGROUP_LIMIT_MAX) {
|
|
printf("%smax: %s", prefix, format_bytes(buf, sizeof(buf), i->memory_max));
|
|
prefix = " ";
|
|
}
|
|
if (i->memory_swap_max != CGROUP_LIMIT_MAX) {
|
|
printf("%sswap max: %s", prefix, format_bytes(buf, sizeof(buf), i->memory_swap_max));
|
|
prefix = " ";
|
|
}
|
|
if (i->memory_limit != CGROUP_LIMIT_MAX) {
|
|
printf("%slimit: %s", prefix, format_bytes(buf, sizeof(buf), i->memory_limit));
|
|
prefix = " ";
|
|
}
|
|
printf(")");
|
|
}
|
|
printf("\n");
|
|
}
|
|
|
|
if (i->cpu_usage_nsec != (uint64_t) -1) {
|
|
char buf[FORMAT_TIMESPAN_MAX];
|
|
printf(" CPU: %s\n", format_timespan(buf, sizeof(buf), i->cpu_usage_nsec / NSEC_PER_USEC, USEC_PER_MSEC));
|
|
}
|
|
|
|
if (i->control_group) {
|
|
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
|
|
static const char prefix[] = " ";
|
|
unsigned c;
|
|
|
|
printf(" CGroup: %s\n", i->control_group);
|
|
|
|
c = columns();
|
|
if (c > sizeof(prefix) - 1)
|
|
c -= sizeof(prefix) - 1;
|
|
else
|
|
c = 0;
|
|
|
|
r = unit_show_processes(bus, i->id, i->control_group, prefix, c, get_output_flags(), &error);
|
|
if (r == -EBADR) {
|
|
unsigned k = 0;
|
|
pid_t extra[2];
|
|
|
|
/* Fallback for older systemd versions where the GetUnitProcesses() call is not yet available */
|
|
|
|
if (i->main_pid > 0)
|
|
extra[k++] = i->main_pid;
|
|
|
|
if (i->control_pid > 0)
|
|
extra[k++] = i->control_pid;
|
|
|
|
show_cgroup_and_extra(SYSTEMD_CGROUP_CONTROLLER, i->control_group, prefix, c, extra, k, get_output_flags());
|
|
} else if (r < 0)
|
|
log_warning_errno(r, "Failed to dump process list for '%s', ignoring: %s",
|
|
i->id, bus_error_message(&error, r));
|
|
}
|
|
|
|
if (i->id && arg_transport == BUS_TRANSPORT_LOCAL)
|
|
show_journal_by_unit(
|
|
stdout,
|
|
i->id,
|
|
i->log_namespace,
|
|
arg_output,
|
|
0,
|
|
i->inactive_exit_timestamp_monotonic,
|
|
arg_lines,
|
|
getuid(),
|
|
get_output_flags() | OUTPUT_BEGIN_NEWLINE,
|
|
SD_JOURNAL_LOCAL_ONLY,
|
|
arg_scope == UNIT_FILE_SYSTEM,
|
|
ellipsized);
|
|
|
|
if (i->need_daemon_reload)
|
|
warn_unit_file_changed(i->id);
|
|
}
|
|
|
|
static void show_unit_help(UnitStatusInfo *i) {
|
|
char **p;
|
|
|
|
assert(i);
|
|
|
|
if (!i->documentation) {
|
|
log_info("Documentation for %s not known.", i->id);
|
|
return;
|
|
}
|
|
|
|
STRV_FOREACH(p, i->documentation)
|
|
if (startswith(*p, "man:"))
|
|
show_man_page(*p + 4, false);
|
|
else
|
|
log_info("Can't show: %s", *p);
|
|
}
|
|
|
|
static int map_main_pid(sd_bus *bus, const char *member, sd_bus_message *m, sd_bus_error *error, void *userdata) {
|
|
UnitStatusInfo *i = userdata;
|
|
uint32_t u;
|
|
int r;
|
|
|
|
r = sd_bus_message_read(m, "u", &u);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
i->main_pid = (pid_t) u;
|
|
i->running = u > 0;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int map_load_error(sd_bus *bus, const char *member, sd_bus_message *m, sd_bus_error *error, void *userdata) {
|
|
const char *message, **p = userdata;
|
|
int r;
|
|
|
|
r = sd_bus_message_read(m, "(ss)", NULL, &message);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
if (!isempty(message))
|
|
*p = message;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int map_listen(sd_bus *bus, const char *member, sd_bus_message *m, sd_bus_error *error, void *userdata) {
|
|
const char *type, *path;
|
|
char ***p = userdata;
|
|
int r;
|
|
|
|
r = sd_bus_message_enter_container(m, SD_BUS_TYPE_ARRAY, "(ss)");
|
|
if (r < 0)
|
|
return r;
|
|
|
|
while ((r = sd_bus_message_read(m, "(ss)", &type, &path)) > 0) {
|
|
|
|
r = strv_extend(p, type);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
r = strv_extend(p, path);
|
|
if (r < 0)
|
|
return r;
|
|
}
|
|
if (r < 0)
|
|
return r;
|
|
|
|
r = sd_bus_message_exit_container(m);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int map_conditions(sd_bus *bus, const char *member, sd_bus_message *m, sd_bus_error *error, void *userdata) {
|
|
UnitStatusInfo *i = userdata;
|
|
const char *cond, *param;
|
|
int trigger, negate;
|
|
int32_t state;
|
|
int r;
|
|
|
|
r = sd_bus_message_enter_container(m, SD_BUS_TYPE_ARRAY, "(sbbsi)");
|
|
if (r < 0)
|
|
return r;
|
|
|
|
while ((r = sd_bus_message_read(m, "(sbbsi)", &cond, &trigger, &negate, ¶m, &state)) > 0) {
|
|
_cleanup_(unit_condition_freep) UnitCondition *c = NULL;
|
|
|
|
c = new(UnitCondition, 1);
|
|
if (!c)
|
|
return -ENOMEM;
|
|
|
|
*c = (UnitCondition) {
|
|
.name = strdup(cond),
|
|
.param = strdup(param),
|
|
.trigger = trigger,
|
|
.negate = negate,
|
|
.tristate = state,
|
|
};
|
|
|
|
if (!c->name || !c->param)
|
|
return -ENOMEM;
|
|
|
|
LIST_PREPEND(conditions, i->conditions, TAKE_PTR(c));
|
|
}
|
|
if (r < 0)
|
|
return r;
|
|
|
|
r = sd_bus_message_exit_container(m);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int map_asserts(sd_bus *bus, const char *member, sd_bus_message *m, sd_bus_error *error, void *userdata) {
|
|
UnitStatusInfo *i = userdata;
|
|
const char *cond, *param;
|
|
int trigger, negate;
|
|
int32_t state;
|
|
int r;
|
|
|
|
r = sd_bus_message_enter_container(m, SD_BUS_TYPE_ARRAY, "(sbbsi)");
|
|
if (r < 0)
|
|
return r;
|
|
|
|
while ((r = sd_bus_message_read(m, "(sbbsi)", &cond, &trigger, &negate, ¶m, &state)) > 0) {
|
|
if (state < 0 && (!trigger || !i->failed_assert)) {
|
|
i->failed_assert = cond;
|
|
i->failed_assert_trigger = trigger;
|
|
i->failed_assert_negate = negate;
|
|
i->failed_assert_parameter = param;
|
|
}
|
|
}
|
|
if (r < 0)
|
|
return r;
|
|
|
|
r = sd_bus_message_exit_container(m);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int map_exec(sd_bus *bus, const char *member, sd_bus_message *m, sd_bus_error *error, void *userdata) {
|
|
_cleanup_free_ ExecStatusInfo *info = NULL;
|
|
ExecStatusInfo *last;
|
|
UnitStatusInfo *i = userdata;
|
|
bool is_ex_prop = endswith(member, "Ex");
|
|
int r;
|
|
|
|
r = sd_bus_message_enter_container(m, SD_BUS_TYPE_ARRAY, is_ex_prop ? "(sasasttttuii)" : "(sasbttttuii)");
|
|
if (r < 0)
|
|
return r;
|
|
|
|
info = new0(ExecStatusInfo, 1);
|
|
if (!info)
|
|
return -ENOMEM;
|
|
|
|
LIST_FIND_TAIL(exec, i->exec, last);
|
|
|
|
while ((r = exec_status_info_deserialize(m, info, is_ex_prop)) > 0) {
|
|
|
|
info->name = strdup(member);
|
|
if (!info->name)
|
|
return -ENOMEM;
|
|
|
|
LIST_INSERT_AFTER(exec, i->exec, last, info);
|
|
last = info;
|
|
|
|
info = new0(ExecStatusInfo, 1);
|
|
if (!info)
|
|
return -ENOMEM;
|
|
}
|
|
if (r < 0)
|
|
return r;
|
|
|
|
r = sd_bus_message_exit_container(m);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int print_property(const char *name, const char *expected_value, sd_bus_message *m, bool value, bool all) {
|
|
char bus_type;
|
|
const char *contents;
|
|
int r;
|
|
|
|
assert(name);
|
|
assert(m);
|
|
|
|
/* This is a low-level property printer, see
|
|
* print_status_info() for the nicer output */
|
|
|
|
r = sd_bus_message_peek_type(m, &bus_type, &contents);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
switch (bus_type) {
|
|
|
|
case SD_BUS_TYPE_INT32:
|
|
if (endswith(name, "ActionExitStatus")) {
|
|
int32_t i;
|
|
|
|
r = sd_bus_message_read_basic(m, bus_type, &i);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
if (i >= 0 && i <= 255)
|
|
bus_print_property_valuef(name, expected_value, value, "%"PRIi32, i);
|
|
else if (all)
|
|
bus_print_property_value(name, expected_value, value, "[not set]");
|
|
|
|
return 1;
|
|
} else if (streq(name, "NUMAPolicy")) {
|
|
int32_t i;
|
|
|
|
r = sd_bus_message_read_basic(m, bus_type, &i);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
bus_print_property_valuef(name, expected_value, value, "%s", strna(mpol_to_string(i)));
|
|
|
|
return 1;
|
|
}
|
|
break;
|
|
|
|
case SD_BUS_TYPE_STRUCT:
|
|
|
|
if (contents[0] == SD_BUS_TYPE_UINT32 && streq(name, "Job")) {
|
|
uint32_t u;
|
|
|
|
r = sd_bus_message_read(m, "(uo)", &u, NULL);
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
if (u > 0)
|
|
bus_print_property_valuef(name, expected_value, value, "%"PRIu32, u);
|
|
else if (all)
|
|
bus_print_property_value(name, expected_value, value, "");
|
|
|
|
return 1;
|
|
|
|
} else if (contents[0] == SD_BUS_TYPE_STRING && streq(name, "Unit")) {
|
|
const char *s;
|
|
|
|
r = sd_bus_message_read(m, "(so)", &s, NULL);
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
if (all || !isempty(s))
|
|
bus_print_property_value(name, expected_value, value, s);
|
|
|
|
return 1;
|
|
|
|
} else if (contents[0] == SD_BUS_TYPE_STRING && streq(name, "LoadError")) {
|
|
const char *a = NULL, *b = NULL;
|
|
|
|
r = sd_bus_message_read(m, "(ss)", &a, &b);
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
if (!isempty(a) || !isempty(b))
|
|
bus_print_property_valuef(name, expected_value, value, "%s \"%s\"", strempty(a), strempty(b));
|
|
else if (all)
|
|
bus_print_property_value(name, expected_value, value, "");
|
|
|
|
return 1;
|
|
|
|
} else if (STR_IN_SET(name, "SystemCallFilter", "SystemCallLog", "RestrictAddressFamilies")) {
|
|
_cleanup_strv_free_ char **l = NULL;
|
|
int allow_list;
|
|
|
|
r = sd_bus_message_enter_container(m, 'r', "bas");
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
r = sd_bus_message_read(m, "b", &allow_list);
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
r = sd_bus_message_read_strv(m, &l);
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
r = sd_bus_message_exit_container(m);
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
if (all || allow_list || !strv_isempty(l)) {
|
|
bool first = true;
|
|
char **i;
|
|
|
|
if (!value) {
|
|
fputs(name, stdout);
|
|
fputc('=', stdout);
|
|
}
|
|
|
|
if (!allow_list)
|
|
fputc('~', stdout);
|
|
|
|
STRV_FOREACH(i, l) {
|
|
if (first)
|
|
first = false;
|
|
else
|
|
fputc(' ', stdout);
|
|
|
|
fputs(*i, stdout);
|
|
}
|
|
fputc('\n', stdout);
|
|
}
|
|
|
|
return 1;
|
|
|
|
} else if (STR_IN_SET(name, "SELinuxContext", "AppArmorProfile", "SmackProcessLabel")) {
|
|
int ignore;
|
|
const char *s;
|
|
|
|
r = sd_bus_message_read(m, "(bs)", &ignore, &s);
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
if (!isempty(s))
|
|
bus_print_property_valuef(name, expected_value, value, "%s%s", ignore ? "-" : "", s);
|
|
else if (all)
|
|
bus_print_property_value(name, expected_value, value, "");
|
|
|
|
return 1;
|
|
|
|
} else if (endswith(name, "ExitStatus") && streq(contents, "aiai")) {
|
|
const int32_t *status, *signal;
|
|
size_t n_status, n_signal, i;
|
|
|
|
r = sd_bus_message_enter_container(m, 'r', "aiai");
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
r = sd_bus_message_read_array(m, 'i', (const void **) &status, &n_status);
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
r = sd_bus_message_read_array(m, 'i', (const void **) &signal, &n_signal);
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
r = sd_bus_message_exit_container(m);
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
n_status /= sizeof(int32_t);
|
|
n_signal /= sizeof(int32_t);
|
|
|
|
if (all || n_status > 0 || n_signal > 0) {
|
|
bool first = true;
|
|
|
|
if (!value) {
|
|
fputs(name, stdout);
|
|
fputc('=', stdout);
|
|
}
|
|
|
|
for (i = 0; i < n_status; i++) {
|
|
if (first)
|
|
first = false;
|
|
else
|
|
fputc(' ', stdout);
|
|
|
|
printf("%"PRIi32, status[i]);
|
|
}
|
|
|
|
for (i = 0; i < n_signal; i++) {
|
|
const char *str;
|
|
|
|
str = signal_to_string((int) signal[i]);
|
|
|
|
if (first)
|
|
first = false;
|
|
else
|
|
fputc(' ', stdout);
|
|
|
|
if (str)
|
|
fputs(str, stdout);
|
|
else
|
|
printf("%"PRIi32, status[i]);
|
|
}
|
|
|
|
fputc('\n', stdout);
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
break;
|
|
|
|
case SD_BUS_TYPE_ARRAY:
|
|
|
|
if (contents[0] == SD_BUS_TYPE_STRUCT_BEGIN && streq(name, "EnvironmentFiles")) {
|
|
const char *path;
|
|
int ignore;
|
|
|
|
r = sd_bus_message_enter_container(m, SD_BUS_TYPE_ARRAY, "(sb)");
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
while ((r = sd_bus_message_read(m, "(sb)", &path, &ignore)) > 0)
|
|
bus_print_property_valuef(name, expected_value, value, "%s (ignore_errors=%s)", path, yes_no(ignore));
|
|
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
r = sd_bus_message_exit_container(m);
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
return 1;
|
|
|
|
} else if (contents[0] == SD_BUS_TYPE_STRUCT_BEGIN && streq(name, "Paths")) {
|
|
const char *type, *path;
|
|
|
|
r = sd_bus_message_enter_container(m, SD_BUS_TYPE_ARRAY, "(ss)");
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
while ((r = sd_bus_message_read(m, "(ss)", &type, &path)) > 0)
|
|
bus_print_property_valuef(name, expected_value, value, "%s (%s)", path, type);
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
r = sd_bus_message_exit_container(m);
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
return 1;
|
|
|
|
} else if (contents[0] == SD_BUS_TYPE_STRUCT_BEGIN && streq(name, "Listen")) {
|
|
const char *type, *path;
|
|
|
|
r = sd_bus_message_enter_container(m, SD_BUS_TYPE_ARRAY, "(ss)");
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
while ((r = sd_bus_message_read(m, "(ss)", &type, &path)) > 0)
|
|
bus_print_property_valuef(name, expected_value, value, "%s (%s)", path, type);
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
r = sd_bus_message_exit_container(m);
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
return 1;
|
|
|
|
} else if (contents[0] == SD_BUS_TYPE_STRUCT_BEGIN && streq(name, "TimersMonotonic")) {
|
|
const char *base;
|
|
uint64_t v, next_elapse;
|
|
|
|
r = sd_bus_message_enter_container(m, SD_BUS_TYPE_ARRAY, "(stt)");
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
while ((r = sd_bus_message_read(m, "(stt)", &base, &v, &next_elapse)) > 0) {
|
|
char timespan1[FORMAT_TIMESPAN_MAX] = "n/a", timespan2[FORMAT_TIMESPAN_MAX] = "n/a";
|
|
|
|
(void) format_timespan(timespan1, sizeof timespan1, v, 0);
|
|
(void) format_timespan(timespan2, sizeof timespan2, next_elapse, 0);
|
|
|
|
bus_print_property_valuef(name, expected_value, value,
|
|
"{ %s=%s ; next_elapse=%s }", base, timespan1, timespan2);
|
|
}
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
r = sd_bus_message_exit_container(m);
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
return 1;
|
|
|
|
} else if (contents[0] == SD_BUS_TYPE_STRUCT_BEGIN && streq(name, "TimersCalendar")) {
|
|
const char *base, *spec;
|
|
uint64_t next_elapse;
|
|
|
|
r = sd_bus_message_enter_container(m, SD_BUS_TYPE_ARRAY, "(sst)");
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
while ((r = sd_bus_message_read(m, "(sst)", &base, &spec, &next_elapse)) > 0) {
|
|
char timestamp[FORMAT_TIMESTAMP_MAX] = "n/a";
|
|
|
|
(void) format_timestamp_style(timestamp, sizeof(timestamp), next_elapse, arg_timestamp_style);
|
|
bus_print_property_valuef(name, expected_value, value,
|
|
"{ %s=%s ; next_elapse=%s }", base, spec, timestamp);
|
|
}
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
r = sd_bus_message_exit_container(m);
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
return 1;
|
|
|
|
} else if (contents[0] == SD_BUS_TYPE_STRUCT_BEGIN && startswith(name, "Exec")) {
|
|
ExecStatusInfo info = {};
|
|
bool is_ex_prop = endswith(name, "Ex");
|
|
|
|
r = sd_bus_message_enter_container(m, SD_BUS_TYPE_ARRAY, is_ex_prop ? "(sasasttttuii)" : "(sasbttttuii)");
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
while ((r = exec_status_info_deserialize(m, &info, is_ex_prop)) > 0) {
|
|
char timestamp1[FORMAT_TIMESTAMP_MAX], timestamp2[FORMAT_TIMESTAMP_MAX];
|
|
_cleanup_strv_free_ char **optv = NULL;
|
|
_cleanup_free_ char *tt, *o = NULL;
|
|
|
|
tt = strv_join(info.argv, " ");
|
|
|
|
if (is_ex_prop) {
|
|
r = exec_command_flags_to_strv(info.flags, &optv);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to convert ExecCommandFlags to strv: %m");
|
|
|
|
o = strv_join(optv, " ");
|
|
|
|
bus_print_property_valuef(name, expected_value, value,
|
|
"{ path=%s ; argv[]=%s ; flags=%s ; start_time=[%s] ; stop_time=[%s] ; pid="PID_FMT" ; code=%s ; status=%i%s%s }",
|
|
strna(info.path),
|
|
strna(tt),
|
|
strna(o),
|
|
strna(format_timestamp_style(timestamp1, sizeof(timestamp1), info.start_timestamp, arg_timestamp_style)),
|
|
strna(format_timestamp_style(timestamp2, sizeof(timestamp2), info.exit_timestamp, arg_timestamp_style)),
|
|
info.pid,
|
|
sigchld_code_to_string(info.code),
|
|
info.status,
|
|
info.code == CLD_EXITED ? "" : "/",
|
|
strempty(info.code == CLD_EXITED ? NULL : signal_to_string(info.status)));
|
|
} else
|
|
bus_print_property_valuef(name, expected_value, value,
|
|
"{ path=%s ; argv[]=%s ; ignore_errors=%s ; start_time=[%s] ; stop_time=[%s] ; pid="PID_FMT" ; code=%s ; status=%i%s%s }",
|
|
strna(info.path),
|
|
strna(tt),
|
|
yes_no(info.ignore),
|
|
strna(format_timestamp_style(timestamp1, sizeof(timestamp1), info.start_timestamp, arg_timestamp_style)),
|
|
strna(format_timestamp_style(timestamp2, sizeof(timestamp2), info.exit_timestamp, arg_timestamp_style)),
|
|
info.pid,
|
|
sigchld_code_to_string(info.code),
|
|
info.status,
|
|
info.code == CLD_EXITED ? "" : "/",
|
|
strempty(info.code == CLD_EXITED ? NULL : signal_to_string(info.status)));
|
|
|
|
free(info.path);
|
|
strv_free(info.argv);
|
|
zero(info);
|
|
}
|
|
|
|
r = sd_bus_message_exit_container(m);
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
return 1;
|
|
|
|
} else if (contents[0] == SD_BUS_TYPE_STRUCT_BEGIN && streq(name, "DeviceAllow")) {
|
|
const char *path, *rwm;
|
|
|
|
r = sd_bus_message_enter_container(m, SD_BUS_TYPE_ARRAY, "(ss)");
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
while ((r = sd_bus_message_read(m, "(ss)", &path, &rwm)) > 0)
|
|
bus_print_property_valuef(name, expected_value, value, "%s %s", strna(path), strna(rwm));
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
r = sd_bus_message_exit_container(m);
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
return 1;
|
|
|
|
} else if (contents[0] == SD_BUS_TYPE_STRUCT_BEGIN &&
|
|
STR_IN_SET(name, "IODeviceWeight", "BlockIODeviceWeight")) {
|
|
const char *path;
|
|
uint64_t weight;
|
|
|
|
r = sd_bus_message_enter_container(m, SD_BUS_TYPE_ARRAY, "(st)");
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
while ((r = sd_bus_message_read(m, "(st)", &path, &weight)) > 0)
|
|
bus_print_property_valuef(name, expected_value, value, "%s %"PRIu64, strna(path), weight);
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
r = sd_bus_message_exit_container(m);
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
return 1;
|
|
|
|
} else if (contents[0] == SD_BUS_TYPE_STRUCT_BEGIN &&
|
|
(cgroup_io_limit_type_from_string(name) >= 0 ||
|
|
STR_IN_SET(name, "BlockIOReadBandwidth", "BlockIOWriteBandwidth"))) {
|
|
const char *path;
|
|
uint64_t bandwidth;
|
|
|
|
r = sd_bus_message_enter_container(m, SD_BUS_TYPE_ARRAY, "(st)");
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
while ((r = sd_bus_message_read(m, "(st)", &path, &bandwidth)) > 0)
|
|
bus_print_property_valuef(name, expected_value, value, "%s %"PRIu64, strna(path), bandwidth);
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
r = sd_bus_message_exit_container(m);
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
return 1;
|
|
|
|
} else if (contents[0] == SD_BUS_TYPE_STRUCT_BEGIN &&
|
|
streq(name, "IODeviceLatencyTargetUSec")) {
|
|
char ts[FORMAT_TIMESPAN_MAX];
|
|
const char *path;
|
|
uint64_t target;
|
|
|
|
r = sd_bus_message_enter_container(m, SD_BUS_TYPE_ARRAY, "(st)");
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
while ((r = sd_bus_message_read(m, "(st)", &path, &target)) > 0)
|
|
bus_print_property_valuef(name, expected_value, value, "%s %s", strna(path),
|
|
format_timespan(ts, sizeof(ts), target, 1));
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
r = sd_bus_message_exit_container(m);
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
return 1;
|
|
|
|
} else if (contents[0] == SD_BUS_TYPE_BYTE && STR_IN_SET(name, "StandardInputData", "RootHashSignature")) {
|
|
_cleanup_free_ char *h = NULL;
|
|
const void *p;
|
|
size_t sz;
|
|
ssize_t n;
|
|
|
|
r = sd_bus_message_read_array(m, 'y', &p, &sz);
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
n = base64mem(p, sz, &h);
|
|
if (n < 0)
|
|
return log_oom();
|
|
|
|
bus_print_property_value(name, expected_value, value, h);
|
|
|
|
return 1;
|
|
|
|
} else if (STR_IN_SET(name, "IPAddressAllow", "IPAddressDeny")) {
|
|
_cleanup_free_ char *addresses = NULL;
|
|
|
|
r = sd_bus_message_enter_container(m, 'a', "(iayu)");
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
for (;;) {
|
|
_cleanup_free_ char *str = NULL;
|
|
uint32_t prefixlen;
|
|
int32_t family;
|
|
const void *ap;
|
|
size_t an;
|
|
|
|
r = sd_bus_message_enter_container(m, 'r', "iayu");
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
if (r == 0)
|
|
break;
|
|
|
|
r = sd_bus_message_read(m, "i", &family);
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
r = sd_bus_message_read_array(m, 'y', &ap, &an);
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
r = sd_bus_message_read(m, "u", &prefixlen);
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
r = sd_bus_message_exit_container(m);
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
if (!IN_SET(family, AF_INET, AF_INET6))
|
|
continue;
|
|
|
|
if (an != FAMILY_ADDRESS_SIZE(family))
|
|
continue;
|
|
|
|
if (prefixlen > FAMILY_ADDRESS_SIZE(family) * 8)
|
|
continue;
|
|
|
|
if (in_addr_prefix_to_string(family, (union in_addr_union *) ap, prefixlen, &str) < 0)
|
|
continue;
|
|
|
|
if (!strextend_with_separator(&addresses, " ", str, NULL))
|
|
return log_oom();
|
|
}
|
|
|
|
r = sd_bus_message_exit_container(m);
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
if (all || !isempty(addresses))
|
|
bus_print_property_value(name, expected_value, value, strempty(addresses));
|
|
|
|
return 1;
|
|
|
|
} else if (STR_IN_SET(name, "BindPaths", "BindReadOnlyPaths")) {
|
|
_cleanup_free_ char *paths = NULL;
|
|
const char *source, *dest;
|
|
int ignore_enoent;
|
|
uint64_t rbind;
|
|
|
|
r = sd_bus_message_enter_container(m, SD_BUS_TYPE_ARRAY, "(ssbt)");
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
while ((r = sd_bus_message_read(m, "(ssbt)", &source, &dest, &ignore_enoent, &rbind)) > 0) {
|
|
_cleanup_free_ char *str = NULL;
|
|
|
|
if (isempty(source))
|
|
continue;
|
|
|
|
if (asprintf(&str, "%s%s%s%s%s",
|
|
ignore_enoent ? "-" : "",
|
|
source,
|
|
isempty(dest) ? "" : ":",
|
|
strempty(dest),
|
|
rbind == MS_REC ? ":rbind" : "") < 0)
|
|
return log_oom();
|
|
|
|
if (!strextend_with_separator(&paths, " ", str, NULL))
|
|
return log_oom();
|
|
}
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
r = sd_bus_message_exit_container(m);
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
if (all || !isempty(paths))
|
|
bus_print_property_value(name, expected_value, value, strempty(paths));
|
|
|
|
return 1;
|
|
|
|
} else if (streq(name, "TemporaryFileSystem")) {
|
|
_cleanup_free_ char *paths = NULL;
|
|
const char *target, *option;
|
|
|
|
r = sd_bus_message_enter_container(m, SD_BUS_TYPE_ARRAY, "(ss)");
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
while ((r = sd_bus_message_read(m, "(ss)", &target, &option)) > 0) {
|
|
_cleanup_free_ char *str = NULL;
|
|
|
|
if (isempty(target))
|
|
continue;
|
|
|
|
if (asprintf(&str, "%s%s%s", target, isempty(option) ? "" : ":", strempty(option)) < 0)
|
|
return log_oom();
|
|
|
|
if (!strextend_with_separator(&paths, " ", str, NULL))
|
|
return log_oom();
|
|
}
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
r = sd_bus_message_exit_container(m);
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
if (all || !isempty(paths))
|
|
bus_print_property_value(name, expected_value, value, strempty(paths));
|
|
|
|
return 1;
|
|
|
|
} else if (streq(name, "LogExtraFields")) {
|
|
_cleanup_free_ char *fields = NULL;
|
|
const void *p;
|
|
size_t sz;
|
|
|
|
r = sd_bus_message_enter_container(m, SD_BUS_TYPE_ARRAY, "ay");
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
while ((r = sd_bus_message_read_array(m, 'y', &p, &sz)) > 0) {
|
|
_cleanup_free_ char *str = NULL;
|
|
const char *eq;
|
|
|
|
if (memchr(p, 0, sz))
|
|
continue;
|
|
|
|
eq = memchr(p, '=', sz);
|
|
if (!eq)
|
|
continue;
|
|
|
|
if (!journal_field_valid(p, eq - (const char*) p, false))
|
|
continue;
|
|
|
|
str = malloc(sz + 1);
|
|
if (!str)
|
|
return log_oom();
|
|
|
|
memcpy(str, p, sz);
|
|
str[sz] = '\0';
|
|
|
|
if (!utf8_is_valid(str))
|
|
continue;
|
|
|
|
if (!strextend_with_separator(&fields, " ", str, NULL))
|
|
return log_oom();
|
|
}
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
r = sd_bus_message_exit_container(m);
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
if (all || !isempty(fields))
|
|
bus_print_property_value(name, expected_value, value, strempty(fields));
|
|
|
|
return 1;
|
|
} else if (contents[0] == SD_BUS_TYPE_BYTE && STR_IN_SET(name, "CPUAffinity", "NUMAMask", "AllowedCPUs", "AllowedMemoryNodes", "EffectiveCPUs", "EffectiveMemoryNodes")) {
|
|
_cleanup_free_ char *affinity = NULL;
|
|
_cleanup_(cpu_set_reset) CPUSet set = {};
|
|
const void *a;
|
|
size_t n;
|
|
|
|
r = sd_bus_message_read_array(m, 'y', &a, &n);
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
r = cpu_set_from_dbus(a, n, &set);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to deserialize %s: %m", name);
|
|
|
|
affinity = cpu_set_to_range_string(&set);
|
|
if (!affinity)
|
|
return log_oom();
|
|
|
|
bus_print_property_value(name, expected_value, value, affinity);
|
|
|
|
return 1;
|
|
} else if (streq(name, "MountImages")) {
|
|
_cleanup_free_ char *paths = NULL;
|
|
|
|
r = sd_bus_message_enter_container(m, SD_BUS_TYPE_ARRAY, "(ssba(ss))");
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
for (;;) {
|
|
_cleanup_free_ char *str = NULL;
|
|
const char *source, *destination, *partition, *mount_options;
|
|
int ignore_enoent;
|
|
|
|
r = sd_bus_message_enter_container(m, 'r', "ssba(ss)");
|
|
if (r < 0)
|
|
return r;
|
|
|
|
r = sd_bus_message_read(m, "ssb", &source, &destination, &ignore_enoent);
|
|
if (r <= 0)
|
|
break;
|
|
|
|
str = strjoin(ignore_enoent ? "-" : "",
|
|
source,
|
|
":",
|
|
destination);
|
|
if (!str)
|
|
return log_oom();
|
|
|
|
r = sd_bus_message_enter_container(m, 'a', "(ss)");
|
|
if (r < 0)
|
|
return r;
|
|
|
|
while ((r = sd_bus_message_read(m, "(ss)", &partition, &mount_options)) > 0) {
|
|
_cleanup_free_ char *previous = NULL;
|
|
|
|
previous = TAKE_PTR(str);
|
|
str = strjoin(strempty(previous), previous ? ":" : "", partition, ":", mount_options);
|
|
if (!str)
|
|
return log_oom();
|
|
}
|
|
if (r < 0)
|
|
return r;
|
|
|
|
if (!strextend_with_separator(&paths, " ", str, NULL))
|
|
return log_oom();
|
|
|
|
r = sd_bus_message_exit_container(m);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
r = sd_bus_message_exit_container(m);
|
|
if (r < 0)
|
|
return r;
|
|
}
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
r = sd_bus_message_exit_container(m);
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
if (all || !isempty(paths))
|
|
bus_print_property_value(name, expected_value, value, strempty(paths));
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
break;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
typedef enum SystemctlShowMode{
|
|
SYSTEMCTL_SHOW_PROPERTIES,
|
|
SYSTEMCTL_SHOW_STATUS,
|
|
SYSTEMCTL_SHOW_HELP,
|
|
_SYSTEMCTL_SHOW_MODE_MAX,
|
|
_SYSTEMCTL_SHOW_MODE_INVALID = -1,
|
|
} SystemctlShowMode;
|
|
|
|
static const char* const systemctl_show_mode_table[_SYSTEMCTL_SHOW_MODE_MAX] = {
|
|
[SYSTEMCTL_SHOW_PROPERTIES] = "show",
|
|
[SYSTEMCTL_SHOW_STATUS] = "status",
|
|
[SYSTEMCTL_SHOW_HELP] = "help",
|
|
};
|
|
|
|
DEFINE_PRIVATE_STRING_TABLE_LOOKUP_FROM_STRING(systemctl_show_mode, SystemctlShowMode);
|
|
|
|
static int show_one(
|
|
sd_bus *bus,
|
|
const char *path,
|
|
const char *unit,
|
|
SystemctlShowMode show_mode,
|
|
bool *new_line,
|
|
bool *ellipsized) {
|
|
|
|
static const struct bus_properties_map property_map[] = {
|
|
{ "LoadState", "s", NULL, offsetof(UnitStatusInfo, load_state) },
|
|
{ "ActiveState", "s", NULL, offsetof(UnitStatusInfo, active_state) },
|
|
{ "FreezerState", "s", NULL, offsetof(UnitStatusInfo, freezer_state) },
|
|
{ "Documentation", "as", NULL, offsetof(UnitStatusInfo, documentation) },
|
|
{}
|
|
}, status_map[] = {
|
|
{ "Id", "s", NULL, offsetof(UnitStatusInfo, id) },
|
|
{ "LoadState", "s", NULL, offsetof(UnitStatusInfo, load_state) },
|
|
{ "ActiveState", "s", NULL, offsetof(UnitStatusInfo, active_state) },
|
|
{ "FreezerState", "s", NULL, offsetof(UnitStatusInfo, freezer_state) },
|
|
{ "SubState", "s", NULL, offsetof(UnitStatusInfo, sub_state) },
|
|
{ "UnitFileState", "s", NULL, offsetof(UnitStatusInfo, unit_file_state) },
|
|
{ "UnitFilePreset", "s", NULL, offsetof(UnitStatusInfo, unit_file_preset) },
|
|
{ "Description", "s", NULL, offsetof(UnitStatusInfo, description) },
|
|
{ "Following", "s", NULL, offsetof(UnitStatusInfo, following) },
|
|
{ "Documentation", "as", NULL, offsetof(UnitStatusInfo, documentation) },
|
|
{ "FragmentPath", "s", NULL, offsetof(UnitStatusInfo, fragment_path) },
|
|
{ "SourcePath", "s", NULL, offsetof(UnitStatusInfo, source_path) },
|
|
{ "ControlGroup", "s", NULL, offsetof(UnitStatusInfo, control_group) },
|
|
{ "DropInPaths", "as", NULL, offsetof(UnitStatusInfo, dropin_paths) },
|
|
{ "LoadError", "(ss)", map_load_error, offsetof(UnitStatusInfo, load_error) },
|
|
{ "Result", "s", NULL, offsetof(UnitStatusInfo, result) },
|
|
{ "TriggeredBy", "as", NULL, offsetof(UnitStatusInfo, triggered_by) },
|
|
{ "Triggers", "as", NULL, offsetof(UnitStatusInfo, triggers) },
|
|
{ "InactiveExitTimestamp", "t", NULL, offsetof(UnitStatusInfo, inactive_exit_timestamp) },
|
|
{ "InactiveExitTimestampMonotonic", "t", NULL, offsetof(UnitStatusInfo, inactive_exit_timestamp_monotonic) },
|
|
{ "ActiveEnterTimestamp", "t", NULL, offsetof(UnitStatusInfo, active_enter_timestamp) },
|
|
{ "ActiveExitTimestamp", "t", NULL, offsetof(UnitStatusInfo, active_exit_timestamp) },
|
|
{ "InactiveEnterTimestamp", "t", NULL, offsetof(UnitStatusInfo, inactive_enter_timestamp) },
|
|
{ "NeedDaemonReload", "b", NULL, offsetof(UnitStatusInfo, need_daemon_reload) },
|
|
{ "Transient", "b", NULL, offsetof(UnitStatusInfo, transient) },
|
|
{ "ExecMainPID", "u", NULL, offsetof(UnitStatusInfo, main_pid) },
|
|
{ "MainPID", "u", map_main_pid, 0 },
|
|
{ "ControlPID", "u", NULL, offsetof(UnitStatusInfo, control_pid) },
|
|
{ "StatusText", "s", NULL, offsetof(UnitStatusInfo, status_text) },
|
|
{ "PIDFile", "s", NULL, offsetof(UnitStatusInfo, pid_file) },
|
|
{ "StatusErrno", "i", NULL, offsetof(UnitStatusInfo, status_errno) },
|
|
{ "ExecMainStartTimestamp", "t", NULL, offsetof(UnitStatusInfo, start_timestamp) },
|
|
{ "ExecMainExitTimestamp", "t", NULL, offsetof(UnitStatusInfo, exit_timestamp) },
|
|
{ "ExecMainCode", "i", NULL, offsetof(UnitStatusInfo, exit_code) },
|
|
{ "ExecMainStatus", "i", NULL, offsetof(UnitStatusInfo, exit_status) },
|
|
{ "LogNamespace", "s", NULL, offsetof(UnitStatusInfo, log_namespace) },
|
|
{ "ConditionTimestamp", "t", NULL, offsetof(UnitStatusInfo, condition_timestamp) },
|
|
{ "ConditionResult", "b", NULL, offsetof(UnitStatusInfo, condition_result) },
|
|
{ "Conditions", "a(sbbsi)", map_conditions, 0 },
|
|
{ "AssertTimestamp", "t", NULL, offsetof(UnitStatusInfo, assert_timestamp) },
|
|
{ "AssertResult", "b", NULL, offsetof(UnitStatusInfo, assert_result) },
|
|
{ "Asserts", "a(sbbsi)", map_asserts, 0 },
|
|
{ "NextElapseUSecRealtime", "t", NULL, offsetof(UnitStatusInfo, next_elapse_real) },
|
|
{ "NextElapseUSecMonotonic", "t", NULL, offsetof(UnitStatusInfo, next_elapse_monotonic) },
|
|
{ "NAccepted", "u", NULL, offsetof(UnitStatusInfo, n_accepted) },
|
|
{ "NConnections", "u", NULL, offsetof(UnitStatusInfo, n_connections) },
|
|
{ "NRefused", "u", NULL, offsetof(UnitStatusInfo, n_refused) },
|
|
{ "Accept", "b", NULL, offsetof(UnitStatusInfo, accept) },
|
|
{ "Listen", "a(ss)", map_listen, offsetof(UnitStatusInfo, listen) },
|
|
{ "SysFSPath", "s", NULL, offsetof(UnitStatusInfo, sysfs_path) },
|
|
{ "Where", "s", NULL, offsetof(UnitStatusInfo, where) },
|
|
{ "What", "s", NULL, offsetof(UnitStatusInfo, what) },
|
|
{ "MemoryCurrent", "t", NULL, offsetof(UnitStatusInfo, memory_current) },
|
|
{ "DefaultMemoryMin", "t", NULL, offsetof(UnitStatusInfo, default_memory_min) },
|
|
{ "DefaultMemoryLow", "t", NULL, offsetof(UnitStatusInfo, default_memory_low) },
|
|
{ "MemoryMin", "t", NULL, offsetof(UnitStatusInfo, memory_min) },
|
|
{ "MemoryLow", "t", NULL, offsetof(UnitStatusInfo, memory_low) },
|
|
{ "MemoryHigh", "t", NULL, offsetof(UnitStatusInfo, memory_high) },
|
|
{ "MemoryMax", "t", NULL, offsetof(UnitStatusInfo, memory_max) },
|
|
{ "MemorySwapMax", "t", NULL, offsetof(UnitStatusInfo, memory_swap_max) },
|
|
{ "MemoryLimit", "t", NULL, offsetof(UnitStatusInfo, memory_limit) },
|
|
{ "CPUUsageNSec", "t", NULL, offsetof(UnitStatusInfo, cpu_usage_nsec) },
|
|
{ "TasksCurrent", "t", NULL, offsetof(UnitStatusInfo, tasks_current) },
|
|
{ "TasksMax", "t", NULL, offsetof(UnitStatusInfo, tasks_max) },
|
|
{ "IPIngressBytes", "t", NULL, offsetof(UnitStatusInfo, ip_ingress_bytes) },
|
|
{ "IPEgressBytes", "t", NULL, offsetof(UnitStatusInfo, ip_egress_bytes) },
|
|
{ "IOReadBytes", "t", NULL, offsetof(UnitStatusInfo, io_read_bytes) },
|
|
{ "IOWriteBytes", "t", NULL, offsetof(UnitStatusInfo, io_write_bytes) },
|
|
{ "ExecCondition", "a(sasbttttuii)", map_exec, 0 },
|
|
{ "ExecConditionEx", "a(sasasttttuii)", map_exec, 0 },
|
|
{ "ExecStartPre", "a(sasbttttuii)", map_exec, 0 },
|
|
{ "ExecStartPreEx", "a(sasasttttuii)", map_exec, 0 },
|
|
{ "ExecStart", "a(sasbttttuii)", map_exec, 0 },
|
|
{ "ExecStartEx", "a(sasasttttuii)", map_exec, 0 },
|
|
{ "ExecStartPost", "a(sasbttttuii)", map_exec, 0 },
|
|
{ "ExecStartPostEx", "a(sasasttttuii)", map_exec, 0 },
|
|
{ "ExecReload", "a(sasbttttuii)", map_exec, 0 },
|
|
{ "ExecReloadEx", "a(sasasttttuii)", map_exec, 0 },
|
|
{ "ExecStopPre", "a(sasbttttuii)", map_exec, 0 },
|
|
{ "ExecStop", "a(sasbttttuii)", map_exec, 0 },
|
|
{ "ExecStopEx", "a(sasasttttuii)", map_exec, 0 },
|
|
{ "ExecStopPost", "a(sasbttttuii)", map_exec, 0 },
|
|
{ "ExecStopPostEx", "a(sasasttttuii)", map_exec, 0 },
|
|
{}
|
|
};
|
|
|
|
_cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
|
|
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
|
|
_cleanup_set_free_ Set *found_properties = NULL;
|
|
_cleanup_(unit_status_info_free) UnitStatusInfo info = {
|
|
.memory_current = (uint64_t) -1,
|
|
.memory_high = CGROUP_LIMIT_MAX,
|
|
.memory_max = CGROUP_LIMIT_MAX,
|
|
.memory_swap_max = CGROUP_LIMIT_MAX,
|
|
.memory_limit = (uint64_t) -1,
|
|
.cpu_usage_nsec = (uint64_t) -1,
|
|
.tasks_current = (uint64_t) -1,
|
|
.tasks_max = (uint64_t) -1,
|
|
.ip_ingress_bytes = (uint64_t) -1,
|
|
.ip_egress_bytes = (uint64_t) -1,
|
|
.io_read_bytes = UINT64_MAX,
|
|
.io_write_bytes = UINT64_MAX,
|
|
};
|
|
char **pp;
|
|
int r;
|
|
|
|
assert(path);
|
|
assert(new_line);
|
|
|
|
log_debug("Showing one %s", path);
|
|
|
|
r = bus_map_all_properties(
|
|
bus,
|
|
"org.freedesktop.systemd1",
|
|
path,
|
|
show_mode == SYSTEMCTL_SHOW_STATUS ? status_map : property_map,
|
|
BUS_MAP_BOOLEAN_AS_BOOL,
|
|
&error,
|
|
&reply,
|
|
&info);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to get properties: %s", bus_error_message(&error, r));
|
|
|
|
if (unit && streq_ptr(info.load_state, "not-found") && streq_ptr(info.active_state, "inactive")) {
|
|
log_full(show_mode == SYSTEMCTL_SHOW_STATUS ? LOG_ERR : LOG_DEBUG,
|
|
"Unit %s could not be found.", unit);
|
|
|
|
if (show_mode == SYSTEMCTL_SHOW_STATUS)
|
|
return EXIT_PROGRAM_OR_SERVICES_STATUS_UNKNOWN;
|
|
else if (show_mode == SYSTEMCTL_SHOW_HELP)
|
|
return -ENOENT;
|
|
}
|
|
|
|
if (*new_line)
|
|
printf("\n");
|
|
|
|
*new_line = true;
|
|
|
|
if (show_mode == SYSTEMCTL_SHOW_STATUS) {
|
|
print_status_info(bus, &info, ellipsized);
|
|
|
|
if (info.active_state && !STR_IN_SET(info.active_state, "active", "reloading"))
|
|
return EXIT_PROGRAM_NOT_RUNNING;
|
|
|
|
return EXIT_PROGRAM_RUNNING_OR_SERVICE_OK;
|
|
|
|
} else if (show_mode == SYSTEMCTL_SHOW_HELP) {
|
|
show_unit_help(&info);
|
|
return 0;
|
|
}
|
|
|
|
r = sd_bus_message_rewind(reply, true);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to rewind: %s", bus_error_message(&error, r));
|
|
|
|
r = bus_message_print_all_properties(reply, print_property, arg_properties, arg_value, arg_all, &found_properties);
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
STRV_FOREACH(pp, arg_properties)
|
|
if (!set_contains(found_properties, *pp))
|
|
log_debug("Property %s does not exist.", *pp);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int get_unit_dbus_path_by_pid(
|
|
sd_bus *bus,
|
|
uint32_t pid,
|
|
char **unit) {
|
|
|
|
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
|
|
_cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
|
|
char *u;
|
|
int r;
|
|
|
|
r = bus_call_method(bus, bus_systemd_mgr, "GetUnitByPID", &error, &reply, "u", pid);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to get unit for PID %"PRIu32": %s", pid, bus_error_message(&error, r));
|
|
|
|
r = sd_bus_message_read(reply, "o", &u);
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
u = strdup(u);
|
|
if (!u)
|
|
return log_oom();
|
|
|
|
*unit = u;
|
|
return 0;
|
|
}
|
|
|
|
static int show_all(
|
|
sd_bus *bus,
|
|
bool *new_line,
|
|
bool *ellipsized) {
|
|
|
|
_cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
|
|
_cleanup_free_ UnitInfo *unit_infos = NULL;
|
|
const UnitInfo *u;
|
|
unsigned c;
|
|
int r, ret = 0;
|
|
|
|
r = get_unit_list(bus, NULL, NULL, &unit_infos, 0, &reply);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
(void) pager_open(arg_pager_flags);
|
|
|
|
c = (unsigned) r;
|
|
|
|
typesafe_qsort(unit_infos, c, compare_unit_info);
|
|
|
|
for (u = unit_infos; u < unit_infos + c; u++) {
|
|
_cleanup_free_ char *p = NULL;
|
|
|
|
p = unit_dbus_path_from_name(u->id);
|
|
if (!p)
|
|
return log_oom();
|
|
|
|
r = show_one(bus, p, u->id, SYSTEMCTL_SHOW_STATUS, new_line, ellipsized);
|
|
if (r < 0)
|
|
return r;
|
|
else if (r > 0 && ret == 0)
|
|
ret = r;
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
static int show_system_status(sd_bus *bus) {
|
|
char since1[FORMAT_TIMESTAMP_RELATIVE_MAX], since2[FORMAT_TIMESTAMP_MAX];
|
|
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
|
|
_cleanup_(machine_info_clear) struct machine_info mi = {};
|
|
_cleanup_free_ char *hn = NULL;
|
|
const char *on, *off;
|
|
int r;
|
|
|
|
hn = gethostname_malloc();
|
|
if (!hn)
|
|
return log_oom();
|
|
|
|
r = bus_map_all_properties(
|
|
bus,
|
|
"org.freedesktop.systemd1",
|
|
"/org/freedesktop/systemd1",
|
|
machine_info_property_map,
|
|
BUS_MAP_STRDUP,
|
|
&error,
|
|
NULL,
|
|
&mi);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to read server status: %s", bus_error_message(&error, r));
|
|
|
|
if (streq_ptr(mi.state, "degraded")) {
|
|
on = ansi_highlight_red();
|
|
off = ansi_normal();
|
|
} else if (streq_ptr(mi.state, "running")) {
|
|
on = ansi_highlight_green();
|
|
off = ansi_normal();
|
|
} else {
|
|
on = ansi_highlight_yellow();
|
|
off = ansi_normal();
|
|
}
|
|
|
|
printf("%s%s%s %s\n", on, special_glyph(SPECIAL_GLYPH_BLACK_CIRCLE), off, arg_host ? arg_host : hn);
|
|
|
|
printf(" State: %s%s%s\n",
|
|
on, strna(mi.state), off);
|
|
|
|
printf(" Jobs: %" PRIu32 " queued\n", mi.n_jobs);
|
|
printf(" Failed: %" PRIu32 " units\n", mi.n_failed_units);
|
|
|
|
printf(" Since: %s; %s\n",
|
|
format_timestamp_style(since2, sizeof(since2), mi.timestamp, arg_timestamp_style),
|
|
format_timestamp_relative(since1, sizeof(since1), mi.timestamp));
|
|
|
|
printf(" CGroup: %s\n", mi.control_group ?: "/");
|
|
if (IN_SET(arg_transport,
|
|
BUS_TRANSPORT_LOCAL,
|
|
BUS_TRANSPORT_MACHINE)) {
|
|
static const char prefix[] = " ";
|
|
unsigned c;
|
|
|
|
c = columns();
|
|
if (c > sizeof(prefix) - 1)
|
|
c -= sizeof(prefix) - 1;
|
|
else
|
|
c = 0;
|
|
|
|
show_cgroup(SYSTEMD_CGROUP_CONTROLLER, strempty(mi.control_group), prefix, c, get_output_flags());
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int show(int argc, char *argv[], void *userdata) {
|
|
bool new_line = false, ellipsized = false;
|
|
SystemctlShowMode show_mode;
|
|
int r, ret = 0;
|
|
sd_bus *bus;
|
|
|
|
assert(argv);
|
|
|
|
show_mode = systemctl_show_mode_from_string(argv[0]);
|
|
if (show_mode < 0)
|
|
return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
|
|
"Invalid argument.");
|
|
|
|
if (show_mode == SYSTEMCTL_SHOW_HELP && argc <= 1)
|
|
return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
|
|
"'help' command expects one or more unit names.\n"
|
|
"(Alternatively, help for systemctl itself may be shown with --help)");
|
|
|
|
r = acquire_bus(BUS_MANAGER, &bus);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
(void) pager_open(arg_pager_flags);
|
|
|
|
/* If no argument is specified inspect the manager itself */
|
|
if (show_mode == SYSTEMCTL_SHOW_PROPERTIES && argc <= 1)
|
|
return show_one(bus, "/org/freedesktop/systemd1", NULL, show_mode, &new_line, &ellipsized);
|
|
|
|
if (show_mode == SYSTEMCTL_SHOW_STATUS && argc <= 1) {
|
|
|
|
show_system_status(bus);
|
|
new_line = true;
|
|
|
|
if (arg_all)
|
|
ret = show_all(bus, &new_line, &ellipsized);
|
|
} else {
|
|
_cleanup_free_ char **patterns = NULL;
|
|
char **name;
|
|
|
|
STRV_FOREACH(name, strv_skip(argv, 1)) {
|
|
_cleanup_free_ char *path = NULL, *unit = NULL;
|
|
uint32_t id;
|
|
|
|
if (safe_atou32(*name, &id) < 0) {
|
|
if (strv_push(&patterns, *name) < 0)
|
|
return log_oom();
|
|
|
|
continue;
|
|
} else if (show_mode == SYSTEMCTL_SHOW_PROPERTIES) {
|
|
/* Interpret as job id */
|
|
if (asprintf(&path, "/org/freedesktop/systemd1/job/%u", id) < 0)
|
|
return log_oom();
|
|
|
|
} else {
|
|
/* Interpret as PID */
|
|
r = get_unit_dbus_path_by_pid(bus, id, &path);
|
|
if (r < 0) {
|
|
ret = r;
|
|
continue;
|
|
}
|
|
|
|
r = unit_name_from_dbus_path(path, &unit);
|
|
if (r < 0)
|
|
return log_oom();
|
|
}
|
|
|
|
r = show_one(bus, path, unit, show_mode, &new_line, &ellipsized);
|
|
if (r < 0)
|
|
return r;
|
|
else if (r > 0 && ret == 0)
|
|
ret = r;
|
|
}
|
|
|
|
if (!strv_isempty(patterns)) {
|
|
_cleanup_strv_free_ char **names = NULL;
|
|
|
|
r = expand_names(bus, patterns, NULL, &names, NULL);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to expand names: %m");
|
|
|
|
r = maybe_extend_with_unit_dependencies(bus, &names);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
STRV_FOREACH(name, names) {
|
|
_cleanup_free_ char *path;
|
|
|
|
path = unit_dbus_path_from_name(*name);
|
|
if (!path)
|
|
return log_oom();
|
|
|
|
r = show_one(bus, path, *name, show_mode, &new_line, &ellipsized);
|
|
if (r < 0)
|
|
return r;
|
|
if (r > 0 && ret == 0)
|
|
ret = r;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (ellipsized && !arg_quiet)
|
|
printf("Hint: Some lines were ellipsized, use -l to show in full.\n");
|
|
|
|
return ret;
|
|
}
|
|
|
|
static int cat(int argc, char *argv[], void *userdata) {
|
|
_cleanup_(lookup_paths_free) LookupPaths lp = {};
|
|
_cleanup_strv_free_ char **names = NULL;
|
|
char **name;
|
|
sd_bus *bus;
|
|
bool first = true;
|
|
int r, rc = 0;
|
|
|
|
/* Include all units by default — i.e. continue as if the --all
|
|
* option was used */
|
|
if (strv_isempty(arg_states))
|
|
arg_all = true;
|
|
|
|
if (arg_transport != BUS_TRANSPORT_LOCAL)
|
|
return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "Cannot remotely cat units.");
|
|
|
|
r = lookup_paths_init(&lp, arg_scope, 0, arg_root);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to determine unit paths: %m");
|
|
|
|
r = acquire_bus(BUS_MANAGER, &bus);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
r = expand_names(bus, strv_skip(argv, 1), NULL, &names, NULL);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to expand names: %m");
|
|
|
|
r = maybe_extend_with_unit_dependencies(bus, &names);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
(void) pager_open(arg_pager_flags);
|
|
|
|
STRV_FOREACH(name, names) {
|
|
_cleanup_free_ char *fragment_path = NULL;
|
|
_cleanup_strv_free_ char **dropin_paths = NULL;
|
|
|
|
r = unit_find_paths(bus, *name, &lp, false, &fragment_path, &dropin_paths);
|
|
if (r == -ERFKILL) {
|
|
printf("%s# Unit %s is masked%s.\n",
|
|
ansi_highlight_magenta(),
|
|
*name,
|
|
ansi_normal());
|
|
continue;
|
|
}
|
|
if (r == -EKEYREJECTED) {
|
|
printf("%s# Unit %s could not be loaded.%s\n",
|
|
ansi_highlight_magenta(),
|
|
*name,
|
|
ansi_normal());
|
|
continue;
|
|
}
|
|
if (r < 0)
|
|
return r;
|
|
if (r == 0) {
|
|
/* Skip units which have no on-disk counterpart, but
|
|
* propagate the error to the user */
|
|
rc = -ENOENT;
|
|
continue;
|
|
}
|
|
|
|
if (first)
|
|
first = false;
|
|
else
|
|
puts("");
|
|
|
|
if (need_daemon_reload(bus, *name) > 0) /* ignore errors (<0), this is informational output */
|
|
fprintf(stderr,
|
|
"%s# Warning: %s changed on disk, the version systemd has loaded is outdated.\n"
|
|
"%s# This output shows the current version of the unit's original fragment and drop-in files.\n"
|
|
"%s# If fragments or drop-ins were added or removed, they are not properly reflected in this output.\n"
|
|
"%s# Run 'systemctl%s daemon-reload' to reload units.%s\n",
|
|
ansi_highlight_red(),
|
|
*name,
|
|
ansi_highlight_red(),
|
|
ansi_highlight_red(),
|
|
ansi_highlight_red(),
|
|
arg_scope == UNIT_FILE_SYSTEM ? "" : " --user",
|
|
ansi_normal());
|
|
|
|
r = cat_files(fragment_path, dropin_paths, 0);
|
|
if (r < 0)
|
|
return r;
|
|
}
|
|
|
|
return rc;
|
|
}
|
|
|
|
static int set_property(int argc, char *argv[], void *userdata) {
|
|
_cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL;
|
|
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
|
|
_cleanup_free_ char *n = NULL;
|
|
UnitType t;
|
|
sd_bus *bus;
|
|
int r;
|
|
|
|
r = acquire_bus(BUS_MANAGER, &bus);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
polkit_agent_open_maybe();
|
|
|
|
r = bus_message_new_method_call(bus, &m, bus_systemd_mgr, "SetUnitProperties");
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
r = unit_name_mangle(argv[1], arg_quiet ? 0 : UNIT_NAME_MANGLE_WARN, &n);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to mangle unit name: %m");
|
|
|
|
t = unit_name_to_type(n);
|
|
if (t < 0)
|
|
return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "Invalid unit type: %s", n);
|
|
|
|
r = sd_bus_message_append(m, "sb", n, arg_runtime);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
r = sd_bus_message_open_container(m, SD_BUS_TYPE_ARRAY, "(sv)");
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
r = bus_append_unit_property_assignment_many(m, t, strv_skip(argv, 2));
|
|
if (r < 0)
|
|
return r;
|
|
|
|
r = sd_bus_message_close_container(m);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
r = sd_bus_call(bus, m, 0, &error, NULL);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to set unit properties on %s: %s", n, bus_error_message(&error, r));
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int daemon_reload(int argc, char *argv[], void *userdata) {
|
|
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
|
|
_cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL;
|
|
const char *method;
|
|
sd_bus *bus;
|
|
int r;
|
|
|
|
r = acquire_bus(BUS_MANAGER, &bus);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
polkit_agent_open_maybe();
|
|
|
|
switch (arg_action) {
|
|
|
|
case ACTION_RELOAD:
|
|
method = "Reload";
|
|
break;
|
|
|
|
case ACTION_REEXEC:
|
|
method = "Reexecute";
|
|
break;
|
|
|
|
case ACTION_SYSTEMCTL:
|
|
method = streq(argv[0], "daemon-reexec") ? "Reexecute" :
|
|
/* "daemon-reload" */ "Reload";
|
|
break;
|
|
|
|
default:
|
|
assert_not_reached("Unexpected action");
|
|
}
|
|
|
|
r = bus_message_new_method_call(bus, &m, bus_systemd_mgr, method);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
/* Note we use an extra-long timeout here. This is because a reload or reexec means generators are rerun which
|
|
* are timed out after DEFAULT_TIMEOUT_USEC. Let's use twice that time here, so that the generators can have
|
|
* their timeout, and for everything else there's the same time budget in place. */
|
|
|
|
r = sd_bus_call(bus, m, DEFAULT_TIMEOUT_USEC * 2, &error, NULL);
|
|
|
|
/* On reexecution, we expect a disconnect, not a reply */
|
|
if (IN_SET(r, -ETIMEDOUT, -ECONNRESET) && streq(method, "Reexecute"))
|
|
r = 0;
|
|
|
|
if (r < 0 && arg_action == ACTION_SYSTEMCTL)
|
|
return log_error_errno(r, "Failed to reload daemon: %s", bus_error_message(&error, r));
|
|
|
|
/* Note that for the legacy commands (i.e. those with action != ACTION_SYSTEMCTL) we support fallbacks to the
|
|
* old ways of doing things, hence don't log any error in that case here. */
|
|
|
|
return r < 0 ? r : 0;
|
|
}
|
|
|
|
static int trivial_method(int argc, char *argv[], void *userdata) {
|
|
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
|
|
const char *method;
|
|
sd_bus *bus;
|
|
int r;
|
|
|
|
if (arg_dry_run)
|
|
return 0;
|
|
|
|
r = acquire_bus(BUS_MANAGER, &bus);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
polkit_agent_open_maybe();
|
|
|
|
method =
|
|
streq(argv[0], "clear-jobs") ||
|
|
streq(argv[0], "cancel") ? "ClearJobs" :
|
|
streq(argv[0], "reset-failed") ? "ResetFailed" :
|
|
streq(argv[0], "halt") ? "Halt" :
|
|
streq(argv[0], "reboot") ? "Reboot" :
|
|
streq(argv[0], "kexec") ? "KExec" :
|
|
streq(argv[0], "exit") ? "Exit" :
|
|
/* poweroff */ "PowerOff";
|
|
|
|
r = bus_call_method(bus, bus_systemd_mgr, method, &error, NULL, NULL);
|
|
if (r < 0 && arg_action == ACTION_SYSTEMCTL)
|
|
return log_error_errno(r, "Failed to execute operation: %s", bus_error_message(&error, r));
|
|
|
|
/* Note that for the legacy commands (i.e. those with action != ACTION_SYSTEMCTL) we support fallbacks to the
|
|
* old ways of doing things, hence don't log any error in that case here. */
|
|
|
|
return r < 0 ? r : 0;
|
|
}
|
|
|
|
static int reset_failed(int argc, char *argv[], void *userdata) {
|
|
_cleanup_strv_free_ char **names = NULL;
|
|
sd_bus *bus;
|
|
char **name;
|
|
int r, q;
|
|
|
|
if (argc <= 1)
|
|
return trivial_method(argc, argv, userdata);
|
|
|
|
r = acquire_bus(BUS_MANAGER, &bus);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
polkit_agent_open_maybe();
|
|
|
|
r = expand_names(bus, strv_skip(argv, 1), NULL, &names, NULL);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to expand names: %m");
|
|
|
|
STRV_FOREACH(name, names) {
|
|
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
|
|
|
|
q = bus_call_method(bus, bus_systemd_mgr, "ResetFailedUnit", &error, NULL, "s", *name);
|
|
if (q < 0) {
|
|
log_error_errno(q, "Failed to reset failed state of unit %s: %s", *name, bus_error_message(&error, q));
|
|
if (r == 0)
|
|
r = q;
|
|
}
|
|
}
|
|
|
|
return r;
|
|
}
|
|
|
|
static int print_variable(const char *s) {
|
|
const char *sep;
|
|
_cleanup_free_ char *esc = NULL;
|
|
|
|
sep = strchr(s, '=');
|
|
if (!sep)
|
|
return log_error_errno(SYNTHETIC_ERRNO(EUCLEAN),
|
|
"Invalid environment block");
|
|
|
|
esc = shell_maybe_quote(sep + 1, ESCAPE_POSIX);
|
|
if (!esc)
|
|
return log_oom();
|
|
|
|
printf("%.*s=%s\n", (int)(sep-s), s, esc);
|
|
return 0;
|
|
}
|
|
|
|
static int show_environment(int argc, char *argv[], void *userdata) {
|
|
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
|
|
_cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
|
|
const char *text;
|
|
sd_bus *bus;
|
|
int r;
|
|
|
|
r = acquire_bus(BUS_MANAGER, &bus);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
(void) pager_open(arg_pager_flags);
|
|
|
|
r = bus_get_property(bus, bus_systemd_mgr, "Environment", &error, &reply, "as");
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to get environment: %s", bus_error_message(&error, r));
|
|
|
|
r = sd_bus_message_enter_container(reply, SD_BUS_TYPE_ARRAY, "s");
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
while ((r = sd_bus_message_read_basic(reply, SD_BUS_TYPE_STRING, &text)) > 0) {
|
|
r = print_variable(text);
|
|
if (r < 0)
|
|
return r;
|
|
}
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
r = sd_bus_message_exit_container(reply);
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int switch_root(int argc, char *argv[], void *userdata) {
|
|
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
|
|
_cleanup_free_ char *cmdline_init = NULL;
|
|
const char *root, *init;
|
|
sd_bus *bus;
|
|
int r;
|
|
|
|
if (arg_transport != BUS_TRANSPORT_LOCAL)
|
|
return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "Cannot switch root remotely.");
|
|
|
|
if (argc < 2 || argc > 3)
|
|
return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "Wrong number of arguments.");
|
|
|
|
root = argv[1];
|
|
|
|
if (argc >= 3)
|
|
init = argv[2];
|
|
else {
|
|
r = proc_cmdline_get_key("init", 0, &cmdline_init);
|
|
if (r < 0)
|
|
log_debug_errno(r, "Failed to parse /proc/cmdline: %m");
|
|
|
|
init = cmdline_init;
|
|
}
|
|
|
|
init = empty_to_null(init);
|
|
if (init) {
|
|
const char *root_systemd_path = NULL, *root_init_path = NULL;
|
|
|
|
root_systemd_path = prefix_roota(root, "/" SYSTEMD_BINARY_PATH);
|
|
root_init_path = prefix_roota(root, init);
|
|
|
|
/* If the passed init is actually the same as the
|
|
* systemd binary, then let's suppress it. */
|
|
if (files_same(root_init_path, root_systemd_path, 0) > 0)
|
|
init = NULL;
|
|
}
|
|
|
|
/* Instruct PID1 to exclude us from its killing spree applied during the transition. Otherwise we
|
|
* would exit with a failure status even though the switch to the new root has succeed. */
|
|
assert(saved_argv);
|
|
assert(saved_argv[0]);
|
|
saved_argv[0][0] = '@';
|
|
|
|
r = acquire_bus(BUS_MANAGER, &bus);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
/* If we are slow to exit after the root switch, the new systemd instance
|
|
* will send us a signal to terminate. Just ignore it and exit normally.
|
|
* This way the unit does not end up as failed.
|
|
*/
|
|
r = ignore_signals(SIGTERM, -1);
|
|
if (r < 0)
|
|
log_warning_errno(r, "Failed to change disposition of SIGTERM to ignore: %m");
|
|
|
|
log_debug("Switching root - root: %s; init: %s", root, strna(init));
|
|
|
|
r = bus_call_method(bus, bus_systemd_mgr, "SwitchRoot", &error, NULL, "ss", root, init);
|
|
if (r < 0) {
|
|
(void) default_signals(SIGTERM, -1);
|
|
|
|
return log_error_errno(r, "Failed to switch root: %s", bus_error_message(&error, r));
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void give_log_control1_hint(const char *name) {
|
|
_cleanup_free_ char *link = NULL;
|
|
|
|
if (arg_quiet)
|
|
return;
|
|
|
|
(void) terminal_urlify_man("org.freedesktop.LogControl1", "5", &link);
|
|
|
|
log_notice("Hint: the service must declare BusName= and implement the appropriate D-Bus interface.\n"
|
|
" See the %s for details.", link ?: "org.freedesktop.LogControl1(5) man page");
|
|
}
|
|
|
|
static int log_setting_internal(sd_bus *bus, const BusLocator* bloc, const char *verb, const char *value) {
|
|
assert(bus);
|
|
assert(STR_IN_SET(verb, "log-level", "log-target", "service-log-level", "service-log-target"));
|
|
|
|
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
|
|
bool level = endswith(verb, "log-level");
|
|
int r;
|
|
|
|
if (value) {
|
|
if (level) {
|
|
if (log_level_from_string(value) < 0)
|
|
return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
|
|
"\"%s\" is not a valid log level.", value);
|
|
}
|
|
|
|
r = bus_set_property(bus, bloc,
|
|
level ? "LogLevel" : "LogTarget",
|
|
&error, "s", value);
|
|
if (r >= 0)
|
|
return 0;
|
|
|
|
log_error_errno(r, "Failed to set log %s of %s to %s: %s",
|
|
level ? "level" : "target",
|
|
bloc->destination, value, bus_error_message(&error, r));
|
|
} else {
|
|
_cleanup_free_ char *t = NULL;
|
|
|
|
r = bus_get_property_string(bus, bloc,
|
|
level ? "LogLevel" : "LogTarget",
|
|
&error, &t);
|
|
if (r >= 0) {
|
|
puts(t);
|
|
return 0;
|
|
}
|
|
|
|
log_error_errno(r, "Failed to get log %s of %s: %s",
|
|
level ? "level" : "target",
|
|
bloc->destination, bus_error_message(&error, r));
|
|
}
|
|
|
|
if (sd_bus_error_has_names(&error, SD_BUS_ERROR_UNKNOWN_METHOD,
|
|
SD_BUS_ERROR_UNKNOWN_OBJECT,
|
|
SD_BUS_ERROR_UNKNOWN_INTERFACE,
|
|
SD_BUS_ERROR_UNKNOWN_PROPERTY))
|
|
give_log_control1_hint(bloc->destination);
|
|
return r;
|
|
}
|
|
|
|
static int log_setting(int argc, char *argv[], void *userdata) {
|
|
sd_bus *bus;
|
|
int r;
|
|
|
|
assert(argc >= 1 && argc <= 2);
|
|
|
|
r = acquire_bus(BUS_MANAGER, &bus);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
return log_setting_internal(bus, bus_systemd_mgr, argv[0], argv[1]);
|
|
}
|
|
|
|
static int service_name_to_dbus(sd_bus *bus, const char *name, char **ret_dbus_name) {
|
|
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
|
|
_cleanup_free_ char *bus_name = NULL;
|
|
int r;
|
|
|
|
/* First, look for the BusName= property */
|
|
_cleanup_free_ char *dbus_path = unit_dbus_path_from_name(name);
|
|
if (!dbus_path)
|
|
return log_oom();
|
|
|
|
r = sd_bus_get_property_string(
|
|
bus,
|
|
"org.freedesktop.systemd1",
|
|
dbus_path,
|
|
"org.freedesktop.systemd1.Service",
|
|
"BusName",
|
|
&error,
|
|
&bus_name);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to obtain BusName= property of %s: %s",
|
|
name, bus_error_message(&error, r));
|
|
|
|
if (isempty(bus_name)) {
|
|
log_error("Unit %s doesn't declare BusName=.", name);
|
|
give_log_control1_hint(name);
|
|
return -ENOLINK;
|
|
}
|
|
|
|
*ret_dbus_name = TAKE_PTR(bus_name);
|
|
return 0;
|
|
}
|
|
|
|
static int service_log_setting(int argc, char *argv[], void *userdata) {
|
|
sd_bus *bus;
|
|
_cleanup_free_ char *unit = NULL, *dbus_name = NULL;
|
|
int r;
|
|
|
|
assert(argc >= 2 && argc <= 3);
|
|
|
|
r = acquire_bus(BUS_FULL, &bus);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
r = unit_name_mangle_with_suffix(argv[1], argv[0],
|
|
arg_quiet ? 0 : UNIT_NAME_MANGLE_WARN,
|
|
".service", &unit);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to mangle unit name: %m");
|
|
|
|
r = service_name_to_dbus(bus, unit, &dbus_name);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
const BusLocator bloc = {
|
|
.destination = dbus_name,
|
|
.path = "/org/freedesktop/LogControl1",
|
|
.interface = "org.freedesktop.LogControl1",
|
|
};
|
|
|
|
return log_setting_internal(bus, &bloc, argv[0], argv[2]);
|
|
}
|
|
|
|
static int service_watchdogs(int argc, char *argv[], void *userdata) {
|
|
sd_bus *bus;
|
|
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
|
|
int b, r;
|
|
|
|
assert(argv);
|
|
|
|
r = acquire_bus(BUS_MANAGER, &bus);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
if (argc == 1) {
|
|
/* get ServiceWatchdogs */
|
|
r = bus_get_property_trivial(bus, bus_systemd_mgr, "ServiceWatchdogs", &error, 'b', &b);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to get service-watchdog state: %s", bus_error_message(&error, r));
|
|
|
|
printf("%s\n", yes_no(!!b));
|
|
|
|
} else {
|
|
/* set ServiceWatchdogs */
|
|
assert(argc == 2);
|
|
|
|
b = parse_boolean(argv[1]);
|
|
if (b < 0)
|
|
return log_error_errno(b, "Failed to parse service-watchdogs argument: %m");
|
|
|
|
r = bus_set_property(bus, bus_systemd_mgr, "ServiceWatchdogs", &error, "b", b);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to set service-watchdog state: %s", bus_error_message(&error, r));
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int set_environment(int argc, char *argv[], void *userdata) {
|
|
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
|
|
_cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL;
|
|
const char *method;
|
|
sd_bus *bus;
|
|
int r;
|
|
|
|
assert(argc > 1);
|
|
assert(argv);
|
|
|
|
r = acquire_bus(BUS_MANAGER, &bus);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
polkit_agent_open_maybe();
|
|
|
|
method = streq(argv[0], "set-environment")
|
|
? "SetEnvironment"
|
|
: "UnsetEnvironment";
|
|
|
|
r = bus_message_new_method_call(bus, &m, bus_systemd_mgr, method);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
r = sd_bus_message_append_strv(m, strv_skip(argv, 1));
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
r = sd_bus_call(bus, m, 0, &error, NULL);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to set environment: %s", bus_error_message(&error, r));
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int import_environment(int argc, char *argv[], void *userdata) {
|
|
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
|
|
_cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL;
|
|
sd_bus *bus;
|
|
int r;
|
|
|
|
r = acquire_bus(BUS_MANAGER, &bus);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
polkit_agent_open_maybe();
|
|
|
|
r = bus_message_new_method_call(bus, &m, bus_systemd_mgr, "SetEnvironment");
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
if (argc < 2)
|
|
r = sd_bus_message_append_strv(m, environ);
|
|
else {
|
|
char **a, **b;
|
|
|
|
r = sd_bus_message_open_container(m, 'a', "s");
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
STRV_FOREACH(a, strv_skip(argv, 1)) {
|
|
|
|
if (!env_name_is_valid(*a))
|
|
return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "Not a valid environment variable name: %s", *a);
|
|
|
|
STRV_FOREACH(b, environ) {
|
|
const char *eq;
|
|
|
|
eq = startswith(*b, *a);
|
|
if (eq && *eq == '=') {
|
|
|
|
r = sd_bus_message_append(m, "s", *b);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
r = sd_bus_message_close_container(m);
|
|
}
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
r = sd_bus_call(bus, m, 0, &error, NULL);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to import environment: %s", bus_error_message(&error, r));
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int enable_sysv_units(const char *verb, char **args) {
|
|
int r = 0;
|
|
|
|
#if HAVE_SYSV_COMPAT
|
|
_cleanup_(lookup_paths_free) LookupPaths paths = {};
|
|
unsigned f = 0;
|
|
|
|
/* Processes all SysV units, and reshuffles the array so that afterwards only the native units remain */
|
|
|
|
if (arg_scope != UNIT_FILE_SYSTEM)
|
|
return 0;
|
|
|
|
if (getenv_bool("SYSTEMCTL_SKIP_SYSV") > 0)
|
|
return 0;
|
|
|
|
if (!STR_IN_SET(verb,
|
|
"enable",
|
|
"disable",
|
|
"is-enabled"))
|
|
return 0;
|
|
|
|
r = lookup_paths_init(&paths, arg_scope, LOOKUP_PATHS_EXCLUDE_GENERATED, arg_root);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
r = 0;
|
|
while (args[f]) {
|
|
|
|
const char *argv[] = {
|
|
ROOTLIBEXECDIR "/systemd-sysv-install",
|
|
NULL, /* --root= */
|
|
NULL, /* verb */
|
|
NULL, /* service */
|
|
NULL,
|
|
};
|
|
|
|
_cleanup_free_ char *p = NULL, *q = NULL, *l = NULL, *v = NULL;
|
|
bool found_native = false, found_sysv;
|
|
const char *name;
|
|
unsigned c = 1;
|
|
pid_t pid;
|
|
int j;
|
|
|
|
name = args[f++];
|
|
|
|
if (!endswith(name, ".service"))
|
|
continue;
|
|
|
|
if (path_is_absolute(name))
|
|
continue;
|
|
|
|
j = unit_file_exists(arg_scope, &paths, name);
|
|
if (j < 0 && !IN_SET(j, -ELOOP, -ERFKILL, -EADDRNOTAVAIL))
|
|
return log_error_errno(j, "Failed to look up unit file state: %m");
|
|
found_native = j != 0;
|
|
|
|
/* If we have both a native unit and a SysV script, enable/disable them both (below); for is-enabled,
|
|
* prefer the native unit */
|
|
if (found_native && streq(verb, "is-enabled"))
|
|
continue;
|
|
|
|
p = path_join(arg_root, SYSTEM_SYSVINIT_PATH, name);
|
|
if (!p)
|
|
return log_oom();
|
|
|
|
p[strlen(p) - STRLEN(".service")] = 0;
|
|
found_sysv = access(p, F_OK) >= 0;
|
|
if (!found_sysv)
|
|
continue;
|
|
|
|
if (!arg_quiet) {
|
|
if (found_native)
|
|
log_info("Synchronizing state of %s with SysV service script with %s.", name, argv[0]);
|
|
else
|
|
log_info("%s is not a native service, redirecting to systemd-sysv-install.", name);
|
|
}
|
|
|
|
if (!isempty(arg_root)) {
|
|
q = strjoin("--root=", arg_root);
|
|
if (!q)
|
|
return log_oom();
|
|
|
|
argv[c++] = q;
|
|
}
|
|
|
|
/* Let's copy the verb, since it's still pointing directly into the original argv[] array we
|
|
* got passed, but safe_fork() is likely going to rewrite that for the new child */
|
|
v = strdup(verb);
|
|
if (!v)
|
|
return log_oom();
|
|
|
|
argv[c++] = v;
|
|
argv[c++] = basename(p);
|
|
argv[c] = NULL;
|
|
|
|
l = strv_join((char**)argv, " ");
|
|
if (!l)
|
|
return log_oom();
|
|
|
|
if (!arg_quiet)
|
|
log_info("Executing: %s", l);
|
|
|
|
j = safe_fork("(sysv-install)", FORK_RESET_SIGNALS|FORK_DEATHSIG|FORK_RLIMIT_NOFILE_SAFE|FORK_LOG, &pid);
|
|
if (j < 0)
|
|
return j;
|
|
if (j == 0) {
|
|
/* Child */
|
|
execv(argv[0], (char**) argv);
|
|
log_error_errno(errno, "Failed to execute %s: %m", argv[0]);
|
|
_exit(EXIT_FAILURE);
|
|
}
|
|
|
|
j = wait_for_terminate_and_check("sysv-install", pid, WAIT_LOG_ABNORMAL);
|
|
if (j < 0)
|
|
return j;
|
|
if (streq(verb, "is-enabled")) {
|
|
if (j == EXIT_SUCCESS) {
|
|
if (!arg_quiet)
|
|
puts("enabled");
|
|
r = 1;
|
|
} else {
|
|
if (!arg_quiet)
|
|
puts("disabled");
|
|
}
|
|
|
|
} else if (j != EXIT_SUCCESS)
|
|
return -EBADE; /* We don't warn here, under the assumption the script already showed an explanation */
|
|
|
|
if (found_native)
|
|
continue;
|
|
|
|
/* Remove this entry, so that we don't try enabling it as native unit */
|
|
assert(f > 0);
|
|
f--;
|
|
assert(args[f] == name);
|
|
strv_remove(args + f, name);
|
|
}
|
|
|
|
#endif
|
|
return r;
|
|
}
|
|
|
|
static int mangle_names(const char *operation, char **original_names, char ***mangled_names) {
|
|
char **i, **l, **name;
|
|
int r;
|
|
|
|
l = i = new(char*, strv_length(original_names) + 1);
|
|
if (!l)
|
|
return log_oom();
|
|
|
|
STRV_FOREACH(name, original_names) {
|
|
|
|
/* When enabling units qualified path names are OK,
|
|
* too, hence allow them explicitly. */
|
|
|
|
if (is_path(*name)) {
|
|
*i = strdup(*name);
|
|
if (!*i) {
|
|
strv_free(l);
|
|
return log_oom();
|
|
}
|
|
} else {
|
|
r = unit_name_mangle_with_suffix(*name, operation,
|
|
arg_quiet ? 0 : UNIT_NAME_MANGLE_WARN,
|
|
".service", i);
|
|
if (r < 0) {
|
|
*i = NULL;
|
|
strv_free(l);
|
|
return log_error_errno(r, "Failed to mangle unit name: %m");
|
|
}
|
|
}
|
|
|
|
i++;
|
|
}
|
|
|
|
*i = NULL;
|
|
*mangled_names = l;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int normalize_filenames(char **names) {
|
|
char **u;
|
|
int r;
|
|
|
|
STRV_FOREACH(u, names)
|
|
if (!path_is_absolute(*u)) {
|
|
char* normalized_path;
|
|
|
|
if (!isempty(arg_root))
|
|
return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
|
|
"Non-absolute paths are not allowed when --root is used: %s",
|
|
*u);
|
|
|
|
if (!strchr(*u,'/'))
|
|
return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
|
|
"Link argument does contain at least one directory separator: %s",
|
|
*u);
|
|
|
|
r = path_make_absolute_cwd(*u, &normalized_path);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
free_and_replace(*u, normalized_path);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int normalize_names(char **names, bool warn_if_path) {
|
|
char **u;
|
|
bool was_path = false;
|
|
|
|
STRV_FOREACH(u, names) {
|
|
int r;
|
|
|
|
if (!is_path(*u))
|
|
continue;
|
|
|
|
r = free_and_strdup(u, basename(*u));
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to normalize unit file path: %m");
|
|
|
|
was_path = true;
|
|
}
|
|
|
|
if (warn_if_path && was_path)
|
|
log_warning("Warning: Can't execute disable on the unit file path. Proceeding with the unit name.");
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int unit_exists(LookupPaths *lp, const char *unit) {
|
|
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
|
|
_cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL;
|
|
_cleanup_free_ char *path = NULL;
|
|
static const struct bus_properties_map property_map[] = {
|
|
{ "LoadState", "s", NULL, offsetof(UnitStatusInfo, load_state) },
|
|
{ "ActiveState", "s", NULL, offsetof(UnitStatusInfo, active_state)},
|
|
{},
|
|
};
|
|
UnitStatusInfo info = {};
|
|
sd_bus *bus;
|
|
int r;
|
|
|
|
if (unit_name_is_valid(unit, UNIT_NAME_TEMPLATE))
|
|
return unit_find_template_path(unit, lp, NULL, NULL);
|
|
|
|
path = unit_dbus_path_from_name(unit);
|
|
if (!path)
|
|
return log_oom();
|
|
|
|
r = acquire_bus(BUS_MANAGER, &bus);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
r = bus_map_all_properties(bus, "org.freedesktop.systemd1", path, property_map, 0, &error, &m, &info);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to get properties: %s", bus_error_message(&error, r));
|
|
|
|
return !streq_ptr(info.load_state, "not-found") || !streq_ptr(info.active_state, "inactive");
|
|
}
|
|
|
|
static int enable_unit(int argc, char *argv[], void *userdata) {
|
|
_cleanup_strv_free_ char **names = NULL;
|
|
const char *verb = argv[0];
|
|
UnitFileChange *changes = NULL;
|
|
size_t n_changes = 0;
|
|
int carries_install_info = -1;
|
|
bool ignore_carries_install_info = arg_quiet;
|
|
int r;
|
|
|
|
if (!argv[1])
|
|
return 0;
|
|
|
|
r = mangle_names("to enable", strv_skip(argv, 1), &names);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
r = enable_sysv_units(verb, names);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
/* If the operation was fully executed by the SysV compat, let's finish early */
|
|
if (strv_isempty(names)) {
|
|
if (arg_no_reload || install_client_side())
|
|
return 0;
|
|
return daemon_reload(argc, argv, userdata);
|
|
}
|
|
|
|
if (streq(verb, "disable")) {
|
|
r = normalize_names(names, true);
|
|
if (r < 0)
|
|
return r;
|
|
}
|
|
|
|
if (streq(verb, "link")) {
|
|
r = normalize_filenames(names);
|
|
if (r < 0)
|
|
return r;
|
|
}
|
|
|
|
if (install_client_side()) {
|
|
UnitFileFlags flags;
|
|
|
|
flags = args_to_flags();
|
|
if (streq(verb, "enable")) {
|
|
r = unit_file_enable(arg_scope, flags, arg_root, names, &changes, &n_changes);
|
|
carries_install_info = r;
|
|
} else if (streq(verb, "disable"))
|
|
r = unit_file_disable(arg_scope, flags, arg_root, names, &changes, &n_changes);
|
|
else if (streq(verb, "reenable")) {
|
|
r = unit_file_reenable(arg_scope, flags, arg_root, names, &changes, &n_changes);
|
|
carries_install_info = r;
|
|
} else if (streq(verb, "link"))
|
|
r = unit_file_link(arg_scope, flags, arg_root, names, &changes, &n_changes);
|
|
else if (streq(verb, "preset")) {
|
|
r = unit_file_preset(arg_scope, flags, arg_root, names, arg_preset_mode, &changes, &n_changes);
|
|
} else if (streq(verb, "mask"))
|
|
r = unit_file_mask(arg_scope, flags, arg_root, names, &changes, &n_changes);
|
|
else if (streq(verb, "unmask"))
|
|
r = unit_file_unmask(arg_scope, flags, arg_root, names, &changes, &n_changes);
|
|
else if (streq(verb, "revert"))
|
|
r = unit_file_revert(arg_scope, arg_root, names, &changes, &n_changes);
|
|
else
|
|
assert_not_reached("Unknown verb");
|
|
|
|
unit_file_dump_changes(r, verb, changes, n_changes, arg_quiet);
|
|
if (r < 0)
|
|
goto finish;
|
|
r = 0;
|
|
} else {
|
|
_cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL, *m = NULL;
|
|
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
|
|
bool expect_carries_install_info = false;
|
|
bool send_runtime = true, send_force = true, send_preset_mode = false;
|
|
const char *method;
|
|
sd_bus *bus;
|
|
|
|
if (STR_IN_SET(verb, "mask", "unmask")) {
|
|
char **name;
|
|
_cleanup_(lookup_paths_free) LookupPaths lp = {};
|
|
|
|
r = lookup_paths_init(&lp, arg_scope, 0, arg_root);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
STRV_FOREACH(name, names) {
|
|
r = unit_exists(&lp, *name);
|
|
if (r < 0)
|
|
return r;
|
|
if (r == 0)
|
|
log_notice("Unit %s does not exist, proceeding anyway.", *name);
|
|
}
|
|
}
|
|
|
|
r = acquire_bus(BUS_MANAGER, &bus);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
polkit_agent_open_maybe();
|
|
|
|
if (streq(verb, "enable")) {
|
|
method = "EnableUnitFiles";
|
|
expect_carries_install_info = true;
|
|
} else if (streq(verb, "disable")) {
|
|
method = "DisableUnitFiles";
|
|
send_force = false;
|
|
} else if (streq(verb, "reenable")) {
|
|
method = "ReenableUnitFiles";
|
|
expect_carries_install_info = true;
|
|
} else if (streq(verb, "link"))
|
|
method = "LinkUnitFiles";
|
|
else if (streq(verb, "preset")) {
|
|
|
|
if (arg_preset_mode != UNIT_FILE_PRESET_FULL) {
|
|
method = "PresetUnitFilesWithMode";
|
|
send_preset_mode = true;
|
|
} else
|
|
method = "PresetUnitFiles";
|
|
|
|
expect_carries_install_info = true;
|
|
ignore_carries_install_info = true;
|
|
} else if (streq(verb, "mask"))
|
|
method = "MaskUnitFiles";
|
|
else if (streq(verb, "unmask")) {
|
|
method = "UnmaskUnitFiles";
|
|
send_force = false;
|
|
} else if (streq(verb, "revert")) {
|
|
method = "RevertUnitFiles";
|
|
send_runtime = send_force = false;
|
|
} else
|
|
assert_not_reached("Unknown verb");
|
|
|
|
r = bus_message_new_method_call(bus, &m, bus_systemd_mgr, method);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
r = sd_bus_message_append_strv(m, names);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
if (send_preset_mode) {
|
|
r = sd_bus_message_append(m, "s", unit_file_preset_mode_to_string(arg_preset_mode));
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
}
|
|
|
|
if (send_runtime) {
|
|
r = sd_bus_message_append(m, "b", arg_runtime);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
}
|
|
|
|
if (send_force) {
|
|
r = sd_bus_message_append(m, "b", arg_force);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
}
|
|
|
|
r = sd_bus_call(bus, m, 0, &error, &reply);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to %s unit: %s", verb, bus_error_message(&error, r));
|
|
|
|
if (expect_carries_install_info) {
|
|
r = sd_bus_message_read(reply, "b", &carries_install_info);
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
}
|
|
|
|
r = bus_deserialize_and_dump_unit_file_changes(reply, arg_quiet, &changes, &n_changes);
|
|
if (r < 0)
|
|
goto finish;
|
|
|
|
/* Try to reload if enabled */
|
|
if (!arg_no_reload)
|
|
r = daemon_reload(argc, argv, userdata);
|
|
else
|
|
r = 0;
|
|
}
|
|
|
|
if (carries_install_info == 0 && !ignore_carries_install_info)
|
|
log_notice("The unit files have no installation config (WantedBy=, RequiredBy=, Also=,\n"
|
|
"Alias= settings in the [Install] section, and DefaultInstance= for template\n"
|
|
"units). This means they are not meant to be enabled using systemctl.\n"
|
|
" \n" /* trick: the space is needed so that the line does not get stripped from output */
|
|
"Possible reasons for having this kind of units are:\n"
|
|
"%1$s A unit may be statically enabled by being symlinked from another unit's\n"
|
|
" .wants/ or .requires/ directory.\n"
|
|
"%1$s A unit's purpose may be to act as a helper for some other unit which has\n"
|
|
" a requirement dependency on it.\n"
|
|
"%1$s A unit may be started when needed via activation (socket, path, timer,\n"
|
|
" D-Bus, udev, scripted systemctl call, ...).\n"
|
|
"%1$s In case of template units, the unit is meant to be enabled with some\n"
|
|
" instance name specified.",
|
|
special_glyph(SPECIAL_GLYPH_BULLET));
|
|
|
|
if (arg_now && STR_IN_SET(argv[0], "enable", "disable", "mask")) {
|
|
sd_bus *bus;
|
|
size_t len, i;
|
|
|
|
r = acquire_bus(BUS_MANAGER, &bus);
|
|
if (r < 0)
|
|
goto finish;
|
|
|
|
len = strv_length(names);
|
|
{
|
|
char *new_args[len + 2];
|
|
|
|
new_args[0] = (char*) (streq(argv[0], "enable") ? "start" : "stop");
|
|
for (i = 0; i < len; i++)
|
|
new_args[i + 1] = basename(names[i]);
|
|
new_args[i + 1] = NULL;
|
|
|
|
r = start_unit(len + 1, new_args, userdata);
|
|
}
|
|
}
|
|
|
|
finish:
|
|
unit_file_changes_free(changes, n_changes);
|
|
|
|
return r;
|
|
}
|
|
|
|
static int add_dependency(int argc, char *argv[], void *userdata) {
|
|
_cleanup_strv_free_ char **names = NULL;
|
|
_cleanup_free_ char *target = NULL;
|
|
const char *verb = argv[0];
|
|
UnitFileChange *changes = NULL;
|
|
size_t n_changes = 0;
|
|
UnitDependency dep;
|
|
int r;
|
|
|
|
if (!argv[1])
|
|
return 0;
|
|
|
|
r = unit_name_mangle_with_suffix(argv[1], "as target",
|
|
arg_quiet ? 0 : UNIT_NAME_MANGLE_WARN,
|
|
".target", &target);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to mangle unit name: %m");
|
|
|
|
r = mangle_names("as dependency", strv_skip(argv, 2), &names);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
if (streq(verb, "add-wants"))
|
|
dep = UNIT_WANTS;
|
|
else if (streq(verb, "add-requires"))
|
|
dep = UNIT_REQUIRES;
|
|
else
|
|
assert_not_reached("Unknown verb");
|
|
|
|
if (install_client_side()) {
|
|
r = unit_file_add_dependency(arg_scope, args_to_flags(), arg_root, names, target, dep, &changes, &n_changes);
|
|
unit_file_dump_changes(r, "add dependency on", changes, n_changes, arg_quiet);
|
|
|
|
if (r > 0)
|
|
r = 0;
|
|
} else {
|
|
_cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL, *m = NULL;
|
|
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
|
|
sd_bus *bus;
|
|
|
|
r = acquire_bus(BUS_MANAGER, &bus);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
polkit_agent_open_maybe();
|
|
|
|
r = bus_message_new_method_call(bus, &m, bus_systemd_mgr, "AddDependencyUnitFiles");
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
r = sd_bus_message_append_strv(m, names);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
r = sd_bus_message_append(m, "ssbb", target, unit_dependency_to_string(dep), arg_runtime, arg_force);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
r = sd_bus_call(bus, m, 0, &error, &reply);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to add dependency: %s", bus_error_message(&error, r));
|
|
|
|
r = bus_deserialize_and_dump_unit_file_changes(reply, arg_quiet, &changes, &n_changes);
|
|
if (r < 0)
|
|
goto finish;
|
|
|
|
if (arg_no_reload) {
|
|
r = 0;
|
|
goto finish;
|
|
}
|
|
|
|
r = daemon_reload(argc, argv, userdata);
|
|
}
|
|
|
|
finish:
|
|
unit_file_changes_free(changes, n_changes);
|
|
|
|
return r;
|
|
}
|
|
|
|
static int preset_all(int argc, char *argv[], void *userdata) {
|
|
UnitFileChange *changes = NULL;
|
|
size_t n_changes = 0;
|
|
int r;
|
|
|
|
if (install_client_side()) {
|
|
r = unit_file_preset_all(arg_scope, args_to_flags(), arg_root, arg_preset_mode, &changes, &n_changes);
|
|
unit_file_dump_changes(r, "preset", changes, n_changes, arg_quiet);
|
|
|
|
if (r > 0)
|
|
r = 0;
|
|
} else {
|
|
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
|
|
_cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
|
|
sd_bus *bus;
|
|
|
|
r = acquire_bus(BUS_MANAGER, &bus);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
polkit_agent_open_maybe();
|
|
|
|
r = bus_call_method(
|
|
bus,
|
|
bus_systemd_mgr,
|
|
"PresetAllUnitFiles",
|
|
&error,
|
|
&reply,
|
|
"sbb",
|
|
unit_file_preset_mode_to_string(arg_preset_mode),
|
|
arg_runtime,
|
|
arg_force);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to preset all units: %s", bus_error_message(&error, r));
|
|
|
|
r = bus_deserialize_and_dump_unit_file_changes(reply, arg_quiet, &changes, &n_changes);
|
|
if (r < 0)
|
|
goto finish;
|
|
|
|
if (arg_no_reload) {
|
|
r = 0;
|
|
goto finish;
|
|
}
|
|
|
|
r = daemon_reload(argc, argv, userdata);
|
|
}
|
|
|
|
finish:
|
|
unit_file_changes_free(changes, n_changes);
|
|
|
|
return r;
|
|
}
|
|
|
|
static int show_installation_targets_client_side(const char *name) {
|
|
UnitFileChange *changes = NULL;
|
|
size_t n_changes = 0, i;
|
|
UnitFileFlags flags;
|
|
char **p;
|
|
int r;
|
|
|
|
p = STRV_MAKE(name);
|
|
flags = UNIT_FILE_DRY_RUN |
|
|
(arg_runtime ? UNIT_FILE_RUNTIME : 0);
|
|
|
|
r = unit_file_disable(UNIT_FILE_SYSTEM, flags, NULL, p, &changes, &n_changes);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to get file links for %s: %m", name);
|
|
|
|
for (i = 0; i < n_changes; i++)
|
|
if (changes[i].type == UNIT_FILE_UNLINK)
|
|
printf(" %s\n", changes[i].path);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int show_installation_targets(sd_bus *bus, const char *name) {
|
|
_cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
|
|
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
|
|
const char *link;
|
|
int r;
|
|
|
|
r = bus_call_method(bus, bus_systemd_mgr, "GetUnitFileLinks", &error, &reply, "sb", name, arg_runtime);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to get unit file links for %s: %s", name, bus_error_message(&error, r));
|
|
|
|
r = sd_bus_message_enter_container(reply, SD_BUS_TYPE_ARRAY, "s");
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
while ((r = sd_bus_message_read(reply, "s", &link)) > 0)
|
|
printf(" %s\n", link);
|
|
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
r = sd_bus_message_exit_container(reply);
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int unit_is_enabled(int argc, char *argv[], void *userdata) {
|
|
_cleanup_strv_free_ char **names = NULL;
|
|
bool enabled;
|
|
char **name;
|
|
int r;
|
|
|
|
r = mangle_names("to check", strv_skip(argv, 1), &names);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
r = enable_sysv_units(argv[0], names);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
enabled = r > 0;
|
|
|
|
if (install_client_side()) {
|
|
STRV_FOREACH(name, names) {
|
|
UnitFileState state;
|
|
|
|
r = unit_file_get_state(arg_scope, arg_root, *name, &state);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to get unit file state for %s: %m", *name);
|
|
|
|
if (IN_SET(state,
|
|
UNIT_FILE_ENABLED,
|
|
UNIT_FILE_ENABLED_RUNTIME,
|
|
UNIT_FILE_STATIC,
|
|
UNIT_FILE_ALIAS,
|
|
UNIT_FILE_INDIRECT,
|
|
UNIT_FILE_GENERATED))
|
|
enabled = true;
|
|
|
|
if (!arg_quiet) {
|
|
puts(unit_file_state_to_string(state));
|
|
if (arg_full) {
|
|
r = show_installation_targets_client_side(*name);
|
|
if (r < 0)
|
|
return r;
|
|
}
|
|
}
|
|
}
|
|
|
|
r = 0;
|
|
} else {
|
|
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
|
|
sd_bus *bus;
|
|
|
|
r = acquire_bus(BUS_MANAGER, &bus);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
STRV_FOREACH(name, names) {
|
|
_cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
|
|
const char *s;
|
|
|
|
r = bus_call_method(bus, bus_systemd_mgr, "GetUnitFileState", &error, &reply, "s", *name);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to get unit file state for %s: %s", *name, bus_error_message(&error, r));
|
|
|
|
r = sd_bus_message_read(reply, "s", &s);
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
if (STR_IN_SET(s, "enabled", "enabled-runtime", "static", "indirect", "generated"))
|
|
enabled = true;
|
|
|
|
if (!arg_quiet) {
|
|
puts(s);
|
|
if (arg_full) {
|
|
r = show_installation_targets(bus, *name);
|
|
if (r < 0)
|
|
return r;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return enabled ? EXIT_SUCCESS : EXIT_FAILURE;
|
|
}
|
|
|
|
static int match_startup_finished(sd_bus_message *m, void *userdata, sd_bus_error *error) {
|
|
char **state = userdata;
|
|
int r;
|
|
|
|
assert(state);
|
|
|
|
r = bus_get_property_string(sd_bus_message_get_bus(m), bus_systemd_mgr, "SystemState", NULL, state);
|
|
|
|
sd_event_exit(sd_bus_get_event(sd_bus_message_get_bus(m)), r);
|
|
return 0;
|
|
}
|
|
|
|
static int is_system_running(int argc, char *argv[], void *userdata) {
|
|
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
|
|
_cleanup_(sd_bus_slot_unrefp) sd_bus_slot *slot_startup_finished = NULL;
|
|
_cleanup_(sd_event_unrefp) sd_event* event = NULL;
|
|
_cleanup_free_ char *state = NULL;
|
|
sd_bus *bus;
|
|
int r;
|
|
|
|
if (running_in_chroot() > 0 || (arg_transport == BUS_TRANSPORT_LOCAL && !sd_booted())) {
|
|
if (!arg_quiet)
|
|
puts("offline");
|
|
return EXIT_FAILURE;
|
|
}
|
|
|
|
r = acquire_bus(BUS_MANAGER, &bus);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
if (arg_wait) {
|
|
r = sd_event_default(&event);
|
|
if (r >= 0)
|
|
r = sd_bus_attach_event(bus, event, 0);
|
|
if (r >= 0)
|
|
r = bus_match_signal_async(
|
|
bus,
|
|
&slot_startup_finished,
|
|
bus_systemd_mgr,
|
|
"StartupFinished",
|
|
match_startup_finished, NULL, &state);
|
|
if (r < 0) {
|
|
log_warning_errno(r, "Failed to request match for StartupFinished: %m");
|
|
arg_wait = false;
|
|
}
|
|
}
|
|
|
|
r = bus_get_property_string(bus, bus_systemd_mgr, "SystemState", &error, &state);
|
|
if (r < 0) {
|
|
log_warning_errno(r, "Failed to query system state: %s", bus_error_message(&error, r));
|
|
|
|
if (!arg_quiet)
|
|
puts("unknown");
|
|
return EXIT_FAILURE;
|
|
}
|
|
|
|
if (arg_wait && STR_IN_SET(state, "initializing", "starting")) {
|
|
r = sd_event_loop(event);
|
|
if (r < 0) {
|
|
log_warning_errno(r, "Failed to get property from event loop: %m");
|
|
if (!arg_quiet)
|
|
puts("unknown");
|
|
return EXIT_FAILURE;
|
|
}
|
|
}
|
|
|
|
if (!arg_quiet)
|
|
puts(state);
|
|
|
|
return streq(state, "running") ? EXIT_SUCCESS : EXIT_FAILURE;
|
|
}
|
|
|
|
static int create_edit_temp_file(const char *new_path, const char *original_path, char **ret_tmp_fn) {
|
|
_cleanup_free_ char *t = NULL;
|
|
int r;
|
|
|
|
assert(new_path);
|
|
assert(original_path);
|
|
assert(ret_tmp_fn);
|
|
|
|
r = tempfn_random(new_path, NULL, &t);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to determine temporary filename for \"%s\": %m", new_path);
|
|
|
|
r = mkdir_parents_label(new_path, 0755);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to create directories for \"%s\": %m", new_path);
|
|
|
|
r = mac_selinux_create_file_prepare(original_path, S_IFREG);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
r = copy_file(original_path, t, 0, 0644, 0, 0, COPY_REFLINK);
|
|
if (r == -ENOENT) {
|
|
|
|
r = touch(t);
|
|
|
|
mac_selinux_create_file_clear();
|
|
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to create temporary file \"%s\": %m", t);
|
|
|
|
} else {
|
|
mac_selinux_create_file_clear();
|
|
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to create temporary file for \"%s\": %m", new_path);
|
|
}
|
|
|
|
*ret_tmp_fn = TAKE_PTR(t);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int get_file_to_edit(
|
|
const LookupPaths *paths,
|
|
const char *name,
|
|
char **ret_path) {
|
|
|
|
_cleanup_free_ char *path = NULL, *run = NULL;
|
|
|
|
assert(name);
|
|
assert(ret_path);
|
|
|
|
path = path_join(paths->persistent_config, name);
|
|
if (!path)
|
|
return log_oom();
|
|
|
|
if (arg_runtime) {
|
|
run = path_join(paths->runtime_config, name);
|
|
if (!run)
|
|
return log_oom();
|
|
}
|
|
|
|
if (arg_runtime) {
|
|
if (access(path, F_OK) >= 0)
|
|
return log_error_errno(SYNTHETIC_ERRNO(EEXIST),
|
|
"Refusing to create \"%s\" because it would be overridden by \"%s\" anyway.",
|
|
run, path);
|
|
|
|
*ret_path = TAKE_PTR(run);
|
|
} else
|
|
*ret_path = TAKE_PTR(path);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int unit_file_create_new(
|
|
const LookupPaths *paths,
|
|
const char *unit_name,
|
|
const char *suffix,
|
|
char **ret_new_path,
|
|
char **ret_tmp_path) {
|
|
|
|
_cleanup_free_ char *new_path = NULL, *tmp_path = NULL;
|
|
const char *ending;
|
|
int r;
|
|
|
|
assert(unit_name);
|
|
assert(ret_new_path);
|
|
assert(ret_tmp_path);
|
|
|
|
ending = strjoina(unit_name, suffix);
|
|
r = get_file_to_edit(paths, ending, &new_path);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
r = create_edit_temp_file(new_path, new_path, &tmp_path);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
*ret_new_path = TAKE_PTR(new_path);
|
|
*ret_tmp_path = TAKE_PTR(tmp_path);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int unit_file_create_copy(
|
|
const LookupPaths *paths,
|
|
const char *unit_name,
|
|
const char *fragment_path,
|
|
char **ret_new_path,
|
|
char **ret_tmp_path) {
|
|
|
|
_cleanup_free_ char *new_path = NULL, *tmp_path = NULL;
|
|
int r;
|
|
|
|
assert(fragment_path);
|
|
assert(unit_name);
|
|
assert(ret_new_path);
|
|
assert(ret_tmp_path);
|
|
|
|
r = get_file_to_edit(paths, unit_name, &new_path);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
if (!path_equal(fragment_path, new_path) && access(new_path, F_OK) >= 0) {
|
|
char response;
|
|
|
|
r = ask_char(&response, "yn", "\"%s\" already exists. Overwrite with \"%s\"? [(y)es, (n)o] ", new_path, fragment_path);
|
|
if (r < 0)
|
|
return r;
|
|
if (response != 'y')
|
|
return log_warning_errno(SYNTHETIC_ERRNO(EKEYREJECTED), "%s skipped.", unit_name);
|
|
}
|
|
|
|
r = create_edit_temp_file(new_path, fragment_path, &tmp_path);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
*ret_new_path = TAKE_PTR(new_path);
|
|
*ret_tmp_path = TAKE_PTR(tmp_path);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int run_editor(char **paths) {
|
|
int r;
|
|
|
|
assert(paths);
|
|
|
|
r = safe_fork("(editor)", FORK_RESET_SIGNALS|FORK_DEATHSIG|FORK_RLIMIT_NOFILE_SAFE|FORK_LOG|FORK_WAIT, NULL);
|
|
if (r < 0)
|
|
return r;
|
|
if (r == 0) {
|
|
char **editor_args = NULL, **tmp_path, **original_path;
|
|
size_t n_editor_args = 0, i = 1, argc;
|
|
const char **args, *editor, *p;
|
|
|
|
argc = strv_length(paths)/2 + 1;
|
|
|
|
/* SYSTEMD_EDITOR takes precedence over EDITOR which takes precedence over VISUAL
|
|
* If neither SYSTEMD_EDITOR nor EDITOR nor VISUAL are present,
|
|
* we try to execute well known editors
|
|
*/
|
|
editor = getenv("SYSTEMD_EDITOR");
|
|
if (!editor)
|
|
editor = getenv("EDITOR");
|
|
if (!editor)
|
|
editor = getenv("VISUAL");
|
|
|
|
if (!isempty(editor)) {
|
|
editor_args = strv_split(editor, WHITESPACE);
|
|
if (!editor_args) {
|
|
(void) log_oom();
|
|
_exit(EXIT_FAILURE);
|
|
}
|
|
n_editor_args = strv_length(editor_args);
|
|
argc += n_editor_args - 1;
|
|
}
|
|
|
|
args = newa(const char*, argc + 1);
|
|
|
|
if (n_editor_args > 0) {
|
|
args[0] = editor_args[0];
|
|
for (; i < n_editor_args; i++)
|
|
args[i] = editor_args[i];
|
|
}
|
|
|
|
STRV_FOREACH_PAIR(original_path, tmp_path, paths)
|
|
args[i++] = *tmp_path;
|
|
args[i] = NULL;
|
|
|
|
if (n_editor_args > 0)
|
|
execvp(args[0], (char* const*) args);
|
|
|
|
FOREACH_STRING(p, "editor", "nano", "vim", "vi") {
|
|
args[0] = p;
|
|
execvp(p, (char* const*) args);
|
|
/* We do not fail if the editor doesn't exist
|
|
* because we want to try each one of them before
|
|
* failing.
|
|
*/
|
|
if (errno != ENOENT) {
|
|
log_error_errno(errno, "Failed to execute %s: %m", editor);
|
|
_exit(EXIT_FAILURE);
|
|
}
|
|
}
|
|
|
|
log_error("Cannot edit unit(s), no editor available. Please set either $SYSTEMD_EDITOR, $EDITOR or $VISUAL.");
|
|
_exit(EXIT_FAILURE);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int find_paths_to_edit(sd_bus *bus, char **names, char ***paths) {
|
|
_cleanup_(lookup_paths_free) LookupPaths lp = {};
|
|
char **name;
|
|
int r;
|
|
|
|
assert(names);
|
|
assert(paths);
|
|
|
|
r = lookup_paths_init(&lp, arg_scope, 0, arg_root);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
STRV_FOREACH(name, names) {
|
|
_cleanup_free_ char *path = NULL, *new_path = NULL, *tmp_path = NULL, *tmp_name = NULL;
|
|
const char *unit_name;
|
|
|
|
r = unit_find_paths(bus, *name, &lp, false, &path, NULL);
|
|
if (r == -EKEYREJECTED) {
|
|
/* If loading of the unit failed server side complete, then the server won't tell us the unit
|
|
* file path. In that case, find the file client side. */
|
|
log_debug_errno(r, "Unit '%s' was not loaded correctly, retrying client-side.", *name);
|
|
r = unit_find_paths(bus, *name, &lp, true, &path, NULL);
|
|
}
|
|
if (r == -ERFKILL)
|
|
return log_error_errno(r, "Unit '%s' masked, cannot edit.", *name);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
if (r == 0) {
|
|
assert(!path);
|
|
|
|
if (!arg_force) {
|
|
log_info("Run 'systemctl edit%s --force --full %s' to create a new unit.",
|
|
arg_scope == UNIT_FILE_GLOBAL ? " --global" :
|
|
arg_scope == UNIT_FILE_USER ? " --user" : "",
|
|
*name);
|
|
return -ENOENT;
|
|
}
|
|
|
|
/* Create a new unit from scratch */
|
|
unit_name = *name;
|
|
r = unit_file_create_new(&lp, unit_name,
|
|
arg_full ? NULL : ".d/override.conf",
|
|
&new_path, &tmp_path);
|
|
} else {
|
|
assert(path);
|
|
|
|
unit_name = basename(path);
|
|
/* We follow unit aliases, but we need to propagate the instance */
|
|
if (unit_name_is_valid(*name, UNIT_NAME_INSTANCE) &&
|
|
unit_name_is_valid(unit_name, UNIT_NAME_TEMPLATE)) {
|
|
_cleanup_free_ char *instance = NULL;
|
|
|
|
r = unit_name_to_instance(*name, &instance);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
r = unit_name_replace_instance(unit_name, instance, &tmp_name);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
unit_name = tmp_name;
|
|
}
|
|
|
|
if (arg_full)
|
|
r = unit_file_create_copy(&lp, unit_name, path, &new_path, &tmp_path);
|
|
else
|
|
r = unit_file_create_new(&lp, unit_name, ".d/override.conf", &new_path, &tmp_path);
|
|
}
|
|
if (r < 0)
|
|
return r;
|
|
|
|
r = strv_push_pair(paths, new_path, tmp_path);
|
|
if (r < 0)
|
|
return log_oom();
|
|
|
|
new_path = tmp_path = NULL;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int edit(int argc, char *argv[], void *userdata) {
|
|
_cleanup_(lookup_paths_free) LookupPaths lp = {};
|
|
_cleanup_strv_free_ char **names = NULL;
|
|
_cleanup_strv_free_ char **paths = NULL;
|
|
char **original, **tmp;
|
|
sd_bus *bus;
|
|
int r;
|
|
|
|
if (!on_tty())
|
|
return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "Cannot edit units if not on a tty.");
|
|
|
|
if (arg_transport != BUS_TRANSPORT_LOCAL)
|
|
return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "Cannot edit units remotely.");
|
|
|
|
r = lookup_paths_init(&lp, arg_scope, 0, arg_root);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to determine unit paths: %m");
|
|
|
|
r = mac_selinux_init();
|
|
if (r < 0)
|
|
return r;
|
|
|
|
r = acquire_bus(BUS_MANAGER, &bus);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
r = expand_names(bus, strv_skip(argv, 1), NULL, &names, NULL);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to expand names: %m");
|
|
|
|
STRV_FOREACH(tmp, names) {
|
|
r = unit_is_masked(bus, &lp, *tmp);
|
|
if (r < 0)
|
|
return r;
|
|
if (r > 0)
|
|
return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "Cannot edit %s: unit is masked.", *tmp);
|
|
}
|
|
|
|
r = find_paths_to_edit(bus, names, &paths);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
if (strv_isempty(paths))
|
|
return -ENOENT;
|
|
|
|
r = run_editor(paths);
|
|
if (r < 0)
|
|
goto end;
|
|
|
|
STRV_FOREACH_PAIR(original, tmp, paths) {
|
|
/* If the temporary file is empty we ignore it.
|
|
* This allows the user to cancel the modification.
|
|
*/
|
|
if (null_or_empty_path(*tmp)) {
|
|
log_warning("Editing \"%s\" canceled: temporary file is empty.", *original);
|
|
continue;
|
|
}
|
|
|
|
r = rename(*tmp, *original);
|
|
if (r < 0) {
|
|
r = log_error_errno(errno, "Failed to rename \"%s\" to \"%s\": %m", *tmp, *original);
|
|
goto end;
|
|
}
|
|
}
|
|
|
|
r = 0;
|
|
|
|
if (!arg_no_reload && !install_client_side())
|
|
r = daemon_reload(argc, argv, userdata);
|
|
|
|
end:
|
|
STRV_FOREACH_PAIR(original, tmp, paths) {
|
|
(void) unlink(*tmp);
|
|
|
|
/* Removing empty dropin dirs */
|
|
if (!arg_full) {
|
|
_cleanup_free_ char *dir;
|
|
|
|
dir = dirname_malloc(*original);
|
|
if (!dir)
|
|
return log_oom();
|
|
|
|
/* no need to check if the dir is empty, rmdir
|
|
* does nothing if it is not the case.
|
|
*/
|
|
(void) rmdir(dir);
|
|
}
|
|
}
|
|
|
|
return r;
|
|
}
|
|
|
|
static int systemctl_help(void) {
|
|
_cleanup_free_ char *link = NULL;
|
|
int r;
|
|
|
|
(void) pager_open(arg_pager_flags);
|
|
|
|
r = terminal_urlify_man("systemctl", "1", &link);
|
|
if (r < 0)
|
|
return log_oom();
|
|
|
|
printf("%1$s [OPTIONS...] COMMAND ...\n\n"
|
|
"%5$sQuery or send control commands to the system manager.%6$s\n"
|
|
"\n%3$sUnit Commands:%4$s\n"
|
|
" list-units [PATTERN...] List units currently in memory\n"
|
|
" list-sockets [PATTERN...] List socket units currently in memory,\n"
|
|
" ordered by address\n"
|
|
" list-timers [PATTERN...] List timer units currently in memory,\n"
|
|
" ordered by next elapse\n"
|
|
" is-active PATTERN... Check whether units are active\n"
|
|
" is-failed PATTERN... Check whether units are failed\n"
|
|
" status [PATTERN...|PID...] Show runtime status of one or more units\n"
|
|
" show [PATTERN...|JOB...] Show properties of one or more\n"
|
|
" units/jobs or the manager\n"
|
|
" cat PATTERN... Show files and drop-ins of specified units\n"
|
|
" help PATTERN...|PID... Show manual for one or more units\n"
|
|
" list-dependencies [UNIT...] Recursively show units which are required\n"
|
|
" or wanted by the units or by which those\n"
|
|
" units are required or wanted\n"
|
|
" start UNIT... Start (activate) one or more units\n"
|
|
" stop UNIT... Stop (deactivate) one or more units\n"
|
|
" reload UNIT... Reload one or more units\n"
|
|
" restart UNIT... Start or restart one or more units\n"
|
|
" try-restart UNIT... Restart one or more units if active\n"
|
|
" reload-or-restart UNIT... Reload one or more units if possible,\n"
|
|
" otherwise start or restart\n"
|
|
" try-reload-or-restart UNIT... If active, reload one or more units,\n"
|
|
" if supported, otherwise restart\n"
|
|
" isolate UNIT Start one unit and stop all others\n"
|
|
" kill UNIT... Send signal to processes of a unit\n"
|
|
" clean UNIT... Clean runtime, cache, state, logs or\n"
|
|
" configuration of unit\n"
|
|
" freeze PATTERN... Freeze execution of unit processes\n"
|
|
" thaw PATTERN... Resume execution of a frozen unit\n"
|
|
" set-property UNIT PROPERTY=VALUE... Sets one or more properties of a unit\n"
|
|
" service-log-level SERVICE [LEVEL] Get/set logging threshold for service\n"
|
|
" service-log-target SERVICE [TARGET] Get/set logging target for service\n"
|
|
" reset-failed [PATTERN...] Reset failed state for all, one, or more\n"
|
|
" units"
|
|
"\n%3$sUnit File Commands:%4$s\n"
|
|
" list-unit-files [PATTERN...] List installed unit files\n"
|
|
" enable [UNIT...|PATH...] Enable one or more unit files\n"
|
|
" disable UNIT... Disable one or more unit files\n"
|
|
" reenable UNIT... Reenable one or more unit files\n"
|
|
" preset UNIT... Enable/disable one or more unit files\n"
|
|
" based on preset configuration\n"
|
|
" preset-all Enable/disable all unit files based on\n"
|
|
" preset configuration\n"
|
|
" is-enabled UNIT... Check whether unit files are enabled\n"
|
|
" mask UNIT... Mask one or more units\n"
|
|
" unmask UNIT... Unmask one or more units\n"
|
|
" link PATH... Link one or more units files into\n"
|
|
" the search path\n"
|
|
" revert UNIT... Revert one or more unit files to vendor\n"
|
|
" version\n"
|
|
" add-wants TARGET UNIT... Add 'Wants' dependency for the target\n"
|
|
" on specified one or more units\n"
|
|
" add-requires TARGET UNIT... Add 'Requires' dependency for the target\n"
|
|
" on specified one or more units\n"
|
|
" edit UNIT... Edit one or more unit files\n"
|
|
" get-default Get the name of the default target\n"
|
|
" set-default TARGET Set the default target\n"
|
|
"\n%3$sMachine Commands:%4$s\n"
|
|
" list-machines [PATTERN...] List local containers and host\n"
|
|
"\n%3$sJob Commands:%4$s\n"
|
|
" list-jobs [PATTERN...] List jobs\n"
|
|
" cancel [JOB...] Cancel all, one, or more jobs\n"
|
|
"\n%3$sEnvironment Commands:%4$s\n"
|
|
" show-environment Dump environment\n"
|
|
" set-environment VARIABLE=VALUE... Set one or more environment variables\n"
|
|
" unset-environment VARIABLE... Unset one or more environment variables\n"
|
|
" import-environment [VARIABLE...] Import all or some environment variables\n"
|
|
"\n%3$sManager State Commands:%4$s\n"
|
|
" daemon-reload Reload systemd manager configuration\n"
|
|
" daemon-reexec Reexecute systemd manager\n"
|
|
" log-level [LEVEL] Get/set logging threshold for manager\n"
|
|
" log-target [TARGET] Get/set logging target for manager\n"
|
|
" service-watchdogs [BOOL] Get/set service watchdog state\n"
|
|
"\n%3$sSystem Commands:%4$s\n"
|
|
" is-system-running Check whether system is fully running\n"
|
|
" default Enter system default mode\n"
|
|
" rescue Enter system rescue mode\n"
|
|
" emergency Enter system emergency mode\n"
|
|
" halt Shut down and halt the system\n"
|
|
" poweroff Shut down and power-off the system\n"
|
|
" reboot Shut down and reboot the system\n"
|
|
" kexec Shut down and reboot the system with kexec\n"
|
|
" exit [EXIT_CODE] Request user instance or container exit\n"
|
|
" switch-root ROOT [INIT] Change to a different root file system\n"
|
|
" suspend Suspend the system\n"
|
|
" hibernate Hibernate the system\n"
|
|
" hybrid-sleep Hibernate and suspend the system\n"
|
|
" suspend-then-hibernate Suspend the system, wake after a period of\n"
|
|
" time, and hibernate"
|
|
"\n%3$sOptions:%4$s\n"
|
|
" -h --help Show this help\n"
|
|
" --version Show package version\n"
|
|
" --system Connect to system manager\n"
|
|
" --user Connect to user service manager\n"
|
|
" -H --host=[USER@]HOST Operate on remote host\n"
|
|
" -M --machine=CONTAINER Operate on a local container\n"
|
|
" -t --type=TYPE List units of a particular type\n"
|
|
" --state=STATE List units with particular LOAD or SUB or ACTIVE state\n"
|
|
" --failed Shortcut for --state=failed\n"
|
|
" -p --property=NAME Show only properties by this name\n"
|
|
" -P NAME Equivalent to --value --property=NAME\n"
|
|
" -a --all Show all properties/all units currently in memory,\n"
|
|
" including dead/empty ones. To list all units installed\n"
|
|
" on the system, use 'list-unit-files' instead.\n"
|
|
" -l --full Don't ellipsize unit names on output\n"
|
|
" -r --recursive Show unit list of host and local containers\n"
|
|
" --reverse Show reverse dependencies with 'list-dependencies'\n"
|
|
" --with-dependencies Show unit dependencies with 'status', 'cat',\n"
|
|
" 'list-units', and 'list-unit-files'.\n"
|
|
" --job-mode=MODE Specify how to deal with already queued jobs, when\n"
|
|
" queueing a new job\n"
|
|
" -T --show-transaction When enqueuing a unit job, show full transaction\n"
|
|
" --show-types When showing sockets, explicitly show their type\n"
|
|
" --value When showing properties, only print the value\n"
|
|
" -i --ignore-inhibitors When shutting down or sleeping, ignore inhibitors\n"
|
|
" --kill-who=WHO Whom to send signal to\n"
|
|
" -s --signal=SIGNAL Which signal to send\n"
|
|
" --what=RESOURCES Which types of resources to remove\n"
|
|
" --now Start or stop unit after enabling or disabling it\n"
|
|
" --dry-run Only print what would be done\n"
|
|
" Currently supported by verbs: halt, poweroff, reboot,\n"
|
|
" kexec, suspend, hibernate, suspend-then-hibernate,\n"
|
|
" hybrid-sleep, default, rescue, emergency, and exit.\n"
|
|
" -q --quiet Suppress output\n"
|
|
" --wait For (re)start, wait until service stopped again\n"
|
|
" For is-system-running, wait until startup is completed\n"
|
|
" --no-block Do not wait until operation finished\n"
|
|
" --no-wall Don't send wall message before halt/power-off/reboot\n"
|
|
" --no-reload Don't reload daemon after en-/dis-abling unit files\n"
|
|
" --no-legend Do not print a legend (column headers and hints)\n"
|
|
" --no-pager Do not pipe output into a pager\n"
|
|
" --no-ask-password Do not ask for system passwords\n"
|
|
" --global Enable/disable/mask unit files globally\n"
|
|
" --runtime Enable/disable/mask unit files temporarily until next\n"
|
|
" reboot\n"
|
|
" -f --force When enabling unit files, override existing symlinks\n"
|
|
" When shutting down, execute action immediately\n"
|
|
" --preset-mode= Apply only enable, only disable, or all presets\n"
|
|
" --root=PATH Enable/disable/mask unit files in the specified root\n"
|
|
" directory\n"
|
|
" -n --lines=INTEGER Number of journal entries to show\n"
|
|
" -o --output=STRING Change journal output mode (short, short-precise,\n"
|
|
" short-iso, short-iso-precise, short-full,\n"
|
|
" short-monotonic, short-unix,\n"
|
|
" verbose, export, json, json-pretty, json-sse, cat)\n"
|
|
" --firmware-setup Tell the firmware to show the setup menu on next boot\n"
|
|
" --boot-loader-menu=TIME\n"
|
|
" Boot into boot loader menu on next boot\n"
|
|
" --boot-loader-entry=NAME\n"
|
|
" Boot into a specific boot loader entry on next boot\n"
|
|
" --plain Print unit dependencies as a list instead of a tree\n"
|
|
" --timestamp=FORMAT Change format of printed timestamps.\n"
|
|
" 'pretty' (default): 'Day YYYY-MM-DD HH:MM:SS TZ\n"
|
|
" 'us': 'Day YYYY-MM-DD HH:MM:SS.UUUUUU TZ\n"
|
|
" 'utc': 'Day YYYY-MM-DD HH:MM:SS UTC\n"
|
|
" 'us+utc': 'Day YYYY-MM-DD HH:MM:SS.UUUUUU UTC\n"
|
|
"\nSee the %2$s for details.\n"
|
|
, program_invocation_short_name
|
|
, link
|
|
, ansi_underline(), ansi_normal()
|
|
, ansi_highlight(), ansi_normal()
|
|
);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int halt_help(void) {
|
|
_cleanup_free_ char *link = NULL;
|
|
int r;
|
|
|
|
r = terminal_urlify_man("halt", "8", &link);
|
|
if (r < 0)
|
|
return log_oom();
|
|
|
|
printf("%s [OPTIONS...]%s\n"
|
|
"\n%s%s the system.%s\n"
|
|
"\nOptions:\n"
|
|
" --help Show this help\n"
|
|
" --halt Halt the machine\n"
|
|
" -p --poweroff Switch off the machine\n"
|
|
" --reboot Reboot the machine\n"
|
|
" -f --force Force immediate halt/power-off/reboot\n"
|
|
" -w --wtmp-only Don't halt/power-off/reboot, just write wtmp record\n"
|
|
" -d --no-wtmp Don't write wtmp record\n"
|
|
" --no-wall Don't send wall message before halt/power-off/reboot\n"
|
|
"\nSee the %s for details.\n"
|
|
, program_invocation_short_name
|
|
, arg_action == ACTION_REBOOT ? " [ARG]" : ""
|
|
, ansi_highlight()
|
|
, arg_action == ACTION_REBOOT ? "Reboot" :
|
|
arg_action == ACTION_POWEROFF ? "Power off" :
|
|
"Halt"
|
|
, ansi_normal()
|
|
, link
|
|
);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int shutdown_help(void) {
|
|
_cleanup_free_ char *link = NULL;
|
|
int r;
|
|
|
|
r = terminal_urlify_man("shutdown", "8", &link);
|
|
if (r < 0)
|
|
return log_oom();
|
|
|
|
printf("%s [OPTIONS...] [TIME] [WALL...]\n"
|
|
"\n%sShut down the system.%s\n"
|
|
"\nOptions:\n"
|
|
" --help Show this help\n"
|
|
" -H --halt Halt the machine\n"
|
|
" -P --poweroff Power-off the machine\n"
|
|
" -r --reboot Reboot the machine\n"
|
|
" -h Equivalent to --poweroff, overridden by --halt\n"
|
|
" -k Don't halt/power-off/reboot, just send warnings\n"
|
|
" --no-wall Don't send wall message before halt/power-off/reboot\n"
|
|
" -c Cancel a pending shutdown\n"
|
|
"\nSee the %s for details.\n"
|
|
, program_invocation_short_name
|
|
, ansi_highlight(), ansi_normal()
|
|
, link
|
|
);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int telinit_help(void) {
|
|
_cleanup_free_ char *link = NULL;
|
|
int r;
|
|
|
|
r = terminal_urlify_man("telinit", "8", &link);
|
|
if (r < 0)
|
|
return log_oom();
|
|
|
|
printf("%s [OPTIONS...] COMMAND\n\n"
|
|
"%sSend control commands to the init daemon.%s\n"
|
|
"\nCommands:\n"
|
|
" 0 Power-off the machine\n"
|
|
" 6 Reboot the machine\n"
|
|
" 2, 3, 4, 5 Start runlevelX.target unit\n"
|
|
" 1, s, S Enter rescue mode\n"
|
|
" q, Q Reload init daemon configuration\n"
|
|
" u, U Reexecute init daemon\n"
|
|
"\nOptions:\n"
|
|
" --help Show this help\n"
|
|
" --no-wall Don't send wall message before halt/power-off/reboot\n"
|
|
"\nSee the %s for details.\n"
|
|
, program_invocation_short_name
|
|
, ansi_highlight(), ansi_normal()
|
|
, link
|
|
);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int runlevel_help(void) {
|
|
_cleanup_free_ char *link = NULL;
|
|
int r;
|
|
|
|
r = terminal_urlify_man("runlevel", "8", &link);
|
|
if (r < 0)
|
|
return log_oom();
|
|
|
|
printf("%s [OPTIONS...]\n"
|
|
"\n%sPrints the previous and current runlevel of the init system.%s\n"
|
|
"\nOptions:\n"
|
|
" --help Show this help\n"
|
|
"\nSee the %s for details.\n"
|
|
, program_invocation_short_name
|
|
, ansi_highlight(), ansi_normal()
|
|
, link
|
|
);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void help_types(void) {
|
|
if (!arg_no_legend)
|
|
puts("Available unit types:");
|
|
|
|
DUMP_STRING_TABLE(unit_type, UnitType, _UNIT_TYPE_MAX);
|
|
}
|
|
|
|
static void help_states(void) {
|
|
if (!arg_no_legend)
|
|
puts("Available unit load states:");
|
|
DUMP_STRING_TABLE(unit_load_state, UnitLoadState, _UNIT_LOAD_STATE_MAX);
|
|
|
|
if (!arg_no_legend)
|
|
puts("\nAvailable unit active states:");
|
|
DUMP_STRING_TABLE(unit_active_state, UnitActiveState, _UNIT_ACTIVE_STATE_MAX);
|
|
|
|
if (!arg_no_legend)
|
|
puts("\nAvailable unit file states:");
|
|
DUMP_STRING_TABLE(unit_file_state, UnitFileState, _UNIT_FILE_STATE_MAX);
|
|
|
|
if (!arg_no_legend)
|
|
puts("\nAvailable automount unit substates:");
|
|
DUMP_STRING_TABLE(automount_state, AutomountState, _AUTOMOUNT_STATE_MAX);
|
|
|
|
if (!arg_no_legend)
|
|
puts("\nAvailable device unit substates:");
|
|
DUMP_STRING_TABLE(device_state, DeviceState, _DEVICE_STATE_MAX);
|
|
|
|
if (!arg_no_legend)
|
|
puts("\nAvailable mount unit substates:");
|
|
DUMP_STRING_TABLE(mount_state, MountState, _MOUNT_STATE_MAX);
|
|
|
|
if (!arg_no_legend)
|
|
puts("\nAvailable path unit substates:");
|
|
DUMP_STRING_TABLE(path_state, PathState, _PATH_STATE_MAX);
|
|
|
|
if (!arg_no_legend)
|
|
puts("\nAvailable scope unit substates:");
|
|
DUMP_STRING_TABLE(scope_state, ScopeState, _SCOPE_STATE_MAX);
|
|
|
|
if (!arg_no_legend)
|
|
puts("\nAvailable service unit substates:");
|
|
DUMP_STRING_TABLE(service_state, ServiceState, _SERVICE_STATE_MAX);
|
|
|
|
if (!arg_no_legend)
|
|
puts("\nAvailable slice unit substates:");
|
|
DUMP_STRING_TABLE(slice_state, SliceState, _SLICE_STATE_MAX);
|
|
|
|
if (!arg_no_legend)
|
|
puts("\nAvailable socket unit substates:");
|
|
DUMP_STRING_TABLE(socket_state, SocketState, _SOCKET_STATE_MAX);
|
|
|
|
if (!arg_no_legend)
|
|
puts("\nAvailable swap unit substates:");
|
|
DUMP_STRING_TABLE(swap_state, SwapState, _SWAP_STATE_MAX);
|
|
|
|
if (!arg_no_legend)
|
|
puts("\nAvailable target unit substates:");
|
|
DUMP_STRING_TABLE(target_state, TargetState, _TARGET_STATE_MAX);
|
|
|
|
if (!arg_no_legend)
|
|
puts("\nAvailable timer unit substates:");
|
|
DUMP_STRING_TABLE(timer_state, TimerState, _TIMER_STATE_MAX);
|
|
}
|
|
|
|
static int help_boot_loader_entry(void) {
|
|
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
|
|
_cleanup_strv_free_ char **l = NULL;
|
|
sd_bus *bus;
|
|
char **i;
|
|
int r;
|
|
|
|
r = acquire_bus(BUS_FULL, &bus);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
r = bus_get_property_strv(bus, bus_login_mgr, "BootLoaderEntries", &error, &l);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to enumerate boot loader entries: %s", bus_error_message(&error, r));
|
|
|
|
if (strv_isempty(l))
|
|
return log_error_errno(SYNTHETIC_ERRNO(ENODATA), "No boot loader entries discovered.");
|
|
|
|
STRV_FOREACH(i, l)
|
|
puts(*i);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int systemctl_parse_argv(int argc, char *argv[]) {
|
|
enum {
|
|
ARG_FAIL = 0x100,
|
|
ARG_REVERSE,
|
|
ARG_AFTER,
|
|
ARG_BEFORE,
|
|
ARG_DRY_RUN,
|
|
ARG_SHOW_TYPES,
|
|
ARG_IRREVERSIBLE,
|
|
ARG_IGNORE_DEPENDENCIES,
|
|
ARG_VALUE,
|
|
ARG_VERSION,
|
|
ARG_USER,
|
|
ARG_SYSTEM,
|
|
ARG_GLOBAL,
|
|
ARG_NO_BLOCK,
|
|
ARG_NO_LEGEND,
|
|
ARG_NO_PAGER,
|
|
ARG_NO_WALL,
|
|
ARG_ROOT,
|
|
ARG_NO_RELOAD,
|
|
ARG_KILL_WHO,
|
|
ARG_NO_ASK_PASSWORD,
|
|
ARG_FAILED,
|
|
ARG_RUNTIME,
|
|
ARG_PLAIN,
|
|
ARG_STATE,
|
|
ARG_JOB_MODE,
|
|
ARG_PRESET_MODE,
|
|
ARG_FIRMWARE_SETUP,
|
|
ARG_BOOT_LOADER_MENU,
|
|
ARG_BOOT_LOADER_ENTRY,
|
|
ARG_NOW,
|
|
ARG_MESSAGE,
|
|
ARG_WITH_DEPENDENCIES,
|
|
ARG_WAIT,
|
|
ARG_WHAT,
|
|
ARG_REBOOT_ARG,
|
|
ARG_TIMESTAMP_STYLE,
|
|
};
|
|
|
|
static const struct option options[] = {
|
|
{ "help", no_argument, NULL, 'h' },
|
|
{ "version", no_argument, NULL, ARG_VERSION },
|
|
{ "type", required_argument, NULL, 't' },
|
|
{ "property", required_argument, NULL, 'p' },
|
|
{ "all", no_argument, NULL, 'a' },
|
|
{ "reverse", no_argument, NULL, ARG_REVERSE },
|
|
{ "after", no_argument, NULL, ARG_AFTER },
|
|
{ "before", no_argument, NULL, ARG_BEFORE },
|
|
{ "show-types", no_argument, NULL, ARG_SHOW_TYPES },
|
|
{ "failed", no_argument, NULL, ARG_FAILED }, /* compatibility only */
|
|
{ "full", no_argument, NULL, 'l' },
|
|
{ "job-mode", required_argument, NULL, ARG_JOB_MODE },
|
|
{ "fail", no_argument, NULL, ARG_FAIL }, /* compatibility only */
|
|
{ "irreversible", no_argument, NULL, ARG_IRREVERSIBLE }, /* compatibility only */
|
|
{ "ignore-dependencies", no_argument, NULL, ARG_IGNORE_DEPENDENCIES }, /* compatibility only */
|
|
{ "ignore-inhibitors", no_argument, NULL, 'i' },
|
|
{ "value", no_argument, NULL, ARG_VALUE },
|
|
{ "user", no_argument, NULL, ARG_USER },
|
|
{ "system", no_argument, NULL, ARG_SYSTEM },
|
|
{ "global", no_argument, NULL, ARG_GLOBAL },
|
|
{ "wait", no_argument, NULL, ARG_WAIT },
|
|
{ "no-block", no_argument, NULL, ARG_NO_BLOCK },
|
|
{ "no-legend", no_argument, NULL, ARG_NO_LEGEND },
|
|
{ "no-pager", no_argument, NULL, ARG_NO_PAGER },
|
|
{ "no-wall", no_argument, NULL, ARG_NO_WALL },
|
|
{ "dry-run", no_argument, NULL, ARG_DRY_RUN },
|
|
{ "quiet", no_argument, NULL, 'q' },
|
|
{ "root", required_argument, NULL, ARG_ROOT },
|
|
{ "force", no_argument, NULL, 'f' },
|
|
{ "no-reload", no_argument, NULL, ARG_NO_RELOAD },
|
|
{ "kill-who", required_argument, NULL, ARG_KILL_WHO },
|
|
{ "signal", required_argument, NULL, 's' },
|
|
{ "no-ask-password", no_argument, NULL, ARG_NO_ASK_PASSWORD },
|
|
{ "host", required_argument, NULL, 'H' },
|
|
{ "machine", required_argument, NULL, 'M' },
|
|
{ "runtime", no_argument, NULL, ARG_RUNTIME },
|
|
{ "lines", required_argument, NULL, 'n' },
|
|
{ "output", required_argument, NULL, 'o' },
|
|
{ "plain", no_argument, NULL, ARG_PLAIN },
|
|
{ "state", required_argument, NULL, ARG_STATE },
|
|
{ "recursive", no_argument, NULL, 'r' },
|
|
{ "with-dependencies", no_argument, NULL, ARG_WITH_DEPENDENCIES },
|
|
{ "preset-mode", required_argument, NULL, ARG_PRESET_MODE },
|
|
{ "firmware-setup", no_argument, NULL, ARG_FIRMWARE_SETUP },
|
|
{ "boot-loader-menu", required_argument, NULL, ARG_BOOT_LOADER_MENU },
|
|
{ "boot-loader-entry", required_argument, NULL, ARG_BOOT_LOADER_ENTRY },
|
|
{ "now", no_argument, NULL, ARG_NOW },
|
|
{ "message", required_argument, NULL, ARG_MESSAGE },
|
|
{ "show-transaction", no_argument, NULL, 'T' },
|
|
{ "what", required_argument, NULL, ARG_WHAT },
|
|
{ "reboot-argument", required_argument, NULL, ARG_REBOOT_ARG },
|
|
{ "timestamp", required_argument, NULL, ARG_TIMESTAMP_STYLE },
|
|
{}
|
|
};
|
|
|
|
int c, r;
|
|
|
|
assert(argc >= 0);
|
|
assert(argv);
|
|
|
|
/* we default to allowing interactive authorization only in systemctl (not in the legacy commands) */
|
|
arg_ask_password = true;
|
|
|
|
while ((c = getopt_long(argc, argv, "ht:p:P:alqfs:H:M:n:o:iTr.::", options, NULL)) >= 0)
|
|
|
|
switch (c) {
|
|
|
|
case 'h':
|
|
return systemctl_help();
|
|
|
|
case ARG_VERSION:
|
|
return version();
|
|
|
|
case 't': {
|
|
const char *p;
|
|
|
|
if (isempty(optarg))
|
|
return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
|
|
"--type= requires arguments.");
|
|
|
|
for (p = optarg;;) {
|
|
_cleanup_free_ char *type = NULL;
|
|
|
|
r = extract_first_word(&p, &type, ",", 0);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to parse type: %s", optarg);
|
|
if (r == 0)
|
|
break;
|
|
|
|
if (streq(type, "help")) {
|
|
help_types();
|
|
return 0;
|
|
}
|
|
|
|
if (unit_type_from_string(type) >= 0) {
|
|
if (strv_consume(&arg_types, TAKE_PTR(type)) < 0)
|
|
return log_oom();
|
|
continue;
|
|
}
|
|
|
|
/* It's much nicer to use --state= for
|
|
* load states, but let's support this
|
|
* in --types= too for compatibility
|
|
* with old versions */
|
|
if (unit_load_state_from_string(type) >= 0) {
|
|
if (strv_consume(&arg_states, TAKE_PTR(type)) < 0)
|
|
return log_oom();
|
|
continue;
|
|
}
|
|
|
|
log_error("Unknown unit type or load state '%s'.", type);
|
|
return log_info_errno(SYNTHETIC_ERRNO(EINVAL),
|
|
"Use -t help to see a list of allowed values.");
|
|
}
|
|
|
|
break;
|
|
}
|
|
|
|
case 'P':
|
|
arg_value = true;
|
|
_fallthrough_;
|
|
|
|
case 'p':
|
|
/* Make sure that if the empty property list was specified, we won't show any
|
|
properties. */
|
|
if (isempty(optarg) && !arg_properties) {
|
|
arg_properties = new0(char*, 1);
|
|
if (!arg_properties)
|
|
return log_oom();
|
|
} else {
|
|
const char *p;
|
|
|
|
for (p = optarg;;) {
|
|
_cleanup_free_ char *prop = NULL;
|
|
|
|
r = extract_first_word(&p, &prop, ",", 0);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to parse property: %s", optarg);
|
|
if (r == 0)
|
|
break;
|
|
|
|
if (strv_consume(&arg_properties, TAKE_PTR(prop)) < 0)
|
|
return log_oom();
|
|
}
|
|
}
|
|
|
|
/* If the user asked for a particular property, show it, even if it is empty. */
|
|
arg_all = true;
|
|
|
|
break;
|
|
|
|
case 'a':
|
|
arg_all = true;
|
|
break;
|
|
|
|
case ARG_REVERSE:
|
|
arg_dependency = DEPENDENCY_REVERSE;
|
|
break;
|
|
|
|
case ARG_AFTER:
|
|
arg_dependency = DEPENDENCY_AFTER;
|
|
arg_jobs_after = true;
|
|
break;
|
|
|
|
case ARG_BEFORE:
|
|
arg_dependency = DEPENDENCY_BEFORE;
|
|
arg_jobs_before = true;
|
|
break;
|
|
|
|
case ARG_SHOW_TYPES:
|
|
arg_show_types = true;
|
|
break;
|
|
|
|
case ARG_VALUE:
|
|
arg_value = true;
|
|
break;
|
|
|
|
case ARG_JOB_MODE:
|
|
arg_job_mode = optarg;
|
|
break;
|
|
|
|
case ARG_FAIL:
|
|
arg_job_mode = "fail";
|
|
break;
|
|
|
|
case ARG_IRREVERSIBLE:
|
|
arg_job_mode = "replace-irreversibly";
|
|
break;
|
|
|
|
case ARG_IGNORE_DEPENDENCIES:
|
|
arg_job_mode = "ignore-dependencies";
|
|
break;
|
|
|
|
case ARG_USER:
|
|
arg_scope = UNIT_FILE_USER;
|
|
break;
|
|
|
|
case ARG_SYSTEM:
|
|
arg_scope = UNIT_FILE_SYSTEM;
|
|
break;
|
|
|
|
case ARG_GLOBAL:
|
|
arg_scope = UNIT_FILE_GLOBAL;
|
|
break;
|
|
|
|
case ARG_WAIT:
|
|
arg_wait = true;
|
|
break;
|
|
|
|
case ARG_NO_BLOCK:
|
|
arg_no_block = true;
|
|
break;
|
|
|
|
case ARG_NO_LEGEND:
|
|
arg_no_legend = true;
|
|
break;
|
|
|
|
case ARG_NO_PAGER:
|
|
arg_pager_flags |= PAGER_DISABLE;
|
|
break;
|
|
|
|
case ARG_NO_WALL:
|
|
arg_no_wall = true;
|
|
break;
|
|
|
|
case ARG_ROOT:
|
|
r = parse_path_argument_and_warn(optarg, false, &arg_root);
|
|
if (r < 0)
|
|
return r;
|
|
break;
|
|
|
|
case 'l':
|
|
arg_full = true;
|
|
break;
|
|
|
|
case ARG_FAILED:
|
|
if (strv_extend(&arg_states, "failed") < 0)
|
|
return log_oom();
|
|
|
|
break;
|
|
|
|
case ARG_DRY_RUN:
|
|
arg_dry_run = true;
|
|
break;
|
|
|
|
case 'q':
|
|
arg_quiet = true;
|
|
break;
|
|
|
|
case 'f':
|
|
arg_force++;
|
|
break;
|
|
|
|
case ARG_NO_RELOAD:
|
|
arg_no_reload = true;
|
|
break;
|
|
|
|
case ARG_KILL_WHO:
|
|
arg_kill_who = optarg;
|
|
break;
|
|
|
|
case 's':
|
|
if (streq(optarg, "help")) {
|
|
DUMP_STRING_TABLE(signal, int, _NSIG);
|
|
return 0;
|
|
}
|
|
|
|
arg_signal = signal_from_string(optarg);
|
|
if (arg_signal < 0)
|
|
return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
|
|
"Failed to parse signal string %s.",
|
|
optarg);
|
|
break;
|
|
|
|
case ARG_NO_ASK_PASSWORD:
|
|
arg_ask_password = false;
|
|
break;
|
|
|
|
case 'H':
|
|
arg_transport = BUS_TRANSPORT_REMOTE;
|
|
arg_host = optarg;
|
|
break;
|
|
|
|
case 'M':
|
|
arg_transport = BUS_TRANSPORT_MACHINE;
|
|
arg_host = optarg;
|
|
break;
|
|
|
|
case ARG_RUNTIME:
|
|
arg_runtime = true;
|
|
break;
|
|
|
|
case 'n':
|
|
if (safe_atou(optarg, &arg_lines) < 0)
|
|
return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
|
|
"Failed to parse lines '%s'",
|
|
optarg);
|
|
break;
|
|
|
|
case 'o':
|
|
if (streq(optarg, "help")) {
|
|
DUMP_STRING_TABLE(output_mode, OutputMode, _OUTPUT_MODE_MAX);
|
|
return 0;
|
|
}
|
|
|
|
arg_output = output_mode_from_string(optarg);
|
|
if (arg_output < 0)
|
|
return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
|
|
"Unknown output '%s'.",
|
|
optarg);
|
|
|
|
if (OUTPUT_MODE_IS_JSON(arg_output)) {
|
|
arg_no_legend = true;
|
|
arg_plain = true;
|
|
}
|
|
break;
|
|
|
|
case 'i':
|
|
arg_ignore_inhibitors = true;
|
|
break;
|
|
|
|
case ARG_PLAIN:
|
|
arg_plain = true;
|
|
break;
|
|
|
|
case ARG_FIRMWARE_SETUP:
|
|
arg_firmware_setup = true;
|
|
break;
|
|
|
|
case ARG_BOOT_LOADER_MENU:
|
|
|
|
r = parse_sec(optarg, &arg_boot_loader_menu);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to parse --boot-loader-menu= argument '%s': %m", optarg);
|
|
|
|
break;
|
|
|
|
case ARG_BOOT_LOADER_ENTRY:
|
|
|
|
if (streq(optarg, "help")) { /* Yes, this means, "help" is not a valid boot loader entry name we can deal with */
|
|
r = help_boot_loader_entry();
|
|
if (r < 0)
|
|
return r;
|
|
|
|
return 0;
|
|
}
|
|
|
|
arg_boot_loader_entry = empty_to_null(optarg);
|
|
break;
|
|
|
|
case ARG_STATE: {
|
|
const char *p;
|
|
|
|
if (isempty(optarg))
|
|
return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
|
|
"--state= requires arguments.");
|
|
|
|
for (p = optarg;;) {
|
|
_cleanup_free_ char *s = NULL;
|
|
|
|
r = extract_first_word(&p, &s, ",", 0);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to parse state: %s", optarg);
|
|
if (r == 0)
|
|
break;
|
|
|
|
if (streq(s, "help")) {
|
|
help_states();
|
|
return 0;
|
|
}
|
|
|
|
if (strv_consume(&arg_states, TAKE_PTR(s)) < 0)
|
|
return log_oom();
|
|
}
|
|
break;
|
|
}
|
|
|
|
case 'r':
|
|
if (geteuid() != 0)
|
|
return log_error_errno(SYNTHETIC_ERRNO(EPERM),
|
|
"--recursive requires root privileges.");
|
|
|
|
arg_recursive = true;
|
|
break;
|
|
|
|
case ARG_PRESET_MODE:
|
|
if (streq(optarg, "help")) {
|
|
DUMP_STRING_TABLE(unit_file_preset_mode, UnitFilePresetMode, _UNIT_FILE_PRESET_MAX);
|
|
return 0;
|
|
}
|
|
|
|
arg_preset_mode = unit_file_preset_mode_from_string(optarg);
|
|
if (arg_preset_mode < 0)
|
|
return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
|
|
"Failed to parse preset mode: %s.", optarg);
|
|
|
|
break;
|
|
|
|
case ARG_NOW:
|
|
arg_now = true;
|
|
break;
|
|
|
|
case ARG_MESSAGE:
|
|
if (strv_extend(&arg_wall, optarg) < 0)
|
|
return log_oom();
|
|
break;
|
|
|
|
case 'T':
|
|
arg_show_transaction = true;
|
|
break;
|
|
|
|
case ARG_WITH_DEPENDENCIES:
|
|
arg_with_dependencies = true;
|
|
break;
|
|
|
|
case ARG_WHAT: {
|
|
const char *p;
|
|
|
|
if (isempty(optarg))
|
|
return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "--what= requires arguments.");
|
|
|
|
for (p = optarg;;) {
|
|
_cleanup_free_ char *k = NULL;
|
|
|
|
r = extract_first_word(&p, &k, ",", 0);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to parse directory type: %s", optarg);
|
|
if (r == 0)
|
|
break;
|
|
|
|
if (streq(k, "help")) {
|
|
puts("runtime\n"
|
|
"state\n"
|
|
"cache\n"
|
|
"logs\n"
|
|
"configuration");
|
|
return 0;
|
|
}
|
|
|
|
r = strv_consume(&arg_clean_what, TAKE_PTR(k));
|
|
if (r < 0)
|
|
return log_oom();
|
|
}
|
|
|
|
break;
|
|
}
|
|
|
|
case ARG_REBOOT_ARG:
|
|
arg_reboot_argument = optarg;
|
|
break;
|
|
|
|
case ARG_TIMESTAMP_STYLE:
|
|
if (streq(optarg, "help")) {
|
|
DUMP_STRING_TABLE(timestamp_style, TimestampStyle, _TIMESTAMP_STYLE_MAX);
|
|
return 0;
|
|
}
|
|
|
|
arg_timestamp_style = timestamp_style_from_string(optarg);
|
|
if (arg_timestamp_style < 0)
|
|
return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
|
|
"Invalid value: %s.", optarg);
|
|
|
|
break;
|
|
|
|
case '.':
|
|
/* Output an error mimicking getopt, and print a hint afterwards */
|
|
log_error("%s: invalid option -- '.'", program_invocation_name);
|
|
log_notice("Hint: to specify units starting with a dash, use \"--\":\n"
|
|
" %s [OPTIONS...] COMMAND -- -.%s ...",
|
|
program_invocation_name, optarg ?: "mount");
|
|
_fallthrough_;
|
|
|
|
case '?':
|
|
return -EINVAL;
|
|
|
|
default:
|
|
assert_not_reached("Unhandled option");
|
|
}
|
|
|
|
if (arg_transport != BUS_TRANSPORT_LOCAL && arg_scope != UNIT_FILE_SYSTEM)
|
|
return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
|
|
"Cannot access user instance remotely.");
|
|
|
|
if (arg_wait && arg_no_block)
|
|
return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
|
|
"--wait may not be combined with --no-block.");
|
|
|
|
return 1;
|
|
}
|
|
|
|
static int halt_parse_argv(int argc, char *argv[]) {
|
|
enum {
|
|
ARG_HELP = 0x100,
|
|
ARG_HALT,
|
|
ARG_REBOOT,
|
|
ARG_NO_WALL
|
|
};
|
|
|
|
static const struct option options[] = {
|
|
{ "help", no_argument, NULL, ARG_HELP },
|
|
{ "halt", no_argument, NULL, ARG_HALT },
|
|
{ "poweroff", no_argument, NULL, 'p' },
|
|
{ "reboot", no_argument, NULL, ARG_REBOOT },
|
|
{ "force", no_argument, NULL, 'f' },
|
|
{ "wtmp-only", no_argument, NULL, 'w' },
|
|
{ "no-wtmp", no_argument, NULL, 'd' },
|
|
{ "no-sync", no_argument, NULL, 'n' },
|
|
{ "no-wall", no_argument, NULL, ARG_NO_WALL },
|
|
{}
|
|
};
|
|
|
|
int c, r, runlevel;
|
|
|
|
assert(argc >= 0);
|
|
assert(argv);
|
|
|
|
if (utmp_get_runlevel(&runlevel, NULL) >= 0)
|
|
if (IN_SET(runlevel, '0', '6'))
|
|
arg_force = 2;
|
|
|
|
while ((c = getopt_long(argc, argv, "pfwdnih", options, NULL)) >= 0)
|
|
switch (c) {
|
|
|
|
case ARG_HELP:
|
|
return halt_help();
|
|
|
|
case ARG_HALT:
|
|
arg_action = ACTION_HALT;
|
|
break;
|
|
|
|
case 'p':
|
|
if (arg_action != ACTION_REBOOT)
|
|
arg_action = ACTION_POWEROFF;
|
|
break;
|
|
|
|
case ARG_REBOOT:
|
|
arg_action = ACTION_REBOOT;
|
|
break;
|
|
|
|
case 'f':
|
|
arg_force = 2;
|
|
break;
|
|
|
|
case 'w':
|
|
arg_dry_run = true;
|
|
break;
|
|
|
|
case 'd':
|
|
arg_no_wtmp = true;
|
|
break;
|
|
|
|
case 'n':
|
|
arg_no_sync = true;
|
|
break;
|
|
|
|
case ARG_NO_WALL:
|
|
arg_no_wall = true;
|
|
break;
|
|
|
|
case 'i':
|
|
case 'h':
|
|
/* Compatibility nops */
|
|
break;
|
|
|
|
case '?':
|
|
return -EINVAL;
|
|
|
|
default:
|
|
assert_not_reached("Unhandled option");
|
|
}
|
|
|
|
if (arg_action == ACTION_REBOOT && (argc == optind || argc == optind + 1)) {
|
|
r = update_reboot_parameter_and_warn(argc == optind + 1 ? argv[optind] : NULL, false);
|
|
if (r < 0)
|
|
return r;
|
|
} else if (optind < argc)
|
|
return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
|
|
"Too many arguments.");
|
|
|
|
return 1;
|
|
}
|
|
|
|
static int shutdown_parse_argv(int argc, char *argv[]) {
|
|
enum {
|
|
ARG_HELP = 0x100,
|
|
ARG_NO_WALL
|
|
};
|
|
|
|
static const struct option options[] = {
|
|
{ "help", no_argument, NULL, ARG_HELP },
|
|
{ "halt", no_argument, NULL, 'H' },
|
|
{ "poweroff", no_argument, NULL, 'P' },
|
|
{ "reboot", no_argument, NULL, 'r' },
|
|
{ "kexec", no_argument, NULL, 'K' }, /* not documented extension */
|
|
{ "no-wall", no_argument, NULL, ARG_NO_WALL },
|
|
{}
|
|
};
|
|
|
|
char **wall = NULL;
|
|
int c, r;
|
|
|
|
assert(argc >= 0);
|
|
assert(argv);
|
|
|
|
while ((c = getopt_long(argc, argv, "HPrhkKat:fFc", options, NULL)) >= 0)
|
|
switch (c) {
|
|
|
|
case ARG_HELP:
|
|
return shutdown_help();
|
|
|
|
case 'H':
|
|
arg_action = ACTION_HALT;
|
|
break;
|
|
|
|
case 'P':
|
|
arg_action = ACTION_POWEROFF;
|
|
break;
|
|
|
|
case 'r':
|
|
if (kexec_loaded())
|
|
arg_action = ACTION_KEXEC;
|
|
else
|
|
arg_action = ACTION_REBOOT;
|
|
break;
|
|
|
|
case 'K':
|
|
arg_action = ACTION_KEXEC;
|
|
break;
|
|
|
|
case 'h':
|
|
if (arg_action != ACTION_HALT)
|
|
arg_action = ACTION_POWEROFF;
|
|
break;
|
|
|
|
case 'k':
|
|
arg_dry_run = true;
|
|
break;
|
|
|
|
case ARG_NO_WALL:
|
|
arg_no_wall = true;
|
|
break;
|
|
|
|
case 'a':
|
|
case 't': /* Note that we also ignore any passed argument to -t, not just the -t itself */
|
|
case 'f':
|
|
case 'F':
|
|
/* Compatibility nops */
|
|
break;
|
|
|
|
case 'c':
|
|
arg_action = ACTION_CANCEL_SHUTDOWN;
|
|
break;
|
|
|
|
case '?':
|
|
return -EINVAL;
|
|
|
|
default:
|
|
assert_not_reached("Unhandled option");
|
|
}
|
|
|
|
if (argc > optind && arg_action != ACTION_CANCEL_SHUTDOWN) {
|
|
r = parse_shutdown_time_spec(argv[optind], &arg_when);
|
|
if (r < 0) {
|
|
log_error("Failed to parse time specification: %s", argv[optind]);
|
|
return r;
|
|
}
|
|
} else
|
|
arg_when = now(CLOCK_REALTIME) + USEC_PER_MINUTE;
|
|
|
|
if (argc > optind && arg_action == ACTION_CANCEL_SHUTDOWN)
|
|
/* No time argument for shutdown cancel */
|
|
wall = argv + optind;
|
|
else if (argc > optind + 1)
|
|
/* We skip the time argument */
|
|
wall = argv + optind + 1;
|
|
|
|
if (wall) {
|
|
arg_wall = strv_copy(wall);
|
|
if (!arg_wall)
|
|
return log_oom();
|
|
}
|
|
|
|
optind = argc;
|
|
|
|
return 1;
|
|
}
|
|
|
|
static int telinit_parse_argv(int argc, char *argv[]) {
|
|
enum {
|
|
ARG_HELP = 0x100,
|
|
ARG_NO_WALL
|
|
};
|
|
|
|
static const struct option options[] = {
|
|
{ "help", no_argument, NULL, ARG_HELP },
|
|
{ "no-wall", no_argument, NULL, ARG_NO_WALL },
|
|
{}
|
|
};
|
|
|
|
static const struct {
|
|
char from;
|
|
enum action to;
|
|
} table[] = {
|
|
{ '0', ACTION_POWEROFF },
|
|
{ '6', ACTION_REBOOT },
|
|
{ '1', ACTION_RESCUE },
|
|
{ '2', ACTION_RUNLEVEL2 },
|
|
{ '3', ACTION_RUNLEVEL3 },
|
|
{ '4', ACTION_RUNLEVEL4 },
|
|
{ '5', ACTION_RUNLEVEL5 },
|
|
{ 's', ACTION_RESCUE },
|
|
{ 'S', ACTION_RESCUE },
|
|
{ 'q', ACTION_RELOAD },
|
|
{ 'Q', ACTION_RELOAD },
|
|
{ 'u', ACTION_REEXEC },
|
|
{ 'U', ACTION_REEXEC }
|
|
};
|
|
|
|
unsigned i;
|
|
int c;
|
|
|
|
assert(argc >= 0);
|
|
assert(argv);
|
|
|
|
while ((c = getopt_long(argc, argv, "", options, NULL)) >= 0)
|
|
switch (c) {
|
|
|
|
case ARG_HELP:
|
|
return telinit_help();
|
|
|
|
case ARG_NO_WALL:
|
|
arg_no_wall = true;
|
|
break;
|
|
|
|
case '?':
|
|
return -EINVAL;
|
|
|
|
default:
|
|
assert_not_reached("Unhandled option");
|
|
}
|
|
|
|
if (optind >= argc)
|
|
return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
|
|
"%s: required argument missing.",
|
|
program_invocation_short_name);
|
|
|
|
if (optind + 1 < argc)
|
|
return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
|
|
"Too many arguments.");
|
|
|
|
if (strlen(argv[optind]) != 1)
|
|
return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
|
|
"Expected single character argument.");
|
|
|
|
for (i = 0; i < ELEMENTSOF(table); i++)
|
|
if (table[i].from == argv[optind][0])
|
|
break;
|
|
|
|
if (i >= ELEMENTSOF(table))
|
|
return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
|
|
"Unknown command '%s'.", argv[optind]);
|
|
|
|
arg_action = table[i].to;
|
|
|
|
optind++;
|
|
|
|
return 1;
|
|
}
|
|
|
|
static int runlevel_parse_argv(int argc, char *argv[]) {
|
|
enum {
|
|
ARG_HELP = 0x100,
|
|
};
|
|
|
|
static const struct option options[] = {
|
|
{ "help", no_argument, NULL, ARG_HELP },
|
|
{}
|
|
};
|
|
|
|
int c;
|
|
|
|
assert(argc >= 0);
|
|
assert(argv);
|
|
|
|
while ((c = getopt_long(argc, argv, "", options, NULL)) >= 0)
|
|
switch (c) {
|
|
|
|
case ARG_HELP:
|
|
return runlevel_help();
|
|
|
|
case '?':
|
|
return -EINVAL;
|
|
|
|
default:
|
|
assert_not_reached("Unhandled option");
|
|
}
|
|
|
|
if (optind < argc)
|
|
return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
|
|
"Too many arguments.");
|
|
|
|
return 1;
|
|
}
|
|
|
|
static int parse_argv(int argc, char *argv[]) {
|
|
assert(argc >= 0);
|
|
assert(argv);
|
|
|
|
if (program_invocation_short_name) {
|
|
|
|
if (strstr(program_invocation_short_name, "halt")) {
|
|
arg_action = ACTION_HALT;
|
|
return halt_parse_argv(argc, argv);
|
|
|
|
} else if (strstr(program_invocation_short_name, "poweroff")) {
|
|
arg_action = ACTION_POWEROFF;
|
|
return halt_parse_argv(argc, argv);
|
|
|
|
} else if (strstr(program_invocation_short_name, "reboot")) {
|
|
if (kexec_loaded())
|
|
arg_action = ACTION_KEXEC;
|
|
else
|
|
arg_action = ACTION_REBOOT;
|
|
return halt_parse_argv(argc, argv);
|
|
|
|
} else if (strstr(program_invocation_short_name, "shutdown")) {
|
|
arg_action = ACTION_POWEROFF;
|
|
return shutdown_parse_argv(argc, argv);
|
|
|
|
} else if (strstr(program_invocation_short_name, "init")) {
|
|
|
|
/* Matches invocations as "init" as well as "telinit", which are synonymous when run as PID !=
|
|
* 1 on SysV.
|
|
*
|
|
* On SysV "telinit" was the official command to communicate with PID 1, but "init" would
|
|
* redirect itself to "telinit" if called with PID != 1. We follow the same logic here still,
|
|
* though we add one level of indirection, as we implement "telinit" in "systemctl". Hence, for
|
|
* us if you invoke "init" you get "systemd", but it will execve() "systemctl" immediately with
|
|
* argv[] unmodified if PID is != 1. If you invoke "telinit" you directly get "systemctl". In
|
|
* both cases we shall do the same thing, which is why we do strstr(p_i_s_n, "init") here, as a
|
|
* quick way to match both.
|
|
*
|
|
* Also see redirect_telinit() in src/core/main.c. */
|
|
|
|
if (sd_booted() > 0) {
|
|
arg_action = _ACTION_INVALID;
|
|
return telinit_parse_argv(argc, argv);
|
|
} else {
|
|
/* Hmm, so some other init system is running, we need to forward this request to
|
|
* it. For now we simply guess that it is Upstart. */
|
|
|
|
(void) rlimit_nofile_safe();
|
|
execv(TELINIT, argv);
|
|
|
|
return log_error_errno(SYNTHETIC_ERRNO(EIO),
|
|
"Couldn't find an alternative telinit implementation to spawn.");
|
|
}
|
|
|
|
} else if (strstr(program_invocation_short_name, "runlevel")) {
|
|
arg_action = ACTION_RUNLEVEL;
|
|
return runlevel_parse_argv(argc, argv);
|
|
}
|
|
}
|
|
|
|
arg_action = ACTION_SYSTEMCTL;
|
|
return systemctl_parse_argv(argc, argv);
|
|
}
|
|
|
|
#if HAVE_SYSV_COMPAT
|
|
_pure_ static int action_to_runlevel(void) {
|
|
static const char table[_ACTION_MAX] = {
|
|
[ACTION_HALT] = '0',
|
|
[ACTION_POWEROFF] = '0',
|
|
[ACTION_REBOOT] = '6',
|
|
[ACTION_RUNLEVEL2] = '2',
|
|
[ACTION_RUNLEVEL3] = '3',
|
|
[ACTION_RUNLEVEL4] = '4',
|
|
[ACTION_RUNLEVEL5] = '5',
|
|
[ACTION_RESCUE] = '1'
|
|
};
|
|
|
|
assert(arg_action >= 0 && arg_action < _ACTION_MAX);
|
|
return table[arg_action];
|
|
}
|
|
#endif
|
|
|
|
static int systemctl_main(int argc, char *argv[]) {
|
|
static const Verb verbs[] = {
|
|
{ "list-units", VERB_ANY, VERB_ANY, VERB_DEFAULT|VERB_ONLINE_ONLY, list_units },
|
|
{ "list-unit-files", VERB_ANY, VERB_ANY, 0, list_unit_files },
|
|
{ "list-sockets", VERB_ANY, VERB_ANY, VERB_ONLINE_ONLY, list_sockets },
|
|
{ "list-timers", VERB_ANY, VERB_ANY, VERB_ONLINE_ONLY, list_timers },
|
|
{ "list-jobs", VERB_ANY, VERB_ANY, VERB_ONLINE_ONLY, list_jobs },
|
|
{ "list-machines", VERB_ANY, VERB_ANY, VERB_ONLINE_ONLY, list_machines },
|
|
{ "clear-jobs", VERB_ANY, 1, VERB_ONLINE_ONLY, trivial_method },
|
|
{ "cancel", VERB_ANY, VERB_ANY, VERB_ONLINE_ONLY, cancel_job },
|
|
{ "start", 2, VERB_ANY, VERB_ONLINE_ONLY, start_unit },
|
|
{ "stop", 2, VERB_ANY, VERB_ONLINE_ONLY, start_unit },
|
|
{ "condstop", 2, VERB_ANY, VERB_ONLINE_ONLY, start_unit }, /* For compatibility with ALTLinux */
|
|
{ "reload", 2, VERB_ANY, VERB_ONLINE_ONLY, start_unit },
|
|
{ "restart", 2, VERB_ANY, VERB_ONLINE_ONLY, start_unit },
|
|
{ "try-restart", 2, VERB_ANY, VERB_ONLINE_ONLY, start_unit },
|
|
{ "reload-or-restart", 2, VERB_ANY, VERB_ONLINE_ONLY, start_unit },
|
|
{ "reload-or-try-restart", 2, VERB_ANY, VERB_ONLINE_ONLY, start_unit }, /* For compatibility with old systemctl <= 228 */
|
|
{ "try-reload-or-restart", 2, VERB_ANY, VERB_ONLINE_ONLY, start_unit },
|
|
{ "force-reload", 2, VERB_ANY, VERB_ONLINE_ONLY, start_unit }, /* For compatibility with SysV */
|
|
{ "condreload", 2, VERB_ANY, VERB_ONLINE_ONLY, start_unit }, /* For compatibility with ALTLinux */
|
|
{ "condrestart", 2, VERB_ANY, VERB_ONLINE_ONLY, start_unit }, /* For compatibility with RH */
|
|
{ "isolate", 2, 2, VERB_ONLINE_ONLY, start_unit },
|
|
{ "kill", 2, VERB_ANY, VERB_ONLINE_ONLY, kill_unit },
|
|
{ "clean", 2, VERB_ANY, VERB_ONLINE_ONLY, clean_or_freeze_unit },
|
|
{ "freeze", 2, VERB_ANY, VERB_ONLINE_ONLY, clean_or_freeze_unit },
|
|
{ "thaw", 2, VERB_ANY, VERB_ONLINE_ONLY, clean_or_freeze_unit },
|
|
{ "is-active", 2, VERB_ANY, VERB_ONLINE_ONLY, check_unit_active },
|
|
{ "check", 2, VERB_ANY, VERB_ONLINE_ONLY, check_unit_active }, /* deprecated alias of is-active */
|
|
{ "is-failed", 2, VERB_ANY, VERB_ONLINE_ONLY, check_unit_failed },
|
|
{ "show", VERB_ANY, VERB_ANY, VERB_ONLINE_ONLY, show },
|
|
{ "cat", 2, VERB_ANY, VERB_ONLINE_ONLY, cat },
|
|
{ "status", VERB_ANY, VERB_ANY, VERB_ONLINE_ONLY, show },
|
|
{ "help", VERB_ANY, VERB_ANY, VERB_ONLINE_ONLY, show },
|
|
{ "daemon-reload", VERB_ANY, 1, VERB_ONLINE_ONLY, daemon_reload },
|
|
{ "daemon-reexec", VERB_ANY, 1, VERB_ONLINE_ONLY, daemon_reload },
|
|
{ "log-level", VERB_ANY, 2, VERB_ONLINE_ONLY, log_setting },
|
|
{ "log-target", VERB_ANY, 2, VERB_ONLINE_ONLY, log_setting },
|
|
{ "service-log-level", 2, 3, VERB_ONLINE_ONLY, service_log_setting },
|
|
{ "service-log-target", 2, 3, VERB_ONLINE_ONLY, service_log_setting },
|
|
{ "service-watchdogs", VERB_ANY, 2, VERB_ONLINE_ONLY, service_watchdogs },
|
|
{ "show-environment", VERB_ANY, 1, VERB_ONLINE_ONLY, show_environment },
|
|
{ "set-environment", 2, VERB_ANY, VERB_ONLINE_ONLY, set_environment },
|
|
{ "unset-environment", 2, VERB_ANY, VERB_ONLINE_ONLY, set_environment },
|
|
{ "import-environment", VERB_ANY, VERB_ANY, VERB_ONLINE_ONLY, import_environment },
|
|
{ "halt", VERB_ANY, 1, VERB_ONLINE_ONLY, start_system_special },
|
|
{ "poweroff", VERB_ANY, 1, VERB_ONLINE_ONLY, start_system_special },
|
|
{ "reboot", VERB_ANY, 2, VERB_ONLINE_ONLY, start_system_special },
|
|
{ "kexec", VERB_ANY, 1, VERB_ONLINE_ONLY, start_system_special },
|
|
{ "suspend", VERB_ANY, 1, VERB_ONLINE_ONLY, start_system_special },
|
|
{ "hibernate", VERB_ANY, 1, VERB_ONLINE_ONLY, start_system_special },
|
|
{ "hybrid-sleep", VERB_ANY, 1, VERB_ONLINE_ONLY, start_system_special },
|
|
{ "suspend-then-hibernate",VERB_ANY, 1, VERB_ONLINE_ONLY, start_system_special },
|
|
{ "default", VERB_ANY, 1, VERB_ONLINE_ONLY, start_special },
|
|
{ "rescue", VERB_ANY, 1, VERB_ONLINE_ONLY, start_system_special },
|
|
{ "emergency", VERB_ANY, 1, VERB_ONLINE_ONLY, start_system_special },
|
|
{ "exit", VERB_ANY, 2, VERB_ONLINE_ONLY, start_special },
|
|
{ "reset-failed", VERB_ANY, VERB_ANY, VERB_ONLINE_ONLY, reset_failed },
|
|
{ "enable", 2, VERB_ANY, 0, enable_unit },
|
|
{ "disable", 2, VERB_ANY, 0, enable_unit },
|
|
{ "is-enabled", 2, VERB_ANY, 0, unit_is_enabled },
|
|
{ "reenable", 2, VERB_ANY, 0, enable_unit },
|
|
{ "preset", 2, VERB_ANY, 0, enable_unit },
|
|
{ "preset-all", VERB_ANY, 1, 0, preset_all },
|
|
{ "mask", 2, VERB_ANY, 0, enable_unit },
|
|
{ "unmask", 2, VERB_ANY, 0, enable_unit },
|
|
{ "link", 2, VERB_ANY, 0, enable_unit },
|
|
{ "revert", 2, VERB_ANY, 0, enable_unit },
|
|
{ "switch-root", 2, VERB_ANY, VERB_ONLINE_ONLY, switch_root },
|
|
{ "list-dependencies", VERB_ANY, VERB_ANY, VERB_ONLINE_ONLY, list_dependencies },
|
|
{ "set-default", 2, 2, 0, set_default },
|
|
{ "get-default", VERB_ANY, 1, 0, get_default },
|
|
{ "set-property", 3, VERB_ANY, VERB_ONLINE_ONLY, set_property },
|
|
{ "is-system-running", VERB_ANY, 1, 0, is_system_running },
|
|
{ "add-wants", 3, VERB_ANY, 0, add_dependency },
|
|
{ "add-requires", 3, VERB_ANY, 0, add_dependency },
|
|
{ "edit", 2, VERB_ANY, VERB_ONLINE_ONLY, edit },
|
|
{}
|
|
};
|
|
|
|
const Verb *verb = verbs_find_verb(argv[optind], verbs);
|
|
if (verb && (verb->flags & VERB_ONLINE_ONLY) && arg_root)
|
|
return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
|
|
"Verb '%s' cannot be used with --root=.",
|
|
argv[optind] ?: verb->verb);
|
|
|
|
return dispatch_verb(argc, argv, verbs, NULL);
|
|
}
|
|
|
|
static int reload_with_fallback(void) {
|
|
/* First, try systemd via D-Bus. */
|
|
if (daemon_reload(0, NULL, NULL) >= 0)
|
|
return 0;
|
|
|
|
/* Nothing else worked, so let's try signals */
|
|
assert(IN_SET(arg_action, ACTION_RELOAD, ACTION_REEXEC));
|
|
|
|
if (kill(1, arg_action == ACTION_RELOAD ? SIGHUP : SIGTERM) < 0)
|
|
return log_error_errno(errno, "kill() failed: %m");
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int start_with_fallback(void) {
|
|
/* First, try systemd via D-Bus. */
|
|
if (start_unit(0, NULL, NULL) == 0)
|
|
return 0;
|
|
|
|
#if HAVE_SYSV_COMPAT
|
|
/* Nothing else worked, so let's try /dev/initctl */
|
|
if (talk_initctl(action_to_runlevel()) > 0)
|
|
return 0;
|
|
#endif
|
|
|
|
return log_error_errno(SYNTHETIC_ERRNO(EIO),
|
|
"Failed to talk to init daemon.");
|
|
}
|
|
|
|
static int halt_now(enum action a) {
|
|
/* The kernel will automatically flush ATA disks and suchlike on reboot(), but the file systems need to be
|
|
* synced explicitly in advance. */
|
|
if (!arg_no_sync && !arg_dry_run)
|
|
(void) sync();
|
|
|
|
/* Make sure C-A-D is handled by the kernel from this point on... */
|
|
if (!arg_dry_run)
|
|
(void) reboot(RB_ENABLE_CAD);
|
|
|
|
switch (a) {
|
|
|
|
case ACTION_HALT:
|
|
if (!arg_quiet)
|
|
log_info("Halting.");
|
|
if (arg_dry_run)
|
|
return 0;
|
|
(void) reboot(RB_HALT_SYSTEM);
|
|
return -errno;
|
|
|
|
case ACTION_POWEROFF:
|
|
if (!arg_quiet)
|
|
log_info("Powering off.");
|
|
if (arg_dry_run)
|
|
return 0;
|
|
(void) reboot(RB_POWER_OFF);
|
|
return -errno;
|
|
|
|
case ACTION_KEXEC:
|
|
case ACTION_REBOOT:
|
|
return reboot_with_parameter(REBOOT_FALLBACK |
|
|
(arg_quiet ? 0 : REBOOT_LOG) |
|
|
(arg_dry_run ? REBOOT_DRY_RUN : 0));
|
|
|
|
default:
|
|
assert_not_reached("Unknown action.");
|
|
}
|
|
}
|
|
|
|
static int logind_schedule_shutdown(void) {
|
|
|
|
#if ENABLE_LOGIND
|
|
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
|
|
char date[FORMAT_TIMESTAMP_MAX];
|
|
const char *action;
|
|
const char *log_action;
|
|
sd_bus *bus;
|
|
int r;
|
|
|
|
r = acquire_bus(BUS_FULL, &bus);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
switch (arg_action) {
|
|
case ACTION_HALT:
|
|
action = "halt";
|
|
log_action = "Shutdown";
|
|
break;
|
|
case ACTION_POWEROFF:
|
|
action = "poweroff";
|
|
log_action = "Shutdown";
|
|
break;
|
|
case ACTION_KEXEC:
|
|
action = "kexec";
|
|
log_action = "Reboot via kexec";
|
|
break;
|
|
case ACTION_EXIT:
|
|
action = "exit";
|
|
log_action = "Shutdown";
|
|
break;
|
|
case ACTION_REBOOT:
|
|
default:
|
|
action = "reboot";
|
|
log_action = "Reboot";
|
|
break;
|
|
}
|
|
|
|
if (arg_dry_run)
|
|
action = strjoina("dry-", action);
|
|
|
|
(void) logind_set_wall_message();
|
|
|
|
r = bus_call_method(bus, bus_login_mgr, "ScheduleShutdown", &error, NULL, "st", action, arg_when);
|
|
if (r < 0)
|
|
return log_warning_errno(r, "Failed to call ScheduleShutdown in logind, proceeding with immediate shutdown: %s", bus_error_message(&error, r));
|
|
|
|
if (!arg_quiet)
|
|
log_info("%s scheduled for %s, use 'shutdown -c' to cancel.", log_action, format_timestamp_style(date, sizeof(date), arg_when, arg_timestamp_style));
|
|
return 0;
|
|
#else
|
|
return log_error_errno(SYNTHETIC_ERRNO(ENOSYS),
|
|
"Cannot schedule shutdown without logind support, proceeding with immediate shutdown.");
|
|
#endif
|
|
}
|
|
|
|
static int halt_main(void) {
|
|
int r;
|
|
|
|
r = logind_check_inhibitors(arg_action);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
/* Delayed shutdown requested, and was successful */
|
|
if (arg_when > 0 && logind_schedule_shutdown() == 0)
|
|
return 0;
|
|
/* no delay, or logind failed or is not at all available */
|
|
|
|
if (geteuid() != 0) {
|
|
if (arg_dry_run || arg_force > 0) {
|
|
(void) must_be_root();
|
|
return -EPERM;
|
|
}
|
|
|
|
/* Try logind if we are a normal user and no special
|
|
* mode applies. Maybe polkit allows us to shutdown
|
|
* the machine. */
|
|
if (IN_SET(arg_action, ACTION_POWEROFF, ACTION_REBOOT, ACTION_HALT)) {
|
|
r = logind_reboot(arg_action);
|
|
if (r >= 0)
|
|
return r;
|
|
if (IN_SET(r, -EOPNOTSUPP, -EINPROGRESS))
|
|
/* requested operation is not
|
|
* supported on the local system or
|
|
* already in progress */
|
|
return r;
|
|
/* on all other errors, try low-level operation */
|
|
}
|
|
}
|
|
|
|
/* In order to minimize the difference between operation with and
|
|
* without logind, we explicitly enable non-blocking mode for this,
|
|
* as logind's shutdown operations are always non-blocking. */
|
|
arg_no_block = true;
|
|
|
|
if (!arg_dry_run && !arg_force)
|
|
return start_with_fallback();
|
|
|
|
assert(geteuid() == 0);
|
|
|
|
if (!arg_no_wtmp) {
|
|
if (sd_booted() > 0)
|
|
log_debug("Not writing utmp record, assuming that systemd-update-utmp is used.");
|
|
else {
|
|
r = utmp_put_shutdown();
|
|
if (r < 0)
|
|
log_warning_errno(r, "Failed to write utmp record: %m");
|
|
}
|
|
}
|
|
|
|
if (arg_dry_run)
|
|
return 0;
|
|
|
|
r = halt_now(arg_action);
|
|
return log_error_errno(r, "Failed to reboot: %m");
|
|
}
|
|
|
|
static int runlevel_main(void) {
|
|
int r, runlevel, previous;
|
|
|
|
r = utmp_get_runlevel(&runlevel, &previous);
|
|
if (r < 0) {
|
|
puts("unknown");
|
|
return r;
|
|
}
|
|
|
|
printf("%c %c\n",
|
|
previous <= 0 ? 'N' : previous,
|
|
runlevel <= 0 ? 'N' : runlevel);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int logind_cancel_shutdown(void) {
|
|
#if ENABLE_LOGIND
|
|
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
|
|
sd_bus *bus;
|
|
int r;
|
|
|
|
r = acquire_bus(BUS_FULL, &bus);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
(void) logind_set_wall_message();
|
|
|
|
r = bus_call_method(bus, bus_login_mgr, "CancelScheduledShutdown", &error, NULL, NULL);
|
|
if (r < 0)
|
|
return log_warning_errno(r, "Failed to talk to logind, shutdown hasn't been cancelled: %s", bus_error_message(&error, r));
|
|
|
|
return 0;
|
|
#else
|
|
return log_error_errno(SYNTHETIC_ERRNO(ENOSYS),
|
|
"Not compiled with logind support, cannot cancel scheduled shutdowns.");
|
|
#endif
|
|
}
|
|
|
|
static int run(int argc, char *argv[]) {
|
|
int r;
|
|
|
|
setlocale(LC_ALL, "");
|
|
log_parse_environment_cli();
|
|
log_open();
|
|
|
|
/* The journal merging logic potentially needs a lot of fds. */
|
|
(void) rlimit_nofile_bump(HIGH_RLIMIT_NOFILE);
|
|
|
|
sigbus_install();
|
|
|
|
/* Explicitly not on_tty() to avoid setting cached value.
|
|
* This becomes relevant for piping output which might be
|
|
* ellipsized. */
|
|
original_stdout_is_tty = isatty(STDOUT_FILENO);
|
|
|
|
r = parse_argv(argc, argv);
|
|
if (r <= 0)
|
|
goto finish;
|
|
|
|
if (arg_action != ACTION_SYSTEMCTL && running_in_chroot() > 0) {
|
|
if (!arg_quiet)
|
|
log_info("Running in chroot, ignoring request.");
|
|
r = 0;
|
|
goto finish;
|
|
}
|
|
|
|
/* systemctl_main() will print an error message for the bus
|
|
* connection, but only if it needs to */
|
|
|
|
switch (arg_action) {
|
|
|
|
case ACTION_SYSTEMCTL:
|
|
r = systemctl_main(argc, argv);
|
|
break;
|
|
|
|
/* Legacy command aliases set arg_action. They provide some fallbacks,
|
|
* e.g. to tell sysvinit to reboot after you have installed systemd
|
|
* binaries. */
|
|
|
|
case ACTION_HALT:
|
|
case ACTION_POWEROFF:
|
|
case ACTION_REBOOT:
|
|
case ACTION_KEXEC:
|
|
r = halt_main();
|
|
break;
|
|
|
|
case ACTION_RUNLEVEL2:
|
|
case ACTION_RUNLEVEL3:
|
|
case ACTION_RUNLEVEL4:
|
|
case ACTION_RUNLEVEL5:
|
|
case ACTION_RESCUE:
|
|
r = start_with_fallback();
|
|
break;
|
|
|
|
case ACTION_RELOAD:
|
|
case ACTION_REEXEC:
|
|
r = reload_with_fallback();
|
|
break;
|
|
|
|
case ACTION_CANCEL_SHUTDOWN:
|
|
r = logind_cancel_shutdown();
|
|
break;
|
|
|
|
case ACTION_RUNLEVEL:
|
|
r = runlevel_main();
|
|
break;
|
|
|
|
case ACTION_EXIT:
|
|
case ACTION_SUSPEND:
|
|
case ACTION_HIBERNATE:
|
|
case ACTION_HYBRID_SLEEP:
|
|
case ACTION_SUSPEND_THEN_HIBERNATE:
|
|
case ACTION_EMERGENCY:
|
|
case ACTION_DEFAULT:
|
|
/* systemctl verbs with no equivalent in the legacy commands.
|
|
* These cannot appear in arg_action. Fall through. */
|
|
|
|
case _ACTION_INVALID:
|
|
default:
|
|
assert_not_reached("Unknown action");
|
|
}
|
|
|
|
finish:
|
|
release_busses();
|
|
|
|
/* Note that we return r here, not 0, so that we can implement the LSB-like return codes */
|
|
return r;
|
|
}
|
|
|
|
DEFINE_MAIN_FUNCTION_WITH_POSITIVE_FAILURE(run);
|