aad67b80c5
in other way we will get a warning during build: ../src/core/dbus-util.h:55:13: warning: ‘bus_set_transient_errno’ defined but not used [-Wunused-function] int bus_set_transient_##function(
2468 lines
99 KiB
C
2468 lines
99 KiB
C
/* SPDX-License-Identifier: LGPL-2.1+ */
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/***
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This file is part of systemd.
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Copyright 2010 Lennart Poettering
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systemd is free software; you can redistribute it and/or modify it
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under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 2.1 of the License, or
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(at your option) any later version.
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systemd is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with systemd; If not, see <http://www.gnu.org/licenses/>.
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***/
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#include <sys/prctl.h>
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#include <stdio_ext.h>
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#if HAVE_SECCOMP
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#include <seccomp.h>
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#endif
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#include "af-list.h"
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#include "alloc-util.h"
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#include "bus-util.h"
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#include "cap-list.h"
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#include "capability-util.h"
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#include "cpu-set-util.h"
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#include "dbus-execute.h"
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#include "dbus-util.h"
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#include "env-util.h"
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#include "errno-list.h"
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#include "escape.h"
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#include "execute.h"
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#include "fd-util.h"
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#include "fileio.h"
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#include "hexdecoct.h"
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#include "io-util.h"
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#include "ioprio.h"
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#include "journal-util.h"
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#include "missing.h"
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#include "mount-util.h"
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#include "namespace.h"
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#include "parse-util.h"
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#include "path-util.h"
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#include "process-util.h"
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#include "rlimit-util.h"
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#if HAVE_SECCOMP
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#include "seccomp-util.h"
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#endif
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#include "securebits-util.h"
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#include "specifier.h"
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#include "strv.h"
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#include "syslog-util.h"
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#include "unit-printf.h"
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#include "user-util.h"
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#include "utf8.h"
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BUS_DEFINE_PROPERTY_GET_ENUM(bus_property_get_exec_output, exec_output, ExecOutput);
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static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_exec_input, exec_input, ExecInput);
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static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_exec_utmp_mode, exec_utmp_mode, ExecUtmpMode);
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static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_exec_preserve_mode, exec_preserve_mode, ExecPreserveMode);
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static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_exec_keyring_mode, exec_keyring_mode, ExecKeyringMode);
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static BUS_DEFINE_PROPERTY_GET_ENUM(bus_property_get_protect_home, protect_home, ProtectHome);
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static BUS_DEFINE_PROPERTY_GET_ENUM(bus_property_get_protect_system, protect_system, ProtectSystem);
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static int property_get_environment_files(
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sd_bus *bus,
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const char *path,
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const char *interface,
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const char *property,
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sd_bus_message *reply,
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void *userdata,
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sd_bus_error *error) {
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ExecContext *c = userdata;
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char **j;
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int r;
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assert(bus);
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assert(reply);
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assert(c);
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r = sd_bus_message_open_container(reply, 'a', "(sb)");
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if (r < 0)
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return r;
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STRV_FOREACH(j, c->environment_files) {
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const char *fn = *j;
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r = sd_bus_message_append(reply, "(sb)", fn[0] == '-' ? fn + 1 : fn, fn[0] == '-');
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if (r < 0)
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return r;
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}
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return sd_bus_message_close_container(reply);
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}
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static int property_get_oom_score_adjust(
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sd_bus *bus,
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const char *path,
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const char *interface,
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const char *property,
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sd_bus_message *reply,
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void *userdata,
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sd_bus_error *error) {
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ExecContext *c = userdata;
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int32_t n;
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assert(bus);
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assert(reply);
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assert(c);
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if (c->oom_score_adjust_set)
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n = c->oom_score_adjust;
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else {
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_cleanup_free_ char *t = NULL;
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n = 0;
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if (read_one_line_file("/proc/self/oom_score_adj", &t) >= 0)
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safe_atoi32(t, &n);
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}
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return sd_bus_message_append(reply, "i", n);
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}
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static int property_get_nice(
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sd_bus *bus,
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const char *path,
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const char *interface,
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const char *property,
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sd_bus_message *reply,
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void *userdata,
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sd_bus_error *error) {
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ExecContext *c = userdata;
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int32_t n;
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assert(bus);
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assert(reply);
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assert(c);
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if (c->nice_set)
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n = c->nice;
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else {
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errno = 0;
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n = getpriority(PRIO_PROCESS, 0);
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if (errno > 0)
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n = 0;
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}
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return sd_bus_message_append(reply, "i", n);
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}
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static int property_get_ioprio(
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sd_bus *bus,
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const char *path,
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const char *interface,
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const char *property,
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sd_bus_message *reply,
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void *userdata,
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sd_bus_error *error) {
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ExecContext *c = userdata;
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assert(bus);
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assert(reply);
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assert(c);
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return sd_bus_message_append(reply, "i", exec_context_get_effective_ioprio(c));
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}
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static int property_get_ioprio_class(
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sd_bus *bus,
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const char *path,
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const char *interface,
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const char *property,
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sd_bus_message *reply,
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void *userdata,
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sd_bus_error *error) {
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ExecContext *c = userdata;
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assert(bus);
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assert(reply);
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assert(c);
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return sd_bus_message_append(reply, "i", IOPRIO_PRIO_CLASS(exec_context_get_effective_ioprio(c)));
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}
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static int property_get_ioprio_priority(
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sd_bus *bus,
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const char *path,
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const char *interface,
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const char *property,
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sd_bus_message *reply,
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void *userdata,
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sd_bus_error *error) {
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ExecContext *c = userdata;
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assert(bus);
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assert(reply);
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assert(c);
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return sd_bus_message_append(reply, "i", IOPRIO_PRIO_DATA(exec_context_get_effective_ioprio(c)));
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}
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static int property_get_cpu_sched_policy(
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sd_bus *bus,
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const char *path,
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const char *interface,
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const char *property,
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sd_bus_message *reply,
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void *userdata,
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sd_bus_error *error) {
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ExecContext *c = userdata;
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int32_t n;
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assert(bus);
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assert(reply);
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assert(c);
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if (c->cpu_sched_set)
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n = c->cpu_sched_policy;
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else {
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n = sched_getscheduler(0);
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if (n < 0)
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n = SCHED_OTHER;
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}
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return sd_bus_message_append(reply, "i", n);
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}
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static int property_get_cpu_sched_priority(
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sd_bus *bus,
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const char *path,
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const char *interface,
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const char *property,
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sd_bus_message *reply,
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void *userdata,
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sd_bus_error *error) {
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ExecContext *c = userdata;
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int32_t n;
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assert(bus);
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assert(reply);
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assert(c);
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if (c->cpu_sched_set)
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n = c->cpu_sched_priority;
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else {
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struct sched_param p = {};
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if (sched_getparam(0, &p) >= 0)
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n = p.sched_priority;
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else
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n = 0;
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}
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return sd_bus_message_append(reply, "i", n);
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}
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static int property_get_cpu_affinity(
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sd_bus *bus,
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const char *path,
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const char *interface,
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const char *property,
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sd_bus_message *reply,
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void *userdata,
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sd_bus_error *error) {
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ExecContext *c = userdata;
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assert(bus);
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assert(reply);
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assert(c);
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if (c->cpuset)
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return sd_bus_message_append_array(reply, 'y', c->cpuset, CPU_ALLOC_SIZE(c->cpuset_ncpus));
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else
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return sd_bus_message_append_array(reply, 'y', NULL, 0);
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}
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static int property_get_timer_slack_nsec(
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sd_bus *bus,
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const char *path,
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const char *interface,
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const char *property,
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sd_bus_message *reply,
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void *userdata,
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sd_bus_error *error) {
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ExecContext *c = userdata;
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uint64_t u;
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assert(bus);
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assert(reply);
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assert(c);
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if (c->timer_slack_nsec != NSEC_INFINITY)
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u = (uint64_t) c->timer_slack_nsec;
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else
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u = (uint64_t) prctl(PR_GET_TIMERSLACK);
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return sd_bus_message_append(reply, "t", u);
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}
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static int property_get_capability_bounding_set(
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sd_bus *bus,
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const char *path,
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const char *interface,
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const char *property,
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sd_bus_message *reply,
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void *userdata,
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sd_bus_error *error) {
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ExecContext *c = userdata;
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assert(bus);
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assert(reply);
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assert(c);
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return sd_bus_message_append(reply, "t", c->capability_bounding_set);
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}
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static int property_get_ambient_capabilities(
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sd_bus *bus,
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const char *path,
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const char *interface,
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const char *property,
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sd_bus_message *reply,
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void *userdata,
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sd_bus_error *error) {
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ExecContext *c = userdata;
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assert(bus);
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assert(reply);
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assert(c);
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return sd_bus_message_append(reply, "t", c->capability_ambient_set);
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}
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static int property_get_empty_string(
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sd_bus *bus,
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const char *path,
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const char *interface,
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const char *property,
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sd_bus_message *reply,
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void *userdata,
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sd_bus_error *error) {
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assert(bus);
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assert(reply);
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return sd_bus_message_append(reply, "s", "");
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}
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static int property_get_syscall_filter(
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sd_bus *bus,
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const char *path,
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const char *interface,
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const char *property,
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sd_bus_message *reply,
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void *userdata,
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sd_bus_error *error) {
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ExecContext *c = userdata;
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_cleanup_strv_free_ char **l = NULL;
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int r;
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#if HAVE_SECCOMP
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Iterator i;
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void *id, *val;
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#endif
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assert(bus);
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assert(reply);
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assert(c);
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r = sd_bus_message_open_container(reply, 'r', "bas");
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if (r < 0)
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return r;
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r = sd_bus_message_append(reply, "b", c->syscall_whitelist);
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if (r < 0)
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return r;
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#if HAVE_SECCOMP
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HASHMAP_FOREACH_KEY(val, id, c->syscall_filter, i) {
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_cleanup_free_ char *name = NULL;
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const char *e = NULL;
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char *s;
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int num = PTR_TO_INT(val);
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name = seccomp_syscall_resolve_num_arch(SCMP_ARCH_NATIVE, PTR_TO_INT(id) - 1);
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if (!name)
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continue;
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if (num >= 0) {
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e = errno_to_name(num);
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|
if (e) {
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s = strjoin(name, ":", e);
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if (!s)
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return -ENOMEM;
|
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} else {
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r = asprintf(&s, "%s:%d", name, num);
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if (r < 0)
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return -ENOMEM;
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|
}
|
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} else {
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s = name;
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name = NULL;
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}
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r = strv_consume(&l, s);
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if (r < 0)
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return r;
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}
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#endif
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strv_sort(l);
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|
|
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r = sd_bus_message_append_strv(reply, l);
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if (r < 0)
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return r;
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return sd_bus_message_close_container(reply);
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|
}
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|
|
|
static int property_get_syscall_archs(
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sd_bus *bus,
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|
const char *path,
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|
const char *interface,
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|
const char *property,
|
|
sd_bus_message *reply,
|
|
void *userdata,
|
|
sd_bus_error *error) {
|
|
|
|
ExecContext *c = userdata;
|
|
_cleanup_strv_free_ char **l = NULL;
|
|
int r;
|
|
|
|
#if HAVE_SECCOMP
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|
Iterator i;
|
|
void *id;
|
|
#endif
|
|
|
|
assert(bus);
|
|
assert(reply);
|
|
assert(c);
|
|
|
|
#if HAVE_SECCOMP
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|
SET_FOREACH(id, c->syscall_archs, i) {
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const char *name;
|
|
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|
name = seccomp_arch_to_string(PTR_TO_UINT32(id) - 1);
|
|
if (!name)
|
|
continue;
|
|
|
|
r = strv_extend(&l, name);
|
|
if (r < 0)
|
|
return -ENOMEM;
|
|
}
|
|
#endif
|
|
|
|
strv_sort(l);
|
|
|
|
r = sd_bus_message_append_strv(reply, l);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int property_get_syscall_errno(
|
|
sd_bus *bus,
|
|
const char *path,
|
|
const char *interface,
|
|
const char *property,
|
|
sd_bus_message *reply,
|
|
void *userdata,
|
|
sd_bus_error *error) {
|
|
|
|
ExecContext *c = userdata;
|
|
|
|
assert(bus);
|
|
assert(reply);
|
|
assert(c);
|
|
|
|
return sd_bus_message_append(reply, "i", (int32_t) c->syscall_errno);
|
|
}
|
|
|
|
static int property_get_selinux_context(
|
|
sd_bus *bus,
|
|
const char *path,
|
|
const char *interface,
|
|
const char *property,
|
|
sd_bus_message *reply,
|
|
void *userdata,
|
|
sd_bus_error *error) {
|
|
|
|
ExecContext *c = userdata;
|
|
|
|
assert(bus);
|
|
assert(reply);
|
|
assert(c);
|
|
|
|
return sd_bus_message_append(reply, "(bs)", c->selinux_context_ignore, c->selinux_context);
|
|
}
|
|
|
|
static int property_get_apparmor_profile(
|
|
sd_bus *bus,
|
|
const char *path,
|
|
const char *interface,
|
|
const char *property,
|
|
sd_bus_message *reply,
|
|
void *userdata,
|
|
sd_bus_error *error) {
|
|
|
|
ExecContext *c = userdata;
|
|
|
|
assert(bus);
|
|
assert(reply);
|
|
assert(c);
|
|
|
|
return sd_bus_message_append(reply, "(bs)", c->apparmor_profile_ignore, c->apparmor_profile);
|
|
}
|
|
|
|
static int property_get_smack_process_label(
|
|
sd_bus *bus,
|
|
const char *path,
|
|
const char *interface,
|
|
const char *property,
|
|
sd_bus_message *reply,
|
|
void *userdata,
|
|
sd_bus_error *error) {
|
|
|
|
ExecContext *c = userdata;
|
|
|
|
assert(bus);
|
|
assert(reply);
|
|
assert(c);
|
|
|
|
return sd_bus_message_append(reply, "(bs)", c->smack_process_label_ignore, c->smack_process_label);
|
|
}
|
|
|
|
static int property_get_personality(
|
|
sd_bus *bus,
|
|
const char *path,
|
|
const char *interface,
|
|
const char *property,
|
|
sd_bus_message *reply,
|
|
void *userdata,
|
|
sd_bus_error *error) {
|
|
|
|
ExecContext *c = userdata;
|
|
|
|
assert(bus);
|
|
assert(reply);
|
|
assert(c);
|
|
|
|
return sd_bus_message_append(reply, "s", personality_to_string(c->personality));
|
|
}
|
|
|
|
static int property_get_address_families(
|
|
sd_bus *bus,
|
|
const char *path,
|
|
const char *interface,
|
|
const char *property,
|
|
sd_bus_message *reply,
|
|
void *userdata,
|
|
sd_bus_error *error) {
|
|
|
|
ExecContext *c = userdata;
|
|
_cleanup_strv_free_ char **l = NULL;
|
|
Iterator i;
|
|
void *af;
|
|
int r;
|
|
|
|
assert(bus);
|
|
assert(reply);
|
|
assert(c);
|
|
|
|
r = sd_bus_message_open_container(reply, 'r', "bas");
|
|
if (r < 0)
|
|
return r;
|
|
|
|
r = sd_bus_message_append(reply, "b", c->address_families_whitelist);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
SET_FOREACH(af, c->address_families, i) {
|
|
const char *name;
|
|
|
|
name = af_to_name(PTR_TO_INT(af));
|
|
if (!name)
|
|
continue;
|
|
|
|
r = strv_extend(&l, name);
|
|
if (r < 0)
|
|
return -ENOMEM;
|
|
}
|
|
|
|
strv_sort(l);
|
|
|
|
r = sd_bus_message_append_strv(reply, l);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
return sd_bus_message_close_container(reply);
|
|
}
|
|
|
|
static int property_get_working_directory(
|
|
sd_bus *bus,
|
|
const char *path,
|
|
const char *interface,
|
|
const char *property,
|
|
sd_bus_message *reply,
|
|
void *userdata,
|
|
sd_bus_error *error) {
|
|
|
|
ExecContext *c = userdata;
|
|
const char *wd;
|
|
|
|
assert(bus);
|
|
assert(reply);
|
|
assert(c);
|
|
|
|
if (c->working_directory_home)
|
|
wd = "~";
|
|
else
|
|
wd = c->working_directory;
|
|
|
|
if (c->working_directory_missing_ok)
|
|
wd = strjoina("!", wd);
|
|
|
|
return sd_bus_message_append(reply, "s", wd);
|
|
}
|
|
|
|
static int property_get_syslog_level(
|
|
sd_bus *bus,
|
|
const char *path,
|
|
const char *interface,
|
|
const char *property,
|
|
sd_bus_message *reply,
|
|
void *userdata,
|
|
sd_bus_error *error) {
|
|
|
|
ExecContext *c = userdata;
|
|
|
|
assert(bus);
|
|
assert(reply);
|
|
assert(c);
|
|
|
|
return sd_bus_message_append(reply, "i", LOG_PRI(c->syslog_priority));
|
|
}
|
|
|
|
static int property_get_syslog_facility(
|
|
sd_bus *bus,
|
|
const char *path,
|
|
const char *interface,
|
|
const char *property,
|
|
sd_bus_message *reply,
|
|
void *userdata,
|
|
sd_bus_error *error) {
|
|
|
|
ExecContext *c = userdata;
|
|
|
|
assert(bus);
|
|
assert(reply);
|
|
assert(c);
|
|
|
|
return sd_bus_message_append(reply, "i", LOG_FAC(c->syslog_priority));
|
|
}
|
|
|
|
static int property_get_stdio_fdname(
|
|
sd_bus *bus,
|
|
const char *path,
|
|
const char *interface,
|
|
const char *property,
|
|
sd_bus_message *reply,
|
|
void *userdata,
|
|
sd_bus_error *error) {
|
|
|
|
ExecContext *c = userdata;
|
|
int fileno;
|
|
|
|
assert(bus);
|
|
assert(c);
|
|
assert(property);
|
|
assert(reply);
|
|
|
|
if (streq(property, "StandardInputFileDescriptorName"))
|
|
fileno = STDIN_FILENO;
|
|
else if (streq(property, "StandardOutputFileDescriptorName"))
|
|
fileno = STDOUT_FILENO;
|
|
else {
|
|
assert(streq(property, "StandardErrorFileDescriptorName"));
|
|
fileno = STDERR_FILENO;
|
|
}
|
|
|
|
return sd_bus_message_append(reply, "s", exec_context_fdname(c, fileno));
|
|
}
|
|
|
|
static int property_get_input_data(
|
|
sd_bus *bus,
|
|
const char *path,
|
|
const char *interface,
|
|
const char *property,
|
|
sd_bus_message *reply,
|
|
void *userdata,
|
|
sd_bus_error *error) {
|
|
|
|
ExecContext *c = userdata;
|
|
|
|
assert(bus);
|
|
assert(c);
|
|
assert(property);
|
|
assert(reply);
|
|
|
|
return sd_bus_message_append_array(reply, 'y', c->stdin_data, c->stdin_data_size);
|
|
}
|
|
|
|
static int property_get_bind_paths(
|
|
sd_bus *bus,
|
|
const char *path,
|
|
const char *interface,
|
|
const char *property,
|
|
sd_bus_message *reply,
|
|
void *userdata,
|
|
sd_bus_error *error) {
|
|
|
|
ExecContext *c = userdata;
|
|
unsigned i;
|
|
bool ro;
|
|
int r;
|
|
|
|
assert(bus);
|
|
assert(c);
|
|
assert(property);
|
|
assert(reply);
|
|
|
|
ro = !!strstr(property, "ReadOnly");
|
|
|
|
r = sd_bus_message_open_container(reply, 'a', "(ssbt)");
|
|
if (r < 0)
|
|
return r;
|
|
|
|
for (i = 0; i < c->n_bind_mounts; i++) {
|
|
|
|
if (ro != c->bind_mounts[i].read_only)
|
|
continue;
|
|
|
|
r = sd_bus_message_append(
|
|
reply, "(ssbt)",
|
|
c->bind_mounts[i].source,
|
|
c->bind_mounts[i].destination,
|
|
c->bind_mounts[i].ignore_enoent,
|
|
c->bind_mounts[i].recursive ? (uint64_t) MS_REC : (uint64_t) 0);
|
|
if (r < 0)
|
|
return r;
|
|
}
|
|
|
|
return sd_bus_message_close_container(reply);
|
|
}
|
|
|
|
static int property_get_log_extra_fields(
|
|
sd_bus *bus,
|
|
const char *path,
|
|
const char *interface,
|
|
const char *property,
|
|
sd_bus_message *reply,
|
|
void *userdata,
|
|
sd_bus_error *error) {
|
|
|
|
ExecContext *c = userdata;
|
|
size_t i;
|
|
int r;
|
|
|
|
assert(bus);
|
|
assert(c);
|
|
assert(property);
|
|
assert(reply);
|
|
|
|
r = sd_bus_message_open_container(reply, 'a', "ay");
|
|
if (r < 0)
|
|
return r;
|
|
|
|
for (i = 0; i < c->n_log_extra_fields; i++) {
|
|
r = sd_bus_message_append_array(reply, 'y', c->log_extra_fields[i].iov_base, c->log_extra_fields[i].iov_len);
|
|
if (r < 0)
|
|
return r;
|
|
}
|
|
|
|
return sd_bus_message_close_container(reply);
|
|
}
|
|
|
|
const sd_bus_vtable bus_exec_vtable[] = {
|
|
SD_BUS_VTABLE_START(0),
|
|
SD_BUS_PROPERTY("Environment", "as", NULL, offsetof(ExecContext, environment), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("EnvironmentFiles", "a(sb)", property_get_environment_files, 0, SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("PassEnvironment", "as", NULL, offsetof(ExecContext, pass_environment), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("UnsetEnvironment", "as", NULL, offsetof(ExecContext, unset_environment), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("UMask", "u", bus_property_get_mode, offsetof(ExecContext, umask), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("LimitCPU", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_CPU]), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("LimitCPUSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_CPU]), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("LimitFSIZE", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_FSIZE]), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("LimitFSIZESoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_FSIZE]), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("LimitDATA", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_DATA]), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("LimitDATASoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_DATA]), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("LimitSTACK", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_STACK]), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("LimitSTACKSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_STACK]), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("LimitCORE", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_CORE]), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("LimitCORESoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_CORE]), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("LimitRSS", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_RSS]), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("LimitRSSSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_RSS]), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("LimitNOFILE", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_NOFILE]), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("LimitNOFILESoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_NOFILE]), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("LimitAS", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_AS]), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("LimitASSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_AS]), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("LimitNPROC", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_NPROC]), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("LimitNPROCSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_NPROC]), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("LimitMEMLOCK", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_MEMLOCK]), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("LimitMEMLOCKSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_MEMLOCK]), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("LimitLOCKS", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_LOCKS]), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("LimitLOCKSSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_LOCKS]), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("LimitSIGPENDING", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_SIGPENDING]), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("LimitSIGPENDINGSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_SIGPENDING]), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("LimitMSGQUEUE", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_MSGQUEUE]), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("LimitMSGQUEUESoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_MSGQUEUE]), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("LimitNICE", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_NICE]), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("LimitNICESoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_NICE]), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("LimitRTPRIO", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_RTPRIO]), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("LimitRTPRIOSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_RTPRIO]), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("LimitRTTIME", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_RTTIME]), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("LimitRTTIMESoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_RTTIME]), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("WorkingDirectory", "s", property_get_working_directory, 0, SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("RootDirectory", "s", NULL, offsetof(ExecContext, root_directory), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("RootImage", "s", NULL, offsetof(ExecContext, root_image), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("OOMScoreAdjust", "i", property_get_oom_score_adjust, 0, SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("Nice", "i", property_get_nice, 0, SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("IOSchedulingClass", "i", property_get_ioprio_class, 0, SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("IOSchedulingPriority", "i", property_get_ioprio_priority, 0, SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("CPUSchedulingPolicy", "i", property_get_cpu_sched_policy, 0, SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("CPUSchedulingPriority", "i", property_get_cpu_sched_priority, 0, SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("CPUAffinity", "ay", property_get_cpu_affinity, 0, SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("TimerSlackNSec", "t", property_get_timer_slack_nsec, 0, SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("CPUSchedulingResetOnFork", "b", bus_property_get_bool, offsetof(ExecContext, cpu_sched_reset_on_fork), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("NonBlocking", "b", bus_property_get_bool, offsetof(ExecContext, non_blocking), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("StandardInput", "s", property_get_exec_input, offsetof(ExecContext, std_input), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("StandardInputFileDescriptorName", "s", property_get_stdio_fdname, 0, SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("StandardInputData", "ay", property_get_input_data, 0, SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("StandardOutput", "s", bus_property_get_exec_output, offsetof(ExecContext, std_output), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("StandardOutputFileDescriptorName", "s", property_get_stdio_fdname, 0, SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("StandardError", "s", bus_property_get_exec_output, offsetof(ExecContext, std_error), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("StandardErrorFileDescriptorName", "s", property_get_stdio_fdname, 0, SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("TTYPath", "s", NULL, offsetof(ExecContext, tty_path), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("TTYReset", "b", bus_property_get_bool, offsetof(ExecContext, tty_reset), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("TTYVHangup", "b", bus_property_get_bool, offsetof(ExecContext, tty_vhangup), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("TTYVTDisallocate", "b", bus_property_get_bool, offsetof(ExecContext, tty_vt_disallocate), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("SyslogPriority", "i", bus_property_get_int, offsetof(ExecContext, syslog_priority), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("SyslogIdentifier", "s", NULL, offsetof(ExecContext, syslog_identifier), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("SyslogLevelPrefix", "b", bus_property_get_bool, offsetof(ExecContext, syslog_level_prefix), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("SyslogLevel", "i", property_get_syslog_level, 0, SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("SyslogFacility", "i", property_get_syslog_facility, 0, SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("LogLevelMax", "i", bus_property_get_int, offsetof(ExecContext, log_level_max), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("LogExtraFields", "aay", property_get_log_extra_fields, 0, SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("SecureBits", "i", bus_property_get_int, offsetof(ExecContext, secure_bits), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("CapabilityBoundingSet", "t", property_get_capability_bounding_set, 0, SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("AmbientCapabilities", "t", property_get_ambient_capabilities, 0, SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("User", "s", NULL, offsetof(ExecContext, user), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("Group", "s", NULL, offsetof(ExecContext, group), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("DynamicUser", "b", bus_property_get_bool, offsetof(ExecContext, dynamic_user), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("RemoveIPC", "b", bus_property_get_bool, offsetof(ExecContext, remove_ipc), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("SupplementaryGroups", "as", NULL, offsetof(ExecContext, supplementary_groups), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("PAMName", "s", NULL, offsetof(ExecContext, pam_name), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("ReadWritePaths", "as", NULL, offsetof(ExecContext, read_write_paths), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("ReadOnlyPaths", "as", NULL, offsetof(ExecContext, read_only_paths), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("InaccessiblePaths", "as", NULL, offsetof(ExecContext, inaccessible_paths), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("MountFlags", "t", bus_property_get_ulong, offsetof(ExecContext, mount_flags), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("PrivateTmp", "b", bus_property_get_bool, offsetof(ExecContext, private_tmp), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("PrivateDevices", "b", bus_property_get_bool, offsetof(ExecContext, private_devices), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("ProtectKernelTunables", "b", bus_property_get_bool, offsetof(ExecContext, protect_kernel_tunables), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("ProtectKernelModules", "b", bus_property_get_bool, offsetof(ExecContext, protect_kernel_modules), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("ProtectControlGroups", "b", bus_property_get_bool, offsetof(ExecContext, protect_control_groups), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("PrivateNetwork", "b", bus_property_get_bool, offsetof(ExecContext, private_network), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("PrivateUsers", "b", bus_property_get_bool, offsetof(ExecContext, private_users), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("ProtectHome", "s", bus_property_get_protect_home, offsetof(ExecContext, protect_home), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("ProtectSystem", "s", bus_property_get_protect_system, offsetof(ExecContext, protect_system), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("SameProcessGroup", "b", bus_property_get_bool, offsetof(ExecContext, same_pgrp), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("UtmpIdentifier", "s", NULL, offsetof(ExecContext, utmp_id), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("UtmpMode", "s", property_get_exec_utmp_mode, offsetof(ExecContext, utmp_mode), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("SELinuxContext", "(bs)", property_get_selinux_context, 0, SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("AppArmorProfile", "(bs)", property_get_apparmor_profile, 0, SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("SmackProcessLabel", "(bs)", property_get_smack_process_label, 0, SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("IgnoreSIGPIPE", "b", bus_property_get_bool, offsetof(ExecContext, ignore_sigpipe), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("NoNewPrivileges", "b", bus_property_get_bool, offsetof(ExecContext, no_new_privileges), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("SystemCallFilter", "(bas)", property_get_syscall_filter, 0, SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("SystemCallArchitectures", "as", property_get_syscall_archs, 0, SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("SystemCallErrorNumber", "i", property_get_syscall_errno, 0, SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("Personality", "s", property_get_personality, 0, SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("LockPersonality", "b", bus_property_get_bool, offsetof(ExecContext, lock_personality), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("RestrictAddressFamilies", "(bas)", property_get_address_families, 0, SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("RuntimeDirectoryPreserve", "s", property_get_exec_preserve_mode, offsetof(ExecContext, runtime_directory_preserve_mode), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("RuntimeDirectoryMode", "u", bus_property_get_mode, offsetof(ExecContext, directories[EXEC_DIRECTORY_RUNTIME].mode), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("RuntimeDirectory", "as", NULL, offsetof(ExecContext, directories[EXEC_DIRECTORY_RUNTIME].paths), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("StateDirectoryMode", "u", bus_property_get_mode, offsetof(ExecContext, directories[EXEC_DIRECTORY_STATE].mode), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("StateDirectory", "as", NULL, offsetof(ExecContext, directories[EXEC_DIRECTORY_STATE].paths), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("CacheDirectoryMode", "u", bus_property_get_mode, offsetof(ExecContext, directories[EXEC_DIRECTORY_CACHE].mode), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("CacheDirectory", "as", NULL, offsetof(ExecContext, directories[EXEC_DIRECTORY_CACHE].paths), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("LogsDirectoryMode", "u", bus_property_get_mode, offsetof(ExecContext, directories[EXEC_DIRECTORY_LOGS].mode), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("LogsDirectory", "as", NULL, offsetof(ExecContext, directories[EXEC_DIRECTORY_LOGS].paths), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("ConfigurationDirectoryMode", "u", bus_property_get_mode, offsetof(ExecContext, directories[EXEC_DIRECTORY_CONFIGURATION].mode), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("ConfigurationDirectory", "as", NULL, offsetof(ExecContext, directories[EXEC_DIRECTORY_CONFIGURATION].paths), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("MemoryDenyWriteExecute", "b", bus_property_get_bool, offsetof(ExecContext, memory_deny_write_execute), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("RestrictRealtime", "b", bus_property_get_bool, offsetof(ExecContext, restrict_realtime), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("RestrictNamespaces", "t", bus_property_get_ulong, offsetof(ExecContext, restrict_namespaces), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("BindPaths", "a(ssbt)", property_get_bind_paths, 0, SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("BindReadOnlyPaths", "a(ssbt)", property_get_bind_paths, 0, SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("MountAPIVFS", "b", bus_property_get_bool, offsetof(ExecContext, mount_apivfs), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
SD_BUS_PROPERTY("KeyringMode", "s", property_get_exec_keyring_mode, offsetof(ExecContext, keyring_mode), SD_BUS_VTABLE_PROPERTY_CONST),
|
|
|
|
/* Obsolete/redundant properties: */
|
|
SD_BUS_PROPERTY("Capabilities", "s", property_get_empty_string, 0, SD_BUS_VTABLE_PROPERTY_CONST|SD_BUS_VTABLE_HIDDEN),
|
|
SD_BUS_PROPERTY("ReadWriteDirectories", "as", NULL, offsetof(ExecContext, read_write_paths), SD_BUS_VTABLE_PROPERTY_CONST|SD_BUS_VTABLE_HIDDEN),
|
|
SD_BUS_PROPERTY("ReadOnlyDirectories", "as", NULL, offsetof(ExecContext, read_only_paths), SD_BUS_VTABLE_PROPERTY_CONST|SD_BUS_VTABLE_HIDDEN),
|
|
SD_BUS_PROPERTY("InaccessibleDirectories", "as", NULL, offsetof(ExecContext, inaccessible_paths), SD_BUS_VTABLE_PROPERTY_CONST|SD_BUS_VTABLE_HIDDEN),
|
|
SD_BUS_PROPERTY("IOScheduling", "i", property_get_ioprio, 0, SD_BUS_VTABLE_PROPERTY_CONST|SD_BUS_VTABLE_HIDDEN),
|
|
|
|
SD_BUS_VTABLE_END
|
|
};
|
|
|
|
static int append_exec_command(sd_bus_message *reply, ExecCommand *c) {
|
|
int r;
|
|
|
|
assert(reply);
|
|
assert(c);
|
|
|
|
if (!c->path)
|
|
return 0;
|
|
|
|
r = sd_bus_message_open_container(reply, 'r', "sasbttttuii");
|
|
if (r < 0)
|
|
return r;
|
|
|
|
r = sd_bus_message_append(reply, "s", c->path);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
r = sd_bus_message_append_strv(reply, c->argv);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
r = sd_bus_message_append(reply, "bttttuii",
|
|
!!(c->flags & EXEC_COMMAND_IGNORE_FAILURE),
|
|
c->exec_status.start_timestamp.realtime,
|
|
c->exec_status.start_timestamp.monotonic,
|
|
c->exec_status.exit_timestamp.realtime,
|
|
c->exec_status.exit_timestamp.monotonic,
|
|
(uint32_t) c->exec_status.pid,
|
|
(int32_t) c->exec_status.code,
|
|
(int32_t) c->exec_status.status);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
return sd_bus_message_close_container(reply);
|
|
}
|
|
|
|
int bus_property_get_exec_command(
|
|
sd_bus *bus,
|
|
const char *path,
|
|
const char *interface,
|
|
const char *property,
|
|
sd_bus_message *reply,
|
|
void *userdata,
|
|
sd_bus_error *ret_error) {
|
|
|
|
ExecCommand *c = (ExecCommand*) userdata;
|
|
int r;
|
|
|
|
assert(bus);
|
|
assert(reply);
|
|
|
|
r = sd_bus_message_open_container(reply, 'a', "(sasbttttuii)");
|
|
if (r < 0)
|
|
return r;
|
|
|
|
r = append_exec_command(reply, c);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
return sd_bus_message_close_container(reply);
|
|
}
|
|
|
|
int bus_property_get_exec_command_list(
|
|
sd_bus *bus,
|
|
const char *path,
|
|
const char *interface,
|
|
const char *property,
|
|
sd_bus_message *reply,
|
|
void *userdata,
|
|
sd_bus_error *ret_error) {
|
|
|
|
ExecCommand *c = *(ExecCommand**) userdata;
|
|
int r;
|
|
|
|
assert(bus);
|
|
assert(reply);
|
|
|
|
r = sd_bus_message_open_container(reply, 'a', "(sasbttttuii)");
|
|
if (r < 0)
|
|
return r;
|
|
|
|
LIST_FOREACH(command, c, c) {
|
|
r = append_exec_command(reply, c);
|
|
if (r < 0)
|
|
return r;
|
|
}
|
|
|
|
return sd_bus_message_close_container(reply);
|
|
}
|
|
|
|
int bus_set_transient_exec_command(
|
|
Unit *u,
|
|
const char *name,
|
|
ExecCommand **exec_command,
|
|
sd_bus_message *message,
|
|
UnitWriteFlags flags,
|
|
sd_bus_error *error) {
|
|
unsigned n = 0;
|
|
int r;
|
|
|
|
r = sd_bus_message_enter_container(message, 'a', "(sasb)");
|
|
if (r < 0)
|
|
return r;
|
|
|
|
while ((r = sd_bus_message_enter_container(message, 'r', "sasb")) > 0) {
|
|
_cleanup_strv_free_ char **argv = NULL;
|
|
const char *path;
|
|
int b;
|
|
|
|
r = sd_bus_message_read(message, "s", &path);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
if (!path_is_absolute(path))
|
|
return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Path %s is not absolute.", path);
|
|
|
|
r = sd_bus_message_read_strv(message, &argv);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
r = sd_bus_message_read(message, "b", &b);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
r = sd_bus_message_exit_container(message);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
|
|
ExecCommand *c;
|
|
|
|
c = new0(ExecCommand, 1);
|
|
if (!c)
|
|
return -ENOMEM;
|
|
|
|
c->path = strdup(path);
|
|
if (!c->path) {
|
|
free(c);
|
|
return -ENOMEM;
|
|
}
|
|
|
|
c->argv = argv;
|
|
argv = NULL;
|
|
|
|
c->flags = b ? EXEC_COMMAND_IGNORE_FAILURE : 0;
|
|
|
|
path_kill_slashes(c->path);
|
|
exec_command_append_list(exec_command, c);
|
|
}
|
|
|
|
n++;
|
|
}
|
|
if (r < 0)
|
|
return r;
|
|
|
|
r = sd_bus_message_exit_container(message);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
|
|
_cleanup_free_ char *buf = NULL;
|
|
_cleanup_fclose_ FILE *f = NULL;
|
|
ExecCommand *c;
|
|
size_t size = 0;
|
|
|
|
if (n == 0)
|
|
*exec_command = exec_command_free_list(*exec_command);
|
|
|
|
f = open_memstream(&buf, &size);
|
|
if (!f)
|
|
return -ENOMEM;
|
|
|
|
(void) __fsetlocking(f, FSETLOCKING_BYCALLER);
|
|
|
|
fputs("ExecStart=\n", f);
|
|
|
|
LIST_FOREACH(command, c, *exec_command) {
|
|
_cleanup_free_ char *a = NULL, *t = NULL;
|
|
const char *p;
|
|
|
|
p = unit_escape_setting(c->path, UNIT_ESCAPE_C|UNIT_ESCAPE_SPECIFIERS, &t);
|
|
if (!p)
|
|
return -ENOMEM;
|
|
|
|
a = unit_concat_strv(c->argv, UNIT_ESCAPE_C|UNIT_ESCAPE_SPECIFIERS);
|
|
if (!a)
|
|
return -ENOMEM;
|
|
|
|
fprintf(f, "%s=%s@%s %s\n",
|
|
name,
|
|
c->flags & EXEC_COMMAND_IGNORE_FAILURE ? "-" : "",
|
|
p,
|
|
a);
|
|
}
|
|
|
|
r = fflush_and_check(f);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
unit_write_setting(u, flags, name, buf);
|
|
}
|
|
|
|
return 1;
|
|
}
|
|
|
|
static int parse_personality(const char *s, unsigned long *p) {
|
|
unsigned long v;
|
|
|
|
assert(p);
|
|
|
|
v = personality_from_string(s);
|
|
if (v == PERSONALITY_INVALID)
|
|
return -EINVAL;
|
|
|
|
*p = v;
|
|
return 0;
|
|
}
|
|
|
|
static const char* mount_propagation_flags_to_string_with_check(unsigned long n) {
|
|
if (!IN_SET(n, 0, MS_SHARED, MS_PRIVATE, MS_SLAVE))
|
|
return NULL;
|
|
|
|
return mount_propagation_flags_to_string(n);
|
|
}
|
|
|
|
static BUS_DEFINE_SET_TRANSIENT(nsec, "t", uint64_t, nsec_t, NSEC_FMT);
|
|
static BUS_DEFINE_SET_TRANSIENT_IS_VALID(log_level, "i", int32_t, int, "%" PRIi32, log_level_is_valid);
|
|
#if HAVE_SECCOMP
|
|
static BUS_DEFINE_SET_TRANSIENT_IS_VALID(errno, "i", int32_t, int, "%" PRIi32, errno_is_valid);
|
|
#endif
|
|
static BUS_DEFINE_SET_TRANSIENT_IS_VALID(sched_priority, "i", int32_t, int, "%" PRIi32, sched_priority_is_valid);
|
|
static BUS_DEFINE_SET_TRANSIENT_IS_VALID(nice, "i", int32_t, int, "%" PRIi32, nice_is_valid);
|
|
static BUS_DEFINE_SET_TRANSIENT_PARSE(std_input, ExecInput, exec_input_from_string);
|
|
static BUS_DEFINE_SET_TRANSIENT_PARSE(std_output, ExecOutput, exec_output_from_string);
|
|
static BUS_DEFINE_SET_TRANSIENT_PARSE(utmp_mode, ExecUtmpMode, exec_utmp_mode_from_string);
|
|
static BUS_DEFINE_SET_TRANSIENT_PARSE(protect_system, ProtectSystem, parse_protect_system_or_bool);
|
|
static BUS_DEFINE_SET_TRANSIENT_PARSE(protect_home, ProtectHome, parse_protect_home_or_bool);
|
|
static BUS_DEFINE_SET_TRANSIENT_PARSE(keyring_mode, ExecKeyringMode, exec_keyring_mode_from_string);
|
|
static BUS_DEFINE_SET_TRANSIENT_PARSE(preserve_mode, ExecPreserveMode, exec_preserve_mode_from_string);
|
|
static BUS_DEFINE_SET_TRANSIENT_PARSE_PTR(personality, unsigned long, parse_personality);
|
|
static BUS_DEFINE_SET_TRANSIENT_TO_STRING_ALLOC(secure_bits, "i", int32_t, int, "%" PRIi32, secure_bits_to_string_alloc_with_check);
|
|
static BUS_DEFINE_SET_TRANSIENT_TO_STRING_ALLOC(capability, "t", uint64_t, uint64_t, "%" PRIu64, capability_set_to_string_alloc);
|
|
static BUS_DEFINE_SET_TRANSIENT_TO_STRING_ALLOC(sched_policy, "i", int32_t, int, "%" PRIi32, sched_policy_to_string_alloc_with_check);
|
|
static BUS_DEFINE_SET_TRANSIENT_TO_STRING_ALLOC(namespace_flag, "t", uint64_t, unsigned long, "%" PRIu64, namespace_flag_to_string_many_with_check);
|
|
static BUS_DEFINE_SET_TRANSIENT_TO_STRING(mount_flags, "t", uint64_t, unsigned long, "%" PRIu64, mount_propagation_flags_to_string_with_check);
|
|
|
|
int bus_exec_context_set_transient_property(
|
|
Unit *u,
|
|
ExecContext *c,
|
|
const char *name,
|
|
sd_bus_message *message,
|
|
UnitWriteFlags flags,
|
|
sd_bus_error *error) {
|
|
|
|
const char *soft = NULL;
|
|
int r, ri;
|
|
|
|
assert(u);
|
|
assert(c);
|
|
assert(name);
|
|
assert(message);
|
|
|
|
flags |= UNIT_PRIVATE;
|
|
|
|
if (streq(name, "User"))
|
|
return bus_set_transient_user(u, name, &c->user, message, flags, error);
|
|
|
|
if (streq(name, "Group"))
|
|
return bus_set_transient_user(u, name, &c->group, message, flags, error);
|
|
|
|
if (streq(name, "TTYPath"))
|
|
return bus_set_transient_path(u, name, &c->tty_path, message, flags, error);
|
|
|
|
if (streq(name, "RootImage"))
|
|
return bus_set_transient_path(u, name, &c->root_image, message, flags, error);
|
|
|
|
if (streq(name, "RootDirectory"))
|
|
return bus_set_transient_path(u, name, &c->root_directory, message, flags, error);
|
|
|
|
if (streq(name, "SyslogIdentifier"))
|
|
return bus_set_transient_string(u, name, &c->syslog_identifier, message, flags, error);
|
|
|
|
if (streq(name, "LogLevelMax"))
|
|
return bus_set_transient_log_level(u, name, &c->log_level_max, message, flags, error);
|
|
|
|
if (streq(name, "CPUSchedulingPriority"))
|
|
return bus_set_transient_sched_priority(u, name, &c->cpu_sched_priority, message, flags, error);
|
|
|
|
if (streq(name, "Personality"))
|
|
return bus_set_transient_personality(u, name, &c->personality, message, flags, error);
|
|
|
|
if (streq(name, "Nice"))
|
|
return bus_set_transient_nice(u, name, &c->nice, message, flags, error);
|
|
|
|
if (streq(name, "StandardInput"))
|
|
return bus_set_transient_std_input(u, name, &c->std_input, message, flags, error);
|
|
|
|
if (streq(name, "StandardOutput"))
|
|
return bus_set_transient_std_output(u, name, &c->std_output, message, flags, error);
|
|
|
|
if (streq(name, "StandardError"))
|
|
return bus_set_transient_std_output(u, name, &c->std_error, message, flags, error);
|
|
|
|
if (streq(name, "IgnoreSIGPIPE"))
|
|
return bus_set_transient_bool(u, name, &c->ignore_sigpipe, message, flags, error);
|
|
|
|
if (streq(name, "TTYVHangup"))
|
|
return bus_set_transient_bool(u, name, &c->tty_vhangup, message, flags, error);
|
|
|
|
if (streq(name, "TTYReset"))
|
|
return bus_set_transient_bool(u, name, &c->tty_reset, message, flags, error);
|
|
|
|
if (streq(name, "TTYVTDisallocate"))
|
|
return bus_set_transient_bool(u, name, &c->tty_vt_disallocate, message, flags, error);
|
|
|
|
if (streq(name, "PrivateTmp"))
|
|
return bus_set_transient_bool(u, name, &c->private_tmp, message, flags, error);
|
|
|
|
if (streq(name, "PrivateDevices"))
|
|
return bus_set_transient_bool(u, name, &c->private_devices, message, flags, error);
|
|
|
|
if (streq(name, "PrivateNetwork"))
|
|
return bus_set_transient_bool(u, name, &c->private_network, message, flags, error);
|
|
|
|
if (streq(name, "PrivateUsers"))
|
|
return bus_set_transient_bool(u, name, &c->private_users, message, flags, error);
|
|
|
|
if (streq(name, "NoNewPrivileges"))
|
|
return bus_set_transient_bool(u, name, &c->no_new_privileges, message, flags, error);
|
|
|
|
if (streq(name, "SyslogLevelPrefix"))
|
|
return bus_set_transient_bool(u, name, &c->syslog_level_prefix, message, flags, error);
|
|
|
|
if (streq(name, "MemoryDenyWriteExecute"))
|
|
return bus_set_transient_bool(u, name, &c->memory_deny_write_execute, message, flags, error);
|
|
|
|
if (streq(name, "RestrictRealtime"))
|
|
return bus_set_transient_bool(u, name, &c->restrict_realtime, message, flags, error);
|
|
|
|
if (streq(name, "DynamicUser"))
|
|
return bus_set_transient_bool(u, name, &c->dynamic_user, message, flags, error);
|
|
|
|
if (streq(name, "RemoveIPC"))
|
|
return bus_set_transient_bool(u, name, &c->remove_ipc, message, flags, error);
|
|
|
|
if (streq(name, "ProtectKernelTunables"))
|
|
return bus_set_transient_bool(u, name, &c->protect_kernel_tunables, message, flags, error);
|
|
|
|
if (streq(name, "ProtectKernelModules"))
|
|
return bus_set_transient_bool(u, name, &c->protect_kernel_modules, message, flags, error);
|
|
|
|
if (streq(name, "ProtectControlGroups"))
|
|
return bus_set_transient_bool(u, name, &c->protect_control_groups, message, flags, error);
|
|
|
|
if (streq(name, "MountAPIVFS"))
|
|
return bus_set_transient_bool(u, name, &c->mount_apivfs, message, flags, error);
|
|
|
|
if (streq(name, "CPUSchedulingResetOnFork"))
|
|
return bus_set_transient_bool(u, name, &c->cpu_sched_reset_on_fork, message, flags, error);
|
|
|
|
if (streq(name, "NonBlocking"))
|
|
return bus_set_transient_bool(u, name, &c->non_blocking, message, flags, error);
|
|
|
|
if (streq(name, "LockPersonality"))
|
|
return bus_set_transient_bool(u, name, &c->lock_personality, message, flags, error);
|
|
|
|
if (streq(name, "UtmpIdentifier"))
|
|
return bus_set_transient_string(u, name, &c->utmp_id, message, flags, error);
|
|
|
|
if (streq(name, "UtmpMode"))
|
|
return bus_set_transient_utmp_mode(u, name, &c->utmp_mode, message, flags, error);
|
|
|
|
if (streq(name, "PAMName"))
|
|
return bus_set_transient_string(u, name, &c->pam_name, message, flags, error);
|
|
|
|
if (streq(name, "TimerSlackNSec"))
|
|
return bus_set_transient_nsec(u, name, &c->timer_slack_nsec, message, flags, error);
|
|
|
|
if (streq(name, "ProtectSystem"))
|
|
return bus_set_transient_protect_system(u, name, &c->protect_system, message, flags, error);
|
|
|
|
if (streq(name, "ProtectHome"))
|
|
return bus_set_transient_protect_home(u, name, &c->protect_home, message, flags, error);
|
|
|
|
if (streq(name, "KeyringMode"))
|
|
return bus_set_transient_keyring_mode(u, name, &c->keyring_mode, message, flags, error);
|
|
|
|
if (streq(name, "RuntimeDirectoryPreserve"))
|
|
return bus_set_transient_preserve_mode(u, name, &c->runtime_directory_preserve_mode, message, flags, error);
|
|
|
|
if (streq(name, "UMask"))
|
|
return bus_set_transient_mode_t(u, name, &c->umask, message, flags, error);
|
|
|
|
if (streq(name, "RuntimeDirectoryMode"))
|
|
return bus_set_transient_mode_t(u, name, &c->directories[EXEC_DIRECTORY_RUNTIME].mode, message, flags, error);
|
|
|
|
if (streq(name, "StateDirectoryMode"))
|
|
return bus_set_transient_mode_t(u, name, &c->directories[EXEC_DIRECTORY_STATE].mode, message, flags, error);
|
|
|
|
if (streq(name, "CacheDirectoryMode"))
|
|
return bus_set_transient_mode_t(u, name, &c->directories[EXEC_DIRECTORY_CACHE].mode, message, flags, error);
|
|
|
|
if (streq(name, "LogsDirectoryMode"))
|
|
return bus_set_transient_mode_t(u, name, &c->directories[EXEC_DIRECTORY_LOGS].mode, message, flags, error);
|
|
|
|
if (streq(name, "ConfigurationDirectoryMode"))
|
|
return bus_set_transient_mode_t(u, name, &c->directories[EXEC_DIRECTORY_CONFIGURATION].mode, message, flags, error);
|
|
|
|
if (streq(name, "SELinuxContext"))
|
|
return bus_set_transient_string(u, name, &c->selinux_context, message, flags, error);
|
|
|
|
if (streq(name, "SecureBits"))
|
|
return bus_set_transient_secure_bits(u, name, &c->secure_bits, message, flags, error);
|
|
|
|
if (streq(name, "CapabilityBoundingSet"))
|
|
return bus_set_transient_capability(u, name, &c->capability_bounding_set, message, flags, error);
|
|
|
|
if (streq(name, "AmbientCapabilities"))
|
|
return bus_set_transient_capability(u, name, &c->capability_ambient_set, message, flags, error);
|
|
|
|
if (streq(name, "CPUSchedulingPolicy"))
|
|
return bus_set_transient_sched_policy(u, name, &c->cpu_sched_policy, message, flags, error);
|
|
|
|
if (streq(name, "RestrictNamespaces"))
|
|
return bus_set_transient_namespace_flag(u, name, &c->restrict_namespaces, message, flags, error);
|
|
|
|
if (streq(name, "MountFlags"))
|
|
return bus_set_transient_mount_flags(u, name, &c->mount_flags, message, flags, error);
|
|
|
|
if (streq(name, "SupplementaryGroups")) {
|
|
_cleanup_strv_free_ char **l = NULL;
|
|
char **p;
|
|
|
|
r = sd_bus_message_read_strv(message, &l);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
STRV_FOREACH(p, l) {
|
|
if (!isempty(*p) && !valid_user_group_name_or_id(*p))
|
|
return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid supplementary group names");
|
|
}
|
|
|
|
if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
|
|
if (strv_isempty(l)) {
|
|
c->supplementary_groups = strv_free(c->supplementary_groups);
|
|
unit_write_settingf(u, flags, name, "%s=", name);
|
|
} else {
|
|
_cleanup_free_ char *joined = NULL;
|
|
|
|
r = strv_extend_strv(&c->supplementary_groups, l, true);
|
|
if (r < 0)
|
|
return -ENOMEM;
|
|
|
|
joined = strv_join(c->supplementary_groups, " ");
|
|
if (!joined)
|
|
return -ENOMEM;
|
|
|
|
unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS, name, "%s=%s", name, joined);
|
|
}
|
|
}
|
|
|
|
return 1;
|
|
|
|
} else if (streq(name, "SyslogLevel")) {
|
|
int32_t level;
|
|
|
|
r = sd_bus_message_read(message, "i", &level);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
if (!log_level_is_valid(level))
|
|
return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Log level value out of range");
|
|
|
|
if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
|
|
c->syslog_priority = (c->syslog_priority & LOG_FACMASK) | level;
|
|
unit_write_settingf(u, flags, name, "SyslogLevel=%i", level);
|
|
}
|
|
|
|
return 1;
|
|
|
|
} else if (streq(name, "SyslogFacility")) {
|
|
int32_t facility;
|
|
|
|
r = sd_bus_message_read(message, "i", &facility);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
if (!log_facility_unshifted_is_valid(facility))
|
|
return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Log facility value out of range");
|
|
|
|
if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
|
|
c->syslog_priority = (facility << 3) | LOG_PRI(c->syslog_priority);
|
|
unit_write_settingf(u, flags, name, "SyslogFacility=%i", facility);
|
|
}
|
|
|
|
return 1;
|
|
|
|
} else if (streq(name, "LogExtraFields")) {
|
|
size_t n = 0;
|
|
|
|
r = sd_bus_message_enter_container(message, 'a', "ay");
|
|
if (r < 0)
|
|
return r;
|
|
|
|
for (;;) {
|
|
_cleanup_free_ void *copy = NULL;
|
|
struct iovec *t;
|
|
const char *eq;
|
|
const void *p;
|
|
size_t sz;
|
|
|
|
/* Note that we expect a byte array for each field, instead of a string. That's because on the
|
|
* lower-level journal fields can actually contain binary data and are not restricted to text,
|
|
* and we should not "lose precision" in our types on the way. That said, I am pretty sure
|
|
* actually encoding binary data as unit metadata is not a good idea. Hence we actually refuse
|
|
* any actual binary data, and only accept UTF-8. This allows us to eventually lift this
|
|
* limitation, should a good, valid usecase arise. */
|
|
|
|
r = sd_bus_message_read_array(message, 'y', &p, &sz);
|
|
if (r < 0)
|
|
return r;
|
|
if (r == 0)
|
|
break;
|
|
|
|
if (memchr(p, 0, sz))
|
|
return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Journal field contains zero byte");
|
|
|
|
eq = memchr(p, '=', sz);
|
|
if (!eq)
|
|
return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Journal field contains no '=' character");
|
|
if (!journal_field_valid(p, eq - (const char*) p, false))
|
|
return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Journal field invalid");
|
|
|
|
if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
|
|
t = realloc_multiply(c->log_extra_fields, sizeof(struct iovec), c->n_log_extra_fields+1);
|
|
if (!t)
|
|
return -ENOMEM;
|
|
c->log_extra_fields = t;
|
|
}
|
|
|
|
copy = malloc(sz + 1);
|
|
if (!copy)
|
|
return -ENOMEM;
|
|
|
|
memcpy(copy, p, sz);
|
|
((uint8_t*) copy)[sz] = 0;
|
|
|
|
if (!utf8_is_valid(copy))
|
|
return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Journal field is not valid UTF-8");
|
|
|
|
if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
|
|
c->log_extra_fields[c->n_log_extra_fields++] = IOVEC_MAKE(copy, sz);
|
|
unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS|UNIT_ESCAPE_C, name, "LogExtraFields=%s", (char*) copy);
|
|
|
|
copy = NULL;
|
|
}
|
|
|
|
n++;
|
|
}
|
|
|
|
r = sd_bus_message_exit_container(message);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
if (!UNIT_WRITE_FLAGS_NOOP(flags) && n == 0) {
|
|
exec_context_free_log_extra_fields(c);
|
|
unit_write_setting(u, flags, name, "LogExtraFields=");
|
|
}
|
|
|
|
return 1;
|
|
}
|
|
|
|
#if HAVE_SECCOMP
|
|
|
|
if (streq(name, "SystemCallErrorNumber"))
|
|
return bus_set_transient_errno(u, name, &c->syscall_errno, message, flags, error);
|
|
|
|
if (streq(name, "SystemCallFilter")) {
|
|
int whitelist;
|
|
_cleanup_strv_free_ char **l = NULL;
|
|
|
|
r = sd_bus_message_enter_container(message, 'r', "bas");
|
|
if (r < 0)
|
|
return r;
|
|
|
|
r = sd_bus_message_read(message, "b", &whitelist);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
r = sd_bus_message_read_strv(message, &l);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
r = sd_bus_message_exit_container(message);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
|
|
_cleanup_free_ char *joined = NULL;
|
|
bool invert = !whitelist;
|
|
char **s;
|
|
|
|
if (strv_isempty(l)) {
|
|
c->syscall_whitelist = false;
|
|
c->syscall_filter = hashmap_free(c->syscall_filter);
|
|
|
|
unit_write_settingf(u, flags, name, "SystemCallFilter=");
|
|
return 1;
|
|
}
|
|
|
|
if (!c->syscall_filter) {
|
|
c->syscall_filter = hashmap_new(NULL);
|
|
if (!c->syscall_filter)
|
|
return log_oom();
|
|
|
|
c->syscall_whitelist = whitelist;
|
|
|
|
if (c->syscall_whitelist) {
|
|
r = seccomp_parse_syscall_filter(invert, "@default", -1, c->syscall_filter, true);
|
|
if (r < 0)
|
|
return r;
|
|
}
|
|
}
|
|
|
|
STRV_FOREACH(s, l) {
|
|
_cleanup_free_ char *n = NULL;
|
|
int e;
|
|
|
|
r = parse_syscall_and_errno(*s, &n, &e);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
r = seccomp_parse_syscall_filter(invert, n, e, c->syscall_filter, c->syscall_whitelist);
|
|
if (r < 0)
|
|
return r;
|
|
}
|
|
|
|
joined = strv_join(l, " ");
|
|
if (!joined)
|
|
return -ENOMEM;
|
|
|
|
unit_write_settingf(u, flags, name, "SystemCallFilter=%s%s", whitelist ? "" : "~", joined);
|
|
}
|
|
|
|
return 1;
|
|
|
|
} else if (streq(name, "SystemCallArchitectures")) {
|
|
_cleanup_strv_free_ char **l = NULL;
|
|
|
|
r = sd_bus_message_read_strv(message, &l);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
|
|
_cleanup_free_ char *joined = NULL;
|
|
|
|
if (strv_isempty(l))
|
|
c->syscall_archs = set_free(c->syscall_archs);
|
|
else {
|
|
char **s;
|
|
|
|
r = set_ensure_allocated(&c->syscall_archs, NULL);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
STRV_FOREACH(s, l) {
|
|
uint32_t a;
|
|
|
|
r = seccomp_arch_from_string(*s, &a);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
r = set_put(c->syscall_archs, UINT32_TO_PTR(a + 1));
|
|
if (r < 0)
|
|
return r;
|
|
}
|
|
|
|
}
|
|
|
|
joined = strv_join(l, " ");
|
|
if (!joined)
|
|
return -ENOMEM;
|
|
|
|
unit_write_settingf(u, flags, name, "%s=%s", name, joined);
|
|
}
|
|
|
|
return 1;
|
|
|
|
} else if (streq(name, "RestrictAddressFamilies")) {
|
|
int whitelist;
|
|
_cleanup_strv_free_ char **l = NULL;
|
|
|
|
r = sd_bus_message_enter_container(message, 'r', "bas");
|
|
if (r < 0)
|
|
return r;
|
|
|
|
r = sd_bus_message_read(message, "b", &whitelist);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
r = sd_bus_message_read_strv(message, &l);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
r = sd_bus_message_exit_container(message);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
|
|
_cleanup_free_ char *joined = NULL;
|
|
bool invert = !whitelist;
|
|
char **s;
|
|
|
|
if (strv_isempty(l)) {
|
|
c->address_families_whitelist = false;
|
|
c->address_families = set_free(c->address_families);
|
|
|
|
unit_write_settingf(u, flags, name, "RestrictAddressFamilies=");
|
|
return 1;
|
|
}
|
|
|
|
if (!c->address_families) {
|
|
c->address_families = set_new(NULL);
|
|
if (!c->address_families)
|
|
return log_oom();
|
|
|
|
c->address_families_whitelist = whitelist;
|
|
}
|
|
|
|
STRV_FOREACH(s, l) {
|
|
int af;
|
|
|
|
af = af_from_name(*s);
|
|
if (af <= 0)
|
|
return -EINVAL;
|
|
|
|
if (!invert == c->address_families_whitelist) {
|
|
r = set_put(c->address_families, INT_TO_PTR(af));
|
|
if (r < 0)
|
|
return r;
|
|
} else
|
|
(void) set_remove(c->address_families, INT_TO_PTR(af));
|
|
}
|
|
|
|
joined = strv_join(l, " ");
|
|
if (!joined)
|
|
return -ENOMEM;
|
|
|
|
unit_write_settingf(u, flags, name, "RestrictAddressFamilies=%s%s", whitelist ? "" : "~", joined);
|
|
}
|
|
|
|
return 1;
|
|
}
|
|
#endif
|
|
if (streq(name, "CPUAffinity")) {
|
|
const void *a;
|
|
size_t n = 0;
|
|
|
|
r = sd_bus_message_read_array(message, 'y', &a, &n);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
|
|
if (n == 0) {
|
|
c->cpuset = cpu_set_mfree(c->cpuset);
|
|
c->cpuset_ncpus = 0;
|
|
unit_write_settingf(u, flags, name, "%s=", name);
|
|
} else {
|
|
_cleanup_free_ char *str = NULL;
|
|
size_t allocated = 0, len = 0, i, ncpus;
|
|
|
|
ncpus = CPU_SIZE_TO_NUM(n);
|
|
|
|
for (i = 0; i < ncpus; i++) {
|
|
_cleanup_free_ char *p = NULL;
|
|
size_t add;
|
|
|
|
if (!CPU_ISSET_S(i, n, (cpu_set_t*) a))
|
|
continue;
|
|
|
|
r = asprintf(&p, "%zu", i);
|
|
if (r < 0)
|
|
return -ENOMEM;
|
|
|
|
add = strlen(p);
|
|
|
|
if (!GREEDY_REALLOC(str, allocated, len + add + 2))
|
|
return -ENOMEM;
|
|
|
|
strcpy(mempcpy(str + len, p, add), " ");
|
|
len += add + 1;
|
|
}
|
|
|
|
if (len != 0)
|
|
str[len - 1] = '\0';
|
|
|
|
if (!c->cpuset || c->cpuset_ncpus < ncpus) {
|
|
cpu_set_t *cpuset;
|
|
|
|
cpuset = CPU_ALLOC(ncpus);
|
|
if (!cpuset)
|
|
return -ENOMEM;
|
|
|
|
CPU_ZERO_S(n, cpuset);
|
|
if (c->cpuset) {
|
|
CPU_OR_S(CPU_ALLOC_SIZE(c->cpuset_ncpus), cpuset, c->cpuset, (cpu_set_t*) a);
|
|
CPU_FREE(c->cpuset);
|
|
} else
|
|
CPU_OR_S(n, cpuset, cpuset, (cpu_set_t*) a);
|
|
|
|
c->cpuset = cpuset;
|
|
c->cpuset_ncpus = ncpus;
|
|
} else
|
|
CPU_OR_S(n, c->cpuset, c->cpuset, (cpu_set_t*) a);
|
|
|
|
unit_write_settingf(u, flags, name, "%s=%s", name, str);
|
|
}
|
|
}
|
|
|
|
return 1;
|
|
|
|
} else if (streq(name, "IOSchedulingClass")) {
|
|
int32_t q;
|
|
|
|
r = sd_bus_message_read(message, "i", &q);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
if (!ioprio_class_is_valid(q))
|
|
return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid IO scheduling class: %i", q);
|
|
|
|
if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
|
|
_cleanup_free_ char *s = NULL;
|
|
|
|
r = ioprio_class_to_string_alloc(q, &s);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
c->ioprio = IOPRIO_PRIO_VALUE(q, IOPRIO_PRIO_DATA(c->ioprio));
|
|
c->ioprio_set = true;
|
|
|
|
unit_write_settingf(u, flags, name, "IOSchedulingClass=%s", s);
|
|
}
|
|
|
|
return 1;
|
|
|
|
} else if (streq(name, "IOSchedulingPriority")) {
|
|
int32_t p;
|
|
|
|
r = sd_bus_message_read(message, "i", &p);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
if (!ioprio_priority_is_valid(p))
|
|
return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid IO scheduling priority: %i", p);
|
|
|
|
if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
|
|
c->ioprio = IOPRIO_PRIO_VALUE(IOPRIO_PRIO_CLASS(c->ioprio), p);
|
|
c->ioprio_set = true;
|
|
|
|
unit_write_settingf(u, flags, name, "IOSchedulingPriority=%i", p);
|
|
}
|
|
|
|
return 1;
|
|
|
|
} else if (streq(name, "WorkingDirectory")) {
|
|
const char *s;
|
|
bool missing_ok;
|
|
|
|
r = sd_bus_message_read(message, "s", &s);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
if (s[0] == '-') {
|
|
missing_ok = true;
|
|
s++;
|
|
} else
|
|
missing_ok = false;
|
|
|
|
if (!isempty(s) && !streq(s, "~") && !path_is_absolute(s))
|
|
return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "WorkingDirectory= expects an absolute path or '~'");
|
|
|
|
if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
|
|
if (streq(s, "~")) {
|
|
c->working_directory = mfree(c->working_directory);
|
|
c->working_directory_home = true;
|
|
} else {
|
|
r = free_and_strdup(&c->working_directory, empty_to_null(s));
|
|
if (r < 0)
|
|
return r;
|
|
|
|
c->working_directory_home = false;
|
|
}
|
|
|
|
c->working_directory_missing_ok = missing_ok;
|
|
unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS, name, "WorkingDirectory=%s%s", missing_ok ? "-" : "", s);
|
|
}
|
|
|
|
return 1;
|
|
|
|
} else if (STR_IN_SET(name,
|
|
"StandardInputFileDescriptorName", "StandardOutputFileDescriptorName", "StandardErrorFileDescriptorName")) {
|
|
const char *s;
|
|
|
|
r = sd_bus_message_read(message, "s", &s);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
if (!isempty(s) && !fdname_is_valid(s))
|
|
return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid file descriptor name");
|
|
|
|
if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
|
|
|
|
if (streq(name, "StandardInputFileDescriptorName")) {
|
|
r = free_and_strdup(c->stdio_fdname + STDIN_FILENO, empty_to_null(s));
|
|
if (r < 0)
|
|
return r;
|
|
|
|
c->std_input = EXEC_INPUT_NAMED_FD;
|
|
unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS, name, "StandardInput=fd:%s", exec_context_fdname(c, STDIN_FILENO));
|
|
|
|
} else if (streq(name, "StandardOutputFileDescriptorName")) {
|
|
r = free_and_strdup(c->stdio_fdname + STDOUT_FILENO, empty_to_null(s));
|
|
if (r < 0)
|
|
return r;
|
|
|
|
c->std_output = EXEC_OUTPUT_NAMED_FD;
|
|
unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS, name, "StandardOutput=fd:%s", exec_context_fdname(c, STDOUT_FILENO));
|
|
|
|
} else {
|
|
assert(streq(name, "StandardErrorFileDescriptorName"));
|
|
|
|
r = free_and_strdup(&c->stdio_fdname[STDERR_FILENO], empty_to_null(s));
|
|
if (r < 0)
|
|
return r;
|
|
|
|
c->std_error = EXEC_OUTPUT_NAMED_FD;
|
|
unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS, name, "StandardError=fd:%s", exec_context_fdname(c, STDERR_FILENO));
|
|
}
|
|
}
|
|
|
|
return 1;
|
|
|
|
} else if (STR_IN_SET(name, "StandardInputFile", "StandardOutputFile", "StandardErrorFile")) {
|
|
const char *s;
|
|
|
|
r = sd_bus_message_read(message, "s", &s);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
if (!isempty(s)) {
|
|
if (!path_is_absolute(s))
|
|
return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Path %s is not absolute", s);
|
|
if (!path_is_normalized(s))
|
|
return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Path %s is not normalized", s);
|
|
}
|
|
|
|
if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
|
|
|
|
if (streq(name, "StandardInputFile")) {
|
|
r = free_and_strdup(&c->stdio_file[STDIN_FILENO], empty_to_null(s));
|
|
if (r < 0)
|
|
return r;
|
|
|
|
c->std_input = EXEC_INPUT_FILE;
|
|
unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS, name, "StandardInput=file:%s", s);
|
|
|
|
} else if (streq(name, "StandardOutputFile")) {
|
|
r = free_and_strdup(&c->stdio_file[STDOUT_FILENO], empty_to_null(s));
|
|
if (r < 0)
|
|
return r;
|
|
|
|
c->std_output = EXEC_OUTPUT_FILE;
|
|
unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS, name, "StandardOutput=file:%s", s);
|
|
|
|
} else {
|
|
assert(streq(name, "StandardErrorFile"));
|
|
|
|
r = free_and_strdup(&c->stdio_file[STDERR_FILENO], empty_to_null(s));
|
|
if (r < 0)
|
|
return r;
|
|
|
|
c->std_error = EXEC_OUTPUT_FILE;
|
|
unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS, name, "StandardError=file:%s", s);
|
|
}
|
|
}
|
|
|
|
return 1;
|
|
|
|
} else if (streq(name, "StandardInputData")) {
|
|
const void *p;
|
|
size_t sz;
|
|
|
|
r = sd_bus_message_read_array(message, 'y', &p, &sz);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
|
|
_cleanup_free_ char *encoded = NULL;
|
|
|
|
if (sz == 0) {
|
|
c->stdin_data = mfree(c->stdin_data);
|
|
c->stdin_data_size = 0;
|
|
|
|
unit_write_settingf(u, flags, name, "StandardInputData=");
|
|
} else {
|
|
void *q;
|
|
ssize_t n;
|
|
|
|
if (c->stdin_data_size + sz < c->stdin_data_size || /* check for overflow */
|
|
c->stdin_data_size + sz > EXEC_STDIN_DATA_MAX)
|
|
return -E2BIG;
|
|
|
|
n = base64mem(p, sz, &encoded);
|
|
if (n < 0)
|
|
return (int) n;
|
|
|
|
q = realloc(c->stdin_data, c->stdin_data_size + sz);
|
|
if (!q)
|
|
return -ENOMEM;
|
|
|
|
memcpy((uint8_t*) q + c->stdin_data_size, p, sz);
|
|
|
|
c->stdin_data = q;
|
|
c->stdin_data_size += sz;
|
|
|
|
unit_write_settingf(u, flags, name, "StandardInputData=%s", encoded);
|
|
}
|
|
}
|
|
|
|
return 1;
|
|
|
|
} else if (streq(name, "Environment")) {
|
|
|
|
_cleanup_strv_free_ char **l = NULL;
|
|
|
|
r = sd_bus_message_read_strv(message, &l);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
if (!strv_env_is_valid(l))
|
|
return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid environment block.");
|
|
|
|
if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
|
|
if (strv_isempty(l)) {
|
|
c->environment = strv_free(c->environment);
|
|
unit_write_setting(u, flags, name, "Environment=");
|
|
} else {
|
|
_cleanup_free_ char *joined = NULL;
|
|
char **e;
|
|
|
|
joined = unit_concat_strv(l, UNIT_ESCAPE_SPECIFIERS|UNIT_ESCAPE_C);
|
|
if (!joined)
|
|
return -ENOMEM;
|
|
|
|
e = strv_env_merge(2, c->environment, l);
|
|
if (!e)
|
|
return -ENOMEM;
|
|
|
|
strv_free(c->environment);
|
|
c->environment = e;
|
|
|
|
unit_write_settingf(u, flags, name, "Environment=%s", joined);
|
|
}
|
|
}
|
|
|
|
return 1;
|
|
|
|
} else if (streq(name, "UnsetEnvironment")) {
|
|
|
|
_cleanup_strv_free_ char **l = NULL;
|
|
|
|
r = sd_bus_message_read_strv(message, &l);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
if (!strv_env_name_or_assignment_is_valid(l))
|
|
return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid UnsetEnvironment= list.");
|
|
|
|
if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
|
|
if (strv_isempty(l)) {
|
|
c->unset_environment = strv_free(c->unset_environment);
|
|
unit_write_setting(u, flags, name, "UnsetEnvironment=");
|
|
} else {
|
|
_cleanup_free_ char *joined = NULL;
|
|
char **e;
|
|
|
|
joined = unit_concat_strv(l, UNIT_ESCAPE_SPECIFIERS|UNIT_ESCAPE_C);
|
|
if (!joined)
|
|
return -ENOMEM;
|
|
|
|
e = strv_env_merge(2, c->unset_environment, l);
|
|
if (!e)
|
|
return -ENOMEM;
|
|
|
|
strv_free(c->unset_environment);
|
|
c->unset_environment = e;
|
|
|
|
unit_write_settingf(u, flags, name, "UnsetEnvironment=%s", joined);
|
|
}
|
|
}
|
|
|
|
return 1;
|
|
|
|
} else if (streq(name, "OOMScoreAdjust")) {
|
|
int oa;
|
|
|
|
r = sd_bus_message_read(message, "i", &oa);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
if (!oom_score_adjust_is_valid(oa))
|
|
return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "OOM score adjust value out of range");
|
|
|
|
if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
|
|
c->oom_score_adjust = oa;
|
|
c->oom_score_adjust_set = true;
|
|
unit_write_settingf(u, flags, name, "OOMScoreAdjust=%i", oa);
|
|
}
|
|
|
|
return 1;
|
|
|
|
} else if (streq(name, "EnvironmentFiles")) {
|
|
|
|
_cleanup_free_ char *joined = NULL;
|
|
_cleanup_fclose_ FILE *f = NULL;
|
|
_cleanup_strv_free_ char **l = NULL;
|
|
size_t size = 0;
|
|
char **i;
|
|
|
|
r = sd_bus_message_enter_container(message, 'a', "(sb)");
|
|
if (r < 0)
|
|
return r;
|
|
|
|
f = open_memstream(&joined, &size);
|
|
if (!f)
|
|
return -ENOMEM;
|
|
|
|
(void) __fsetlocking(f, FSETLOCKING_BYCALLER);
|
|
|
|
fputs("EnvironmentFile=\n", f);
|
|
|
|
STRV_FOREACH(i, c->environment_files) {
|
|
_cleanup_free_ char *q = NULL;
|
|
|
|
q = specifier_escape(*i);
|
|
if (!q)
|
|
return -ENOMEM;
|
|
|
|
fprintf(f, "EnvironmentFile=%s\n", q);
|
|
}
|
|
|
|
while ((r = sd_bus_message_enter_container(message, 'r', "sb")) > 0) {
|
|
const char *path;
|
|
int b;
|
|
|
|
r = sd_bus_message_read(message, "sb", &path, &b);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
r = sd_bus_message_exit_container(message);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
if (!path_is_absolute(path))
|
|
return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Path %s is not absolute.", path);
|
|
|
|
if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
|
|
_cleanup_free_ char *q = NULL;
|
|
char *buf;
|
|
|
|
buf = strjoin(b ? "-" : "", path);
|
|
if (!buf)
|
|
return -ENOMEM;
|
|
|
|
q = specifier_escape(buf);
|
|
if (!q) {
|
|
free(buf);
|
|
return -ENOMEM;
|
|
}
|
|
|
|
fprintf(f, "EnvironmentFile=%s\n", q);
|
|
|
|
r = strv_consume(&l, buf);
|
|
if (r < 0)
|
|
return r;
|
|
}
|
|
}
|
|
if (r < 0)
|
|
return r;
|
|
|
|
r = sd_bus_message_exit_container(message);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
r = fflush_and_check(f);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
|
|
if (strv_isempty(l)) {
|
|
c->environment_files = strv_free(c->environment_files);
|
|
unit_write_setting(u, flags, name, "EnvironmentFile=");
|
|
} else {
|
|
r = strv_extend_strv(&c->environment_files, l, true);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
unit_write_setting(u, flags, name, joined);
|
|
}
|
|
}
|
|
|
|
return 1;
|
|
|
|
} else if (streq(name, "PassEnvironment")) {
|
|
|
|
_cleanup_strv_free_ char **l = NULL;
|
|
|
|
r = sd_bus_message_read_strv(message, &l);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
if (!strv_env_name_is_valid(l))
|
|
return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid PassEnvironment= block.");
|
|
|
|
if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
|
|
if (strv_isempty(l)) {
|
|
c->pass_environment = strv_free(c->pass_environment);
|
|
unit_write_setting(u, flags, name, "PassEnvironment=");
|
|
} else {
|
|
_cleanup_free_ char *joined = NULL;
|
|
|
|
r = strv_extend_strv(&c->pass_environment, l, true);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
/* We write just the new settings out to file, with unresolved specifiers. */
|
|
joined = unit_concat_strv(l, UNIT_ESCAPE_SPECIFIERS);
|
|
if (!joined)
|
|
return -ENOMEM;
|
|
|
|
unit_write_settingf(u, flags, name, "PassEnvironment=%s", joined);
|
|
}
|
|
}
|
|
|
|
return 1;
|
|
|
|
} else if (STR_IN_SET(name, "ReadWriteDirectories", "ReadOnlyDirectories", "InaccessibleDirectories",
|
|
"ReadWritePaths", "ReadOnlyPaths", "InaccessiblePaths")) {
|
|
_cleanup_strv_free_ char **l = NULL;
|
|
char ***dirs;
|
|
char **p;
|
|
|
|
r = sd_bus_message_read_strv(message, &l);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
STRV_FOREACH(p, l) {
|
|
char *i = *p;
|
|
size_t offset;
|
|
|
|
offset = i[0] == '-';
|
|
offset += i[offset] == '+';
|
|
if (!path_is_absolute(i + offset))
|
|
return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid %s", name);
|
|
|
|
path_kill_slashes(i + offset);
|
|
}
|
|
|
|
if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
|
|
if (STR_IN_SET(name, "ReadWriteDirectories", "ReadWritePaths"))
|
|
dirs = &c->read_write_paths;
|
|
else if (STR_IN_SET(name, "ReadOnlyDirectories", "ReadOnlyPaths"))
|
|
dirs = &c->read_only_paths;
|
|
else /* "InaccessiblePaths" */
|
|
dirs = &c->inaccessible_paths;
|
|
|
|
if (strv_isempty(l)) {
|
|
*dirs = strv_free(*dirs);
|
|
unit_write_settingf(u, flags, name, "%s=", name);
|
|
} else {
|
|
_cleanup_free_ char *joined = NULL;
|
|
|
|
joined = unit_concat_strv(l, UNIT_ESCAPE_SPECIFIERS);
|
|
if (!joined)
|
|
return -ENOMEM;
|
|
|
|
r = strv_extend_strv(dirs, l, true);
|
|
if (r < 0)
|
|
return -ENOMEM;
|
|
|
|
unit_write_settingf(u, flags, name, "%s=%s", name, joined);
|
|
}
|
|
}
|
|
|
|
return 1;
|
|
|
|
} else if (STR_IN_SET(name, "RuntimeDirectory", "StateDirectory", "CacheDirectory", "LogsDirectory", "ConfigurationDirectory")) {
|
|
_cleanup_strv_free_ char **l = NULL;
|
|
char **p;
|
|
|
|
r = sd_bus_message_read_strv(message, &l);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
STRV_FOREACH(p, l) {
|
|
if (!path_is_normalized(*p) || path_is_absolute(*p))
|
|
return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "%s= path is not valid: %s", name, *p);
|
|
}
|
|
|
|
if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
|
|
char ***dirs = NULL;
|
|
ExecDirectoryType i;
|
|
|
|
for (i = 0; i < _EXEC_DIRECTORY_TYPE_MAX; i++)
|
|
if (streq(name, exec_directory_type_to_string(i))) {
|
|
dirs = &c->directories[i].paths;
|
|
break;
|
|
}
|
|
|
|
assert(dirs);
|
|
|
|
if (strv_isempty(l)) {
|
|
*dirs = strv_free(*dirs);
|
|
unit_write_settingf(u, flags, name, "%s=", name);
|
|
} else {
|
|
_cleanup_free_ char *joined = NULL;
|
|
|
|
r = strv_extend_strv(dirs, l, true);
|
|
if (r < 0)
|
|
return -ENOMEM;
|
|
|
|
joined = unit_concat_strv(l, UNIT_ESCAPE_SPECIFIERS);
|
|
if (!joined)
|
|
return -ENOMEM;
|
|
|
|
unit_write_settingf(u, flags, name, "%s=%s", name, joined);
|
|
}
|
|
}
|
|
|
|
return 1;
|
|
|
|
} else if (STR_IN_SET(name, "AppArmorProfile", "SmackProcessLabel")) {
|
|
int ignore;
|
|
const char *s;
|
|
|
|
r = sd_bus_message_enter_container(message, 'r', "bs");
|
|
if (r < 0)
|
|
return r;
|
|
|
|
r = sd_bus_message_read(message, "bs", &ignore, &s);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
|
|
char **p;
|
|
bool *b;
|
|
|
|
if (streq(name, "AppArmorProfile")) {
|
|
p = &c->apparmor_profile;
|
|
b = &c->apparmor_profile_ignore;
|
|
} else { /* "SmackProcessLabel" */
|
|
p = &c->smack_process_label;
|
|
b = &c->smack_process_label_ignore;
|
|
}
|
|
|
|
if (isempty(s)) {
|
|
*p = mfree(*p);
|
|
*b = false;
|
|
} else {
|
|
if (free_and_strdup(p, s) < 0)
|
|
return -ENOMEM;
|
|
*b = ignore;
|
|
}
|
|
|
|
unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS, name, "%s=%s%s", name, ignore ? "-" : "", strempty(s));
|
|
}
|
|
|
|
return 1;
|
|
|
|
} else if (STR_IN_SET(name, "BindPaths", "BindReadOnlyPaths")) {
|
|
unsigned empty = true;
|
|
|
|
r = sd_bus_message_enter_container(message, 'a', "(ssbt)");
|
|
if (r < 0)
|
|
return r;
|
|
|
|
while ((r = sd_bus_message_enter_container(message, 'r', "ssbt")) > 0) {
|
|
const char *source, *destination;
|
|
int ignore_enoent;
|
|
uint64_t mount_flags;
|
|
|
|
r = sd_bus_message_read(message, "ssbt", &source, &destination, &ignore_enoent, &mount_flags);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
r = sd_bus_message_exit_container(message);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
if (!path_is_absolute(source))
|
|
return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Source path %s is not absolute.", source);
|
|
if (!path_is_absolute(destination))
|
|
return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Destination path %s is not absolute.", destination);
|
|
if (!IN_SET(mount_flags, 0, MS_REC))
|
|
return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Unknown mount flags.");
|
|
|
|
if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
|
|
r = bind_mount_add(&c->bind_mounts, &c->n_bind_mounts,
|
|
&(BindMount) {
|
|
.source = strdup(source),
|
|
.destination = strdup(destination),
|
|
.read_only = !!strstr(name, "ReadOnly"),
|
|
.recursive = !!(mount_flags & MS_REC),
|
|
.ignore_enoent = ignore_enoent,
|
|
});
|
|
if (r < 0)
|
|
return r;
|
|
|
|
unit_write_settingf(
|
|
u, flags|UNIT_ESCAPE_SPECIFIERS, name,
|
|
"%s=%s%s:%s:%s",
|
|
name,
|
|
ignore_enoent ? "-" : "",
|
|
source,
|
|
destination,
|
|
(mount_flags & MS_REC) ? "rbind" : "norbind");
|
|
}
|
|
|
|
empty = false;
|
|
}
|
|
if (r < 0)
|
|
return r;
|
|
|
|
r = sd_bus_message_exit_container(message);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
if (empty) {
|
|
bind_mount_free_many(c->bind_mounts, c->n_bind_mounts);
|
|
c->bind_mounts = NULL;
|
|
c->n_bind_mounts = 0;
|
|
|
|
unit_write_settingf(u, flags, name, "%s=", name);
|
|
}
|
|
|
|
return 1;
|
|
}
|
|
|
|
ri = rlimit_from_string(name);
|
|
if (ri < 0) {
|
|
soft = endswith(name, "Soft");
|
|
if (soft) {
|
|
const char *n;
|
|
|
|
n = strndupa(name, soft - name);
|
|
ri = rlimit_from_string(n);
|
|
if (ri >= 0)
|
|
name = n;
|
|
|
|
}
|
|
}
|
|
|
|
if (ri >= 0) {
|
|
uint64_t rl;
|
|
rlim_t x;
|
|
|
|
r = sd_bus_message_read(message, "t", &rl);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
if (rl == (uint64_t) -1)
|
|
x = RLIM_INFINITY;
|
|
else {
|
|
x = (rlim_t) rl;
|
|
|
|
if ((uint64_t) x != rl)
|
|
return -ERANGE;
|
|
}
|
|
|
|
if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
|
|
_cleanup_free_ char *f = NULL;
|
|
struct rlimit nl;
|
|
|
|
if (c->rlimit[ri]) {
|
|
nl = *c->rlimit[ri];
|
|
|
|
if (soft)
|
|
nl.rlim_cur = x;
|
|
else
|
|
nl.rlim_max = x;
|
|
} else
|
|
/* When the resource limit is not initialized yet, then assign the value to both fields */
|
|
nl = (struct rlimit) {
|
|
.rlim_cur = x,
|
|
.rlim_max = x,
|
|
};
|
|
|
|
r = rlimit_format(&nl, &f);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
if (c->rlimit[ri])
|
|
*c->rlimit[ri] = nl;
|
|
else {
|
|
c->rlimit[ri] = newdup(struct rlimit, &nl, 1);
|
|
if (!c->rlimit[ri])
|
|
return -ENOMEM;
|
|
}
|
|
|
|
unit_write_settingf(u, flags, name, "%s=%s", name, f);
|
|
}
|
|
|
|
return 1;
|
|
}
|
|
|
|
return 0;
|
|
}
|