2013-07-02 03:47:23 +02:00
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/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
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/***
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This file is part of systemd.
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Copyright 2013 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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2013-11-07 00:53:19 +01:00
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#include <sys/socket.h>
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2013-07-02 03:47:23 +02:00
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#include <unistd.h>
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#include <errno.h>
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#include <string.h>
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#include <getopt.h>
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#include <pwd.h>
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#include <locale.h>
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2013-10-31 01:25:44 +01:00
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#include <fcntl.h>
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2014-05-18 13:48:53 +02:00
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#include <netinet/in.h>
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#include <arpa/inet.h>
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2014-07-10 23:12:32 +02:00
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#include <net/if.h>
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2014-12-17 21:51:45 +01:00
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#include <sys/mount.h>
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2014-12-18 01:35:58 +01:00
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#include <libgen.h>
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2013-07-02 03:47:23 +02:00
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2013-08-12 14:19:22 +02:00
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#include "sd-bus.h"
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2013-07-02 03:47:23 +02:00
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#include "log.h"
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#include "util.h"
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#include "macro.h"
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#include "pager.h"
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2013-08-12 14:19:22 +02:00
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#include "bus-util.h"
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#include "bus-error.h"
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2013-07-02 03:47:23 +02:00
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#include "build.h"
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#include "strv.h"
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2013-07-11 00:27:54 +02:00
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#include "unit-name.h"
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2013-07-02 03:47:23 +02:00
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#include "cgroup-show.h"
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2013-07-11 19:14:38 +02:00
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#include "cgroup-util.h"
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2013-10-31 01:25:44 +01:00
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#include "ptyfwd.h"
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2014-10-31 16:54:11 +01:00
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#include "event-util.h"
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2014-12-17 21:51:45 +01:00
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#include "path-util.h"
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#include "mkdir.h"
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2014-12-18 01:35:58 +01:00
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#include "copy.h"
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2014-12-19 19:19:05 +01:00
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#include "verbs.h"
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2013-07-02 03:47:23 +02:00
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static char **arg_property = NULL;
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static bool arg_all = false;
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static bool arg_full = false;
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static bool arg_no_pager = false;
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2014-02-18 21:09:05 +01:00
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static bool arg_legend = true;
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2013-07-02 03:47:23 +02:00
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static const char *arg_kill_who = NULL;
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static int arg_signal = SIGTERM;
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2013-10-30 16:44:55 +01:00
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static BusTransport arg_transport = BUS_TRANSPORT_LOCAL;
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2013-07-02 03:47:23 +02:00
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static char *arg_host = NULL;
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2014-12-17 21:51:45 +01:00
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static bool arg_read_only = false;
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static bool arg_mkdir = false;
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2013-07-02 03:47:23 +02:00
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static void pager_open_if_enabled(void) {
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/* Cache result before we open the pager */
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if (arg_no_pager)
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return;
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pager_open(false);
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}
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2014-12-19 19:19:05 +01:00
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static int list_machines(int argc, char *argv[], void *userdata) {
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2013-08-12 14:19:22 +02:00
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_cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
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_cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
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const char *name, *class, *service, *object;
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2014-12-19 19:19:05 +01:00
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sd_bus *bus = userdata;
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2013-07-02 03:47:23 +02:00
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unsigned k = 0;
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int r;
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2014-12-19 19:19:05 +01:00
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assert(bus);
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2013-07-02 03:47:23 +02:00
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pager_open_if_enabled();
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2013-08-12 14:19:22 +02:00
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r = sd_bus_call_method(
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bus,
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"org.freedesktop.machine1",
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"/org/freedesktop/machine1",
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"org.freedesktop.machine1.Manager",
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"ListMachines",
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&error,
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&reply,
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"");
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if (r < 0) {
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log_error("Could not get machines: %s", bus_error_message(&error, -r));
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2013-07-02 03:47:23 +02:00
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return r;
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}
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2014-02-18 21:09:05 +01:00
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if (arg_legend)
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printf("%-32s %-9s %-16s\n", "MACHINE", "CONTAINER", "SERVICE");
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2013-07-02 03:47:23 +02:00
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2013-08-12 14:19:22 +02:00
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r = sd_bus_message_enter_container(reply, SD_BUS_TYPE_ARRAY, "(ssso)");
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if (r < 0)
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2013-11-07 21:26:31 +01:00
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return bus_log_parse_error(r);
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2013-07-02 03:47:23 +02:00
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2013-08-12 14:19:22 +02:00
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while ((r = sd_bus_message_read(reply, "(ssso)", &name, &class, &service, &object)) > 0) {
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2013-07-02 03:47:23 +02:00
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printf("%-32s %-9s %-16s\n", name, class, service);
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k++;
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}
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2013-08-12 14:19:22 +02:00
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if (r < 0)
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2013-11-07 21:26:31 +01:00
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return bus_log_parse_error(r);
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2013-08-12 14:19:22 +02:00
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r = sd_bus_message_exit_container(reply);
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if (r < 0)
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2013-11-07 21:26:31 +01:00
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return bus_log_parse_error(r);
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2013-07-02 03:47:23 +02:00
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2014-02-18 21:09:05 +01:00
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if (arg_legend)
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printf("\n%u machines listed.\n", k);
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2013-07-02 03:47:23 +02:00
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return 0;
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}
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2014-12-19 18:42:50 +01:00
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typedef struct ImageInfo {
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const char *name;
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const char *type;
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bool read_only;
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} ImageInfo;
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static int compare_image_info(const void *a, const void *b) {
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const ImageInfo *x = a, *y = b;
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return strcmp(x->name, y->name);
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}
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2014-12-19 19:19:05 +01:00
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static int list_images(int argc, char *argv[], void *userdata) {
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2014-12-19 18:42:50 +01:00
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_cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
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size_t max_name = strlen("NAME"), max_type = strlen("TYPE");
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_cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
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_cleanup_free_ ImageInfo *images = NULL;
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size_t n_images = 0, n_allocated = 0, j;
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const char *name, *type, *object;
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2014-12-19 19:19:05 +01:00
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sd_bus *bus = userdata;
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2014-12-19 18:42:50 +01:00
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int read_only;
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int r;
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2014-12-19 19:19:05 +01:00
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assert(bus);
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2014-12-19 18:42:50 +01:00
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pager_open_if_enabled();
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r = sd_bus_call_method(
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bus,
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"org.freedesktop.machine1",
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"/org/freedesktop/machine1",
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"org.freedesktop.machine1.Manager",
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"ListImages",
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&error,
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&reply,
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"");
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if (r < 0) {
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log_error("Could not get images: %s", bus_error_message(&error, -r));
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return r;
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}
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r = sd_bus_message_enter_container(reply, SD_BUS_TYPE_ARRAY, "(ssbo)");
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if (r < 0)
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return bus_log_parse_error(r);
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while ((r = sd_bus_message_read(reply, "(ssbo)", &name, &type, &read_only, &object)) > 0) {
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if (name[0] == '.' && !arg_all)
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continue;
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if (!GREEDY_REALLOC(images, n_allocated, n_images + 1))
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return log_oom();
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images[n_images].name = name;
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images[n_images].type = type;
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images[n_images].read_only = read_only;
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if (strlen(name) > max_name)
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max_name = strlen(name);
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if (strlen(type) > max_type)
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max_type = strlen(type);
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n_images++;
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}
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if (r < 0)
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return bus_log_parse_error(r);
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r = sd_bus_message_exit_container(reply);
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if (r < 0)
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return bus_log_parse_error(r);
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qsort_safe(images, n_images, sizeof(ImageInfo), compare_image_info);
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if (arg_legend)
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printf("%-*s %-*s %-3s\n", (int) max_name, "NAME", (int) max_type, "TYPE", "RO");
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for (j = 0; j < n_images; j++) {
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printf("%-*s %-*s %-3s\n",
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(int) max_name, images[j].name,
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(int) max_type, images[j].type,
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yes_no(images[j].read_only));
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}
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if (r < 0)
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return bus_log_parse_error(r);
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if (arg_legend)
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printf("\n%zu images listed.\n", n_images);
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return 0;
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}
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2014-02-11 17:15:38 +01:00
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static int show_unit_cgroup(sd_bus *bus, const char *unit, pid_t leader) {
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2013-08-12 14:19:22 +02:00
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_cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
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_cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
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2013-07-11 00:27:54 +02:00
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_cleanup_free_ char *path = NULL;
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const char *cgroup;
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int r, output_flags;
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unsigned c;
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assert(bus);
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assert(unit);
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2013-10-30 16:44:55 +01:00
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if (arg_transport == BUS_TRANSPORT_REMOTE)
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2013-07-11 00:27:54 +02:00
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return 0;
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path = unit_dbus_path_from_name(unit);
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if (!path)
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return log_oom();
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2013-10-30 15:34:50 +01:00
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r = sd_bus_get_property(
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2013-07-11 00:27:54 +02:00
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bus,
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"org.freedesktop.systemd1",
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path,
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2014-02-11 17:15:38 +01:00
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endswith(unit, ".scope") ? "org.freedesktop.systemd1.Scope" : "org.freedesktop.systemd1.Service",
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2013-10-30 15:34:50 +01:00
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"ControlGroup",
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2013-07-11 00:27:54 +02:00
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&error,
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2013-08-12 14:19:22 +02:00
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&reply,
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2013-10-30 15:34:50 +01:00
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"s");
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2013-07-11 00:27:54 +02:00
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if (r < 0) {
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2013-08-12 14:19:22 +02:00
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log_error("Failed to query ControlGroup: %s", bus_error_message(&error, -r));
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2013-07-11 00:27:54 +02:00
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return r;
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}
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2013-10-30 15:34:50 +01:00
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r = sd_bus_message_read(reply, "s", &cgroup);
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2013-11-07 21:26:31 +01:00
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if (r < 0)
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return bus_log_parse_error(r);
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2013-07-11 00:27:54 +02:00
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2013-07-11 19:14:38 +02:00
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if (isempty(cgroup))
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return 0;
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if (cg_is_empty_recursive(SYSTEMD_CGROUP_CONTROLLER, cgroup, false) != 0 && leader <= 0)
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return 0;
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2013-07-11 00:27:54 +02:00
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output_flags =
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arg_all * OUTPUT_SHOW_ALL |
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arg_full * OUTPUT_FULL_WIDTH;
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c = columns();
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if (c > 18)
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c -= 18;
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else
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c = 0;
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2013-07-11 19:14:38 +02:00
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show_cgroup_and_extra(SYSTEMD_CGROUP_CONTROLLER, cgroup, "\t\t ", c, false, &leader, leader > 0, output_flags);
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2013-07-11 00:27:54 +02:00
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return 0;
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}
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2014-07-10 23:12:32 +02:00
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static int print_addresses(sd_bus *bus, const char *name, int ifi, const char *prefix, const char *prefix2) {
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2014-05-18 13:48:53 +02:00
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_cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
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int r;
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assert(bus);
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assert(name);
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assert(prefix);
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assert(prefix2);
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r = sd_bus_call_method(bus,
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"org.freedesktop.machine1",
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"/org/freedesktop/machine1",
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"org.freedesktop.machine1.Manager",
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"GetMachineAddresses",
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NULL,
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&reply,
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"s", name);
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if (r < 0)
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return r;
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2014-07-18 16:09:30 +02:00
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r = sd_bus_message_enter_container(reply, 'a', "(iay)");
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2014-05-18 13:48:53 +02:00
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if (r < 0)
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return bus_log_parse_error(r);
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2014-07-18 16:09:30 +02:00
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while ((r = sd_bus_message_enter_container(reply, 'r', "iay")) > 0) {
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int family;
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2014-05-18 13:48:53 +02:00
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const void *a;
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size_t sz;
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char buffer[MAX(INET6_ADDRSTRLEN, INET_ADDRSTRLEN)];
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2014-07-18 16:09:30 +02:00
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r = sd_bus_message_read(reply, "i", &family);
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2014-05-18 13:48:53 +02:00
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if (r < 0)
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return bus_log_parse_error(r);
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r = sd_bus_message_read_array(reply, 'y', &a, &sz);
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if (r < 0)
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return bus_log_parse_error(r);
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2014-07-10 23:12:32 +02:00
|
|
|
fputs(prefix, stdout);
|
|
|
|
fputs(inet_ntop(family, a, buffer, sizeof(buffer)), stdout);
|
|
|
|
if (family == AF_INET6 && ifi > 0)
|
|
|
|
printf("%%%i", ifi);
|
|
|
|
fputc('\n', stdout);
|
2014-05-18 13:48:53 +02:00
|
|
|
|
|
|
|
r = sd_bus_message_exit_container(reply);
|
|
|
|
if (r < 0)
|
|
|
|
return bus_log_parse_error(r);
|
|
|
|
|
|
|
|
if (prefix != prefix2)
|
|
|
|
prefix = prefix2;
|
|
|
|
}
|
|
|
|
if (r < 0)
|
|
|
|
return bus_log_parse_error(r);
|
|
|
|
|
|
|
|
r = sd_bus_message_exit_container(reply);
|
|
|
|
if (r < 0)
|
|
|
|
return bus_log_parse_error(r);
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2014-07-03 17:50:55 +02:00
|
|
|
static int print_os_release(sd_bus *bus, const char *name, const char *prefix) {
|
|
|
|
_cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
|
|
|
|
const char *k, *v, *pretty = NULL;
|
|
|
|
int r;
|
|
|
|
|
|
|
|
assert(bus);
|
|
|
|
assert(name);
|
|
|
|
assert(prefix);
|
|
|
|
|
|
|
|
r = sd_bus_call_method(bus,
|
|
|
|
"org.freedesktop.machine1",
|
|
|
|
"/org/freedesktop/machine1",
|
|
|
|
"org.freedesktop.machine1.Manager",
|
|
|
|
"GetMachineOSRelease",
|
|
|
|
NULL,
|
|
|
|
&reply,
|
|
|
|
"s", name);
|
|
|
|
if (r < 0)
|
|
|
|
return r;
|
|
|
|
|
|
|
|
r = sd_bus_message_enter_container(reply, 'a', "{ss}");
|
|
|
|
if (r < 0)
|
|
|
|
return bus_log_parse_error(r);
|
|
|
|
|
|
|
|
while ((r = sd_bus_message_read(reply, "{ss}", &k, &v)) > 0) {
|
|
|
|
if (streq(k, "PRETTY_NAME"))
|
|
|
|
pretty = v;
|
|
|
|
|
|
|
|
}
|
|
|
|
if (r < 0)
|
|
|
|
return bus_log_parse_error(r);
|
|
|
|
|
|
|
|
r = sd_bus_message_exit_container(reply);
|
|
|
|
if (r < 0)
|
|
|
|
return bus_log_parse_error(r);
|
|
|
|
|
|
|
|
if (pretty)
|
|
|
|
printf("%s%s\n", prefix, pretty);
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2013-07-02 03:47:23 +02:00
|
|
|
typedef struct MachineStatusInfo {
|
2013-11-05 02:57:49 +01:00
|
|
|
char *name;
|
2013-07-02 03:47:23 +02:00
|
|
|
sd_id128_t id;
|
2013-11-05 02:57:49 +01:00
|
|
|
char *class;
|
|
|
|
char *service;
|
2014-02-11 17:15:38 +01:00
|
|
|
char *unit;
|
2013-11-05 02:57:49 +01:00
|
|
|
char *root_directory;
|
2013-07-02 03:47:23 +02:00
|
|
|
pid_t leader;
|
|
|
|
usec_t timestamp;
|
2014-07-10 23:12:32 +02:00
|
|
|
int *netif;
|
|
|
|
unsigned n_netif;
|
2013-07-02 03:47:23 +02:00
|
|
|
} MachineStatusInfo;
|
|
|
|
|
2013-08-12 14:19:22 +02:00
|
|
|
static void print_machine_status_info(sd_bus *bus, MachineStatusInfo *i) {
|
2013-07-02 03:47:23 +02:00
|
|
|
char since1[FORMAT_TIMESTAMP_RELATIVE_MAX], *s1;
|
|
|
|
char since2[FORMAT_TIMESTAMP_MAX], *s2;
|
2014-07-10 23:12:32 +02:00
|
|
|
int ifi = -1;
|
|
|
|
|
2014-12-19 19:19:05 +01:00
|
|
|
assert(bus);
|
2013-07-02 03:47:23 +02:00
|
|
|
assert(i);
|
|
|
|
|
|
|
|
fputs(strna(i->name), stdout);
|
|
|
|
|
|
|
|
if (!sd_id128_equal(i->id, SD_ID128_NULL))
|
|
|
|
printf("(" SD_ID128_FORMAT_STR ")\n", SD_ID128_FORMAT_VAL(i->id));
|
|
|
|
else
|
|
|
|
putchar('\n');
|
|
|
|
|
|
|
|
s1 = format_timestamp_relative(since1, sizeof(since1), i->timestamp);
|
|
|
|
s2 = format_timestamp(since2, sizeof(since2), i->timestamp);
|
|
|
|
|
|
|
|
if (s1)
|
|
|
|
printf("\t Since: %s; %s\n", s2, s1);
|
|
|
|
else if (s2)
|
|
|
|
printf("\t Since: %s\n", s2);
|
|
|
|
|
|
|
|
if (i->leader > 0) {
|
|
|
|
_cleanup_free_ char *t = NULL;
|
|
|
|
|
|
|
|
printf("\t Leader: %u", (unsigned) i->leader);
|
|
|
|
|
|
|
|
get_process_comm(i->leader, &t);
|
|
|
|
if (t)
|
|
|
|
printf(" (%s)", t);
|
|
|
|
|
|
|
|
putchar('\n');
|
|
|
|
}
|
|
|
|
|
|
|
|
if (i->service) {
|
|
|
|
printf("\t Service: %s", i->service);
|
|
|
|
|
|
|
|
if (i->class)
|
|
|
|
printf("; class %s", i->class);
|
|
|
|
|
|
|
|
putchar('\n');
|
|
|
|
} else if (i->class)
|
|
|
|
printf("\t Class: %s\n", i->class);
|
|
|
|
|
|
|
|
if (i->root_directory)
|
|
|
|
printf("\t Root: %s\n", i->root_directory);
|
|
|
|
|
2014-07-10 23:12:32 +02:00
|
|
|
if (i->n_netif > 0) {
|
|
|
|
unsigned c;
|
|
|
|
|
|
|
|
fputs("\t Iface:", stdout);
|
|
|
|
|
|
|
|
for (c = 0; c < i->n_netif; c++) {
|
|
|
|
char name[IF_NAMESIZE+1] = "";
|
|
|
|
|
|
|
|
if (if_indextoname(i->netif[c], name)) {
|
|
|
|
fputc(' ', stdout);
|
|
|
|
fputs(name, stdout);
|
|
|
|
|
|
|
|
if (ifi < 0)
|
|
|
|
ifi = i->netif[c];
|
|
|
|
else
|
|
|
|
ifi = 0;
|
|
|
|
} else
|
|
|
|
printf(" %i", i->netif[c]);
|
|
|
|
}
|
|
|
|
|
|
|
|
fputc('\n', stdout);
|
|
|
|
}
|
|
|
|
|
|
|
|
print_addresses(bus, i->name, ifi,
|
2014-05-18 13:48:53 +02:00
|
|
|
"\t Address: ",
|
|
|
|
"\t ");
|
|
|
|
|
2014-07-03 17:50:55 +02:00
|
|
|
print_os_release(bus, i->name, "\t OS: ");
|
|
|
|
|
2014-02-11 17:15:38 +01:00
|
|
|
if (i->unit) {
|
|
|
|
printf("\t Unit: %s\n", i->unit);
|
|
|
|
show_unit_cgroup(bus, i->unit, i->leader);
|
2013-07-02 03:47:23 +02:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2014-07-10 23:12:32 +02:00
|
|
|
static int map_netif(sd_bus *bus, const char *member, sd_bus_message *m, sd_bus_error *error, void *userdata) {
|
|
|
|
MachineStatusInfo *i = userdata;
|
|
|
|
size_t l;
|
|
|
|
const void *v;
|
|
|
|
int r;
|
|
|
|
|
|
|
|
assert_cc(sizeof(int32_t) == sizeof(int));
|
|
|
|
r = sd_bus_message_read_array(m, SD_BUS_TYPE_INT32, &v, &l);
|
|
|
|
if (r < 0)
|
|
|
|
return r;
|
2014-07-19 03:44:58 +02:00
|
|
|
if (r == 0)
|
|
|
|
return -EBADMSG;
|
2014-07-10 23:12:32 +02:00
|
|
|
|
|
|
|
i->n_netif = l / sizeof(int32_t);
|
|
|
|
i->netif = memdup(v, l);
|
|
|
|
if (!i->netif)
|
|
|
|
return -ENOMEM;
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2013-11-05 02:57:49 +01:00
|
|
|
static int show_info(const char *verb, sd_bus *bus, const char *path, bool *new_line) {
|
2013-11-08 00:49:44 +01:00
|
|
|
|
2013-11-05 02:57:49 +01:00
|
|
|
static const struct bus_properties_map map[] = {
|
2014-07-10 23:12:32 +02:00
|
|
|
{ "Name", "s", NULL, offsetof(MachineStatusInfo, name) },
|
|
|
|
{ "Class", "s", NULL, offsetof(MachineStatusInfo, class) },
|
|
|
|
{ "Service", "s", NULL, offsetof(MachineStatusInfo, service) },
|
|
|
|
{ "Unit", "s", NULL, offsetof(MachineStatusInfo, unit) },
|
|
|
|
{ "RootDirectory", "s", NULL, offsetof(MachineStatusInfo, root_directory) },
|
|
|
|
{ "Leader", "u", NULL, offsetof(MachineStatusInfo, leader) },
|
|
|
|
{ "Timestamp", "t", NULL, offsetof(MachineStatusInfo, timestamp) },
|
|
|
|
{ "Id", "ay", bus_map_id128, offsetof(MachineStatusInfo, id) },
|
|
|
|
{ "NetworkInterfaces", "ai", map_netif, 0 },
|
2013-11-05 02:57:49 +01:00
|
|
|
{}
|
|
|
|
};
|
2013-11-08 00:49:44 +01:00
|
|
|
|
|
|
|
MachineStatusInfo info = {};
|
2013-08-12 14:19:22 +02:00
|
|
|
int r;
|
|
|
|
|
2014-12-19 19:19:05 +01:00
|
|
|
assert(verb);
|
|
|
|
assert(bus);
|
2013-07-02 03:47:23 +02:00
|
|
|
assert(path);
|
|
|
|
assert(new_line);
|
|
|
|
|
2013-11-05 02:57:49 +01:00
|
|
|
r = bus_map_all_properties(bus,
|
|
|
|
"org.freedesktop.machine1",
|
|
|
|
path,
|
|
|
|
map,
|
|
|
|
&info);
|
2014-11-28 18:50:43 +01:00
|
|
|
if (r < 0)
|
|
|
|
return log_error_errno(r, "Could not get properties: %m");
|
2013-07-02 03:47:23 +02:00
|
|
|
|
|
|
|
if (*new_line)
|
|
|
|
printf("\n");
|
|
|
|
*new_line = true;
|
|
|
|
|
2013-11-05 02:57:49 +01:00
|
|
|
print_machine_status_info(bus, &info);
|
2013-07-02 03:47:23 +02:00
|
|
|
|
2013-11-05 02:57:49 +01:00
|
|
|
free(info.name);
|
|
|
|
free(info.class);
|
|
|
|
free(info.service);
|
2014-02-11 17:15:38 +01:00
|
|
|
free(info.unit);
|
2013-11-05 02:57:49 +01:00
|
|
|
free(info.root_directory);
|
2014-07-10 23:12:32 +02:00
|
|
|
free(info.netif);
|
2013-07-02 03:47:23 +02:00
|
|
|
|
2013-11-05 02:57:49 +01:00
|
|
|
return r;
|
|
|
|
}
|
2013-07-02 03:47:23 +02:00
|
|
|
|
2013-11-05 02:57:49 +01:00
|
|
|
static int show_properties(sd_bus *bus, const char *path, bool *new_line) {
|
|
|
|
int r;
|
2013-07-02 03:47:23 +02:00
|
|
|
|
2014-12-19 19:19:05 +01:00
|
|
|
assert(bus);
|
|
|
|
assert(path);
|
|
|
|
assert(new_line);
|
|
|
|
|
2013-11-05 02:57:49 +01:00
|
|
|
if (*new_line)
|
|
|
|
printf("\n");
|
2013-07-02 03:47:23 +02:00
|
|
|
|
2013-11-05 02:57:49 +01:00
|
|
|
*new_line = true;
|
2013-08-12 14:19:22 +02:00
|
|
|
|
2013-11-07 08:58:22 +01:00
|
|
|
r = bus_print_all_properties(bus, "org.freedesktop.machine1", path, arg_property, arg_all);
|
2013-08-12 14:19:22 +02:00
|
|
|
if (r < 0)
|
2014-11-28 13:19:16 +01:00
|
|
|
log_error_errno(r, "Could not get properties: %m");
|
2013-07-02 03:47:23 +02:00
|
|
|
|
2013-10-30 15:34:50 +01:00
|
|
|
return r;
|
2013-07-02 03:47:23 +02:00
|
|
|
}
|
|
|
|
|
2014-12-19 19:19:05 +01:00
|
|
|
static int show(int argc, char *argv[], void *userdata) {
|
|
|
|
|
2013-08-12 14:19:22 +02:00
|
|
|
_cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
|
2014-12-19 19:19:05 +01:00
|
|
|
_cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
|
2013-11-05 02:57:49 +01:00
|
|
|
bool properties, new_line = false;
|
2014-12-19 19:19:05 +01:00
|
|
|
sd_bus *bus = userdata;
|
|
|
|
int r = 0, i;
|
2013-07-02 03:47:23 +02:00
|
|
|
|
|
|
|
assert(bus);
|
|
|
|
|
2014-12-19 19:19:05 +01:00
|
|
|
properties = !strstr(argv[0], "status");
|
2013-07-02 03:47:23 +02:00
|
|
|
|
|
|
|
pager_open_if_enabled();
|
|
|
|
|
2014-12-19 19:19:05 +01:00
|
|
|
if (properties && argc <= 1) {
|
2013-08-12 14:19:22 +02:00
|
|
|
|
2013-11-05 02:57:49 +01:00
|
|
|
/* If no argument is specified, inspect the manager
|
2013-07-02 03:47:23 +02:00
|
|
|
* itself */
|
2013-11-05 02:57:49 +01:00
|
|
|
r = show_properties(bus, "/org/freedesktop/machine1", &new_line);
|
2013-12-17 23:40:15 +01:00
|
|
|
if (r < 0)
|
2013-11-05 02:57:49 +01:00
|
|
|
return r;
|
2013-07-02 03:47:23 +02:00
|
|
|
}
|
|
|
|
|
2014-12-19 19:19:05 +01:00
|
|
|
for (i = 1; i < argc; i++) {
|
2013-07-02 03:47:23 +02:00
|
|
|
const char *path = NULL;
|
|
|
|
|
2013-08-12 14:19:22 +02:00
|
|
|
r = sd_bus_call_method(
|
|
|
|
bus,
|
|
|
|
"org.freedesktop.machine1",
|
|
|
|
"/org/freedesktop/machine1",
|
|
|
|
"org.freedesktop.machine1.Manager",
|
|
|
|
"GetMachine",
|
|
|
|
&error,
|
|
|
|
&reply,
|
2014-12-19 19:19:05 +01:00
|
|
|
"s", argv[i]);
|
2013-08-12 14:19:22 +02:00
|
|
|
if (r < 0) {
|
|
|
|
log_error("Could not get path to machine: %s", bus_error_message(&error, -r));
|
|
|
|
return r;
|
|
|
|
}
|
|
|
|
|
|
|
|
r = sd_bus_message_read(reply, "o", &path);
|
2013-11-07 21:26:31 +01:00
|
|
|
if (r < 0)
|
|
|
|
return bus_log_parse_error(r);
|
2013-07-02 03:47:23 +02:00
|
|
|
|
2013-11-05 02:57:49 +01:00
|
|
|
if (properties)
|
|
|
|
r = show_properties(bus, path, &new_line);
|
|
|
|
else
|
2014-12-19 19:19:05 +01:00
|
|
|
r = show_info(argv[0], bus, path, &new_line);
|
2013-07-02 03:47:23 +02:00
|
|
|
}
|
|
|
|
|
2013-11-05 02:57:49 +01:00
|
|
|
return r;
|
2013-07-02 03:47:23 +02:00
|
|
|
}
|
|
|
|
|
2014-12-19 19:19:05 +01:00
|
|
|
static int kill_machine(int argc, char *argv[], void *userdata) {
|
2013-08-12 14:19:22 +02:00
|
|
|
_cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
|
2014-12-19 19:19:05 +01:00
|
|
|
sd_bus *bus = userdata;
|
|
|
|
int i;
|
2013-07-02 03:47:23 +02:00
|
|
|
|
2014-12-19 19:19:05 +01:00
|
|
|
assert(bus);
|
2013-07-02 03:47:23 +02:00
|
|
|
|
|
|
|
if (!arg_kill_who)
|
|
|
|
arg_kill_who = "all";
|
|
|
|
|
2014-12-19 19:19:05 +01:00
|
|
|
for (i = 1; i < argc; i++) {
|
2013-07-02 03:47:23 +02:00
|
|
|
int r;
|
|
|
|
|
2013-08-12 14:19:22 +02:00
|
|
|
r = sd_bus_call_method(
|
2014-12-19 19:19:05 +01:00
|
|
|
bus,
|
|
|
|
"org.freedesktop.machine1",
|
|
|
|
"/org/freedesktop/machine1",
|
|
|
|
"org.freedesktop.machine1.Manager",
|
|
|
|
"KillMachine",
|
|
|
|
&error,
|
|
|
|
NULL,
|
|
|
|
"ssi", argv[i], arg_kill_who, arg_signal);
|
2013-08-12 14:19:22 +02:00
|
|
|
if (r < 0) {
|
|
|
|
log_error("Could not kill machine: %s", bus_error_message(&error, -r));
|
2013-07-02 03:47:23 +02:00
|
|
|
return r;
|
2013-08-12 14:19:22 +02:00
|
|
|
}
|
2013-07-02 03:47:23 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2014-12-19 19:19:05 +01:00
|
|
|
static int reboot_machine(int argc, char *argv[], void *userdata) {
|
2014-03-18 04:44:39 +01:00
|
|
|
arg_kill_who = "leader";
|
|
|
|
arg_signal = SIGINT; /* sysvinit + systemd */
|
2013-07-02 03:47:23 +02:00
|
|
|
|
2014-12-19 19:19:05 +01:00
|
|
|
return kill_machine(argc, argv, userdata);
|
2014-03-18 04:44:39 +01:00
|
|
|
}
|
2013-07-02 03:47:23 +02:00
|
|
|
|
2014-12-19 19:19:05 +01:00
|
|
|
static int poweroff_machine(int argc, char *argv[], void *userdata) {
|
2014-03-18 04:44:39 +01:00
|
|
|
arg_kill_who = "leader";
|
|
|
|
arg_signal = SIGRTMIN+4; /* only systemd */
|
2013-07-02 03:47:23 +02:00
|
|
|
|
2014-12-19 19:19:05 +01:00
|
|
|
return kill_machine(argc, argv, userdata);
|
2013-07-02 03:47:23 +02:00
|
|
|
}
|
|
|
|
|
2014-12-19 19:19:05 +01:00
|
|
|
static int terminate_machine(int argc, char *argv[], void *userdata) {
|
2014-02-12 02:07:57 +01:00
|
|
|
_cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
|
2014-12-19 19:19:05 +01:00
|
|
|
sd_bus *bus = userdata;
|
|
|
|
int i;
|
2014-02-12 02:07:57 +01:00
|
|
|
|
2014-12-19 19:19:05 +01:00
|
|
|
assert(bus);
|
2014-02-12 02:07:57 +01:00
|
|
|
|
2014-12-19 19:19:05 +01:00
|
|
|
for (i = 1; i < argc; i++) {
|
2014-03-18 04:44:39 +01:00
|
|
|
int r;
|
2014-02-12 02:07:57 +01:00
|
|
|
|
|
|
|
r = sd_bus_call_method(
|
|
|
|
bus,
|
|
|
|
"org.freedesktop.machine1",
|
|
|
|
"/org/freedesktop/machine1",
|
|
|
|
"org.freedesktop.machine1.Manager",
|
2014-03-18 04:44:39 +01:00
|
|
|
"TerminateMachine",
|
2014-02-12 02:07:57 +01:00
|
|
|
&error,
|
2014-03-18 04:44:39 +01:00
|
|
|
NULL,
|
2014-12-19 19:19:05 +01:00
|
|
|
"s", argv[i]);
|
2014-02-12 02:07:57 +01:00
|
|
|
if (r < 0) {
|
2014-03-18 04:44:39 +01:00
|
|
|
log_error("Could not terminate machine: %s", bus_error_message(&error, -r));
|
2014-02-12 02:07:57 +01:00
|
|
|
return r;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2014-12-17 21:51:45 +01:00
|
|
|
static int machine_get_leader(sd_bus *bus, const char *name, pid_t *ret) {
|
|
|
|
_cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
|
|
|
|
_cleanup_bus_message_unref_ sd_bus_message *reply = NULL, *reply2 = NULL;
|
|
|
|
const char *object;
|
|
|
|
uint32_t leader;
|
|
|
|
int r;
|
|
|
|
|
|
|
|
assert(bus);
|
|
|
|
assert(name);
|
|
|
|
assert(ret);
|
|
|
|
|
|
|
|
r = sd_bus_call_method(
|
|
|
|
bus,
|
|
|
|
"org.freedesktop.machine1",
|
|
|
|
"/org/freedesktop/machine1",
|
|
|
|
"org.freedesktop.machine1.Manager",
|
|
|
|
"GetMachine",
|
|
|
|
&error,
|
|
|
|
&reply,
|
|
|
|
"s", name);
|
|
|
|
if (r < 0) {
|
|
|
|
log_error("Could not get path to machine: %s", bus_error_message(&error, -r));
|
|
|
|
return r;
|
|
|
|
}
|
|
|
|
|
|
|
|
r = sd_bus_message_read(reply, "o", &object);
|
|
|
|
if (r < 0)
|
|
|
|
return bus_log_parse_error(r);
|
|
|
|
|
|
|
|
r = sd_bus_get_property(
|
|
|
|
bus,
|
|
|
|
"org.freedesktop.machine1",
|
|
|
|
object,
|
|
|
|
"org.freedesktop.machine1.Machine",
|
|
|
|
"Leader",
|
|
|
|
&error,
|
|
|
|
&reply2,
|
|
|
|
"u");
|
|
|
|
if (r < 0)
|
|
|
|
return log_error_errno(r, "Failed to retrieve PID of leader: %m");
|
|
|
|
|
|
|
|
r = sd_bus_message_read(reply2, "u", &leader);
|
|
|
|
if (r < 0)
|
|
|
|
return bus_log_parse_error(r);
|
|
|
|
|
|
|
|
*ret = leader;
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2014-12-19 19:19:05 +01:00
|
|
|
static int copy_files(int argc, char *argv[], void *userdata) {
|
2014-12-18 01:35:58 +01:00
|
|
|
char *dest, *host_path, *container_path, *host_dirname, *host_basename, *container_dirname, *container_basename, *t;
|
|
|
|
_cleanup_close_ int hostfd = -1;
|
2014-12-19 19:19:05 +01:00
|
|
|
sd_bus *bus = userdata;
|
2014-12-18 01:35:58 +01:00
|
|
|
pid_t child, leader;
|
|
|
|
bool copy_from;
|
|
|
|
siginfo_t si;
|
|
|
|
int r;
|
|
|
|
|
2014-12-19 19:19:05 +01:00
|
|
|
assert(bus);
|
2014-12-18 01:35:58 +01:00
|
|
|
|
2014-12-19 19:19:05 +01:00
|
|
|
copy_from = streq(argv[0], "copy-from");
|
|
|
|
dest = argv[3] ?: argv[2];
|
|
|
|
host_path = strdupa(copy_from ? dest : argv[2]);
|
|
|
|
container_path = strdupa(copy_from ? argv[2] : dest);
|
2014-12-18 01:35:58 +01:00
|
|
|
|
|
|
|
if (!path_is_absolute(container_path)) {
|
|
|
|
log_error("Container path not absolute.");
|
|
|
|
return -EINVAL;
|
|
|
|
}
|
|
|
|
|
|
|
|
t = strdup(host_path);
|
|
|
|
host_basename = basename(t);
|
|
|
|
host_dirname = dirname(host_path);
|
|
|
|
|
|
|
|
t = strdup(container_path);
|
|
|
|
container_basename = basename(t);
|
|
|
|
container_dirname = dirname(container_path);
|
|
|
|
|
2014-12-19 19:19:05 +01:00
|
|
|
r = machine_get_leader(bus, argv[1], &leader);
|
2014-12-18 01:35:58 +01:00
|
|
|
if (r < 0)
|
|
|
|
return r;
|
|
|
|
|
|
|
|
hostfd = open(host_dirname, O_CLOEXEC|O_RDONLY|O_NOCTTY|O_DIRECTORY);
|
|
|
|
if (r < 0)
|
|
|
|
return log_error_errno(errno, "Failed to open source directory: %m");
|
|
|
|
|
|
|
|
child = fork();
|
|
|
|
if (child < 0)
|
|
|
|
return log_error_errno(errno, "Failed to fork(): %m");
|
|
|
|
|
|
|
|
if (child == 0) {
|
|
|
|
int containerfd;
|
|
|
|
const char *q;
|
|
|
|
int mntfd;
|
|
|
|
|
|
|
|
q = procfs_file_alloca(leader, "ns/mnt");
|
|
|
|
mntfd = open(q, O_RDONLY|O_NOCTTY|O_CLOEXEC);
|
|
|
|
if (mntfd < 0) {
|
|
|
|
log_error_errno(errno, "Failed to open mount namespace of leader: %m");
|
|
|
|
_exit(EXIT_FAILURE);
|
|
|
|
}
|
|
|
|
|
|
|
|
if (setns(mntfd, CLONE_NEWNS) < 0) {
|
|
|
|
log_error_errno(errno, "Failed to join namespace of leader: %m");
|
|
|
|
_exit(EXIT_FAILURE);
|
|
|
|
}
|
|
|
|
|
|
|
|
containerfd = open(container_dirname, O_CLOEXEC|O_RDONLY|O_NOCTTY|O_DIRECTORY);
|
|
|
|
if (containerfd < 0) {
|
|
|
|
log_error_errno(errno, "Failed top open destination directory: %m");
|
|
|
|
_exit(EXIT_FAILURE);
|
|
|
|
}
|
|
|
|
|
|
|
|
if (copy_from)
|
|
|
|
r = copy_tree_at(containerfd, container_basename, hostfd, host_basename, true);
|
|
|
|
else
|
|
|
|
r = copy_tree_at(hostfd, host_basename, containerfd, container_basename, true);
|
|
|
|
if (r < 0) {
|
|
|
|
log_error_errno(errno, "Failed to copy tree: %m");
|
|
|
|
_exit(EXIT_FAILURE);
|
|
|
|
}
|
|
|
|
|
|
|
|
_exit(EXIT_SUCCESS);
|
|
|
|
}
|
|
|
|
|
|
|
|
r = wait_for_terminate(child, &si);
|
|
|
|
if (r < 0)
|
|
|
|
return log_error_errno(r, "Failed to wait for client: %m");
|
|
|
|
if (si.si_code != CLD_EXITED) {
|
|
|
|
log_error("Client died abnormally.");
|
|
|
|
return -EIO;
|
|
|
|
}
|
|
|
|
if (si.si_status != EXIT_SUCCESS)
|
|
|
|
return -EIO;
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2014-12-19 19:19:05 +01:00
|
|
|
static int bind_mount(int argc, char *argv[], void *userdata) {
|
2014-12-17 21:51:45 +01:00
|
|
|
char mount_slave[] = "/tmp/propagate.XXXXXX", *mount_tmp, *mount_outside, *p;
|
2014-12-19 19:19:05 +01:00
|
|
|
sd_bus *bus = userdata;
|
2014-12-17 21:51:45 +01:00
|
|
|
pid_t child, leader;
|
|
|
|
const char *dest;
|
|
|
|
siginfo_t si;
|
|
|
|
bool mount_slave_created = false, mount_slave_mounted = false,
|
|
|
|
mount_tmp_created = false, mount_tmp_mounted = false,
|
|
|
|
mount_outside_created = false, mount_outside_mounted = false;
|
|
|
|
int r;
|
|
|
|
|
2014-12-19 19:19:05 +01:00
|
|
|
assert(bus);
|
|
|
|
|
2014-12-17 21:51:45 +01:00
|
|
|
/* One day, when bind mounting /proc/self/fd/n works across
|
|
|
|
* namespace boundaries we should rework this logic to make
|
|
|
|
* use of it... */
|
|
|
|
|
2014-12-19 19:19:05 +01:00
|
|
|
dest = argv[3] ?: argv[2];
|
2014-12-17 21:51:45 +01:00
|
|
|
if (!path_is_absolute(dest)) {
|
|
|
|
log_error("Destination path not absolute.");
|
|
|
|
return -EINVAL;
|
|
|
|
}
|
|
|
|
|
2014-12-19 19:19:05 +01:00
|
|
|
p = strappenda("/run/systemd/nspawn/propagate/", argv[1], "/");
|
2014-12-17 21:51:45 +01:00
|
|
|
if (access(p, F_OK) < 0) {
|
|
|
|
log_error("Container does not allow propagation of mount points.");
|
|
|
|
return -ENOTSUP;
|
|
|
|
}
|
|
|
|
|
2014-12-19 19:19:05 +01:00
|
|
|
r = machine_get_leader(bus, argv[1], &leader);
|
2014-12-17 21:51:45 +01:00
|
|
|
if (r < 0)
|
|
|
|
return r;
|
|
|
|
|
|
|
|
/* Our goal is to install a new bind mount into the container,
|
|
|
|
possibly read-only. This is irritatingly complex
|
|
|
|
unfortunately, currently.
|
|
|
|
|
|
|
|
First, we start by creating a private playground in /tmp,
|
|
|
|
that we can mount MS_SLAVE. (Which is necessary, since
|
|
|
|
MS_MOUNT cannot be applied to mounts with MS_SHARED parent
|
|
|
|
mounts.) */
|
|
|
|
|
|
|
|
if (!mkdtemp(mount_slave))
|
|
|
|
return log_error_errno(errno, "Failed to create playground: %m");
|
|
|
|
|
|
|
|
mount_slave_created = true;
|
|
|
|
|
|
|
|
if (mount(mount_slave, mount_slave, NULL, MS_BIND, NULL) < 0) {
|
|
|
|
r = log_error_errno(errno, "Failed to make bind mount: %m");
|
|
|
|
goto finish;
|
|
|
|
}
|
|
|
|
|
|
|
|
mount_slave_mounted = true;
|
|
|
|
|
|
|
|
if (mount(NULL, mount_slave, NULL, MS_SLAVE, NULL) < 0) {
|
|
|
|
r = log_error_errno(errno, "Failed to remount slave: %m");
|
|
|
|
goto finish;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Second, we mount the source directory to a directory inside
|
|
|
|
of our MS_SLAVE playground. */
|
|
|
|
mount_tmp = strappenda(mount_slave, "/mount");
|
|
|
|
if (mkdir(mount_tmp, 0700) < 0) {
|
|
|
|
r = log_error_errno(errno, "Failed to create temporary mount: %m");
|
|
|
|
goto finish;
|
|
|
|
}
|
|
|
|
|
|
|
|
mount_tmp_created = true;
|
|
|
|
|
2014-12-19 19:19:05 +01:00
|
|
|
if (mount(argv[2], mount_tmp, NULL, MS_BIND, NULL) < 0) {
|
2014-12-17 21:51:45 +01:00
|
|
|
r = log_error_errno(errno, "Failed to overmount: %m");
|
|
|
|
goto finish;
|
|
|
|
}
|
|
|
|
|
|
|
|
mount_tmp_mounted = true;
|
|
|
|
|
|
|
|
/* Third, we remount the new bind mount read-only if requested. */
|
|
|
|
if (arg_read_only)
|
|
|
|
if (mount(NULL, mount_tmp, NULL, MS_BIND|MS_REMOUNT|MS_RDONLY, NULL) < 0) {
|
|
|
|
r = log_error_errno(errno, "Failed to mark read-only: %m");
|
|
|
|
goto finish;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Fourth, we move the new bind mount into the propagation
|
|
|
|
* directory. This way it will appear there read-only
|
|
|
|
* right-away. */
|
|
|
|
|
2014-12-19 19:19:05 +01:00
|
|
|
mount_outside = strappenda("/run/systemd/nspawn/propagate/", argv[1], "/XXXXXX");
|
2014-12-17 21:51:45 +01:00
|
|
|
if (!mkdtemp(mount_outside)) {
|
|
|
|
r = log_error_errno(errno, "Cannot create propagation directory: %m");
|
|
|
|
goto finish;
|
|
|
|
}
|
|
|
|
|
|
|
|
mount_outside_created = true;
|
|
|
|
|
|
|
|
if (mount(mount_tmp, mount_outside, NULL, MS_MOVE, NULL) < 0) {
|
|
|
|
r = log_error_errno(errno, "Failed to move: %m");
|
|
|
|
goto finish;
|
|
|
|
}
|
|
|
|
|
|
|
|
mount_outside_mounted = true;
|
|
|
|
mount_tmp_mounted = false;
|
|
|
|
|
|
|
|
(void) rmdir(mount_tmp);
|
|
|
|
mount_tmp_created = false;
|
|
|
|
|
|
|
|
(void) umount(mount_slave);
|
|
|
|
mount_slave_mounted = false;
|
|
|
|
|
|
|
|
(void) rmdir(mount_slave);
|
|
|
|
mount_slave_created = false;
|
|
|
|
|
|
|
|
child = fork();
|
|
|
|
if (child < 0) {
|
|
|
|
r = log_error_errno(errno, "Failed to fork(): %m");
|
|
|
|
goto finish;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (child == 0) {
|
|
|
|
const char *mount_inside;
|
|
|
|
int mntfd;
|
|
|
|
const char *q;
|
|
|
|
|
|
|
|
q = procfs_file_alloca(leader, "ns/mnt");
|
|
|
|
mntfd = open(q, O_RDONLY|O_NOCTTY|O_CLOEXEC);
|
|
|
|
if (mntfd < 0) {
|
|
|
|
log_error_errno(errno, "Failed to open mount namespace of leader: %m");
|
|
|
|
_exit(EXIT_FAILURE);
|
|
|
|
}
|
|
|
|
|
|
|
|
if (setns(mntfd, CLONE_NEWNS) < 0) {
|
|
|
|
log_error_errno(errno, "Failed to join namespace of leader: %m");
|
|
|
|
_exit(EXIT_FAILURE);
|
|
|
|
}
|
|
|
|
|
|
|
|
if (arg_mkdir)
|
|
|
|
mkdir_p(dest, 0755);
|
|
|
|
|
|
|
|
/* Fifth, move the mount to the right place inside */
|
|
|
|
mount_inside = strappenda("/run/systemd/nspawn/incoming/", basename(mount_outside));
|
|
|
|
if (mount(mount_inside, dest, NULL, MS_MOVE, NULL) < 0) {
|
|
|
|
log_error_errno(errno, "Failed to mount: %m");
|
|
|
|
_exit(EXIT_FAILURE);
|
|
|
|
}
|
|
|
|
|
|
|
|
_exit(EXIT_SUCCESS);
|
|
|
|
}
|
|
|
|
|
|
|
|
r = wait_for_terminate(child, &si);
|
|
|
|
if (r < 0) {
|
|
|
|
log_error_errno(r, "Failed to wait for client: %m");
|
|
|
|
goto finish;
|
|
|
|
}
|
|
|
|
if (si.si_code != CLD_EXITED) {
|
|
|
|
log_error("Client died abnormally.");
|
|
|
|
r = -EIO;
|
|
|
|
goto finish;
|
|
|
|
}
|
|
|
|
if (si.si_status != EXIT_SUCCESS) {
|
|
|
|
r = -EIO;
|
|
|
|
goto finish;
|
|
|
|
}
|
|
|
|
|
|
|
|
r = 0;
|
|
|
|
|
|
|
|
finish:
|
|
|
|
if (mount_outside_mounted)
|
|
|
|
umount(mount_outside);
|
|
|
|
if (mount_outside_created)
|
|
|
|
rmdir(mount_outside);
|
|
|
|
|
|
|
|
if (mount_tmp_mounted)
|
|
|
|
umount(mount_tmp);
|
|
|
|
if (mount_tmp_created)
|
|
|
|
umount(mount_tmp);
|
|
|
|
|
|
|
|
if (mount_slave_mounted)
|
|
|
|
umount(mount_slave);
|
|
|
|
if (mount_slave_created)
|
|
|
|
umount(mount_slave);
|
|
|
|
|
|
|
|
return r;
|
|
|
|
}
|
|
|
|
|
2014-12-19 19:19:05 +01:00
|
|
|
static int login_machine(int argc, char *argv[], void *userdata) {
|
2013-10-31 01:25:44 +01:00
|
|
|
_cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
|
2014-12-23 21:28:22 +01:00
|
|
|
_cleanup_bus_message_unref_ sd_bus_message *m = NULL, *reply = NULL;
|
2014-10-31 16:54:11 +01:00
|
|
|
_cleanup_(pty_forward_freep) PTYForward *forward = NULL;
|
|
|
|
_cleanup_event_unref_ sd_event *event = NULL;
|
2014-12-22 21:17:29 +01:00
|
|
|
int master = -1, r, ret = 0;
|
2014-12-19 19:19:05 +01:00
|
|
|
sd_bus *bus = userdata;
|
2014-12-23 19:14:04 +01:00
|
|
|
const char *pty;
|
2013-10-31 01:25:44 +01:00
|
|
|
sigset_t mask;
|
2014-12-22 20:33:45 +01:00
|
|
|
char last_char = 0;
|
2013-10-31 01:25:44 +01:00
|
|
|
|
|
|
|
assert(bus);
|
|
|
|
|
2014-12-23 19:14:04 +01:00
|
|
|
if (arg_transport != BUS_TRANSPORT_LOCAL &&
|
2014-12-23 23:38:13 +01:00
|
|
|
arg_transport != BUS_TRANSPORT_MACHINE) {
|
2014-02-12 02:07:57 +01:00
|
|
|
log_error("Login only supported on local machines.");
|
2013-10-31 01:25:44 +01:00
|
|
|
return -ENOTSUP;
|
|
|
|
}
|
|
|
|
|
2014-10-31 16:54:11 +01:00
|
|
|
r = sd_event_default(&event);
|
2014-11-28 18:50:43 +01:00
|
|
|
if (r < 0)
|
|
|
|
return log_error_errno(r, "Failed to get event loop: %m");
|
2014-10-31 16:54:11 +01:00
|
|
|
|
|
|
|
r = sd_bus_attach_event(bus, event, 0);
|
2014-11-28 18:50:43 +01:00
|
|
|
if (r < 0)
|
|
|
|
return log_error_errno(r, "Failed to attach bus to event loop: %m");
|
2014-10-31 16:54:11 +01:00
|
|
|
|
2014-12-23 21:28:22 +01:00
|
|
|
r = sd_bus_message_new_method_call(bus,
|
|
|
|
&m,
|
|
|
|
"org.freedesktop.machine1",
|
|
|
|
"/org/freedesktop/machine1",
|
|
|
|
"org.freedesktop.machine1.Manager",
|
|
|
|
"OpenMachineLogin");
|
|
|
|
if (r < 0)
|
|
|
|
return bus_log_create_error(r);
|
|
|
|
|
|
|
|
r = sd_bus_message_set_allow_interactive_authorization(m, true);
|
|
|
|
if (r < 0)
|
|
|
|
return bus_log_create_error(r);
|
|
|
|
|
|
|
|
r = sd_bus_message_append(m, "s", argv[1]);
|
|
|
|
if (r < 0)
|
|
|
|
return bus_log_create_error(r);
|
|
|
|
|
|
|
|
r = sd_bus_call(bus, m, 0, &error, &reply);
|
2014-12-22 21:17:29 +01:00
|
|
|
if (r < 0) {
|
|
|
|
log_error("Failed to get machine PTY: %s", bus_error_message(&error, -r));
|
2014-12-17 21:51:45 +01:00
|
|
|
return r;
|
2014-12-22 21:17:29 +01:00
|
|
|
}
|
2013-10-31 01:25:44 +01:00
|
|
|
|
2014-12-22 21:17:29 +01:00
|
|
|
r = sd_bus_message_read(reply, "hs", &master, &pty);
|
|
|
|
if (r < 0)
|
2014-12-23 01:58:49 +01:00
|
|
|
return bus_log_parse_error(r);
|
2013-10-31 01:25:44 +01:00
|
|
|
|
|
|
|
assert_se(sigemptyset(&mask) == 0);
|
|
|
|
sigset_add_many(&mask, SIGWINCH, SIGTERM, SIGINT, -1);
|
|
|
|
assert_se(sigprocmask(SIG_BLOCK, &mask, NULL) == 0);
|
|
|
|
|
2014-12-19 19:19:05 +01:00
|
|
|
log_info("Connected to container %s. Press ^] three times within 1s to exit session.", argv[1]);
|
2013-10-31 01:25:44 +01:00
|
|
|
|
2014-10-31 16:54:11 +01:00
|
|
|
sd_event_add_signal(event, NULL, SIGINT, NULL, NULL);
|
|
|
|
sd_event_add_signal(event, NULL, SIGTERM, NULL, NULL);
|
|
|
|
|
2014-12-22 19:45:32 +01:00
|
|
|
r = pty_forward_new(event, master, true, &forward);
|
2014-11-28 18:50:43 +01:00
|
|
|
if (r < 0)
|
|
|
|
return log_error_errno(r, "Failed to create PTY forwarder: %m");
|
2014-10-31 16:54:11 +01:00
|
|
|
|
|
|
|
r = sd_event_loop(event);
|
2014-11-28 18:50:43 +01:00
|
|
|
if (r < 0)
|
|
|
|
return log_error_errno(r, "Failed to run event loop: %m");
|
2013-10-31 01:25:44 +01:00
|
|
|
|
2014-12-22 20:33:45 +01:00
|
|
|
pty_forward_last_char(forward, &last_char);
|
|
|
|
|
2014-10-31 16:54:11 +01:00
|
|
|
forward = pty_forward_free(forward);
|
|
|
|
|
2014-12-22 20:33:45 +01:00
|
|
|
if (last_char != '\n')
|
|
|
|
fputc('\n', stdout);
|
2013-10-31 01:25:44 +01:00
|
|
|
|
2014-12-19 19:19:05 +01:00
|
|
|
log_info("Connection to container %s terminated.", argv[1]);
|
2013-10-31 01:25:44 +01:00
|
|
|
|
2014-10-31 16:54:11 +01:00
|
|
|
sd_event_get_exit_code(event, &ret);
|
|
|
|
return ret;
|
2013-10-31 01:25:44 +01:00
|
|
|
}
|
|
|
|
|
2014-12-19 19:19:05 +01:00
|
|
|
static int help(int argc, char *argv[], void *userdata) {
|
|
|
|
|
2013-07-02 03:47:23 +02:00
|
|
|
printf("%s [OPTIONS...] {COMMAND} ...\n\n"
|
2014-12-18 01:35:58 +01:00
|
|
|
"Send control commands to or query the virtual machine and container\n"
|
|
|
|
"registration manager.\n\n"
|
|
|
|
" -h --help Show this help\n"
|
|
|
|
" --version Show package version\n"
|
|
|
|
" --no-pager Do not pipe output into a pager\n"
|
|
|
|
" --no-legend Do not show the headers and footers\n"
|
|
|
|
" -H --host=[USER@]HOST Operate on remote host\n"
|
|
|
|
" -M --machine=CONTAINER Operate on local container\n"
|
|
|
|
" -p --property=NAME Show only properties by this name\n"
|
|
|
|
" -a --all Show all properties, including empty ones\n"
|
|
|
|
" -l --full Do not ellipsize output\n"
|
|
|
|
" --kill-who=WHO Who to send signal to\n"
|
|
|
|
" -s --signal=SIGNAL Which signal to send\n"
|
|
|
|
" --read-only Create read-only bind mount\n"
|
|
|
|
" --mkdir Create directory before bind mounting, if missing\n\n"
|
2014-12-19 18:42:50 +01:00
|
|
|
"Machine Commands:\n"
|
2014-12-18 01:35:58 +01:00
|
|
|
" list List running VMs and containers\n"
|
|
|
|
" status NAME... Show VM/container status\n"
|
|
|
|
" show NAME... Show properties of one or more VMs/containers\n"
|
|
|
|
" login NAME Get a login prompt on a container\n"
|
|
|
|
" poweroff NAME... Power off one or more containers\n"
|
|
|
|
" reboot NAME... Reboot one or more containers\n"
|
|
|
|
" kill NAME... Send signal to processes of a VM/container\n"
|
|
|
|
" terminate NAME... Terminate one or more VMs/containers\n"
|
|
|
|
" bind NAME PATH [PATH] Bind mount a path from the host into a container\n"
|
|
|
|
" copy-to NAME PATH [PATH] Copy files from the host to a container\n"
|
2014-12-19 18:42:50 +01:00
|
|
|
" copy-from NAME PATH [PATH] Copy files from a container to the host\n\n"
|
|
|
|
"Image commands:\n"
|
|
|
|
" list-images Show available images\n",
|
2013-07-02 03:47:23 +02:00
|
|
|
program_invocation_short_name);
|
2014-12-19 19:19:05 +01:00
|
|
|
|
|
|
|
return 0;
|
2013-07-02 03:47:23 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
static int parse_argv(int argc, char *argv[]) {
|
|
|
|
|
|
|
|
enum {
|
|
|
|
ARG_VERSION = 0x100,
|
|
|
|
ARG_NO_PAGER,
|
2014-02-18 21:09:05 +01:00
|
|
|
ARG_NO_LEGEND,
|
2013-07-02 03:47:23 +02:00
|
|
|
ARG_KILL_WHO,
|
2014-12-17 21:51:45 +01:00
|
|
|
ARG_READ_ONLY,
|
|
|
|
ARG_MKDIR,
|
2013-07-02 03:47:23 +02:00
|
|
|
};
|
|
|
|
|
|
|
|
static const struct option options[] = {
|
|
|
|
{ "help", no_argument, NULL, 'h' },
|
|
|
|
{ "version", no_argument, NULL, ARG_VERSION },
|
|
|
|
{ "property", required_argument, NULL, 'p' },
|
|
|
|
{ "all", no_argument, NULL, 'a' },
|
|
|
|
{ "full", no_argument, NULL, 'l' },
|
|
|
|
{ "no-pager", no_argument, NULL, ARG_NO_PAGER },
|
2014-02-18 21:09:05 +01:00
|
|
|
{ "no-legend", no_argument, NULL, ARG_NO_LEGEND },
|
2013-07-02 03:47:23 +02:00
|
|
|
{ "kill-who", required_argument, NULL, ARG_KILL_WHO },
|
|
|
|
{ "signal", required_argument, NULL, 's' },
|
|
|
|
{ "host", required_argument, NULL, 'H' },
|
2013-10-30 15:34:50 +01:00
|
|
|
{ "machine", required_argument, NULL, 'M' },
|
2014-12-17 21:51:45 +01:00
|
|
|
{ "read-only", no_argument, NULL, ARG_READ_ONLY },
|
|
|
|
{ "mkdir", no_argument, NULL, ARG_MKDIR },
|
2013-11-06 18:28:39 +01:00
|
|
|
{}
|
2013-07-02 03:47:23 +02:00
|
|
|
};
|
|
|
|
|
2013-10-30 15:34:50 +01:00
|
|
|
int c, r;
|
2013-07-02 03:47:23 +02:00
|
|
|
|
|
|
|
assert(argc >= 0);
|
|
|
|
assert(argv);
|
|
|
|
|
2014-08-02 17:12:21 +02:00
|
|
|
while ((c = getopt_long(argc, argv, "hp:als:H:M:", options, NULL)) >= 0)
|
2013-07-02 03:47:23 +02:00
|
|
|
|
|
|
|
switch (c) {
|
|
|
|
|
|
|
|
case 'h':
|
2014-12-19 19:19:05 +01:00
|
|
|
return help(0, NULL, NULL);
|
2013-07-02 03:47:23 +02:00
|
|
|
|
|
|
|
case ARG_VERSION:
|
|
|
|
puts(PACKAGE_STRING);
|
|
|
|
puts(SYSTEMD_FEATURES);
|
|
|
|
return 0;
|
|
|
|
|
2013-10-30 15:34:50 +01:00
|
|
|
case 'p':
|
|
|
|
r = strv_extend(&arg_property, optarg);
|
|
|
|
if (r < 0)
|
|
|
|
return log_oom();
|
2013-07-02 03:47:23 +02:00
|
|
|
|
|
|
|
/* If the user asked for a particular
|
|
|
|
* property, show it to him, even if it is
|
|
|
|
* empty. */
|
|
|
|
arg_all = true;
|
|
|
|
break;
|
|
|
|
|
|
|
|
case 'a':
|
|
|
|
arg_all = true;
|
|
|
|
break;
|
|
|
|
|
|
|
|
case 'l':
|
|
|
|
arg_full = true;
|
|
|
|
break;
|
|
|
|
|
|
|
|
case ARG_NO_PAGER:
|
|
|
|
arg_no_pager = true;
|
|
|
|
break;
|
|
|
|
|
2014-02-18 21:09:05 +01:00
|
|
|
case ARG_NO_LEGEND:
|
|
|
|
arg_legend = false;
|
|
|
|
break;
|
|
|
|
|
2013-07-02 03:47:23 +02:00
|
|
|
case ARG_KILL_WHO:
|
|
|
|
arg_kill_who = optarg;
|
|
|
|
break;
|
|
|
|
|
|
|
|
case 's':
|
|
|
|
arg_signal = signal_from_string_try_harder(optarg);
|
|
|
|
if (arg_signal < 0) {
|
|
|
|
log_error("Failed to parse signal string %s.", optarg);
|
|
|
|
return -EINVAL;
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
|
|
|
|
case 'H':
|
2013-10-30 16:44:55 +01:00
|
|
|
arg_transport = BUS_TRANSPORT_REMOTE;
|
2013-10-30 15:34:50 +01:00
|
|
|
arg_host = optarg;
|
|
|
|
break;
|
|
|
|
|
|
|
|
case 'M':
|
2014-12-23 23:38:13 +01:00
|
|
|
arg_transport = BUS_TRANSPORT_MACHINE;
|
2013-10-30 15:34:50 +01:00
|
|
|
arg_host = optarg;
|
2013-07-02 03:47:23 +02:00
|
|
|
break;
|
|
|
|
|
2014-12-17 21:51:45 +01:00
|
|
|
case ARG_READ_ONLY:
|
|
|
|
arg_read_only = true;
|
|
|
|
break;
|
|
|
|
|
|
|
|
case ARG_MKDIR:
|
|
|
|
arg_mkdir = true;
|
|
|
|
break;
|
|
|
|
|
2013-07-02 03:47:23 +02:00
|
|
|
case '?':
|
|
|
|
return -EINVAL;
|
|
|
|
|
|
|
|
default:
|
2013-11-06 18:28:39 +01:00
|
|
|
assert_not_reached("Unhandled option");
|
2013-07-02 03:47:23 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
2014-12-19 19:19:05 +01:00
|
|
|
static int machinectl_main(int argc, char *argv[], sd_bus *bus) {
|
|
|
|
|
|
|
|
static const Verb verbs[] = {
|
|
|
|
{ "help", VERB_ANY, VERB_ANY, 0, help },
|
|
|
|
{ "list", VERB_ANY, 1, VERB_DEFAULT, list_machines },
|
|
|
|
{ "list-images", VERB_ANY, 1, 0, list_images },
|
|
|
|
{ "status", 2, VERB_ANY, 0, show },
|
|
|
|
{ "show", VERB_ANY, VERB_ANY, 0, show },
|
|
|
|
{ "terminate", 2, VERB_ANY, 0, terminate_machine },
|
|
|
|
{ "reboot", 2, VERB_ANY, 0, reboot_machine },
|
|
|
|
{ "poweroff", 2, VERB_ANY, 0, poweroff_machine },
|
|
|
|
{ "kill", 2, VERB_ANY, 0, kill_machine },
|
|
|
|
{ "login", 2, 2, 0, login_machine },
|
|
|
|
{ "bind", 3, 4, 0, bind_mount },
|
|
|
|
{ "copy-to", 3, 4, 0, copy_files },
|
|
|
|
{ "copy-from", 3, 4, 0, copy_files },
|
|
|
|
{}
|
2013-07-02 03:47:23 +02:00
|
|
|
};
|
|
|
|
|
2014-12-19 19:19:05 +01:00
|
|
|
return dispatch_verb(argc, argv, verbs, bus);
|
2013-07-02 03:47:23 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
int main(int argc, char*argv[]) {
|
2014-08-04 16:22:09 +02:00
|
|
|
_cleanup_bus_close_unref_ sd_bus *bus = NULL;
|
2013-11-06 17:32:51 +01:00
|
|
|
int r;
|
2013-07-02 03:47:23 +02:00
|
|
|
|
|
|
|
setlocale(LC_ALL, "");
|
|
|
|
log_parse_environment();
|
|
|
|
log_open();
|
|
|
|
|
|
|
|
r = parse_argv(argc, argv);
|
2013-11-06 17:32:51 +01:00
|
|
|
if (r <= 0)
|
2013-07-02 03:47:23 +02:00
|
|
|
goto finish;
|
|
|
|
|
2013-10-30 16:44:55 +01:00
|
|
|
r = bus_open_transport(arg_transport, arg_host, false, &bus);
|
2013-08-12 14:19:22 +02:00
|
|
|
if (r < 0) {
|
2014-11-28 13:19:16 +01:00
|
|
|
log_error_errno(r, "Failed to create bus connection: %m");
|
2013-08-12 14:19:22 +02:00
|
|
|
goto finish;
|
|
|
|
}
|
2013-07-02 03:47:23 +02:00
|
|
|
|
2014-12-19 19:19:05 +01:00
|
|
|
r = machinectl_main(argc, argv, bus);
|
2013-07-02 03:47:23 +02:00
|
|
|
|
|
|
|
finish:
|
|
|
|
pager_close();
|
|
|
|
|
2013-11-06 17:32:51 +01:00
|
|
|
strv_free(arg_property);
|
|
|
|
|
|
|
|
return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS;
|
2013-07-02 03:47:23 +02:00
|
|
|
}
|