-/***
- This file is part of systemd.
-
- Copyright 2010 Lennart Poettering
-
- systemd is free software; you can redistribute it and/or modify it
- under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
-
- systemd is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with systemd; If not, see <http://www.gnu.org/licenses/>.
-***/
-
-using DBus;
-using GLib;
-
-static string type = null;
-static bool all = false;
-static bool replace = false;
-static bool session = false;
-static Connection bus = null;
-
-public static int job_info_compare(void* key1, void* key2) {
- Manager.JobInfo *j1 = (Manager.JobInfo*) key1;
- Manager.JobInfo *j2 = (Manager.JobInfo*) key2;
-
- return j1->id < j2->id ? -1 : (j1->id > j2->id ? 1 : 0);
-}
-
-public static int unit_info_compare(void* key1, void* key2) {
- Manager.UnitInfo *u1 = (Manager.UnitInfo*) key1;
- Manager.UnitInfo *u2 = (Manager.UnitInfo*) key2;
-
- int r = Posix.strcmp(Posix.strrchr(u1->id, '.'), Posix.strrchr(u2->id, '.'));
- if (r != 0)
- return r;
-
- return Posix.strcmp(u1->id, u2->id);
-}
-
-public void on_unit_changed(Unit u) {
- stdout.printf("Unit %s changed.\n", u.id);
-}
-
-public void on_unit_new(string id, ObjectPath path) {
- stdout.printf("Unit %s added.\n", id);
-
- Unit u = bus.get_object(
- "org.freedesktop.systemd1",
- path,
- "org.freedesktop.systemd1.Unit") as Unit;
-
- u.changed += on_unit_changed;
-
- /* FIXME: We leak memory here */
- u.ref();
-}
-
-public void on_job_changed(Job j) {
- stdout.printf("Job %u changed.\n", j.id);
-}
-
-public void on_job_new(uint32 id, ObjectPath path) {
- stdout.printf("Job %u added.\n", id);
-
- Job j = bus.get_object(
- "org.freedesktop.systemd1",
- path,
- "org.freedesktop.systemd1.Job") as Job;
-
- j.changed += on_job_changed;
-
- /* FIXME: We leak memory here */
- j.ref();
-}
-
-public void on_unit_removed(string id, ObjectPath path) {
- stdout.printf("Unit %s removed.\n", id);
-}
-
-public void on_job_removed(uint32 id, ObjectPath path) {
- stdout.printf("Job %u removed.\n", id);
-}
-
-static const OptionEntry entries[] = {
- { "type", 't', 0, OptionArg.STRING, out type, "List only particular type of units", "TYPE" },
- { "all", 'a', 0, OptionArg.NONE, out all, "Show all units, including dead ones", null },
- { "replace", 0, 0, OptionArg.NONE, out replace, "When installing a new job, replace existing conflicting ones", null },
- { "session", 0, 0, OptionArg.NONE, out session, "Connect to session bus", null },
- { "system", 0, OptionFlags.REVERSE, OptionArg.NONE, out session, "Connect to system bus", null },
- { null }
-};
-
-int main (string[] args) {
-
- OptionContext context = new OptionContext("[COMMAND [ARGUMENT...]]");
- context.add_main_entries(entries, null);
- context.set_description(
- "Commands:\n" +
- " list-units List units\n" +
- " list-jobs List jobs\n" +
- " clear-jobs Cancel all jobs\n" +
- " load [NAME...] Load one or more units\n" +
- " cancel [JOB...] Cancel one or more jobs\n" +
- " start [NAME...] Start on or more units\n" +
- " stop [NAME...] Stop on or more units\n" +
- " enter [NAME] Start one unit and stop all others\n" +
- " restart [NAME...] Restart on or more units\n" +
- " reload [NAME...] Reload on or more units\n" +
- " monitor Monitor unit/job changes\n" +
- " dump Dump server status\n" +
- " snapshot [NAME] Create a snapshot\n" +
- " daemon-reload Reload daemon configuration\n" +
- " daemon-reexecute Reexecute daemon\n" +
- " show-environment Dump environment\n" +
- " set-environment [NAME=VALUE...] Set one or more environment variables\n" +
- " unset-environment [NAME...] Unset one or more environment variables\n");
-
- try {
- context.parse(ref args);
- } catch (GLib.OptionError e) {
- message("Failed to parse command line: %s".printf(e.message));
- }
-
- try {
- bus = Bus.get(session ? BusType.SESSION : BusType.SYSTEM);
-
- Manager manager = bus.get_object (
- "org.freedesktop.systemd1",
- "/org/freedesktop/systemd1",
- "org.freedesktop.systemd1.Manager") as Manager;
-
- if (args[1] == "list-units" || args.length <= 1) {
- var list = manager.list_units();
- uint n = 0;
- Posix.qsort(list, list.length, sizeof(Manager.UnitInfo), unit_info_compare);
-
- stdout.printf("%-45s %-6s %-12s %-12s %-17s\n", "UNIT", "LOAD", "ACTIVE", "SUB", "JOB");
-
- foreach (var i in list) {
-
- if (type != null && !i.id.has_suffix(".%s".printf(type)))
- continue;
-
- if (!all && i.active_state == "inactive")
- continue;
-
- stdout.printf("%-45s %-6s %-12s %-12s", i.id, i.load_state, i.active_state, i.sub_state);
-
- if (i.job_id != 0)
- stdout.printf(" -> %-15s", i.job_type);
-
- stdout.puts("\n");
- n++;
- }
-
- if (all)
- stdout.printf("\n%u units listed.\n", n);
- else
- stdout.printf("\n%u live units listed. Pass --all to see dead units, too.\n", n);
-
-
- } else if (args[1] == "list-jobs") {
- var list = manager.list_jobs();
- Posix.qsort(list, list.length, sizeof(Manager.JobInfo), job_info_compare);
-
- stdout.printf("%4s %-45s %-17s %-7s\n", "JOB", "UNIT", "TYPE", "STATE");
-
- foreach (var i in list)
- stdout.printf("%4u %-45s → %-15s %-7s\n", i.id, i.name, i.type, i.state);
-
- stdout.printf("\n%u jobs listed.\n", list.length);
-
- } else if (args[1] == "clear-jobs") {
-
- manager.clear_jobs();
-
- } else if (args[1] == "load") {
-
- if (args.length < 3) {
- stderr.printf("Missing argument.\n");
- return 1;
- }
-
- for (int i = 2; i < args.length; i++)
- manager.load_unit(args[i]);
-
- } else if (args[1] == "cancel") {
-
- if (args.length < 3) {
- stderr.printf("Missing argument.\n");
- return 1;
- }
-
- for (int i = 2; i < args.length; i++) {
- uint32 id;
-
- if (args[i].scanf("%u", out id) != 1) {
- stderr.printf("Failed to parse argument.\n");
- return 1;
- }
-
- ObjectPath p = manager.get_job(id);
-
- Job j = bus.get_object (
- "org.freedesktop.systemd1",
- p,
- "org.freedesktop.systemd1.Job") as Job;
-
- j.cancel();
- }
-
- } else if (args[1] == "start" ||
- args[1] == "stop" ||
- args[1] == "reload" ||
- args[1] == "restart") {
-
- if (args.length < 3) {
- stderr.printf("Missing argument.\n");
- return 1;
- }
-
- for (int i = 2; i < args.length; i++) {
-
- ObjectPath p = manager.load_unit(args[i]);
-
- Unit u = bus.get_object(
- "org.freedesktop.systemd1",
- p,
- "org.freedesktop.systemd1.Unit") as Unit;
-
- string mode = replace ? "replace" : "fail";
-
- if (args[1] == "start")
- u.start(mode);
- else if (args[1] == "stop")
- u.stop(mode);
- else if (args[1] == "restart")
- u.restart(mode);
- else if (args[1] == "reload")
- u.reload(mode);
- }
-
- } else if (args[1] == "isolate") {
-
- if (args.length != 3) {
- stderr.printf("Missing argument.\n");
- return 1;
- }
-
- ObjectPath p = manager.load_unit(args[2]);
-
- Unit u = bus.get_object(
- "org.freedesktop.systemd1",
- p,
- "org.freedesktop.systemd1.Unit") as Unit;
-
- u.start("isolate");
-
- } else if (args[1] == "monitor") {
-
- manager.subscribe();
-
- manager.unit_new += on_unit_new;
- manager.unit_removed += on_unit_removed;
- manager.job_new += on_job_new;
- manager.job_removed += on_job_removed;
-
- MainLoop l = new MainLoop();
- l.run();
-
- } else if (args[1] == "dump")
- stdout.puts(manager.dump());
-
- else if (args[1] == "snapshot") {
-
- ObjectPath p = manager.create_snapshot(args.length > 2 ? args[2] : "");
-
- Unit u = bus.get_object(
- "org.freedesktop.systemd1",
- p,
- "org.freedesktop.systemd1.Unit") as Unit;
-
- stdout.printf("%s\n", u.id);
-
- } else if (args[1] == "daemon-reload")
- manager.reload();
-
- else if (args[1] == "daemon-reexecute" || args[1] == "daemon-reexec")
- manager.reexecute();
-
- else if (args[1] == "daemon-exit")
- manager.exit();
-
- else if (args[1] == "show-environment") {
- foreach(var x in manager.environment)
- stderr.printf("%s\n", x);
-
- } else if (args[1] == "set-environment")
- manager.set_environment(args[2:args.length]);
-
- else if (args[1] == "unset-environment")
- manager.unset_environment(args[2:args.length]);
-
- else {
- stderr.printf("Unknown command %s.\n", args[1]);
- return 1;
- }
-
- } catch (DBus.Error e) {
- stderr.printf("%s\n".printf(e.message));
- }
-
- return 0;
-}
~ianmdlvl / elogind.git / blobdiff