2 This file is part of systemd.
4 Copyright 2010 Lennart Poettering
6 systemd is free software; you can redistribute it and/or modify it
7 under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 systemd is distributed in the hope that it will be useful, but
12 WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with systemd; If not, see <http://www.gnu.org/licenses/>.
23 static string type = null;
24 static bool all = false;
25 static bool replace = false;
26 static bool session = false;
27 static Connection bus = null;
29 public static int job_info_compare(void* key1, void* key2) {
30 Manager.JobInfo *j1 = (Manager.JobInfo*) key1;
31 Manager.JobInfo *j2 = (Manager.JobInfo*) key2;
33 return j1->id < j2->id ? -1 : (j1->id > j2->id ? 1 : 0);
36 public static int unit_info_compare(void* key1, void* key2) {
37 Manager.UnitInfo *u1 = (Manager.UnitInfo*) key1;
38 Manager.UnitInfo *u2 = (Manager.UnitInfo*) key2;
40 int r = Posix.strcmp(Posix.strrchr(u1->id, '.'), Posix.strrchr(u2->id, '.'));
44 return Posix.strcmp(u1->id, u2->id);
47 public void on_unit_changed(Unit u) {
48 stdout.printf("Unit %s changed.\n", u.id);
51 public void on_unit_new(string id, ObjectPath path) {
52 stdout.printf("Unit %s added.\n", id);
54 Unit u = bus.get_object(
55 "org.freedesktop.systemd1",
57 "org.freedesktop.systemd1.Unit") as Unit;
59 u.changed += on_unit_changed;
61 /* FIXME: We leak memory here */
65 public void on_job_changed(Job j) {
66 stdout.printf("Job %u changed.\n", j.id);
69 public void on_job_new(uint32 id, ObjectPath path) {
70 stdout.printf("Job %u added.\n", id);
72 Job j = bus.get_object(
73 "org.freedesktop.systemd1",
75 "org.freedesktop.systemd1.Job") as Job;
77 j.changed += on_job_changed;
79 /* FIXME: We leak memory here */
83 public void on_unit_removed(string id, ObjectPath path) {
84 stdout.printf("Unit %s removed.\n", id);
87 public void on_job_removed(uint32 id, ObjectPath path) {
88 stdout.printf("Job %u removed.\n", id);
91 static const OptionEntry entries[] = {
92 { "type", 't', 0, OptionArg.STRING, out type, "List only particular type of units", "TYPE" },
93 { "all", 'a', 0, OptionArg.NONE, out all, "Show all units, including dead ones", null },
94 { "replace", 0, 0, OptionArg.NONE, out replace, "When installing a new job, replace existing conflicting ones", null },
95 { "session", 0, 0, OptionArg.NONE, out session, "Connect to session bus", null },
96 { "system", 0, OptionFlags.REVERSE, OptionArg.NONE, out session, "Connect to system bus", null },
100 int main (string[] args) {
102 OptionContext context = new OptionContext("[COMMAND [ARGUMENT...]]");
103 context.add_main_entries(entries, null);
104 context.set_description(
106 " list-units List units\n" +
107 " list-jobs List jobs\n" +
108 " clear-jobs Cancel all jobs\n" +
109 " load [NAME...] Load one or more units\n" +
110 " cancel [JOB...] Cancel one or more jobs\n" +
111 " start [NAME...] Start on or more units\n" +
112 " stop [NAME...] Stop on or more units\n" +
113 " enter [NAME] Start one unit and stop all others\n" +
114 " restart [NAME...] Restart on or more units\n" +
115 " reload [NAME...] Reload on or more units\n" +
116 " monitor Monitor unit/job changes\n" +
117 " dump Dump server status\n" +
118 " snapshot [NAME] Create a snapshot\n" +
119 " daemon-reload Reload daemon configuration\n" +
120 " daemon-reexecute Reexecute daemon\n" +
121 " show-environment Dump environment\n" +
122 " set-environment [NAME=VALUE...] Set one or more environment variables\n" +
123 " unset-environment [NAME...] Unset one or more environment variables\n");
126 context.parse(ref args);
127 } catch (GLib.OptionError e) {
128 message("Failed to parse command line: %s".printf(e.message));
132 bus = Bus.get(session ? BusType.SESSION : BusType.SYSTEM);
134 Manager manager = bus.get_object (
135 "org.freedesktop.systemd1",
136 "/org/freedesktop/systemd1",
137 "org.freedesktop.systemd1.Manager") as Manager;
139 if (args[1] == "list-units" || args.length <= 1) {
140 var list = manager.list_units();
142 Posix.qsort(list, list.length, sizeof(Manager.UnitInfo), unit_info_compare);
144 stdout.printf("%-45s %-6s %-12s %-12s %-17s\n", "UNIT", "LOAD", "ACTIVE", "SUB", "JOB");
146 foreach (var i in list) {
148 if (type != null && !i.id.has_suffix(".%s".printf(type)))
151 if (!all && i.active_state == "inactive")
154 stdout.printf("%-45s %-6s %-12s %-12s", i.id, i.load_state, i.active_state, i.sub_state);
157 stdout.printf(" -> %-15s", i.job_type);
164 stdout.printf("\n%u units listed.\n", n);
166 stdout.printf("\n%u live units listed. Pass --all to see dead units, too.\n", n);
169 } else if (args[1] == "list-jobs") {
170 var list = manager.list_jobs();
171 Posix.qsort(list, list.length, sizeof(Manager.JobInfo), job_info_compare);
173 stdout.printf("%4s %-45s %-17s %-7s\n", "JOB", "UNIT", "TYPE", "STATE");
175 foreach (var i in list)
176 stdout.printf("%4u %-45s → %-15s %-7s\n", i.id, i.name, i.type, i.state);
178 stdout.printf("\n%u jobs listed.\n", list.length);
180 } else if (args[1] == "clear-jobs") {
182 manager.clear_jobs();
184 } else if (args[1] == "load") {
186 if (args.length < 3) {
187 stderr.printf("Missing argument.\n");
191 for (int i = 2; i < args.length; i++)
192 manager.load_unit(args[i]);
194 } else if (args[1] == "cancel") {
196 if (args.length < 3) {
197 stderr.printf("Missing argument.\n");
201 for (int i = 2; i < args.length; i++) {
204 if (args[i].scanf("%u", out id) != 1) {
205 stderr.printf("Failed to parse argument.\n");
209 ObjectPath p = manager.get_job(id);
211 Job j = bus.get_object (
212 "org.freedesktop.systemd1",
214 "org.freedesktop.systemd1.Job") as Job;
219 } else if (args[1] == "start" ||
221 args[1] == "reload" ||
222 args[1] == "restart") {
224 if (args.length < 3) {
225 stderr.printf("Missing argument.\n");
229 for (int i = 2; i < args.length; i++) {
231 ObjectPath p = manager.load_unit(args[i]);
233 Unit u = bus.get_object(
234 "org.freedesktop.systemd1",
236 "org.freedesktop.systemd1.Unit") as Unit;
238 string mode = replace ? "replace" : "fail";
240 if (args[1] == "start")
242 else if (args[1] == "stop")
244 else if (args[1] == "restart")
246 else if (args[1] == "reload")
250 } else if (args[1] == "isolate") {
252 if (args.length != 3) {
253 stderr.printf("Missing argument.\n");
257 ObjectPath p = manager.load_unit(args[2]);
259 Unit u = bus.get_object(
260 "org.freedesktop.systemd1",
262 "org.freedesktop.systemd1.Unit") as Unit;
266 } else if (args[1] == "monitor") {
270 manager.unit_new += on_unit_new;
271 manager.unit_removed += on_unit_removed;
272 manager.job_new += on_job_new;
273 manager.job_removed += on_job_removed;
275 MainLoop l = new MainLoop();
278 } else if (args[1] == "dump")
279 stdout.puts(manager.dump());
281 else if (args[1] == "snapshot") {
283 ObjectPath p = manager.create_snapshot(args.length > 2 ? args[2] : "");
285 Unit u = bus.get_object(
286 "org.freedesktop.systemd1",
288 "org.freedesktop.systemd1.Unit") as Unit;
290 stdout.printf("%s\n", u.id);
292 } else if (args[1] == "daemon-reload")
295 else if (args[1] == "daemon-reexecute" || args[1] == "daemon-reexec")
298 else if (args[1] == "daemon-exit")
301 else if (args[1] == "show-environment") {
302 foreach(var x in manager.environment)
303 stderr.printf("%s\n", x);
305 } else if (args[1] == "set-environment")
306 manager.set_environment(args[2:args.length]);
308 else if (args[1] == "unset-environment")
309 manager.unset_environment(args[2:args.length]);
312 stderr.printf("Unknown command %s.\n", args[1]);
316 } catch (DBus.Error e) {
317 stderr.printf("%s\n".printf(e.message));