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manager: no need to use randomized generator dir when running as system manager
[thirdparty/systemd.git] / src / dbus-manager.c
CommitLineData
d6c9574f 1/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
ea430986 2
a7334b09
LP		 3/***
4 This file is part of systemd.
5
6 Copyright 2010 Lennart Poettering
7
8 systemd is free software; you can redistribute it and/or modify it
9 under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 2 of the License, or
11 (at your option) any later version.
12
13 systemd is distributed in the hope that it will be useful, but
14 WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 General Public License for more details.
17
18 You should have received a copy of the GNU General Public License
19 along with systemd; If not, see <http://www.gnu.org/licenses/>.
20***/
21
ea430986 22#include <errno.h>
871c44a7 23#include <unistd.h>
ea430986
LP		 24
25#include "dbus.h"
26#include "log.h"
4139c1b2 27#include "dbus-manager.h"
1137a57c 28#include "strv.h"
398ef8ba 29#include "bus-errors.h"
09bde77f 30#include "build.h"
ea430986 31
07459bb6
FF		 32#define BUS_MANAGER_INTERFACE_BEGIN \
33 " <interface name=\"org.freedesktop.systemd1.Manager\">\n"
34
35#define BUS_MANAGER_INTERFACE_METHODS \
4288f619
LP		 36 " <method name=\"GetUnit\">\n" \
37 " <arg name=\"name\" type=\"s\" direction=\"in\"/>\n" \
38 " <arg name=\"unit\" type=\"o\" direction=\"out\"/>\n" \
39 " </method>\n" \
598b557b 40 " <method name=\"GetUnitByPID\">\n" \
07459bb6 41 " <arg name=\"pid\" type=\"u\" direction=\"in\"/>\n" \
598b557b
LP		 42 " <arg name=\"unit\" type=\"o\" direction=\"out\"/>\n" \
43 " </method>\n" \
4288f619
LP		 44 " <method name=\"LoadUnit\">\n" \
45 " <arg name=\"name\" type=\"s\" direction=\"in\"/>\n" \
46 " <arg name=\"unit\" type=\"o\" direction=\"out\"/>\n" \
47 " </method>\n" \
c87eba54
LP		 48 " <method name=\"StartUnit\">\n" \
49 " <arg name=\"name\" type=\"s\" direction=\"in\"/>\n" \
50 " <arg name=\"mode\" type=\"s\" direction=\"in\"/>\n" \
51 " <arg name=\"job\" type=\"o\" direction=\"out\"/>\n" \
52 " </method>\n" \
90bb85e1
LP		 53 " <method name=\"StartUnitReplace\">\n" \
54 " <arg name=\"old_unit\" type=\"s\" direction=\"in\"/>\n" \
55 " <arg name=\"new_unit\" type=\"s\" direction=\"in\"/>\n" \
56 " <arg name=\"mode\" type=\"s\" direction=\"in\"/>\n" \
57 " <arg name=\"job\" type=\"o\" direction=\"out\"/>\n" \
58 " </method>\n" \
c87eba54
LP		 59 " <method name=\"StopUnit\">\n" \
60 " <arg name=\"name\" type=\"s\" direction=\"in\"/>\n" \
61 " <arg name=\"mode\" type=\"s\" direction=\"in\"/>\n" \
62 " <arg name=\"job\" type=\"o\" direction=\"out\"/>\n" \
63 " </method>\n" \
64 " <method name=\"ReloadUnit\">\n" \
65 " <arg name=\"name\" type=\"s\" direction=\"in\"/>\n" \
66 " <arg name=\"mode\" type=\"s\" direction=\"in\"/>\n" \
67 " <arg name=\"job\" type=\"o\" direction=\"out\"/>\n" \
68 " </method>\n" \
69 " <method name=\"RestartUnit\">\n" \
70 " <arg name=\"name\" type=\"s\" direction=\"in\"/>\n" \
71 " <arg name=\"mode\" type=\"s\" direction=\"in\"/>\n" \
72 " <arg name=\"job\" type=\"o\" direction=\"out\"/>\n" \
73 " </method>\n" \
9a1ac7b9
LP		 74 " <method name=\"TryRestartUnit\">\n" \
75 " <arg name=\"name\" type=\"s\" direction=\"in\"/>\n" \
76 " <arg name=\"mode\" type=\"s\" direction=\"in\"/>\n" \
77 " <arg name=\"job\" type=\"o\" direction=\"out\"/>\n" \
78 " </method>\n" \
6f28c033
LP		 79 " <method name=\"ReloadOrRestartUnit\">\n" \
80 " <arg name=\"name\" type=\"s\" direction=\"in\"/>\n" \
81 " <arg name=\"mode\" type=\"s\" direction=\"in\"/>\n" \
82 " <arg name=\"job\" type=\"o\" direction=\"out\"/>\n" \
83 " </method>\n" \
84 " <method name=\"ReloadOrTryRestartUnit\">\n" \
85 " <arg name=\"name\" type=\"s\" direction=\"in\"/>\n" \
86 " <arg name=\"mode\" type=\"s\" direction=\"in\"/>\n" \
87 " <arg name=\"job\" type=\"o\" direction=\"out\"/>\n" \
88 " </method>\n" \
8a0867d6
LP		 89 " <method name=\"KillUnit\">\n" \
90 " <arg name=\"name\" type=\"s\" direction=\"in\"/>\n" \
91 " <arg name=\"who\" type=\"s\" direction=\"in\"/>\n" \
92 " <arg name=\"mode\" type=\"s\" direction=\"in\"/>\n" \
93 " <arg name=\"signal\" type=\"i\" direction=\"in\"/>\n" \
94 " </method>\n" \
fdf20a31 95 " <method name=\"ResetFailedUnit\">\n" \
5632e374
LP		 96 " <arg name=\"name\" type=\"s\" direction=\"in\"/>\n" \
97 " </method>\n" \
4288f619
LP		 98 " <method name=\"GetJob\">\n" \
99 " <arg name=\"id\" type=\"u\" direction=\"in\"/>\n" \
100 " <arg name=\"job\" type=\"o\" direction=\"out\"/>\n" \
101 " </method>\n" \
102 " <method name=\"ClearJobs\"/>\n" \
fdf20a31 103 " <method name=\"ResetFailed\"/>\n" \
4288f619 104 " <method name=\"ListUnits\">\n" \
8fe914ec 105 " <arg name=\"units\" type=\"a(ssssssouso)\" direction=\"out\"/>\n" \
4288f619
LP		 106 " </method>\n" \
107 " <method name=\"ListJobs\">\n" \
108 " <arg name=\"jobs\" type=\"a(usssoo)\" direction=\"out\"/>\n" \
109 " </method>\n" \
110 " <method name=\"Subscribe\"/>\n" \
111 " <method name=\"Unsubscribe\"/>\n" \
112 " <method name=\"Dump\"/>\n" \
113 " <method name=\"CreateSnapshot\">\n" \
114 " <arg name=\"name\" type=\"s\" direction=\"in\"/>\n" \
5948ee7c 115 " <arg name=\"cleanup\" type=\"b\" direction=\"in\"/>\n" \
4288f619
LP		 116 " <arg name=\"unit\" type=\"o\" direction=\"out\"/>\n" \
117 " </method>\n" \
118 " <method name=\"Reload\"/>\n" \
119 " <method name=\"Reexecute\"/>\n" \
120 " <method name=\"Exit\"/>\n" \
6652a2b9
LP		 121 " <method name=\"Reboot\"/>\n" \
122 " <method name=\"PowerOff\"/>\n" \
123 " <method name=\"Halt\"/>\n" \
124 " <method name=\"KExec\"/>\n" \
4288f619
LP		 125 " <method name=\"SetEnvironment\">\n" \
126 " <arg name=\"names\" type=\"as\" direction=\"in\"/>\n" \
127 " </method>\n" \
128 " <method name=\"UnsetEnvironment\">\n" \
129 " <arg name=\"names\" type=\"as\" direction=\"in\"/>\n" \
07459bb6
FF		 130 " </method>\n"
131
132#define BUS_MANAGER_INTERFACE_SIGNALS \
4288f619
LP		 133 " <signal name=\"UnitNew\">\n" \
134 " <arg name=\"id\" type=\"s\"/>\n" \
135 " <arg name=\"unit\" type=\"o\"/>\n" \
136 " </signal>\n" \
137 " <signal name=\"UnitRemoved\">\n" \
138 " <arg name=\"id\" type=\"s\"/>\n" \
139 " <arg name=\"unit\" type=\"o\"/>\n" \
140 " </signal>\n" \
141 " <signal name=\"JobNew\">\n" \
142 " <arg name=\"id\" type=\"u\"/>\n" \
143 " <arg name=\"job\" type=\"o\"/>\n" \
144 " </signal>\n" \
145 " <signal name=\"JobRemoved\">\n" \
146 " <arg name=\"id\" type=\"u\"/>\n" \
147 " <arg name=\"job\" type=\"o\"/>\n" \
5d44db4a 148 " <arg name=\"result\" type=\"s\"/>\n" \
07459bb6
FF		 149 " </signal>"
150
07459bb6 151#define BUS_MANAGER_INTERFACE_PROPERTIES_GENERAL \
4288f619 152 " <property name=\"Version\" type=\"s\" access=\"read\"/>\n" \
09bde77f 153 " <property name=\"Distribution\" type=\"s\" access=\"read\"/>\n" \
c5d34390
LP		 154 " <property name=\"Features\" type=\"s\" access=\"read\"/>\n" \
155 " <property name=\"Tainted\" type=\"s\" access=\"read\"/>\n" \
4288f619 156 " <property name=\"RunningAs\" type=\"s\" access=\"read\"/>\n" \
e9ddabc2 157 " <property name=\"InitRDTimestamp\" type=\"t\" access=\"read\"/>\n" \
0442c13b 158 " <property name=\"StartupTimestamp\" type=\"t\" access=\"read\"/>\n" \
e9ddabc2 159 " <property name=\"FinishTimestamp\" type=\"t\" access=\"read\"/>\n" \
c826cda4
AB		 160 " <property name=\"LogLevel\" type=\"s\" access=\"readwrite\"/>\n" \
161 " <property name=\"LogTarget\" type=\"s\" access=\"readwrite\"/>\n" \
4288f619
LP		 162 " <property name=\"NNames\" type=\"u\" access=\"read\"/>\n" \
163 " <property name=\"NJobs\" type=\"u\" access=\"read\"/>\n" \
e409f875 164 " <property name=\"NInstalledJobs\" type=\"u\" access=\"read\"/>\n" \
76bf48b7 165 " <property name=\"NFailedJobs\" type=\"u\" access=\"read\"/>\n" \
fa70128d 166 " <property name=\"Progress\" type=\"d\" access=\"read\"/>\n" \
4288f619 167 " <property name=\"Environment\" type=\"as\" access=\"read\"/>\n" \
f295f5c0 168 " <property name=\"ConfirmSpawn\" type=\"b\" access=\"read\"/>\n" \
9e58ff9c 169 " <property name=\"ShowStatus\" type=\"b\" access=\"read\"/>\n" \
f295f5c0 170 " <property name=\"UnitPath\" type=\"as\" access=\"read\"/>\n" \
f295f5c0 171 " <property name=\"NotifySocket\" type=\"s\" access=\"read\"/>\n" \
c6c18be3 172 " <property name=\"ControlGroupHierarchy\" type=\"s\" access=\"read\"/>\n" \
d3689161 173 " <property name=\"MountAuto\" type=\"b\" access=\"read\"/>\n" \
06d4c99a 174 " <property name=\"SwapAuto\" type=\"b\" access=\"read\"/>\n" \
0a494f1f
LP		 175 " <property name=\"DefaultControllers\" type=\"as\" access=\"read\"/>\n" \
176 " <property name=\"DefaultStandardOutput\" type=\"s\" access=\"read\"/>\n" \
177 " <property name=\"DefaultStandardError\" type=\"s\" access=\"read\"/>\n"
07459bb6
FF		 178
179#ifdef HAVE_SYSV_COMPAT
180#define BUS_MANAGER_INTERFACE_PROPERTIES_SYSV \
181 " <property name=\"SysVConsole\" type=\"b\" access=\"read\"/>\n" \
182 " <property name=\"SysVInitPath\" type=\"as\" access=\"read\"/>\n" \
183 " <property name=\"SysVRcndPath\" type=\"as\" access=\"read\"/>\n"
184#else
185#define BUS_MANAGER_INTERFACE_PROPERTIES_SYSV
186#endif
187
188#define BUS_MANAGER_INTERFACE_END \
4288f619
LP		 189 " </interface>\n"
190
07459bb6
FF		 191#define BUS_MANAGER_INTERFACE \
192 BUS_MANAGER_INTERFACE_BEGIN \
193 BUS_MANAGER_INTERFACE_METHODS \
194 BUS_MANAGER_INTERFACE_SIGNALS \
195 BUS_MANAGER_INTERFACE_PROPERTIES_GENERAL \
196 BUS_MANAGER_INTERFACE_PROPERTIES_SYSV \
197 BUS_MANAGER_INTERFACE_END
198
ea430986
LP		 199#define INTROSPECTION_BEGIN \
200 DBUS_INTROSPECT_1_0_XML_DOCTYPE_DECL_NODE \
4288f619
LP		 201 "<node>\n" \
202 BUS_MANAGER_INTERFACE \
ea430986 203 BUS_PROPERTIES_INTERFACE \
c4e2ceae 204 BUS_PEER_INTERFACE \
ea430986
LP		 205 BUS_INTROSPECTABLE_INTERFACE
206
207#define INTROSPECTION_END \
4288f619
LP		 208 "</node>\n"
209
05feefe0
LP		 210#define INTERFACES_LIST \
211 BUS_GENERIC_INTERFACES_LIST \
212 "org.freedesktop.systemd1.Manager\0"
213
9a60da28 214const char bus_manager_interface[] _introspect_("Manager") = BUS_MANAGER_INTERFACE;
ea430986 215
4139c1b2 216static DEFINE_BUS_PROPERTY_APPEND_ENUM(bus_manager_append_running_as, manager_running_as, ManagerRunningAs);
0a494f1f 217static DEFINE_BUS_PROPERTY_APPEND_ENUM(bus_manager_append_exec_output, exec_output, ExecOutput);
1adf1049 218
c5d34390
LP		 219static int bus_manager_append_tainted(Manager *m, DBusMessageIter *i, const char *property, void *data) {
220 const char *t;
20c03b7b 221 char buf[LINE_MAX] = "", *e = buf, *p = NULL;
c5d34390
LP		 222
223 assert(m);
224 assert(i);
225 assert(property);
226
72bc8d00 227 if (m->taint_usr)
871c44a7 228 e = stpcpy(e, "usr-separate-fs ");
c5d34390 229
871c44a7
LP		 230 if (readlink_malloc("/etc/mtab", &p) < 0)
231 e = stpcpy(e, "etc-mtab-not-symlink ");
232 else
c5d34390
LP		 233 free(p);
234
871c44a7
LP		 235 if (access("/proc/cgroups", F_OK) < 0)
236 e = stpcpy(e, "cgroups-missing ");
237
238 t = strstrip(buf);
c5d34390
LP		 239
240 if (!dbus_message_iter_append_basic(i, DBUS_TYPE_STRING, &t))
241 return -ENOMEM;
242
243 return 0;
244}
245
1adf1049
LP		 246static int bus_manager_append_log_target(Manager *m, DBusMessageIter *i, const char *property, void *data) {
247 const char *t;
248
249 assert(m);
250 assert(i);
251 assert(property);
252
253 t = log_target_to_string(log_get_target());
254
255 if (!dbus_message_iter_append_basic(i, DBUS_TYPE_STRING, &t))
256 return -ENOMEM;
257
258 return 0;
259}
260
c826cda4
AB		 261static int bus_manager_set_log_target(Manager *m, DBusMessageIter *i, const char *property) {
262 const char *t;
263
264 assert(m);
265 assert(i);
266 assert(property);
267
268 dbus_message_iter_get_basic(i, &t);
269
270 return log_set_target_from_string(t);
271}
272
1adf1049
LP		 273static int bus_manager_append_log_level(Manager *m, DBusMessageIter *i, const char *property, void *data) {
274 const char *t;
275
276 assert(m);
277 assert(i);
278 assert(property);
279
280 t = log_level_to_string(log_get_max_level());
281
282 if (!dbus_message_iter_append_basic(i, DBUS_TYPE_STRING, &t))
283 return -ENOMEM;
284
285 return 0;
286}
287
c826cda4
AB		 288static int bus_manager_set_log_level(Manager *m, DBusMessageIter *i, const char *property) {
289 const char *t;
290
291 assert(m);
292 assert(i);
293 assert(property);
294
295 dbus_message_iter_get_basic(i, &t);
296
297 return log_set_max_level_from_string(t);
298}
299
4f0f902f
LP		 300static int bus_manager_append_n_names(Manager *m, DBusMessageIter *i, const char *property, void *data) {
301 uint32_t u;
302
303 assert(m);
304 assert(i);
305 assert(property);
306
307 u = hashmap_size(m->units);
308
309 if (!dbus_message_iter_append_basic(i, DBUS_TYPE_UINT32, &u))
310 return -ENOMEM;
311
312 return 0;
313}
314
315static int bus_manager_append_n_jobs(Manager *m, DBusMessageIter *i, const char *property, void *data) {
316 uint32_t u;
317
318 assert(m);
319 assert(i);
320 assert(property);
321
322 u = hashmap_size(m->jobs);
323
324 if (!dbus_message_iter_append_basic(i, DBUS_TYPE_UINT32, &u))
325 return -ENOMEM;
326
327 return 0;
328}
329
05d6a3b6
LP		 330static int bus_manager_append_progress(Manager *m, DBusMessageIter *i, const char *property, void *data) {
331 double d;
332
333 assert(m);
334 assert(i);
335 assert(property);
336
337 if (dual_timestamp_is_set(&m->finish_timestamp))
338 d = 1.0;
339 else
340 d = 1.0 - ((double) hashmap_size(m->jobs) / (double) m->n_installed_jobs);
341
342 if (!dbus_message_iter_append_basic(i, DBUS_TYPE_DOUBLE, &d))
343 return -ENOMEM;
344
345 return 0;
346}
347
894ba510
LP		 348static const char *message_get_sender_with_fallback(DBusMessage *m) {
349 const char *s;
350
351 assert(m);
352
353 if ((s = dbus_message_get_sender(m)))
354 return s;
355
356 /* When the message came in from a direct connection the
357 * message will have no sender. We fix that here. */
358
359 return ":no-sender";
360}
361
5e8d1c9a 362static DBusHandlerResult bus_manager_message_handler(DBusConnection *connection, DBusMessage *message, void *data) {
ea430986 363 Manager *m = data;
1adf1049
LP		 364
365 const BusProperty properties[] = {
f295f5c0 366 { "org.freedesktop.systemd1.Manager", "Version", bus_property_append_string, "s", PACKAGE_STRING },
09bde77f
LP		 367 { "org.freedesktop.systemd1.Manager", "Distribution", bus_property_append_string, "s", DISTRIBUTION },
368 { "org.freedesktop.systemd1.Manager", "Features", bus_property_append_string, "s", SYSTEMD_FEATURES },
f295f5c0 369 { "org.freedesktop.systemd1.Manager", "RunningAs", bus_manager_append_running_as, "s", &m->running_as },
c5d34390 370 { "org.freedesktop.systemd1.Manager", "Tainted", bus_manager_append_tainted, "s", m },
e9ddabc2 371 { "org.freedesktop.systemd1.Manager", "InitRDTimestamp", bus_property_append_uint64, "t", &m->initrd_timestamp.realtime },
f295f5c0 372 { "org.freedesktop.systemd1.Manager", "StartupTimestamp", bus_property_append_uint64, "t", &m->startup_timestamp.realtime },
b0c918b9 373 { "org.freedesktop.systemd1.Manager", "FinishTimestamp", bus_property_append_uint64, "t", &m->finish_timestamp.realtime },
c826cda4
AB		 374 { "org.freedesktop.systemd1.Manager", "LogLevel", bus_manager_append_log_level, "s", NULL, bus_manager_set_log_level},
375 { "org.freedesktop.systemd1.Manager", "LogTarget", bus_manager_append_log_target, "s", NULL, bus_manager_set_log_target},
f295f5c0
LP		 376 { "org.freedesktop.systemd1.Manager", "NNames", bus_manager_append_n_names, "u", NULL },
377 { "org.freedesktop.systemd1.Manager", "NJobs", bus_manager_append_n_jobs, "u", NULL },
e409f875 378 { "org.freedesktop.systemd1.Manager", "NInstalledJobs",bus_property_append_uint32, "u", &m->n_installed_jobs },
76bf48b7 379 { "org.freedesktop.systemd1.Manager", "NFailedJobs", bus_property_append_uint32, "u", &m->n_failed_jobs },
05d6a3b6 380 { "org.freedesktop.systemd1.Manager", "Progress", bus_manager_append_progress, "d", NULL },
f295f5c0
LP		 381 { "org.freedesktop.systemd1.Manager", "Environment", bus_property_append_strv, "as", m->environment },
382 { "org.freedesktop.systemd1.Manager", "ConfirmSpawn", bus_property_append_bool, "b", &m->confirm_spawn },
9e58ff9c 383 { "org.freedesktop.systemd1.Manager", "ShowStatus", bus_property_append_bool, "b", &m->show_status },
f295f5c0 384 { "org.freedesktop.systemd1.Manager", "UnitPath", bus_property_append_strv, "as", m->lookup_paths.unit_path },
f295f5c0 385 { "org.freedesktop.systemd1.Manager", "NotifySocket", bus_property_append_string, "s", m->notify_socket },
c6c18be3 386 { "org.freedesktop.systemd1.Manager", "ControlGroupHierarchy", bus_property_append_string, "s", m->cgroup_hierarchy },
d3689161 387 { "org.freedesktop.systemd1.Manager", "MountAuto", bus_property_append_bool, "b", &m->mount_auto },
06d4c99a
LP		 388 { "org.freedesktop.systemd1.Manager", "SwapAuto", bus_property_append_bool, "b", &m->swap_auto },
389 { "org.freedesktop.systemd1.Manager", "DefaultControllers", bus_property_append_strv, "as", m->default_controllers },
0a494f1f
LP		 390 { "org.freedesktop.systemd1.Manager", "DefaultStandardOutput", bus_manager_append_exec_output, "s", &m->default_std_output },
391 { "org.freedesktop.systemd1.Manager", "DefaultStandardError", bus_manager_append_exec_output, "s", &m->default_std_error },
07459bb6
FF		 392#ifdef HAVE_SYSV_COMPAT
393 { "org.freedesktop.systemd1.Manager", "SysVConsole", bus_property_append_bool, "b", &m->sysv_console },
394 { "org.freedesktop.systemd1.Manager", "SysVInitPath", bus_property_append_strv, "as", m->lookup_paths.sysvinit_path },
395 { "org.freedesktop.systemd1.Manager", "SysVRcndPath", bus_property_append_strv, "as", m->lookup_paths.sysvrcnd_path },
396#endif
1adf1049
LP		 397 { NULL, NULL, NULL, NULL, NULL }
398 };
399
400 int r;
ea430986
LP		 401 DBusError error;
402 DBusMessage *reply = NULL;
403 char * path = NULL;
c87eba54 404 JobType job_type = _JOB_TYPE_INVALID;
6f28c033 405 bool reload_if_possible = false;
ea430986
LP		 406
407 assert(connection);
408 assert(message);
409 assert(m);
410
411 dbus_error_init(&error);
412
4139c1b2 413 if (dbus_message_is_method_call(message, "org.freedesktop.systemd1.Manager", "GetUnit")) {
ea430986
LP		 414 const char *name;
415 Unit *u;
416
417 if (!dbus_message_get_args(
418 message,
419 &error,
420 DBUS_TYPE_STRING, &name,
421 DBUS_TYPE_INVALID))
5e8d1c9a 422 return bus_send_error_reply(m, connection, message, &error, -EINVAL);
ea430986 423
398ef8ba
LP		 424 if (!(u = manager_get_unit(m, name))) {
425 dbus_set_error(&error, BUS_ERROR_NO_SUCH_UNIT, "Unit %s is not loaded.", name);
426 return bus_send_error_reply(m, connection, message, &error, -ENOENT);
427 }
ea430986
LP		 428
429 if (!(reply = dbus_message_new_method_return(message)))
430 goto oom;
431
432 if (!(path = unit_dbus_path(u)))
433 goto oom;
434
435 if (!dbus_message_append_args(
436 reply,
437 DBUS_TYPE_OBJECT_PATH, &path,
438 DBUS_TYPE_INVALID))
439 goto oom;
598b557b 440 } else if (dbus_message_is_method_call(message, "org.freedesktop.systemd1.Manager", "GetUnitByPID")) {
598b557b
LP		 441 Unit *u;
442 uint32_t pid;
443
444 if (!dbus_message_get_args(
445 message,
446 &error,
447 DBUS_TYPE_UINT32, &pid,
448 DBUS_TYPE_INVALID))
449 return bus_send_error_reply(m, connection, message, &error, -EINVAL);
450
451 if (!(u = cgroup_unit_by_pid(m, (pid_t) pid))) {
452 dbus_set_error(&error, BUS_ERROR_NO_SUCH_UNIT, "No unit for PID %lu is loaded.", (unsigned long) pid);
453 return bus_send_error_reply(m, connection, message, &error, -ENOENT);
454 }
455
456 if (!(reply = dbus_message_new_method_return(message)))
457 goto oom;
458
459 if (!(path = unit_dbus_path(u)))
460 goto oom;
ea430986 461
598b557b
LP		 462 if (!dbus_message_append_args(
463 reply,
464 DBUS_TYPE_OBJECT_PATH, &path,
465 DBUS_TYPE_INVALID))
466 goto oom;
4139c1b2 467 } else if (dbus_message_is_method_call(message, "org.freedesktop.systemd1.Manager", "LoadUnit")) {
ea430986
LP		 468 const char *name;
469 Unit *u;
470
471 if (!dbus_message_get_args(
472 message,
473 &error,
474 DBUS_TYPE_STRING, &name,
475 DBUS_TYPE_INVALID))
5e8d1c9a 476 return bus_send_error_reply(m, connection, message, &error, -EINVAL);
ea430986 477
398ef8ba
LP		 478 if ((r = manager_load_unit(m, name, NULL, &error, &u)) < 0)
479 return bus_send_error_reply(m, connection, message, &error, r);
ea430986
LP		 480
481 if (!(reply = dbus_message_new_method_return(message)))
482 goto oom;
483
484 if (!(path = unit_dbus_path(u)))
485 goto oom;
486
487 if (!dbus_message_append_args(
488 reply,
489 DBUS_TYPE_OBJECT_PATH, &path,
490 DBUS_TYPE_INVALID))
491 goto oom;
492
c87eba54
LP		 493 } else if (dbus_message_is_method_call(message, "org.freedesktop.systemd1.Manager", "StartUnit"))
494 job_type = JOB_START;
90bb85e1
LP		 495 else if (dbus_message_is_method_call(message, "org.freedesktop.systemd1.Manager", "StartUnitReplace"))
496 job_type = JOB_START;
c87eba54
LP		 497 else if (dbus_message_is_method_call(message, "org.freedesktop.systemd1.Manager", "StopUnit"))
498 job_type = JOB_STOP;
499 else if (dbus_message_is_method_call(message, "org.freedesktop.systemd1.Manager", "ReloadUnit"))
500 job_type = JOB_RELOAD;
501 else if (dbus_message_is_method_call(message, "org.freedesktop.systemd1.Manager", "RestartUnit"))
502 job_type = JOB_RESTART;
9a1ac7b9
LP		 503 else if (dbus_message_is_method_call(message, "org.freedesktop.systemd1.Manager", "TryRestartUnit"))
504 job_type = JOB_TRY_RESTART;
6f28c033
LP		 505 else if (dbus_message_is_method_call(message, "org.freedesktop.systemd1.Manager", "ReloadOrRestartUnit")) {
506 reload_if_possible = true;
507 job_type = JOB_RESTART;
508 } else if (dbus_message_is_method_call(message, "org.freedesktop.systemd1.Manager", "ReloadOrTryRestartUnit")) {
509 reload_if_possible = true;
510 job_type = JOB_TRY_RESTART;
8a0867d6
LP		 511 } else if (dbus_message_is_method_call(message, "org.freedesktop.systemd1.Manager", "KillUnit")) {
512 const char *name, *swho, *smode;
513 int32_t signo;
514 Unit *u;
515 KillMode mode;
516 KillWho who;
517
518 if (!dbus_message_get_args(
519 message,
520 &error,
521 DBUS_TYPE_STRING, &name,
522 DBUS_TYPE_STRING, &swho,
523 DBUS_TYPE_STRING, &smode,
524 DBUS_TYPE_INT32, &signo,
525 DBUS_TYPE_INVALID))
526 return bus_send_error_reply(m, connection, message, &error, -EINVAL);
527
528 if ((mode = kill_mode_from_string(smode)) < 0 ||
529 (who = kill_who_from_string(swho)) < 0 ||
530 signo <= 0 ||
531 signo >= _NSIG)
532 return bus_send_error_reply(m, connection, message, &error, -EINVAL);
533
534 if (!(u = manager_get_unit(m, name))) {
535 dbus_set_error(&error, BUS_ERROR_NO_SUCH_UNIT, "Unit %s is not loaded.", name);
536 return bus_send_error_reply(m, connection, message, &error, -ENOENT);
537 }
538
539 if ((r = unit_kill(u, who, mode, signo, &error)) < 0)
540 return bus_send_error_reply(m, connection, message, &error, r);
541
542 if (!(reply = dbus_message_new_method_return(message)))
543 goto oom;
544
6f28c033 545 } else if (dbus_message_is_method_call(message, "org.freedesktop.systemd1.Manager", "GetJob")) {
ea430986
LP		 546 uint32_t id;
547 Job *j;
548
549 if (!dbus_message_get_args(
550 message,
551 &error,
552 DBUS_TYPE_UINT32, &id,
553 DBUS_TYPE_INVALID))
5e8d1c9a 554 return bus_send_error_reply(m, connection, message, &error, -EINVAL);
ea430986 555
398ef8ba
LP		 556 if (!(j = manager_get_job(m, id))) {
557 dbus_set_error(&error, BUS_ERROR_NO_SUCH_JOB, "Job %u does not exist.", (unsigned) id);
558 return bus_send_error_reply(m, connection, message, &error, -ENOENT);
559 }
ea430986
LP		 560
561 if (!(reply = dbus_message_new_method_return(message)))
562 goto oom;
563
564 if (!(path = job_dbus_path(j)))
565 goto oom;
566
567 if (!dbus_message_append_args(
568 reply,
569 DBUS_TYPE_OBJECT_PATH, &path,
570 DBUS_TYPE_INVALID))
571 goto oom;
572
4139c1b2 573 } else if (dbus_message_is_method_call(message, "org.freedesktop.systemd1.Manager", "ClearJobs")) {
ea430986
LP		 574
575 manager_clear_jobs(m);
576
577 if (!(reply = dbus_message_new_method_return(message)))
578 goto oom;
579
fdf20a31 580 } else if (dbus_message_is_method_call(message, "org.freedesktop.systemd1.Manager", "ResetFailed")) {
5632e374 581
fdf20a31 582 manager_reset_failed(m);
5632e374
LP		 583
584 if (!(reply = dbus_message_new_method_return(message)))
585 goto oom;
586
fdf20a31 587 } else if (dbus_message_is_method_call(message, "org.freedesktop.systemd1.Manager", "ResetFailedUnit")) {
5632e374
LP		 588 const char *name;
589 Unit *u;
590
591 if (!dbus_message_get_args(
592 message,
593 &error,
594 DBUS_TYPE_STRING, &name,
595 DBUS_TYPE_INVALID))
596 return bus_send_error_reply(m, connection, message, &error, -EINVAL);
597
598 if (!(u = manager_get_unit(m, name))) {
599 dbus_set_error(&error, BUS_ERROR_NO_SUCH_UNIT, "Unit %s is not loaded.", name);
600 return bus_send_error_reply(m, connection, message, &error, -ENOENT);
601 }
602
fdf20a31 603 unit_reset_failed(u);
5632e374
LP		 604
605 if (!(reply = dbus_message_new_method_return(message)))
606 goto oom;
607
4139c1b2 608 } else if (dbus_message_is_method_call(message, "org.freedesktop.systemd1.Manager", "ListUnits")) {
ea430986
LP		 609 DBusMessageIter iter, sub;
610 Iterator i;
611 Unit *u;
612 const char *k;
613
614 if (!(reply = dbus_message_new_method_return(message)))
615 goto oom;
616
617 dbus_message_iter_init_append(reply, &iter);
618
8fe914ec 619 if (!dbus_message_iter_open_container(&iter, DBUS_TYPE_ARRAY, "(ssssssouso)", &sub))
ea430986
LP		 620 goto oom;
621
622 HASHMAP_FOREACH_KEY(u, k, m->units, i) {
47be870b 623 char *u_path, *j_path;
8fe914ec 624 const char *description, *load_state, *active_state, *sub_state, *sjob_type, *following;
ea430986
LP		 625 DBusMessageIter sub2;
626 uint32_t job_id;
a7f241db 627 Unit *f;
ea430986 628
9e2f7c11 629 if (k != u->meta.id)
ea430986
LP		 630 continue;
631
632 if (!dbus_message_iter_open_container(&sub, DBUS_TYPE_STRUCT, NULL, &sub2))
633 goto oom;
634
635 description = unit_description(u);
636 load_state = unit_load_state_to_string(u->meta.load_state);
637 active_state = unit_active_state_to_string(unit_active_state(u));
10a94420 638 sub_state = unit_sub_state_to_string(u);
a7f241db
LP		 639
640 f = unit_following(u);
641 following = f ? f->meta.id : "";
ea430986 642
47be870b 643 if (!(u_path = unit_dbus_path(u)))
ea430986
LP		 644 goto oom;
645
646 if (u->meta.job) {
647 job_id = (uint32_t) u->meta.job->id;
648
47be870b
LP		 649 if (!(j_path = job_dbus_path(u->meta.job))) {
650 free(u_path);
ea430986
LP		 651 goto oom;
652 }
653
c87eba54 654 sjob_type = job_type_to_string(u->meta.job->type);
ea430986
LP		 655 } else {
656 job_id = 0;
47be870b 657 j_path = u_path;
c87eba54 658 sjob_type = "";
ea430986
LP		 659 }
660
9e2f7c11 661 if (!dbus_message_iter_append_basic(&sub2, DBUS_TYPE_STRING, &u->meta.id) ||
ea430986
LP		 662 !dbus_message_iter_append_basic(&sub2, DBUS_TYPE_STRING, &description) ||
663 !dbus_message_iter_append_basic(&sub2, DBUS_TYPE_STRING, &load_state) ||
664 !dbus_message_iter_append_basic(&sub2, DBUS_TYPE_STRING, &active_state) ||
10a94420 665 !dbus_message_iter_append_basic(&sub2, DBUS_TYPE_STRING, &sub_state) ||
8fe914ec 666 !dbus_message_iter_append_basic(&sub2, DBUS_TYPE_STRING, &following) ||
47be870b 667 !dbus_message_iter_append_basic(&sub2, DBUS_TYPE_OBJECT_PATH, &u_path) ||
ea430986 668 !dbus_message_iter_append_basic(&sub2, DBUS_TYPE_UINT32, &job_id) ||
c87eba54 669 !dbus_message_iter_append_basic(&sub2, DBUS_TYPE_STRING, &sjob_type) ||
47be870b
LP		 670 !dbus_message_iter_append_basic(&sub2, DBUS_TYPE_OBJECT_PATH, &j_path)) {
671 free(u_path);
ea430986 672 if (u->meta.job)
47be870b 673 free(j_path);
ea430986
LP		 674 goto oom;
675 }
676
47be870b 677 free(u_path);
ea430986 678 if (u->meta.job)
47be870b 679 free(j_path);
ea430986
LP		 680
681 if (!dbus_message_iter_close_container(&sub, &sub2))
682 goto oom;
683 }
684
685 if (!dbus_message_iter_close_container(&iter, &sub))
686 goto oom;
687
4139c1b2 688 } else if (dbus_message_is_method_call(message, "org.freedesktop.systemd1.Manager", "ListJobs")) {
ea430986
LP		 689 DBusMessageIter iter, sub;
690 Iterator i;
691 Job *j;
692
693 if (!(reply = dbus_message_new_method_return(message)))
694 goto oom;
695
696 dbus_message_iter_init_append(reply, &iter);
697
698 if (!dbus_message_iter_open_container(&iter, DBUS_TYPE_ARRAY, "(usssoo)", &sub))
699 goto oom;
700
701 HASHMAP_FOREACH(j, m->jobs, i) {
47be870b 702 char *u_path, *j_path;
9e2f7c11 703 const char *state, *type;
ea430986
LP		 704 uint32_t id;
705 DBusMessageIter sub2;
706
707 if (!dbus_message_iter_open_container(&sub, DBUS_TYPE_STRUCT, NULL, &sub2))
708 goto oom;
709
710 id = (uint32_t) j->id;
ea430986 711 state = job_state_to_string(j->state);
2b53c70b 712 type = job_type_to_string(j->type);
ea430986 713
47be870b 714 if (!(j_path = job_dbus_path(j)))
ea430986
LP		 715 goto oom;
716
47be870b
LP		 717 if (!(u_path = unit_dbus_path(j->unit))) {
718 free(j_path);
ea430986
LP		 719 goto oom;
720 }
721
722 if (!dbus_message_iter_append_basic(&sub2, DBUS_TYPE_UINT32, &id) ||
9e2f7c11 723 !dbus_message_iter_append_basic(&sub2, DBUS_TYPE_STRING, &j->unit->meta.id) ||
ea430986
LP		 724 !dbus_message_iter_append_basic(&sub2, DBUS_TYPE_STRING, &type) ||
725 !dbus_message_iter_append_basic(&sub2, DBUS_TYPE_STRING, &state) ||
47be870b
LP		 726 !dbus_message_iter_append_basic(&sub2, DBUS_TYPE_OBJECT_PATH, &j_path) ||
727 !dbus_message_iter_append_basic(&sub2, DBUS_TYPE_OBJECT_PATH, &u_path)) {
728 free(j_path);
729 free(u_path);
ea430986
LP		 730 goto oom;
731 }
732
47be870b
LP		 733 free(j_path);
734 free(u_path);
ea430986
LP		 735
736 if (!dbus_message_iter_close_container(&sub, &sub2))
737 goto oom;
738 }
739
740 if (!dbus_message_iter_close_container(&iter, &sub))
741 goto oom;
742
4139c1b2 743 } else if (dbus_message_is_method_call(message, "org.freedesktop.systemd1.Manager", "Subscribe")) {
c1e1601e 744 char *client;
a567261a
LP		 745 Set *s;
746
747 if (!(s = BUS_CONNECTION_SUBSCRIBED(m, connection))) {
748 if (!(s = set_new(string_hash_func, string_compare_func)))
749 goto oom;
750
751 if (!(dbus_connection_set_data(connection, m->subscribed_data_slot, s, NULL))) {
752 set_free(s);
753 goto oom;
754 }
755 }
c1e1601e 756
894ba510 757 if (!(client = strdup(message_get_sender_with_fallback(message))))
c1e1601e
LP		 758 goto oom;
759
a567261a
LP		 760 if ((r = set_put(s, client)) < 0) {
761 free(client);
5e8d1c9a 762 return bus_send_error_reply(m, connection, message, NULL, r);
a567261a 763 }
c1e1601e
LP		 764
765 if (!(reply = dbus_message_new_method_return(message)))
766 goto oom;
767
4139c1b2 768 } else if (dbus_message_is_method_call(message, "org.freedesktop.systemd1.Manager", "Unsubscribe")) {
c1e1601e
LP		 769 char *client;
770
398ef8ba
LP		 771 if (!(client = set_remove(BUS_CONNECTION_SUBSCRIBED(m, connection), (char*) message_get_sender_with_fallback(message)))) {
772 dbus_set_error(&error, BUS_ERROR_NOT_SUBSCRIBED, "Client is not subscribed.");
773 return bus_send_error_reply(m, connection, message, &error, -ENOENT);
774 }
c1e1601e
LP		 775
776 free(client);
777
778 if (!(reply = dbus_message_new_method_return(message)))
779 goto oom;
780
4139c1b2 781 } else if (dbus_message_is_method_call(message, "org.freedesktop.systemd1.Manager", "Dump")) {
b152adec
LP		 782 FILE *f;
783 char *dump = NULL;
784 size_t size;
785
786 if (!(reply = dbus_message_new_method_return(message)))
787 goto oom;
788
789 if (!(f = open_memstream(&dump, &size)))
790 goto oom;
791
792 manager_dump_units(m, f, NULL);
793 manager_dump_jobs(m, f, NULL);
794
795 if (ferror(f)) {
796 fclose(f);
797 free(dump);
798 goto oom;
799 }
800
801 fclose(f);
802
803 if (!dbus_message_append_args(reply, DBUS_TYPE_STRING, &dump, DBUS_TYPE_INVALID)) {
804 free(dump);
805 goto oom;
806 }
807
808 free(dump);
4139c1b2
LP		 809 } else if (dbus_message_is_method_call(message, "org.freedesktop.systemd1.Manager", "CreateSnapshot")) {
810 const char *name;
811 dbus_bool_t cleanup;
812 Snapshot *s;
813
814 if (!dbus_message_get_args(
815 message,
816 &error,
817 DBUS_TYPE_STRING, &name,
818 DBUS_TYPE_BOOLEAN, &cleanup,
819 DBUS_TYPE_INVALID))
5e8d1c9a 820 return bus_send_error_reply(m, connection, message, &error, -EINVAL);
4139c1b2
LP		 821
822 if (name && name[0] == 0)
823 name = NULL;
824
398ef8ba
LP		 825 if ((r = snapshot_create(m, name, cleanup, &error, &s)) < 0)
826 return bus_send_error_reply(m, connection, message, &error, r);
4139c1b2
LP		 827
828 if (!(reply = dbus_message_new_method_return(message)))
829 goto oom;
830
831 if (!(path = unit_dbus_path(UNIT(s))))
832 goto oom;
833
834 if (!dbus_message_append_args(
835 reply,
836 DBUS_TYPE_OBJECT_PATH, &path,
837 DBUS_TYPE_INVALID))
838 goto oom;
b152adec 839
ea430986
LP		 840 } else if (dbus_message_is_method_call(message, "org.freedesktop.DBus.Introspectable", "Introspect")) {
841 char *introspection = NULL;
842 FILE *f;
843 Iterator i;
844 Unit *u;
845 Job *j;
846 const char *k;
847 size_t size;
848
849 if (!(reply = dbus_message_new_method_return(message)))
850 goto oom;
851
852 /* We roll our own introspection code here, instead of
853 * relying on bus_default_message_handler() because we
854 * need to generate our introspection string
855 * dynamically. */
856
857 if (!(f = open_memstream(&introspection, &size)))
858 goto oom;
859
860 fputs(INTROSPECTION_BEGIN, f);
861
862 HASHMAP_FOREACH_KEY(u, k, m->units, i) {
863 char *p;
864
9e2f7c11 865 if (k != u->meta.id)
ea430986
LP		 866 continue;
867
868 if (!(p = bus_path_escape(k))) {
869 fclose(f);
870 free(introspection);
871 goto oom;
872 }
873
874 fprintf(f, "<node name=\"unit/%s\"/>", p);
875 free(p);
876 }
877
878 HASHMAP_FOREACH(j, m->jobs, i)
879 fprintf(f, "<node name=\"job/%lu\"/>", (unsigned long) j->id);
880
881 fputs(INTROSPECTION_END, f);
882
883 if (ferror(f)) {
884 fclose(f);
885 free(introspection);
886 goto oom;
887 }
888
889 fclose(f);
890
891 if (!introspection)
892 goto oom;
893
894 if (!dbus_message_append_args(reply, DBUS_TYPE_STRING, &introspection, DBUS_TYPE_INVALID)) {
895 free(introspection);
896 goto oom;
897 }
898
899 free(introspection);
900
a16e1123
LP		 901 } else if (dbus_message_is_method_call(message, "org.freedesktop.systemd1.Manager", "Reload")) {
902
903 assert(!m->queued_message);
904
905 /* Instead of sending the reply back right away, we
906 * just remember that we need to and then send it
907 * after the reload is finished. That way the caller
908 * knows when the reload finished. */
909
910 if (!(m->queued_message = dbus_message_new_method_return(message)))
911 goto oom;
912
7b97f477 913 m->queued_message_connection = connection;
a16e1123
LP		 914 m->exit_code = MANAGER_RELOAD;
915
916 } else if (dbus_message_is_method_call(message, "org.freedesktop.systemd1.Manager", "Reexecute")) {
917
918 if (!(reply = dbus_message_new_method_return(message)))
919 goto oom;
920
921 m->exit_code = MANAGER_REEXECUTE;
922
923 } else if (dbus_message_is_method_call(message, "org.freedesktop.systemd1.Manager", "Exit")) {
924
398ef8ba 925 if (m->running_as == MANAGER_SYSTEM) {
af2d49f7 926 dbus_set_error(&error, BUS_ERROR_NOT_SUPPORTED, "Exit is only supported for user service managers.");
398ef8ba
LP		 927 return bus_send_error_reply(m, connection, message, &error, -ENOTSUP);
928 }
a16e1123
LP		 929
930 if (!(reply = dbus_message_new_method_return(message)))
931 goto oom;
932
933 m->exit_code = MANAGER_EXIT;
934
6652a2b9
LP		 935 } else if (dbus_message_is_method_call(message, "org.freedesktop.systemd1.Manager", "Reboot")) {
936
937 if (m->running_as != MANAGER_SYSTEM) {
938 dbus_set_error(&error, BUS_ERROR_NOT_SUPPORTED, "Reboot is only supported for system managers.");
939 return bus_send_error_reply(m, connection, message, &error, -ENOTSUP);
940 }
941
942 if (!(reply = dbus_message_new_method_return(message)))
943 goto oom;
944
945 m->exit_code = MANAGER_REBOOT;
946
947 } else if (dbus_message_is_method_call(message, "org.freedesktop.systemd1.Manager", "PowerOff")) {
948
949 if (m->running_as != MANAGER_SYSTEM) {
950 dbus_set_error(&error, BUS_ERROR_NOT_SUPPORTED, "Powering off is only supported for system managers.");
951 return bus_send_error_reply(m, connection, message, &error, -ENOTSUP);
952 }
953
954 if (!(reply = dbus_message_new_method_return(message)))
955 goto oom;
956
957 m->exit_code = MANAGER_POWEROFF;
958
959 } else if (dbus_message_is_method_call(message, "org.freedesktop.systemd1.Manager", "Halt")) {
960
961 if (m->running_as != MANAGER_SYSTEM) {
962 dbus_set_error(&error, BUS_ERROR_NOT_SUPPORTED, "Halting is only supported for system managers.");
963 return bus_send_error_reply(m, connection, message, &error, -ENOTSUP);
964 }
965
966 if (!(reply = dbus_message_new_method_return(message)))
967 goto oom;
968
969 m->exit_code = MANAGER_HALT;
970
971 } else if (dbus_message_is_method_call(message, "org.freedesktop.systemd1.Manager", "KExec")) {
972
973 if (m->running_as != MANAGER_SYSTEM) {
974 dbus_set_error(&error, BUS_ERROR_NOT_SUPPORTED, "kexec is only supported for system managers.");
975 return bus_send_error_reply(m, connection, message, &error, -ENOTSUP);
976 }
977
978 if (!(reply = dbus_message_new_method_return(message)))
979 goto oom;
980
981 m->exit_code = MANAGER_KEXEC;
982
1137a57c
LP		 983 } else if (dbus_message_is_method_call(message, "org.freedesktop.systemd1.Manager", "SetEnvironment")) {
984 char **l = NULL, **e = NULL;
985
986 if ((r = bus_parse_strv(message, &l)) < 0) {
987 if (r == -ENOMEM)
988 goto oom;
989
5e8d1c9a 990 return bus_send_error_reply(m, connection, message, NULL, r);
1137a57c
LP		 991 }
992
5b6319dc 993 e = strv_env_merge(2, m->environment, l);
1137a57c
LP		 994 strv_free(l);
995
996 if (!e)
997 goto oom;
998
999 if (!(reply = dbus_message_new_method_return(message))) {
1000 strv_free(e);
1001 goto oom;
1002 }
1003
1004 strv_free(m->environment);
1005 m->environment = e;
1006
1007 } else if (dbus_message_is_method_call(message, "org.freedesktop.systemd1.Manager", "UnsetEnvironment")) {
1008 char **l = NULL, **e = NULL;
1009
1010 if ((r = bus_parse_strv(message, &l)) < 0) {
1011 if (r == -ENOMEM)
1012 goto oom;
1013
5e8d1c9a 1014 return bus_send_error_reply(m, connection, message, NULL, r);
1137a57c
LP		 1015 }
1016
5b6319dc 1017 e = strv_env_delete(m->environment, 1, l);
1137a57c
LP		 1018 strv_free(l);
1019
1020 if (!e)
1021 goto oom;
1022
da19d5c1
LP		 1023 if (!(reply = dbus_message_new_method_return(message))) {
1024 strv_free(e);
1137a57c 1025 goto oom;
da19d5c1 1026 }
1137a57c
LP		 1027
1028 strv_free(m->environment);
1029 m->environment = e;
1030
ea430986 1031 } else
05feefe0 1032 return bus_default_message_handler(m, connection, message, NULL, INTERFACES_LIST, properties);
ea430986 1033
c87eba54 1034 if (job_type != _JOB_TYPE_INVALID) {
90bb85e1 1035 const char *name, *smode, *old_name = NULL;
c87eba54
LP		 1036 JobMode mode;
1037 Job *j;
1038 Unit *u;
90bb85e1
LP		 1039 bool b;
1040
1041 if (dbus_message_is_method_call(message, "org.freedesktop.systemd1.Manager", "StartUnitReplace"))
1042 b = dbus_message_get_args(
1043 message,
1044 &error,
1045 DBUS_TYPE_STRING, &old_name,
1046 DBUS_TYPE_STRING, &name,
1047 DBUS_TYPE_STRING, &smode,
1048 DBUS_TYPE_INVALID);
1049 else
1050 b = dbus_message_get_args(
1051 message,
1052 &error,
1053 DBUS_TYPE_STRING, &name,
1054 DBUS_TYPE_STRING, &smode,
1055 DBUS_TYPE_INVALID);
1056
1057 if (!b)
5e8d1c9a 1058 return bus_send_error_reply(m, connection, message, &error, -EINVAL);
c87eba54 1059
90bb85e1
LP		 1060 if (old_name)
1061 if (!(u = manager_get_unit(m, old_name)) ||
1062 !u->meta.job ||
1063 u->meta.job->type != JOB_START) {
1064 dbus_set_error(&error, BUS_ERROR_NO_SUCH_JOB, "No job queued for unit %s", old_name);
1065 return bus_send_error_reply(m, connection, message, &error, -ENOENT);
1066 }
1067
1068
398ef8ba
LP		 1069 if ((mode = job_mode_from_string(smode)) == _JOB_MODE_INVALID) {
1070 dbus_set_error(&error, BUS_ERROR_INVALID_JOB_MODE, "Job mode %s is invalid.", smode);
1071 return bus_send_error_reply(m, connection, message, &error, -EINVAL);
1072 }
c87eba54 1073
398ef8ba
LP		 1074 if ((r = manager_load_unit(m, name, NULL, &error, &u)) < 0)
1075 return bus_send_error_reply(m, connection, message, &error, r);
c87eba54 1076
6f28c033
LP		 1077 if (reload_if_possible && unit_can_reload(u)) {
1078 if (job_type == JOB_RESTART)
1079 job_type = JOB_RELOAD_OR_START;
1080 else if (job_type == JOB_TRY_RESTART)
1081 job_type = JOB_RELOAD;
1082 }
1083
b5e9dba8
LP		 1084 if ((job_type == JOB_START && u->meta.refuse_manual_start) ||
1085 (job_type == JOB_STOP && u->meta.refuse_manual_stop) ||
1086 ((job_type == JOB_RESTART || job_type == JOB_TRY_RESTART) &&
1087 (u->meta.refuse_manual_start || u->meta.refuse_manual_stop))) {
1088 dbus_set_error(&error, BUS_ERROR_ONLY_BY_DEPENDENCY, "Operation refused, may be requested by dependency only.");
398ef8ba
LP		 1089 return bus_send_error_reply(m, connection, message, &error, -EPERM);
1090 }
c87eba54 1091
398ef8ba
LP		 1092 if ((r = manager_add_job(m, job_type, u, mode, true, &error, &j)) < 0)
1093 return bus_send_error_reply(m, connection, message, &error, r);
c87eba54 1094
894ba510 1095 if (!(j->bus_client = strdup(message_get_sender_with_fallback(message))))
a567261a
LP		 1096 goto oom;
1097
1098 j->bus = connection;
1099
c87eba54
LP		 1100 if (!(reply = dbus_message_new_method_return(message)))
1101 goto oom;
1102
1103 if (!(path = job_dbus_path(j)))
1104 goto oom;
1105
1106 if (!dbus_message_append_args(
1107 reply,
1108 DBUS_TYPE_OBJECT_PATH, &path,
1109 DBUS_TYPE_INVALID))
1110 goto oom;
1111 }
1112
ea430986
LP		 1113 if (reply) {
1114 if (!dbus_connection_send(connection, reply, NULL))
1115 goto oom;
1116
1117 dbus_message_unref(reply);
1118 }
1119
da19d5c1
LP		 1120 free(path);
1121
ea430986
LP		 1122 return DBUS_HANDLER_RESULT_HANDLED;
1123
1124oom:
1125 free(path);
1126
1127 if (reply)
1128 dbus_message_unref(reply);
1129
1130 dbus_error_free(&error);
1131
1132 return DBUS_HANDLER_RESULT_NEED_MEMORY;
1133}
1134
1135const DBusObjectPathVTable bus_manager_vtable = {
1136 .message_function = bus_manager_message_handler
1137};
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