1 /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
4 This file is part of systemd.
6 Copyright 2010 Lennart Poettering
8 systemd is free software; you can redistribute it and/or modify it
9 under the terms of the GNU Lesser General Public License as published by
10 the Free Software Foundation; either version 2.1 of the License, or
11 (at your option) any later version.
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 Lesser General Public License for more details.
18 You should have received a copy of the GNU Lesser General Public License
19 along with systemd; If not, see <http://www.gnu.org/licenses/>.
24 #include "selinux-access.h"
29 static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_type, job_type, JobType);
30 static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_state, job_state, JobState);
32 static int property_get_unit(
35 const char *interface,
37 sd_bus_message *reply,
39 sd_bus_error *error) {
41 _cleanup_free_ char *p = NULL;
48 p = unit_dbus_path(j->unit);
52 return sd_bus_message_append(reply, "(so)", j->unit->id, p);
55 static int method_cancel(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
63 r = selinux_unit_access_check(j->unit, message, "stop", error);
67 job_finish_and_invalidate(j, JOB_CANCELED, true);
69 return sd_bus_reply_method_return(message, NULL);
72 const sd_bus_vtable bus_job_vtable[] = {
73 SD_BUS_VTABLE_START(0),
74 SD_BUS_METHOD("Cancel", NULL, NULL, method_cancel, 0),
75 SD_BUS_PROPERTY("Id", "u", NULL, offsetof(Job, id), SD_BUS_VTABLE_PROPERTY_CONST),
76 SD_BUS_PROPERTY("Unit", "(so)", property_get_unit, 0, SD_BUS_VTABLE_PROPERTY_CONST),
77 SD_BUS_PROPERTY("JobType", "s", property_get_type, offsetof(Job, type), SD_BUS_VTABLE_PROPERTY_CONST),
78 SD_BUS_PROPERTY("State", "s", property_get_state, offsetof(Job, state), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE),
82 static int send_new_signal(sd_bus *bus, void *userdata) {
83 _cleanup_bus_message_unref_ sd_bus_message *m = NULL;
84 _cleanup_free_ char *p = NULL;
95 r = sd_bus_message_new_signal(
98 "/org/freedesktop/systemd1",
99 "org.freedesktop.systemd1.Manager",
104 r = sd_bus_message_append(m, "uos", j->id, p, j->unit->id);
108 return sd_bus_send(bus, m, NULL);
111 static int send_changed_signal(sd_bus *bus, void *userdata) {
112 _cleanup_free_ char *p = NULL;
118 p = job_dbus_path(j);
122 return sd_bus_emit_properties_changed(bus, p, "org.freedesktop.systemd1.Job", "State", NULL);
125 void bus_job_send_change_signal(Job *j) {
130 if (j->in_dbus_queue) {
131 LIST_REMOVE(dbus_queue, j->manager->dbus_job_queue, j);
132 j->in_dbus_queue = false;
135 r = bus_foreach_bus(j->manager, j->subscribed, j->sent_dbus_new_signal ? send_changed_signal : send_new_signal, j);
137 log_debug("Failed to send job change signal for %u: %s", j->id, strerror(-r));
139 j->sent_dbus_new_signal = true;
142 static int send_removed_signal(sd_bus *bus, void *userdata) {
143 _cleanup_bus_message_unref_ sd_bus_message *m = NULL;
144 _cleanup_free_ char *p = NULL;
151 p = job_dbus_path(j);
155 r = sd_bus_message_new_signal(
158 "/org/freedesktop/systemd1",
159 "org.freedesktop.systemd1.Manager",
164 r = sd_bus_message_append(m, "uoss", j->id, p, j->unit->id, job_result_to_string(j->result));
168 return sd_bus_send(bus, m, NULL);
171 void bus_job_send_removed_signal(Job *j) {
176 if (!j->sent_dbus_new_signal)
177 bus_job_send_change_signal(j);
179 r = bus_foreach_bus(j->manager, j->subscribed, send_removed_signal, j);
181 log_debug("Failed to send job remove signal for %u: %s", j->id, strerror(-r));