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 "dbus-unit.h"
25 #include "dbus-timer.h"
26 #include "dbus-execute.h"
27 #include "dbus-common.h"
28 #include "selinux-access.h"
30 #define BUS_TIMER_INTERFACE \
31 " <interface name=\"org.freedesktop.systemd1.Timer\">\n" \
32 " <property name=\"Unit\" type=\"s\" access=\"read\"/>\n" \
33 " <property name=\"TimersMonotonic\" type=\"a(stt)\" access=\"read\"/>\n" \
34 " <property name=\"TimersCalendar\" type=\"a(sst)\" access=\"read\"/>\n" \
35 " <property name=\"NextElapseUSecRealtime\" type=\"t\" access=\"read\"/>\n" \
36 " <property name=\"NextElapseUSecMonotonic\" type=\"t\" access=\"read\"/>\n" \
37 " <property name=\"Result\" type=\"s\" access=\"read\"/>\n" \
40 #define INTROSPECTION \
41 DBUS_INTROSPECT_1_0_XML_DOCTYPE_DECL_NODE \
45 BUS_PROPERTIES_INTERFACE \
47 BUS_INTROSPECTABLE_INTERFACE \
50 #define INTERFACES_LIST \
51 BUS_UNIT_INTERFACES_LIST \
52 "org.freedesktop.systemd1.Timer\0"
54 const char bus_timer_interface[] = BUS_TIMER_INTERFACE;
56 const char bus_timer_invalidating_properties[] =
59 "NextElapseUSecRealtime\0"
60 "NextElapseUSecMonotonic\0"
63 static int bus_timer_append_monotonic_timers(DBusMessageIter *i, const char *property, void *data) {
65 DBusMessageIter sub, sub2;
72 if (!dbus_message_iter_open_container(i, DBUS_TYPE_ARRAY, "(stt)", &sub))
75 LIST_FOREACH(value, k, p->values) {
76 _cleanup_free_ char *buf = NULL;
81 if (k->base == TIMER_CALENDAR)
84 t = timer_base_to_string(k->base);
85 assert(endswith(t, "Sec"));
94 memcpy(buf+l-3, "USec", 5);
96 b = dbus_message_iter_open_container(&sub, DBUS_TYPE_STRUCT, NULL, &sub2) &&
97 dbus_message_iter_append_basic(&sub2, DBUS_TYPE_STRING, &buf) &&
98 dbus_message_iter_append_basic(&sub2, DBUS_TYPE_UINT64, &k->value) &&
99 dbus_message_iter_append_basic(&sub2, DBUS_TYPE_UINT64, &k->next_elapse) &&
100 dbus_message_iter_close_container(&sub, &sub2);
106 if (!dbus_message_iter_close_container(i, &sub))
112 static int bus_timer_append_calendar_timers(DBusMessageIter *i, const char *property, void *data) {
114 DBusMessageIter sub, sub2;
121 if (!dbus_message_iter_open_container(i, DBUS_TYPE_ARRAY, "(sst)", &sub))
124 LIST_FOREACH(value, k, p->values) {
125 _cleanup_free_ char *buf = NULL;
130 if (k->base != TIMER_CALENDAR)
133 t = timer_base_to_string(k->base);
134 j = calendar_spec_to_string(k->calendar_spec, &buf);
138 b = dbus_message_iter_open_container(&sub, DBUS_TYPE_STRUCT, NULL, &sub2) &&
139 dbus_message_iter_append_basic(&sub2, DBUS_TYPE_STRING, &t) &&
140 dbus_message_iter_append_basic(&sub2, DBUS_TYPE_STRING, &buf) &&
141 dbus_message_iter_append_basic(&sub2, DBUS_TYPE_UINT64, &k->next_elapse) &&
142 dbus_message_iter_close_container(&sub, &sub2);
148 if (!dbus_message_iter_close_container(i, &sub))
154 static int bus_timer_append_unit(DBusMessageIter *i, const char *property, void *data) {
155 Unit *u = data, *trigger;
162 trigger = UNIT_TRIGGER(u);
163 t = trigger ? trigger->id : "";
165 return dbus_message_iter_append_basic(i, DBUS_TYPE_STRING, &t) ? 0 : -ENOMEM;
168 static DEFINE_BUS_PROPERTY_APPEND_ENUM(bus_timer_append_timer_result, timer_result, TimerResult);
170 static const BusProperty bus_timer_properties[] = {
171 { "Unit", bus_timer_append_unit, "s", 0 },
172 { "TimersMonotonic", bus_timer_append_monotonic_timers, "a(stt)", 0 },
173 { "TimersCalendar", bus_timer_append_calendar_timers, "a(sst)", 0 },
174 { "NextElapseUSecMonotonic", bus_property_append_usec, "t", offsetof(Timer, next_elapse_monotonic) },
175 { "NextElapseUSecRealtime", bus_property_append_usec, "t", offsetof(Timer, next_elapse_realtime) },
176 { "Result", bus_timer_append_timer_result, "s", offsetof(Timer, result) },
180 DBusHandlerResult bus_timer_message_handler(Unit *u, DBusConnection *c, DBusMessage *message) {
182 const BusBoundProperties bps[] = {
183 { "org.freedesktop.systemd1.Unit", bus_unit_properties, u },
184 { "org.freedesktop.systemd1.Timer", bus_timer_properties, t },
188 SELINUX_UNIT_ACCESS_CHECK(u, c, message, "status");
190 return bus_default_message_handler(c, message, INTROSPECTION, INTERFACES_LIST, bps);