summaryrefslogtreecommitdiff
path: root/src/libcore/dbus-kill.c
blob: 0f54c6b84b4c383d6e017bf60654bad354f73c97 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
/***
  This file is part of systemd.

  Copyright 2012 Lennart Poettering

  systemd is free software; you can redistribute it and/or modify it
  under the terms of the GNU Lesser General Public License as published by
  the Free Software Foundation; either version 2.1 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
  Lesser General Public License for more details.

  You should have received a copy of the GNU Lesser General Public License
  along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/

#include "bus-util.h"
#include "dbus-kill.h"
#include "kill.h"
#include "signal-util.h"

static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_kill_mode, kill_mode, KillMode);

const sd_bus_vtable bus_kill_vtable[] = {
        SD_BUS_VTABLE_START(0),
        SD_BUS_PROPERTY("KillMode", "s", property_get_kill_mode, offsetof(KillContext, kill_mode), SD_BUS_VTABLE_PROPERTY_CONST),
        SD_BUS_PROPERTY("KillSignal", "i", bus_property_get_int, offsetof(KillContext, kill_signal), SD_BUS_VTABLE_PROPERTY_CONST),
        SD_BUS_PROPERTY("SendSIGKILL", "b", bus_property_get_bool, offsetof(KillContext, send_sigkill), SD_BUS_VTABLE_PROPERTY_CONST),
        SD_BUS_PROPERTY("SendSIGHUP", "b", bus_property_get_bool,  offsetof(KillContext, send_sighup), SD_BUS_VTABLE_PROPERTY_CONST),
        SD_BUS_VTABLE_END
};

int bus_kill_context_set_transient_property(
                Unit *u,
                KillContext *c,
                const char *name,
                sd_bus_message *message,
                UnitSetPropertiesMode mode,
                sd_bus_error *error) {

        int r;

        assert(u);
        assert(c);
        assert(name);
        assert(message);

        if (streq(name, "KillMode")) {
                const char *m;
                KillMode k;

                r = sd_bus_message_read(message, "s", &m);
                if (r < 0)
                        return r;

                k = kill_mode_from_string(m);
                if (k < 0)
                        return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Kill mode '%s' not known.", m);

                if (mode != UNIT_CHECK) {
                        c->kill_mode = k;

                        unit_write_drop_in_private_format(u, mode, name, "KillMode=%s\n", kill_mode_to_string(k));
                }

                return 1;

        } else if (streq(name, "KillSignal")) {
                int sig;

                r = sd_bus_message_read(message, "i", &sig);
                if (r < 0)
                        return r;

                if (!SIGNAL_VALID(sig))
                        return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Signal %i out of range", sig);

                if (mode != UNIT_CHECK) {
                        c->kill_signal = sig;

                        unit_write_drop_in_private_format(u, mode, name, "KillSignal=%s\n", signal_to_string(sig));
                }

                return 1;

        } else if (streq(name, "SendSIGHUP")) {
                int b;

                r = sd_bus_message_read(message, "b", &b);
                if (r < 0)
                        return r;

                if (mode != UNIT_CHECK) {
                        c->send_sighup = b;

                        unit_write_drop_in_private_format(u, mode, name, "SendSIGHUP=%s\n", yes_no(b));
                }

                return 1;

        } else if (streq(name, "SendSIGKILL")) {
                int b;

                r = sd_bus_message_read(message, "b", &b);
                if (r < 0)
                        return r;

                if (mode != UNIT_CHECK) {
                        c->send_sigkill = b;

                        unit_write_drop_in_private_format(u, mode, name, "SendSIGKILL=%s\n", yes_no(b));
                }

                return 1;

        }

        return 0;
}