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d6c9574f | 1 | /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ |
01f78473 LP |
2 | |
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 | |
5430f7f2 LP |
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 | |
01f78473 LP |
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 | |
5430f7f2 | 16 | Lesser General Public License for more details. |
01f78473 | 17 | |
5430f7f2 | 18 | You should have received a copy of the GNU Lesser General Public License |
01f78473 LP |
19 | along with systemd; If not, see <http://www.gnu.org/licenses/>. |
20 | ***/ | |
21 | ||
22 | #include <errno.h> | |
23 | ||
24 | #include "dbus-unit.h" | |
25 | #include "dbus-path.h" | |
26 | #include "dbus-execute.h" | |
bfebab7f | 27 | #include "dbus-common.h" |
cad45ba1 | 28 | #include "selinux-access.h" |
01f78473 | 29 | |
ebf57b80 LP |
30 | #define BUS_PATH_INTERFACE \ |
31 | " <interface name=\"org.freedesktop.systemd1.Path\">\n" \ | |
32 | " <property name=\"Unit\" type=\"s\" access=\"read\"/>\n" \ | |
33 | " <property name=\"Paths\" type=\"a(ss)\" access=\"read\"/>\n" \ | |
0e456f97 LP |
34 | " <property name=\"MakeDirectory\" type=\"b\" access=\"read\"/>\n" \ |
35 | " <property name=\"DirectoryMode\" type=\"u\" access=\"read\"/>\n" \ | |
cd43ca73 | 36 | " <property name=\"Result\" type=\"s\" access=\"read\"/>\n" \ |
ebf57b80 | 37 | " </interface>\n" |
01f78473 LP |
38 | |
39 | #define INTROSPECTION \ | |
40 | DBUS_INTROSPECT_1_0_XML_DOCTYPE_DECL_NODE \ | |
41 | "<node>\n" \ | |
42 | BUS_UNIT_INTERFACE \ | |
ebf57b80 | 43 | BUS_PATH_INTERFACE \ |
01f78473 | 44 | BUS_PROPERTIES_INTERFACE \ |
c4e2ceae | 45 | BUS_PEER_INTERFACE \ |
01f78473 LP |
46 | BUS_INTROSPECTABLE_INTERFACE \ |
47 | "</node>\n" | |
48 | ||
05feefe0 LP |
49 | #define INTERFACES_LIST \ |
50 | BUS_UNIT_INTERFACES_LIST \ | |
51 | "org.freedesktop.systemd1.Path\0" | |
52 | ||
9a60da28 | 53 | const char bus_path_interface[] _introspect_("Path") = BUS_PATH_INTERFACE; |
01f78473 | 54 | |
cd43ca73 LP |
55 | const char bus_path_invalidating_properties[] = |
56 | "Result\0"; | |
57 | ||
bfebab7f | 58 | static int bus_path_append_paths(DBusMessageIter *i, const char *property, void *data) { |
ebf57b80 LP |
59 | Path *p = data; |
60 | DBusMessageIter sub, sub2; | |
61 | PathSpec *k; | |
62 | ||
ebf57b80 LP |
63 | assert(i); |
64 | assert(property); | |
65 | assert(p); | |
66 | ||
67 | if (!dbus_message_iter_open_container(i, DBUS_TYPE_ARRAY, "(ss)", &sub)) | |
68 | return -ENOMEM; | |
69 | ||
70 | LIST_FOREACH(spec, k, p->specs) { | |
71 | const char *t = path_type_to_string(k->type); | |
72 | ||
73 | if (!dbus_message_iter_open_container(&sub, DBUS_TYPE_STRUCT, NULL, &sub2) || | |
74 | !dbus_message_iter_append_basic(&sub2, DBUS_TYPE_STRING, &t) || | |
75 | !dbus_message_iter_append_basic(&sub2, DBUS_TYPE_STRING, &k->path) || | |
76 | !dbus_message_iter_close_container(&sub, &sub2)) | |
77 | return -ENOMEM; | |
78 | } | |
79 | ||
80 | if (!dbus_message_iter_close_container(i, &sub)) | |
81 | return -ENOMEM; | |
82 | ||
83 | return 0; | |
84 | } | |
85 | ||
bfebab7f | 86 | static int bus_path_append_unit(DBusMessageIter *i, const char *property, void *data) { |
3ecaa09b | 87 | Unit *u = data, *trigger; |
b284eabd LP |
88 | const char *t; |
89 | ||
b284eabd LP |
90 | assert(i); |
91 | assert(property); | |
92 | assert(u); | |
93 | ||
3ecaa09b LP |
94 | trigger = UNIT_TRIGGER(u); |
95 | t = trigger ? trigger->id : ""; | |
b284eabd LP |
96 | |
97 | return dbus_message_iter_append_basic(i, DBUS_TYPE_STRING, &t) ? 0 : -ENOMEM; | |
98 | } | |
99 | ||
cd43ca73 LP |
100 | static DEFINE_BUS_PROPERTY_APPEND_ENUM(bus_path_append_path_result, path_result, PathResult); |
101 | ||
d200735e MS |
102 | static const BusProperty bus_path_properties[] = { |
103 | { "Unit", bus_path_append_unit, "s", 0 }, | |
104 | { "Paths", bus_path_append_paths, "a(ss)", 0 }, | |
105 | { "MakeDirectory", bus_property_append_bool, "b", offsetof(Path, make_directory) }, | |
106 | { "DirectoryMode", bus_property_append_mode, "u", offsetof(Path, directory_mode) }, | |
cd43ca73 | 107 | { "Result", bus_path_append_path_result, "s", offsetof(Path, result) }, |
d200735e MS |
108 | { NULL, } |
109 | }; | |
110 | ||
5e8d1c9a | 111 | DBusHandlerResult bus_path_message_handler(Unit *u, DBusConnection *c, DBusMessage *message) { |
ac155bb8 | 112 | Path *p = PATH(u); |
d200735e MS |
113 | const BusBoundProperties bps[] = { |
114 | { "org.freedesktop.systemd1.Unit", bus_unit_properties, u }, | |
115 | { "org.freedesktop.systemd1.Path", bus_path_properties, p }, | |
116 | { NULL, } | |
01f78473 LP |
117 | }; |
118 | ||
cad45ba1 LP |
119 | SELINUX_UNIT_ACCESS_CHECK(u, c, message, "status"); |
120 | ||
d200735e | 121 | return bus_default_message_handler(c, message, INTROSPECTION, INTERFACES_LIST, bps); |
01f78473 | 122 | } |