]>
Commit | Line | Data |
---|---|---|
d6c9574f | 1 | /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ |
4139c1b2 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 | |
4139c1b2 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. |
4139c1b2 | 17 | |
5430f7f2 | 18 | You should have received a copy of the GNU Lesser General Public License |
4139c1b2 LP |
19 | along with systemd; If not, see <http://www.gnu.org/licenses/>. |
20 | ***/ | |
21 | ||
4e85aff4 LP |
22 | #include <errno.h> |
23 | ||
4139c1b2 | 24 | #include "dbus-unit.h" |
4139c1b2 | 25 | #include "dbus-execute.h" |
4ad49000 LP |
26 | #include "dbus-kill.h" |
27 | #include "dbus-cgroup.h" | |
bfebab7f | 28 | #include "dbus-common.h" |
cad45ba1 | 29 | #include "selinux-access.h" |
4ad49000 | 30 | #include "dbus-mount.h" |
4139c1b2 | 31 | |
4288f619 LP |
32 | #define BUS_MOUNT_INTERFACE \ |
33 | " <interface name=\"org.freedesktop.systemd1.Mount\">\n" \ | |
34 | " <property name=\"Where\" type=\"s\" access=\"read\"/>\n" \ | |
35 | " <property name=\"What\" type=\"s\" access=\"read\"/>\n" \ | |
36 | " <property name=\"Options\" type=\"s\" access=\"read\"/>\n" \ | |
37 | " <property name=\"Type\" type=\"s\" access=\"read\"/>\n" \ | |
38 | " <property name=\"TimeoutUSec\" type=\"t\" access=\"read\"/>\n" \ | |
fe68089d LP |
39 | BUS_EXEC_COMMAND_INTERFACE("ExecMount") \ |
40 | BUS_EXEC_COMMAND_INTERFACE("ExecUnmount") \ | |
41 | BUS_EXEC_COMMAND_INTERFACE("ExecRemount") \ | |
4288f619 | 42 | BUS_EXEC_CONTEXT_INTERFACE \ |
4819ff03 | 43 | BUS_KILL_CONTEXT_INTERFACE \ |
4288f619 | 44 | " <property name=\"ControlPID\" type=\"u\" access=\"read\"/>\n" \ |
5bd07073 | 45 | " <property name=\"DirectoryMode\" type=\"u\" access=\"read\"/>\n" \ |
9d2f5178 | 46 | " <property name=\"Result\" type=\"s\" access=\"read\"/>\n" \ |
4288f619 LP |
47 | " </interface>\n" |
48 | ||
49 | #define INTROSPECTION \ | |
50 | DBUS_INTROSPECT_1_0_XML_DOCTYPE_DECL_NODE \ | |
51 | "<node>\n" \ | |
52 | BUS_UNIT_INTERFACE \ | |
53 | BUS_MOUNT_INTERFACE \ | |
54 | BUS_PROPERTIES_INTERFACE \ | |
c4e2ceae | 55 | BUS_PEER_INTERFACE \ |
4288f619 LP |
56 | BUS_INTROSPECTABLE_INTERFACE \ |
57 | "</node>\n" | |
58 | ||
05feefe0 LP |
59 | #define INTERFACES_LIST \ |
60 | BUS_UNIT_INTERFACES_LIST \ | |
61 | "org.freedesktop.systemd1.Mount\0" | |
62 | ||
9a60da28 | 63 | const char bus_mount_interface[] _introspect_("Mount") = BUS_MOUNT_INTERFACE; |
4139c1b2 | 64 | |
c4e2ceae LP |
65 | const char bus_mount_invalidating_properties[] = |
66 | "What\0" | |
67 | "Options\0" | |
68 | "Type\0" | |
69 | "ExecMount\0" | |
70 | "ExecUnmount\0" | |
71 | "ExecRemount\0" | |
9d2f5178 LP |
72 | "ControlPID\0" |
73 | "Result\0"; | |
c4e2ceae | 74 | |
bfebab7f | 75 | static int bus_mount_append_what(DBusMessageIter *i, const char *property, void *data) { |
4e85aff4 LP |
76 | Mount *m = data; |
77 | const char *d; | |
78 | ||
4e85aff4 LP |
79 | assert(i); |
80 | assert(property); | |
81 | assert(m); | |
82 | ||
83 | if (m->from_proc_self_mountinfo && m->parameters_proc_self_mountinfo.what) | |
84 | d = m->parameters_proc_self_mountinfo.what; | |
85 | else if (m->from_fragment && m->parameters_fragment.what) | |
86 | d = m->parameters_fragment.what; | |
4e85aff4 LP |
87 | else |
88 | d = ""; | |
89 | ||
90 | if (!dbus_message_iter_append_basic(i, DBUS_TYPE_STRING, &d)) | |
91 | return -ENOMEM; | |
92 | ||
93 | return 0; | |
94 | } | |
95 | ||
bfebab7f | 96 | static int bus_mount_append_options(DBusMessageIter *i, const char *property, void *data) { |
4e85aff4 LP |
97 | Mount *m = data; |
98 | const char *d; | |
99 | ||
4e85aff4 LP |
100 | assert(i); |
101 | assert(property); | |
102 | assert(m); | |
103 | ||
104 | if (m->from_proc_self_mountinfo && m->parameters_proc_self_mountinfo.options) | |
105 | d = m->parameters_proc_self_mountinfo.options; | |
106 | else if (m->from_fragment && m->parameters_fragment.options) | |
107 | d = m->parameters_fragment.options; | |
4e85aff4 LP |
108 | else |
109 | d = ""; | |
110 | ||
111 | if (!dbus_message_iter_append_basic(i, DBUS_TYPE_STRING, &d)) | |
112 | return -ENOMEM; | |
113 | ||
114 | return 0; | |
115 | } | |
116 | ||
bfebab7f | 117 | static int bus_mount_append_type(DBusMessageIter *i, const char *property, void *data) { |
4e85aff4 LP |
118 | Mount *m = data; |
119 | const char *d; | |
120 | ||
4e85aff4 LP |
121 | assert(i); |
122 | assert(property); | |
123 | assert(m); | |
124 | ||
125 | if (m->from_proc_self_mountinfo && m->parameters_proc_self_mountinfo.fstype) | |
126 | d = m->parameters_proc_self_mountinfo.fstype; | |
127 | else if (m->from_fragment && m->parameters_fragment.fstype) | |
128 | d = m->parameters_fragment.fstype; | |
4e85aff4 LP |
129 | else |
130 | d = ""; | |
131 | ||
132 | if (!dbus_message_iter_append_basic(i, DBUS_TYPE_STRING, &d)) | |
133 | return -ENOMEM; | |
134 | ||
135 | return 0; | |
136 | } | |
137 | ||
9d2f5178 LP |
138 | static DEFINE_BUS_PROPERTY_APPEND_ENUM(bus_mount_append_mount_result, mount_result, MountResult); |
139 | ||
d200735e MS |
140 | static const BusProperty bus_mount_properties[] = { |
141 | { "Where", bus_property_append_string, "s", offsetof(Mount, where), true }, | |
142 | { "What", bus_mount_append_what, "s", 0 }, | |
143 | { "Options", bus_mount_append_options, "s", 0 }, | |
144 | { "Type", bus_mount_append_type, "s", 0 }, | |
145 | { "TimeoutUSec", bus_property_append_usec, "t", offsetof(Mount, timeout_usec) }, | |
146 | BUS_EXEC_COMMAND_PROPERTY("ExecMount", offsetof(Mount, exec_command[MOUNT_EXEC_MOUNT]), false), | |
147 | BUS_EXEC_COMMAND_PROPERTY("ExecUnmount", offsetof(Mount, exec_command[MOUNT_EXEC_UNMOUNT]), false), | |
148 | BUS_EXEC_COMMAND_PROPERTY("ExecRemount", offsetof(Mount, exec_command[MOUNT_EXEC_REMOUNT]), false), | |
149 | { "ControlPID", bus_property_append_pid, "u", offsetof(Mount, control_pid) }, | |
150 | { "DirectoryMode", bus_property_append_mode, "u", offsetof(Mount, directory_mode) }, | |
9d2f5178 | 151 | { "Result", bus_mount_append_mount_result, "s", offsetof(Mount, result) }, |
d200735e MS |
152 | { NULL, } |
153 | }; | |
154 | ||
5e8d1c9a | 155 | DBusHandlerResult bus_mount_message_handler(Unit *u, DBusConnection *c, DBusMessage *message) { |
ac155bb8 | 156 | Mount *m = MOUNT(u); |
d200735e MS |
157 | |
158 | const BusBoundProperties bps[] = { | |
4ad49000 LP |
159 | { "org.freedesktop.systemd1.Unit", bus_unit_properties, u }, |
160 | { "org.freedesktop.systemd1.Mount", bus_mount_properties, m }, | |
161 | { "org.freedesktop.systemd1.Mount", bus_exec_context_properties, &m->exec_context }, | |
162 | { "org.freedesktop.systemd1.Mount", bus_kill_context_properties, &m->kill_context }, | |
163 | { "org.freedesktop.systemd1.Mount", bus_cgroup_context_properties, &m->cgroup_context }, | |
d200735e | 164 | { NULL, } |
4139c1b2 LP |
165 | }; |
166 | ||
cad45ba1 LP |
167 | SELINUX_UNIT_ACCESS_CHECK(u, c, message, "status"); |
168 | ||
d200735e | 169 | return bus_default_message_handler(c, message, INTROSPECTION, INTERFACES_LIST, bps ); |
4139c1b2 | 170 | } |
74c964d3 LP |
171 | |
172 | int bus_mount_set_property( | |
173 | Unit *u, | |
174 | const char *name, | |
175 | DBusMessageIter *i, | |
176 | UnitSetPropertiesMode mode, | |
177 | DBusError *error) { | |
178 | ||
179 | Mount *m = MOUNT(u); | |
180 | int r; | |
181 | ||
182 | assert(name); | |
183 | assert(u); | |
184 | assert(i); | |
185 | ||
186 | r = bus_cgroup_set_property(u, &m->cgroup_context, name, i, mode, error); | |
187 | if (r != 0) | |
188 | return r; | |
189 | ||
190 | return 0; | |
191 | } | |
192 | ||
193 | int bus_mount_commit_properties(Unit *u) { | |
194 | assert(u); | |
195 | ||
196 | unit_realize_cgroup(u); | |
197 | return 0; | |
198 | } |