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-execute.h"
26 #include "dbus-kill.h"
27 #include "dbus-cgroup.h"
28 #include "dbus-common.h"
29 #include "selinux-access.h"
30 #include "dbus-mount.h"
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" \
39 BUS_UNIT_CGROUP_INTERFACE \
40 BUS_EXEC_COMMAND_INTERFACE("ExecMount") \
41 BUS_EXEC_COMMAND_INTERFACE("ExecUnmount") \
42 BUS_EXEC_COMMAND_INTERFACE("ExecRemount") \
43 BUS_EXEC_CONTEXT_INTERFACE \
44 BUS_KILL_CONTEXT_INTERFACE \
45 BUS_CGROUP_CONTEXT_INTERFACE \
46 " <property name=\"ControlPID\" type=\"u\" access=\"read\"/>\n" \
47 " <property name=\"DirectoryMode\" type=\"u\" access=\"read\"/>\n" \
48 " <property name=\"Result\" type=\"s\" access=\"read\"/>\n" \
51 #define INTROSPECTION \
52 DBUS_INTROSPECT_1_0_XML_DOCTYPE_DECL_NODE \
56 BUS_PROPERTIES_INTERFACE \
58 BUS_INTROSPECTABLE_INTERFACE \
61 #define INTERFACES_LIST \
62 BUS_UNIT_INTERFACES_LIST \
63 "org.freedesktop.systemd1.Mount\0"
65 const char bus_mount_interface[] _introspect_("Mount") = BUS_MOUNT_INTERFACE;
67 const char bus_mount_invalidating_properties[] =
77 static int bus_mount_append_what(DBusMessageIter *i, const char *property, void *data) {
85 if (m->from_proc_self_mountinfo && m->parameters_proc_self_mountinfo.what)
86 d = m->parameters_proc_self_mountinfo.what;
87 else if (m->from_fragment && m->parameters_fragment.what)
88 d = m->parameters_fragment.what;
92 if (!dbus_message_iter_append_basic(i, DBUS_TYPE_STRING, &d))
98 static int bus_mount_append_options(DBusMessageIter *i, const char *property, void *data) {
106 if (m->from_proc_self_mountinfo && m->parameters_proc_self_mountinfo.options)
107 d = m->parameters_proc_self_mountinfo.options;
108 else if (m->from_fragment && m->parameters_fragment.options)
109 d = m->parameters_fragment.options;
113 if (!dbus_message_iter_append_basic(i, DBUS_TYPE_STRING, &d))
119 static int bus_mount_append_type(DBusMessageIter *i, const char *property, void *data) {
127 if (m->from_proc_self_mountinfo && m->parameters_proc_self_mountinfo.fstype)
128 d = m->parameters_proc_self_mountinfo.fstype;
129 else if (m->from_fragment && m->parameters_fragment.fstype)
130 d = m->parameters_fragment.fstype;
134 if (!dbus_message_iter_append_basic(i, DBUS_TYPE_STRING, &d))
140 static DEFINE_BUS_PROPERTY_APPEND_ENUM(bus_mount_append_mount_result, mount_result, MountResult);
142 static const BusProperty bus_mount_properties[] = {
143 { "Where", bus_property_append_string, "s", offsetof(Mount, where), true },
144 { "What", bus_mount_append_what, "s", 0 },
145 { "Options", bus_mount_append_options, "s", 0 },
146 { "Type", bus_mount_append_type, "s", 0 },
147 { "TimeoutUSec", bus_property_append_usec, "t", offsetof(Mount, timeout_usec) },
148 BUS_EXEC_COMMAND_PROPERTY("ExecMount", offsetof(Mount, exec_command[MOUNT_EXEC_MOUNT]), false),
149 BUS_EXEC_COMMAND_PROPERTY("ExecUnmount", offsetof(Mount, exec_command[MOUNT_EXEC_UNMOUNT]), false),
150 BUS_EXEC_COMMAND_PROPERTY("ExecRemount", offsetof(Mount, exec_command[MOUNT_EXEC_REMOUNT]), false),
151 { "ControlPID", bus_property_append_pid, "u", offsetof(Mount, control_pid) },
152 { "DirectoryMode", bus_property_append_mode, "u", offsetof(Mount, directory_mode) },
153 { "Result", bus_mount_append_mount_result, "s", offsetof(Mount, result) },
157 DBusHandlerResult bus_mount_message_handler(Unit *u, DBusConnection *c, DBusMessage *message) {
160 const BusBoundProperties bps[] = {
161 { "org.freedesktop.systemd1.Unit", bus_unit_properties, u },
162 { "org.freedesktop.systemd1.Mount", bus_unit_cgroup_properties, u },
163 { "org.freedesktop.systemd1.Mount", bus_mount_properties, m },
164 { "org.freedesktop.systemd1.Mount", bus_exec_context_properties, &m->exec_context },
165 { "org.freedesktop.systemd1.Mount", bus_kill_context_properties, &m->kill_context },
166 { "org.freedesktop.systemd1.Mount", bus_cgroup_context_properties, &m->cgroup_context },
170 SELINUX_UNIT_ACCESS_CHECK(u, c, message, "status");
172 return bus_default_message_handler(c, message, INTROSPECTION, INTERFACES_LIST, bps );
175 int bus_mount_set_property(
179 UnitSetPropertiesMode mode,
189 r = bus_cgroup_set_property(u, &m->cgroup_context, name, i, mode, error);
196 int bus_mount_commit_properties(Unit *u) {
199 unit_realize_cgroup(u);