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-socket.h"
32 #define BUS_SOCKET_INTERFACE \
33 " <interface name=\"org.freedesktop.systemd1.Socket\">\n" \
34 " <property name=\"BindIPv6Only\" type=\"b\" access=\"read\"/>\n" \
35 " <property name=\"Backlog\" type=\"u\" access=\"read\"/>\n" \
36 " <property name=\"TimeoutUSec\" type=\"t\" access=\"read\"/>\n" \
37 BUS_EXEC_COMMAND_INTERFACE("ExecStartPre") \
38 BUS_EXEC_COMMAND_INTERFACE("ExecStartPost") \
39 BUS_EXEC_COMMAND_INTERFACE("ExecStopPre") \
40 BUS_EXEC_COMMAND_INTERFACE("ExecStopPost") \
41 BUS_EXEC_CONTEXT_INTERFACE \
42 BUS_KILL_CONTEXT_INTERFACE \
43 BUS_CGROUP_CONTEXT_INTERFACE \
44 " <property name=\"ControlPID\" type=\"u\" access=\"read\"/>\n" \
45 " <property name=\"BindToDevice\" type=\"s\" access=\"read\"/>\n" \
46 " <property name=\"DirectoryMode\" type=\"u\" access=\"read\"/>\n" \
47 " <property name=\"SocketMode\" type=\"u\" access=\"read\"/>\n" \
48 " <property name=\"Accept\" type=\"b\" access=\"read\"/>\n" \
49 " <property name=\"KeepAlive\" type=\"b\" access=\"read\"/>\n" \
50 " <property name=\"Priority\" type=\"i\" access=\"read\"/>\n" \
51 " <property name=\"ReceiveBuffer\" type=\"t\" access=\"read\"/>\n" \
52 " <property name=\"SendBuffer\" type=\"t\" access=\"read\"/>\n" \
53 " <property name=\"IPTOS\" type=\"i\" access=\"read\"/>\n" \
54 " <property name=\"IPTTL\" type=\"i\" access=\"read\"/>\n" \
55 " <property name=\"PipeSize\" type=\"t\" access=\"read\"/>\n" \
56 " <property name=\"FreeBind\" type=\"b\" access=\"read\"/>\n" \
57 " <property name=\"Transparent\" type=\"b\" access=\"read\"/>\n" \
58 " <property name=\"Broadcast\" type=\"b\" access=\"read\"/>\n" \
59 " <property name=\"PassCredentials\" type=\"b\" access=\"read\"/>\n" \
60 " <property name=\"PassSecurity\" type=\"b\" access=\"read\"/>\n" \
61 " <property name=\"Mark\" type=\"i\" access=\"read\"/>\n" \
62 " <property name=\"MaxConnections\" type=\"u\" access=\"read\"/>\n" \
63 " <property name=\"NAccepted\" type=\"u\" access=\"read\"/>\n" \
64 " <property name=\"NConnections\" type=\"u\" access=\"read\"/>\n" \
65 " <property name=\"MessageQueueMaxMessages\" type=\"x\" access=\"read\"/>\n" \
66 " <property name=\"MessageQueueMessageSize\" type=\"x\" access=\"read\"/>\n" \
67 " <property name=\"Listen\" type=\"a(ss)\" access=\"read\"/>\n" \
68 " <property name=\"Result\" type=\"s\" access=\"read\"/>\n" \
69 " <property name=\"SmackLabel\" type=\"s\" access=\"read\"/>\n" \
70 " <property name=\"SmackLabelIPIn\" type=\"s\" access=\"read\"/>\n" \
71 " <property name=\"SmackLabelIPOut\" type=\"s\" access=\"read\"/>\n" \
74 #define INTROSPECTION \
75 DBUS_INTROSPECT_1_0_XML_DOCTYPE_DECL_NODE \
78 BUS_SOCKET_INTERFACE \
79 BUS_PROPERTIES_INTERFACE \
81 BUS_INTROSPECTABLE_INTERFACE \
84 #define INTERFACES_LIST \
85 BUS_UNIT_INTERFACES_LIST \
86 "org.freedesktop.systemd1.Socket\0"
88 const char bus_socket_interface[] _introspect_("Socket") = BUS_SOCKET_INTERFACE;
90 const char bus_socket_invalidating_properties[] =
100 static DEFINE_BUS_PROPERTY_APPEND_ENUM(bus_socket_append_bind_ipv6_only, socket_address_bind_ipv6_only, SocketAddressBindIPv6Only);
101 static DEFINE_BUS_PROPERTY_APPEND_ENUM(bus_socket_append_socket_result, socket_result, SocketResult);
103 static int bus_socket_append_listen(DBusMessageIter *i, const char *property, void *data) {
105 Socket *s = SOCKET(data);
107 DBusMessageIter array, stru;
113 if (!dbus_message_iter_open_container(i, DBUS_TYPE_ARRAY, "(ss)", &array))
116 LIST_FOREACH(port, p, s->ports) {
117 const char *type = socket_port_type_to_string(p);
118 _cleanup_free_ char *address = NULL;
121 if (!dbus_message_iter_open_container(&array, DBUS_TYPE_STRUCT, NULL, &stru))
124 if (!dbus_message_iter_append_basic(&stru, DBUS_TYPE_STRING, &type))
128 case SOCKET_SOCKET: {
131 r = socket_address_print(&p->address, &address);
133 log_error("socket_address_print failed: %s", strerror(-r));
150 if (!dbus_message_iter_append_basic(&stru, DBUS_TYPE_STRING, &a))
153 if (!dbus_message_iter_close_container(&array, &stru))
157 if (!dbus_message_iter_close_container(i, &array))
163 static const BusProperty bus_socket_properties[] = {
164 { "BindIPv6Only", bus_socket_append_bind_ipv6_only, "s", offsetof(Socket, bind_ipv6_only) },
165 { "Backlog", bus_property_append_unsigned, "u", offsetof(Socket, backlog) },
166 { "TimeoutUSec", bus_property_append_usec, "t", offsetof(Socket, timeout_usec) },
167 BUS_EXEC_COMMAND_PROPERTY("ExecStartPre", offsetof(Socket, exec_command[SOCKET_EXEC_START_PRE]), true ),
168 BUS_EXEC_COMMAND_PROPERTY("ExecStartPost", offsetof(Socket, exec_command[SOCKET_EXEC_START_POST]), true ),
169 BUS_EXEC_COMMAND_PROPERTY("ExecStopPre", offsetof(Socket, exec_command[SOCKET_EXEC_STOP_PRE]), true ),
170 BUS_EXEC_COMMAND_PROPERTY("ExecStopPost", offsetof(Socket, exec_command[SOCKET_EXEC_STOP_POST]), true ),
171 { "ControlPID", bus_property_append_pid, "u", offsetof(Socket, control_pid) },
172 { "BindToDevice", bus_property_append_string, "s", offsetof(Socket, bind_to_device), true },
173 { "DirectoryMode", bus_property_append_mode, "u", offsetof(Socket, directory_mode) },
174 { "SocketMode", bus_property_append_mode, "u", offsetof(Socket, socket_mode) },
175 { "Accept", bus_property_append_bool, "b", offsetof(Socket, accept) },
176 { "KeepAlive", bus_property_append_bool, "b", offsetof(Socket, keep_alive) },
177 { "Priority", bus_property_append_int, "i", offsetof(Socket, priority) },
178 { "ReceiveBuffer", bus_property_append_size, "t", offsetof(Socket, receive_buffer) },
179 { "SendBuffer", bus_property_append_size, "t", offsetof(Socket, send_buffer) },
180 { "IPTOS", bus_property_append_int, "i", offsetof(Socket, ip_tos) },
181 { "IPTTL", bus_property_append_int, "i", offsetof(Socket, ip_ttl) },
182 { "PipeSize", bus_property_append_size, "t", offsetof(Socket, pipe_size) },
183 { "FreeBind", bus_property_append_bool, "b", offsetof(Socket, free_bind) },
184 { "Transparent", bus_property_append_bool, "b", offsetof(Socket, transparent) },
185 { "Broadcast", bus_property_append_bool, "b", offsetof(Socket, broadcast) },
186 { "PassCredentials",bus_property_append_bool, "b", offsetof(Socket, pass_cred) },
187 { "PassSecurity", bus_property_append_bool, "b", offsetof(Socket, pass_sec) },
188 { "Listen", bus_socket_append_listen, "a(ss)", 0, },
189 { "Mark", bus_property_append_int, "i", offsetof(Socket, mark) },
190 { "MaxConnections", bus_property_append_unsigned, "u", offsetof(Socket, max_connections) },
191 { "NConnections", bus_property_append_unsigned, "u", offsetof(Socket, n_connections) },
192 { "NAccepted", bus_property_append_unsigned, "u", offsetof(Socket, n_accepted) },
193 { "MessageQueueMaxMessages", bus_property_append_long, "x", offsetof(Socket, mq_maxmsg) },
194 { "MessageQueueMessageSize", bus_property_append_long, "x", offsetof(Socket, mq_msgsize) },
195 { "Result", bus_socket_append_socket_result, "s", offsetof(Socket, result) },
196 { "SmackLabel", bus_property_append_string, "s", offsetof(Socket, smack), true },
197 { "SmackLabelIPIn", bus_property_append_string, "s", offsetof(Socket, smack_ip_in), true },
198 { "SmackLabelIPOut",bus_property_append_string, "s", offsetof(Socket, smack_ip_out), true },
202 DBusHandlerResult bus_socket_message_handler(Unit *u, DBusConnection *c, DBusMessage *message) {
203 Socket *s = SOCKET(u);
204 const BusBoundProperties bps[] = {
205 { "org.freedesktop.systemd1.Unit", bus_unit_properties, u },
206 { "org.freedesktop.systemd1.Socket", bus_socket_properties, s },
207 { "org.freedesktop.systemd1.Socket", bus_exec_context_properties, &s->exec_context },
208 { "org.freedesktop.systemd1.Socket", bus_kill_context_properties, &s->kill_context },
209 { "org.freedesktop.systemd1.Socket", bus_cgroup_context_properties, &s->cgroup_context },
213 SELINUX_UNIT_ACCESS_CHECK(u, c, message, "status");
215 return bus_default_message_handler(c, message, INTROSPECTION, INTERFACES_LIST, bps);
218 int bus_socket_set_property(
222 UnitSetPropertiesMode mode,
225 Socket *s = SOCKET(u);
232 r = bus_cgroup_set_property(u, &s->cgroup_context, name, i, mode, error);
239 int bus_socket_commit_properties(Unit *u) {
242 unit_realize_cgroup(u);