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