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