1 /* SPDX-License-Identifier: LGPL-2.1-or-later */
2
3 #include "alloc-util.h"
4 #include "bus-get-properties.h"
5 #include "dbus-cgroup.h"
6 #include "dbus-execute.h"
7 #include "dbus-kill.h"
8 #include "dbus-socket.h"
9 #include "dbus-util.h"
10 #include "fd-util.h"
11 #include "ip-protocol-list.h"
12 #include "parse-util.h"
13 #include "path-util.h"
14 #include "socket.h"
15 #include "socket-netlink.h"
16 #include "socket-util.h"
17 #include "string-util.h"
18 #include "unit.h"
19
20 static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_result, socket_result, SocketResult);
21 static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_bind_ipv6_only, socket_address_bind_ipv6_only, SocketAddressBindIPv6Only);
22 static BUS_DEFINE_PROPERTY_GET(property_get_fdname, "s", Socket, socket_fdname);
23 static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_timestamping, socket_timestamping, SocketTimestamping);
24
property_get_listen(sd_bus * bus,const char * path,const char * interface,const char * property,sd_bus_message * reply,void * userdata,sd_bus_error * error)25 static int property_get_listen(
26 sd_bus *bus,
27 const char *path,
28 const char *interface,
29 const char *property,
30 sd_bus_message *reply,
31 void *userdata,
32 sd_bus_error *error) {
33
34 Socket *s = SOCKET(userdata);
35 int r;
36
37 assert(bus);
38 assert(reply);
39 assert(s);
40
41 r = sd_bus_message_open_container(reply, 'a', "(ss)");
42 if (r < 0)
43 return r;
44
45 LIST_FOREACH(port, p, s->ports) {
46 _cleanup_free_ char *address = NULL;
47 const char *a;
48
49 switch (p->type) {
50 case SOCKET_SOCKET: {
51 r = socket_address_print(&p->address, &address);
52 if (r)
53 return r;
54
55 a = address;
56 break;
57 }
58
59 case SOCKET_SPECIAL:
60 case SOCKET_MQUEUE:
61 case SOCKET_FIFO:
62 case SOCKET_USB_FUNCTION:
63 a = p->path;
64 break;
65
66 default:
67 assert_not_reached();
68 }
69
70 r = sd_bus_message_append(reply, "(ss)", socket_port_type_to_string(p), a);
71 if (r < 0)
72 return r;
73 }
74
75 return sd_bus_message_close_container(reply);
76 }
77
78 const sd_bus_vtable bus_socket_vtable[] = {
79 SD_BUS_VTABLE_START(0),
80 SD_BUS_PROPERTY("BindIPv6Only", "s", property_get_bind_ipv6_only, offsetof(Socket, bind_ipv6_only), SD_BUS_VTABLE_PROPERTY_CONST),
81 SD_BUS_PROPERTY("Backlog", "u", bus_property_get_unsigned, offsetof(Socket, backlog), SD_BUS_VTABLE_PROPERTY_CONST),
82 SD_BUS_PROPERTY("TimeoutUSec", "t", bus_property_get_usec, offsetof(Socket, timeout_usec), SD_BUS_VTABLE_PROPERTY_CONST),
83 SD_BUS_PROPERTY("BindToDevice", "s", NULL, offsetof(Socket, bind_to_device), SD_BUS_VTABLE_PROPERTY_CONST),
84 SD_BUS_PROPERTY("SocketUser", "s", NULL, offsetof(Socket, user), SD_BUS_VTABLE_PROPERTY_CONST),
85 SD_BUS_PROPERTY("SocketGroup", "s", NULL, offsetof(Socket, group), SD_BUS_VTABLE_PROPERTY_CONST),
86 SD_BUS_PROPERTY("SocketMode", "u", bus_property_get_mode, offsetof(Socket, socket_mode), SD_BUS_VTABLE_PROPERTY_CONST),
87 SD_BUS_PROPERTY("DirectoryMode", "u", bus_property_get_mode, offsetof(Socket, directory_mode), SD_BUS_VTABLE_PROPERTY_CONST),
88 SD_BUS_PROPERTY("Accept", "b", bus_property_get_bool, offsetof(Socket, accept), SD_BUS_VTABLE_PROPERTY_CONST),
89 SD_BUS_PROPERTY("FlushPending", "b", bus_property_get_bool, offsetof(Socket, flush_pending), SD_BUS_VTABLE_PROPERTY_CONST),
90 SD_BUS_PROPERTY("Writable", "b", bus_property_get_bool, offsetof(Socket, writable), SD_BUS_VTABLE_PROPERTY_CONST),
91 SD_BUS_PROPERTY("KeepAlive", "b", bus_property_get_bool, offsetof(Socket, keep_alive), SD_BUS_VTABLE_PROPERTY_CONST),
92 SD_BUS_PROPERTY("KeepAliveTimeUSec", "t", bus_property_get_usec, offsetof(Socket, keep_alive_time), SD_BUS_VTABLE_PROPERTY_CONST),
93 SD_BUS_PROPERTY("KeepAliveIntervalUSec", "t", bus_property_get_usec, offsetof(Socket, keep_alive_interval), SD_BUS_VTABLE_PROPERTY_CONST),
94 SD_BUS_PROPERTY("KeepAliveProbes", "u", bus_property_get_unsigned, offsetof(Socket, keep_alive_cnt), SD_BUS_VTABLE_PROPERTY_CONST),
95 SD_BUS_PROPERTY("DeferAcceptUSec" , "t", bus_property_get_usec, offsetof(Socket, defer_accept), SD_BUS_VTABLE_PROPERTY_CONST),
96 SD_BUS_PROPERTY("NoDelay", "b", bus_property_get_bool, offsetof(Socket, no_delay), SD_BUS_VTABLE_PROPERTY_CONST),
97 SD_BUS_PROPERTY("Priority", "i", bus_property_get_int, offsetof(Socket, priority), SD_BUS_VTABLE_PROPERTY_CONST),
98 SD_BUS_PROPERTY("ReceiveBuffer", "t", bus_property_get_size, offsetof(Socket, receive_buffer), SD_BUS_VTABLE_PROPERTY_CONST),
99 SD_BUS_PROPERTY("SendBuffer", "t", bus_property_get_size, offsetof(Socket, send_buffer), SD_BUS_VTABLE_PROPERTY_CONST),
100 SD_BUS_PROPERTY("IPTOS", "i", bus_property_get_int, offsetof(Socket, ip_tos), SD_BUS_VTABLE_PROPERTY_CONST),
101 SD_BUS_PROPERTY("IPTTL", "i", bus_property_get_int, offsetof(Socket, ip_ttl), SD_BUS_VTABLE_PROPERTY_CONST),
102 SD_BUS_PROPERTY("PipeSize", "t", bus_property_get_size, offsetof(Socket, pipe_size), SD_BUS_VTABLE_PROPERTY_CONST),
103 SD_BUS_PROPERTY("FreeBind", "b", bus_property_get_bool, offsetof(Socket, free_bind), SD_BUS_VTABLE_PROPERTY_CONST),
104 SD_BUS_PROPERTY("Transparent", "b", bus_property_get_bool, offsetof(Socket, transparent), SD_BUS_VTABLE_PROPERTY_CONST),
105 SD_BUS_PROPERTY("Broadcast", "b", bus_property_get_bool, offsetof(Socket, broadcast), SD_BUS_VTABLE_PROPERTY_CONST),
106 SD_BUS_PROPERTY("PassCredentials", "b", bus_property_get_bool, offsetof(Socket, pass_cred), SD_BUS_VTABLE_PROPERTY_CONST),
107 SD_BUS_PROPERTY("PassSecurity", "b", bus_property_get_bool, offsetof(Socket, pass_sec), SD_BUS_VTABLE_PROPERTY_CONST),
108 SD_BUS_PROPERTY("PassPacketInfo", "b", bus_property_get_bool, offsetof(Socket, pass_pktinfo), SD_BUS_VTABLE_PROPERTY_CONST),
109 SD_BUS_PROPERTY("Timestamping", "s", property_get_timestamping, offsetof(Socket, timestamping), SD_BUS_VTABLE_PROPERTY_CONST),
110 SD_BUS_PROPERTY("RemoveOnStop", "b", bus_property_get_bool, offsetof(Socket, remove_on_stop), SD_BUS_VTABLE_PROPERTY_CONST),
111 SD_BUS_PROPERTY("Listen", "a(ss)", property_get_listen, 0, SD_BUS_VTABLE_PROPERTY_CONST),
112 SD_BUS_PROPERTY("Symlinks", "as", NULL, offsetof(Socket, symlinks), SD_BUS_VTABLE_PROPERTY_CONST),
113 SD_BUS_PROPERTY("Mark", "i", bus_property_get_int, offsetof(Socket, mark), SD_BUS_VTABLE_PROPERTY_CONST),
114 SD_BUS_PROPERTY("MaxConnections", "u", bus_property_get_unsigned, offsetof(Socket, max_connections), SD_BUS_VTABLE_PROPERTY_CONST),
115 SD_BUS_PROPERTY("MaxConnectionsPerSource", "u", bus_property_get_unsigned, offsetof(Socket, max_connections_per_source), SD_BUS_VTABLE_PROPERTY_CONST),
116 SD_BUS_PROPERTY("MessageQueueMaxMessages", "x", bus_property_get_long, offsetof(Socket, mq_maxmsg), SD_BUS_VTABLE_PROPERTY_CONST),
117 SD_BUS_PROPERTY("MessageQueueMessageSize", "x", bus_property_get_long, offsetof(Socket, mq_msgsize), SD_BUS_VTABLE_PROPERTY_CONST),
118 SD_BUS_PROPERTY("TCPCongestion", "s", NULL, offsetof(Socket, tcp_congestion), SD_BUS_VTABLE_PROPERTY_CONST),
119 SD_BUS_PROPERTY("ReusePort", "b", bus_property_get_bool, offsetof(Socket, reuse_port), SD_BUS_VTABLE_PROPERTY_CONST),
120 SD_BUS_PROPERTY("SmackLabel", "s", NULL, offsetof(Socket, smack), SD_BUS_VTABLE_PROPERTY_CONST),
121 SD_BUS_PROPERTY("SmackLabelIPIn", "s", NULL, offsetof(Socket, smack_ip_in), SD_BUS_VTABLE_PROPERTY_CONST),
122 SD_BUS_PROPERTY("SmackLabelIPOut", "s", NULL, offsetof(Socket, smack_ip_out), SD_BUS_VTABLE_PROPERTY_CONST),
123 SD_BUS_PROPERTY("ControlPID", "u", bus_property_get_pid, offsetof(Socket, control_pid), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE),
124 SD_BUS_PROPERTY("Result", "s", property_get_result, offsetof(Socket, result), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE),
125 SD_BUS_PROPERTY("NConnections", "u", bus_property_get_unsigned, offsetof(Socket, n_connections), 0),
126 SD_BUS_PROPERTY("NAccepted", "u", bus_property_get_unsigned, offsetof(Socket, n_accepted), 0),
127 SD_BUS_PROPERTY("NRefused", "u", bus_property_get_unsigned, offsetof(Socket, n_refused), 0),
128 SD_BUS_PROPERTY("FileDescriptorName", "s", property_get_fdname, 0, 0),
129 SD_BUS_PROPERTY("SocketProtocol", "i", bus_property_get_int, offsetof(Socket, socket_protocol), SD_BUS_VTABLE_PROPERTY_CONST),
130 SD_BUS_PROPERTY("TriggerLimitIntervalUSec", "t", bus_property_get_usec, offsetof(Socket, trigger_limit.interval), SD_BUS_VTABLE_PROPERTY_CONST),
131 SD_BUS_PROPERTY("TriggerLimitBurst", "u", bus_property_get_unsigned, offsetof(Socket, trigger_limit.burst), SD_BUS_VTABLE_PROPERTY_CONST),
132 SD_BUS_PROPERTY("UID", "u", bus_property_get_uid, offsetof(Unit, ref_uid), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE),
133 SD_BUS_PROPERTY("GID", "u", bus_property_get_gid, offsetof(Unit, ref_gid), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE),
134 BUS_EXEC_COMMAND_LIST_VTABLE("ExecStartPre", offsetof(Socket, exec_command[SOCKET_EXEC_START_PRE]), SD_BUS_VTABLE_PROPERTY_EMITS_INVALIDATION),
135 BUS_EXEC_COMMAND_LIST_VTABLE("ExecStartPost", offsetof(Socket, exec_command[SOCKET_EXEC_START_POST]), SD_BUS_VTABLE_PROPERTY_EMITS_INVALIDATION),
136 BUS_EXEC_COMMAND_LIST_VTABLE("ExecStopPre", offsetof(Socket, exec_command[SOCKET_EXEC_STOP_PRE]), SD_BUS_VTABLE_PROPERTY_EMITS_INVALIDATION),
137 BUS_EXEC_COMMAND_LIST_VTABLE("ExecStopPost", offsetof(Socket, exec_command[SOCKET_EXEC_STOP_POST]), SD_BUS_VTABLE_PROPERTY_EMITS_INVALIDATION),
138 SD_BUS_VTABLE_END
139 };
140
check_size_t_truncation(uint64_t t)141 static bool check_size_t_truncation(uint64_t t) {
142 return (size_t) t == t;
143 }
144
socket_protocol_to_string(int32_t i)145 static const char* socket_protocol_to_string(int32_t i) {
146 if (i == IPPROTO_IP)
147 return "";
148
149 if (!IN_SET(i, IPPROTO_UDPLITE, IPPROTO_SCTP))
150 return NULL;
151
152 return ip_protocol_to_name(i);
153 }
154
155 static BUS_DEFINE_SET_TRANSIENT(int, "i", int32_t, int, "%" PRIi32);
156 static BUS_DEFINE_SET_TRANSIENT(message_queue, "x", int64_t, long, "%" PRIi64);
157 static BUS_DEFINE_SET_TRANSIENT_IS_VALID(size_t_check_truncation, "t", uint64_t, size_t, "%" PRIu64, check_size_t_truncation);
158 static BUS_DEFINE_SET_TRANSIENT_PARSE(bind_ipv6_only, SocketAddressBindIPv6Only, socket_address_bind_ipv6_only_or_bool_from_string);
159 static BUS_DEFINE_SET_TRANSIENT_STRING_WITH_CHECK(fdname, fdname_is_valid);
160 static BUS_DEFINE_SET_TRANSIENT_STRING_WITH_CHECK(ifname, ifname_valid);
161 static BUS_DEFINE_SET_TRANSIENT_TO_STRING_ALLOC(ip_tos, "i", int32_t, int, "%" PRIi32, ip_tos_to_string_alloc);
162 static BUS_DEFINE_SET_TRANSIENT_TO_STRING(socket_protocol, "i", int32_t, int, "%" PRIi32, socket_protocol_to_string);
163 static BUS_DEFINE_SET_TRANSIENT_PARSE(socket_timestamping, SocketTimestamping, socket_timestamping_from_string_harder);
164
bus_socket_set_transient_property(Socket * s,const char * name,sd_bus_message * message,UnitWriteFlags flags,sd_bus_error * error)165 static int bus_socket_set_transient_property(
166 Socket *s,
167 const char *name,
168 sd_bus_message *message,
169 UnitWriteFlags flags,
170 sd_bus_error *error) {
171
172 SocketExecCommand ci;
173 Unit *u = UNIT(s);
174 int r;
175
176 assert(s);
177 assert(name);
178 assert(message);
179
180 flags |= UNIT_PRIVATE;
181
182 if (streq(name, "Accept"))
183 return bus_set_transient_bool(u, name, &s->accept, message, flags, error);
184
185 if (streq(name, "FlushPending"))
186 return bus_set_transient_bool(u, name, &s->flush_pending, message, flags, error);
187
188 if (streq(name, "Writable"))
189 return bus_set_transient_bool(u, name, &s->writable, message, flags, error);
190
191 if (streq(name, "KeepAlive"))
192 return bus_set_transient_bool(u, name, &s->keep_alive, message, flags, error);
193
194 if (streq(name, "NoDelay"))
195 return bus_set_transient_bool(u, name, &s->no_delay, message, flags, error);
196
197 if (streq(name, "FreeBind"))
198 return bus_set_transient_bool(u, name, &s->free_bind, message, flags, error);
199
200 if (streq(name, "Transparent"))
201 return bus_set_transient_bool(u, name, &s->transparent, message, flags, error);
202
203 if (streq(name, "Broadcast"))
204 return bus_set_transient_bool(u, name, &s->broadcast, message, flags, error);
205
206 if (streq(name, "PassCredentials"))
207 return bus_set_transient_bool(u, name, &s->pass_cred, message, flags, error);
208
209 if (streq(name, "PassSecurity"))
210 return bus_set_transient_bool(u, name, &s->pass_sec, message, flags, error);
211
212 if (streq(name, "PassPacketInfo"))
213 return bus_set_transient_bool(u, name, &s->pass_pktinfo, message, flags, error);
214
215 if (streq(name, "Timestamping"))
216 return bus_set_transient_socket_timestamping(u, name, &s->timestamping, message, flags, error);
217
218 if (streq(name, "ReusePort"))
219 return bus_set_transient_bool(u, name, &s->reuse_port, message, flags, error);
220
221 if (streq(name, "RemoveOnStop"))
222 return bus_set_transient_bool(u, name, &s->remove_on_stop, message, flags, error);
223
224 if (streq(name, "SELinuxContextFromNet"))
225 return bus_set_transient_bool(u, name, &s->selinux_context_from_net, message, flags, error);
226
227 if (streq(name, "Priority"))
228 return bus_set_transient_int(u, name, &s->priority, message, flags, error);
229
230 if (streq(name, "IPTTL"))
231 return bus_set_transient_int(u, name, &s->ip_ttl, message, flags, error);
232
233 if (streq(name, "Mark"))
234 return bus_set_transient_int(u, name, &s->mark, message, flags, error);
235
236 if (streq(name, "Backlog"))
237 return bus_set_transient_unsigned(u, name, &s->backlog, message, flags, error);
238
239 if (streq(name, "MaxConnections"))
240 return bus_set_transient_unsigned(u, name, &s->max_connections, message, flags, error);
241
242 if (streq(name, "MaxConnectionsPerSource"))
243 return bus_set_transient_unsigned(u, name, &s->max_connections_per_source, message, flags, error);
244
245 if (streq(name, "KeepAliveProbes"))
246 return bus_set_transient_unsigned(u, name, &s->keep_alive_cnt, message, flags, error);
247
248 if (streq(name, "TriggerLimitBurst"))
249 return bus_set_transient_unsigned(u, name, &s->trigger_limit.burst, message, flags, error);
250
251 if (streq(name, "SocketMode"))
252 return bus_set_transient_mode_t(u, name, &s->socket_mode, message, flags, error);
253
254 if (streq(name, "DirectoryMode"))
255 return bus_set_transient_mode_t(u, name, &s->directory_mode, message, flags, error);
256
257 if (streq(name, "MessageQueueMaxMessages"))
258 return bus_set_transient_message_queue(u, name, &s->mq_maxmsg, message, flags, error);
259
260 if (streq(name, "MessageQueueMessageSize"))
261 return bus_set_transient_message_queue(u, name, &s->mq_msgsize, message, flags, error);
262
263 if (streq(name, "TimeoutUSec"))
264 return bus_set_transient_usec_fix_0(u, name, &s->timeout_usec, message, flags, error);
265
266 if (streq(name, "KeepAliveTimeUSec"))
267 return bus_set_transient_usec(u, name, &s->keep_alive_time, message, flags, error);
268
269 if (streq(name, "KeepAliveIntervalUSec"))
270 return bus_set_transient_usec(u, name, &s->keep_alive_interval, message, flags, error);
271
272 if (streq(name, "DeferAcceptUSec"))
273 return bus_set_transient_usec(u, name, &s->defer_accept, message, flags, error);
274
275 if (streq(name, "TriggerLimitIntervalUSec"))
276 return bus_set_transient_usec(u, name, &s->trigger_limit.interval, message, flags, error);
277
278 if (streq(name, "SmackLabel"))
279 return bus_set_transient_string(u, name, &s->smack, message, flags, error);
280
281 if (streq(name, "SmackLabelIPin"))
282 return bus_set_transient_string(u, name, &s->smack_ip_in, message, flags, error);
283
284 if (streq(name, "SmackLabelIPOut"))
285 return bus_set_transient_string(u, name, &s->smack_ip_out, message, flags, error);
286
287 if (streq(name, "TCPCongestion"))
288 return bus_set_transient_string(u, name, &s->tcp_congestion, message, flags, error);
289
290 if (streq(name, "FileDescriptorName"))
291 return bus_set_transient_fdname(u, name, &s->fdname, message, flags, error);
292
293 if (streq(name, "SocketUser"))
294 return bus_set_transient_user_relaxed(u, name, &s->user, message, flags, error);
295
296 if (streq(name, "SocketGroup"))
297 return bus_set_transient_user_relaxed(u, name, &s->group, message, flags, error);
298
299 if (streq(name, "BindIPv6Only"))
300 return bus_set_transient_bind_ipv6_only(u, name, &s->bind_ipv6_only, message, flags, error);
301
302 if (streq(name, "ReceiveBuffer"))
303 return bus_set_transient_size_t_check_truncation(u, name, &s->receive_buffer, message, flags, error);
304
305 if (streq(name, "SendBuffer"))
306 return bus_set_transient_size_t_check_truncation(u, name, &s->send_buffer, message, flags, error);
307
308 if (streq(name, "PipeSize"))
309 return bus_set_transient_size_t_check_truncation(u, name, &s->pipe_size, message, flags, error);
310
311 if (streq(name, "BindToDevice"))
312 return bus_set_transient_ifname(u, name, &s->bind_to_device, message, flags, error);
313
314 if (streq(name, "IPTOS"))
315 return bus_set_transient_ip_tos(u, name, &s->ip_tos, message, flags, error);
316
317 if (streq(name, "SocketProtocol"))
318 return bus_set_transient_socket_protocol(u, name, &s->socket_protocol, message, flags, error);
319
320 ci = socket_exec_command_from_string(name);
321 if (ci >= 0)
322 return bus_set_transient_exec_command(u, name,
323 &s->exec_command[ci],
324 message, flags, error);
325
326 if (streq(name, "Symlinks")) {
327 _cleanup_strv_free_ char **l = NULL;
328
329 r = sd_bus_message_read_strv(message, &l);
330 if (r < 0)
331 return r;
332
333 STRV_FOREACH(p, l)
334 if (!path_is_absolute(*p))
335 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Symlink path is not absolute: %s", *p);
336
337 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
338 if (strv_isempty(l)) {
339 s->symlinks = strv_free(s->symlinks);
340 unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS, name, "%s=", name);
341 } else {
342 _cleanup_free_ char *joined = NULL;
343
344 r = strv_extend_strv(&s->symlinks, l, true);
345 if (r < 0)
346 return -ENOMEM;
347
348 joined = strv_join(l, " ");
349 if (!joined)
350 return -ENOMEM;
351
352 unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS, name, "%s=%s", name, joined);
353 }
354 }
355
356 return 1;
357
358 } else if (streq(name, "Listen")) {
359 const char *t, *a;
360 bool empty = true;
361
362 r = sd_bus_message_enter_container(message, 'a', "(ss)");
363 if (r < 0)
364 return r;
365
366 while ((r = sd_bus_message_read(message, "(ss)", &t, &a)) > 0) {
367 _cleanup_free_ SocketPort *p = NULL;
368
369 p = new(SocketPort, 1);
370 if (!p)
371 return log_oom();
372
373 *p = (SocketPort) {
374 .fd = -1,
375 .socket = s,
376 };
377
378 p->type = socket_port_type_from_string(t);
379 if (p->type < 0)
380 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Unknown Socket type: %s", t);
381
382 if (p->type != SOCKET_SOCKET) {
383 if (!path_is_valid(a))
384 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid socket path: %s", a);
385
386 p->path = strdup(a);
387 if (!p->path)
388 return log_oom();
389
390 path_simplify(p->path);
391
392 } else if (streq(t, "Netlink")) {
393 r = socket_address_parse_netlink(&p->address, a);
394 if (r < 0)
395 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid netlink address: %s", a);
396
397 } else {
398 r = socket_address_parse(&p->address, a);
399 if (r < 0)
400 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid address: %s", a);
401
402 p->address.type = socket_address_type_from_string(t);
403 if (p->address.type < 0)
404 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid address type: %s", t);
405
406 if (socket_address_family(&p->address) != AF_UNIX && p->address.type == SOCK_SEQPACKET)
407 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Address family not supported: %s", a);
408 }
409
410 empty = false;
411
412 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
413 LIST_APPEND(port, s->ports, TAKE_PTR(p));
414 unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS, name, "Listen%s=%s", t, a);
415 }
416 }
417 if (r < 0)
418 return r;
419
420 r = sd_bus_message_exit_container(message);
421 if (r < 0)
422 return r;
423
424 if (!UNIT_WRITE_FLAGS_NOOP(flags) && empty) {
425 socket_free_ports(s);
426 unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS, name, "ListenStream=");
427 }
428
429 return 1;
430 }
431
432 return 0;
433 }
434
bus_socket_set_property(Unit * u,const char * name,sd_bus_message * message,UnitWriteFlags flags,sd_bus_error * error)435 int bus_socket_set_property(
436 Unit *u,
437 const char *name,
438 sd_bus_message *message,
439 UnitWriteFlags flags,
440 sd_bus_error *error) {
441
442 Socket *s = SOCKET(u);
443 int r;
444
445 assert(s);
446 assert(name);
447 assert(message);
448
449 assert(s);
450 assert(name);
451 assert(message);
452
453 r = bus_cgroup_set_property(u, &s->cgroup_context, name, message, flags, error);
454 if (r != 0)
455 return r;
456
457 if (u->transient && u->load_state == UNIT_STUB) {
458 /* This is a transient unit, let's load a little more */
459
460 r = bus_socket_set_transient_property(s, name, message, flags, error);
461 if (r != 0)
462 return r;
463
464 r = bus_exec_context_set_transient_property(u, &s->exec_context, name, message, flags, error);
465 if (r != 0)
466 return r;
467
468 r = bus_kill_context_set_transient_property(u, &s->kill_context, name, message, flags, error);
469 if (r != 0)
470 return r;
471 }
472
473 return 0;
474 }
475
bus_socket_commit_properties(Unit * u)476 int bus_socket_commit_properties(Unit *u) {
477 assert(u);
478
479 unit_realize_cgroup(u);
480
481 return 0;
482 }
483