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Drop the text argument from assert_not_reached()
[thirdparty/systemd.git] / src / core / dbus-socket.c
CommitLineData
db9ecf05 1/* SPDX-License-Identifier: LGPL-2.1-or-later */
4139c1b2 2
b5efdb8a 3#include "alloc-util.h"
40af3d02 4#include "bus-get-properties.h"
4ad49000 5#include "dbus-cgroup.h"
07630cea 6#include "dbus-execute.h"
9c0320e7 7#include "dbus-kill.h"
b5efdb8a 8#include "dbus-socket.h"
8c3fd5eb 9#include "dbus-util.h"
9c0320e7 10#include "fd-util.h"
da96ad5a 11#include "ip-protocol-list.h"
9c0320e7
YW		 12#include "parse-util.h"
13#include "path-util.h"
07630cea 14#include "socket.h"
5c3fa98d 15#include "socket-netlink.h"
9c0320e7 16#include "socket-util.h"
07630cea
LP		 17#include "string-util.h"
18#include "unit.h"
718db961
LP		 19
20static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_result, socket_result, SocketResult);
21static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_bind_ipv6_only, socket_address_bind_ipv6_only, SocketAddressBindIPv6Only);
a54f28bc 22static BUS_DEFINE_PROPERTY_GET(property_get_fdname, "s", Socket, socket_fdname);
9b191525 23static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_timestamping, socket_timestamping, SocketTimestamping);
718db961
LP		 24
25static 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,
ebcf1f97
LP		 31 void *userdata,
32 sd_bus_error *error) {
4139c1b2 33
718db961 34 Socket *s = SOCKET(userdata);
67419600 35 SocketPort *p;
718db961 36 int r;
67419600 37
718db961
LP		 38 assert(bus);
39 assert(reply);
67419600
OS		 40 assert(s);
41
718db961
LP		 42 r = sd_bus_message_open_container(reply, 'a', "(ss)");
43 if (r < 0)
44 return r;
67419600
OS		 45
46 LIST_FOREACH(port, p, s->ports) {
7fd1b19b 47 _cleanup_free_ char *address = NULL;
67419600
OS		 48 const char *a;
49
67419600
OS		 50 switch (p->type) {
51 case SOCKET_SOCKET: {
67419600 52 r = socket_address_print(&p->address, &address);
718db961 53 if (r)
67419600 54 return r;
718db961 55
67419600
OS		 56 a = address;
57 break;
58 }
59
60 case SOCKET_SPECIAL:
61 case SOCKET_MQUEUE:
62 case SOCKET_FIFO:
60252446 63 case SOCKET_USB_FUNCTION:
67419600
OS		 64 a = p->path;
65 break;
66
67 default:
04499a70 68 assert_not_reached();
67419600
OS		 69 }
70
718db961
LP		 71 r = sd_bus_message_append(reply, "(ss)", socket_port_type_to_string(p), a);
72 if (r < 0)
73 return r;
67419600
OS		 74 }
75
718db961 76 return sd_bus_message_close_container(reply);
67419600
OS		 77}
78
718db961
LP		 79const sd_bus_vtable bus_socket_vtable[] = {
80 SD_BUS_VTABLE_START(0),
556089dc
LP		 81 SD_BUS_PROPERTY("BindIPv6Only", "s", property_get_bind_ipv6_only, offsetof(Socket, bind_ipv6_only), SD_BUS_VTABLE_PROPERTY_CONST),
82 SD_BUS_PROPERTY("Backlog", "u", bus_property_get_unsigned, offsetof(Socket, backlog), SD_BUS_VTABLE_PROPERTY_CONST),
83 SD_BUS_PROPERTY("TimeoutUSec", "t", bus_property_get_usec, offsetof(Socket, timeout_usec), SD_BUS_VTABLE_PROPERTY_CONST),
556089dc 84 SD_BUS_PROPERTY("BindToDevice", "s", NULL, offsetof(Socket, bind_to_device), SD_BUS_VTABLE_PROPERTY_CONST),
3900e5fd
LP		 85 SD_BUS_PROPERTY("SocketUser", "s", NULL, offsetof(Socket, user), SD_BUS_VTABLE_PROPERTY_CONST),
86 SD_BUS_PROPERTY("SocketGroup", "s", NULL, offsetof(Socket, group), SD_BUS_VTABLE_PROPERTY_CONST),
556089dc 87 SD_BUS_PROPERTY("SocketMode", "u", bus_property_get_mode, offsetof(Socket, socket_mode), SD_BUS_VTABLE_PROPERTY_CONST),
3900e5fd 88 SD_BUS_PROPERTY("DirectoryMode", "u", bus_property_get_mode, offsetof(Socket, directory_mode), SD_BUS_VTABLE_PROPERTY_CONST),
556089dc 89 SD_BUS_PROPERTY("Accept", "b", bus_property_get_bool, offsetof(Socket, accept), SD_BUS_VTABLE_PROPERTY_CONST),
3e5f04bf 90 SD_BUS_PROPERTY("FlushPending", "b", bus_property_get_bool, offsetof(Socket, flush_pending), SD_BUS_VTABLE_PROPERTY_CONST),
55301ec0 91 SD_BUS_PROPERTY("Writable", "b", bus_property_get_bool, offsetof(Socket, writable), SD_BUS_VTABLE_PROPERTY_CONST),
556089dc 92 SD_BUS_PROPERTY("KeepAlive", "b", bus_property_get_bool, offsetof(Socket, keep_alive), SD_BUS_VTABLE_PROPERTY_CONST),
3cd761e4
LP		 93 SD_BUS_PROPERTY("KeepAliveTimeUSec", "t", bus_property_get_usec, offsetof(Socket, keep_alive_time), SD_BUS_VTABLE_PROPERTY_CONST),
94 SD_BUS_PROPERTY("KeepAliveIntervalUSec", "t", bus_property_get_usec, offsetof(Socket, keep_alive_interval), SD_BUS_VTABLE_PROPERTY_CONST),
209e9dcd 95 SD_BUS_PROPERTY("KeepAliveProbes", "u", bus_property_get_unsigned, offsetof(Socket, keep_alive_cnt), SD_BUS_VTABLE_PROPERTY_CONST),
3cd761e4 96 SD_BUS_PROPERTY("DeferAcceptUSec" , "t", bus_property_get_usec, offsetof(Socket, defer_accept), SD_BUS_VTABLE_PROPERTY_CONST),
fd062cd4 97 SD_BUS_PROPERTY("NoDelay", "b", bus_property_get_bool, offsetof(Socket, no_delay), SD_BUS_VTABLE_PROPERTY_CONST),
556089dc
LP		 98 SD_BUS_PROPERTY("Priority", "i", bus_property_get_int, offsetof(Socket, priority), SD_BUS_VTABLE_PROPERTY_CONST),
99 SD_BUS_PROPERTY("ReceiveBuffer", "t", bus_property_get_size, offsetof(Socket, receive_buffer), SD_BUS_VTABLE_PROPERTY_CONST),
100 SD_BUS_PROPERTY("SendBuffer", "t", bus_property_get_size, offsetof(Socket, send_buffer), SD_BUS_VTABLE_PROPERTY_CONST),
101 SD_BUS_PROPERTY("IPTOS", "i", bus_property_get_int, offsetof(Socket, ip_tos), SD_BUS_VTABLE_PROPERTY_CONST),
102 SD_BUS_PROPERTY("IPTTL", "i", bus_property_get_int, offsetof(Socket, ip_ttl), SD_BUS_VTABLE_PROPERTY_CONST),
103 SD_BUS_PROPERTY("PipeSize", "t", bus_property_get_size, offsetof(Socket, pipe_size), SD_BUS_VTABLE_PROPERTY_CONST),
104 SD_BUS_PROPERTY("FreeBind", "b", bus_property_get_bool, offsetof(Socket, free_bind), SD_BUS_VTABLE_PROPERTY_CONST),
105 SD_BUS_PROPERTY("Transparent", "b", bus_property_get_bool, offsetof(Socket, transparent), SD_BUS_VTABLE_PROPERTY_CONST),
106 SD_BUS_PROPERTY("Broadcast", "b", bus_property_get_bool, offsetof(Socket, broadcast), SD_BUS_VTABLE_PROPERTY_CONST),
107 SD_BUS_PROPERTY("PassCredentials", "b", bus_property_get_bool, offsetof(Socket, pass_cred), SD_BUS_VTABLE_PROPERTY_CONST),
108 SD_BUS_PROPERTY("PassSecurity", "b", bus_property_get_bool, offsetof(Socket, pass_sec), SD_BUS_VTABLE_PROPERTY_CONST),
a3d19f5d 109 SD_BUS_PROPERTY("PassPacketInfo", "b", bus_property_get_bool, offsetof(Socket, pass_pktinfo), SD_BUS_VTABLE_PROPERTY_CONST),
9b191525 110 SD_BUS_PROPERTY("Timestamping", "s", property_get_timestamping, offsetof(Socket, timestamping), SD_BUS_VTABLE_PROPERTY_CONST),
bd1fe7c7 111 SD_BUS_PROPERTY("RemoveOnStop", "b", bus_property_get_bool, offsetof(Socket, remove_on_stop), SD_BUS_VTABLE_PROPERTY_CONST),
556089dc 112 SD_BUS_PROPERTY("Listen", "a(ss)", property_get_listen, 0, SD_BUS_VTABLE_PROPERTY_CONST),
811ba7a0 113 SD_BUS_PROPERTY("Symlinks", "as", NULL, offsetof(Socket, symlinks), SD_BUS_VTABLE_PROPERTY_CONST),
556089dc
LP		 114 SD_BUS_PROPERTY("Mark", "i", bus_property_get_int, offsetof(Socket, mark), SD_BUS_VTABLE_PROPERTY_CONST),
115 SD_BUS_PROPERTY("MaxConnections", "u", bus_property_get_unsigned, offsetof(Socket, max_connections), SD_BUS_VTABLE_PROPERTY_CONST),
9d565427 116 SD_BUS_PROPERTY("MaxConnectionsPerSource", "u", bus_property_get_unsigned, offsetof(Socket, max_connections_per_source), SD_BUS_VTABLE_PROPERTY_CONST),
556089dc
LP		 117 SD_BUS_PROPERTY("MessageQueueMaxMessages", "x", bus_property_get_long, offsetof(Socket, mq_maxmsg), SD_BUS_VTABLE_PROPERTY_CONST),
118 SD_BUS_PROPERTY("MessageQueueMessageSize", "x", bus_property_get_long, offsetof(Socket, mq_msgsize), SD_BUS_VTABLE_PROPERTY_CONST),
9c0320e7 119 SD_BUS_PROPERTY("TCPCongestion", "s", NULL, offsetof(Socket, tcp_congestion), SD_BUS_VTABLE_PROPERTY_CONST),
556089dc
LP		 120 SD_BUS_PROPERTY("ReusePort", "b", bus_property_get_bool, offsetof(Socket, reuse_port), SD_BUS_VTABLE_PROPERTY_CONST),
121 SD_BUS_PROPERTY("SmackLabel", "s", NULL, offsetof(Socket, smack), SD_BUS_VTABLE_PROPERTY_CONST),
122 SD_BUS_PROPERTY("SmackLabelIPIn", "s", NULL, offsetof(Socket, smack_ip_in), SD_BUS_VTABLE_PROPERTY_CONST),
123 SD_BUS_PROPERTY("SmackLabelIPOut", "s", NULL, offsetof(Socket, smack_ip_out), SD_BUS_VTABLE_PROPERTY_CONST),
aec8de63
LP		 124 SD_BUS_PROPERTY("ControlPID", "u", bus_property_get_pid, offsetof(Socket, control_pid), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE),
125 SD_BUS_PROPERTY("Result", "s", property_get_result, offsetof(Socket, result), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE),
126 SD_BUS_PROPERTY("NConnections", "u", bus_property_get_unsigned, offsetof(Socket, n_connections), 0),
127 SD_BUS_PROPERTY("NAccepted", "u", bus_property_get_unsigned, offsetof(Socket, n_accepted), 0),
a98f7575 128 SD_BUS_PROPERTY("NRefused", "u", bus_property_get_unsigned, offsetof(Socket, n_refused), 0),
8dd4c05b 129 SD_BUS_PROPERTY("FileDescriptorName", "s", property_get_fdname, 0, 0),
faf1cc93 130 SD_BUS_PROPERTY("SocketProtocol", "i", bus_property_get_int, offsetof(Socket, socket_protocol), SD_BUS_VTABLE_PROPERTY_CONST),
5d105c4a 131 SD_BUS_PROPERTY("TriggerLimitIntervalUSec", "t", bus_property_get_usec, offsetof(Socket, trigger_limit.interval), SD_BUS_VTABLE_PROPERTY_CONST),
8b26cdbd 132 SD_BUS_PROPERTY("TriggerLimitBurst", "u", bus_property_get_unsigned, offsetof(Socket, trigger_limit.burst), SD_BUS_VTABLE_PROPERTY_CONST),
05156503
YW		 133 SD_BUS_PROPERTY("UID", "u", bus_property_get_uid, offsetof(Unit, ref_uid), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE),
134 SD_BUS_PROPERTY("GID", "u", bus_property_get_gid, offsetof(Unit, ref_gid), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE),
556089dc
LP		 135 BUS_EXEC_COMMAND_LIST_VTABLE("ExecStartPre", offsetof(Socket, exec_command[SOCKET_EXEC_START_PRE]), SD_BUS_VTABLE_PROPERTY_EMITS_INVALIDATION),
136 BUS_EXEC_COMMAND_LIST_VTABLE("ExecStartPost", offsetof(Socket, exec_command[SOCKET_EXEC_START_POST]), SD_BUS_VTABLE_PROPERTY_EMITS_INVALIDATION),
137 BUS_EXEC_COMMAND_LIST_VTABLE("ExecStopPre", offsetof(Socket, exec_command[SOCKET_EXEC_STOP_PRE]), SD_BUS_VTABLE_PROPERTY_EMITS_INVALIDATION),
138 BUS_EXEC_COMMAND_LIST_VTABLE("ExecStopPost", offsetof(Socket, exec_command[SOCKET_EXEC_STOP_POST]), SD_BUS_VTABLE_PROPERTY_EMITS_INVALIDATION),
718db961 139 SD_BUS_VTABLE_END
d200735e
MS		 140};
141
a1e92eee 142static bool check_size_t_truncation(uint64_t t) {
8c3fd5eb
YW		 143 return (size_t) t == t;
144}
145
a1e92eee 146static const char* socket_protocol_to_string(int32_t i) {
00463fbf
YW		 147 if (i == IPPROTO_IP)
148 return "";
149
8c3fd5eb
YW		 150 if (!IN_SET(i, IPPROTO_UDPLITE, IPPROTO_SCTP))
151 return NULL;
152
da96ad5a 153 return ip_protocol_to_name(i);
8c3fd5eb
YW		 154}
155
156static BUS_DEFINE_SET_TRANSIENT(int, "i", int32_t, int, "%" PRIi32);
157static BUS_DEFINE_SET_TRANSIENT(message_queue, "x", int64_t, long, "%" PRIi64);
158static BUS_DEFINE_SET_TRANSIENT_IS_VALID(size_t_check_truncation, "t", uint64_t, size_t, "%" PRIu64, check_size_t_truncation);
b54e98ef 159static BUS_DEFINE_SET_TRANSIENT_PARSE(bind_ipv6_only, SocketAddressBindIPv6Only, socket_address_bind_ipv6_only_or_bool_from_string);
8c3fd5eb
YW		 160static BUS_DEFINE_SET_TRANSIENT_STRING_WITH_CHECK(fdname, fdname_is_valid);
161static BUS_DEFINE_SET_TRANSIENT_STRING_WITH_CHECK(ifname, ifname_valid);
162static BUS_DEFINE_SET_TRANSIENT_TO_STRING_ALLOC(ip_tos, "i", int32_t, int, "%" PRIi32, ip_tos_to_string_alloc);
da96ad5a 163static BUS_DEFINE_SET_TRANSIENT_TO_STRING(socket_protocol, "i", int32_t, int, "%" PRIi32, socket_protocol_to_string);
9b191525 164static BUS_DEFINE_SET_TRANSIENT_PARSE(socket_timestamping, SocketTimestamping, socket_timestamping_from_string_harder);
8c3fd5eb 165
9c0320e7
YW		 166static int bus_socket_set_transient_property(
167 Socket *s,
168 const char *name,
169 sd_bus_message *message,
170 UnitWriteFlags flags,
171 sd_bus_error *error) {
172
173 SocketExecCommand ci;
174 Unit *u = UNIT(s);
175 int r;
176
177 assert(s);
178 assert(name);
179 assert(message);
180
181 flags |= UNIT_PRIVATE;
182
8c3fd5eb
YW		 183 if (streq(name, "Accept"))
184 return bus_set_transient_bool(u, name, &s->accept, message, flags, error);
9c0320e7 185
3e5f04bf
RM		 186 if (streq(name, "FlushPending"))
187 return bus_set_transient_bool(u, name, &s->flush_pending, message, flags, error);
188
8c3fd5eb
YW		 189 if (streq(name, "Writable"))
190 return bus_set_transient_bool(u, name, &s->writable, message, flags, error);
9c0320e7 191
8c3fd5eb
YW		 192 if (streq(name, "KeepAlive"))
193 return bus_set_transient_bool(u, name, &s->keep_alive, message, flags, error);
9c0320e7 194
8c3fd5eb
YW		 195 if (streq(name, "NoDelay"))
196 return bus_set_transient_bool(u, name, &s->no_delay, message, flags, error);
9c0320e7 197
8c3fd5eb
YW		 198 if (streq(name, "FreeBind"))
199 return bus_set_transient_bool(u, name, &s->free_bind, message, flags, error);
9c0320e7 200
8c3fd5eb
YW		 201 if (streq(name, "Transparent"))
202 return bus_set_transient_bool(u, name, &s->transparent, message, flags, error);
9c0320e7 203
8c3fd5eb
YW		 204 if (streq(name, "Broadcast"))
205 return bus_set_transient_bool(u, name, &s->broadcast, message, flags, error);
9c0320e7 206
8c3fd5eb
YW		 207 if (streq(name, "PassCredentials"))
208 return bus_set_transient_bool(u, name, &s->pass_cred, message, flags, error);
9c0320e7 209
8c3fd5eb
YW		 210 if (streq(name, "PassSecurity"))
211 return bus_set_transient_bool(u, name, &s->pass_sec, message, flags, error);
9c0320e7 212
a3d19f5d
LP		 213 if (streq(name, "PassPacketInfo"))
214 return bus_set_transient_bool(u, name, &s->pass_pktinfo, message, flags, error);
9b191525
LP		 215
216 if (streq(name, "Timestamping"))
217 return bus_set_transient_socket_timestamping(u, name, &s->timestamping, message, flags, error);
a3d19f5d 218
8c3fd5eb
YW		 219 if (streq(name, "ReusePort"))
220 return bus_set_transient_bool(u, name, &s->reuse_port, message, flags, error);
9c0320e7 221
8c3fd5eb
YW		 222 if (streq(name, "RemoveOnStop"))
223 return bus_set_transient_bool(u, name, &s->remove_on_stop, message, flags, error);
9c0320e7 224
8c3fd5eb
YW		 225 if (streq(name, "SELinuxContextFromNet"))
226 return bus_set_transient_bool(u, name, &s->selinux_context_from_net, message, flags, error);
9c0320e7 227
8c3fd5eb
YW		 228 if (streq(name, "Priority"))
229 return bus_set_transient_int(u, name, &s->priority, message, flags, error);
9c0320e7 230
8c3fd5eb
YW		 231 if (streq(name, "IPTTL"))
232 return bus_set_transient_int(u, name, &s->ip_ttl, message, flags, error);
9c0320e7 233
8c3fd5eb
YW		 234 if (streq(name, "Mark"))
235 return bus_set_transient_int(u, name, &s->mark, message, flags, error);
9c0320e7 236
8c3fd5eb
YW		 237 if (streq(name, "Backlog"))
238 return bus_set_transient_unsigned(u, name, &s->backlog, message, flags, error);
9c0320e7 239
8c3fd5eb
YW		 240 if (streq(name, "MaxConnections"))
241 return bus_set_transient_unsigned(u, name, &s->max_connections, message, flags, error);
e045e325 242
8c3fd5eb
YW		 243 if (streq(name, "MaxConnectionsPerSource"))
244 return bus_set_transient_unsigned(u, name, &s->max_connections_per_source, message, flags, error);
9c0320e7 245
8c3fd5eb
YW		 246 if (streq(name, "KeepAliveProbes"))
247 return bus_set_transient_unsigned(u, name, &s->keep_alive_cnt, message, flags, error);
9c0320e7 248
8c3fd5eb
YW		 249 if (streq(name, "TriggerLimitBurst"))
250 return bus_set_transient_unsigned(u, name, &s->trigger_limit.burst, message, flags, error);
9c0320e7 251
8c3fd5eb
YW		 252 if (streq(name, "SocketMode"))
253 return bus_set_transient_mode_t(u, name, &s->socket_mode, message, flags, error);
9c0320e7 254
8c3fd5eb
YW		 255 if (streq(name, "DirectoryMode"))
256 return bus_set_transient_mode_t(u, name, &s->directory_mode, message, flags, error);
9c0320e7 257
8c3fd5eb
YW		 258 if (streq(name, "MessageQueueMaxMessages"))
259 return bus_set_transient_message_queue(u, name, &s->mq_maxmsg, message, flags, error);
9c0320e7 260
8c3fd5eb
YW		 261 if (streq(name, "MessageQueueMessageSize"))
262 return bus_set_transient_message_queue(u, name, &s->mq_msgsize, message, flags, error);
9c0320e7 263
8c3fd5eb
YW		 264 if (streq(name, "TimeoutUSec"))
265 return bus_set_transient_usec_fix_0(u, name, &s->timeout_usec, message, flags, error);
9c0320e7 266
8c3fd5eb
YW		 267 if (streq(name, "KeepAliveTimeUSec"))
268 return bus_set_transient_usec(u, name, &s->keep_alive_time, message, flags, error);
9c0320e7 269
8c3fd5eb
YW		 270 if (streq(name, "KeepAliveIntervalUSec"))
271 return bus_set_transient_usec(u, name, &s->keep_alive_interval, message, flags, error);
9c0320e7 272
8c3fd5eb
YW		 273 if (streq(name, "DeferAcceptUSec"))
274 return bus_set_transient_usec(u, name, &s->defer_accept, message, flags, error);
9c0320e7 275
8c3fd5eb
YW		 276 if (streq(name, "TriggerLimitIntervalUSec"))
277 return bus_set_transient_usec(u, name, &s->trigger_limit.interval, message, flags, error);
9c0320e7 278
8c3fd5eb
YW		 279 if (streq(name, "SmackLabel"))
280 return bus_set_transient_string(u, name, &s->smack, message, flags, error);
9c0320e7 281
8c3fd5eb
YW		 282 if (streq(name, "SmackLabelIPin"))
283 return bus_set_transient_string(u, name, &s->smack_ip_in, message, flags, error);
9c0320e7 284
8c3fd5eb
YW		 285 if (streq(name, "SmackLabelIPOut"))
286 return bus_set_transient_string(u, name, &s->smack_ip_out, message, flags, error);
9c0320e7 287
8c3fd5eb
YW		 288 if (streq(name, "TCPCongestion"))
289 return bus_set_transient_string(u, name, &s->tcp_congestion, message, flags, error);
9c0320e7 290
8c3fd5eb
YW		 291 if (streq(name, "FileDescriptorName"))
292 return bus_set_transient_fdname(u, name, &s->fdname, message, flags, error);
9c0320e7 293
8c3fd5eb 294 if (streq(name, "SocketUser"))
7a8867ab 295 return bus_set_transient_user_relaxed(u, name, &s->user, message, flags, error);
9c0320e7 296
8c3fd5eb 297 if (streq(name, "SocketGroup"))
7a8867ab 298 return bus_set_transient_user_relaxed(u, name, &s->group, message, flags, error);
9c0320e7 299
8c3fd5eb
YW		 300 if (streq(name, "BindIPv6Only"))
301 return bus_set_transient_bind_ipv6_only(u, name, &s->bind_ipv6_only, message, flags, error);
9c0320e7 302
8c3fd5eb
YW		 303 if (streq(name, "ReceiveBuffer"))
304 return bus_set_transient_size_t_check_truncation(u, name, &s->receive_buffer, message, flags, error);
9c0320e7 305
8c3fd5eb
YW		 306 if (streq(name, "SendBuffer"))
307 return bus_set_transient_size_t_check_truncation(u, name, &s->send_buffer, message, flags, error);
9c0320e7 308
8c3fd5eb
YW		 309 if (streq(name, "PipeSize"))
310 return bus_set_transient_size_t_check_truncation(u, name, &s->pipe_size, message, flags, error);
b48e508d 311
8c3fd5eb
YW		 312 if (streq(name, "BindToDevice"))
313 return bus_set_transient_ifname(u, name, &s->bind_to_device, message, flags, error);
9c0320e7 314
8c3fd5eb
YW		 315 if (streq(name, "IPTOS"))
316 return bus_set_transient_ip_tos(u, name, &s->ip_tos, message, flags, error);
9c0320e7 317
8c3fd5eb
YW		 318 if (streq(name, "SocketProtocol"))
319 return bus_set_transient_socket_protocol(u, name, &s->socket_protocol, message, flags, error);
9c0320e7 320
ed0cb346
FS		 321 ci = socket_exec_command_from_string(name);
322 if (ci >= 0)
323 return bus_set_transient_exec_command(u, name,
324 &s->exec_command[ci],
325 message, flags, error);
326
8c3fd5eb 327 if (streq(name, "Symlinks")) {
9c0320e7
YW		 328 _cleanup_strv_free_ char **l = NULL;
329 char **p;
330
331 r = sd_bus_message_read_strv(message, &l);
332 if (r < 0)
333 return r;
334
335 STRV_FOREACH(p, l) {
9c0320e7
YW		 336 if (!path_is_absolute(*p))
337 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Symlink path is not absolute: %s", *p);
338 }
339
340 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
341 if (strv_isempty(l)) {
342 s->symlinks = strv_free(s->symlinks);
343 unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS, name, "%s=", name);
344 } else {
345 _cleanup_free_ char *joined = NULL;
346
347 r = strv_extend_strv(&s->symlinks, l, true);
348 if (r < 0)
349 return -ENOMEM;
350
351 joined = strv_join(l, " ");
352 if (!joined)
353 return -ENOMEM;
354
355 unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS, name, "%s=%s", name, joined);
356 }
357 }
358
359 return 1;
360
361 } else if (streq(name, "Listen")) {
362 const char *t, *a;
363 bool empty = true;
364
365 r = sd_bus_message_enter_container(message, 'a', "(ss)");
366 if (r < 0)
367 return r;
368
369 while ((r = sd_bus_message_read(message, "(ss)", &t, &a)) > 0) {
370 _cleanup_free_ SocketPort *p = NULL;
371
1f7817f8 372 p = new(SocketPort, 1);
9c0320e7
YW		 373 if (!p)
374 return log_oom();
375
1f7817f8
LP		 376 *p = (SocketPort) {
377 .fd = -1,
378 .socket = s,
379 };
380
e045e325 381 p->type = socket_port_type_from_string(t);
9c0320e7
YW		 382 if (p->type < 0)
383 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Unknown Socket type: %s", t);
384
385 if (p->type != SOCKET_SOCKET) {
aeecab38
ZJS		 386 if (!path_is_valid(a))
387 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid socket path: %s", a);
6e9c4f45 388
9c0320e7 389 p->path = strdup(a);
4ad25546
LP		 390 if (!p->path)
391 return log_oom();
392
4ff361cc 393 path_simplify(p->path);
9c0320e7
YW		 394
395 } else if (streq(t, "Netlink")) {
396 r = socket_address_parse_netlink(&p->address, a);
397 if (r < 0)
398 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid netlink address: %s", a);
399
400 } else {
401 r = socket_address_parse(&p->address, a);
402 if (r < 0)
403 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid address: %s", a);
404
405 p->address.type = socket_address_type_from_string(t);
406 if (p->address.type < 0)
407 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid address type: %s", t);
408
409 if (socket_address_family(&p->address) != AF_LOCAL && p->address.type == SOCK_SEQPACKET)
410 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Address family not supported: %s", a);
411 }
412
9c0320e7
YW		 413 empty = false;
414
415 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
1fe84279 416 LIST_APPEND(port, s->ports, TAKE_PTR(p));
9c0320e7
YW		 417 unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS, name, "Listen%s=%s", t, a);
418 }
419 }
420 if (r < 0)
421 return r;
422
423 r = sd_bus_message_exit_container(message);
424 if (r < 0)
425 return r;
426
427 if (!UNIT_WRITE_FLAGS_NOOP(flags) && empty) {
428 socket_free_ports(s);
429 unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS, name, "ListenStream=");
430 }
431
432 return 1;
8c3fd5eb 433 }
9c0320e7
YW		 434
435 return 0;
436}
437
74c964d3
LP		 438int bus_socket_set_property(
439 Unit *u,
440 const char *name,
718db961 441 sd_bus_message *message,
2e59b241 442 UnitWriteFlags flags,
718db961 443 sd_bus_error *error) {
74c964d3
LP		 444
445 Socket *s = SOCKET(u);
9c0320e7
YW		 446 int r;
447
448 assert(s);
449 assert(name);
450 assert(message);
74c964d3 451
718db961 452 assert(s);
74c964d3 453 assert(name);
718db961 454 assert(message);
74c964d3 455
9c0320e7
YW		 456 r = bus_cgroup_set_property(u, &s->cgroup_context, name, message, flags, error);
457 if (r != 0)
458 return r;
459
460 if (u->transient && u->load_state == UNIT_STUB) {
461 /* This is a transient unit, let's load a little more */
462
463 r = bus_socket_set_transient_property(s, name, message, flags, error);
464 if (r != 0)
465 return r;
466
467 r = bus_exec_context_set_transient_property(u, &s->exec_context, name, message, flags, error);
468 if (r != 0)
469 return r;
470
471 r = bus_kill_context_set_transient_property(u, &s->kill_context, name, message, flags, error);
472 if (r != 0)
473 return r;
474 }
475
476 return 0;
74c964d3
LP		 477}
478
479int bus_socket_commit_properties(Unit *u) {
480 assert(u);
481
482 unit_realize_cgroup(u);
bc432dc7 483
74c964d3
LP		 484 return 0;
485}
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