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socket: pass socket FDs to all ExecXYZ= commands but ExecStartPre=
[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);
718db961 35 int r;
67419600 36
718db961
LP		 37 assert(bus);
38 assert(reply);
67419600
OS		 39 assert(s);
40
718db961
LP		 41 r = sd_bus_message_open_container(reply, 'a', "(ss)");
42 if (r < 0)
43 return r;
67419600
OS		 44
45 LIST_FOREACH(port, p, s->ports) {
7fd1b19b 46 _cleanup_free_ char *address = NULL;
67419600 47
e49b2110
DDM		 48 r = socket_port_to_address(p, &address);
49 if (r < 0)
50 return r;
67419600 51
e49b2110 52 r = sd_bus_message_append(reply, "(ss)", socket_port_type_to_string(p), address);
718db961
LP		 53 if (r < 0)
54 return r;
67419600
OS		 55 }
56
718db961 57 return sd_bus_message_close_container(reply);
67419600
OS		 58}
59
718db961
LP		 60const sd_bus_vtable bus_socket_vtable[] = {
61 SD_BUS_VTABLE_START(0),
556089dc
LP		 62 SD_BUS_PROPERTY("BindIPv6Only", "s", property_get_bind_ipv6_only, offsetof(Socket, bind_ipv6_only), SD_BUS_VTABLE_PROPERTY_CONST),
63 SD_BUS_PROPERTY("Backlog", "u", bus_property_get_unsigned, offsetof(Socket, backlog), SD_BUS_VTABLE_PROPERTY_CONST),
64 SD_BUS_PROPERTY("TimeoutUSec", "t", bus_property_get_usec, offsetof(Socket, timeout_usec), SD_BUS_VTABLE_PROPERTY_CONST),
556089dc 65 SD_BUS_PROPERTY("BindToDevice", "s", NULL, offsetof(Socket, bind_to_device), SD_BUS_VTABLE_PROPERTY_CONST),
3900e5fd
LP		 66 SD_BUS_PROPERTY("SocketUser", "s", NULL, offsetof(Socket, user), SD_BUS_VTABLE_PROPERTY_CONST),
67 SD_BUS_PROPERTY("SocketGroup", "s", NULL, offsetof(Socket, group), SD_BUS_VTABLE_PROPERTY_CONST),
556089dc 68 SD_BUS_PROPERTY("SocketMode", "u", bus_property_get_mode, offsetof(Socket, socket_mode), SD_BUS_VTABLE_PROPERTY_CONST),
3900e5fd 69 SD_BUS_PROPERTY("DirectoryMode", "u", bus_property_get_mode, offsetof(Socket, directory_mode), SD_BUS_VTABLE_PROPERTY_CONST),
556089dc 70 SD_BUS_PROPERTY("Accept", "b", bus_property_get_bool, offsetof(Socket, accept), SD_BUS_VTABLE_PROPERTY_CONST),
3e5f04bf 71 SD_BUS_PROPERTY("FlushPending", "b", bus_property_get_bool, offsetof(Socket, flush_pending), SD_BUS_VTABLE_PROPERTY_CONST),
55301ec0 72 SD_BUS_PROPERTY("Writable", "b", bus_property_get_bool, offsetof(Socket, writable), SD_BUS_VTABLE_PROPERTY_CONST),
556089dc 73 SD_BUS_PROPERTY("KeepAlive", "b", bus_property_get_bool, offsetof(Socket, keep_alive), SD_BUS_VTABLE_PROPERTY_CONST),
3cd761e4
LP		 74 SD_BUS_PROPERTY("KeepAliveTimeUSec", "t", bus_property_get_usec, offsetof(Socket, keep_alive_time), SD_BUS_VTABLE_PROPERTY_CONST),
75 SD_BUS_PROPERTY("KeepAliveIntervalUSec", "t", bus_property_get_usec, offsetof(Socket, keep_alive_interval), SD_BUS_VTABLE_PROPERTY_CONST),
209e9dcd 76 SD_BUS_PROPERTY("KeepAliveProbes", "u", bus_property_get_unsigned, offsetof(Socket, keep_alive_cnt), SD_BUS_VTABLE_PROPERTY_CONST),
3cd761e4 77 SD_BUS_PROPERTY("DeferAcceptUSec" , "t", bus_property_get_usec, offsetof(Socket, defer_accept), SD_BUS_VTABLE_PROPERTY_CONST),
fd062cd4 78 SD_BUS_PROPERTY("NoDelay", "b", bus_property_get_bool, offsetof(Socket, no_delay), SD_BUS_VTABLE_PROPERTY_CONST),
556089dc
LP		 79 SD_BUS_PROPERTY("Priority", "i", bus_property_get_int, offsetof(Socket, priority), SD_BUS_VTABLE_PROPERTY_CONST),
80 SD_BUS_PROPERTY("ReceiveBuffer", "t", bus_property_get_size, offsetof(Socket, receive_buffer), SD_BUS_VTABLE_PROPERTY_CONST),
81 SD_BUS_PROPERTY("SendBuffer", "t", bus_property_get_size, offsetof(Socket, send_buffer), SD_BUS_VTABLE_PROPERTY_CONST),
82 SD_BUS_PROPERTY("IPTOS", "i", bus_property_get_int, offsetof(Socket, ip_tos), SD_BUS_VTABLE_PROPERTY_CONST),
83 SD_BUS_PROPERTY("IPTTL", "i", bus_property_get_int, offsetof(Socket, ip_ttl), SD_BUS_VTABLE_PROPERTY_CONST),
84 SD_BUS_PROPERTY("PipeSize", "t", bus_property_get_size, offsetof(Socket, pipe_size), SD_BUS_VTABLE_PROPERTY_CONST),
85 SD_BUS_PROPERTY("FreeBind", "b", bus_property_get_bool, offsetof(Socket, free_bind), SD_BUS_VTABLE_PROPERTY_CONST),
86 SD_BUS_PROPERTY("Transparent", "b", bus_property_get_bool, offsetof(Socket, transparent), SD_BUS_VTABLE_PROPERTY_CONST),
87 SD_BUS_PROPERTY("Broadcast", "b", bus_property_get_bool, offsetof(Socket, broadcast), SD_BUS_VTABLE_PROPERTY_CONST),
88 SD_BUS_PROPERTY("PassCredentials", "b", bus_property_get_bool, offsetof(Socket, pass_cred), SD_BUS_VTABLE_PROPERTY_CONST),
97df75d7 89 SD_BUS_PROPERTY("PassFileDescriptorsToExec", "b", bus_property_get_bool, offsetof(Socket, pass_fds_to_exec), SD_BUS_VTABLE_PROPERTY_CONST),
556089dc 90 SD_BUS_PROPERTY("PassSecurity", "b", bus_property_get_bool, offsetof(Socket, pass_sec), SD_BUS_VTABLE_PROPERTY_CONST),
a3d19f5d 91 SD_BUS_PROPERTY("PassPacketInfo", "b", bus_property_get_bool, offsetof(Socket, pass_pktinfo), SD_BUS_VTABLE_PROPERTY_CONST),
9b191525 92 SD_BUS_PROPERTY("Timestamping", "s", property_get_timestamping, offsetof(Socket, timestamping), SD_BUS_VTABLE_PROPERTY_CONST),
bd1fe7c7 93 SD_BUS_PROPERTY("RemoveOnStop", "b", bus_property_get_bool, offsetof(Socket, remove_on_stop), SD_BUS_VTABLE_PROPERTY_CONST),
556089dc 94 SD_BUS_PROPERTY("Listen", "a(ss)", property_get_listen, 0, SD_BUS_VTABLE_PROPERTY_CONST),
811ba7a0 95 SD_BUS_PROPERTY("Symlinks", "as", NULL, offsetof(Socket, symlinks), SD_BUS_VTABLE_PROPERTY_CONST),
556089dc
LP		 96 SD_BUS_PROPERTY("Mark", "i", bus_property_get_int, offsetof(Socket, mark), SD_BUS_VTABLE_PROPERTY_CONST),
97 SD_BUS_PROPERTY("MaxConnections", "u", bus_property_get_unsigned, offsetof(Socket, max_connections), SD_BUS_VTABLE_PROPERTY_CONST),
9d565427 98 SD_BUS_PROPERTY("MaxConnectionsPerSource", "u", bus_property_get_unsigned, offsetof(Socket, max_connections_per_source), SD_BUS_VTABLE_PROPERTY_CONST),
556089dc
LP		 99 SD_BUS_PROPERTY("MessageQueueMaxMessages", "x", bus_property_get_long, offsetof(Socket, mq_maxmsg), SD_BUS_VTABLE_PROPERTY_CONST),
100 SD_BUS_PROPERTY("MessageQueueMessageSize", "x", bus_property_get_long, offsetof(Socket, mq_msgsize), SD_BUS_VTABLE_PROPERTY_CONST),
9c0320e7 101 SD_BUS_PROPERTY("TCPCongestion", "s", NULL, offsetof(Socket, tcp_congestion), SD_BUS_VTABLE_PROPERTY_CONST),
556089dc
LP		 102 SD_BUS_PROPERTY("ReusePort", "b", bus_property_get_bool, offsetof(Socket, reuse_port), SD_BUS_VTABLE_PROPERTY_CONST),
103 SD_BUS_PROPERTY("SmackLabel", "s", NULL, offsetof(Socket, smack), SD_BUS_VTABLE_PROPERTY_CONST),
104 SD_BUS_PROPERTY("SmackLabelIPIn", "s", NULL, offsetof(Socket, smack_ip_in), SD_BUS_VTABLE_PROPERTY_CONST),
105 SD_BUS_PROPERTY("SmackLabelIPOut", "s", NULL, offsetof(Socket, smack_ip_out), SD_BUS_VTABLE_PROPERTY_CONST),
aec8de63
LP		 106 SD_BUS_PROPERTY("ControlPID", "u", bus_property_get_pid, offsetof(Socket, control_pid), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE),
107 SD_BUS_PROPERTY("Result", "s", property_get_result, offsetof(Socket, result), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE),
108 SD_BUS_PROPERTY("NConnections", "u", bus_property_get_unsigned, offsetof(Socket, n_connections), 0),
109 SD_BUS_PROPERTY("NAccepted", "u", bus_property_get_unsigned, offsetof(Socket, n_accepted), 0),
a98f7575 110 SD_BUS_PROPERTY("NRefused", "u", bus_property_get_unsigned, offsetof(Socket, n_refused), 0),
8dd4c05b 111 SD_BUS_PROPERTY("FileDescriptorName", "s", property_get_fdname, 0, 0),
faf1cc93 112 SD_BUS_PROPERTY("SocketProtocol", "i", bus_property_get_int, offsetof(Socket, socket_protocol), SD_BUS_VTABLE_PROPERTY_CONST),
5d105c4a 113 SD_BUS_PROPERTY("TriggerLimitIntervalUSec", "t", bus_property_get_usec, offsetof(Socket, trigger_limit.interval), SD_BUS_VTABLE_PROPERTY_CONST),
8b26cdbd 114 SD_BUS_PROPERTY("TriggerLimitBurst", "u", bus_property_get_unsigned, offsetof(Socket, trigger_limit.burst), SD_BUS_VTABLE_PROPERTY_CONST),
2bec84e7
LP		 115 SD_BUS_PROPERTY("PollLimitIntervalUSec", "t", bus_property_get_usec, offsetof(Socket, poll_limit_interval), SD_BUS_VTABLE_PROPERTY_CONST),
116 SD_BUS_PROPERTY("PollLimitBurst", "u", bus_property_get_unsigned, offsetof(Socket, poll_limit_burst), SD_BUS_VTABLE_PROPERTY_CONST),
05156503
YW		 117 SD_BUS_PROPERTY("UID", "u", bus_property_get_uid, offsetof(Unit, ref_uid), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE),
118 SD_BUS_PROPERTY("GID", "u", bus_property_get_gid, offsetof(Unit, ref_gid), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE),
556089dc
LP		 119 BUS_EXEC_COMMAND_LIST_VTABLE("ExecStartPre", offsetof(Socket, exec_command[SOCKET_EXEC_START_PRE]), SD_BUS_VTABLE_PROPERTY_EMITS_INVALIDATION),
120 BUS_EXEC_COMMAND_LIST_VTABLE("ExecStartPost", offsetof(Socket, exec_command[SOCKET_EXEC_START_POST]), SD_BUS_VTABLE_PROPERTY_EMITS_INVALIDATION),
121 BUS_EXEC_COMMAND_LIST_VTABLE("ExecStopPre", offsetof(Socket, exec_command[SOCKET_EXEC_STOP_PRE]), SD_BUS_VTABLE_PROPERTY_EMITS_INVALIDATION),
122 BUS_EXEC_COMMAND_LIST_VTABLE("ExecStopPost", offsetof(Socket, exec_command[SOCKET_EXEC_STOP_POST]), SD_BUS_VTABLE_PROPERTY_EMITS_INVALIDATION),
718db961 123 SD_BUS_VTABLE_END
d200735e
MS		 124};
125
a1e92eee 126static bool check_size_t_truncation(uint64_t t) {
8c3fd5eb
YW		 127 return (size_t) t == t;
128}
129
a1e92eee 130static const char* socket_protocol_to_string(int32_t i) {
00463fbf
YW		 131 if (i == IPPROTO_IP)
132 return "";
133
8c3fd5eb
YW		 134 if (!IN_SET(i, IPPROTO_UDPLITE, IPPROTO_SCTP))
135 return NULL;
136
da96ad5a 137 return ip_protocol_to_name(i);
8c3fd5eb
YW		 138}
139
140static BUS_DEFINE_SET_TRANSIENT(int, "i", int32_t, int, "%" PRIi32);
141static BUS_DEFINE_SET_TRANSIENT(message_queue, "x", int64_t, long, "%" PRIi64);
142static BUS_DEFINE_SET_TRANSIENT_IS_VALID(size_t_check_truncation, "t", uint64_t, size_t, "%" PRIu64, check_size_t_truncation);
b54e98ef 143static BUS_DEFINE_SET_TRANSIENT_PARSE(bind_ipv6_only, SocketAddressBindIPv6Only, socket_address_bind_ipv6_only_or_bool_from_string);
8c3fd5eb
YW		 144static BUS_DEFINE_SET_TRANSIENT_STRING_WITH_CHECK(fdname, fdname_is_valid);
145static BUS_DEFINE_SET_TRANSIENT_STRING_WITH_CHECK(ifname, ifname_valid);
146static BUS_DEFINE_SET_TRANSIENT_TO_STRING_ALLOC(ip_tos, "i", int32_t, int, "%" PRIi32, ip_tos_to_string_alloc);
da96ad5a 147static BUS_DEFINE_SET_TRANSIENT_TO_STRING(socket_protocol, "i", int32_t, int, "%" PRIi32, socket_protocol_to_string);
9b191525 148static BUS_DEFINE_SET_TRANSIENT_PARSE(socket_timestamping, SocketTimestamping, socket_timestamping_from_string_harder);
8c3fd5eb 149
9c0320e7
YW		 150static int bus_socket_set_transient_property(
151 Socket *s,
152 const char *name,
153 sd_bus_message *message,
154 UnitWriteFlags flags,
155 sd_bus_error *error) {
156
157 SocketExecCommand ci;
158 Unit *u = UNIT(s);
159 int r;
160
161 assert(s);
162 assert(name);
163 assert(message);
164
165 flags |= UNIT_PRIVATE;
166
8c3fd5eb
YW		 167 if (streq(name, "Accept"))
168 return bus_set_transient_bool(u, name, &s->accept, message, flags, error);
9c0320e7 169
3e5f04bf
RM		 170 if (streq(name, "FlushPending"))
171 return bus_set_transient_bool(u, name, &s->flush_pending, message, flags, error);
172
8c3fd5eb
YW		 173 if (streq(name, "Writable"))
174 return bus_set_transient_bool(u, name, &s->writable, message, flags, error);
9c0320e7 175
8c3fd5eb
YW		 176 if (streq(name, "KeepAlive"))
177 return bus_set_transient_bool(u, name, &s->keep_alive, message, flags, error);
9c0320e7 178
8c3fd5eb
YW		 179 if (streq(name, "NoDelay"))
180 return bus_set_transient_bool(u, name, &s->no_delay, message, flags, error);
9c0320e7 181
8c3fd5eb
YW		 182 if (streq(name, "FreeBind"))
183 return bus_set_transient_bool(u, name, &s->free_bind, message, flags, error);
9c0320e7 184
8c3fd5eb
YW		 185 if (streq(name, "Transparent"))
186 return bus_set_transient_bool(u, name, &s->transparent, message, flags, error);
9c0320e7 187
8c3fd5eb
YW		 188 if (streq(name, "Broadcast"))
189 return bus_set_transient_bool(u, name, &s->broadcast, message, flags, error);
9c0320e7 190
8c3fd5eb
YW		 191 if (streq(name, "PassCredentials"))
192 return bus_set_transient_bool(u, name, &s->pass_cred, message, flags, error);
9c0320e7 193
97df75d7
JS		 194 if (streq(name, "PassFileDescriptorsToExec"))
195 return bus_set_transient_bool(u, name, &s->pass_fds_to_exec, message, flags, error);
196
8c3fd5eb
YW		 197 if (streq(name, "PassSecurity"))
198 return bus_set_transient_bool(u, name, &s->pass_sec, message, flags, error);
9c0320e7 199
a3d19f5d
LP		 200 if (streq(name, "PassPacketInfo"))
201 return bus_set_transient_bool(u, name, &s->pass_pktinfo, message, flags, error);
9b191525
LP		 202
203 if (streq(name, "Timestamping"))
204 return bus_set_transient_socket_timestamping(u, name, &s->timestamping, message, flags, error);
a3d19f5d 205
8c3fd5eb
YW		 206 if (streq(name, "ReusePort"))
207 return bus_set_transient_bool(u, name, &s->reuse_port, message, flags, error);
9c0320e7 208
8c3fd5eb
YW		 209 if (streq(name, "RemoveOnStop"))
210 return bus_set_transient_bool(u, name, &s->remove_on_stop, message, flags, error);
9c0320e7 211
8c3fd5eb
YW		 212 if (streq(name, "SELinuxContextFromNet"))
213 return bus_set_transient_bool(u, name, &s->selinux_context_from_net, message, flags, error);
9c0320e7 214
8c3fd5eb
YW		 215 if (streq(name, "Priority"))
216 return bus_set_transient_int(u, name, &s->priority, message, flags, error);
9c0320e7 217
8c3fd5eb
YW		 218 if (streq(name, "IPTTL"))
219 return bus_set_transient_int(u, name, &s->ip_ttl, message, flags, error);
9c0320e7 220
8c3fd5eb
YW		 221 if (streq(name, "Mark"))
222 return bus_set_transient_int(u, name, &s->mark, message, flags, error);
9c0320e7 223
8c3fd5eb
YW		 224 if (streq(name, "Backlog"))
225 return bus_set_transient_unsigned(u, name, &s->backlog, message, flags, error);
9c0320e7 226
8c3fd5eb
YW		 227 if (streq(name, "MaxConnections"))
228 return bus_set_transient_unsigned(u, name, &s->max_connections, message, flags, error);
e045e325 229
8c3fd5eb
YW		 230 if (streq(name, "MaxConnectionsPerSource"))
231 return bus_set_transient_unsigned(u, name, &s->max_connections_per_source, message, flags, error);
9c0320e7 232
8c3fd5eb
YW		 233 if (streq(name, "KeepAliveProbes"))
234 return bus_set_transient_unsigned(u, name, &s->keep_alive_cnt, message, flags, error);
9c0320e7 235
8c3fd5eb
YW		 236 if (streq(name, "TriggerLimitBurst"))
237 return bus_set_transient_unsigned(u, name, &s->trigger_limit.burst, message, flags, error);
9c0320e7 238
2bec84e7
LP		 239 if (streq(name, "PollLimitBurst"))
240 return bus_set_transient_unsigned(u, name, &s->poll_limit_burst, message, flags, error);
241
8c3fd5eb
YW		 242 if (streq(name, "SocketMode"))
243 return bus_set_transient_mode_t(u, name, &s->socket_mode, message, flags, error);
9c0320e7 244
8c3fd5eb
YW		 245 if (streq(name, "DirectoryMode"))
246 return bus_set_transient_mode_t(u, name, &s->directory_mode, message, flags, error);
9c0320e7 247
8c3fd5eb
YW		 248 if (streq(name, "MessageQueueMaxMessages"))
249 return bus_set_transient_message_queue(u, name, &s->mq_maxmsg, message, flags, error);
9c0320e7 250
8c3fd5eb
YW		 251 if (streq(name, "MessageQueueMessageSize"))
252 return bus_set_transient_message_queue(u, name, &s->mq_msgsize, message, flags, error);
9c0320e7 253
8c3fd5eb
YW		 254 if (streq(name, "TimeoutUSec"))
255 return bus_set_transient_usec_fix_0(u, name, &s->timeout_usec, message, flags, error);
9c0320e7 256
8c3fd5eb
YW		 257 if (streq(name, "KeepAliveTimeUSec"))
258 return bus_set_transient_usec(u, name, &s->keep_alive_time, message, flags, error);
9c0320e7 259
8c3fd5eb
YW		 260 if (streq(name, "KeepAliveIntervalUSec"))
261 return bus_set_transient_usec(u, name, &s->keep_alive_interval, message, flags, error);
9c0320e7 262
8c3fd5eb
YW		 263 if (streq(name, "DeferAcceptUSec"))
264 return bus_set_transient_usec(u, name, &s->defer_accept, message, flags, error);
9c0320e7 265
8c3fd5eb
YW		 266 if (streq(name, "TriggerLimitIntervalUSec"))
267 return bus_set_transient_usec(u, name, &s->trigger_limit.interval, message, flags, error);
9c0320e7 268
2bec84e7
LP		 269 if (streq(name, "PollLimitIntervalUSec"))
270 return bus_set_transient_usec(u, name, &s->poll_limit_interval, message, flags, error);
271
8c3fd5eb
YW		 272 if (streq(name, "SmackLabel"))
273 return bus_set_transient_string(u, name, &s->smack, message, flags, error);
9c0320e7 274
8c3fd5eb
YW		 275 if (streq(name, "SmackLabelIPin"))
276 return bus_set_transient_string(u, name, &s->smack_ip_in, message, flags, error);
9c0320e7 277
8c3fd5eb
YW		 278 if (streq(name, "SmackLabelIPOut"))
279 return bus_set_transient_string(u, name, &s->smack_ip_out, message, flags, error);
9c0320e7 280
8c3fd5eb
YW		 281 if (streq(name, "TCPCongestion"))
282 return bus_set_transient_string(u, name, &s->tcp_congestion, message, flags, error);
9c0320e7 283
8c3fd5eb
YW		 284 if (streq(name, "FileDescriptorName"))
285 return bus_set_transient_fdname(u, name, &s->fdname, message, flags, error);
9c0320e7 286
8c3fd5eb 287 if (streq(name, "SocketUser"))
7a8867ab 288 return bus_set_transient_user_relaxed(u, name, &s->user, message, flags, error);
9c0320e7 289
8c3fd5eb 290 if (streq(name, "SocketGroup"))
7a8867ab 291 return bus_set_transient_user_relaxed(u, name, &s->group, message, flags, error);
9c0320e7 292
8c3fd5eb
YW		 293 if (streq(name, "BindIPv6Only"))
294 return bus_set_transient_bind_ipv6_only(u, name, &s->bind_ipv6_only, message, flags, error);
9c0320e7 295
8c3fd5eb
YW		 296 if (streq(name, "ReceiveBuffer"))
297 return bus_set_transient_size_t_check_truncation(u, name, &s->receive_buffer, message, flags, error);
9c0320e7 298
8c3fd5eb
YW		 299 if (streq(name, "SendBuffer"))
300 return bus_set_transient_size_t_check_truncation(u, name, &s->send_buffer, message, flags, error);
9c0320e7 301
8c3fd5eb
YW		 302 if (streq(name, "PipeSize"))
303 return bus_set_transient_size_t_check_truncation(u, name, &s->pipe_size, message, flags, error);
b48e508d 304
8c3fd5eb
YW		 305 if (streq(name, "BindToDevice"))
306 return bus_set_transient_ifname(u, name, &s->bind_to_device, message, flags, error);
9c0320e7 307
8c3fd5eb
YW		 308 if (streq(name, "IPTOS"))
309 return bus_set_transient_ip_tos(u, name, &s->ip_tos, message, flags, error);
9c0320e7 310
8c3fd5eb
YW		 311 if (streq(name, "SocketProtocol"))
312 return bus_set_transient_socket_protocol(u, name, &s->socket_protocol, message, flags, error);
9c0320e7 313
ed0cb346
FS		 314 ci = socket_exec_command_from_string(name);
315 if (ci >= 0)
316 return bus_set_transient_exec_command(u, name,
317 &s->exec_command[ci],
318 message, flags, error);
319
8c3fd5eb 320 if (streq(name, "Symlinks")) {
9c0320e7 321 _cleanup_strv_free_ char **l = NULL;
9c0320e7
YW		 322
323 r = sd_bus_message_read_strv(message, &l);
324 if (r < 0)
325 return r;
326
de010b0b 327 STRV_FOREACH(p, l)
9c0320e7
YW		 328 if (!path_is_absolute(*p))
329 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Symlink path is not absolute: %s", *p);
9c0320e7
YW		 330
331 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
332 if (strv_isempty(l)) {
333 s->symlinks = strv_free(s->symlinks);
334 unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS, name, "%s=", name);
335 } else {
336 _cleanup_free_ char *joined = NULL;
337
338 r = strv_extend_strv(&s->symlinks, l, true);
339 if (r < 0)
340 return -ENOMEM;
341
342 joined = strv_join(l, " ");
343 if (!joined)
344 return -ENOMEM;
345
346 unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS, name, "%s=%s", name, joined);
347 }
348 }
349
350 return 1;
351
352 } else if (streq(name, "Listen")) {
353 const char *t, *a;
354 bool empty = true;
355
356 r = sd_bus_message_enter_container(message, 'a', "(ss)");
357 if (r < 0)
358 return r;
359
360 while ((r = sd_bus_message_read(message, "(ss)", &t, &a)) > 0) {
f8b21a08 361 _cleanup_(socket_port_freep) SocketPort *p = NULL;
9c0320e7 362
1f7817f8 363 p = new(SocketPort, 1);
9c0320e7
YW		 364 if (!p)
365 return log_oom();
366
1f7817f8 367 *p = (SocketPort) {
254d1313 368 .fd = -EBADF,
1f7817f8
LP		 369 .socket = s,
370 };
371
e045e325 372 p->type = socket_port_type_from_string(t);
9c0320e7
YW		 373 if (p->type < 0)
374 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Unknown Socket type: %s", t);
375
376 if (p->type != SOCKET_SOCKET) {
4de2b47b 377 if (!path_is_absolute(a) || !path_is_valid(a))
aeecab38 378 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid socket path: %s", a);
6e9c4f45 379
660087dc
ZJS		 380 r = path_simplify_alloc(a, &p->path);
381 if (r < 0)
382 return r;
9c0320e7
YW		 383
384 } else if (streq(t, "Netlink")) {
385 r = socket_address_parse_netlink(&p->address, a);
386 if (r < 0)
387 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid netlink address: %s", a);
388
389 } else {
390 r = socket_address_parse(&p->address, a);
391 if (r < 0)
392 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid address: %s", a);
393
394 p->address.type = socket_address_type_from_string(t);
395 if (p->address.type < 0)
396 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid address type: %s", t);
397
618b3642 398 if (socket_address_family(&p->address) != AF_UNIX && p->address.type == SOCK_SEQPACKET)
9c0320e7
YW		 399 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Address family not supported: %s", a);
400 }
401
9c0320e7
YW		 402 empty = false;
403
404 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
1fe84279 405 LIST_APPEND(port, s->ports, TAKE_PTR(p));
9c0320e7
YW		 406 unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS, name, "Listen%s=%s", t, a);
407 }
408 }
409 if (r < 0)
410 return r;
411
412 r = sd_bus_message_exit_container(message);
413 if (r < 0)
414 return r;
415
416 if (!UNIT_WRITE_FLAGS_NOOP(flags) && empty) {
417 socket_free_ports(s);
418 unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS, name, "ListenStream=");
419 }
420
421 return 1;
8c3fd5eb 422 }
9c0320e7
YW		 423
424 return 0;
425}
426
74c964d3
LP		 427int bus_socket_set_property(
428 Unit *u,
429 const char *name,
718db961 430 sd_bus_message *message,
2e59b241 431 UnitWriteFlags flags,
718db961 432 sd_bus_error *error) {
74c964d3
LP		 433
434 Socket *s = SOCKET(u);
9c0320e7
YW		 435 int r;
436
437 assert(s);
438 assert(name);
439 assert(message);
74c964d3 440
718db961 441 assert(s);
74c964d3 442 assert(name);
718db961 443 assert(message);
74c964d3 444
9c0320e7
YW		 445 r = bus_cgroup_set_property(u, &s->cgroup_context, name, message, flags, error);
446 if (r != 0)
447 return r;
448
449 if (u->transient && u->load_state == UNIT_STUB) {
450 /* This is a transient unit, let's load a little more */
451
452 r = bus_socket_set_transient_property(s, name, message, flags, error);
453 if (r != 0)
454 return r;
455
456 r = bus_exec_context_set_transient_property(u, &s->exec_context, name, message, flags, error);
457 if (r != 0)
458 return r;
459
460 r = bus_kill_context_set_transient_property(u, &s->kill_context, name, message, flags, error);
461 if (r != 0)
462 return r;
463 }
464
465 return 0;
74c964d3
LP		 466}
467
468int bus_socket_commit_properties(Unit *u) {
469 assert(u);
470
471 unit_realize_cgroup(u);
bc432dc7 472
74c964d3
LP		 473 return 0;
474}
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