]>
Commit | Line | Data |
---|---|---|
03467c88 | 1 | /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ |
5cb5a6ff LP |
2 | |
3 | #ifndef foosockethfoo | |
4 | #define foosockethfoo | |
5 | ||
a7334b09 LP |
6 | /*** |
7 | This file is part of systemd. | |
8 | ||
9 | Copyright 2010 Lennart Poettering | |
10 | ||
11 | systemd is free software; you can redistribute it and/or modify it | |
5430f7f2 LP |
12 | under the terms of the GNU Lesser General Public License as published by |
13 | the Free Software Foundation; either version 2.1 of the License, or | |
a7334b09 LP |
14 | (at your option) any later version. |
15 | ||
16 | systemd is distributed in the hope that it will be useful, but | |
17 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
18 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
5430f7f2 | 19 | Lesser General Public License for more details. |
a7334b09 | 20 | |
5430f7f2 | 21 | You should have received a copy of the GNU Lesser General Public License |
a7334b09 LP |
22 | along with systemd; If not, see <http://www.gnu.org/licenses/>. |
23 | ***/ | |
24 | ||
5cb5a6ff LP |
25 | typedef struct Socket Socket; |
26 | ||
acbb0225 | 27 | #include "manager.h" |
87f0e418 | 28 | #include "unit.h" |
542563ba | 29 | #include "socket-util.h" |
6e2ef85b | 30 | #include "mount.h" |
57020a3a | 31 | #include "service.h" |
5cb5a6ff LP |
32 | |
33 | typedef enum SocketState { | |
34 | SOCKET_DEAD, | |
35 | SOCKET_START_PRE, | |
36 | SOCKET_START_POST, | |
37 | SOCKET_LISTENING, | |
38 | SOCKET_RUNNING, | |
39 | SOCKET_STOP_PRE, | |
034c6ed7 LP |
40 | SOCKET_STOP_PRE_SIGTERM, |
41 | SOCKET_STOP_PRE_SIGKILL, | |
5cb5a6ff | 42 | SOCKET_STOP_POST, |
80876c20 LP |
43 | SOCKET_FINAL_SIGTERM, |
44 | SOCKET_FINAL_SIGKILL, | |
fdf20a31 | 45 | SOCKET_FAILED, |
e537352b LP |
46 | _SOCKET_STATE_MAX, |
47 | _SOCKET_STATE_INVALID = -1 | |
5cb5a6ff LP |
48 | } SocketState; |
49 | ||
50 | typedef enum SocketExecCommand { | |
51 | SOCKET_EXEC_START_PRE, | |
52 | SOCKET_EXEC_START_POST, | |
53 | SOCKET_EXEC_STOP_PRE, | |
54 | SOCKET_EXEC_STOP_POST, | |
e537352b LP |
55 | _SOCKET_EXEC_COMMAND_MAX, |
56 | _SOCKET_EXEC_COMMAND_INVALID = -1 | |
5cb5a6ff LP |
57 | } SocketExecCommand; |
58 | ||
542563ba LP |
59 | typedef enum SocketType { |
60 | SOCKET_SOCKET, | |
e537352b | 61 | SOCKET_FIFO, |
b0a3f2bc | 62 | SOCKET_SPECIAL, |
916abb21 | 63 | SOCKET_MQUEUE, |
e537352b LP |
64 | _SOCKET_FIFO_MAX, |
65 | _SOCKET_FIFO_INVALID = -1 | |
542563ba LP |
66 | } SocketType; |
67 | ||
cfc4eb4c LP |
68 | typedef enum SocketResult { |
69 | SOCKET_SUCCESS, | |
70 | SOCKET_FAILURE_RESOURCES, | |
71 | SOCKET_FAILURE_TIMEOUT, | |
72 | SOCKET_FAILURE_EXIT_CODE, | |
73 | SOCKET_FAILURE_SIGNAL, | |
74 | SOCKET_FAILURE_CORE_DUMP, | |
6bda96a0 | 75 | SOCKET_FAILURE_SERVICE_FAILED_PERMANENT, |
cfc4eb4c LP |
76 | _SOCKET_RESULT_MAX, |
77 | _SOCKET_RESULT_INVALID = -1 | |
78 | } SocketResult; | |
79 | ||
01f78473 | 80 | typedef struct SocketPort { |
542563ba | 81 | SocketType type; |
9d58f1db | 82 | int fd; |
542563ba LP |
83 | |
84 | SocketAddress address; | |
85 | char *path; | |
acbb0225 | 86 | Watch fd_watch; |
542563ba | 87 | |
01f78473 LP |
88 | LIST_FIELDS(struct SocketPort, port); |
89 | } SocketPort; | |
542563ba | 90 | |
5cb5a6ff | 91 | struct Socket { |
ac155bb8 | 92 | Unit meta; |
5cb5a6ff | 93 | |
542563ba LP |
94 | LIST_HEAD(SocketPort, ports); |
95 | ||
7fab9d01 LP |
96 | unsigned n_accepted; |
97 | unsigned n_connections; | |
98 | unsigned max_connections; | |
99 | ||
542563ba | 100 | unsigned backlog; |
034c6ed7 LP |
101 | usec_t timeout_usec; |
102 | ||
e537352b | 103 | ExecCommand* exec_command[_SOCKET_EXEC_COMMAND_MAX]; |
5cb5a6ff LP |
104 | ExecContext exec_context; |
105 | ||
b15bdda8 LP |
106 | /* For Accept=no sockets refers to the one service we'll |
107 | activate. For Accept=yes sockets is either NULL, or filled | |
108 | when the next service we spawn. */ | |
57020a3a | 109 | UnitRef service; |
034c6ed7 | 110 | |
a16e1123 | 111 | SocketState state, deserialized_state; |
034c6ed7 | 112 | |
7fab9d01 LP |
113 | Watch timer_watch; |
114 | ||
034c6ed7 | 115 | ExecCommand* control_command; |
a16e1123 | 116 | SocketExecCommand control_command_id; |
5cb5a6ff LP |
117 | pid_t control_pid; |
118 | ||
7fab9d01 LP |
119 | mode_t directory_mode; |
120 | mode_t socket_mode; | |
4f2d528d | 121 | |
cfc4eb4c | 122 | SocketResult result; |
7fab9d01 LP |
123 | |
124 | bool accept; | |
4fd5948e LP |
125 | |
126 | /* Socket options */ | |
127 | bool keep_alive; | |
7fab9d01 | 128 | bool free_bind; |
6b6d2dee | 129 | bool transparent; |
ec6370a2 | 130 | bool broadcast; |
d68af586 | 131 | bool pass_cred; |
54ecda32 | 132 | bool pass_sec; |
4fd5948e | 133 | int priority; |
7fab9d01 | 134 | int mark; |
4fd5948e LP |
135 | size_t receive_buffer; |
136 | size_t send_buffer; | |
137 | int ip_tos; | |
138 | int ip_ttl; | |
139 | size_t pipe_size; | |
4fd5948e | 140 | char *bind_to_device; |
cebf8b20 | 141 | char *tcp_congestion; |
916abb21 LP |
142 | long mq_maxmsg; |
143 | long mq_msgsize; | |
57020a3a LP |
144 | |
145 | /* Only for INET6 sockets: issue IPV6_V6ONLY sockopt */ | |
146 | SocketAddressBindIPv6Only bind_ipv6_only; | |
5cb5a6ff LP |
147 | }; |
148 | ||
44d8db9e LP |
149 | /* Called from the service code when collecting fds */ |
150 | int socket_collect_fds(Socket *s, int **fds, unsigned *n_fds); | |
151 | ||
ceee3d82 | 152 | /* Called from the service when it shut down */ |
6bda96a0 | 153 | void socket_notify_service_dead(Socket *s, bool failed_permanent); |
ceee3d82 | 154 | |
6e2ef85b LP |
155 | /* Called from the mount code figure out if a mount is a dependency of |
156 | * any of the sockets of this socket */ | |
157 | int socket_add_one_mount_link(Socket *s, Mount *m); | |
158 | ||
6cf6bbc2 LP |
159 | /* Called from the service code when a per-connection service ended */ |
160 | void socket_connection_unref(Socket *s); | |
161 | ||
87f0e418 | 162 | extern const UnitVTable socket_vtable; |
5cb5a6ff | 163 | |
a16e1123 LP |
164 | const char* socket_state_to_string(SocketState i); |
165 | SocketState socket_state_from_string(const char *s); | |
166 | ||
167 | const char* socket_exec_command_to_string(SocketExecCommand i); | |
168 | SocketExecCommand socket_exec_command_from_string(const char *s); | |
169 | ||
cfc4eb4c LP |
170 | const char* socket_result_to_string(SocketResult i); |
171 | SocketResult socket_result_from_string(const char *s); | |
172 | ||
5cb5a6ff | 173 | #endif |