1 /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
7 This file is part of systemd.
9 Copyright 2010 Lennart Poettering
11 systemd is free software; you can redistribute it and/or modify it
12 under the terms of the GNU General Public License as published by
13 the Free Software Foundation; either version 2 of the License, or
14 (at your option) any later version.
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
19 General Public License for more details.
21 You should have received a copy of the GNU General Public License
22 along with systemd; If not, see <http://www.gnu.org/licenses/>.
25 typedef struct Service Service;
28 #include "ratelimit.h"
30 typedef enum ServiceState {
36 SERVICE_EXITED, /* Nothing is running anymore, but RemainAfterExit is true, ehnce this is OK */
38 SERVICE_STOP, /* No STOP_PRE state, instead just register multiple STOP executables */
42 SERVICE_FINAL_SIGTERM, /* In case the STOP_POST executable hangs, we shoot that down, too */
43 SERVICE_FINAL_SIGKILL,
47 _SERVICE_STATE_INVALID = -1
50 typedef enum ServiceRestart {
52 SERVICE_RESTART_ON_SUCCESS,
53 SERVICE_RESTART_ON_FAILURE,
54 SERVICE_RESTART_ON_ABORT,
55 SERVICE_RESTART_ALWAYS,
57 _SERVICE_RESTART_INVALID = -1
60 typedef enum ServiceType {
61 SERVICE_SIMPLE, /* we fork and go on right-away (i.e. modern socket activated daemons) */
62 SERVICE_FORKING, /* forks by itself (i.e. traditional daemons) */
63 SERVICE_ONESHOT, /* we fork and wait until the program finishes (i.e. programs like fsck which run and need to finish before we continue) */
64 SERVICE_DBUS, /* we fork and wait until a specific D-Bus name appears on the bus */
65 SERVICE_NOTIFY, /* we fork and wait until a daemon sends us a ready message with sd_notify() */
67 _SERVICE_TYPE_INVALID = -1
70 typedef enum ServiceExecCommand {
71 SERVICE_EXEC_START_PRE,
73 SERVICE_EXEC_START_POST,
76 SERVICE_EXEC_STOP_POST,
77 _SERVICE_EXEC_COMMAND_MAX,
78 _SERVICE_EXEC_COMMAND_INVALID = -1
81 typedef enum NotifyAccess {
86 _NOTIFY_ACCESS_INVALID = -1
93 ServiceRestart restart;
95 /* If set we'll read the main daemon PID from this file */
101 ExecCommand* exec_command[_SERVICE_EXEC_COMMAND_MAX];
102 ExecContext exec_context;
104 ServiceState state, deserialized_state;
106 ExecStatus main_exec_status;
108 ExecCommand *control_command;
109 ServiceExecCommand control_command_id;
110 pid_t main_pid, control_pid;
115 bool permissions_start_only;
116 bool root_directory_start_only;
117 bool remain_after_exit;
119 /* If we shut down, remember why */
121 bool main_pid_known:1;
122 bool bus_name_good:1;
123 bool forbid_restart:1;
124 bool got_socket_fd:1;
125 #ifdef HAVE_SYSV_COMPAT
128 int sysv_start_priority;
131 char *sysv_runlevels;
140 struct Socket *accept_socket;
141 Set *configured_sockets;
145 NotifyAccess notify_access;
148 extern const UnitVTable service_vtable;
150 int service_set_socket_fd(Service *s, int fd, struct Socket *socket);
152 const char* service_state_to_string(ServiceState i);
153 ServiceState service_state_from_string(const char *s);
155 const char* service_restart_to_string(ServiceRestart i);
156 ServiceRestart service_restart_from_string(const char *s);
158 const char* service_type_to_string(ServiceType i);
159 ServiceType service_type_from_string(const char *s);
161 const char* service_exec_command_to_string(ServiceExecCommand i);
162 ServiceExecCommand service_exec_command_from_string(const char *s);
164 const char* notify_access_to_string(NotifyAccess i);
165 NotifyAccess notify_access_from_string(const char *s);