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148 lines
4.2 KiB
C
148 lines
4.2 KiB
C
/*-*- Mode: C; c-basic-offset: 8 -*-*/
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#ifndef fooservicehfoo
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#define fooservicehfoo
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/***
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This file is part of systemd.
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Copyright 2010 Lennart Poettering
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systemd is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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systemd is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with systemd; If not, see <http://www.gnu.org/licenses/>.
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***/
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typedef struct Service Service;
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#include "unit.h"
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#include "ratelimit.h"
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typedef enum ServiceState {
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SERVICE_DEAD,
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SERVICE_START_PRE,
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SERVICE_START,
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SERVICE_START_POST,
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SERVICE_RUNNING,
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SERVICE_EXITED, /* Nothing is running anymore, but ValidNoProcess is true, ehnce this is OK */
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SERVICE_RELOAD,
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SERVICE_STOP, /* No STOP_PRE state, instead just register multiple STOP executables */
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SERVICE_STOP_SIGTERM,
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SERVICE_STOP_SIGKILL,
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SERVICE_STOP_POST,
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SERVICE_FINAL_SIGTERM, /* In case the STOP_POST executable hangs, we shoot that down, too */
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SERVICE_FINAL_SIGKILL,
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SERVICE_MAINTAINANCE,
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SERVICE_AUTO_RESTART,
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_SERVICE_STATE_MAX,
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_SERVICE_STATE_INVALID = -1
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} ServiceState;
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typedef enum ServiceRestart {
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SERVICE_ONCE,
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SERVICE_RESTART_ON_SUCCESS,
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SERVICE_RESTART_ALWAYS,
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_SERVICE_RESTART_MAX,
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_SERVICE_RESTART_INVALID = -1
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} ServiceRestart;
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typedef enum ServiceType {
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SERVICE_FORKING, /* forks by itself (i.e. traditional daemons) */
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SERVICE_SIMPLE, /* we fork and go on right-away (i.e. modern socket activated daemons) */
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SERVICE_FINISH, /* we fork and wait until the program finishes (i.e. programs like fsck which run and need to finish before we continue) */
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SERVICE_DBUS, /* we fork and wait until a specific D-Bus name appears on the bus */
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_SERVICE_TYPE_MAX,
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_SERVICE_TYPE_INVALID = -1
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} ServiceType;
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typedef enum ServiceExecCommand {
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SERVICE_EXEC_START_PRE,
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SERVICE_EXEC_START,
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SERVICE_EXEC_START_POST,
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SERVICE_EXEC_RELOAD,
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SERVICE_EXEC_STOP,
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SERVICE_EXEC_STOP_POST,
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_SERVICE_EXEC_COMMAND_MAX,
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_SERVICE_EXEC_COMMAND_INVALID = -1
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} ServiceExecCommand;
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struct Service {
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Meta meta;
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ServiceType type;
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ServiceRestart restart;
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/* If set we'll read the main daemon PID from this file */
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char *pid_file;
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usec_t restart_usec;
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usec_t timeout_usec;
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ExecCommand* exec_command[_SERVICE_EXEC_COMMAND_MAX];
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ExecContext exec_context;
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bool permissions_start_only;
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bool root_directory_start_only;
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bool valid_no_process;
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ServiceState state, deserialized_state;
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KillMode kill_mode;
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ExecStatus main_exec_status;
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ExecCommand *control_command;
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ServiceExecCommand control_command_id;
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pid_t main_pid, control_pid;
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bool main_pid_known:1;
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/* If we shut down, remember why */
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bool failure:1;
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bool bus_name_good:1;
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bool allow_restart:1;
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bool got_socket_fd:1;
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bool sysv_has_lsb:1;
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char *sysv_path;
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int sysv_start_priority;
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char *sysv_runlevels;
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char *bus_name;
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RateLimit ratelimit;
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int socket_fd;
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Watch timer_watch;
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};
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extern const UnitVTable service_vtable;
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int service_set_socket_fd(Service *s, int fd);
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const char* service_state_to_string(ServiceState i);
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ServiceState service_state_from_string(const char *s);
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const char* service_restart_to_string(ServiceRestart i);
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ServiceRestart service_restart_from_string(const char *s);
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const char* service_type_to_string(ServiceType i);
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ServiceType service_type_from_string(const char *s);
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const char* service_exec_command_to_string(ServiceExecCommand i);
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ServiceExecCommand service_exec_command_from_string(const char *s);
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#endif
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