X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=service.h;h=e22fed5bf69f625fffd335b34a1809686d4d96a3;hp=d7f2c708dd65926148ba7ba3558ef73dee81a840;hb=94f043472a5af62dc9cd5767e89ba33872212d5e;hpb=5cb5a6ffc33667c93e9bc3572534dcaa684046e3 diff --git a/service.h b/service.h index d7f2c708d..e22fed5bf 100644 --- a/service.h +++ b/service.h @@ -5,9 +5,8 @@ typedef struct Service Service; -#include "name.h" -#include "socket.h" -#include "timer.h" +#include "unit.h" +#include "ratelimit.h" typedef enum ServiceState { SERVICE_DEAD, @@ -15,51 +14,87 @@ typedef enum ServiceState { SERVICE_START, SERVICE_START_POST, SERVICE_RUNNING, - SERVICE_RELOAD_PRE, SERVICE_RELOAD, - SERVICE_RELOAD_POST, - SERVICE_STOP_PRE, - SERVICE_STOP, - SERVICE_SIGTERM, - SERVICE_SIGKILL, + SERVICE_STOP, /* No STOP_PRE state, instead just register multiple STOP executables */ + SERVICE_STOP_SIGTERM, + SERVICE_STOP_SIGKILL, SERVICE_STOP_POST, + SERVICE_FINAL_SIGTERM, /* In case the STOP_POST executable hangs, we shoot that down, too */ + SERVICE_FINAL_SIGKILL, SERVICE_MAINTAINANCE, + SERVICE_AUTO_RESTART, _SERVICE_STATE_MAX, + _SERVICE_STATE_INVALID = -1 } ServiceState; -typedef enum ServiceMode { +typedef enum ServiceRestart { SERVICE_ONCE, - SERVICE_RESTART -} ServiceMode; + SERVICE_RESTART_ON_SUCCESS, + SERVICE_RESTART_ALWAYS, + _SERVICE_RESTART_MAX, + _SERVICE_RESTART_INVALID = -1 +} ServiceRestart; + +typedef enum ServiceType { + SERVICE_FORKING, /* forks by itself (i.e. traditional daemons) */ + SERVICE_SIMPLE, /* we fork and go on right-away (i.e. modern socket activated daemons)*/ + SERVICE_FINISH, /* we fork and wait until the program finishes (i.e. programs like fsck which run and need to finish before we continue) */ + _SERVICE_TYPE_MAX, + _SERVICE_TYPE_INVALID = -1 +} ServiceType; typedef enum ServiceExecCommand { SERVICE_EXEC_START_PRE, SERVICE_EXEC_START, SERVICE_EXEC_START_POST, - SERVICE_EXEC_RELOAD_PRE, SERVICE_EXEC_RELOAD, - SERVICE_EXEC_RELOAD_POST, - SERVICE_EXEC_STOP_PRE, SERVICE_EXEC_STOP, SERVICE_EXEC_STOP_POST, - _SERVICE_EXEC_MAX + _SERVICE_EXEC_MAX, + _SERVICE_EXEC_INVALID = -1 } ServiceExecCommand; struct Service { Meta meta; - ServiceState state; - ServiceMode mode; + ServiceType type; + ServiceRestart restart; + + /* If set we'll read the main daemon PID from this file */ + char *pid_file; + + usec_t restart_usec; + usec_t timeout_usec; ExecCommand* exec_command[_SERVICE_EXEC_MAX]; ExecContext exec_context; - pid_t service_pid, control_pid; + ServiceState state; + + ExecStatus main_exec_status; - Socket *socket; - Timer *timer; + ExecCommand *control_command; + pid_t main_pid, control_pid; + bool main_pid_known:1; + + bool failure:1; /* if we shut down, remember why */ + Watch timer_watch; + + RateLimit ratelimit; }; -const NameVTable service_vtable; +const UnitVTable service_vtable; + +const char* service_state_to_string(ServiceState i); +ServiceState service_state_from_string(const char *s); + +const char* service_restart_to_string(ServiceRestart i); +ServiceRestart service_restart_from_string(const char *s); + +const char* service_type_to_string(ServiceType i); +ServiceType service_type_from_string(const char *s); + +const char* service_exec_command_to_string(ServiceExecCommand i); +ServiceExecCommand service_exec_command_from_string(const char *s); #endif