1 /* $Id: fpm_process_ctl.h,v 1.6 2008/07/20 21:33:10 anight Exp $ */ 2 /* (c) 2007,2008 Andrei Nigmatulin */ 3 4 #ifndef FPM_PROCESS_CTL_H 5 #define FPM_PROCESS_CTL_H 1 6 7 #include "fpm_events.h" 8 9 /* spawn max 32 children at once */ 10 #define FPM_MAX_SPAWN_RATE (32) 11 /* 1s (in ms) heartbeat for idle server maintenance */ 12 #define FPM_IDLE_SERVER_MAINTENANCE_HEARTBEAT (1000) 13 /* a minimum of 130ms heartbeat for pctl */ 14 #define FPM_PCTL_MIN_HEARTBEAT (130) 15 16 17 struct fpm_child_s; 18 19 void fpm_pctl(int new_state, int action); 20 int fpm_pctl_can_spawn_children(); 21 int fpm_pctl_kill(pid_t pid, int how); 22 void fpm_pctl_kill_all(int signo); 23 void fpm_pctl_heartbeat(struct fpm_event_s *ev, short which, void *arg); 24 void fpm_pctl_perform_idle_server_maintenance_heartbeat(struct fpm_event_s *ev, short which, void *arg); 25 void fpm_pctl_on_socket_accept(struct fpm_event_s *ev, short which, void *arg); 26 int fpm_pctl_child_exited(); 27 int fpm_pctl_init_main(); 28 29 30 enum { 31 FPM_PCTL_STATE_UNSPECIFIED, 32 FPM_PCTL_STATE_NORMAL, 33 FPM_PCTL_STATE_RELOADING, 34 FPM_PCTL_STATE_TERMINATING, 35 FPM_PCTL_STATE_FINISHING 36 }; 37 38 enum { 39 FPM_PCTL_ACTION_SET, 40 FPM_PCTL_ACTION_TIMEOUT, 41 FPM_PCTL_ACTION_LAST_CHILD_EXITED 42 }; 43 44 enum { 45 FPM_PCTL_TERM, 46 FPM_PCTL_STOP, 47 FPM_PCTL_CONT, 48 FPM_PCTL_QUIT 49 }; 50 51 #endif 52
