fpm_process_ctl.h

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    /* (c) 2007,2008 Andrei Nigmatulin */
 
#ifndef FPM_PROCESS_CTL_H
#define FPM_PROCESS_CTL_H 1
 
#include "fpm_events.h"
 
/* 1s (in ms) heartbeat for idle server maintenance */
#define FPM_IDLE_SERVER_MAINTENANCE_HEARTBEAT (1000)
/* a minimum of 130ms heartbeat for pctl */
#define FPM_PCTL_MIN_HEARTBEAT (130)
 
 
struct fpm_child_s;
 
void fpm_pctl(int new_state, int action);
int fpm_pctl_can_spawn_children(void);
int fpm_pctl_kill(pid_t pid, int how);
void fpm_pctl_kill_all(int signo);
void fpm_pctl_heartbeat(struct fpm_event_s *ev, short which, void *arg);
void fpm_pctl_perform_idle_server_maintenance_heartbeat(struct fpm_event_s *ev, short which, void *arg);
void fpm_pctl_on_socket_accept(struct fpm_event_s *ev, short which, void *arg);
int fpm_pctl_child_exited(void);
int fpm_pctl_init_main(void);
 
 
enum {
    FPM_PCTL_STATE_UNSPECIFIED,
    FPM_PCTL_STATE_NORMAL,
    FPM_PCTL_STATE_RELOADING,
    FPM_PCTL_STATE_TERMINATING,
    FPM_PCTL_STATE_FINISHING
};
 
enum {
    FPM_PCTL_ACTION_SET,
    FPM_PCTL_ACTION_TIMEOUT,
    FPM_PCTL_ACTION_LAST_CHILD_EXITED
};
 
enum {
    FPM_PCTL_TERM,
    FPM_PCTL_STOP,
    FPM_PCTL_CONT,
    FPM_PCTL_QUIT,
    FPM_PCTL_KILL
};
 
#endif