mpm_common.h File Reference

Multi-Processing Modules functions. More...

#include "ap_config.h"
#include "ap_mpm.h"
#include "scoreboard.h"
#include "apr_proc_mutex.h"

Go to the source code of this file.

Classes
struct	ap_pod_t
struct	ap_LINK_monitor_t
struct	ap_LINK_drop_privileges_t
struct	ap_LINK_mpm_query_t
struct	ap_LINK_mpm_register_timed_callback_t
struct	ap_LINK_mpm_get_name_t
struct	ap_LINK_suspend_connection_t
struct	ap_LINK_resume_connection_t
struct	ap_LINK_child_stopping_t

Macros
#define	DEFAULT_LISTENBACKLOG   511
#define	AP_SIG_GRACEFUL   SIGUSR1
#define	AP_SIG_GRACEFUL_SHORT   USR1
#define	AP_SIG_GRACEFUL_STRING   "SIGUSR1"
#define	AP_SIG_GRACEFUL_STOP   SIGWINCH
#define	AP_SIG_GRACEFUL_STOP_SHORT   WINCH
#define	AP_SIG_GRACEFUL_STOP_STRING   "SIGWINCH"
#define	ap_sock_disable_nagle(s)   /* NOOP */
#define	AP_MPM_PODX_RESTART_CHAR   '$'
#define	AP_MPM_PODX_GRACEFUL_CHAR   '!'
#define	AP_GRACEFUL_SHUTDOWN_TIMEOUT_COMMAND
#define	AP_ACCEPT_MUTEX_TYPE   "mpm-accept"

Typedefs
typedef void	ap_reclaim_callback_fn_t(int childnum, pid_t pid, ap_generation_t gen)
typedef struct ap_pod_t	ap_pod_t
typedef int	ap_HOOK_monitor_t(apr_pool_t *p, server_rec *s)
typedef struct ap_LINK_monitor_t	ap_LINK_monitor_t
typedef int	ap_HOOK_drop_privileges_t(apr_pool_t *pchild, server_rec *s)
typedef struct ap_LINK_drop_privileges_t	ap_LINK_drop_privileges_t
typedef int	ap_HOOK_mpm_query_t(int query_code, int *result, apr_status_t *rv)
typedef struct ap_LINK_mpm_query_t	ap_LINK_mpm_query_t
typedef apr_status_t	ap_HOOK_mpm_register_timed_callback_t(apr_time_t t, ap_mpm_callback_fn_t *cbfn, void *baton)
typedef struct ap_LINK_mpm_register_timed_callback_t	ap_LINK_mpm_register_timed_callback_t
typedef const char *	ap_HOOK_mpm_get_name_t(void)
typedef struct ap_LINK_mpm_get_name_t	ap_LINK_mpm_get_name_t
typedef void	ap_HOOK_suspend_connection_t(conn_rec *c, request_rec *r)
typedef struct ap_LINK_suspend_connection_t	ap_LINK_suspend_connection_t
typedef void	ap_HOOK_resume_connection_t(conn_rec *c, request_rec *r)
typedef struct ap_LINK_resume_connection_t	ap_LINK_resume_connection_t
typedef void	ap_HOOK_child_stopping_t(apr_pool_t *pchild, int graceful)
typedef struct ap_LINK_child_stopping_t	ap_LINK_child_stopping_t

Enumerations
enum	ap_podx_restart_t { AP_MPM_PODX_NORESTART , AP_MPM_PODX_RESTART , AP_MPM_PODX_GRACEFUL }

Functions
void	ap_reclaim_child_processes (int terminate, ap_reclaim_callback_fn_t *mpm_callback)
void	ap_relieve_child_processes (ap_reclaim_callback_fn_t *mpm_callback)
void	ap_register_extra_mpm_process (pid_t pid, ap_generation_t gen)
int	ap_unregister_extra_mpm_process (pid_t pid, ap_generation_t *old_gen)
apr_status_t	ap_mpm_safe_kill (pid_t pid, int sig)
int	ap_process_child_status (apr_proc_t *pid, apr_exit_why_e why, int status)
apr_status_t	ap_fatal_signal_setup (server_rec *s, apr_pool_t *in_pconf)
apr_status_t	ap_fatal_signal_child_setup (server_rec *s)
apr_status_t	ap_mpm_end_gen_helper (void *unused)
void	ap_wait_or_timeout (apr_exit_why_e *status, int *exitcode, apr_proc_t *ret, apr_pool_t *p, server_rec *s)
int	initgroups (const char *name, gid_t basegid)
apr_status_t	ap_mpm_pod_open (apr_pool_t *p, ap_pod_t **pod)
apr_status_t	ap_mpm_pod_check (ap_pod_t *pod)
apr_status_t	ap_mpm_pod_close (ap_pod_t *pod)
apr_status_t	ap_mpm_pod_signal (ap_pod_t *pod)
void	ap_mpm_pod_killpg (ap_pod_t *pod, int num)
apr_status_t	ap_mpm_podx_open (apr_pool_t *p, ap_pod_t **pod)
int	ap_mpm_podx_check (ap_pod_t *pod)
apr_status_t	ap_mpm_podx_close (ap_pod_t *pod)
apr_status_t	ap_mpm_podx_signal (ap_pod_t *pod, ap_podx_restart_t graceful)
void	ap_mpm_podx_killpg (ap_pod_t *pod, int num, ap_podx_restart_t graceful)
const char *	ap_check_mpm (void)
const char *	ap_mpm_set_max_requests (cmd_parms *cmd, void *dummy, const char *arg)
const char *	ap_mpm_set_pidfile (cmd_parms *cmd, void *dummy, const char *arg)
void	ap_mpm_dump_pidfile (apr_pool_t *p, apr_file_t *out)
const char *	ap_mpm_set_coredumpdir (cmd_parms *cmd, void *dummy, const char *arg)
const char *	ap_mpm_set_graceful_shutdown (cmd_parms *cmd, void *dummy, const char *arg)
int	ap_signal_server (int *, apr_pool_t *)
void	ap_mpm_rewrite_args (process_rec *)
const char *	ap_mpm_set_max_mem_free (cmd_parms *cmd, void *dummy, const char *arg)
const char *	ap_mpm_set_thread_stacksize (cmd_parms *cmd, void *dummy, const char *arg)
void	ap_core_child_status (server_rec *s, pid_t pid, ap_generation_t gen, int slot, mpm_child_status status)
void	ap_hook_monitor (ap_HOOK_monitor_t *pf, const char *const *aszPre, const char *const *aszSucc, int nOrder)
int	ap_run_monitor (apr_pool_t *p, server_rec *s)
apr_array_header_t *	ap_hook_get_monitor (void)
int	ap_sys_privileges_handlers (int inc)
void	ap_hook_drop_privileges (ap_HOOK_drop_privileges_t *pf, const char *const *aszPre, const char *const *aszSucc, int nOrder)
int	ap_run_drop_privileges (apr_pool_t *pchild, server_rec *s)
apr_array_header_t *	ap_hook_get_drop_privileges (void)
void	ap_hook_mpm_query (ap_HOOK_mpm_query_t *pf, const char *const *aszPre, const char *const *aszSucc, int nOrder)
int	ap_run_mpm_query (int query_code, int *result, apr_status_t *rv)
apr_array_header_t *	ap_hook_get_mpm_query (void)
void	ap_hook_mpm_register_timed_callback (ap_HOOK_mpm_register_timed_callback_t *pf, const char *const *aszPre, const char *const *aszSucc, int nOrder)
apr_status_t	ap_run_mpm_register_timed_callback (apr_time_t t, ap_mpm_callback_fn_t *cbfn, void *baton)
apr_array_header_t *	ap_hook_get_mpm_register_timed_callback (void)
void	ap_hook_mpm_get_name (ap_HOOK_mpm_get_name_t *pf, const char *const *aszPre, const char *const *aszSucc, int nOrder)
const char *	ap_run_mpm_get_name (void)
apr_array_header_t *	ap_hook_get_mpm_get_name (void)
void	ap_hook_suspend_connection (ap_HOOK_suspend_connection_t *pf, const char *const *aszPre, const char *const *aszSucc, int nOrder)
void	ap_run_suspend_connection (conn_rec *c, request_rec *r)
apr_array_header_t *	ap_hook_get_suspend_connection (void)
void	ap_hook_resume_connection (ap_HOOK_resume_connection_t *pf, const char *const *aszPre, const char *const *aszSucc, int nOrder)
void	ap_run_resume_connection (conn_rec *c, request_rec *r)
apr_array_header_t *	ap_hook_get_resume_connection (void)
void	ap_hook_child_stopping (ap_HOOK_child_stopping_t *pf, const char *const *aszPre, const char *const *aszSucc, int nOrder)
void	ap_run_child_stopping (apr_pool_t *pchild, int graceful)
apr_array_header_t *	ap_hook_get_child_stopping (void)
void	mpm_common_pre_config (apr_pool_t *pconf)

Variables
int	ap_max_requests_per_child
const char *	ap_pid_fname
char	ap_coredump_dir [8192]
int	ap_coredumpdir_configured
int	ap_graceful_shutdown_timeout
apr_uint32_t	ap_max_mem_free
apr_size_t	ap_thread_stacksize

Detailed Description

Multi-Processing Modules functions.

Definition in file mpm_common.h.