mod_watchdog.c File Reference

#include "apr.h"
#include "mod_watchdog.h"
#include "ap_provider.h"
#include "ap_mpm.h"
#include "http_core.h"
#include "util_mutex.h"
#include "apr_atomic.h"

Go to the source code of this file.

Classes
struct	watchdog_list_t
struct	ap_watchdog_t
struct	wd_server_conf_t

Macros
#define	AP_WATCHDOG_PGROUP   "watchdog"
#define	AP_WATCHDOG_PVERSION   "parent"
#define	AP_WATCHDOG_CVERSION   "child"

Typedefs
typedef struct watchdog_list_t	watchdog_list_t
typedef struct wd_server_conf_t	wd_server_conf_t

Functions
static apr_status_t	wd_worker_cleanup (void *data)
static void *APR_THREAD_FUNC	wd_worker (apr_thread_t *thread, void *data)
static apr_status_t	wd_startup (ap_watchdog_t *w, apr_pool_t *p)
static apr_status_t	ap_watchdog_get_instance (ap_watchdog_t **watchdog, const char *name, int parent, int singleton, apr_pool_t *p)
static apr_status_t	ap_watchdog_set_callback_interval (ap_watchdog_t *w, apr_interval_time_t interval, const void *data, ap_watchdog_callback_fn_t *callback)
static apr_status_t	ap_watchdog_register_callback (ap_watchdog_t *w, apr_interval_time_t interval, const void *data, ap_watchdog_callback_fn_t *callback)
static int	wd_pre_config_hook (apr_pool_t *pconf, apr_pool_t *plog, apr_pool_t *ptemp)
static int	wd_post_config_hook (apr_pool_t *pconf, apr_pool_t *plog, apr_pool_t *ptemp, server_rec *s)
static void	wd_child_init_hook (apr_pool_t *p, server_rec *s)
static const char *	wd_cmd_watchdog_int (cmd_parms *cmd, void *dummy, const char *arg)
static void	wd_register_hooks (apr_pool_t *p)
void	ap_hook_watchdog_need (ap_HOOK_watchdog_need_t *pf, const char *const *aszPre, const char *const *aszSucc, int nOrder)
apr_array_header_t *	ap_hook_get_watchdog_need (void)
int	ap_run_watchdog_need (server_rec *s, const char *name, int parent, int singleton)
void	ap_hook_watchdog_init (ap_HOOK_watchdog_init_t *pf, const char *const *aszPre, const char *const *aszSucc, int nOrder)
apr_array_header_t *	ap_hook_get_watchdog_init (void)
int	ap_run_watchdog_init (server_rec *s, const char *name, apr_pool_t *pool)
void	ap_hook_watchdog_exit (ap_HOOK_watchdog_exit_t *pf, const char *const *aszPre, const char *const *aszSucc, int nOrder)
apr_array_header_t *	ap_hook_get_watchdog_exit (void)
int	ap_run_watchdog_exit (server_rec *s, const char *name, apr_pool_t *pool)
void	ap_hook_watchdog_step (ap_HOOK_watchdog_step_t *pf, const char *const *aszPre, const char *const *aszSucc, int nOrder)
apr_array_header_t *	ap_hook_get_watchdog_step (void)
int	ap_run_watchdog_step (server_rec *s, const char *name, apr_pool_t *pool)

Variables
static wd_server_conf_t *	wd_server_conf = NULL
static apr_interval_time_t	wd_interval = APR_INT64_C( 1000000 )
static int	mpm_is_forked = 0
static const char *	wd_proc_mutex_type = "watchdog-callback"
static const command_rec	wd_directives []
static int *const	aplog_module_index = &( watchdog_module.module_index)
struct {
apr_array_header_t *   link_watchdog_need
apr_array_header_t *   link_watchdog_init
apr_array_header_t *   link_watchdog_exit
apr_array_header_t *   link_watchdog_step
}	_hooks

Macro Definition Documentation

AP_WATCHDOG_CVERSION

#define AP_WATCHDOG_CVERSION   "child"

Definition at line 31 of file mod_watchdog.c.

AP_WATCHDOG_PGROUP

#define AP_WATCHDOG_PGROUP   "watchdog"

Definition at line 29 of file mod_watchdog.c.

AP_WATCHDOG_PVERSION

#define AP_WATCHDOG_PVERSION   "parent"

Definition at line 30 of file mod_watchdog.c.

Typedef Documentation

watchdog_list_t

typedef struct watchdog_list_t watchdog_list_t

Definition at line 33 of file mod_watchdog.c.

wd_server_conf_t

typedef struct wd_server_conf_t wd_server_conf_t

Definition at line 60 of file mod_watchdog.c.

Function Documentation

ap_watchdog_get_instance()

static apr_status_t ap_watchdog_get_instance ( ap_watchdog_t **  watchdog, const char *  name, int  parent, int  singleton, apr_pool_t *  p  )

static

< This value specifies that an * MPM is not capable of * threading or forking.

Definition at line 291 of file mod_watchdog.c.

ap_watchdog_register_callback()

static apr_status_t ap_watchdog_register_callback ( ap_watchdog_t *  w, apr_interval_time_t  interval, const void *  data, ap_watchdog_callback_fn_t *  callback  )

static

Definition at line 346 of file mod_watchdog.c.

ap_watchdog_set_callback_interval()

static apr_status_t ap_watchdog_set_callback_interval ( ap_watchdog_t *  w, apr_interval_time_t  interval, const void *  data, ap_watchdog_callback_fn_t *  callback  )

static

Definition at line 321 of file mod_watchdog.c.

wd_child_init_hook()

static void wd_child_init_hook ( apr_pool_t *  p, server_rec *  s  )

static

< Module has handled this stage.

Definition at line 551 of file mod_watchdog.c.

wd_cmd_watchdog_int()

static const char * wd_cmd_watchdog_int ( cmd_parms *  cmd, void *  dummy, const char *  arg  )

static

< Forbidden in <VirtualHost>

< Forbidden in <Limit>

< Forbidden in <Directory>

< Forbidden in <Location>

< Forbidden in <Files> or <If>

< Forbidden in <Proxy>

Definition at line 594 of file mod_watchdog.c.

wd_post_config_hook()

static int wd_post_config_hook ( apr_pool_t *  pconf, apr_pool_t *  plog, apr_pool_t *  ptemp, server_rec *  s  )

static

< Module has handled this stage.

< Module has handled this stage.

< Module has handled this stage.

< Module has handled this stage.

Definition at line 425 of file mod_watchdog.c.

wd_pre_config_hook()

static int wd_pre_config_hook ( apr_pool_t *  pconf, apr_pool_t *  plog, apr_pool_t *  ptemp  )

static

< This value specifies that an * MPM is not capable of * threading or forking.

< Module has handled this stage.

Definition at line 386 of file mod_watchdog.c.

wd_register_hooks()

static void wd_register_hooks ( apr_pool_t *  p )

static

Definition at line 636 of file mod_watchdog.c.

wd_startup()

static apr_status_t wd_startup ( ap_watchdog_t *  w, apr_pool_t *  p  )

static

Definition at line 268 of file mod_watchdog.c.

wd_worker()

static void *APR_THREAD_FUNC wd_worker ( apr_thread_t *  thread, void *  data  )

static

Definition at line 107 of file mod_watchdog.c.

wd_worker_cleanup()

static apr_status_t wd_worker_cleanup ( void *  data )

static

Definition at line 74 of file mod_watchdog.c.

Variable Documentation

[struct]

struct { ... } _hooks

aplog_module_index

int* const aplog_module_index = &( watchdog_module.module_index)

static

Definition at line 677 of file mod_watchdog.c.

link_watchdog_exit

apr_array_header_t* link_watchdog_exit

Definition at line 697 of file mod_watchdog.c.

link_watchdog_init

apr_array_header_t* link_watchdog_init

Definition at line 697 of file mod_watchdog.c.

link_watchdog_need

apr_array_header_t* link_watchdog_need

Definition at line 697 of file mod_watchdog.c.

link_watchdog_step

apr_array_header_t* link_watchdog_step

Definition at line 697 of file mod_watchdog.c.

mpm_is_forked

int mpm_is_forked = 0

static

This value specifies that an * MPM is not capable of * threading or forking.

Definition at line 71 of file mod_watchdog.c.

wd_directives

const command_rec wd_directives[]

static

Initial value:

=
{
    
 
 
 
 
 
{  "WatchdogInterval" ,           wd_cmd_watchdog_int ,           NULL ,            128   , TAKE1,           "Watchdog interval in seconds"  },
    {NULL}
}

Definition at line 619 of file mod_watchdog.c.

wd_interval

apr_interval_time_t wd_interval = APR_INT64_C( 1000000 )

static

Definition at line 70 of file mod_watchdog.c.

wd_proc_mutex_type

const char* wd_proc_mutex_type = "watchdog-callback"

static

Definition at line 72 of file mod_watchdog.c.

wd_server_conf

wd_server_conf_t* wd_server_conf = NULL

static

Definition at line 69 of file mod_watchdog.c.