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Diffstat (limited to 'rubbos/app/apache2/include/scoreboard.h')
| -rw-r--r-- | rubbos/app/apache2/include/scoreboard.h | 197 |
1 files changed, 0 insertions, 197 deletions
diff --git a/rubbos/app/apache2/include/scoreboard.h b/rubbos/app/apache2/include/scoreboard.h deleted file mode 100644 index 6ca18582..00000000 --- a/rubbos/app/apache2/include/scoreboard.h +++ /dev/null @@ -1,197 +0,0 @@ -/* Licensed to the Apache Software Foundation (ASF) under one or more - * contributor license agreements. See the NOTICE file distributed with - * this work for additional information regarding copyright ownership. - * The ASF licenses this file to You under the Apache License, Version 2.0 - * (the "License"); you may not use this file except in compliance with - * the License. You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#ifndef APACHE_SCOREBOARD_H -#define APACHE_SCOREBOARD_H - -#ifdef __cplusplus -extern "C" { -#endif - -#ifdef HAVE_SYS_TIMES_H -#include <sys/time.h> -#include <sys/times.h> -#elif defined(TPF) -#include <time.h> -#endif - -#include "ap_config.h" -#include "apr_hooks.h" -#include "apr_thread_proc.h" -#include "apr_portable.h" -#include "apr_shm.h" - -/* Scoreboard file, if there is one */ -#ifndef DEFAULT_SCOREBOARD -#define DEFAULT_SCOREBOARD "logs/apache_runtime_status" -#endif - -/* Scoreboard info on a process is, for now, kept very brief --- - * just status value and pid (the latter so that the caretaker process - * can properly update the scoreboard when a process dies). We may want - * to eventually add a separate set of long_score structures which would - * give, for each process, the number of requests serviced, and info on - * the current, or most recent, request. - * - * Status values: - */ - -#define SERVER_DEAD 0 -#define SERVER_STARTING 1 /* Server Starting up */ -#define SERVER_READY 2 /* Waiting for connection (or accept() lock) */ -#define SERVER_BUSY_READ 3 /* Reading a client request */ -#define SERVER_BUSY_WRITE 4 /* Processing a client request */ -#define SERVER_BUSY_KEEPALIVE 5 /* Waiting for more requests via keepalive */ -#define SERVER_BUSY_LOG 6 /* Logging the request */ -#define SERVER_BUSY_DNS 7 /* Looking up a hostname */ -#define SERVER_CLOSING 8 /* Closing the connection */ -#define SERVER_GRACEFUL 9 /* server is gracefully finishing request */ -#define SERVER_IDLE_KILL 10 /* Server is cleaning up idle children. */ -#define SERVER_NUM_STATUS 11 /* number of status settings */ - -/* Type used for generation indicies. Startup and every restart cause a - * new generation of children to be spawned. Children within the same - * generation share the same configuration information -- pointers to stuff - * created at config time in the parent are valid across children. However, - * this can't work effectively with non-forked architectures. So while the - * arrays in the scoreboard never change between the parent and forked - * children, so they do not require shm storage, the contents of the shm - * may contain no pointers. - */ -typedef int ap_generation_t; - -/* Is the scoreboard shared between processes or not? - * Set by the MPM when the scoreboard is created. - */ -typedef enum { - SB_NOT_SHARED = 1, - SB_SHARED = 2 -} ap_scoreboard_e; - -#define SB_WORKING 0 /* The server is busy and the child is useful. */ -#define SB_IDLE_DIE 1 /* The server is idle and the child is superfluous. */ - /* The child should check for this and exit gracefully. */ - -/* stuff which is worker specific */ -/***********************WARNING***************************************/ -/* These are things that are used by mod_status. Do not put anything */ -/* in here that you cannot live without. This structure will not */ -/* be available if mod_status is not loaded. */ -/*********************************************************************/ -typedef struct worker_score worker_score; - -struct worker_score { - int thread_num; -#if APR_HAS_THREADS - apr_os_thread_t tid; -#endif - unsigned char status; - unsigned long access_count; - apr_off_t bytes_served; - unsigned long my_access_count; - apr_off_t my_bytes_served; - apr_off_t conn_bytes; - unsigned short conn_count; - apr_time_t start_time; - apr_time_t stop_time; -#ifdef HAVE_TIMES - struct tms times; -#endif - apr_time_t last_used; - char client[32]; /* Keep 'em small... */ - char request[64]; /* We just want an idea... */ - char vhost[32]; /* What virtual host is being accessed? */ -}; - -typedef struct { - int server_limit; - int thread_limit; - ap_scoreboard_e sb_type; - ap_generation_t running_generation; /* the generation of children which - * should still be serving requests. */ - apr_time_t restart_time; -} global_score; - -/* stuff which the parent generally writes and the children rarely read */ -typedef struct process_score process_score; -struct process_score{ - pid_t pid; - ap_generation_t generation; /* generation of this child */ - ap_scoreboard_e sb_type; - int quiescing; /* the process whose pid is stored above is - * going down gracefully - */ -}; - -/* Scoreboard is now in 'local' memory, since it isn't updated once created, - * even in forked architectures. Child created-processes (non-fork) will - * set up these indicies into the (possibly relocated) shmem records. - */ -typedef struct { - global_score *global; - process_score *parent; - worker_score **servers; -} scoreboard; - -typedef struct ap_sb_handle_t ap_sb_handle_t; - -AP_DECLARE(int) ap_exists_scoreboard_image(void); -AP_DECLARE(void) ap_increment_counts(ap_sb_handle_t *sbh, request_rec *r); - -int ap_create_scoreboard(apr_pool_t *p, ap_scoreboard_e t); -apr_status_t ap_reopen_scoreboard(apr_pool_t *p, apr_shm_t **shm, int detached); -void ap_init_scoreboard(void *shared_score); -AP_DECLARE(int) ap_calc_scoreboard_size(void); -apr_status_t ap_cleanup_scoreboard(void *d); - -AP_DECLARE(void) ap_create_sb_handle(ap_sb_handle_t **new_sbh, apr_pool_t *p, - int child_num, int thread_num); - -AP_DECLARE(int) find_child_by_pid(apr_proc_t *pid); -AP_DECLARE(int) ap_update_child_status(ap_sb_handle_t *sbh, int status, request_rec *r); -AP_DECLARE(int) ap_update_child_status_from_indexes(int child_num, int thread_num, - int status, request_rec *r); -void ap_time_process_request(ap_sb_handle_t *sbh, int status); - -AP_DECLARE(worker_score *) ap_get_scoreboard_worker(int x, int y); -AP_DECLARE(process_score *) ap_get_scoreboard_process(int x); -AP_DECLARE(global_score *) ap_get_scoreboard_global(void); - -AP_DECLARE_DATA extern scoreboard *ap_scoreboard_image; -AP_DECLARE_DATA extern const char *ap_scoreboard_fname; -AP_DECLARE_DATA extern int ap_extended_status; - -AP_DECLARE_DATA extern ap_generation_t volatile ap_my_generation; - -/* Hooks */ -/** - * Hook for post scoreboard creation, pre mpm. - * @param p Apache pool to allocate from. - * @param sb_type - * @ingroup hooks - * @return OK or DECLINE on success; anything else is a error - */ -AP_DECLARE_HOOK(int, pre_mpm, (apr_pool_t *p, ap_scoreboard_e sb_type)) - -/* for time_process_request() in http_main.c */ -#define START_PREQUEST 1 -#define STOP_PREQUEST 2 - -#ifdef __cplusplus -} -#endif - -#endif /* !APACHE_SCOREBOARD_H */ |