-/* ====================================================================
- * The Apache Software License, Version 1.1
+/* Copyright 2001-2006 The Apache Software Foundation or its licensors, as
+ * applicable.
*
- * Copyright (c) 2000-2001 The Apache Software Foundation. All rights
- * reserved.
+ * Licensed 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
*
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
+ * http://www.apache.org/licenses/LICENSE-2.0
*
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- *
- * 3. The end-user documentation included with the redistribution,
- * if any, must include the following acknowledgment:
- * "This product includes software developed by the
- * Apache Software Foundation (http://www.apache.org/)."
- * Alternately, this acknowledgment may appear in the software itself,
- * if and wherever such third-party acknowledgments normally appear.
- *
- * 4. The names "Apache" and "Apache Software Foundation" must
- * not be used to endorse or promote products derived from this
- * software without prior written permission. For written
- * permission, please contact apache@apache.org.
- *
- * 5. Products derived from this software may not be called "Apache",
- * nor may "Apache" appear in their name, without prior written
- * permission of the Apache Software Foundation.
- *
- * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
- * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
- * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
- * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
- * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
- * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- * ====================================================================
- *
- * This software consists of voluntary contributions made by many
- * individuals on behalf of the Apache Software Foundation. For more
- * information on the Apache Software Foundation, please see
- * <http://www.apache.org/>.
- *
- * Portions of this software are based upon public domain software
- * originally written at the National Center for Supercomputing Applications,
- * University of Illinois, Urbana-Champaign.
+ * 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.
*/
#include "apr.h"
#include "scoreboard.h"
AP_DECLARE_DATA scoreboard *ap_scoreboard_image = NULL;
-AP_DECLARE_DATA const char *ap_scoreboard_fname=NULL;
+AP_DECLARE_DATA const char *ap_scoreboard_fname = NULL;
AP_DECLARE_DATA int ap_extended_status = 0;
-AP_DECLARE_DATA apr_time_t ap_restart_time = 0;
#if APR_HAS_SHARED_MEMORY
-#include "apr_shmem.h"
-static apr_shmem_t *scoreboard_shm = NULL;
+
+#include "apr_shm.h"
+
+#ifndef WIN32
+static /* but must be exported to mpm_winnt */
+#endif
+ apr_shm_t *ap_scoreboard_shm = NULL;
+
#endif
+
+APR_HOOK_STRUCT(
+ APR_HOOK_LINK(pre_mpm)
+)
+
+AP_IMPLEMENT_HOOK_RUN_ALL(int,pre_mpm,
+ (apr_pool_t *p, ap_scoreboard_e sb_type),
+ (p, sb_type),OK,DECLINED)
+
+static APR_OPTIONAL_FN_TYPE(ap_proxy_lb_workers)
+ *proxy_lb_workers;
+
+struct ap_sb_handle_t {
+ int child_num;
+ int thread_num;
+};
+
+static int server_limit, thread_limit, lb_limit;
+static apr_size_t scoreboard_size;
+
/*
* ToDo:
* This function should be renamed to cleanup_shared
* and it should handle cleaning up a scoreboard shared
* between processes using any form of IPC (file, shared memory
* segment, etc.). Leave it as is now because it is being used
- * by various MPMs.
+ * by various MPMs.
*/
static apr_status_t ap_cleanup_shared_mem(void *d)
{
#if APR_HAS_SHARED_MEMORY
- apr_shm_free(scoreboard_shm, ap_scoreboard_image);
+ free(ap_scoreboard_image);
ap_scoreboard_image = NULL;
- apr_shm_destroy(scoreboard_shm);
+ apr_shm_destroy(ap_scoreboard_shm);
#endif
return APR_SUCCESS;
}
-/* ToDo: This function should be made to handle setting up
- * a scoreboard shared between processes using any IPC technique,
+AP_DECLARE(int) ap_calc_scoreboard_size(void)
+{
+ ap_mpm_query(AP_MPMQ_HARD_LIMIT_THREADS, &thread_limit);
+ ap_mpm_query(AP_MPMQ_HARD_LIMIT_DAEMONS, &server_limit);
+
+ if (!proxy_lb_workers)
+ proxy_lb_workers = APR_RETRIEVE_OPTIONAL_FN(ap_proxy_lb_workers);
+ if (proxy_lb_workers)
+ lb_limit = proxy_lb_workers();
+ else
+ lb_limit = 0;
+
+ scoreboard_size = sizeof(global_score);
+ scoreboard_size += sizeof(process_score) * server_limit;
+ scoreboard_size += sizeof(worker_score) * server_limit * thread_limit;
+ if (lb_limit)
+ scoreboard_size += sizeof(lb_score) * lb_limit;
+
+ return scoreboard_size;
+}
+
+void ap_init_scoreboard(void *shared_score)
+{
+ char *more_storage;
+ int i;
+
+ ap_calc_scoreboard_size();
+ ap_scoreboard_image =
+ calloc(1, sizeof(scoreboard) + server_limit * sizeof(worker_score *) +
+ server_limit * lb_limit * sizeof(lb_score *));
+ more_storage = shared_score;
+ ap_scoreboard_image->global = (global_score *)more_storage;
+ more_storage += sizeof(global_score);
+ ap_scoreboard_image->parent = (process_score *)more_storage;
+ more_storage += sizeof(process_score) * server_limit;
+ ap_scoreboard_image->servers =
+ (worker_score **)((char*)ap_scoreboard_image + sizeof(scoreboard));
+ for (i = 0; i < server_limit; i++) {
+ ap_scoreboard_image->servers[i] = (worker_score *)more_storage;
+ more_storage += thread_limit * sizeof(worker_score);
+ }
+ if (lb_limit) {
+ ap_scoreboard_image->balancers = (lb_score *)more_storage;
+ more_storage += lb_limit * sizeof(lb_score);
+ }
+ ap_assert(more_storage == (char*)shared_score + scoreboard_size);
+ ap_scoreboard_image->global->server_limit = server_limit;
+ ap_scoreboard_image->global->thread_limit = thread_limit;
+ ap_scoreboard_image->global->lb_limit = lb_limit;
+}
+
+/**
+ * Create a name-based scoreboard in the given pool using the
+ * given filename.
+ */
+static apr_status_t create_namebased_scoreboard(apr_pool_t *pool,
+ const char *fname)
+{
+#if APR_HAS_SHARED_MEMORY
+ apr_status_t rv;
+
+ /* The shared memory file must not exist before we create the
+ * segment. */
+ apr_shm_remove(fname, pool); /* ignore errors */
+
+ rv = apr_shm_create(&ap_scoreboard_shm, scoreboard_size, fname, pool);
+ if (rv != APR_SUCCESS) {
+ ap_log_error(APLOG_MARK, APLOG_CRIT, rv, NULL,
+ "unable to create scoreboard \"%s\" "
+ "(name-based shared memory failure)", fname);
+ return rv;
+ }
+#endif /* APR_HAS_SHARED_MEMORY */
+ return APR_SUCCESS;
+}
+
+/* ToDo: This function should be made to handle setting up
+ * a scoreboard shared between processes using any IPC technique,
* not just a shared memory segment
*/
-static void setup_shared(apr_pool_t *p)
+static apr_status_t open_scoreboard(apr_pool_t *pconf)
{
#if APR_HAS_SHARED_MEMORY
- char buf[512];
- char errmsg[120];
- const char *fname;
apr_status_t rv;
+ char *fname = NULL;
+ apr_pool_t *global_pool;
- fname = ap_server_root_relative(p, ap_scoreboard_fname);
- rv = apr_shm_init(&scoreboard_shm, SCOREBOARD_SIZE, fname, p);
+ /* We don't want to have to recreate the scoreboard after
+ * restarts, so we'll create a global pool and never clean it.
+ */
+ rv = apr_pool_create(&global_pool, NULL);
if (rv != APR_SUCCESS) {
- apr_snprintf(buf, sizeof(buf), "%s: could not open(create) scoreboard: %s",
- ap_server_argv0, apr_strerror(rv, errmsg, sizeof errmsg));
- fprintf(stderr, "%s\n", buf);
- exit(APEXIT_INIT);
+ ap_log_error(APLOG_MARK, APLOG_CRIT, rv, NULL,
+ "Fatal error: unable to create global pool "
+ "for use with by the scoreboard");
+ return rv;
}
- ap_scoreboard_image = apr_shm_malloc(scoreboard_shm, SCOREBOARD_SIZE);
- if (ap_scoreboard_image == NULL) {
- apr_snprintf(buf, sizeof(buf), "%s: cannot allocate scoreboard",
- ap_server_argv0);
- perror(buf); /* o.k. since MM sets errno */
- apr_shm_destroy(scoreboard_shm);
- exit(APEXIT_INIT);
+
+ /* The config says to create a name-based shmem */
+ if (ap_scoreboard_fname) {
+ /* make sure it's an absolute pathname */
+ fname = ap_server_root_relative(pconf, ap_scoreboard_fname);
+ if (!fname) {
+ ap_log_error(APLOG_MARK, APLOG_CRIT, APR_EBADPATH, NULL,
+ "Fatal error: Invalid Scoreboard path %s",
+ ap_scoreboard_fname);
+ return APR_EBADPATH;
+ }
+ return create_namebased_scoreboard(global_pool, fname);
}
- ap_scoreboard_image->global.running_generation = 0;
-#endif
+ else { /* config didn't specify, we get to choose shmem type */
+ rv = apr_shm_create(&ap_scoreboard_shm, scoreboard_size, NULL,
+ global_pool); /* anonymous shared memory */
+ if ((rv != APR_SUCCESS) && (rv != APR_ENOTIMPL)) {
+ ap_log_error(APLOG_MARK, APLOG_CRIT, rv, NULL,
+ "Unable to create scoreboard "
+ "(anonymous shared memory failure)");
+ return rv;
+ }
+ /* Make up a filename and do name-based shmem */
+ else if (rv == APR_ENOTIMPL) {
+ /* Make sure it's an absolute pathname */
+ ap_scoreboard_fname = DEFAULT_SCOREBOARD;
+ fname = ap_server_root_relative(pconf, ap_scoreboard_fname);
+
+ return create_namebased_scoreboard(global_pool, fname);
+ }
+ }
+#endif /* APR_HAS_SHARED_MEMORY */
+ return APR_SUCCESS;
}
-AP_DECLARE(void) reopen_scoreboard(apr_pool_t *p)
+/* If detach is non-zero, this is a seperate child process,
+ * if zero, it is a forked child.
+ */
+apr_status_t ap_reopen_scoreboard(apr_pool_t *p, apr_shm_t **shm, int detached)
{
+#if APR_HAS_SHARED_MEMORY
+ if (!detached) {
+ return APR_SUCCESS;
+ }
+ if (apr_shm_size_get(ap_scoreboard_shm) < scoreboard_size) {
+ ap_log_error(APLOG_MARK, APLOG_CRIT, 0, NULL,
+ "Fatal error: shared scoreboard too small for child!");
+ apr_shm_detach(ap_scoreboard_shm);
+ ap_scoreboard_shm = NULL;
+ return APR_EINVAL;
+ }
+ /* everything will be cleared shortly */
+ if (*shm) {
+ *shm = ap_scoreboard_shm;
+ }
+#endif
+ return APR_SUCCESS;
}
-/* ap_cleanup_scoreboard
- *
- */
-apr_status_t ap_cleanup_scoreboard(void *d) {
- if (ap_scoreboard_image == NULL)
+apr_status_t ap_cleanup_scoreboard(void *d)
+{
+ if (ap_scoreboard_image == NULL) {
return APR_SUCCESS;
- if (ap_scoreboard_image->global.sb_type == SB_SHARED) {
+ }
+ if (ap_scoreboard_image->global->sb_type == SB_SHARED) {
ap_cleanup_shared_mem(NULL);
}
else {
+ free(ap_scoreboard_image->global);
free(ap_scoreboard_image);
ap_scoreboard_image = NULL;
}
return APR_SUCCESS;
}
-/* ap_create_scoreboard(apr_pool_t*, ap_scoreboard_e t)
- *
- * Create or reinit an existing scoreboard. The MPM can control whether
+/* Create or reinit an existing scoreboard. The MPM can control whether
* the scoreboard is shared across multiple processes or not
*/
-AP_DECLARE(void) ap_create_scoreboard(apr_pool_t *p, ap_scoreboard_e sb_type)
+int ap_create_scoreboard(apr_pool_t *p, ap_scoreboard_e sb_type)
{
int running_gen = 0;
- if (ap_scoreboard_image)
- running_gen = ap_scoreboard_image->global.running_generation;
- if (ap_scoreboard_image == NULL) {
- if (sb_type == SB_SHARED) {
- setup_shared(p);
+ int i;
+#if APR_HAS_SHARED_MEMORY
+ apr_status_t rv;
+#endif
+
+ if (ap_scoreboard_image) {
+ running_gen = ap_scoreboard_image->global->running_generation;
+ ap_scoreboard_image->global->restart_time = apr_time_now();
+ memset(ap_scoreboard_image->parent, 0,
+ sizeof(process_score) * server_limit);
+ for (i = 0; i < server_limit; i++) {
+ memset(ap_scoreboard_image->servers[i], 0,
+ sizeof(worker_score) * thread_limit);
}
- else {
- /* A simple malloc will suffice */
- char buf[512];
- ap_scoreboard_image = (scoreboard *) malloc(SCOREBOARD_SIZE);
- if (ap_scoreboard_image == NULL) {
- apr_snprintf(buf, sizeof(buf), "%s: cannot allocate scoreboard",
- ap_server_argv0);
- perror(buf); /* o.k. since MM sets errno */
- exit(APEXIT_INIT);
- }
+ /* Clean up the lb workers data */
+ if (lb_limit) {
+ memset(ap_scoreboard_image->balancers, 0,
+ sizeof(lb_score) * lb_limit);
}
+ return OK;
}
- memset(ap_scoreboard_image, 0, SCOREBOARD_SIZE);
- ap_scoreboard_image->global.sb_type = sb_type;
- ap_scoreboard_image->global.running_generation = running_gen;
- ap_restart_time = apr_time_now();
+
+ ap_calc_scoreboard_size();
+#if APR_HAS_SHARED_MEMORY
+ if (sb_type == SB_SHARED) {
+ void *sb_shared;
+ rv = open_scoreboard(p);
+ if (rv || !(sb_shared = apr_shm_baseaddr_get(ap_scoreboard_shm))) {
+ return HTTP_INTERNAL_SERVER_ERROR;
+ }
+ memset(sb_shared, 0, scoreboard_size);
+ ap_init_scoreboard(sb_shared);
+ }
+ else
+#endif
+ {
+ /* A simple malloc will suffice */
+ void *sb_mem = calloc(1, scoreboard_size);
+ if (sb_mem == NULL) {
+ ap_log_error(APLOG_MARK, APLOG_CRIT, 0, NULL,
+ "(%d)%s: cannot allocate scoreboard",
+ errno, strerror(errno));
+ return HTTP_INTERNAL_SERVER_ERROR;
+ }
+ ap_init_scoreboard(sb_mem);
+ }
+
+ ap_scoreboard_image->global->sb_type = sb_type;
+ ap_scoreboard_image->global->running_generation = running_gen;
+ ap_scoreboard_image->global->restart_time = apr_time_now();
+
apr_pool_cleanup_register(p, NULL, ap_cleanup_scoreboard, apr_pool_cleanup_null);
+
+ return OK;
}
/* Routines called to deal with the scoreboard image
* anyway.
*/
-void ap_sync_scoreboard_image(void)
-{
-}
-
AP_DECLARE(int) ap_exists_scoreboard_image(void)
{
return (ap_scoreboard_image ? 1 : 0);
}
-static APR_INLINE void put_scoreboard_info(int child_num, int thread_num,
- worker_score *new_score_rec)
-{
- /* XXX - needs to be fixed to account for threads */
-#ifdef SCOREBOARD_FILE
- lseek(scoreboard_fd, (long) child_num * sizeof(worker_score), 0);
- force_write(scoreboard_fd, new_score_rec, sizeof(worker_score));
-#endif
-}
-
-void update_scoreboard_global(void)
-{
-#ifdef SCOREBOARD_FILE
- lseek(scoreboard_fd,
- (char *) &ap_scoreboard_image->global -(char *) ap_scoreboard_image, 0);
- force_write(scoreboard_fd, &ap_scoreboard_image->global,
- sizeof ap_scoreboard_image->global);
-#endif
-}
-
-AP_DECLARE(void) ap_increment_counts(int child_num, int thread_num, request_rec *r)
+AP_DECLARE(void) ap_increment_counts(ap_sb_handle_t *sb, request_rec *r)
{
worker_score *ws;
- ws = &ap_scoreboard_image->servers[child_num][thread_num];
+ ws = &ap_scoreboard_image->servers[sb->child_num][sb->thread_num];
#ifdef HAVE_TIMES
times(&ws->times);
ws->bytes_served += r->bytes_sent;
ws->my_bytes_served += r->bytes_sent;
ws->conn_bytes += r->bytes_sent;
-
- put_scoreboard_info(child_num, thread_num, ws);
}
-AP_DECLARE(int) find_child_by_pid(apr_proc_t *pid)
+int find_child_by_pid(apr_proc_t *pid)
{
int i;
int max_daemons_limit;
ap_mpm_query(AP_MPMQ_MAX_DAEMONS, &max_daemons_limit);
- for (i = 0; i < max_daemons_limit; ++i)
- if (ap_scoreboard_image->parent[i].pid == pid->pid)
- return i;
+ for (i = 0; i < max_daemons_limit; ++i) {
+ if (ap_scoreboard_image->parent[i].pid == pid->pid) {
+ return i;
+ }
+ }
return -1;
}
-int ap_update_child_status(int child_num, int thread_num, int status, request_rec *r)
+AP_DECLARE(void) ap_create_sb_handle(ap_sb_handle_t **new_sbh, apr_pool_t *p,
+ int child_num, int thread_num)
+{
+ *new_sbh = (ap_sb_handle_t *)apr_palloc(p, sizeof(ap_sb_handle_t));
+ (*new_sbh)->child_num = child_num;
+ (*new_sbh)->thread_num = thread_num;
+}
+
+AP_DECLARE(int) ap_update_child_status_from_indexes(int child_num,
+ int thread_num,
+ int status,
+ request_rec *r)
{
int old_status;
worker_score *ws;
process_score *ps;
- if (child_num < 0)
- return -1;
+ if (child_num < 0) {
+ return -1;
+ }
ws = &ap_scoreboard_image->servers[child_num][thread_num];
old_status = ws->status;
ws->status = status;
ps = &ap_scoreboard_image->parent[child_num];
-
+
if (status == SERVER_READY
- && old_status == SERVER_STARTING) {
- ws->thread_num = child_num * HARD_SERVER_LIMIT + thread_num;
+ && old_status == SERVER_STARTING) {
+ ws->thread_num = child_num * thread_limit + thread_num;
ps->generation = ap_my_generation;
- ps->worker_threads = ap_threads_per_child;
}
if (ap_extended_status) {
- ws->last_used = apr_time_now();
- if (status == SERVER_READY || status == SERVER_DEAD) {
- /*
- * Reset individual counters
- */
- if (status == SERVER_DEAD) {
- ws->my_access_count = 0L;
- ws->my_bytes_served = 0L;
- }
- ws->conn_count = (unsigned short) 0;
- ws->conn_bytes = (unsigned long) 0;
- }
- if (r) {
- conn_rec *c = r->connection;
- apr_cpystrn(ws->client, ap_get_remote_host(c, r->per_dir_config,
- REMOTE_NOLOOKUP, NULL), sizeof(ws->client));
- if (r->the_request == NULL) {
- apr_cpystrn(ws->request, "NULL", sizeof(ws->request));
- } else if (r->parsed_uri.password == NULL) {
- apr_cpystrn(ws->request, r->the_request, sizeof(ws->request));
- } else {
- /* Don't reveal the password in the server-status view */
- apr_cpystrn(ws->request, apr_pstrcat(r->pool, r->method, " ",
- apr_uri_unparse_components(r->pool, &r->parsed_uri, UNP_OMITPASSWORD),
- r->assbackwards ? NULL : " ", r->protocol, NULL),
- sizeof(ws->request));
- }
- ws->vhostrec = r->server;
- }
+ ws->last_used = apr_time_now();
+ if (status == SERVER_READY || status == SERVER_DEAD) {
+ /*
+ * Reset individual counters
+ */
+ if (status == SERVER_DEAD) {
+ ws->my_access_count = 0L;
+ ws->my_bytes_served = 0L;
+ }
+ ws->conn_count = 0;
+ ws->conn_bytes = 0;
+ }
+ if (r) {
+ conn_rec *c = r->connection;
+ apr_cpystrn(ws->client, ap_get_remote_host(c, r->per_dir_config,
+ REMOTE_NOLOOKUP, NULL), sizeof(ws->client));
+ if (r->the_request == NULL) {
+ apr_cpystrn(ws->request, "NULL", sizeof(ws->request));
+ } else if (r->parsed_uri.password == NULL) {
+ apr_cpystrn(ws->request, r->the_request, sizeof(ws->request));
+ } else {
+ /* Don't reveal the password in the server-status view */
+ apr_cpystrn(ws->request, apr_pstrcat(r->pool, r->method, " ",
+ apr_uri_unparse(r->pool, &r->parsed_uri,
+ APR_URI_UNP_OMITPASSWORD),
+ r->assbackwards ? NULL : " ", r->protocol, NULL),
+ sizeof(ws->request));
+ }
+ apr_cpystrn(ws->vhost, r->server->server_hostname,
+ sizeof(ws->vhost));
+ }
}
-
- put_scoreboard_info(child_num, thread_num, ws);
+
return old_status;
}
-void ap_time_process_request(int child_num, int thread_num, int status)
+AP_DECLARE(int) ap_update_child_status(ap_sb_handle_t *sbh, int status,
+ request_rec *r)
+{
+ return ap_update_child_status_from_indexes(sbh->child_num, sbh->thread_num,
+ status, r);
+}
+
+void ap_time_process_request(ap_sb_handle_t *sbh, int status)
{
worker_score *ws;
- if (child_num < 0)
- return;
+ if (sbh->child_num < 0) {
+ return;
+ }
- ws = &ap_scoreboard_image->servers[child_num][thread_num];
+ ws = &ap_scoreboard_image->servers[sbh->child_num][sbh->thread_num];
if (status == START_PREQUEST) {
- ws->start_time = apr_time_now();
+ ws->start_time = apr_time_now();
}
else if (status == STOP_PREQUEST) {
- ws->stop_time = apr_time_now();
+ ws->stop_time = apr_time_now();
}
- put_scoreboard_info(child_num, thread_num, ws);
}
-worker_score *ap_get_servers_scoreboard(int x, int y)
+AP_DECLARE(worker_score *) ap_get_scoreboard_worker(int x, int y)
{
- if (((x < 0) || (HARD_SERVER_LIMIT < x)) ||
- ((y < 0) || (HARD_THREAD_LIMIT < y))) {
+ if (((x < 0) || (server_limit < x)) ||
+ ((y < 0) || (thread_limit < y))) {
return(NULL); /* Out of range */
}
- return(&ap_scoreboard_image->servers[x][y]);
+ return &ap_scoreboard_image->servers[x][y];
}
-process_score *ap_get_parent_scoreboard(int x)
+AP_DECLARE(process_score *) ap_get_scoreboard_process(int x)
{
- if ((x < 0) || (HARD_SERVER_LIMIT < x)) {
+ if ((x < 0) || (server_limit < x)) {
return(NULL); /* Out of range */
}
- return(&ap_scoreboard_image->parent[x]);
+ return &ap_scoreboard_image->parent[x];
}
+AP_DECLARE(global_score *) ap_get_scoreboard_global()
+{
+ return ap_scoreboard_image->global;
+}
+
+AP_DECLARE(lb_score *) ap_get_scoreboard_lb(int lb_num)
+{
+ if (((lb_num < 0) || (lb_limit < lb_num))) {
+ return(NULL); /* Out of range */
+ }
+ return &ap_scoreboard_image->balancers[lb_num];
+}