1366 lines
44 KiB
C
1366 lines
44 KiB
C
/* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The ASF licenses this file to You under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/*
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* httpd.c: simple http daemon for answering WWW file requests
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*
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*
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* 03-21-93 Rob McCool wrote original code (up to NCSA HTTPd 1.3)
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*
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* 03-06-95 blong
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* changed server number for child-alone processes to 0 and changed name
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* of processes
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*
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* 03-10-95 blong
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* Added numerous speed hacks proposed by Robert S. Thau (rst@ai.mit.edu)
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* including set group before fork, and call gettime before to fork
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* to set up libraries.
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*
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* 04-14-95 rst / rh
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* Brandon's code snarfed from NCSA 1.4, but tinkered to work with the
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* Apache server, and also to have child processes do accept() directly.
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*
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* April-July '95 rst
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* Extensive rework for Apache.
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*/
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#include "apr.h"
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#include "apr_portable.h"
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#include "apr_strings.h"
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#include "apr_thread_proc.h"
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#include "apr_signal.h"
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#include "apr_tables.h"
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#include "apr_getopt.h"
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#include "apr_thread_mutex.h"
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#define APR_WANT_STDIO
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#define APR_WANT_STRFUNC
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#include "apr_want.h"
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#if APR_HAVE_UNISTD_H
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#include <unistd.h>
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#endif
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#if APR_HAVE_SYS_TYPES_H
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#include <sys/types.h>
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#endif
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#ifndef USE_WINSOCK
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#include <sys/select.h>
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#endif
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#include "ap_config.h"
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#include "httpd.h"
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#include "mpm_default.h"
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#include "http_main.h"
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#include "http_log.h"
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#include "http_config.h"
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#include "http_core.h" /* for get_remote_host */
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#include "http_connection.h"
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#include "scoreboard.h"
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#include "ap_mpm.h"
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#include "mpm_common.h"
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#include "ap_listen.h"
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#include "ap_mmn.h"
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#ifdef HAVE_TIME_H
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#include <time.h>
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#endif
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#include <signal.h>
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#include <netware.h>
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#include <nks/netware.h>
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#include <library.h>
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#include <screen.h>
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int nlmUnloadSignaled(int wait);
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/* Limit on the total --- clients will be locked out if more servers than
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* this are needed. It is intended solely to keep the server from crashing
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* when things get out of hand.
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*
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* We keep a hard maximum number of servers, for two reasons --- first off,
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* in case something goes seriously wrong, we want to stop the fork bomb
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* short of actually crashing the machine we're running on by filling some
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* kernel table. Secondly, it keeps the size of the scoreboard file small
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* enough that we can read the whole thing without worrying too much about
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* the overhead.
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*/
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#ifndef HARD_SERVER_LIMIT
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#define HARD_SERVER_LIMIT 1
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#endif
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#define WORKER_DEAD SERVER_DEAD
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#define WORKER_STARTING SERVER_STARTING
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#define WORKER_READY SERVER_READY
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#define WORKER_IDLE_KILL SERVER_IDLE_KILL
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#define MPM_HARD_LIMITS_FILE "/mpm_default.h"
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/* *Non*-shared http_main globals... */
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static int ap_threads_per_child=0; /* Worker threads per child */
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static int ap_threads_to_start=0;
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static int ap_threads_min_free=0;
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static int ap_threads_max_free=0;
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static int ap_threads_limit=0;
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static int mpm_state = AP_MPMQ_STARTING;
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/*
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* The max child slot ever assigned, preserved across restarts. Necessary
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* to deal with MaxRequestWorkers changes across SIGWINCH restarts. We use this
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* value to optimize routines that have to scan the entire scoreboard.
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*/
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static int ap_max_workers_limit = -1;
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int hold_screen_on_exit = 0; /* Indicates whether the screen should be held open */
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static fd_set listenfds;
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static int listenmaxfd;
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static apr_pool_t *pconf; /* Pool for config stuff */
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static apr_pool_t *pmain; /* Pool for httpd child stuff */
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static pid_t ap_my_pid; /* it seems silly to call getpid all the time */
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static char *ap_my_addrspace = NULL;
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static int die_now = 0;
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/* Keep track of the number of worker threads currently active */
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static unsigned long worker_thread_count;
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static int request_count;
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/* Structure used to register/deregister a console handler with the OS */
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static int InstallConsoleHandler(void);
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static void RemoveConsoleHandler(void);
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static int CommandLineInterpreter(scr_t screenID, const char *commandLine);
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static CommandParser_t ConsoleHandler = {0, NULL, 0};
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#define HANDLEDCOMMAND 0
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#define NOTMYCOMMAND 1
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static int show_settings = 0;
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//#define DBINFO_ON
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//#define DBPRINT_ON
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#ifdef DBPRINT_ON
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#define DBPRINT0(s) printf(s)
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#define DBPRINT1(s,v1) printf(s,v1)
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#define DBPRINT2(s,v1,v2) printf(s,v1,v2)
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#else
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#define DBPRINT0(s)
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#define DBPRINT1(s,v1)
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#define DBPRINT2(s,v1,v2)
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#endif
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/* volatile just in case */
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static int volatile shutdown_pending;
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static int volatile restart_pending;
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static int volatile is_graceful;
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static int volatile wait_to_finish=1;
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static ap_generation_t volatile ap_my_generation=0;
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/* a clean exit from a child with proper cleanup */
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static void clean_child_exit(int code, int worker_num, apr_pool_t *ptrans,
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apr_bucket_alloc_t *bucket_alloc) __attribute__ ((noreturn));
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static void clean_child_exit(int code, int worker_num, apr_pool_t *ptrans,
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apr_bucket_alloc_t *bucket_alloc)
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{
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apr_bucket_alloc_destroy(bucket_alloc);
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if (!shutdown_pending) {
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apr_pool_destroy(ptrans);
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}
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atomic_dec (&worker_thread_count);
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if (worker_num >=0)
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ap_update_child_status_from_indexes(0, worker_num, WORKER_DEAD,
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(request_rec *) NULL);
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NXThreadExit((void*)&code);
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}
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/* proper cleanup when returning from ap_mpm_run() */
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static void mpm_main_cleanup(void)
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{
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if (pmain) {
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apr_pool_destroy(pmain);
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}
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}
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static int netware_query(int query_code, int *result, apr_status_t *rv)
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{
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*rv = APR_SUCCESS;
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switch(query_code){
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case AP_MPMQ_MAX_DAEMON_USED:
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*result = 1;
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break;
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case AP_MPMQ_IS_THREADED:
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*result = AP_MPMQ_DYNAMIC;
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break;
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case AP_MPMQ_IS_FORKED:
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*result = AP_MPMQ_NOT_SUPPORTED;
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break;
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case AP_MPMQ_HARD_LIMIT_DAEMONS:
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*result = HARD_SERVER_LIMIT;
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break;
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case AP_MPMQ_HARD_LIMIT_THREADS:
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*result = HARD_THREAD_LIMIT;
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break;
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case AP_MPMQ_MAX_THREADS:
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*result = ap_threads_limit;
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break;
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case AP_MPMQ_MIN_SPARE_DAEMONS:
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*result = 0;
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break;
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case AP_MPMQ_MIN_SPARE_THREADS:
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*result = ap_threads_min_free;
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break;
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case AP_MPMQ_MAX_SPARE_DAEMONS:
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*result = 0;
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break;
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case AP_MPMQ_MAX_SPARE_THREADS:
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*result = ap_threads_max_free;
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break;
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case AP_MPMQ_MAX_REQUESTS_DAEMON:
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*result = ap_max_requests_per_child;
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break;
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case AP_MPMQ_MAX_DAEMONS:
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*result = 1;
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break;
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case AP_MPMQ_MPM_STATE:
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*result = mpm_state;
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break;
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case AP_MPMQ_GENERATION:
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*result = ap_my_generation;
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break;
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default:
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*rv = APR_ENOTIMPL;
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break;
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}
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return OK;
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}
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static const char *netware_get_name(void)
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{
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return "NetWare";
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}
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/*****************************************************************
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* Connection structures and accounting...
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*/
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static void mpm_term(void)
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{
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RemoveConsoleHandler();
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wait_to_finish = 0;
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NXThreadYield();
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}
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static void sig_term(int sig)
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{
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if (shutdown_pending == 1) {
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/* Um, is this _probably_ not an error, if the user has
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* tried to do a shutdown twice quickly, so we won't
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* worry about reporting it.
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*/
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return;
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}
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shutdown_pending = 1;
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DBPRINT0 ("waiting for threads\n");
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while (wait_to_finish) {
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apr_thread_yield();
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}
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DBPRINT0 ("goodbye\n");
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}
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/* restart() is the signal handler for SIGHUP and SIGWINCH
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* in the parent process, unless running in ONE_PROCESS mode
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*/
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static void restart(void)
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{
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if (restart_pending == 1) {
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/* Probably not an error - don't bother reporting it */
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return;
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}
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restart_pending = 1;
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is_graceful = 1;
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}
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static void set_signals(void)
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{
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apr_signal(SIGTERM, sig_term);
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apr_signal(SIGABRT, sig_term);
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}
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int nlmUnloadSignaled(int wait)
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{
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shutdown_pending = 1;
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if (wait) {
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while (wait_to_finish) {
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NXThreadYield();
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}
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}
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return 0;
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}
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/*****************************************************************
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* Child process main loop.
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* The following vars are static to avoid getting clobbered by longjmp();
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* they are really private to child_main.
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*/
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#define MAX_WB_RETRIES 3
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#ifdef DBINFO_ON
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static int would_block = 0;
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static int retry_success = 0;
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static int retry_fail = 0;
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static int avg_retries = 0;
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#endif
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/*static */
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void worker_main(void *arg)
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{
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ap_listen_rec *lr, *first_lr, *last_lr = NULL;
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apr_pool_t *ptrans;
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apr_allocator_t *allocator;
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apr_bucket_alloc_t *bucket_alloc;
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conn_rec *current_conn;
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apr_status_t stat = APR_EINIT;
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ap_sb_handle_t *sbh;
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apr_thread_t *thd = NULL;
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apr_os_thread_t osthd;
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int my_worker_num = (int)arg;
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apr_socket_t *csd = NULL;
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int requests_this_child = 0;
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apr_socket_t *sd = NULL;
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fd_set main_fds;
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int sockdes;
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int srv;
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struct timeval tv;
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int wouldblock_retry;
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osthd = apr_os_thread_current();
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apr_os_thread_put(&thd, &osthd, pmain);
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tv.tv_sec = 1;
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tv.tv_usec = 0;
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apr_allocator_create(&allocator);
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apr_allocator_max_free_set(allocator, ap_max_mem_free);
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apr_pool_create_ex(&ptrans, pmain, NULL, allocator);
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apr_allocator_owner_set(allocator, ptrans);
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apr_pool_tag(ptrans, "transaction");
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bucket_alloc = apr_bucket_alloc_create_ex(allocator);
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atomic_inc (&worker_thread_count);
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while (!die_now) {
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/*
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* (Re)initialize this child to a pre-connection state.
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*/
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current_conn = NULL;
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apr_pool_clear(ptrans);
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if ((ap_max_requests_per_child > 0
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&& requests_this_child++ >= ap_max_requests_per_child)) {
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DBPRINT1 ("\n**Thread slot %d is shutting down", my_worker_num);
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clean_child_exit(0, my_worker_num, ptrans, bucket_alloc);
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}
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ap_update_child_status_from_indexes(0, my_worker_num, WORKER_READY,
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(request_rec *) NULL);
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/*
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* Wait for an acceptable connection to arrive.
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*/
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for (;;) {
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if (shutdown_pending || restart_pending || (ap_scoreboard_image->servers[0][my_worker_num].status == WORKER_IDLE_KILL)) {
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DBPRINT1 ("\nThread slot %d is shutting down\n", my_worker_num);
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clean_child_exit(0, my_worker_num, ptrans, bucket_alloc);
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}
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/* Check the listen queue on all sockets for requests */
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memcpy(&main_fds, &listenfds, sizeof(fd_set));
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srv = select(listenmaxfd + 1, &main_fds, NULL, NULL, &tv);
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if (srv <= 0) {
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if (srv < 0) {
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ap_log_error(APLOG_MARK, APLOG_NOTICE, 0, ap_server_conf, APLOGNO(00217)
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"select() failed on listen socket");
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apr_thread_yield();
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}
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continue;
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}
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/* remember the last_lr we searched last time around so that
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we don't end up starving any particular listening socket */
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if (last_lr == NULL) {
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lr = ap_listeners;
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}
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else {
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lr = last_lr->next;
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if (!lr)
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lr = ap_listeners;
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}
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first_lr = lr;
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do {
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apr_os_sock_get(&sockdes, lr->sd);
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if (FD_ISSET(sockdes, &main_fds))
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goto got_listener;
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lr = lr->next;
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if (!lr)
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lr = ap_listeners;
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} while (lr != first_lr);
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/* if we get here, something unexpected happened. Go back
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into the select state and try again.
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*/
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continue;
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got_listener:
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last_lr = lr;
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sd = lr->sd;
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wouldblock_retry = MAX_WB_RETRIES;
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while (wouldblock_retry) {
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if ((stat = apr_socket_accept(&csd, sd, ptrans)) == APR_SUCCESS) {
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break;
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}
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else {
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/* if the error is a wouldblock then maybe we were too
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quick try to pull the next request from the listen
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queue. Try a few more times then return to our idle
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listen state. */
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if (!APR_STATUS_IS_EAGAIN(stat)) {
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break;
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}
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if (wouldblock_retry--) {
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apr_thread_yield();
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}
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}
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}
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/* If we got a new socket, set it to non-blocking mode and process
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it. Otherwise handle the error. */
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if (stat == APR_SUCCESS) {
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apr_socket_opt_set(csd, APR_SO_NONBLOCK, 0);
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#ifdef DBINFO_ON
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if (wouldblock_retry < MAX_WB_RETRIES) {
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retry_success++;
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avg_retries += (MAX_WB_RETRIES-wouldblock_retry);
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}
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#endif
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break; /* We have a socket ready for reading */
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}
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else {
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#ifdef DBINFO_ON
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if (APR_STATUS_IS_EAGAIN(stat)) {
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would_block++;
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retry_fail++;
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}
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else if (
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#else
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if (APR_STATUS_IS_EAGAIN(stat) ||
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#endif
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APR_STATUS_IS_ECONNRESET(stat) ||
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APR_STATUS_IS_ETIMEDOUT(stat) ||
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APR_STATUS_IS_EHOSTUNREACH(stat) ||
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APR_STATUS_IS_ENETUNREACH(stat)) {
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;
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}
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#ifdef USE_WINSOCK
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else if (APR_STATUS_IS_ENETDOWN(stat)) {
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/*
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* When the network layer has been shut down, there
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* is not much use in simply exiting: the parent
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* would simply re-create us (and we'd fail again).
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* Use the CHILDFATAL code to tear the server down.
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|
* @@@ Martin's idea for possible improvement:
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* A different approach would be to define
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* a new APEXIT_NETDOWN exit code, the reception
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* of which would make the parent shutdown all
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* children, then idle-loop until it detected that
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* the network is up again, and restart the children.
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* Ben Hyde noted that temporary ENETDOWN situations
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* occur in mobile IP.
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*/
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ap_log_error(APLOG_MARK, APLOG_EMERG, stat, ap_server_conf, APLOGNO(00218)
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"apr_socket_accept: giving up.");
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clean_child_exit(APEXIT_CHILDFATAL, my_worker_num, ptrans,
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bucket_alloc);
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}
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#endif
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else {
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ap_log_error(APLOG_MARK, APLOG_ERR, stat, ap_server_conf, APLOGNO(00219)
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"apr_socket_accept: (client socket)");
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clean_child_exit(1, my_worker_num, ptrans, bucket_alloc);
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|
}
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}
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}
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|
ap_create_sb_handle(&sbh, ptrans, 0, my_worker_num);
|
|
/*
|
|
* We now have a connection, so set it up with the appropriate
|
|
* socket options, file descriptors, and read/write buffers.
|
|
*/
|
|
current_conn = ap_run_create_connection(ptrans, ap_server_conf, csd,
|
|
my_worker_num, sbh,
|
|
bucket_alloc);
|
|
if (current_conn) {
|
|
current_conn->current_thread = thd;
|
|
ap_process_connection(current_conn, csd);
|
|
ap_lingering_close(current_conn);
|
|
}
|
|
request_count++;
|
|
}
|
|
clean_child_exit(0, my_worker_num, ptrans, bucket_alloc);
|
|
}
|
|
|
|
|
|
static int make_child(server_rec *s, int slot)
|
|
{
|
|
int tid;
|
|
int err=0;
|
|
NXContext_t ctx;
|
|
|
|
if (slot + 1 > ap_max_workers_limit) {
|
|
ap_max_workers_limit = slot + 1;
|
|
}
|
|
|
|
ap_update_child_status_from_indexes(0, slot, WORKER_STARTING,
|
|
(request_rec *) NULL);
|
|
|
|
if (ctx = NXContextAlloc((void (*)(void *)) worker_main, (void*)slot, NX_PRIO_MED, ap_thread_stacksize, NX_CTX_NORMAL, &err)) {
|
|
char threadName[32];
|
|
|
|
sprintf (threadName, "Apache_Worker %d", slot);
|
|
NXContextSetName(ctx, threadName);
|
|
err = NXThreadCreate(ctx, NX_THR_BIND_CONTEXT, &tid);
|
|
if (err) {
|
|
NXContextFree (ctx);
|
|
}
|
|
}
|
|
|
|
if (err) {
|
|
/* create thread didn't succeed. Fix the scoreboard or else
|
|
* it will say SERVER_STARTING forever and ever
|
|
*/
|
|
ap_update_child_status_from_indexes(0, slot, WORKER_DEAD,
|
|
(request_rec *) NULL);
|
|
|
|
/* In case system resources are maxxed out, we don't want
|
|
Apache running away with the CPU trying to fork over and
|
|
over and over again. */
|
|
apr_thread_yield();
|
|
|
|
return -1;
|
|
}
|
|
|
|
ap_scoreboard_image->servers[0][slot].tid = tid;
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
/* start up a bunch of worker threads */
|
|
static void startup_workers(int number_to_start)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; number_to_start && i < ap_threads_limit; ++i) {
|
|
if (ap_scoreboard_image->servers[0][i].status != WORKER_DEAD) {
|
|
continue;
|
|
}
|
|
if (make_child(ap_server_conf, i) < 0) {
|
|
break;
|
|
}
|
|
--number_to_start;
|
|
}
|
|
}
|
|
|
|
|
|
/*
|
|
* idle_spawn_rate is the number of children that will be spawned on the
|
|
* next maintenance cycle if there aren't enough idle servers. It is
|
|
* doubled up to MAX_SPAWN_RATE, and reset only when a cycle goes by
|
|
* without the need to spawn.
|
|
*/
|
|
static int idle_spawn_rate = 1;
|
|
#ifndef MAX_SPAWN_RATE
|
|
#define MAX_SPAWN_RATE (64)
|
|
#endif
|
|
static int hold_off_on_exponential_spawning;
|
|
|
|
static void perform_idle_server_maintenance(apr_pool_t *p)
|
|
{
|
|
int i;
|
|
int idle_count;
|
|
worker_score *ws;
|
|
int free_length;
|
|
int free_slots[MAX_SPAWN_RATE];
|
|
int last_non_dead;
|
|
int total_non_dead;
|
|
|
|
/* initialize the free_list */
|
|
free_length = 0;
|
|
|
|
idle_count = 0;
|
|
last_non_dead = -1;
|
|
total_non_dead = 0;
|
|
|
|
for (i = 0; i < ap_threads_limit; ++i) {
|
|
int status;
|
|
|
|
if (i >= ap_max_workers_limit && free_length == idle_spawn_rate)
|
|
break;
|
|
ws = &ap_scoreboard_image->servers[0][i];
|
|
status = ws->status;
|
|
if (status == WORKER_DEAD) {
|
|
/* try to keep children numbers as low as possible */
|
|
if (free_length < idle_spawn_rate) {
|
|
free_slots[free_length] = i;
|
|
++free_length;
|
|
}
|
|
}
|
|
else if (status == WORKER_IDLE_KILL) {
|
|
/* If it is already marked to die, skip it */
|
|
continue;
|
|
}
|
|
else {
|
|
/* We consider a starting server as idle because we started it
|
|
* at least a cycle ago, and if it still hasn't finished starting
|
|
* then we're just going to swamp things worse by forking more.
|
|
* So we hopefully won't need to fork more if we count it.
|
|
* This depends on the ordering of SERVER_READY and SERVER_STARTING.
|
|
*/
|
|
if (status <= WORKER_READY) {
|
|
++ idle_count;
|
|
}
|
|
|
|
++total_non_dead;
|
|
last_non_dead = i;
|
|
}
|
|
}
|
|
DBPRINT2("Total: %d Idle Count: %d \r", total_non_dead, idle_count);
|
|
ap_max_workers_limit = last_non_dead + 1;
|
|
if (idle_count > ap_threads_max_free) {
|
|
/* kill off one child... we use the pod because that'll cause it to
|
|
* shut down gracefully, in case it happened to pick up a request
|
|
* while we were counting
|
|
*/
|
|
idle_spawn_rate = 1;
|
|
ap_update_child_status_from_indexes(0, last_non_dead, WORKER_IDLE_KILL,
|
|
(request_rec *) NULL);
|
|
DBPRINT1("\nKilling idle thread: %d\n", last_non_dead);
|
|
}
|
|
else if (idle_count < ap_threads_min_free) {
|
|
/* terminate the free list */
|
|
if (free_length == 0) {
|
|
/* only report this condition once */
|
|
static int reported = 0;
|
|
|
|
if (!reported) {
|
|
ap_log_error(APLOG_MARK, APLOG_ERR, 0, ap_server_conf, APLOGNO(00220)
|
|
"server reached MaxRequestWorkers setting, consider"
|
|
" raising the MaxRequestWorkers setting");
|
|
reported = 1;
|
|
}
|
|
idle_spawn_rate = 1;
|
|
}
|
|
else {
|
|
if (idle_spawn_rate >= 8) {
|
|
ap_log_error(APLOG_MARK, APLOG_INFO, 0, ap_server_conf, APLOGNO(00221)
|
|
"server seems busy, (you may need "
|
|
"to increase StartServers, or Min/MaxSpareServers), "
|
|
"spawning %d children, there are %d idle, and "
|
|
"%d total children", idle_spawn_rate,
|
|
idle_count, total_non_dead);
|
|
}
|
|
DBPRINT0("\n");
|
|
for (i = 0; i < free_length; ++i) {
|
|
DBPRINT1("Spawning additional thread slot: %d\n", free_slots[i]);
|
|
make_child(ap_server_conf, free_slots[i]);
|
|
}
|
|
/* the next time around we want to spawn twice as many if this
|
|
* wasn't good enough, but not if we've just done a graceful
|
|
*/
|
|
if (hold_off_on_exponential_spawning) {
|
|
--hold_off_on_exponential_spawning;
|
|
}
|
|
else if (idle_spawn_rate < MAX_SPAWN_RATE) {
|
|
idle_spawn_rate *= 2;
|
|
}
|
|
}
|
|
}
|
|
else {
|
|
idle_spawn_rate = 1;
|
|
}
|
|
}
|
|
|
|
static void display_settings()
|
|
{
|
|
int status_array[SERVER_NUM_STATUS];
|
|
int i, status, total=0;
|
|
int reqs = request_count;
|
|
#ifdef DBINFO_ON
|
|
int wblock = would_block;
|
|
|
|
would_block = 0;
|
|
#endif
|
|
|
|
request_count = 0;
|
|
|
|
ClearScreen (getscreenhandle());
|
|
printf("%s \n", ap_get_server_description());
|
|
|
|
for (i=0;i<SERVER_NUM_STATUS;i++) {
|
|
status_array[i] = 0;
|
|
}
|
|
|
|
for (i = 0; i < ap_threads_limit; ++i) {
|
|
status = (ap_scoreboard_image->servers[0][i]).status;
|
|
status_array[status]++;
|
|
}
|
|
|
|
for (i=0;i<SERVER_NUM_STATUS;i++) {
|
|
switch(i)
|
|
{
|
|
case SERVER_DEAD:
|
|
printf ("Available:\t%d\n", status_array[i]);
|
|
break;
|
|
case SERVER_STARTING:
|
|
printf ("Starting:\t%d\n", status_array[i]);
|
|
break;
|
|
case SERVER_READY:
|
|
printf ("Ready:\t\t%d\n", status_array[i]);
|
|
break;
|
|
case SERVER_BUSY_READ:
|
|
printf ("Busy:\t\t%d\n", status_array[i]);
|
|
break;
|
|
case SERVER_BUSY_WRITE:
|
|
printf ("Busy Write:\t%d\n", status_array[i]);
|
|
break;
|
|
case SERVER_BUSY_KEEPALIVE:
|
|
printf ("Busy Keepalive:\t%d\n", status_array[i]);
|
|
break;
|
|
case SERVER_BUSY_LOG:
|
|
printf ("Busy Log:\t%d\n", status_array[i]);
|
|
break;
|
|
case SERVER_BUSY_DNS:
|
|
printf ("Busy DNS:\t%d\n", status_array[i]);
|
|
break;
|
|
case SERVER_CLOSING:
|
|
printf ("Closing:\t%d\n", status_array[i]);
|
|
break;
|
|
case SERVER_GRACEFUL:
|
|
printf ("Restart:\t%d\n", status_array[i]);
|
|
break;
|
|
case SERVER_IDLE_KILL:
|
|
printf ("Idle Kill:\t%d\n", status_array[i]);
|
|
break;
|
|
default:
|
|
printf ("Unknown Status:\t%d\n", status_array[i]);
|
|
break;
|
|
}
|
|
if (i != SERVER_DEAD)
|
|
total+=status_array[i];
|
|
}
|
|
printf ("Total Running:\t%d\tout of: \t%d\n", total, ap_threads_limit);
|
|
printf ("Requests per interval:\t%d\n", reqs);
|
|
|
|
#ifdef DBINFO_ON
|
|
printf ("Would blocks:\t%d\n", wblock);
|
|
printf ("Successful retries:\t%d\n", retry_success);
|
|
printf ("Failed retries:\t%d\n", retry_fail);
|
|
printf ("Avg retries:\t%d\n", retry_success == 0 ? 0 : avg_retries / retry_success);
|
|
#endif
|
|
}
|
|
|
|
static void show_server_data()
|
|
{
|
|
ap_listen_rec *lr;
|
|
module **m;
|
|
|
|
printf("%s\n", ap_get_server_description());
|
|
if (ap_my_addrspace && (ap_my_addrspace[0] != 'O') && (ap_my_addrspace[1] != 'S'))
|
|
printf(" Running in address space %s\n", ap_my_addrspace);
|
|
|
|
|
|
/* Display listening ports */
|
|
printf(" Listening on port(s):");
|
|
lr = ap_listeners;
|
|
do {
|
|
printf(" %d", lr->bind_addr->port);
|
|
lr = lr->next;
|
|
} while (lr && lr != ap_listeners);
|
|
|
|
/* Display dynamic modules loaded */
|
|
printf("\n");
|
|
for (m = ap_loaded_modules; *m != NULL; m++) {
|
|
if (((module*)*m)->dynamic_load_handle) {
|
|
printf(" Loaded dynamic module %s\n", ((module*)*m)->name);
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
static int setup_listeners(server_rec *s)
|
|
{
|
|
ap_listen_rec *lr;
|
|
int sockdes;
|
|
|
|
if (ap_setup_listeners(s) < 1 ) {
|
|
ap_log_error(APLOG_MARK, APLOG_ALERT, 0, s, APLOGNO(00222)
|
|
"no listening sockets available, shutting down");
|
|
return -1;
|
|
}
|
|
|
|
listenmaxfd = -1;
|
|
FD_ZERO(&listenfds);
|
|
for (lr = ap_listeners; lr; lr = lr->next) {
|
|
apr_os_sock_get(&sockdes, lr->sd);
|
|
FD_SET(sockdes, &listenfds);
|
|
if (sockdes > listenmaxfd) {
|
|
listenmaxfd = sockdes;
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static int shutdown_listeners()
|
|
{
|
|
ap_listen_rec *lr;
|
|
|
|
for (lr = ap_listeners; lr; lr = lr->next) {
|
|
apr_socket_close(lr->sd);
|
|
}
|
|
ap_listeners = NULL;
|
|
return 0;
|
|
}
|
|
|
|
/*****************************************************************
|
|
* Executive routines.
|
|
*/
|
|
|
|
static int netware_run(apr_pool_t *_pconf, apr_pool_t *plog, server_rec *s)
|
|
{
|
|
apr_status_t status=0;
|
|
|
|
pconf = _pconf;
|
|
ap_server_conf = s;
|
|
|
|
if (setup_listeners(s)) {
|
|
ap_log_error(APLOG_MARK, APLOG_ALERT, status, s, APLOGNO(00223)
|
|
"no listening sockets available, shutting down");
|
|
return !OK;
|
|
}
|
|
|
|
restart_pending = shutdown_pending = 0;
|
|
worker_thread_count = 0;
|
|
|
|
if (!is_graceful) {
|
|
if (ap_run_pre_mpm(s->process->pool, SB_NOT_SHARED) != OK) {
|
|
return !OK;
|
|
}
|
|
}
|
|
|
|
/* Only set slot 0 since that is all NetWare will ever have. */
|
|
ap_scoreboard_image->parent[0].pid = getpid();
|
|
ap_scoreboard_image->parent[0].generation = ap_my_generation;
|
|
ap_run_child_status(ap_server_conf,
|
|
ap_scoreboard_image->parent[0].pid,
|
|
ap_my_generation,
|
|
0,
|
|
MPM_CHILD_STARTED);
|
|
|
|
set_signals();
|
|
|
|
apr_pool_create(&pmain, pconf);
|
|
apr_pool_tag(pmain, "pmain");
|
|
ap_run_child_init(pmain, ap_server_conf);
|
|
|
|
if (ap_threads_max_free < ap_threads_min_free + 1) /* Don't thrash... */
|
|
ap_threads_max_free = ap_threads_min_free + 1;
|
|
request_count = 0;
|
|
|
|
startup_workers(ap_threads_to_start);
|
|
|
|
/* Allow the Apache screen to be closed normally on exit() only if it
|
|
has not been explicitly forced to close on exit(). (ie. the -E flag
|
|
was specified at startup) */
|
|
if (hold_screen_on_exit > 0) {
|
|
hold_screen_on_exit = 0;
|
|
}
|
|
|
|
ap_log_error(APLOG_MARK, APLOG_NOTICE, 0, ap_server_conf, APLOGNO(00224)
|
|
"%s configured -- resuming normal operations",
|
|
ap_get_server_description());
|
|
ap_log_error(APLOG_MARK, APLOG_INFO, 0, ap_server_conf, APLOGNO(00225)
|
|
"Server built: %s", ap_get_server_built());
|
|
ap_log_command_line(plog, s);
|
|
ap_log_mpm_common(s);
|
|
show_server_data();
|
|
|
|
mpm_state = AP_MPMQ_RUNNING;
|
|
while (!restart_pending && !shutdown_pending) {
|
|
perform_idle_server_maintenance(pconf);
|
|
if (show_settings)
|
|
display_settings();
|
|
apr_thread_yield();
|
|
apr_sleep(SCOREBOARD_MAINTENANCE_INTERVAL);
|
|
}
|
|
mpm_state = AP_MPMQ_STOPPING;
|
|
|
|
ap_run_child_status(ap_server_conf,
|
|
ap_scoreboard_image->parent[0].pid,
|
|
ap_my_generation,
|
|
0,
|
|
MPM_CHILD_EXITED);
|
|
|
|
/* Shutdown the listen sockets so that we don't get stuck in a blocking call.
|
|
shutdown_listeners();*/
|
|
|
|
if (shutdown_pending) { /* Got an unload from the console */
|
|
ap_log_error(APLOG_MARK, APLOG_NOTICE, 0, ap_server_conf, APLOGNO(00226)
|
|
"caught SIGTERM, shutting down");
|
|
|
|
while (worker_thread_count > 0) {
|
|
printf ("\rShutdown pending. Waiting for %lu thread(s) to terminate...",
|
|
worker_thread_count);
|
|
apr_thread_yield();
|
|
}
|
|
|
|
mpm_main_cleanup();
|
|
return DONE;
|
|
}
|
|
else { /* the only other way out is a restart */
|
|
/* advance to the next generation */
|
|
/* XXX: we really need to make sure this new generation number isn't in
|
|
* use by any of the children.
|
|
*/
|
|
++ap_my_generation;
|
|
ap_scoreboard_image->global->running_generation = ap_my_generation;
|
|
|
|
ap_log_error(APLOG_MARK, APLOG_NOTICE, 0, ap_server_conf, APLOGNO(00227)
|
|
"Graceful restart requested, doing restart");
|
|
|
|
/* Wait for all of the threads to terminate before initiating the restart */
|
|
while (worker_thread_count > 0) {
|
|
printf ("\rRestart pending. Waiting for %lu thread(s) to terminate...",
|
|
worker_thread_count);
|
|
apr_thread_yield();
|
|
}
|
|
printf ("\nRestarting...\n");
|
|
}
|
|
|
|
mpm_main_cleanup();
|
|
return OK;
|
|
}
|
|
|
|
static int netware_pre_config(apr_pool_t *p, apr_pool_t *plog, apr_pool_t *ptemp)
|
|
{
|
|
char *addrname = NULL;
|
|
|
|
mpm_state = AP_MPMQ_STARTING;
|
|
|
|
is_graceful = 0;
|
|
ap_my_pid = getpid();
|
|
addrname = getaddressspacename (NULL, NULL);
|
|
if (addrname) {
|
|
ap_my_addrspace = apr_pstrdup (p, addrname);
|
|
free (addrname);
|
|
}
|
|
|
|
#ifndef USE_WINSOCK
|
|
/* The following call has been moved to the mod_nw_ssl pre-config handler */
|
|
ap_listen_pre_config();
|
|
#endif
|
|
|
|
ap_threads_to_start = DEFAULT_START_THREADS;
|
|
ap_threads_min_free = DEFAULT_MIN_FREE_THREADS;
|
|
ap_threads_max_free = DEFAULT_MAX_FREE_THREADS;
|
|
ap_threads_limit = HARD_THREAD_LIMIT;
|
|
ap_extended_status = 0;
|
|
|
|
/* override core's default thread stacksize */
|
|
ap_thread_stacksize = DEFAULT_THREAD_STACKSIZE;
|
|
|
|
return OK;
|
|
}
|
|
|
|
static int netware_check_config(apr_pool_t *p, apr_pool_t *plog,
|
|
apr_pool_t *ptemp, server_rec *s)
|
|
{
|
|
static int restart_num = 0;
|
|
int startup = 0;
|
|
|
|
/* we want this only the first time around */
|
|
if (restart_num++ == 0) {
|
|
startup = 1;
|
|
}
|
|
|
|
if (ap_threads_limit > HARD_THREAD_LIMIT) {
|
|
if (startup) {
|
|
ap_log_error(APLOG_MARK, APLOG_WARNING | APLOG_STARTUP, 0, NULL, APLOGNO(00228)
|
|
"WARNING: MaxThreads of %d exceeds compile-time "
|
|
"limit of %d threads, decreasing to %d. "
|
|
"To increase, please see the HARD_THREAD_LIMIT "
|
|
"define in server/mpm/netware%s.",
|
|
ap_threads_limit, HARD_THREAD_LIMIT, HARD_THREAD_LIMIT,
|
|
MPM_HARD_LIMITS_FILE);
|
|
} else {
|
|
ap_log_error(APLOG_MARK, APLOG_WARNING, 0, s, APLOGNO(00229)
|
|
"MaxThreads of %d exceeds compile-time limit "
|
|
"of %d, decreasing to match",
|
|
ap_threads_limit, HARD_THREAD_LIMIT);
|
|
}
|
|
ap_threads_limit = HARD_THREAD_LIMIT;
|
|
}
|
|
else if (ap_threads_limit < 1) {
|
|
if (startup) {
|
|
ap_log_error(APLOG_MARK, APLOG_WARNING | APLOG_STARTUP, 0, NULL, APLOGNO(00230)
|
|
"WARNING: MaxThreads of %d not allowed, "
|
|
"increasing to 1.", ap_threads_limit);
|
|
} else {
|
|
ap_log_error(APLOG_MARK, APLOG_WARNING, 0, s, APLOGNO(02661)
|
|
"MaxThreads of %d not allowed, increasing to 1",
|
|
ap_threads_limit);
|
|
}
|
|
ap_threads_limit = 1;
|
|
}
|
|
|
|
/* ap_threads_to_start > ap_threads_limit effectively checked in
|
|
* call to startup_workers(ap_threads_to_start) in ap_mpm_run()
|
|
*/
|
|
if (ap_threads_to_start < 0) {
|
|
if (startup) {
|
|
ap_log_error(APLOG_MARK, APLOG_WARNING | APLOG_STARTUP, 0, NULL, APLOGNO(00231)
|
|
"WARNING: StartThreads of %d not allowed, "
|
|
"increasing to 1.", ap_threads_to_start);
|
|
} else {
|
|
ap_log_error(APLOG_MARK, APLOG_WARNING, 0, s, APLOGNO(00232)
|
|
"StartThreads of %d not allowed, increasing to 1",
|
|
ap_threads_to_start);
|
|
}
|
|
ap_threads_to_start = 1;
|
|
}
|
|
|
|
if (ap_threads_min_free < 1) {
|
|
if (startup) {
|
|
ap_log_error(APLOG_MARK, APLOG_WARNING | APLOG_STARTUP, 0, NULL, APLOGNO(00233)
|
|
"WARNING: MinSpareThreads of %d not allowed, "
|
|
"increasing to 1 to avoid almost certain server failure. "
|
|
"Please read the documentation.", ap_threads_min_free);
|
|
} else {
|
|
ap_log_error(APLOG_MARK, APLOG_WARNING, 0, s, APLOGNO(00234)
|
|
"MinSpareThreads of %d not allowed, increasing to 1",
|
|
ap_threads_min_free);
|
|
}
|
|
ap_threads_min_free = 1;
|
|
}
|
|
|
|
/* ap_threads_max_free < ap_threads_min_free + 1 checked in ap_mpm_run() */
|
|
|
|
return OK;
|
|
}
|
|
|
|
static void netware_mpm_hooks(apr_pool_t *p)
|
|
{
|
|
/* Run the pre-config hook after core's so that it can override the
|
|
* default setting of ThreadStackSize for NetWare.
|
|
*/
|
|
static const char * const predecessors[] = {"core.c", NULL};
|
|
|
|
ap_hook_pre_config(netware_pre_config, predecessors, NULL, APR_HOOK_MIDDLE);
|
|
ap_hook_check_config(netware_check_config, NULL, NULL, APR_HOOK_MIDDLE);
|
|
//ap_hook_post_config(netware_post_config, NULL, NULL, 0);
|
|
//ap_hook_child_init(netware_child_init, NULL, NULL, APR_HOOK_MIDDLE);
|
|
//ap_hook_open_logs(netware_open_logs, NULL, aszSucc, APR_HOOK_REALLY_FIRST);
|
|
ap_hook_mpm(netware_run, NULL, NULL, APR_HOOK_MIDDLE);
|
|
ap_hook_mpm_query(netware_query, NULL, NULL, APR_HOOK_MIDDLE);
|
|
ap_hook_mpm_get_name(netware_get_name, NULL, NULL, APR_HOOK_MIDDLE);
|
|
}
|
|
|
|
static void netware_rewrite_args(process_rec *process)
|
|
{
|
|
char *def_server_root;
|
|
char optbuf[3];
|
|
const char *opt_arg;
|
|
apr_getopt_t *opt;
|
|
apr_array_header_t *mpm_new_argv;
|
|
|
|
|
|
atexit (mpm_term);
|
|
InstallConsoleHandler();
|
|
|
|
/* Make sure to hold the Apache screen open if exit() is called */
|
|
hold_screen_on_exit = 1;
|
|
|
|
/* Rewrite process->argv[];
|
|
*
|
|
* add default -d serverroot from the path of this executable
|
|
*
|
|
* The end result will look like:
|
|
* The -d serverroot default from the running executable
|
|
*/
|
|
if (process->argc > 0) {
|
|
char *s = apr_pstrdup (process->pconf, process->argv[0]);
|
|
if (s) {
|
|
int i, len = strlen(s);
|
|
|
|
for (i=len; i; i--) {
|
|
if (s[i] == '\\' || s[i] == '/') {
|
|
s[i] = '\0';
|
|
apr_filepath_merge(&def_server_root, NULL, s,
|
|
APR_FILEPATH_TRUENAME, process->pool);
|
|
break;
|
|
}
|
|
}
|
|
/* Use process->pool so that the rewritten argv
|
|
* lasts for the lifetime of the server process,
|
|
* because pconf will be destroyed after the
|
|
* initial pre-flight of the config parser.
|
|
*/
|
|
mpm_new_argv = apr_array_make(process->pool, process->argc + 2,
|
|
sizeof(const char *));
|
|
*(const char **)apr_array_push(mpm_new_argv) = process->argv[0];
|
|
*(const char **)apr_array_push(mpm_new_argv) = "-d";
|
|
*(const char **)apr_array_push(mpm_new_argv) = def_server_root;
|
|
|
|
optbuf[0] = '-';
|
|
optbuf[2] = '\0';
|
|
apr_getopt_init(&opt, process->pool, process->argc, process->argv);
|
|
while (apr_getopt(opt, AP_SERVER_BASEARGS"n:", optbuf + 1, &opt_arg) == APR_SUCCESS) {
|
|
switch (optbuf[1]) {
|
|
case 'n':
|
|
if (opt_arg) {
|
|
renamescreen(opt_arg);
|
|
}
|
|
break;
|
|
case 'E':
|
|
/* Don't need to hold the screen open if the output is going to a file */
|
|
hold_screen_on_exit = -1;
|
|
default:
|
|
*(const char **)apr_array_push(mpm_new_argv) =
|
|
apr_pstrdup(process->pool, optbuf);
|
|
|
|
if (opt_arg) {
|
|
*(const char **)apr_array_push(mpm_new_argv) = opt_arg;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
process->argc = mpm_new_argv->nelts;
|
|
process->argv = (const char * const *) mpm_new_argv->elts;
|
|
}
|
|
}
|
|
}
|
|
|
|
static int CommandLineInterpreter(scr_t screenID, const char *commandLine)
|
|
{
|
|
char *szCommand = "APACHE2 ";
|
|
int iCommandLen = 8;
|
|
char szcommandLine[256];
|
|
char *pID;
|
|
screenID = screenID;
|
|
|
|
|
|
if (commandLine == NULL)
|
|
return NOTMYCOMMAND;
|
|
if (strlen(commandLine) <= strlen(szCommand))
|
|
return NOTMYCOMMAND;
|
|
|
|
apr_cpystrn(szcommandLine, commandLine, sizeof(szcommandLine));
|
|
|
|
/* All added commands begin with "APACHE2 " */
|
|
|
|
if (!strnicmp(szCommand, szcommandLine, iCommandLen)) {
|
|
ActivateScreen (getscreenhandle());
|
|
|
|
/* If an instance id was not given but the nlm is loaded in
|
|
protected space, then the command belongs to the
|
|
OS address space instance to pass it on. */
|
|
pID = strstr (szcommandLine, "-p");
|
|
if ((pID == NULL) && nlmisloadedprotected())
|
|
return NOTMYCOMMAND;
|
|
|
|
/* If we got an instance id but it doesn't match this
|
|
instance of the nlm, pass it on. */
|
|
if (pID) {
|
|
pID = &pID[2];
|
|
while (*pID && (*pID == ' '))
|
|
pID++;
|
|
}
|
|
if (pID && ap_my_addrspace && strnicmp(pID, ap_my_addrspace, strlen(ap_my_addrspace)))
|
|
return NOTMYCOMMAND;
|
|
|
|
/* If we have determined that this command belongs to this
|
|
instance of the nlm, then handle it. */
|
|
if (!strnicmp("RESTART",&szcommandLine[iCommandLen],3)) {
|
|
printf("Restart Requested...\n");
|
|
restart();
|
|
}
|
|
else if (!strnicmp("VERSION",&szcommandLine[iCommandLen],3)) {
|
|
printf("Server version: %s\n", ap_get_server_description());
|
|
printf("Server built: %s\n", ap_get_server_built());
|
|
}
|
|
else if (!strnicmp("MODULES",&szcommandLine[iCommandLen],3)) {
|
|
ap_show_modules();
|
|
}
|
|
else if (!strnicmp("DIRECTIVES",&szcommandLine[iCommandLen],3)) {
|
|
ap_show_directives();
|
|
}
|
|
else if (!strnicmp("SHUTDOWN",&szcommandLine[iCommandLen],3)) {
|
|
printf("Shutdown Requested...\n");
|
|
shutdown_pending = 1;
|
|
}
|
|
else if (!strnicmp("SETTINGS",&szcommandLine[iCommandLen],3)) {
|
|
if (show_settings) {
|
|
show_settings = 0;
|
|
ClearScreen (getscreenhandle());
|
|
show_server_data();
|
|
}
|
|
else {
|
|
show_settings = 1;
|
|
display_settings();
|
|
}
|
|
}
|
|
else {
|
|
show_settings = 0;
|
|
if (strnicmp("HELP",&szcommandLine[iCommandLen],3))
|
|
printf("Unknown APACHE2 command %s\n", &szcommandLine[iCommandLen]);
|
|
printf("Usage: APACHE2 [command] [-p <instance ID>]\n");
|
|
printf("Commands:\n");
|
|
printf("\tDIRECTIVES - Show directives\n");
|
|
printf("\tHELP - Display this help information\n");
|
|
printf("\tMODULES - Show a list of the loaded modules\n");
|
|
printf("\tRESTART - Reread the configuration file and restart Apache\n");
|
|
printf("\tSETTINGS - Show current thread status\n");
|
|
printf("\tSHUTDOWN - Shutdown Apache\n");
|
|
printf("\tVERSION - Display the server version information\n");
|
|
}
|
|
|
|
/* Tell NetWare we handled the command */
|
|
return HANDLEDCOMMAND;
|
|
}
|
|
|
|
/* Tell NetWare that the command isn't mine */
|
|
return NOTMYCOMMAND;
|
|
}
|
|
|
|
static int InstallConsoleHandler(void)
|
|
{
|
|
/* Our command line handler interfaces the system operator
|
|
with this NLM */
|
|
|
|
NX_WRAP_INTERFACE(CommandLineInterpreter, 2, (void*)&(ConsoleHandler.parser));
|
|
|
|
ConsoleHandler.rTag = AllocateResourceTag(getnlmhandle(), "Command Line Processor",
|
|
ConsoleCommandSignature);
|
|
if (!ConsoleHandler.rTag)
|
|
{
|
|
printf("Error on allocate resource tag\n");
|
|
return 1;
|
|
}
|
|
|
|
RegisterConsoleCommand(&ConsoleHandler);
|
|
|
|
/* The Remove procedure unregisters the console handler */
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void RemoveConsoleHandler(void)
|
|
{
|
|
UnRegisterConsoleCommand(&ConsoleHandler);
|
|
NX_UNWRAP_INTERFACE(ConsoleHandler.parser);
|
|
}
|
|
|
|
static const char *set_threads_to_start(cmd_parms *cmd, void *dummy, const char *arg)
|
|
{
|
|
const char *err = ap_check_cmd_context(cmd, GLOBAL_ONLY);
|
|
if (err != NULL) {
|
|
return err;
|
|
}
|
|
|
|
ap_threads_to_start = atoi(arg);
|
|
return NULL;
|
|
}
|
|
|
|
static const char *set_min_free_threads(cmd_parms *cmd, void *dummy, const char *arg)
|
|
{
|
|
const char *err = ap_check_cmd_context(cmd, GLOBAL_ONLY);
|
|
if (err != NULL) {
|
|
return err;
|
|
}
|
|
|
|
ap_threads_min_free = atoi(arg);
|
|
return NULL;
|
|
}
|
|
|
|
static const char *set_max_free_threads(cmd_parms *cmd, void *dummy, const char *arg)
|
|
{
|
|
const char *err = ap_check_cmd_context(cmd, GLOBAL_ONLY);
|
|
if (err != NULL) {
|
|
return err;
|
|
}
|
|
|
|
ap_threads_max_free = atoi(arg);
|
|
return NULL;
|
|
}
|
|
|
|
static const char *set_thread_limit (cmd_parms *cmd, void *dummy, const char *arg)
|
|
{
|
|
const char *err = ap_check_cmd_context(cmd, GLOBAL_ONLY);
|
|
if (err != NULL) {
|
|
return err;
|
|
}
|
|
|
|
ap_threads_limit = atoi(arg);
|
|
return NULL;
|
|
}
|
|
|
|
static const command_rec netware_mpm_cmds[] = {
|
|
LISTEN_COMMANDS,
|
|
AP_INIT_TAKE1("StartThreads", set_threads_to_start, NULL, RSRC_CONF,
|
|
"Number of worker threads launched at server startup"),
|
|
AP_INIT_TAKE1("MinSpareThreads", set_min_free_threads, NULL, RSRC_CONF,
|
|
"Minimum number of idle threads, to handle request spikes"),
|
|
AP_INIT_TAKE1("MaxSpareThreads", set_max_free_threads, NULL, RSRC_CONF,
|
|
"Maximum number of idle threads"),
|
|
AP_INIT_TAKE1("MaxThreads", set_thread_limit, NULL, RSRC_CONF,
|
|
"Maximum number of worker threads alive at the same time"),
|
|
{ NULL }
|
|
};
|
|
|
|
AP_DECLARE_MODULE(mpm_netware) = {
|
|
MPM20_MODULE_STUFF,
|
|
netware_rewrite_args, /* hook to run before apache parses args */
|
|
NULL, /* create per-directory config structure */
|
|
NULL, /* merge per-directory config structures */
|
|
NULL, /* create per-server config structure */
|
|
NULL, /* merge per-server config structures */
|
|
netware_mpm_cmds, /* command apr_table_t */
|
|
netware_mpm_hooks, /* register hooks */
|
|
};
|