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de659cbed0
git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@420983 13f79535-47bb-0310-9956-ffa450edef68
125 lines
3.9 KiB
C
125 lines
3.9 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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* _ __ ___ ___ __| | ___ ___| | mod_ssl
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* | '_ ` _ \ / _ \ / _` | / __/ __| | Apache Interface to OpenSSL
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* | | | | | | (_) | (_| | \__ \__ \ |
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* |_| |_| |_|\___/ \__,_|___|___/___/_|
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* |_____|
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* ssl_engine_mutex.c
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* Semaphore for Mutual Exclusion
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*/
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/* ``Real programmers confuse
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Christmas and Halloween
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because DEC 25 = OCT 31.''
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-- Unknown */
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#include "ssl_private.h"
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#ifdef AP_NEED_SET_MUTEX_PERMS
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#include "unixd.h"
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#endif
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int ssl_mutex_init(server_rec *s, apr_pool_t *p)
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{
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SSLModConfigRec *mc = myModConfig(s);
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apr_status_t rv;
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if (mc->nMutexMode == SSL_MUTEXMODE_NONE)
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return TRUE;
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if (mc->pMutex) {
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return TRUE;
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}
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if ((rv = apr_global_mutex_create(&mc->pMutex, mc->szMutexFile,
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mc->nMutexMech, s->process->pool))
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!= APR_SUCCESS) {
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if (mc->szMutexFile)
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ap_log_error(APLOG_MARK, APLOG_ERR, rv, s,
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"Cannot create SSLMutex with file `%s'",
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mc->szMutexFile);
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else
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ap_log_error(APLOG_MARK, APLOG_ERR, rv, s,
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"Cannot create SSLMutex");
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return FALSE;
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}
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#ifdef AP_NEED_SET_MUTEX_PERMS
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rv = unixd_set_global_mutex_perms(mc->pMutex);
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if (rv != APR_SUCCESS) {
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ap_log_error(APLOG_MARK, APLOG_ERR, rv, s,
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"Could not set permissions on ssl_mutex; check User "
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"and Group directives");
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return FALSE;
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}
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#endif
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return TRUE;
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}
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int ssl_mutex_reinit(server_rec *s, apr_pool_t *p)
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{
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SSLModConfigRec *mc = myModConfig(s);
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apr_status_t rv;
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if (mc->nMutexMode == SSL_MUTEXMODE_NONE)
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return TRUE;
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if ((rv = apr_global_mutex_child_init(&mc->pMutex,
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mc->szMutexFile, p)) != APR_SUCCESS) {
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if (mc->szMutexFile)
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ap_log_error(APLOG_MARK, APLOG_ERR, rv, s,
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"Cannot reinit SSLMutex with file `%s'",
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mc->szMutexFile);
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else
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ap_log_error(APLOG_MARK, APLOG_WARNING, rv, s,
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"Cannot reinit SSLMutex");
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return FALSE;
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}
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return TRUE;
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}
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int ssl_mutex_on(server_rec *s)
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{
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SSLModConfigRec *mc = myModConfig(s);
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apr_status_t rv;
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if (mc->nMutexMode == SSL_MUTEXMODE_NONE)
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return TRUE;
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if ((rv = apr_global_mutex_lock(mc->pMutex)) != APR_SUCCESS) {
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ap_log_error(APLOG_MARK, APLOG_WARNING, rv, s,
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"Failed to acquire SSL session cache lock");
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return FALSE;
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}
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return TRUE;
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}
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int ssl_mutex_off(server_rec *s)
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{
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SSLModConfigRec *mc = myModConfig(s);
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apr_status_t rv;
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if (mc->nMutexMode == SSL_MUTEXMODE_NONE)
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return TRUE;
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if ((rv = apr_global_mutex_unlock(mc->pMutex)) != APR_SUCCESS) {
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ap_log_error(APLOG_MARK, APLOG_WARNING, rv, s,
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"Failed to release SSL session cache lock");
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return FALSE;
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}
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return TRUE;
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}
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