1 /* Copyright 2001-2006 The Apache Software Foundation or its licensors, as
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
18 * _ __ ___ ___ __| | ___ ___| | mod_ssl
19 * | '_ ` _ \ / _ \ / _` | / __/ __| | Apache Interface to OpenSSL
20 * | | | | | | (_) | (_| | \__ \__ \ |
21 * |_| |_| |_|\___/ \__,_|___|___/___/_|
24 * Semaphore for Mutual Exclusion
26 /* ``Real programmers confuse
27 Christmas and Halloween
28 because DEC 25 = OCT 31.''
31 #include "ssl_private.h"
33 #ifdef AP_NEED_SET_MUTEX_PERMS
37 int ssl_mutex_init(server_rec *s, apr_pool_t *p)
39 SSLModConfigRec *mc = myModConfig(s);
42 if (mc->nMutexMode == SSL_MUTEXMODE_NONE)
48 if ((rv = apr_global_mutex_create(&mc->pMutex, mc->szMutexFile,
49 mc->nMutexMech, s->process->pool))
52 ap_log_error(APLOG_MARK, APLOG_ERR, rv, s,
53 "Cannot create SSLMutex with file `%s'",
56 ap_log_error(APLOG_MARK, APLOG_ERR, rv, s,
57 "Cannot create SSLMutex");
61 #ifdef AP_NEED_SET_MUTEX_PERMS
62 rv = unixd_set_global_mutex_perms(mc->pMutex);
63 if (rv != APR_SUCCESS) {
64 ap_log_error(APLOG_MARK, APLOG_ERR, rv, s,
65 "Could not set permissions on ssl_mutex; check User "
66 "and Group directives");
73 int ssl_mutex_reinit(server_rec *s, apr_pool_t *p)
75 SSLModConfigRec *mc = myModConfig(s);
78 if (mc->nMutexMode == SSL_MUTEXMODE_NONE)
81 if ((rv = apr_global_mutex_child_init(&mc->pMutex,
82 mc->szMutexFile, p)) != APR_SUCCESS) {
84 ap_log_error(APLOG_MARK, APLOG_ERR, rv, s,
85 "Cannot reinit SSLMutex with file `%s'",
88 ap_log_error(APLOG_MARK, APLOG_WARNING, rv, s,
89 "Cannot reinit SSLMutex");
95 int ssl_mutex_on(server_rec *s)
97 SSLModConfigRec *mc = myModConfig(s);
100 if (mc->nMutexMode == SSL_MUTEXMODE_NONE)
102 if ((rv = apr_global_mutex_lock(mc->pMutex)) != APR_SUCCESS) {
103 ap_log_error(APLOG_MARK, APLOG_WARNING, rv, s,
104 "Failed to acquire SSL session cache lock");
110 int ssl_mutex_off(server_rec *s)
112 SSLModConfigRec *mc = myModConfig(s);
115 if (mc->nMutexMode == SSL_MUTEXMODE_NONE)
117 if ((rv = apr_global_mutex_unlock(mc->pMutex)) != APR_SUCCESS) {
118 ap_log_error(APLOG_MARK, APLOG_WARNING, rv, s,
119 "Failed to release SSL session cache lock");