| /* Copyright 2002-2005 The Apache Software Foundation or its licensors, as |
| * applicable. |
| * |
| * 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 |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #include "ap_provider.h" |
| #include "httpd.h" |
| #include "http_config.h" |
| #include "http_core.h" |
| #include "http_log.h" |
| #include "http_protocol.h" |
| #include "http_request.h" |
| #include "util_ldap.h" |
| |
| #include "mod_auth.h" |
| |
| #include "apr_strings.h" |
| #include "apr_xlate.h" |
| #define APR_WANT_STRFUNC |
| #include "apr_want.h" |
| |
| #if APR_HAVE_UNISTD_H |
| /* for getpid() */ |
| #include <unistd.h> |
| #endif |
| #include <ctype.h> |
| |
| #if !APR_HAS_LDAP |
| #error mod_authnz_ldap requires APR-util to have LDAP support built in. To fix add --with-ldap to ./configure. |
| #endif |
| |
| typedef struct { |
| apr_pool_t *pool; /* Pool that this config is allocated from */ |
| #if APR_HAS_THREADS |
| apr_thread_mutex_t *lock; /* Lock for this config */ |
| #endif |
| int auth_authoritative; /* Is this auth method the one and only? */ |
| /* int authz_enabled; Is ldap authorization enabled in this directory? */ |
| |
| |
| /* These parameters are all derived from the AuthLDAPURL directive */ |
| char *url; /* String representation of the URL */ |
| |
| char *host; /* Name of the LDAP server (or space separated list) */ |
| int port; /* Port of the LDAP server */ |
| char *basedn; /* Base DN to do all searches from */ |
| char *attribute; /* Attribute to search for */ |
| char **attributes; /* Array of all the attributes to return */ |
| int scope; /* Scope of the search */ |
| char *filter; /* Filter to further limit the search */ |
| deref_options deref; /* how to handle alias dereferening */ |
| char *binddn; /* DN to bind to server (can be NULL) */ |
| char *bindpw; /* Password to bind to server (can be NULL) */ |
| |
| int user_is_dn; /* If true, connection->user is DN instead of userid */ |
| int compare_dn_on_server; /* If true, will use server to do DN compare */ |
| |
| int have_ldap_url; /* Set if we have found an LDAP url */ |
| |
| apr_array_header_t *groupattr; /* List of Group attributes */ |
| int group_attrib_is_dn; /* If true, the group attribute is the DN, otherwise, |
| it's the exact string passed by the HTTP client */ |
| |
| int secure; /* True if SSL connections are requested */ |
| } authn_ldap_config_t; |
| |
| typedef struct { |
| char *dn; /* The saved dn from a successful search */ |
| char *user; /* The username provided by the client */ |
| } authn_ldap_request_t; |
| |
| /* maximum group elements supported */ |
| #define GROUPATTR_MAX_ELTS 10 |
| |
| struct mod_auth_ldap_groupattr_entry_t { |
| char *name; |
| }; |
| |
| module AP_MODULE_DECLARE_DATA authnz_ldap_module; |
| |
| static APR_OPTIONAL_FN_TYPE(uldap_connection_close) *util_ldap_connection_close; |
| static APR_OPTIONAL_FN_TYPE(uldap_connection_find) *util_ldap_connection_find; |
| static APR_OPTIONAL_FN_TYPE(uldap_cache_comparedn) *util_ldap_cache_comparedn; |
| static APR_OPTIONAL_FN_TYPE(uldap_cache_compare) *util_ldap_cache_compare; |
| static APR_OPTIONAL_FN_TYPE(uldap_cache_checkuserid) *util_ldap_cache_checkuserid; |
| static APR_OPTIONAL_FN_TYPE(uldap_cache_getuserdn) *util_ldap_cache_getuserdn; |
| static APR_OPTIONAL_FN_TYPE(uldap_ssl_supported) *util_ldap_ssl_supported; |
| |
| static apr_hash_t *charset_conversions = NULL; |
| static char *to_charset = NULL; /* UTF-8 identifier derived from the charset.conv file */ |
| |
| |
| /* Derive a code page ID give a language name or ID */ |
| static char* derive_codepage_from_lang (apr_pool_t *p, char *language) |
| { |
| int lang_len; |
| char *charset; |
| |
| if (!language) /* our default codepage */ |
| return apr_pstrdup(p, "ISO-8859-1"); |
| else |
| lang_len = strlen(language); |
| |
| charset = (char*) apr_hash_get(charset_conversions, language, APR_HASH_KEY_STRING); |
| |
| if (!charset) { |
| language[2] = '\0'; |
| charset = (char*) apr_hash_get(charset_conversions, language, APR_HASH_KEY_STRING); |
| } |
| |
| if (charset) { |
| charset = apr_pstrdup(p, charset); |
| } |
| |
| return charset; |
| } |
| |
| static apr_xlate_t* get_conv_set (request_rec *r) |
| { |
| char *lang_line = (char*)apr_table_get(r->headers_in, "accept-language"); |
| char *lang; |
| apr_xlate_t *convset; |
| |
| if (lang_line) { |
| lang_line = apr_pstrdup(r->pool, lang_line); |
| for (lang = lang_line;*lang;lang++) { |
| if ((*lang == ',') || (*lang == ';')) { |
| *lang = '\0'; |
| break; |
| } |
| } |
| lang = derive_codepage_from_lang(r->pool, lang_line); |
| |
| if (lang && (apr_xlate_open(&convset, to_charset, lang, r->pool) == APR_SUCCESS)) { |
| return convset; |
| } |
| } |
| |
| return NULL; |
| } |
| |
| |
| /* |
| * Build the search filter, or at least as much of the search filter that |
| * will fit in the buffer. We don't worry about the buffer not being able |
| * to hold the entire filter. If the buffer wasn't big enough to hold the |
| * filter, ldap_search_s will complain, but the only situation where this |
| * is likely to happen is if the client sent a really, really long |
| * username, most likely as part of an attack. |
| * |
| * The search filter consists of the filter provided with the URL, |
| * combined with a filter made up of the attribute provided with the URL, |
| * and the actual username passed by the HTTP client. For example, assume |
| * that the LDAP URL is |
| * |
| * ldap://ldap.airius.com/ou=People, o=Airius?uid??(posixid=*) |
| * |
| * Further, assume that the userid passed by the client was `userj'. The |
| * search filter will be (&(posixid=*)(uid=userj)). |
| */ |
| #define FILTER_LENGTH MAX_STRING_LEN |
| static void authn_ldap_build_filter(char *filtbuf, |
| request_rec *r, |
| const char* sent_user, |
| const char* sent_filter, |
| authn_ldap_config_t *sec) |
| { |
| char *p, *q, *filtbuf_end; |
| char *user, *filter; |
| apr_xlate_t *convset = NULL; |
| apr_size_t inbytes; |
| apr_size_t outbytes; |
| char *outbuf; |
| |
| if (sent_user != NULL) { |
| user = apr_pstrdup (r->pool, sent_user); |
| } |
| else |
| return; |
| |
| if (sent_filter != NULL) { |
| filter = apr_pstrdup (r->pool, sent_filter); |
| } |
| else |
| filter = sec->filter; |
| |
| if (charset_conversions) { |
| convset = get_conv_set(r); |
| } |
| |
| if (convset) { |
| inbytes = strlen(user); |
| outbytes = (inbytes+1)*3; |
| outbuf = apr_pcalloc(r->pool, outbytes); |
| |
| /* Convert the user name to UTF-8. This is only valid for LDAP v3 */ |
| if (apr_xlate_conv_buffer(convset, user, &inbytes, outbuf, &outbytes) == APR_SUCCESS) { |
| user = apr_pstrdup(r->pool, outbuf); |
| } |
| } |
| |
| /* |
| * Create the first part of the filter, which consists of the |
| * config-supplied portions. |
| */ |
| apr_snprintf(filtbuf, FILTER_LENGTH, "(&(%s)(%s=", filter, sec->attribute); |
| |
| /* |
| * Now add the client-supplied username to the filter, ensuring that any |
| * LDAP filter metachars are escaped. |
| */ |
| filtbuf_end = filtbuf + FILTER_LENGTH - 1; |
| #if APR_HAS_MICROSOFT_LDAPSDK |
| for (p = user, q=filtbuf + strlen(filtbuf); |
| *p && q < filtbuf_end; ) { |
| if (strchr("*()\\", *p) != NULL) { |
| if ( q + 3 >= filtbuf_end) |
| break; /* Don't write part of escape sequence if we can't write all of it */ |
| *q++ = '\\'; |
| switch ( *p++ ) |
| { |
| case '*': |
| *q++ = '2'; |
| *q++ = 'a'; |
| break; |
| case '(': |
| *q++ = '2'; |
| *q++ = '8'; |
| break; |
| case ')': |
| *q++ = '2'; |
| *q++ = '9'; |
| break; |
| case '\\': |
| *q++ = '5'; |
| *q++ = 'c'; |
| break; |
| } |
| } |
| else |
| *q++ = *p++; |
| } |
| #else |
| for (p = user, q=filtbuf + strlen(filtbuf); |
| *p && q < filtbuf_end; *q++ = *p++) { |
| if (strchr("*()\\", *p) != NULL) { |
| *q++ = '\\'; |
| if (q >= filtbuf_end) { |
| break; |
| } |
| } |
| } |
| #endif |
| *q = '\0'; |
| |
| /* |
| * Append the closing parens of the filter, unless doing so would |
| * overrun the buffer. |
| */ |
| if (q + 2 <= filtbuf_end) |
| strcat(filtbuf, "))"); |
| } |
| |
| static void *create_authnz_ldap_dir_config(apr_pool_t *p, char *d) |
| { |
| authn_ldap_config_t *sec = |
| (authn_ldap_config_t *)apr_pcalloc(p, sizeof(authn_ldap_config_t)); |
| |
| sec->pool = p; |
| #if APR_HAS_THREADS |
| apr_thread_mutex_create(&sec->lock, APR_THREAD_MUTEX_DEFAULT, p); |
| #endif |
| /* |
| sec->authz_enabled = 1; |
| */ |
| sec->groupattr = apr_array_make(p, GROUPATTR_MAX_ELTS, |
| sizeof(struct mod_auth_ldap_groupattr_entry_t)); |
| |
| sec->have_ldap_url = 0; |
| sec->url = ""; |
| sec->host = NULL; |
| sec->binddn = NULL; |
| sec->bindpw = NULL; |
| sec->deref = always; |
| sec->group_attrib_is_dn = 1; |
| sec->auth_authoritative = 1; |
| |
| /* |
| sec->frontpage_hack = 0; |
| */ |
| |
| sec->secure = -1; /*Initialize to unset*/ |
| |
| sec->user_is_dn = 0; |
| sec->compare_dn_on_server = 0; |
| |
| return sec; |
| } |
| |
| static apr_status_t authnz_ldap_cleanup_connection_close(void *param) |
| { |
| util_ldap_connection_t *ldc = param; |
| util_ldap_connection_close(ldc); |
| return APR_SUCCESS; |
| } |
| |
| |
| /* |
| * Authentication Phase |
| * -------------------- |
| * |
| * This phase authenticates the credentials the user has sent with |
| * the request (ie the username and password are checked). This is done |
| * by making an attempt to bind to the LDAP server using this user's |
| * DN and the supplied password. |
| * |
| */ |
| static authn_status authn_ldap_check_password(request_rec *r, const char *user, |
| const char *password) |
| { |
| int failures = 0; |
| const char **vals = NULL; |
| char filtbuf[FILTER_LENGTH]; |
| authn_ldap_config_t *sec = |
| (authn_ldap_config_t *)ap_get_module_config(r->per_dir_config, &authnz_ldap_module); |
| |
| util_ldap_connection_t *ldc = NULL; |
| int result = 0; |
| const char *dn = NULL; |
| |
| authn_ldap_request_t *req = |
| (authn_ldap_request_t *)apr_pcalloc(r->pool, sizeof(authn_ldap_request_t)); |
| ap_set_module_config(r->request_config, &authnz_ldap_module, req); |
| |
| /* |
| if (!sec->enabled) { |
| return AUTH_USER_NOT_FOUND; |
| } |
| */ |
| |
| /* |
| * Basic sanity checks before any LDAP operations even happen. |
| */ |
| if (!sec->have_ldap_url) { |
| return AUTH_GENERAL_ERROR; |
| } |
| |
| start_over: |
| |
| /* There is a good AuthLDAPURL, right? */ |
| if (sec->host) { |
| ldc = util_ldap_connection_find(r, sec->host, sec->port, |
| sec->binddn, sec->bindpw, sec->deref, |
| sec->secure); |
| } |
| else { |
| ap_log_rerror(APLOG_MARK, APLOG_WARNING, 0, r, |
| "[%" APR_PID_T_FMT "] auth_ldap authenticate: no sec->host - weird...?", getpid()); |
| return AUTH_GENERAL_ERROR; |
| } |
| |
| ap_log_rerror(APLOG_MARK, APLOG_DEBUG, 0, r, |
| "[%" APR_PID_T_FMT "] auth_ldap authenticate: using URL %s", getpid(), sec->url); |
| |
| /* Get the password that the client sent */ |
| if (password == NULL) { |
| ap_log_rerror(APLOG_MARK, APLOG_DEBUG, 0, r, |
| "[%" APR_PID_T_FMT "] auth_ldap authenticate: no password specified", getpid()); |
| util_ldap_connection_close(ldc); |
| return AUTH_GENERAL_ERROR; |
| } |
| |
| if (user == NULL) { |
| ap_log_rerror(APLOG_MARK, APLOG_DEBUG, 0, r, |
| "[%" APR_PID_T_FMT "] auth_ldap authenticate: no user specified", getpid()); |
| util_ldap_connection_close(ldc); |
| return AUTH_GENERAL_ERROR; |
| } |
| |
| /* build the username filter */ |
| authn_ldap_build_filter(filtbuf, r, user, NULL, sec); |
| |
| /* do the user search */ |
| result = util_ldap_cache_checkuserid(r, ldc, sec->url, sec->basedn, sec->scope, |
| sec->attributes, filtbuf, password, &dn, &vals); |
| util_ldap_connection_close(ldc); |
| |
| /* sanity check - if server is down, retry it up to 5 times */ |
| if (result == LDAP_SERVER_DOWN) { |
| if (failures++ <= 5) { |
| goto start_over; |
| } |
| } |
| |
| /* handle bind failure */ |
| if (result != LDAP_SUCCESS) { |
| ap_log_rerror(APLOG_MARK, APLOG_WARNING, 0, r, |
| "[%" APR_PID_T_FMT "] auth_ldap authenticate: " |
| "user %s authentication failed; URI %s [%s][%s]", |
| getpid(), user, r->uri, ldc->reason, ldap_err2string(result)); |
| |
| return (LDAP_NO_SUCH_OBJECT == result) ? AUTH_USER_NOT_FOUND |
| #ifdef LDAP_SECURITY_ERROR |
| : (LDAP_SECURITY_ERROR(result)) ? AUTH_DENIED |
| #endif |
| : AUTH_GENERAL_ERROR; |
| } |
| |
| /* mark the user and DN */ |
| req->dn = apr_pstrdup(r->pool, dn); |
| req->user = apr_pstrdup(r->pool, user); |
| if (sec->user_is_dn) { |
| r->user = req->dn; |
| } |
| |
| /* add environment variables */ |
| if (sec->attributes && vals) { |
| apr_table_t *e = r->subprocess_env; |
| int i = 0; |
| while (sec->attributes[i]) { |
| char *str = apr_pstrcat(r->pool, "AUTHENTICATE_", sec->attributes[i], NULL); |
| int j = 13; |
| while (str[j]) { |
| if (str[j] >= 'a' && str[j] <= 'z') { |
| str[j] = str[j] - ('a' - 'A'); |
| } |
| j++; |
| } |
| apr_table_setn(e, str, vals[i]); |
| i++; |
| } |
| } |
| |
| ap_log_rerror(APLOG_MARK, APLOG_DEBUG, 0, r, |
| "[%" APR_PID_T_FMT "] auth_ldap authenticate: accepting %s", getpid(), user); |
| |
| return AUTH_GRANTED; |
| } |
| |
| /* |
| * Authorisation Phase |
| * ------------------- |
| * |
| * After checking whether the username and password are correct, we need |
| * to check whether that user is authorised to view this resource. The |
| * require directive is used to do this: |
| * |
| * require valid-user Any authenticated is allowed in. |
| * require user <username> This particular user is allowed in. |
| * require group <groupname> The user must be a member of this group |
| * in order to be allowed in. |
| * require dn <dn> The user must have the following DN in the |
| * LDAP tree to be let in. |
| * |
| */ |
| static int authz_ldap_check_user_access(request_rec *r) |
| { |
| int result = 0; |
| authn_ldap_request_t *req = |
| (authn_ldap_request_t *)ap_get_module_config(r->request_config, &authnz_ldap_module); |
| authn_ldap_config_t *sec = |
| (authn_ldap_config_t *)ap_get_module_config(r->per_dir_config, &authnz_ldap_module); |
| |
| util_ldap_connection_t *ldc = NULL; |
| int m = r->method_number; |
| |
| const apr_array_header_t *reqs_arr = ap_requires(r); |
| require_line *reqs = reqs_arr ? (require_line *)reqs_arr->elts : NULL; |
| |
| register int x; |
| const char *t; |
| char *w, *value; |
| int method_restricted = 0; |
| |
| char filtbuf[FILTER_LENGTH]; |
| const char *dn = NULL; |
| const char **vals = NULL; |
| |
| /* |
| if (!sec->enabled) { |
| return DECLINED; |
| } |
| */ |
| |
| if (!sec->have_ldap_url) { |
| return DECLINED; |
| } |
| |
| if (sec->host) { |
| ldc = util_ldap_connection_find(r, sec->host, sec->port, |
| sec->binddn, sec->bindpw, sec->deref, |
| sec->secure); |
| apr_pool_cleanup_register(r->pool, ldc, |
| authnz_ldap_cleanup_connection_close, |
| apr_pool_cleanup_null); |
| } |
| else { |
| ap_log_rerror(APLOG_MARK, APLOG_WARNING, 0, r, |
| "[%" APR_PID_T_FMT "] auth_ldap authorise: no sec->host - weird...?", getpid()); |
| return sec->auth_authoritative? HTTP_UNAUTHORIZED : DECLINED; |
| } |
| |
| /* |
| * If there are no elements in the group attribute array, the default should be |
| * member and uniquemember; populate the array now. |
| */ |
| if (sec->groupattr->nelts == 0) { |
| struct mod_auth_ldap_groupattr_entry_t *grp; |
| #if APR_HAS_THREADS |
| apr_thread_mutex_lock(sec->lock); |
| #endif |
| grp = apr_array_push(sec->groupattr); |
| grp->name = "member"; |
| grp = apr_array_push(sec->groupattr); |
| grp->name = "uniquemember"; |
| #if APR_HAS_THREADS |
| apr_thread_mutex_unlock(sec->lock); |
| #endif |
| } |
| |
| if (!reqs_arr) { |
| ap_log_rerror(APLOG_MARK, APLOG_DEBUG, 0, r, |
| "[%" APR_PID_T_FMT "] auth_ldap authorise: no requirements array", getpid()); |
| return sec->auth_authoritative? HTTP_UNAUTHORIZED : DECLINED; |
| } |
| |
| /* |
| * If we have been authenticated by some other module than mod_auth_ldap, |
| * the req structure needed for authorization needs to be created |
| * and populated with the userid and DN of the account in LDAP |
| */ |
| |
| /* Check that we have a userid to start with */ |
| if ((!r->user) || (strlen(r->user) == 0)) { |
| ap_log_rerror(APLOG_MARK, APLOG_WARNING, 0, r, |
| "ldap authorize: Userid is blank, AuthType=%s", |
| r->ap_auth_type); |
| } |
| |
| if(!req) { |
| ap_log_rerror(APLOG_MARK, APLOG_DEBUG, 0, r, |
| "ldap authorize: Creating LDAP req structure"); |
| |
| /* Build the username filter */ |
| authn_ldap_build_filter(filtbuf, r, r->user, NULL, sec); |
| |
| /* Search for the user DN */ |
| result = util_ldap_cache_getuserdn(r, ldc, sec->url, sec->basedn, |
| sec->scope, sec->attributes, filtbuf, &dn, &vals); |
| |
| /* Search failed, log error and return failure */ |
| if(result != LDAP_SUCCESS) { |
| ap_log_rerror(APLOG_MARK, APLOG_DEBUG, 0, r, |
| "auth_ldap authorise: User DN not found, %s", ldc->reason); |
| return sec->auth_authoritative? HTTP_UNAUTHORIZED : DECLINED; |
| } |
| |
| req = (authn_ldap_request_t *)apr_pcalloc(r->pool, |
| sizeof(authn_ldap_request_t)); |
| ap_set_module_config(r->request_config, &authnz_ldap_module, req); |
| req->dn = apr_pstrdup(r->pool, dn); |
| req->user = r->user; |
| } |
| |
| /* Loop through the requirements array until there's no elements |
| * left, or something causes a return from inside the loop */ |
| for(x=0; x < reqs_arr->nelts; x++) { |
| if (! (reqs[x].method_mask & (AP_METHOD_BIT << m))) { |
| continue; |
| } |
| method_restricted = 1; |
| |
| t = reqs[x].requirement; |
| w = ap_getword_white(r->pool, &t); |
| |
| if (strcmp(w, "ldap-user") == 0) { |
| if (req->dn == NULL || strlen(req->dn) == 0) { |
| ap_log_rerror(APLOG_MARK, APLOG_DEBUG, 0, r, |
| "[%" APR_PID_T_FMT "] auth_ldap authorise: " |
| "require user: user's DN has not been defined; failing authorisation", |
| getpid()); |
| return sec->auth_authoritative? HTTP_UNAUTHORIZED : DECLINED; |
| } |
| /* |
| * First do a whole-line compare, in case it's something like |
| * require user Babs Jensen |
| */ |
| result = util_ldap_cache_compare(r, ldc, sec->url, req->dn, sec->attribute, t); |
| switch(result) { |
| case LDAP_COMPARE_TRUE: { |
| ap_log_rerror(APLOG_MARK, APLOG_DEBUG, 0, r, |
| "[%" APR_PID_T_FMT "] auth_ldap authorise: " |
| "require user: authorisation successful", getpid()); |
| return OK; |
| } |
| default: { |
| ap_log_rerror(APLOG_MARK, APLOG_DEBUG, 0, r, |
| "[%" APR_PID_T_FMT "] auth_ldap authorise: require user: " |
| "authorisation failed [%s][%s]", getpid(), |
| ldc->reason, ldap_err2string(result)); |
| } |
| } |
| /* |
| * Now break apart the line and compare each word on it |
| */ |
| while (t[0]) { |
| w = ap_getword_conf(r->pool, &t); |
| result = util_ldap_cache_compare(r, ldc, sec->url, req->dn, sec->attribute, w); |
| switch(result) { |
| case LDAP_COMPARE_TRUE: { |
| ap_log_rerror(APLOG_MARK, APLOG_DEBUG, 0, r, |
| "[%" APR_PID_T_FMT "] auth_ldap authorise: " |
| "require user: authorisation successful", getpid()); |
| return OK; |
| } |
| default: { |
| ap_log_rerror(APLOG_MARK, APLOG_DEBUG, 0, r, |
| "[%" APR_PID_T_FMT "] auth_ldap authorise: " |
| "require user: authorisation failed [%s][%s]", |
| getpid(), ldc->reason, ldap_err2string(result)); |
| } |
| } |
| } |
| } |
| else if (strcmp(w, "ldap-dn") == 0) { |
| if (req->dn == NULL || strlen(req->dn) == 0) { |
| ap_log_rerror(APLOG_MARK, APLOG_DEBUG, 0, r, |
| "[%" APR_PID_T_FMT "] auth_ldap authorise: " |
| "require dn: user's DN has not been defined; failing authorisation", |
| getpid()); |
| return sec->auth_authoritative? HTTP_UNAUTHORIZED : DECLINED; |
| } |
| |
| result = util_ldap_cache_comparedn(r, ldc, sec->url, req->dn, t, sec->compare_dn_on_server); |
| switch(result) { |
| case LDAP_COMPARE_TRUE: { |
| ap_log_rerror(APLOG_MARK, APLOG_DEBUG, 0, r, |
| "[%" APR_PID_T_FMT "] auth_ldap authorise: " |
| "require dn: authorisation successful", getpid()); |
| return OK; |
| } |
| default: { |
| ap_log_rerror(APLOG_MARK, APLOG_DEBUG, 0, r, |
| "[%" APR_PID_T_FMT "] auth_ldap authorise: " |
| "require dn \"%s\": LDAP error [%s][%s]", |
| getpid(), t, ldc->reason, ldap_err2string(result)); |
| } |
| } |
| } |
| else if (strcmp(w, "ldap-group") == 0) { |
| struct mod_auth_ldap_groupattr_entry_t *ent = (struct mod_auth_ldap_groupattr_entry_t *) sec->groupattr->elts; |
| int i; |
| |
| if (sec->group_attrib_is_dn) { |
| if (req->dn == NULL || strlen(req->dn) == 0) { |
| ap_log_rerror(APLOG_MARK, APLOG_DEBUG, 0, r, |
| "[%" APR_PID_T_FMT "] auth_ldap authorise: require group: " |
| "user's DN has not been defined; failing authorisation", |
| getpid()); |
| return sec->auth_authoritative? HTTP_UNAUTHORIZED : DECLINED; |
| } |
| } |
| else { |
| if (req->user == NULL || strlen(req->user) == 0) { |
| /* We weren't called in the authentication phase, so we didn't have a |
| * chance to set the user field. Do so now. */ |
| req->user = r->user; |
| } |
| } |
| |
| ap_log_rerror(APLOG_MARK, APLOG_DEBUG, 0, r, |
| "[%" APR_PID_T_FMT "] auth_ldap authorise: require group: " |
| "testing for group membership in \"%s\"", |
| getpid(), t); |
| |
| for (i = 0; i < sec->groupattr->nelts; i++) { |
| ap_log_rerror(APLOG_MARK, APLOG_DEBUG, 0, r, |
| "[%" APR_PID_T_FMT "] auth_ldap authorise: require group: " |
| "testing for %s: %s (%s)", getpid(), |
| ent[i].name, sec->group_attrib_is_dn ? req->dn : req->user, t); |
| |
| result = util_ldap_cache_compare(r, ldc, sec->url, t, ent[i].name, |
| sec->group_attrib_is_dn ? req->dn : req->user); |
| switch(result) { |
| case LDAP_COMPARE_TRUE: { |
| ap_log_rerror(APLOG_MARK, APLOG_DEBUG, 0, r, |
| "[%" APR_PID_T_FMT "] auth_ldap authorise: require group: " |
| "authorisation successful (attribute %s) [%s][%s]", |
| getpid(), ent[i].name, ldc->reason, ldap_err2string(result)); |
| return OK; |
| } |
| default: { |
| ap_log_rerror(APLOG_MARK, APLOG_DEBUG, 0, r, |
| "[%" APR_PID_T_FMT "] auth_ldap authorise: require group \"%s\": " |
| "authorisation failed [%s][%s]", |
| getpid(), t, ldc->reason, ldap_err2string(result)); |
| } |
| } |
| } |
| } |
| else if (strcmp(w, "ldap-attribute") == 0) { |
| if (req->dn == NULL || strlen(req->dn) == 0) { |
| ap_log_rerror(APLOG_MARK, APLOG_DEBUG, 0, r, |
| "[%" APR_PID_T_FMT "] auth_ldap authorise: " |
| "require ldap-attribute: user's DN has not been defined; failing authorisation", |
| getpid()); |
| return sec->auth_authoritative? HTTP_UNAUTHORIZED : DECLINED; |
| } |
| while (t[0]) { |
| w = ap_getword(r->pool, &t, '='); |
| value = ap_getword_conf(r->pool, &t); |
| |
| ap_log_rerror(APLOG_MARK, APLOG_DEBUG, 0, r, |
| "[%" APR_PID_T_FMT "] auth_ldap authorise: checking attribute" |
| " %s has value %s", getpid(), w, value); |
| result = util_ldap_cache_compare(r, ldc, sec->url, req->dn, |
| w, value); |
| switch(result) { |
| case LDAP_COMPARE_TRUE: { |
| ap_log_rerror(APLOG_MARK, APLOG_DEBUG, |
| 0, r, "[%" APR_PID_T_FMT "] auth_ldap authorise: " |
| "require attribute: authorisation " |
| "successful", getpid()); |
| return OK; |
| } |
| default: { |
| ap_log_rerror(APLOG_MARK, APLOG_DEBUG, |
| 0, r, "[%" APR_PID_T_FMT "] auth_ldap authorise: " |
| "require attribute: authorisation " |
| "failed [%s][%s]", getpid(), |
| ldc->reason, ldap_err2string(result)); |
| } |
| } |
| } |
| } |
| else if (strcmp(w, "ldap-filter") == 0) { |
| if (req->dn == NULL || strlen(req->dn) == 0) { |
| ap_log_rerror(APLOG_MARK, APLOG_DEBUG, 0, r, |
| "[%" APR_PID_T_FMT "] auth_ldap authorise: " |
| "require ldap-filter: user's DN has not been defined; failing authorisation", |
| getpid()); |
| return sec->auth_authoritative? HTTP_UNAUTHORIZED : DECLINED; |
| } |
| if (t[0]) { |
| ap_log_rerror(APLOG_MARK, APLOG_DEBUG, 0, r, |
| "[%" APR_PID_T_FMT "] auth_ldap authorise: checking filter %s", |
| getpid(), t); |
| |
| /* Build the username filter */ |
| authn_ldap_build_filter(filtbuf, r, req->user, t, sec); |
| |
| /* Search for the user DN */ |
| result = util_ldap_cache_getuserdn(r, ldc, sec->url, sec->basedn, |
| sec->scope, sec->attributes, filtbuf, &dn, &vals); |
| |
| /* Make sure that the filtered search returned the correct user dn */ |
| if (result == LDAP_SUCCESS) { |
| ap_log_rerror(APLOG_MARK, APLOG_DEBUG, 0, r, |
| "[%" APR_PID_T_FMT "] auth_ldap authorise: checking dn match %s", |
| getpid(), dn); |
| result = util_ldap_cache_comparedn(r, ldc, sec->url, req->dn, dn, |
| sec->compare_dn_on_server); |
| } |
| |
| switch(result) { |
| case LDAP_COMPARE_TRUE: { |
| ap_log_rerror(APLOG_MARK, APLOG_DEBUG, |
| 0, r, "[%" APR_PID_T_FMT "] auth_ldap authorise: " |
| "require ldap-filter: authorisation " |
| "successful", getpid()); |
| return OK; |
| } |
| case LDAP_FILTER_ERROR: { |
| ap_log_rerror(APLOG_MARK, APLOG_DEBUG, |
| 0, r, "[%" APR_PID_T_FMT "] auth_ldap authorise: " |
| "require ldap-filter: %s authorisation " |
| "failed [%s][%s]", getpid(), |
| filtbuf, ldc->reason, ldap_err2string(result)); |
| break; |
| } |
| default: { |
| ap_log_rerror(APLOG_MARK, APLOG_DEBUG, |
| 0, r, "[%" APR_PID_T_FMT "] auth_ldap authorise: " |
| "require ldap-filter: authorisation " |
| "failed [%s][%s]", getpid(), |
| ldc->reason, ldap_err2string(result)); |
| } |
| } |
| } |
| } |
| } |
| |
| if (!method_restricted) { |
| ap_log_rerror(APLOG_MARK, APLOG_DEBUG, 0, r, |
| "[%" APR_PID_T_FMT "] auth_ldap authorise: agreeing because non-restricted", |
| getpid()); |
| return OK; |
| } |
| |
| if (!sec->auth_authoritative) { |
| ap_log_rerror(APLOG_MARK, APLOG_DEBUG, 0, r, |
| "[%" APR_PID_T_FMT "] auth_ldap authorise: declining to authorise", getpid()); |
| return DECLINED; |
| } |
| |
| ap_log_rerror(APLOG_MARK, APLOG_DEBUG, 0, r, |
| "[%" APR_PID_T_FMT "] auth_ldap authorise: authorisation denied", getpid()); |
| ap_note_basic_auth_failure (r); |
| |
| return HTTP_UNAUTHORIZED; |
| } |
| |
| |
| /* |
| * Use the ldap url parsing routines to break up the ldap url into |
| * host and port. |
| */ |
| static const char *mod_auth_ldap_parse_url(cmd_parms *cmd, |
| void *config, |
| const char *url, |
| const char *mode) |
| { |
| int rc; |
| apr_ldap_url_desc_t *urld; |
| apr_ldap_err_t *result; |
| |
| authn_ldap_config_t *sec = config; |
| |
| ap_log_error(APLOG_MARK, APLOG_DEBUG, 0, |
| cmd->server, "[%" APR_PID_T_FMT "] auth_ldap url parse: `%s'", getpid(), url); |
| |
| rc = apr_ldap_url_parse(cmd->pool, url, &(urld), &(result)); |
| if (rc != APR_SUCCESS) { |
| return result->reason; |
| } |
| sec->url = apr_pstrdup(cmd->pool, url); |
| |
| ap_log_error(APLOG_MARK, APLOG_DEBUG, 0, |
| cmd->server, "[%" APR_PID_T_FMT "] auth_ldap url parse: Host: %s", getpid(), urld->lud_host); |
| ap_log_error(APLOG_MARK, APLOG_DEBUG, 0, |
| cmd->server, "[%" APR_PID_T_FMT "] auth_ldap url parse: Port: %d", getpid(), urld->lud_port); |
| ap_log_error(APLOG_MARK, APLOG_DEBUG, 0, |
| cmd->server, "[%" APR_PID_T_FMT "] auth_ldap url parse: DN: %s", getpid(), urld->lud_dn); |
| ap_log_error(APLOG_MARK, APLOG_DEBUG, 0, |
| cmd->server, "[%" APR_PID_T_FMT "] auth_ldap url parse: attrib: %s", getpid(), urld->lud_attrs? urld->lud_attrs[0] : "(null)"); |
| ap_log_error(APLOG_MARK, APLOG_DEBUG, 0, |
| cmd->server, "[%" APR_PID_T_FMT "] auth_ldap url parse: scope: %s", getpid(), |
| (urld->lud_scope == LDAP_SCOPE_SUBTREE? "subtree" : |
| urld->lud_scope == LDAP_SCOPE_BASE? "base" : |
| urld->lud_scope == LDAP_SCOPE_ONELEVEL? "onelevel" : "unknown")); |
| ap_log_error(APLOG_MARK, APLOG_DEBUG, 0, |
| cmd->server, "[%" APR_PID_T_FMT "] auth_ldap url parse: filter: %s", getpid(), urld->lud_filter); |
| |
| /* Set all the values, or at least some sane defaults */ |
| if (sec->host) { |
| char *p = apr_palloc(cmd->pool, strlen(sec->host) + strlen(urld->lud_host) + 2); |
| strcpy(p, urld->lud_host); |
| strcat(p, " "); |
| strcat(p, sec->host); |
| sec->host = p; |
| } |
| else { |
| sec->host = urld->lud_host? apr_pstrdup(cmd->pool, urld->lud_host) : "localhost"; |
| } |
| sec->basedn = urld->lud_dn? apr_pstrdup(cmd->pool, urld->lud_dn) : ""; |
| if (urld->lud_attrs && urld->lud_attrs[0]) { |
| int i = 1; |
| while (urld->lud_attrs[i]) { |
| i++; |
| } |
| sec->attributes = apr_pcalloc(cmd->pool, sizeof(char *) * (i+1)); |
| i = 0; |
| while (urld->lud_attrs[i]) { |
| sec->attributes[i] = apr_pstrdup(cmd->pool, urld->lud_attrs[i]); |
| i++; |
| } |
| sec->attribute = sec->attributes[0]; |
| } |
| else { |
| sec->attribute = "uid"; |
| } |
| |
| sec->scope = urld->lud_scope == LDAP_SCOPE_ONELEVEL ? |
| LDAP_SCOPE_ONELEVEL : LDAP_SCOPE_SUBTREE; |
| |
| if (urld->lud_filter) { |
| if (urld->lud_filter[0] == '(') { |
| /* |
| * Get rid of the surrounding parens; later on when generating the |
| * filter, they'll be put back. |
| */ |
| sec->filter = apr_pstrdup(cmd->pool, urld->lud_filter+1); |
| sec->filter[strlen(sec->filter)-1] = '\0'; |
| } |
| else { |
| sec->filter = apr_pstrdup(cmd->pool, urld->lud_filter); |
| } |
| } |
| else { |
| sec->filter = "objectclass=*"; |
| } |
| |
| if (mode) { |
| if (0 == strcasecmp("NONE", mode)) { |
| sec->secure = APR_LDAP_NONE; |
| } |
| else if (0 == strcasecmp("SSL", mode)) { |
| sec->secure = APR_LDAP_SSL; |
| } |
| else if (0 == strcasecmp("TLS", mode) || 0 == strcasecmp("STARTTLS", mode)) { |
| sec->secure = APR_LDAP_STARTTLS; |
| } |
| else { |
| return "Invalid LDAP connection mode setting: must be one of NONE, " |
| "SSL, or TLS/STARTTLS"; |
| } |
| } |
| |
| /* "ldaps" indicates secure ldap connections desired |
| */ |
| if (strncasecmp(url, "ldaps", 5) == 0) |
| { |
| sec->secure = APR_LDAP_SSL; |
| sec->port = urld->lud_port? urld->lud_port : LDAPS_PORT; |
| ap_log_error(APLOG_MARK, APLOG_DEBUG, 0, cmd->server, |
| "LDAP: auth_ldap using SSL connections"); |
| } |
| else |
| { |
| sec->port = urld->lud_port? urld->lud_port : LDAP_PORT; |
| ap_log_error(APLOG_MARK, APLOG_DEBUG, 0, cmd->server, |
| "LDAP: auth_ldap not using SSL connections"); |
| } |
| |
| sec->have_ldap_url = 1; |
| |
| return NULL; |
| } |
| |
| static const char *mod_auth_ldap_set_deref(cmd_parms *cmd, void *config, const char *arg) |
| { |
| authn_ldap_config_t *sec = config; |
| |
| if (strcmp(arg, "never") == 0 || strcasecmp(arg, "off") == 0) { |
| sec->deref = never; |
| } |
| else if (strcmp(arg, "searching") == 0) { |
| sec->deref = searching; |
| } |
| else if (strcmp(arg, "finding") == 0) { |
| sec->deref = finding; |
| } |
| else if (strcmp(arg, "always") == 0 || strcasecmp(arg, "on") == 0) { |
| sec->deref = always; |
| } |
| else { |
| return "Unrecognized value for AuthLDAPAliasDereference directive"; |
| } |
| return NULL; |
| } |
| |
| static const char *mod_auth_ldap_add_group_attribute(cmd_parms *cmd, void *config, const char *arg) |
| { |
| struct mod_auth_ldap_groupattr_entry_t *new; |
| |
| authn_ldap_config_t *sec = config; |
| |
| if (sec->groupattr->nelts > GROUPATTR_MAX_ELTS) |
| return "Too many AuthLDAPGroupAttribute directives"; |
| |
| new = apr_array_push(sec->groupattr); |
| new->name = apr_pstrdup(cmd->pool, arg); |
| |
| return NULL; |
| } |
| |
| static const char *set_charset_config(cmd_parms *cmd, void *config, const char *arg) |
| { |
| ap_set_module_config(cmd->server->module_config, &authnz_ldap_module, |
| (void *)arg); |
| return NULL; |
| } |
| |
| static const command_rec authnz_ldap_cmds[] = |
| { |
| AP_INIT_TAKE12("AuthLDAPURL", mod_auth_ldap_parse_url, NULL, OR_AUTHCFG, |
| "URL to define LDAP connection. This should be an RFC 2255 complaint\n" |
| "URL of the form ldap://host[:port]/basedn[?attrib[?scope[?filter]]].\n" |
| "<ul>\n" |
| "<li>Host is the name of the LDAP server. Use a space separated list of hosts \n" |
| "to specify redundant servers.\n" |
| "<li>Port is optional, and specifies the port to connect to.\n" |
| "<li>basedn specifies the base DN to start searches from\n" |
| "<li>Attrib specifies what attribute to search for in the directory. If not " |
| "provided, it defaults to <b>uid</b>.\n" |
| "<li>Scope is the scope of the search, and can be either <b>sub</b> or " |
| "<b>one</b>. If not provided, the default is <b>sub</b>.\n" |
| "<li>Filter is a filter to use in the search. If not provided, " |
| "defaults to <b>(objectClass=*)</b>.\n" |
| "</ul>\n" |
| "Searches are performed using the attribute and the filter combined. " |
| "For example, assume that the\n" |
| "LDAP URL is <b>ldap://ldap.airius.com/ou=People, o=Airius?uid?sub?(posixid=*)</b>. " |
| "Searches will\n" |
| "be done using the filter <b>(&((posixid=*))(uid=<i>username</i>))</b>, " |
| "where <i>username</i>\n" |
| "is the user name passed by the HTTP client. The search will be a subtree " |
| "search on the branch <b>ou=People, o=Airius</b>."), |
| |
| AP_INIT_TAKE1("AuthLDAPBindDN", ap_set_string_slot, |
| (void *)APR_OFFSETOF(authn_ldap_config_t, binddn), OR_AUTHCFG, |
| "DN to use to bind to LDAP server. If not provided, will do an anonymous bind."), |
| |
| AP_INIT_TAKE1("AuthLDAPBindPassword", ap_set_string_slot, |
| (void *)APR_OFFSETOF(authn_ldap_config_t, bindpw), OR_AUTHCFG, |
| "Password to use to bind to LDAP server. If not provided, will do an anonymous bind."), |
| |
| AP_INIT_FLAG("AuthLDAPRemoteUserIsDN", ap_set_flag_slot, |
| (void *)APR_OFFSETOF(authn_ldap_config_t, user_is_dn), OR_AUTHCFG, |
| "Set to 'on' to set the REMOTE_USER environment variable to be the full " |
| "DN of the remote user. By default, this is set to off, meaning that " |
| "the REMOTE_USER variable will contain whatever value the remote user sent."), |
| |
| AP_INIT_FLAG("AuthzLDAPAuthoritative", ap_set_flag_slot, |
| (void *)APR_OFFSETOF(authn_ldap_config_t, auth_authoritative), OR_AUTHCFG, |
| "Set to 'off' to allow access control to be passed along to lower modules if " |
| "the UserID and/or group is not known to this module"), |
| |
| AP_INIT_FLAG("AuthLDAPCompareDNOnServer", ap_set_flag_slot, |
| (void *)APR_OFFSETOF(authn_ldap_config_t, compare_dn_on_server), OR_AUTHCFG, |
| "Set to 'on' to force auth_ldap to do DN compares (for the \"require dn\" " |
| "directive) using the server, and set it 'off' to do the compares locally " |
| "(at the expense of possible false matches). See the documentation for " |
| "a complete description of this option."), |
| |
| AP_INIT_ITERATE("AuthLDAPGroupAttribute", mod_auth_ldap_add_group_attribute, NULL, OR_AUTHCFG, |
| "A list of attributes used to define group membership - defaults to " |
| "member and uniquemember"), |
| |
| AP_INIT_FLAG("AuthLDAPGroupAttributeIsDN", ap_set_flag_slot, |
| (void *)APR_OFFSETOF(authn_ldap_config_t, group_attrib_is_dn), OR_AUTHCFG, |
| "If set to 'on', auth_ldap uses the DN that is retrieved from the server for" |
| "subsequent group comparisons. If set to 'off', auth_ldap uses the string" |
| "provided by the client directly. Defaults to 'on'."), |
| |
| AP_INIT_TAKE1("AuthLDAPDereferenceAliases", mod_auth_ldap_set_deref, NULL, OR_AUTHCFG, |
| "Determines how aliases are handled during a search. Can bo one of the" |
| "values \"never\", \"searching\", \"finding\", or \"always\". " |
| "Defaults to always."), |
| |
| /* |
| AP_INIT_FLAG("AuthLDAPAuthzEnabled", ap_set_flag_slot, |
| (void *)APR_OFFSETOF(authn_ldap_config_t, authz_enabled), OR_AUTHCFG, |
| "Set to off to disable the LDAP authorization handler, even if it's been enabled in a higher tree"), |
| */ |
| |
| AP_INIT_TAKE1("AuthLDAPCharsetConfig", set_charset_config, NULL, RSRC_CONF, |
| "Character set conversion configuration file. If omitted, character set" |
| "conversion is disabled."), |
| |
| {NULL} |
| }; |
| |
| static int authnz_ldap_post_config(apr_pool_t *p, apr_pool_t *plog, apr_pool_t *ptemp, server_rec *s) |
| { |
| ap_configfile_t *f; |
| char l[MAX_STRING_LEN]; |
| const char *charset_confname = ap_get_module_config(s->module_config, |
| &authnz_ldap_module); |
| apr_status_t status; |
| |
| /* |
| authn_ldap_config_t *sec = (authn_ldap_config_t *) |
| ap_get_module_config(s->module_config, |
| &authnz_ldap_module); |
| |
| if (sec->secure) |
| { |
| if (!util_ldap_ssl_supported(s)) |
| { |
| ap_log_error(APLOG_MARK, APLOG_CRIT, 0, s, |
| "LDAP: SSL connections (ldaps://) not supported by utilLDAP"); |
| return(!OK); |
| } |
| } |
| */ |
| |
| /* make sure that mod_ldap (util_ldap) is loaded */ |
| if (ap_find_linked_module("util_ldap.c") == NULL) { |
| ap_log_error(APLOG_MARK, APLOG_ERR, 0, s, |
| "Module mod_ldap missing. Mod_ldap (aka. util_ldap) " |
| "must be loaded in order for mod_auth_ldap to function properly"); |
| return HTTP_INTERNAL_SERVER_ERROR; |
| |
| } |
| |
| if (!charset_confname) { |
| return OK; |
| } |
| |
| charset_confname = ap_server_root_relative(p, charset_confname); |
| if (!charset_confname) { |
| ap_log_error(APLOG_MARK, APLOG_ERR, APR_EBADPATH, s, |
| "Invalid charset conversion config path %s", |
| (const char *)ap_get_module_config(s->module_config, |
| &authnz_ldap_module)); |
| return HTTP_INTERNAL_SERVER_ERROR; |
| } |
| if ((status = ap_pcfg_openfile(&f, ptemp, charset_confname)) |
| != APR_SUCCESS) { |
| ap_log_error(APLOG_MARK, APLOG_ERR, status, s, |
| "could not open charset conversion config file %s.", |
| charset_confname); |
| return HTTP_INTERNAL_SERVER_ERROR; |
| } |
| |
| charset_conversions = apr_hash_make(p); |
| |
| while (!(ap_cfg_getline(l, MAX_STRING_LEN, f))) { |
| const char *ll = l; |
| char *lang; |
| |
| if (l[0] == '#') { |
| continue; |
| } |
| lang = ap_getword_conf(p, &ll); |
| ap_str_tolower(lang); |
| |
| if (ll[0]) { |
| char *charset = ap_getword_conf(p, &ll); |
| apr_hash_set(charset_conversions, lang, APR_HASH_KEY_STRING, charset); |
| } |
| } |
| ap_cfg_closefile(f); |
| |
| to_charset = derive_codepage_from_lang (p, "utf-8"); |
| if (to_charset == NULL) { |
| ap_log_error(APLOG_MARK, APLOG_ERR, status, s, |
| "could not find the UTF-8 charset in the file %s.", |
| charset_confname); |
| return HTTP_INTERNAL_SERVER_ERROR; |
| } |
| |
| return OK; |
| } |
| |
| static const authn_provider authn_ldap_provider = |
| { |
| &authn_ldap_check_password, |
| }; |
| |
| static void ImportULDAPOptFn(void) |
| { |
| util_ldap_connection_close = APR_RETRIEVE_OPTIONAL_FN(uldap_connection_close); |
| util_ldap_connection_find = APR_RETRIEVE_OPTIONAL_FN(uldap_connection_find); |
| util_ldap_cache_comparedn = APR_RETRIEVE_OPTIONAL_FN(uldap_cache_comparedn); |
| util_ldap_cache_compare = APR_RETRIEVE_OPTIONAL_FN(uldap_cache_compare); |
| util_ldap_cache_checkuserid = APR_RETRIEVE_OPTIONAL_FN(uldap_cache_checkuserid); |
| util_ldap_cache_getuserdn = APR_RETRIEVE_OPTIONAL_FN(uldap_cache_getuserdn); |
| util_ldap_ssl_supported = APR_RETRIEVE_OPTIONAL_FN(uldap_ssl_supported); |
| } |
| |
| static void register_hooks(apr_pool_t *p) |
| { |
| static const char * const aszPost[]={ "mod_authz_user.c", NULL }; |
| |
| ap_register_provider(p, AUTHN_PROVIDER_GROUP, "ldap", "0", |
| &authn_ldap_provider); |
| ap_hook_post_config(authnz_ldap_post_config,NULL,NULL,APR_HOOK_MIDDLE); |
| ap_hook_auth_checker(authz_ldap_check_user_access, NULL, aszPost, APR_HOOK_MIDDLE); |
| |
| ap_hook_optional_fn_retrieve(ImportULDAPOptFn,NULL,NULL,APR_HOOK_MIDDLE); |
| } |
| |
| module AP_MODULE_DECLARE_DATA authnz_ldap_module = |
| { |
| STANDARD20_MODULE_STUFF, |
| create_authnz_ldap_dir_config, /* dir config creater */ |
| NULL, /* dir merger --- default is to override */ |
| NULL, /* server config */ |
| NULL, /* merge server config */ |
| authnz_ldap_cmds, /* command apr_table_t */ |
| register_hooks /* register hooks */ |
| }; |