Updated the copyright declaration in several modules, removing any language which...
[citadel.git] / citadel / ldap.c
index 75bbb976a5fe17d85021700c76ddb190afff23ea..385498443839cc8c4d3754652da535bbdad03f59 100644 (file)
@@ -2,21 +2,15 @@
  * These functions implement the portions of AUTHMODE_LDAP and AUTHMODE_LDAP_AD which
  * actually speak to the LDAP server.
  *
- * Copyright (c) 2010 by Art Cancro and the citadel.org development team.
+ * Copyright (c) 2011 by Art Cancro and the citadel.org development team.
  *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 3 of the License, or
- * (at your option) any later version.
+ * This program is open source software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License, version 3.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  */
 
 int ctdl_require_ldap_version = 3;
@@ -91,7 +85,7 @@ int CtdlTryUserLDAP(char *username,
 
        ldserver = ldap_init(config.c_ldap_host, config.c_ldap_port);
        if (ldserver == NULL) {
-               CtdlLogPrintf(CTDL_ALERT, "LDAP: Could not connect to %s:%d : %s\n",
+               syslog(LOG_ALERT, "LDAP: Could not connect to %s:%d : %s\n",
                        config.c_ldap_host, config.c_ldap_port,
                        strerror(errno)
                );
@@ -99,16 +93,17 @@ int CtdlTryUserLDAP(char *username,
        }
 
        ldap_set_option(ldserver, LDAP_OPT_PROTOCOL_VERSION, &ctdl_require_ldap_version);
+       ldap_set_option(ldserver, LDAP_OPT_REFERRALS, (void *)LDAP_OPT_OFF);
 
        striplt(config.c_ldap_bind_dn);
        striplt(config.c_ldap_bind_pw);
-       CtdlLogPrintf(CTDL_DEBUG, "LDAP bind DN: %s\n", config.c_ldap_bind_dn);
+       syslog(LOG_DEBUG, "LDAP bind DN: %s\n", config.c_ldap_bind_dn);
        i = ldap_simple_bind_s(ldserver,
                (!IsEmptyStr(config.c_ldap_bind_dn) ? config.c_ldap_bind_dn : NULL),
                (!IsEmptyStr(config.c_ldap_bind_pw) ? config.c_ldap_bind_pw : NULL)
        );
        if (i != LDAP_SUCCESS) {
-               CtdlLogPrintf(CTDL_ALERT, "LDAP: Cannot bind: %s (%d)\n", ldap_err2string(i), i);
+               syslog(LOG_ALERT, "LDAP: Cannot bind: %s (%d)\n", ldap_err2string(i), i);
                return(i);
        }
 
@@ -122,8 +117,9 @@ int CtdlTryUserLDAP(char *username,
                sprintf(searchstring, "(&(objectclass=posixAccount)(uid=%s))", username);
        }
 
-       CtdlLogPrintf(CTDL_DEBUG, "LDAP search: %s\n", searchstring);
-       i = ldap_search_ext_s(ldserver,                         /* ld                           */
+       syslog(LOG_DEBUG, "LDAP search: %s\n", searchstring);
+       (void) ldap_search_ext_s(
+               ldserver,                                       /* ld                           */
                config.c_ldap_base_dn,                          /* base                         */
                LDAP_SCOPE_SUBTREE,                             /* scope                        */
                searchstring,                                   /* filter                       */
@@ -140,7 +136,7 @@ int CtdlTryUserLDAP(char *username,
         * the search succeeds.  Instead, we check to see whether search_result is still NULL.
         */
        if (search_result == NULL) {
-               CtdlLogPrintf(CTDL_DEBUG, "LDAP search: zero results were returned\n");
+               syslog(LOG_DEBUG, "LDAP search: zero results were returned\n");
                ldap_unbind(ldserver);
                return(2);
        }
@@ -153,7 +149,7 @@ int CtdlTryUserLDAP(char *username,
 
                user_dn = ldap_get_dn(ldserver, entry);
                if (user_dn) {
-                       CtdlLogPrintf(CTDL_DEBUG, "dn = %s\n", user_dn);
+                       syslog(LOG_DEBUG, "dn = %s\n", user_dn);
                }
 
                if (config.c_auth_mode == AUTHMODE_LDAP_AD) {
@@ -161,7 +157,7 @@ int CtdlTryUserLDAP(char *username,
                        if (values) {
                                if (values[0]) {
                                        if (fullname) safestrncpy(fullname, values[0], fullname_size);
-                                       CtdlLogPrintf(CTDL_DEBUG, "displayName = %s\n", values[0]);
+                                       syslog(LOG_DEBUG, "displayName = %s\n", values[0]);
                                }
                                ldap_value_free(values);
                        }
@@ -171,7 +167,7 @@ int CtdlTryUserLDAP(char *username,
                        if (values) {
                                if (values[0]) {
                                        if (fullname) safestrncpy(fullname, values[0], fullname_size);
-                                       CtdlLogPrintf(CTDL_DEBUG, "cn = %s\n", values[0]);
+                                       syslog(LOG_DEBUG, "cn = %s\n", values[0]);
                                }
                                ldap_value_free(values);
                        }
@@ -183,7 +179,7 @@ int CtdlTryUserLDAP(char *username,
                                if (values[0]) {
                                        if (uid != NULL) {
                                                *uid = abs(HashLittle(values[0], strlen(values[0])));
-                                               CtdlLogPrintf(CTDL_DEBUG, "uid hashed from objectGUID = %d\n", *uid);
+                                               syslog(LOG_DEBUG, "uid hashed from objectGUID = %d\n", *uid);
                                        }
                                }
                                ldap_value_free(values);
@@ -193,7 +189,7 @@ int CtdlTryUserLDAP(char *username,
                        values = ldap_get_values(ldserver, search_result, "uidNumber");
                        if (values) {
                                if (values[0]) {
-                                       CtdlLogPrintf(CTDL_DEBUG, "uidNumber = %s\n", values[0]);
+                                       syslog(LOG_DEBUG, "uidNumber = %s\n", values[0]);
                                        if (uid != NULL) {
                                                *uid = atoi(values[0]);
                                        }
@@ -211,7 +207,7 @@ int CtdlTryUserLDAP(char *username,
        ldap_unbind(ldserver);
 
        if (!user_dn) {
-               CtdlLogPrintf(CTDL_DEBUG, "No such user was found.\n");
+               syslog(LOG_DEBUG, "No such user was found.\n");
                return(4);
        }
 
@@ -227,21 +223,22 @@ int CtdlTryPasswordLDAP(char *user_dn, const char *password)
        int i = (-1);
 
        if (IsEmptyStr(password)) {
-               CtdlLogPrintf(CTDL_DEBUG, "LDAP: empty passwords are not permitted\n");
+               syslog(LOG_DEBUG, "LDAP: empty passwords are not permitted\n");
                return(1);
        }
 
-       CtdlLogPrintf(CTDL_DEBUG, "LDAP: trying to bind as %s\n", user_dn);
+       syslog(LOG_DEBUG, "LDAP: trying to bind as %s\n", user_dn);
        ldserver = ldap_init(config.c_ldap_host, config.c_ldap_port);
        if (ldserver) {
                ldap_set_option(ldserver, LDAP_OPT_PROTOCOL_VERSION, &ctdl_require_ldap_version);
                i = ldap_simple_bind_s(ldserver, user_dn, password);
                if (i == LDAP_SUCCESS) {
-                       CtdlLogPrintf(CTDL_DEBUG, "LDAP: bind succeeded\n");
+                       syslog(LOG_DEBUG, "LDAP: bind succeeded\n");
                }
                else {
-                       CtdlLogPrintf(CTDL_DEBUG, "LDAP: Cannot bind: %s (%d)\n", ldap_err2string(i), i);
+                       syslog(LOG_DEBUG, "LDAP: Cannot bind: %s (%d)\n", ldap_err2string(i), i);
                }
+               ldap_set_option(ldserver, LDAP_OPT_REFERRALS, (void *)LDAP_OPT_OFF);
                ldap_unbind(ldserver);
        }