X-Git-Url: https://code.citadel.org/?a=blobdiff_plain;f=citadel%2Fldap.c;h=73e45ba23c2a777ee6072fe155b6a482c207edee;hb=HEAD;hp=cc88a7b4e202fdbfdfd5412ab1efc39ac1853e5f;hpb=168342e0ff3187e28faa4be0f17f5a3b7d043e95;p=citadel.git diff --git a/citadel/ldap.c b/citadel/ldap.c deleted file mode 100644 index cc88a7b4e..000000000 --- a/citadel/ldap.c +++ /dev/null @@ -1,285 +0,0 @@ -/* - * These functions implement the portions of AUTHMODE_LDAP and AUTHMODE_LDAP_AD which - * actually speak to the LDAP server. - * - * Copyright (c) 2011 by Art Cancro and the citadel.org development team. - * - * This program is open source 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 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; - -#include "sysdep.h" -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#ifdef HAVE_SYS_STAT_H -#include -#endif - -#if TIME_WITH_SYS_TIME -# include -# include -#else -# if HAVE_SYS_TIME_H -# include -# else -# include -# endif -#endif - -#include -#include -#include -#include "auth.h" -#include "citadel.h" -#include "server.h" -#include "database.h" -#include "sysdep_decls.h" -#include "support.h" -#include "room_ops.h" -#include "file_ops.h" -#include "control.h" -#include "msgbase.h" -#include "config.h" -#include "citserver.h" -#include "citadel_dirs.h" -#include "genstamp.h" -#include "threads.h" -#include "citadel_ldap.h" -#include "ctdl_module.h" -#include "user_ops.h" - -#ifdef HAVE_LDAP -#define LDAP_DEPRECATED 1 /* Suppress libldap's warning that we are using deprecated API calls */ -#include - -int CtdlTryUserLDAP(char *username, - char *found_dn, int found_dn_size, - char *fullname, int fullname_size, - uid_t *uid) -{ - LDAP *ldserver = NULL; - int i; - LDAPMessage *search_result = NULL; - LDAPMessage *entry = NULL; - char searchstring[1024]; - struct timeval tv; - char **values; - char *user_dn = NULL; - - if (fullname) safestrncpy(fullname, username, fullname_size); - - ldserver = ldap_init(config.c_ldap_host, config.c_ldap_port); - if (ldserver == NULL) { - syslog(LOG_ALERT, "LDAP: Could not connect to %s:%d : %s\n", - config.c_ldap_host, config.c_ldap_port, - strerror(errno) - ); - return(errno); - } - - 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); - 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) { - syslog(LOG_ALERT, "LDAP: Cannot bind: %s (%d)\n", ldap_err2string(i), i); - return(i); - } - - tv.tv_sec = 10; - tv.tv_usec = 0; - - if (config.c_auth_mode == AUTHMODE_LDAP_AD) { - sprintf(searchstring, "(sAMAccountName=%s)", username); - } - else { - sprintf(searchstring, "(&(objectclass=posixAccount)(uid=%s))", username); - } - - syslog(LOG_DEBUG, "LDAP search: %s\n", searchstring); - i = ldap_search_ext_s(ldserver, /* ld */ - config.c_ldap_base_dn, /* base */ - LDAP_SCOPE_SUBTREE, /* scope */ - searchstring, /* filter */ - NULL, /* attrs (all attributes) */ - 0, /* attrsonly (attrs + values) */ - NULL, /* serverctrls (none) */ - NULL, /* clientctrls (none) */ - &tv, /* timeout */ - 1, /* sizelimit (1 result max) */ - &search_result /* res */ - ); - - /* Ignore the return value of ldap_search_ext_s(). Sometimes it returns an error even when - * the search succeeds. Instead, we check to see whether search_result is still NULL. - */ - if (search_result == NULL) { - syslog(LOG_DEBUG, "LDAP search: zero results were returned\n"); - ldap_unbind(ldserver); - return(2); - } - - /* At this point we've got at least one result from our query. If there are multiple - * results, we still only look at the first one. - */ - entry = ldap_first_entry(ldserver, search_result); - if (entry) { - - user_dn = ldap_get_dn(ldserver, entry); - if (user_dn) { - syslog(LOG_DEBUG, "dn = %s\n", user_dn); - } - - if (config.c_auth_mode == AUTHMODE_LDAP_AD) { - values = ldap_get_values(ldserver, search_result, "displayName"); - if (values) { - if (values[0]) { - if (fullname) safestrncpy(fullname, values[0], fullname_size); - syslog(LOG_DEBUG, "displayName = %s\n", values[0]); - } - ldap_value_free(values); - } - } - else { - values = ldap_get_values(ldserver, search_result, "cn"); - if (values) { - if (values[0]) { - if (fullname) safestrncpy(fullname, values[0], fullname_size); - syslog(LOG_DEBUG, "cn = %s\n", values[0]); - } - ldap_value_free(values); - } - } - - if (config.c_auth_mode == AUTHMODE_LDAP_AD) { - values = ldap_get_values(ldserver, search_result, "objectGUID"); - if (values) { - if (values[0]) { - if (uid != NULL) { - *uid = abs(HashLittle(values[0], strlen(values[0]))); - syslog(LOG_DEBUG, "uid hashed from objectGUID = %d\n", *uid); - } - } - ldap_value_free(values); - } - } - else { - values = ldap_get_values(ldserver, search_result, "uidNumber"); - if (values) { - if (values[0]) { - syslog(LOG_DEBUG, "uidNumber = %s\n", values[0]); - if (uid != NULL) { - *uid = atoi(values[0]); - } - } - ldap_value_free(values); - } - } - - } - - /* free the results */ - ldap_msgfree(search_result); - - /* unbind so we can go back in as the authenticating user */ - ldap_unbind(ldserver); - - if (!user_dn) { - syslog(LOG_DEBUG, "No such user was found.\n"); - return(4); - } - - if (found_dn) safestrncpy(found_dn, user_dn, found_dn_size); - ldap_memfree(user_dn); - return(0); -} - - -int CtdlTryPasswordLDAP(char *user_dn, const char *password) -{ - LDAP *ldserver = NULL; - int i = (-1); - - if (IsEmptyStr(password)) { - syslog(LOG_DEBUG, "LDAP: empty passwords are not permitted\n"); - return(1); - } - - 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) { - syslog(LOG_DEBUG, "LDAP: bind succeeded\n"); - } - else { - 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); - } - - if (i == LDAP_SUCCESS) { - return(0); - } - - return(1); -} - - -/* - * Learn LDAP attributes and stuff them into the vCard. - * Returns nonzero if we changed anything. - */ -int Ctdl_LDAP_to_vCard(char *ldap_dn, struct vCard *v) -{ - int changed_something = 0; - - if (!ldap_dn) return(0); - if (!v) return(0); - - /* - * FIXME this is a stub function - * - * ldap_dn will contain the DN of the user, and v will contain a pointer to - * the vCard that needs to be (re-)populated. Put the requisite LDAP code here. - * - vcard_set_prop(v, "email;internet", xxx, 0); - * - * return nonzero to tell the caller that we made changes that need to be saved - changed_something = 1; - * - */ - - return(changed_something); /* tell the caller whether we made any changes */ -} - -#endif /* HAVE_LDAP */