1 /* init.c - initialize ldap backend */
3 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
5 * Copyright 2003-2007 The OpenLDAP Foundation.
6 * Portions Copyright 1999-2003 Howard Chu.
7 * Portions Copyright 2000-2003 Pierangelo Masarati.
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted only as authorized by the OpenLDAP
14 * A copy of this license is available in the file LICENSE in the
15 * top-level directory of the distribution or, alternatively, at
16 * <http://www.OpenLDAP.org/license.html>.
19 * This work was initially developed by the Howard Chu for inclusion
20 * in OpenLDAP Software and subsequently enhanced by Pierangelo
28 #include <ac/string.h>
29 #include <ac/socket.h>
32 #include "back-ldap.h"
35 ldap_back_open( BackendInfo *bi )
37 bi->bi_controls = slap_known_controls;
42 ldap_back_initialize( BackendInfo *bi )
47 #ifdef LDAP_DYNAMIC_OBJECTS
48 /* this is set because all the support a proxy has to provide
49 * is the capability to forward the refresh exop, and to
50 * pass thru entries that contain the dynamicObject class
51 * and the entryTtl attribute */
53 #endif /* LDAP_DYNAMIC_OBJECTS */
56 bi->bi_open = ldap_back_open;
61 bi->bi_db_init = ldap_back_db_init;
62 bi->bi_db_config = config_generic_wrapper;
63 bi->bi_db_open = ldap_back_db_open;
64 bi->bi_db_close = ldap_back_db_close;
65 bi->bi_db_destroy = ldap_back_db_destroy;
67 bi->bi_op_bind = ldap_back_bind;
69 bi->bi_op_search = ldap_back_search;
70 bi->bi_op_compare = ldap_back_compare;
71 bi->bi_op_modify = ldap_back_modify;
72 bi->bi_op_modrdn = ldap_back_modrdn;
73 bi->bi_op_add = ldap_back_add;
74 bi->bi_op_delete = ldap_back_delete;
75 bi->bi_op_abandon = 0;
77 bi->bi_extended = ldap_back_extended;
79 bi->bi_chk_referrals = 0;
80 bi->bi_entry_get_rw = ldap_back_entry_get;
82 bi->bi_connection_init = 0;
83 bi->bi_connection_destroy = ldap_back_conn_destroy;
85 rc = chain_initialize();
91 rc = distproc_initialize();
97 return ldap_back_init_cf( bi );
101 ldap_back_db_init( Backend *be )
107 li = (ldapinfo_t *)ch_calloc( 1, sizeof( ldapinfo_t ) );
112 li->li_rebind_f = ldap_back_default_rebind;
113 li->li_urllist_f = ldap_back_default_urllist;
114 li->li_urllist_p = li;
115 ldap_pvt_thread_mutex_init( &li->li_uri_mutex );
117 BER_BVZERO( &li->li_acl_authcID );
118 BER_BVZERO( &li->li_acl_authcDN );
119 BER_BVZERO( &li->li_acl_passwd );
121 li->li_acl_authmethod = LDAP_AUTH_NONE;
122 BER_BVZERO( &li->li_acl_sasl_mech );
123 li->li_acl.sb_tls = SB_TLS_DEFAULT;
125 li->li_idassert_mode = LDAP_BACK_IDASSERT_LEGACY;
127 BER_BVZERO( &li->li_idassert_authcID );
128 BER_BVZERO( &li->li_idassert_authcDN );
129 BER_BVZERO( &li->li_idassert_passwd );
131 BER_BVZERO( &li->li_idassert_authzID );
133 li->li_idassert_authmethod = LDAP_AUTH_NONE;
134 BER_BVZERO( &li->li_idassert_sasl_mech );
135 li->li_idassert_tls = SB_TLS_DEFAULT;
137 /* by default, use proxyAuthz control on each operation */
138 li->li_idassert_flags = LDAP_BACK_AUTH_PRESCRIPTIVE;
140 li->li_idassert_authz = NULL;
142 /* initialize flags */
143 li->li_flags = LDAP_BACK_F_CHASE_REFERRALS;
145 /* initialize version */
146 li->li_version = LDAP_VERSION3;
148 ldap_pvt_thread_mutex_init( &li->li_conninfo.lai_mutex );
150 for ( i = LDAP_BACK_PCONN_FIRST; i < LDAP_BACK_PCONN_LAST; i++ ) {
151 li->li_conn_priv[ i ].lic_num = 0;
152 LDAP_TAILQ_INIT( &li->li_conn_priv[ i ].lic_priv );
154 li->li_conn_priv_max = LDAP_BACK_CONN_PRIV_DEFAULT;
157 SLAP_DBFLAGS( be ) |= SLAP_DBFLAG_NOLASTMOD;
159 be->be_cf_ocs = be->bd_info->bi_cf_ocs;
161 rc = ldap_back_monitor_db_init( be );
171 ldap_back_db_open( BackendDB *be )
173 ldapinfo_t *li = (ldapinfo_t *)be->be_private;
175 slap_bindconf sb = { 0 };
178 Debug( LDAP_DEBUG_TRACE,
179 "ldap_back_db_open: URI=%s\n",
180 li->li_uri != NULL ? li->li_uri : "", 0, 0 );
182 /* by default, use proxyAuthz control on each operation */
183 switch ( li->li_idassert_mode ) {
184 case LDAP_BACK_IDASSERT_LEGACY:
185 case LDAP_BACK_IDASSERT_SELF:
186 /* however, since admin connections are pooled and shared,
187 * only static authzIDs can be native */
188 li->li_idassert_flags &= ~LDAP_BACK_AUTH_NATIVE_AUTHZ;
195 ber_str2bv( li->li_uri, 0, 0, &sb.sb_uri );
196 sb.sb_version = li->li_version;
197 sb.sb_method = LDAP_AUTH_SIMPLE;
198 BER_BVSTR( &sb.sb_binddn, "" );
200 if ( LDAP_BACK_T_F_DISCOVER( li ) && !LDAP_BACK_T_F( li ) ) {
203 rc = slap_discover_feature( &sb,
204 slap_schema.si_ad_supportedFeatures->ad_cname.bv_val,
205 LDAP_FEATURE_ABSOLUTE_FILTERS );
206 if ( rc == LDAP_COMPARE_TRUE ) {
207 li->li_flags |= LDAP_BACK_F_T_F;
211 if ( LDAP_BACK_CANCEL_DISCOVER( li ) && !LDAP_BACK_CANCEL( li ) ) {
212 rc = slap_discover_feature( &sb,
213 slap_schema.si_ad_supportedExtension->ad_cname.bv_val,
215 if ( rc == LDAP_COMPARE_TRUE ) {
216 li->li_flags |= LDAP_BACK_F_CANCEL_EXOP;
221 rc = ldap_back_monitor_db_open( be );
230 li->li_flags |= LDAP_BACK_F_ISOPEN;
237 ldap_back_conn_free( void *v_lc )
239 ldapconn_t *lc = v_lc;
241 if ( lc->lc_ld != NULL ) {
242 ldap_unbind_ext( lc->lc_ld, NULL, NULL );
244 if ( !BER_BVISNULL( &lc->lc_bound_ndn ) ) {
245 ch_free( lc->lc_bound_ndn.bv_val );
247 if ( !BER_BVISNULL( &lc->lc_cred ) ) {
248 memset( lc->lc_cred.bv_val, 0, lc->lc_cred.bv_len );
249 ch_free( lc->lc_cred.bv_val );
251 if ( !BER_BVISNULL( &lc->lc_local_ndn ) ) {
252 ch_free( lc->lc_local_ndn.bv_val );
254 lc->lc_q.tqe_prev = NULL;
255 lc->lc_q.tqe_next = NULL;
260 ldap_back_db_close( Backend *be )
264 if ( be->be_private ) {
265 rc = ldap_back_monitor_db_close( be );
272 ldap_back_db_destroy( Backend *be )
274 if ( be->be_private ) {
275 ldapinfo_t *li = ( ldapinfo_t * )be->be_private;
278 (void)ldap_back_monitor_db_destroy( be );
280 ldap_pvt_thread_mutex_lock( &li->li_conninfo.lai_mutex );
282 if ( li->li_uri != NULL ) {
283 ch_free( li->li_uri );
286 assert( li->li_bvuri != NULL );
287 ber_bvarray_free( li->li_bvuri );
290 if ( !BER_BVISNULL( &li->li_acl_authcID ) ) {
291 ch_free( li->li_acl_authcID.bv_val );
292 BER_BVZERO( &li->li_acl_authcID );
294 if ( !BER_BVISNULL( &li->li_acl_authcDN ) ) {
295 ch_free( li->li_acl_authcDN.bv_val );
296 BER_BVZERO( &li->li_acl_authcDN );
298 if ( !BER_BVISNULL( &li->li_acl_passwd ) ) {
299 ch_free( li->li_acl_passwd.bv_val );
300 BER_BVZERO( &li->li_acl_passwd );
302 if ( !BER_BVISNULL( &li->li_acl_sasl_mech ) ) {
303 ch_free( li->li_acl_sasl_mech.bv_val );
304 BER_BVZERO( &li->li_acl_sasl_mech );
306 if ( !BER_BVISNULL( &li->li_acl_sasl_realm ) ) {
307 ch_free( li->li_acl_sasl_realm.bv_val );
308 BER_BVZERO( &li->li_acl_sasl_realm );
310 if ( !BER_BVISNULL( &li->li_idassert_authcID ) ) {
311 ch_free( li->li_idassert_authcID.bv_val );
312 BER_BVZERO( &li->li_idassert_authcID );
314 if ( !BER_BVISNULL( &li->li_idassert_authcDN ) ) {
315 ch_free( li->li_idassert_authcDN.bv_val );
316 BER_BVZERO( &li->li_idassert_authcDN );
318 if ( !BER_BVISNULL( &li->li_idassert_passwd ) ) {
319 ch_free( li->li_idassert_passwd.bv_val );
320 BER_BVZERO( &li->li_idassert_passwd );
322 if ( !BER_BVISNULL( &li->li_idassert_authzID ) ) {
323 ch_free( li->li_idassert_authzID.bv_val );
324 BER_BVZERO( &li->li_idassert_authzID );
326 if ( !BER_BVISNULL( &li->li_idassert_sasl_mech ) ) {
327 ch_free( li->li_idassert_sasl_mech.bv_val );
328 BER_BVZERO( &li->li_idassert_sasl_mech );
330 if ( !BER_BVISNULL( &li->li_idassert_sasl_realm ) ) {
331 ch_free( li->li_idassert_sasl_realm.bv_val );
332 BER_BVZERO( &li->li_idassert_sasl_realm );
334 if ( li->li_idassert_authz != NULL ) {
335 ber_bvarray_free( li->li_idassert_authz );
336 li->li_idassert_authz = NULL;
338 if ( li->li_conninfo.lai_tree ) {
339 avl_free( li->li_conninfo.lai_tree, ldap_back_conn_free );
341 for ( i = LDAP_BACK_PCONN_FIRST; i < LDAP_BACK_PCONN_LAST; i++ ) {
342 while ( !LDAP_TAILQ_EMPTY( &li->li_conn_priv[ i ].lic_priv ) ) {
343 ldapconn_t *lc = LDAP_TAILQ_FIRST( &li->li_conn_priv[ i ].lic_priv );
345 LDAP_TAILQ_REMOVE( &li->li_conn_priv[ i ].lic_priv, lc, lc_q );
346 ldap_back_conn_free( lc );
349 if ( LDAP_BACK_QUARANTINE( li ) ) {
350 slap_retry_info_destroy( &li->li_quarantine );
351 ldap_pvt_thread_mutex_destroy( &li->li_quarantine_mutex );
354 ldap_pvt_thread_mutex_unlock( &li->li_conninfo.lai_mutex );
355 ldap_pvt_thread_mutex_destroy( &li->li_conninfo.lai_mutex );
356 ldap_pvt_thread_mutex_destroy( &li->li_uri_mutex );
359 ch_free( be->be_private );
364 #if SLAPD_LDAP == SLAPD_MOD_DYNAMIC
366 /* conditionally define the init_module() function */
367 SLAP_BACKEND_INIT_MODULE( ldap )
369 #endif /* SLAPD_LDAP == SLAPD_MOD_DYNAMIC */