1 /* attr.c - backend routines for dealing with attributes */
3 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
5 * Copyright 2000-2011 The OpenLDAP Foundation.
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted only as authorized by the OpenLDAP
12 * A copy of this license is available in the file LICENSE in the
13 * top-level directory of the distribution or, alternatively, at
14 * <http://www.OpenLDAP.org/license.html>.
21 #include <ac/socket.h>
22 #include <ac/string.h>
29 /* Find the ad, return -1 if not found,
30 * set point for insertion if ins is non-NULL
33 mdb_attr_slot( struct mdb_info *mdb, AttributeDescription *ad, int *ins )
35 unsigned base = 0, cursor = 0;
36 unsigned n = mdb->mi_nattrs;
40 unsigned pivot = n >> 1;
41 cursor = base + pivot;
43 val = SLAP_PTRCMP( ad, mdb->mi_attrs[cursor]->ai_desc );
46 } else if ( val > 0 ) {
62 ainfo_insert( struct mdb_info *mdb, AttrInfo *a )
65 int i = mdb_attr_slot( mdb, a->ai_desc, &x );
71 mdb->mi_attrs = ch_realloc( mdb->mi_attrs, ( mdb->mi_nattrs+1 ) *
72 sizeof( AttrInfo * ));
73 if ( x < mdb->mi_nattrs )
74 AC_MEMCPY( &mdb->mi_attrs[x+1], &mdb->mi_attrs[x],
75 ( mdb->mi_nattrs - x ) * sizeof( AttrInfo *));
84 AttributeDescription *desc )
86 int i = mdb_attr_slot( mdb, desc, NULL );
87 return i < 0 ? NULL : mdb->mi_attrs[i];
90 /* Open all un-opened index DB handles */
93 BackendDB *be, MDB_txn *tx0, ConfigReply *cr )
95 struct mdb_info *mdb = (struct mdb_info *) be->be_private;
102 rc = mdb_txn_begin( mdb->mi_dbenv, 0, &txn );
104 snprintf( cr->msg, sizeof(cr->msg), "database \"%s\": "
105 "txn_begin failed: %s (%d).",
106 be->be_suffix[0].bv_val, mdb_strerror(rc), rc );
107 Debug( LDAP_DEBUG_ANY,
108 LDAP_XSTRING(mdb_attr_dbs) ": %s\n",
116 flags = MDB_DUPSORT|MDB_DUPFIXED|MDB_INTEGERDUP;
117 if ( !(slapMode & SLAP_TOOL_READONLY) )
120 for ( i=0; i<mdb->mi_nattrs; i++ ) {
121 if ( mdb->mi_attrs[i]->ai_dbi ) /* already open */
123 rc = mdb_open( txn, mdb->mi_attrs[i]->ai_desc->ad_type->sat_cname.bv_val,
124 flags, &mdb->mi_attrs[i]->ai_dbi );
126 snprintf( cr->msg, sizeof(cr->msg), "database \"%s\": "
127 "mdb_open(%s) failed: %s (%d).",
128 be->be_suffix[0].bv_val,
129 mdb->mi_attrs[i]->ai_desc->ad_type->sat_cname.bv_val,
130 mdb_strerror(rc), rc );
131 Debug( LDAP_DEBUG_ANY,
132 LDAP_XSTRING(mdb_attr_dbs) ": %s\n",
138 /* Only commit if this is our txn */
141 rc = mdb_txn_commit( txn );
143 snprintf( cr->msg, sizeof(cr->msg), "database \"%s\": "
144 "txn_commit failed: %s (%d).",
145 be->be_suffix[0].bv_val, mdb_strerror(rc), rc );
146 Debug( LDAP_DEBUG_ANY,
147 LDAP_XSTRING(mdb_attr_dbs) ": %s\n",
151 mdb_txn_abort( txn );
164 for ( i=0; i<mdb->mi_nattrs; i++ )
165 if ( mdb->mi_attrs[i]->ai_dbi )
166 mdb_close( mdb->mi_dbenv, mdb->mi_attrs[i]->ai_dbi );
170 mdb_attr_index_config(
171 struct mdb_info *mdb,
176 struct config_reply_s *c_reply)
182 char **indexes = NULL;
184 attrs = ldap_str2charray( argv[0], "," );
186 if( attrs == NULL ) {
187 fprintf( stderr, "%s: line %d: "
188 "no attributes specified: %s\n",
189 fname, lineno, argv[0] );
190 return LDAP_PARAM_ERROR;
194 indexes = ldap_str2charray( argv[1], "," );
196 if( indexes == NULL ) {
197 fprintf( stderr, "%s: line %d: "
198 "no indexes specified: %s\n",
199 fname, lineno, argv[1] );
200 rc = LDAP_PARAM_ERROR;
205 if( indexes == NULL ) {
206 mask = mdb->mi_defaultmask;
211 for ( i = 0; indexes[i] != NULL; i++ ) {
213 rc = slap_str2index( indexes[i], &index );
215 if( rc != LDAP_SUCCESS ) {
218 snprintf(c_reply->msg, sizeof(c_reply->msg),
219 "index type \"%s\" undefined", indexes[i] );
221 fprintf( stderr, "%s: line %d: %s\n",
222 fname, lineno, c_reply->msg );
224 rc = LDAP_PARAM_ERROR;
235 snprintf(c_reply->msg, sizeof(c_reply->msg),
236 "no indexes selected" );
237 fprintf( stderr, "%s: line %d: %s\n",
238 fname, lineno, c_reply->msg );
240 rc = LDAP_PARAM_ERROR;
244 for ( i = 0; attrs[i] != NULL; i++ ) {
246 AttributeDescription *ad;
248 #ifdef LDAP_COMP_MATCH
249 ComponentReference* cr = NULL;
250 AttrInfo *a_cr = NULL;
253 if( strcasecmp( attrs[i], "default" ) == 0 ) {
254 mdb->mi_defaultmask |= mask;
258 #ifdef LDAP_COMP_MATCH
259 if ( is_component_reference( attrs[i] ) ) {
260 rc = extract_component_reference( attrs[i], &cr );
261 if ( rc != LDAP_SUCCESS ) {
264 snprintf(c_reply->msg, sizeof(c_reply->msg),
265 "index component reference\"%s\" undefined",
267 fprintf( stderr, "%s: line %d: %s\n",
268 fname, lineno, c_reply->msg );
272 cr->cr_indexmask = mask;
274 * After extracting a component reference
275 * only the name of a attribute will be remaining
282 rc = slap_str2ad( attrs[i], &ad, &text );
284 if( rc != LDAP_SUCCESS ) {
287 snprintf(c_reply->msg, sizeof(c_reply->msg),
288 "index attribute \"%s\" undefined",
291 fprintf( stderr, "%s: line %d: %s\n",
292 fname, lineno, c_reply->msg );
297 if( ad == slap_schema.si_ad_entryDN || slap_ad_is_binary( ad ) ) {
299 snprintf(c_reply->msg, sizeof(c_reply->msg),
300 "index of attribute \"%s\" disallowed", attrs[i] );
301 fprintf( stderr, "%s: line %d: %s\n",
302 fname, lineno, c_reply->msg );
304 rc = LDAP_UNWILLING_TO_PERFORM;
308 if( IS_SLAP_INDEX( mask, SLAP_INDEX_APPROX ) && !(
309 ad->ad_type->sat_approx
310 && ad->ad_type->sat_approx->smr_indexer
311 && ad->ad_type->sat_approx->smr_filter ) )
314 snprintf(c_reply->msg, sizeof(c_reply->msg),
315 "approx index of attribute \"%s\" disallowed", attrs[i] );
316 fprintf( stderr, "%s: line %d: %s\n",
317 fname, lineno, c_reply->msg );
319 rc = LDAP_INAPPROPRIATE_MATCHING;
323 if( IS_SLAP_INDEX( mask, SLAP_INDEX_EQUALITY ) && !(
324 ad->ad_type->sat_equality
325 && ad->ad_type->sat_equality->smr_indexer
326 && ad->ad_type->sat_equality->smr_filter ) )
329 snprintf(c_reply->msg, sizeof(c_reply->msg),
330 "equality index of attribute \"%s\" disallowed", attrs[i] );
331 fprintf( stderr, "%s: line %d: %s\n",
332 fname, lineno, c_reply->msg );
334 rc = LDAP_INAPPROPRIATE_MATCHING;
338 if( IS_SLAP_INDEX( mask, SLAP_INDEX_SUBSTR ) && !(
339 ad->ad_type->sat_substr
340 && ad->ad_type->sat_substr->smr_indexer
341 && ad->ad_type->sat_substr->smr_filter ) )
344 snprintf(c_reply->msg, sizeof(c_reply->msg),
345 "substr index of attribute \"%s\" disallowed", attrs[i] );
346 fprintf( stderr, "%s: line %d: %s\n",
347 fname, lineno, c_reply->msg );
349 rc = LDAP_INAPPROPRIATE_MATCHING;
353 Debug( LDAP_DEBUG_CONFIG, "index %s 0x%04lx\n",
354 ad->ad_cname.bv_val, mask, 0 );
356 a = (AttrInfo *) ch_malloc( sizeof(AttrInfo) );
358 #ifdef LDAP_COMP_MATCH
364 if ( mdb->mi_flags & MDB_IS_OPEN ) {
366 a->ai_newmask = mask;
368 a->ai_indexmask = mask;
372 #ifdef LDAP_COMP_MATCH
374 a_cr = mdb_attr_mask( mdb, ad );
377 * AttrInfo is already in AVL
378 * just add the extracted component reference
381 rc = insert_component_reference( cr, &a_cr->ai_cr );
382 if ( rc != LDAP_SUCCESS) {
383 fprintf( stderr, " error during inserting component reference in %s ", attrs[i]);
384 rc = LDAP_PARAM_ERROR;
389 rc = insert_component_reference( cr, &a->ai_cr );
390 if ( rc != LDAP_SUCCESS) {
391 fprintf( stderr, " error during inserting component reference in %s ", attrs[i]);
392 rc = LDAP_PARAM_ERROR;
398 rc = ainfo_insert( mdb, a );
400 if ( mdb->mi_flags & MDB_IS_OPEN ) {
401 AttrInfo *b = mdb_attr_mask( mdb, ad );
402 /* If there is already an index defined for this attribute
403 * it must be replaced. Otherwise we end up with multiple
404 * olcIndex values for the same attribute */
405 if ( b->ai_indexmask & MDB_INDEX_DELETING ) {
406 /* If we were editing this attr, reset it */
407 b->ai_indexmask &= ~MDB_INDEX_DELETING;
408 /* If this is leftover from a previous add, commit it */
410 b->ai_indexmask = b->ai_newmask;
411 b->ai_newmask = a->ai_newmask;
418 snprintf(c_reply->msg, sizeof(c_reply->msg),
419 "duplicate index definition for attr \"%s\"",
421 fprintf( stderr, "%s: line %d: %s\n",
422 fname, lineno, c_reply->msg );
425 rc = LDAP_PARAM_ERROR;
431 ldap_charray_free( attrs );
432 if ( indexes != NULL ) ldap_charray_free( indexes );
438 mdb_attr_index_unparser( void *v1, void *v2 )
445 slap_index2bvlen( ai->ai_indexmask, &bv );
447 bv.bv_len += ai->ai_desc->ad_cname.bv_len + 1;
448 ptr = ch_malloc( bv.bv_len+1 );
449 bv.bv_val = lutil_strcopy( ptr, ai->ai_desc->ad_cname.bv_val );
451 slap_index2bv( ai->ai_indexmask, &bv );
453 ber_bvarray_add( bva, &bv );
458 static AttributeDescription addef = { NULL, NULL, BER_BVC("default") };
459 static AttrInfo aidef = { &addef };
462 mdb_attr_index_unparse( struct mdb_info *mdb, BerVarray *bva )
466 if ( mdb->mi_defaultmask ) {
467 aidef.ai_indexmask = mdb->mi_defaultmask;
468 mdb_attr_index_unparser( &aidef, bva );
470 for ( i=0; i<mdb->mi_nattrs; i++ )
471 mdb_attr_index_unparser( mdb->mi_attrs[i], bva );
475 mdb_attr_info_free( AttrInfo *ai )
477 #ifdef LDAP_COMP_MATCH
484 mdb_attr_index_destroy( struct mdb_info *mdb )
488 for ( i=0; i<mdb->mi_nattrs; i++ )
489 mdb_attr_info_free( mdb->mi_attrs[i] );
491 free( mdb->mi_attrs );
494 void mdb_attr_index_free( struct mdb_info *mdb, AttributeDescription *ad )
498 i = mdb_attr_slot( mdb, ad, NULL );
500 mdb_attr_info_free( mdb->mi_attrs[i] );
502 for (; i<mdb->mi_nattrs; i++)
503 mdb->mi_attrs[i] = mdb->mi_attrs[i+1];
507 void mdb_attr_flush( struct mdb_info *mdb )
511 for ( i=0; i<mdb->mi_nattrs; i++ ) {
512 if ( mdb->mi_attrs[i]->ai_indexmask & MDB_INDEX_DELETING ) {
514 mdb_attr_info_free( mdb->mi_attrs[i] );
516 for (j=i; j<mdb->mi_nattrs; j++)
517 mdb->mi_attrs[j] = mdb->mi_attrs[j+1];
523 int mdb_ad_read( struct mdb_info *mdb, MDB_txn *txn )
530 AttributeDescription *ad;
532 rc = mdb_cursor_open( txn, mdb->mi_ad2id, &mc );
534 Debug( LDAP_DEBUG_ANY,
535 "mdb_ad_read: cursor_open failed %s(%d)\n",
536 mdb_strerror(rc), rc, 0);
540 /* our array is 1-based, an index of 0 means no data */
541 i = mdb->mi_numads+1;
542 key.mv_size = sizeof(int);
545 rc = mdb_cursor_get( mc, &key, &data, MDB_SET );
547 while ( rc == MDB_SUCCESS ) {
548 bdata.bv_len = data.mv_size;
549 bdata.bv_val = data.mv_data;
551 rc = slap_bv2ad( &bdata, &ad, &text );
553 rc = slap_bv2undef_ad( &bdata, &mdb->mi_ads[i], &text, 0 );
555 mdb->mi_adxs[ad->ad_index] = i;
559 rc = mdb_cursor_get( mc, &key, &data, MDB_NEXT );
561 mdb->mi_numads = i-1;
564 if ( rc == MDB_NOTFOUND )
567 mdb_cursor_close( mc );
572 int mdb_ad_get( struct mdb_info *mdb, MDB_txn *txn, AttributeDescription *ad )
577 rc = mdb_ad_read( mdb, txn );
581 if ( mdb->mi_adxs[ad->ad_index] )
584 i = mdb->mi_numads+1;
585 key.mv_size = sizeof(int);
587 val.mv_size = ad->ad_cname.bv_len;
588 val.mv_data = ad->ad_cname.bv_val;
590 rc = mdb_put( txn, mdb->mi_ad2id, &key, &val, 0 );
591 if ( rc == MDB_SUCCESS ) {
592 mdb->mi_adxs[ad->ad_index] = i;
596 Debug( LDAP_DEBUG_ANY,
597 "mdb_ad_get: mdb_put failed %s(%d)\n",
598 mdb_strerror(rc), rc, 0);