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 );
160 struct mdb_info *mdb,
165 for ( i=0; i<mdb->mi_nattrs; i++ )
166 if ( mdb->mi_attrs[i]->ai_dbi )
167 mdb_close( txn, mdb->mi_attrs[i]->ai_dbi );
171 mdb_attr_index_config(
172 struct mdb_info *mdb,
177 struct config_reply_s *c_reply)
183 char **indexes = NULL;
185 attrs = ldap_str2charray( argv[0], "," );
187 if( attrs == NULL ) {
188 fprintf( stderr, "%s: line %d: "
189 "no attributes specified: %s\n",
190 fname, lineno, argv[0] );
191 return LDAP_PARAM_ERROR;
195 indexes = ldap_str2charray( argv[1], "," );
197 if( indexes == NULL ) {
198 fprintf( stderr, "%s: line %d: "
199 "no indexes specified: %s\n",
200 fname, lineno, argv[1] );
201 rc = LDAP_PARAM_ERROR;
206 if( indexes == NULL ) {
207 mask = mdb->mi_defaultmask;
212 for ( i = 0; indexes[i] != NULL; i++ ) {
214 rc = slap_str2index( indexes[i], &index );
216 if( rc != LDAP_SUCCESS ) {
219 snprintf(c_reply->msg, sizeof(c_reply->msg),
220 "index type \"%s\" undefined", indexes[i] );
222 fprintf( stderr, "%s: line %d: %s\n",
223 fname, lineno, c_reply->msg );
225 rc = LDAP_PARAM_ERROR;
236 snprintf(c_reply->msg, sizeof(c_reply->msg),
237 "no indexes selected" );
238 fprintf( stderr, "%s: line %d: %s\n",
239 fname, lineno, c_reply->msg );
241 rc = LDAP_PARAM_ERROR;
245 for ( i = 0; attrs[i] != NULL; i++ ) {
247 AttributeDescription *ad;
249 #ifdef LDAP_COMP_MATCH
250 ComponentReference* cr = NULL;
251 AttrInfo *a_cr = NULL;
254 if( strcasecmp( attrs[i], "default" ) == 0 ) {
255 mdb->mi_defaultmask |= mask;
259 #ifdef LDAP_COMP_MATCH
260 if ( is_component_reference( attrs[i] ) ) {
261 rc = extract_component_reference( attrs[i], &cr );
262 if ( rc != LDAP_SUCCESS ) {
265 snprintf(c_reply->msg, sizeof(c_reply->msg),
266 "index component reference\"%s\" undefined",
268 fprintf( stderr, "%s: line %d: %s\n",
269 fname, lineno, c_reply->msg );
273 cr->cr_indexmask = mask;
275 * After extracting a component reference
276 * only the name of a attribute will be remaining
283 rc = slap_str2ad( attrs[i], &ad, &text );
285 if( rc != LDAP_SUCCESS ) {
288 snprintf(c_reply->msg, sizeof(c_reply->msg),
289 "index attribute \"%s\" undefined",
292 fprintf( stderr, "%s: line %d: %s\n",
293 fname, lineno, c_reply->msg );
298 if( ad == slap_schema.si_ad_entryDN || slap_ad_is_binary( ad ) ) {
300 snprintf(c_reply->msg, sizeof(c_reply->msg),
301 "index of attribute \"%s\" disallowed", attrs[i] );
302 fprintf( stderr, "%s: line %d: %s\n",
303 fname, lineno, c_reply->msg );
305 rc = LDAP_UNWILLING_TO_PERFORM;
309 if( IS_SLAP_INDEX( mask, SLAP_INDEX_APPROX ) && !(
310 ad->ad_type->sat_approx
311 && ad->ad_type->sat_approx->smr_indexer
312 && ad->ad_type->sat_approx->smr_filter ) )
315 snprintf(c_reply->msg, sizeof(c_reply->msg),
316 "approx index of attribute \"%s\" disallowed", attrs[i] );
317 fprintf( stderr, "%s: line %d: %s\n",
318 fname, lineno, c_reply->msg );
320 rc = LDAP_INAPPROPRIATE_MATCHING;
324 if( IS_SLAP_INDEX( mask, SLAP_INDEX_EQUALITY ) && !(
325 ad->ad_type->sat_equality
326 && ad->ad_type->sat_equality->smr_indexer
327 && ad->ad_type->sat_equality->smr_filter ) )
330 snprintf(c_reply->msg, sizeof(c_reply->msg),
331 "equality index of attribute \"%s\" disallowed", attrs[i] );
332 fprintf( stderr, "%s: line %d: %s\n",
333 fname, lineno, c_reply->msg );
335 rc = LDAP_INAPPROPRIATE_MATCHING;
339 if( IS_SLAP_INDEX( mask, SLAP_INDEX_SUBSTR ) && !(
340 ad->ad_type->sat_substr
341 && ad->ad_type->sat_substr->smr_indexer
342 && ad->ad_type->sat_substr->smr_filter ) )
345 snprintf(c_reply->msg, sizeof(c_reply->msg),
346 "substr index of attribute \"%s\" disallowed", attrs[i] );
347 fprintf( stderr, "%s: line %d: %s\n",
348 fname, lineno, c_reply->msg );
350 rc = LDAP_INAPPROPRIATE_MATCHING;
354 Debug( LDAP_DEBUG_CONFIG, "index %s 0x%04lx\n",
355 ad->ad_cname.bv_val, mask, 0 );
357 a = (AttrInfo *) ch_malloc( sizeof(AttrInfo) );
359 #ifdef LDAP_COMP_MATCH
365 if ( mdb->mi_flags & MDB_IS_OPEN ) {
367 a->ai_newmask = mask;
369 a->ai_indexmask = mask;
373 #ifdef LDAP_COMP_MATCH
375 a_cr = mdb_attr_mask( mdb, ad );
378 * AttrInfo is already in AVL
379 * just add the extracted component reference
382 rc = insert_component_reference( cr, &a_cr->ai_cr );
383 if ( rc != LDAP_SUCCESS) {
384 fprintf( stderr, " error during inserting component reference in %s ", attrs[i]);
385 rc = LDAP_PARAM_ERROR;
390 rc = insert_component_reference( cr, &a->ai_cr );
391 if ( rc != LDAP_SUCCESS) {
392 fprintf( stderr, " error during inserting component reference in %s ", attrs[i]);
393 rc = LDAP_PARAM_ERROR;
399 rc = ainfo_insert( mdb, a );
401 if ( mdb->mi_flags & MDB_IS_OPEN ) {
402 AttrInfo *b = mdb_attr_mask( mdb, ad );
403 /* If there is already an index defined for this attribute
404 * it must be replaced. Otherwise we end up with multiple
405 * olcIndex values for the same attribute */
406 if ( b->ai_indexmask & MDB_INDEX_DELETING ) {
407 /* If we were editing this attr, reset it */
408 b->ai_indexmask &= ~MDB_INDEX_DELETING;
409 /* If this is leftover from a previous add, commit it */
411 b->ai_indexmask = b->ai_newmask;
412 b->ai_newmask = a->ai_newmask;
419 snprintf(c_reply->msg, sizeof(c_reply->msg),
420 "duplicate index definition for attr \"%s\"",
422 fprintf( stderr, "%s: line %d: %s\n",
423 fname, lineno, c_reply->msg );
426 rc = LDAP_PARAM_ERROR;
432 ldap_charray_free( attrs );
433 if ( indexes != NULL ) ldap_charray_free( indexes );
439 mdb_attr_index_unparser( void *v1, void *v2 )
446 slap_index2bvlen( ai->ai_indexmask, &bv );
448 bv.bv_len += ai->ai_desc->ad_cname.bv_len + 1;
449 ptr = ch_malloc( bv.bv_len+1 );
450 bv.bv_val = lutil_strcopy( ptr, ai->ai_desc->ad_cname.bv_val );
452 slap_index2bv( ai->ai_indexmask, &bv );
454 ber_bvarray_add( bva, &bv );
459 static AttributeDescription addef = { NULL, NULL, BER_BVC("default") };
460 static AttrInfo aidef = { &addef };
463 mdb_attr_index_unparse( struct mdb_info *mdb, BerVarray *bva )
467 if ( mdb->mi_defaultmask ) {
468 aidef.ai_indexmask = mdb->mi_defaultmask;
469 mdb_attr_index_unparser( &aidef, bva );
471 for ( i=0; i<mdb->mi_nattrs; i++ )
472 mdb_attr_index_unparser( mdb->mi_attrs[i], bva );
476 mdb_attr_info_free( AttrInfo *ai )
478 #ifdef LDAP_COMP_MATCH
485 mdb_attr_index_destroy( struct mdb_info *mdb )
489 for ( i=0; i<mdb->mi_nattrs; i++ )
490 mdb_attr_info_free( mdb->mi_attrs[i] );
492 free( mdb->mi_attrs );
495 void mdb_attr_index_free( struct mdb_info *mdb, AttributeDescription *ad )
499 i = mdb_attr_slot( mdb, ad, NULL );
501 mdb_attr_info_free( mdb->mi_attrs[i] );
503 for (; i<mdb->mi_nattrs; i++)
504 mdb->mi_attrs[i] = mdb->mi_attrs[i+1];
508 void mdb_attr_flush( struct mdb_info *mdb )
512 for ( i=0; i<mdb->mi_nattrs; i++ ) {
513 if ( mdb->mi_attrs[i]->ai_indexmask & MDB_INDEX_DELETING ) {
515 mdb_attr_info_free( mdb->mi_attrs[i] );
517 for (j=i; j<mdb->mi_nattrs; j++)
518 mdb->mi_attrs[j] = mdb->mi_attrs[j+1];
524 int mdb_ad_read( struct mdb_info *mdb, MDB_txn *txn )
531 AttributeDescription *ad;
533 rc = mdb_cursor_open( txn, mdb->mi_ad2id, &mc );
535 Debug( LDAP_DEBUG_ANY,
536 "mdb_ad_read: cursor_open failed %s(%d)\n",
537 mdb_strerror(rc), rc, 0);
541 /* our array is 1-based, an index of 0 means no data */
542 i = mdb->mi_numads+1;
543 key.mv_size = sizeof(int);
546 rc = mdb_cursor_get( mc, &key, &data, MDB_SET );
548 while ( rc == MDB_SUCCESS ) {
549 bdata.bv_len = data.mv_size;
550 bdata.bv_val = data.mv_data;
552 rc = slap_bv2ad( &bdata, &ad, &text );
554 rc = slap_bv2undef_ad( &bdata, &mdb->mi_ads[i], &text, 0 );
556 mdb->mi_adxs[ad->ad_index] = i;
560 rc = mdb_cursor_get( mc, &key, &data, MDB_NEXT );
562 mdb->mi_numads = i-1;
565 if ( rc == MDB_NOTFOUND )
568 mdb_cursor_close( mc );
573 int mdb_ad_get( struct mdb_info *mdb, MDB_txn *txn, AttributeDescription *ad )
578 rc = mdb_ad_read( mdb, txn );
582 if ( mdb->mi_adxs[ad->ad_index] )
585 i = mdb->mi_numads+1;
586 key.mv_size = sizeof(int);
588 val.mv_size = ad->ad_cname.bv_len;
589 val.mv_data = ad->ad_cname.bv_val;
591 rc = mdb_put( txn, mdb->mi_ad2id, &key, &val, 0 );
592 if ( rc == MDB_SUCCESS ) {
593 mdb->mi_adxs[ad->ad_index] = i;
597 Debug( LDAP_DEBUG_ANY,
598 "mdb_ad_get: mdb_put failed %s(%d)\n",
599 mdb_strerror(rc), rc, 0);