1 /* attr.c - backend routines for dealing with attributes */
3 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
5 * Copyright 2000-2013 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, NULL, 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_dbi_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_dbi_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_dbi_close( mdb->mi_dbenv, mdb->mi_attrs[i]->ai_dbi );
167 mdb->mi_attrs[i]->ai_dbi = 0;
172 mdb_attr_index_config(
173 struct mdb_info *mdb,
178 struct config_reply_s *c_reply)
184 char **indexes = NULL;
186 attrs = ldap_str2charray( argv[0], "," );
188 if( attrs == NULL ) {
189 fprintf( stderr, "%s: line %d: "
190 "no attributes specified: %s\n",
191 fname, lineno, argv[0] );
192 return LDAP_PARAM_ERROR;
196 indexes = ldap_str2charray( argv[1], "," );
198 if( indexes == NULL ) {
199 fprintf( stderr, "%s: line %d: "
200 "no indexes specified: %s\n",
201 fname, lineno, argv[1] );
202 rc = LDAP_PARAM_ERROR;
207 if( indexes == NULL ) {
208 mask = mdb->mi_defaultmask;
213 for ( i = 0; indexes[i] != NULL; i++ ) {
215 rc = slap_str2index( indexes[i], &index );
217 if( rc != LDAP_SUCCESS ) {
220 snprintf(c_reply->msg, sizeof(c_reply->msg),
221 "index type \"%s\" undefined", indexes[i] );
223 fprintf( stderr, "%s: line %d: %s\n",
224 fname, lineno, c_reply->msg );
226 rc = LDAP_PARAM_ERROR;
237 snprintf(c_reply->msg, sizeof(c_reply->msg),
238 "no indexes selected" );
239 fprintf( stderr, "%s: line %d: %s\n",
240 fname, lineno, c_reply->msg );
242 rc = LDAP_PARAM_ERROR;
246 for ( i = 0; attrs[i] != NULL; i++ ) {
248 AttributeDescription *ad;
250 #ifdef LDAP_COMP_MATCH
251 ComponentReference* cr = NULL;
252 AttrInfo *a_cr = NULL;
255 if( strcasecmp( attrs[i], "default" ) == 0 ) {
256 mdb->mi_defaultmask |= mask;
260 #ifdef LDAP_COMP_MATCH
261 if ( is_component_reference( attrs[i] ) ) {
262 rc = extract_component_reference( attrs[i], &cr );
263 if ( rc != LDAP_SUCCESS ) {
266 snprintf(c_reply->msg, sizeof(c_reply->msg),
267 "index component reference\"%s\" undefined",
269 fprintf( stderr, "%s: line %d: %s\n",
270 fname, lineno, c_reply->msg );
274 cr->cr_indexmask = mask;
276 * After extracting a component reference
277 * only the name of a attribute will be remaining
284 rc = slap_str2ad( attrs[i], &ad, &text );
286 if( rc != LDAP_SUCCESS ) {
289 snprintf(c_reply->msg, sizeof(c_reply->msg),
290 "index attribute \"%s\" undefined",
293 fprintf( stderr, "%s: line %d: %s\n",
294 fname, lineno, c_reply->msg );
299 if( ad == slap_schema.si_ad_entryDN || slap_ad_is_binary( ad ) ) {
301 snprintf(c_reply->msg, sizeof(c_reply->msg),
302 "index of attribute \"%s\" disallowed", attrs[i] );
303 fprintf( stderr, "%s: line %d: %s\n",
304 fname, lineno, c_reply->msg );
306 rc = LDAP_UNWILLING_TO_PERFORM;
310 if( IS_SLAP_INDEX( mask, SLAP_INDEX_APPROX ) && !(
311 ad->ad_type->sat_approx
312 && ad->ad_type->sat_approx->smr_indexer
313 && ad->ad_type->sat_approx->smr_filter ) )
316 snprintf(c_reply->msg, sizeof(c_reply->msg),
317 "approx index of attribute \"%s\" disallowed", attrs[i] );
318 fprintf( stderr, "%s: line %d: %s\n",
319 fname, lineno, c_reply->msg );
321 rc = LDAP_INAPPROPRIATE_MATCHING;
325 if( IS_SLAP_INDEX( mask, SLAP_INDEX_EQUALITY ) && !(
326 ad->ad_type->sat_equality
327 && ad->ad_type->sat_equality->smr_indexer
328 && ad->ad_type->sat_equality->smr_filter ) )
331 snprintf(c_reply->msg, sizeof(c_reply->msg),
332 "equality index of attribute \"%s\" disallowed", attrs[i] );
333 fprintf( stderr, "%s: line %d: %s\n",
334 fname, lineno, c_reply->msg );
336 rc = LDAP_INAPPROPRIATE_MATCHING;
340 if( IS_SLAP_INDEX( mask, SLAP_INDEX_SUBSTR ) && !(
341 ad->ad_type->sat_substr
342 && ad->ad_type->sat_substr->smr_indexer
343 && ad->ad_type->sat_substr->smr_filter ) )
346 snprintf(c_reply->msg, sizeof(c_reply->msg),
347 "substr index of attribute \"%s\" disallowed", attrs[i] );
348 fprintf( stderr, "%s: line %d: %s\n",
349 fname, lineno, c_reply->msg );
351 rc = LDAP_INAPPROPRIATE_MATCHING;
355 Debug( LDAP_DEBUG_CONFIG, "index %s 0x%04lx\n",
356 ad->ad_cname.bv_val, mask, 0 );
358 a = (AttrInfo *) ch_malloc( sizeof(AttrInfo) );
360 #ifdef LDAP_COMP_MATCH
370 if ( mdb->mi_flags & MDB_IS_OPEN ) {
372 a->ai_newmask = mask;
374 a->ai_indexmask = mask;
378 #ifdef LDAP_COMP_MATCH
380 a_cr = mdb_attr_mask( mdb, ad );
383 * AttrInfo is already in AVL
384 * just add the extracted component reference
387 rc = insert_component_reference( cr, &a_cr->ai_cr );
388 if ( rc != LDAP_SUCCESS) {
389 fprintf( stderr, " error during inserting component reference in %s ", attrs[i]);
390 rc = LDAP_PARAM_ERROR;
395 rc = insert_component_reference( cr, &a->ai_cr );
396 if ( rc != LDAP_SUCCESS) {
397 fprintf( stderr, " error during inserting component reference in %s ", attrs[i]);
398 rc = LDAP_PARAM_ERROR;
404 rc = ainfo_insert( mdb, a );
406 if ( mdb->mi_flags & MDB_IS_OPEN ) {
407 AttrInfo *b = mdb_attr_mask( mdb, ad );
408 /* If there is already an index defined for this attribute
409 * it must be replaced. Otherwise we end up with multiple
410 * olcIndex values for the same attribute */
411 if ( b->ai_indexmask & MDB_INDEX_DELETING ) {
412 /* If we were editing this attr, reset it */
413 b->ai_indexmask &= ~MDB_INDEX_DELETING;
414 /* If this is leftover from a previous add, commit it */
416 b->ai_indexmask = b->ai_newmask;
417 b->ai_newmask = a->ai_newmask;
424 snprintf(c_reply->msg, sizeof(c_reply->msg),
425 "duplicate index definition for attr \"%s\"",
427 fprintf( stderr, "%s: line %d: %s\n",
428 fname, lineno, c_reply->msg );
431 rc = LDAP_PARAM_ERROR;
437 ldap_charray_free( attrs );
438 if ( indexes != NULL ) ldap_charray_free( indexes );
444 mdb_attr_index_unparser( void *v1, void *v2 )
451 slap_index2bvlen( ai->ai_indexmask, &bv );
453 bv.bv_len += ai->ai_desc->ad_cname.bv_len + 1;
454 ptr = ch_malloc( bv.bv_len+1 );
455 bv.bv_val = lutil_strcopy( ptr, ai->ai_desc->ad_cname.bv_val );
457 slap_index2bv( ai->ai_indexmask, &bv );
459 ber_bvarray_add( bva, &bv );
464 static AttributeDescription addef = { NULL, NULL, BER_BVC("default") };
465 static AttrInfo aidef = { &addef };
468 mdb_attr_index_unparse( struct mdb_info *mdb, BerVarray *bva )
472 if ( mdb->mi_defaultmask ) {
473 aidef.ai_indexmask = mdb->mi_defaultmask;
474 mdb_attr_index_unparser( &aidef, bva );
476 for ( i=0; i<mdb->mi_nattrs; i++ )
477 mdb_attr_index_unparser( mdb->mi_attrs[i], bva );
481 mdb_attr_info_free( AttrInfo *ai )
483 #ifdef LDAP_COMP_MATCH
490 mdb_attr_index_destroy( struct mdb_info *mdb )
494 for ( i=0; i<mdb->mi_nattrs; i++ )
495 mdb_attr_info_free( mdb->mi_attrs[i] );
497 free( mdb->mi_attrs );
500 void mdb_attr_index_free( struct mdb_info *mdb, AttributeDescription *ad )
504 i = mdb_attr_slot( mdb, ad, NULL );
506 mdb_attr_info_free( mdb->mi_attrs[i] );
508 for (; i<mdb->mi_nattrs; i++)
509 mdb->mi_attrs[i] = mdb->mi_attrs[i+1];
513 void mdb_attr_flush( struct mdb_info *mdb )
517 for ( i=0; i<mdb->mi_nattrs; i++ ) {
518 if ( mdb->mi_attrs[i]->ai_indexmask & MDB_INDEX_DELETING ) {
520 mdb_attr_info_free( mdb->mi_attrs[i] );
522 for (j=i; j<mdb->mi_nattrs; j++)
523 mdb->mi_attrs[j] = mdb->mi_attrs[j+1];
529 int mdb_ad_read( struct mdb_info *mdb, MDB_txn *txn )
536 AttributeDescription *ad;
538 rc = mdb_cursor_open( txn, mdb->mi_ad2id, &mc );
540 Debug( LDAP_DEBUG_ANY,
541 "mdb_ad_read: cursor_open failed %s(%d)\n",
542 mdb_strerror(rc), rc, 0);
546 /* our array is 1-based, an index of 0 means no data */
547 i = mdb->mi_numads+1;
548 key.mv_size = sizeof(int);
551 rc = mdb_cursor_get( mc, &key, &data, MDB_SET );
553 while ( rc == MDB_SUCCESS ) {
554 bdata.bv_len = data.mv_size;
555 bdata.bv_val = data.mv_data;
557 rc = slap_bv2ad( &bdata, &ad, &text );
559 rc = slap_bv2undef_ad( &bdata, &mdb->mi_ads[i], &text, 0 );
561 if ( ad->ad_index >= MDB_MAXADS ) {
562 Debug( LDAP_DEBUG_ANY,
563 "mdb_adb_read: too many AttributeDescriptions in use\n",
567 mdb->mi_adxs[ad->ad_index] = i;
571 rc = mdb_cursor_get( mc, &key, &data, MDB_NEXT );
573 mdb->mi_numads = i-1;
576 if ( rc == MDB_NOTFOUND )
579 mdb_cursor_close( mc );
584 int mdb_ad_get( struct mdb_info *mdb, MDB_txn *txn, AttributeDescription *ad )
589 rc = mdb_ad_read( mdb, txn );
593 if ( mdb->mi_adxs[ad->ad_index] )
596 i = mdb->mi_numads+1;
597 key.mv_size = sizeof(int);
599 val.mv_size = ad->ad_cname.bv_len;
600 val.mv_data = ad->ad_cname.bv_val;
602 rc = mdb_put( txn, mdb->mi_ad2id, &key, &val, 0 );
603 if ( rc == MDB_SUCCESS ) {
604 mdb->mi_adxs[ad->ad_index] = i;
608 Debug( LDAP_DEBUG_ANY,
609 "mdb_ad_get: mdb_put failed %s(%d)\n",
610 mdb_strerror(rc), rc, 0);