1 /* tools.c - tools for slap tools */
3 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
5 * Copyright 2011-2016 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>.
20 #include <ac/string.h>
27 #ifdef MDB_TOOL_IDL_CACHING
28 static int mdb_tool_idl_flush( BackendDB *be, MDB_txn *txn );
32 typedef struct mdb_tool_idl_cache_entry {
33 struct mdb_tool_idl_cache_entry *next;
35 } mdb_tool_idl_cache_entry;
37 typedef struct mdb_tool_idl_cache {
39 mdb_tool_idl_cache_entry *head, *tail;
45 #define WAS_FOUND 0x01
46 #define WAS_RANGE 0x02
48 #define MDB_TOOL_IDL_FLUSH(be, txn) mdb_tool_idl_flush(be, txn)
50 #define MDB_TOOL_IDL_FLUSH(be, txn)
51 #endif /* MDB_TOOL_IDL_CACHING */
53 MDB_txn *mdb_tool_txn = NULL;
55 static MDB_txn *txi = NULL;
56 static MDB_cursor *cursor = NULL, *idcursor = NULL;
57 static MDB_cursor *mcp = NULL, *mcd = NULL;
58 static MDB_val key, data;
59 static ID previd = NOID;
61 typedef struct dn_id {
66 #define HOLE_SIZE 4096
67 static dn_id hbuf[HOLE_SIZE], *holes = hbuf;
68 static unsigned nhmax = HOLE_SIZE;
69 static unsigned nholes;
71 static struct berval *tool_base;
72 static int tool_scope;
73 static Filter *tool_filter;
74 static Entry *tool_next_entry;
76 static ID mdb_tool_ix_id;
77 static BackendDB *mdb_tool_ix_be;
78 static MDB_txn *mdb_tool_ix_txn;
79 static int mdb_tool_index_tcount, mdb_tool_threads;
80 static IndexRec *mdb_tool_index_rec;
81 static AttrIxInfo **mdb_tool_axinfo;
82 static struct mdb_info *mdb_tool_info;
83 static ldap_pvt_thread_mutex_t mdb_tool_index_mutex;
84 static ldap_pvt_thread_cond_t mdb_tool_index_cond_main;
85 static ldap_pvt_thread_cond_t mdb_tool_index_cond_work;
86 static void * mdb_tool_index_task( void *ctx, void *ptr );
88 static int mdb_writes, mdb_writes_per_commit;
90 /* Number of ops per commit in Quick mode.
91 * Batching speeds writes overall, but too large a
92 * batch will fail with MDB_TXN_FULL.
94 #ifndef MDB_WRITES_PER_COMMIT
95 #define MDB_WRITES_PER_COMMIT 500
99 mdb_tool_entry_get_int( BackendDB *be, ID id, Entry **ep );
101 int mdb_tool_entry_open(
102 BackendDB *be, int mode )
104 /* In Quick mode, commit once per 500 entries */
106 if ( slapMode & SLAP_TOOL_QUICK )
107 mdb_writes_per_commit = MDB_WRITES_PER_COMMIT;
109 mdb_writes_per_commit = 1;
111 #ifdef MDB_TOOL_IDL_CACHING /* threaded indexing has no performance advantage */
112 /* Set up for threaded slapindex */
113 if (( slapMode & (SLAP_TOOL_QUICK|SLAP_TOOL_READONLY)) == SLAP_TOOL_QUICK ) {
114 if ( !mdb_tool_info ) {
115 struct mdb_info *mdb = (struct mdb_info *) be->be_private;
116 ldap_pvt_thread_mutex_init( &mdb_tool_index_mutex );
117 ldap_pvt_thread_cond_init( &mdb_tool_index_cond_main );
118 ldap_pvt_thread_cond_init( &mdb_tool_index_cond_work );
119 if ( mdb->mi_nattrs ) {
121 mdb_tool_threads = slap_tool_thread_max - 1;
122 if ( mdb_tool_threads > 1 ) {
123 mdb_tool_index_rec = ch_calloc( mdb->mi_nattrs, sizeof( IndexRec ));
124 mdb_tool_axinfo = ch_calloc( mdb_tool_threads, sizeof( AttrIxInfo* ) +
125 sizeof( AttrIxInfo ));
126 mdb_tool_axinfo[0] = (AttrIxInfo *)(mdb_tool_axinfo + mdb_tool_threads);
127 for (i=1; i<mdb_tool_threads; i++)
128 mdb_tool_axinfo[i] = mdb_tool_axinfo[i-1]+1;
129 mdb_tool_index_tcount = mdb_tool_threads - 1;
131 for (i=1; i<mdb_tool_threads; i++) {
132 int *ptr = ch_malloc( sizeof( int ));
134 ldap_pvt_thread_pool_submit( &connection_pool,
135 mdb_tool_index_task, ptr );
147 int mdb_tool_entry_close(
150 #ifdef MDB_TOOL_IDL_CACHING
151 if ( mdb_tool_info ) {
154 ldap_pvt_thread_mutex_lock( &mdb_tool_index_mutex );
156 /* There might still be some threads starting */
157 while ( mdb_tool_index_tcount > 0 ) {
158 ldap_pvt_thread_cond_wait( &mdb_tool_index_cond_main,
159 &mdb_tool_index_mutex );
162 mdb_tool_index_tcount = mdb_tool_threads - 1;
163 ldap_pvt_thread_cond_broadcast( &mdb_tool_index_cond_work );
165 /* Make sure all threads are stopped */
166 while ( mdb_tool_index_tcount > 0 ) {
167 ldap_pvt_thread_cond_wait( &mdb_tool_index_cond_main,
168 &mdb_tool_index_mutex );
170 ldap_pvt_thread_mutex_unlock( &mdb_tool_index_mutex );
172 mdb_tool_info = NULL;
174 ch_free( mdb_tool_index_rec );
175 mdb_tool_index_tcount = mdb_tool_threads - 1;
177 MDB_TOOL_IDL_FLUSH( be, mdb_tool_txn );
178 for (i=0; i<mdb_tool_threads; i++) {
179 mdb_tool_idl_cache *ic;
180 mdb_tool_idl_cache_entry *ice;
181 while ((ic = mdb_tool_axinfo[i]->ai_clist)) {
182 mdb_tool_axinfo[i]->ai_clist = ic->head;
185 while ((ice = mdb_tool_axinfo[i]->ai_flist)) {
186 mdb_tool_axinfo[i]->ai_flist = ice->next;
194 mdb_cursor_close( idcursor );
198 mdb_cursor_close( cursor );
203 if (( rc = mdb_txn_commit( mdb_tool_txn ))) {
204 Debug( LDAP_DEBUG_ANY,
205 LDAP_XSTRING(mdb_tool_entry_close) ": database %s: "
206 "txn_commit failed: %s (%d)\n",
207 be->be_suffix[0].bv_val, mdb_strerror(rc), rc );
215 fprintf( stderr, "Error, entries missing!\n");
216 for (i=0; i<nholes; i++) {
217 fprintf(stderr, " entry %ld: %s\n",
218 holes[i].id, holes[i].dn.bv_val);
228 mdb_tool_entry_first_x(
238 return mdb_tool_entry_next( be );
241 ID mdb_tool_entry_next(
246 struct mdb_info *mdb;
248 assert( be != NULL );
249 assert( slapMode & SLAP_TOOL_MODE );
251 mdb = (struct mdb_info *) be->be_private;
252 assert( mdb != NULL );
254 if ( !mdb_tool_txn ) {
255 rc = mdb_txn_begin( mdb->mi_dbenv, NULL, MDB_RDONLY, &mdb_tool_txn );
258 rc = mdb_cursor_open( mdb_tool_txn, mdb->mi_id2entry, &cursor );
260 mdb_txn_abort( mdb_tool_txn );
266 rc = mdb_cursor_get( cursor, &key, &data, MDB_NEXT );
272 previd = *(ID *)key.mv_data;
278 if ( tool_filter || tool_base ) {
279 static Operation op = {0};
280 static Opheader ohdr = {0};
284 op.o_tmpmemctx = NULL;
285 op.o_tmpmfuncs = &ch_mfuncs;
287 if ( tool_next_entry ) {
288 mdb_entry_release( &op, tool_next_entry, 0 );
289 tool_next_entry = NULL;
292 rc = mdb_tool_entry_get_int( be, id, &tool_next_entry );
293 if ( rc == LDAP_NO_SUCH_OBJECT ) {
297 assert( tool_next_entry != NULL );
299 if ( tool_filter && test_filter( NULL, tool_next_entry, tool_filter ) != LDAP_COMPARE_TRUE )
301 mdb_entry_release( &op, tool_next_entry, 0 );
302 tool_next_entry = NULL;
310 ID mdb_tool_dn2id_get(
315 struct mdb_info *mdb;
321 if ( BER_BVISEMPTY(dn) )
324 mdb = (struct mdb_info *) be->be_private;
326 if ( !mdb_tool_txn ) {
327 rc = mdb_txn_begin( mdb->mi_dbenv, NULL, (slapMode & SLAP_TOOL_READONLY) != 0 ?
328 MDB_RDONLY : 0, &mdb_tool_txn );
335 op.o_tmpmemctx = NULL;
336 op.o_tmpmfuncs = &ch_mfuncs;
338 rc = mdb_dn2id( &op, mdb_tool_txn, NULL, dn, &id, NULL, NULL, NULL );
339 if ( rc == MDB_NOTFOUND )
346 mdb_tool_entry_get_int( BackendDB *be, ID id, Entry **ep )
352 struct berval dn = BER_BVNULL, ndn = BER_BVNULL;
355 assert( be != NULL );
356 assert( slapMode & SLAP_TOOL_MODE );
358 if ( ( tool_filter || tool_base ) && id == previd && tool_next_entry != NULL ) {
359 *ep = tool_next_entry;
360 tool_next_entry = NULL;
364 if ( id != previd ) {
365 key.mv_size = sizeof(ID);
367 rc = mdb_cursor_get( cursor, &key, &data, MDB_SET );
373 if ( !data.mv_size ) {
374 rc = LDAP_NO_SUCH_OBJECT;
380 op.o_tmpmemctx = NULL;
381 op.o_tmpmfuncs = &ch_mfuncs;
382 if ( slapMode & SLAP_TOOL_READONLY ) {
383 rc = mdb_id2name( &op, mdb_tool_txn, &idcursor, id, &dn, &ndn );
388 if ( tool_base != NULL ) {
389 if ( !dnIsSuffixScope( &ndn, tool_base, tool_scope ) ) {
390 ch_free( dn.bv_val );
391 ch_free( ndn.bv_val );
392 rc = LDAP_NO_SUCH_OBJECT;
397 rc = mdb_entry_decode( &op, mdb_tool_txn, &data, id, &e );
399 if ( !BER_BVISNULL( &dn )) {
403 e->e_name.bv_val = NULL;
404 e->e_nname.bv_val = NULL;
416 mdb_tool_entry_get( BackendDB *be, ID id )
421 if ( !mdb_tool_txn ) {
422 struct mdb_info *mdb = (struct mdb_info *) be->be_private;
423 rc = mdb_txn_begin( mdb->mi_dbenv, NULL,
424 (slapMode & SLAP_TOOL_READONLY) ? MDB_RDONLY : 0, &mdb_tool_txn );
429 struct mdb_info *mdb = (struct mdb_info *) be->be_private;
430 rc = mdb_cursor_open( mdb_tool_txn, mdb->mi_id2entry, &cursor );
432 mdb_txn_abort( mdb_tool_txn );
437 (void)mdb_tool_entry_get_int( be, id, &e );
441 static int mdb_tool_next_id(
448 struct mdb_info *mdb = (struct mdb_info *) op->o_bd->be_private;
449 struct berval dn = e->e_name;
450 struct berval ndn = e->e_nname;
451 struct berval pdn, npdn, nmatched;
455 if (ndn.bv_len == 0) {
460 rc = mdb_dn2id( op, tid, mcp, &ndn, &id, NULL, NULL, &nmatched );
461 if ( rc == MDB_NOTFOUND ) {
462 if ( !be_issuffix( op->o_bd, &ndn ) ) {
464 dnParent( &ndn, &npdn );
465 if ( nmatched.bv_len != npdn.bv_len ) {
466 dnParent( &dn, &pdn );
469 rc = mdb_tool_next_id( op, tid, e, text, 1 );
475 /* If parent didn't exist, it was created just now
476 * and its ID is now in e->e_id. Make sure the current
477 * entry gets added under the new parent ID.
479 if ( eid != e->e_id ) {
486 rc = mdb_next_id( op->o_bd, idcursor, &e->e_id );
488 snprintf( text->bv_val, text->bv_len,
489 "next_id failed: %s (%d)",
490 mdb_strerror(rc), rc );
491 Debug( LDAP_DEBUG_ANY,
492 "=> mdb_tool_next_id: %s\n", text->bv_val, 0, 0 );
495 rc = mdb_dn2id_add( op, mcp, mcd, pid, 1, 1, e );
497 snprintf( text->bv_val, text->bv_len,
498 "dn2id_add failed: %s (%d)",
499 mdb_strerror(rc), rc );
500 Debug( LDAP_DEBUG_ANY,
501 "=> mdb_tool_next_id: %s\n", text->bv_val, 0, 0 );
504 if ( nholes == nhmax - 1 ) {
505 if ( holes == hbuf ) {
506 holes = ch_malloc( nhmax * sizeof(dn_id) * 2 );
507 AC_MEMCPY( holes, hbuf, sizeof(hbuf) );
509 holes = ch_realloc( holes, nhmax * sizeof(dn_id) * 2 );
513 ber_dupbv( &holes[nholes].dn, &ndn );
514 holes[nholes++].id = e->e_id;
515 key.mv_size = sizeof(ID);
516 key.mv_data = &e->e_id;
519 rc = mdb_cursor_put( idcursor, &key, &data, MDB_NOOVERWRITE );
520 if ( rc == MDB_KEYEXIST )
523 snprintf( text->bv_val, text->bv_len,
524 "dummy id2entry add failed: %s (%d)",
525 mdb_strerror(rc), rc );
526 Debug( LDAP_DEBUG_ANY,
527 "=> mdb_tool_next_id: %s\n", text->bv_val, 0, 0 );
530 } else if ( !hole ) {
535 for ( i=0; i<nholes; i++) {
536 if ( holes[i].id == e->e_id ) {
537 free(holes[i].dn.bv_val);
538 for (j=i;j<nholes;j++) holes[j] = holes[j+1];
542 } else if ( holes[i].id > e->e_id ) {
556 struct mdb_info *mdb = (struct mdb_info *) op->o_bd->be_private;
558 if ( !mdb->mi_nattrs )
561 if ( mdb_tool_threads > 1 ) {
566 ir = mdb_tool_index_rec;
567 for (i=0; i<mdb->mi_nattrs; i++)
568 ir[i].ir_attrs = NULL;
570 for ( a = e->e_attrs; a != NULL; a = a->a_next ) {
571 rc = mdb_index_recset( mdb, a, a->a_desc->ad_type,
572 &a->a_desc->ad_tags, ir );
576 for (i=0; i<mdb->mi_nattrs; i++) {
579 rc = mdb_cursor_open( txn, ir[i].ir_ai->ai_dbi,
580 &ir[i].ir_ai->ai_cursor );
584 mdb_tool_ix_id = e->e_id;
585 mdb_tool_ix_txn = txn;
586 ldap_pvt_thread_mutex_lock( &mdb_tool_index_mutex );
587 /* Wait for all threads to be ready */
588 while ( mdb_tool_index_tcount ) {
589 ldap_pvt_thread_cond_wait( &mdb_tool_index_cond_main,
590 &mdb_tool_index_mutex );
593 for ( i=1; i<mdb_tool_threads; i++ )
594 mdb_tool_index_rec[i].ir_i = LDAP_BUSY;
595 mdb_tool_index_tcount = mdb_tool_threads - 1;
596 ldap_pvt_thread_cond_broadcast( &mdb_tool_index_cond_work );
597 ldap_pvt_thread_mutex_unlock( &mdb_tool_index_mutex );
599 return mdb_index_recrun( op, txn, mdb, ir, e->e_id, 0 );
602 return mdb_index_entry_add( op, txn, e );
607 mdb_tool_index_finish()
610 ldap_pvt_thread_mutex_lock( &mdb_tool_index_mutex );
611 for ( i=1; i<mdb_tool_threads; i++ ) {
612 if ( mdb_tool_index_rec[i].ir_i == LDAP_BUSY ) {
613 ldap_pvt_thread_cond_wait( &mdb_tool_index_cond_main,
614 &mdb_tool_index_mutex );
618 if ( mdb_tool_index_rec[i].ir_i ) {
619 rc = mdb_tool_index_rec[i].ir_i;
623 ldap_pvt_thread_mutex_unlock( &mdb_tool_index_mutex );
627 ID mdb_tool_entry_put(
630 struct berval *text )
633 struct mdb_info *mdb;
637 assert( be != NULL );
638 assert( slapMode & SLAP_TOOL_MODE );
640 assert( text != NULL );
641 assert( text->bv_val != NULL );
642 assert( text->bv_val[0] == '\0' ); /* overconservative? */
644 Debug( LDAP_DEBUG_TRACE, "=> " LDAP_XSTRING(mdb_tool_entry_put)
645 "( %ld, \"%s\" )\n", (long) e->e_id, e->e_dn, 0 );
647 mdb = (struct mdb_info *) be->be_private;
649 if ( !mdb_tool_txn ) {
650 rc = mdb_txn_begin( mdb->mi_dbenv, NULL, 0, &mdb_tool_txn );
652 snprintf( text->bv_val, text->bv_len,
653 "txn_begin failed: %s (%d)",
654 mdb_strerror(rc), rc );
655 Debug( LDAP_DEBUG_ANY,
656 "=> " LDAP_XSTRING(mdb_tool_entry_put) ": %s\n",
657 text->bv_val, 0, 0 );
660 rc = mdb_cursor_open( mdb_tool_txn, mdb->mi_id2entry, &idcursor );
662 snprintf( text->bv_val, text->bv_len,
663 "cursor_open failed: %s (%d)",
664 mdb_strerror(rc), rc );
665 Debug( LDAP_DEBUG_ANY,
666 "=> " LDAP_XSTRING(mdb_tool_entry_put) ": %s\n",
667 text->bv_val, 0, 0 );
670 if ( !mdb->mi_nextid ) {
672 mdb_next_id( be, idcursor, &dummy );
674 rc = mdb_cursor_open( mdb_tool_txn, mdb->mi_dn2id, &mcp );
676 snprintf( text->bv_val, text->bv_len,
677 "cursor_open failed: %s (%d)",
678 mdb_strerror(rc), rc );
679 Debug( LDAP_DEBUG_ANY,
680 "=> " LDAP_XSTRING(mdb_tool_entry_put) ": %s\n",
681 text->bv_val, 0, 0 );
684 rc = mdb_cursor_open( mdb_tool_txn, mdb->mi_dn2id, &mcd );
686 snprintf( text->bv_val, text->bv_len,
687 "cursor_open failed: %s (%d)",
688 mdb_strerror(rc), rc );
689 Debug( LDAP_DEBUG_ANY,
690 "=> " LDAP_XSTRING(mdb_tool_entry_put) ": %s\n",
691 text->bv_val, 0, 0 );
698 op.o_tmpmemctx = NULL;
699 op.o_tmpmfuncs = &ch_mfuncs;
701 /* add dn2id indices */
702 rc = mdb_tool_next_id( &op, mdb_tool_txn, e, text, 0 );
707 if ( mdb_tool_threads > 1 ) {
708 LDAP_SLIST_INSERT_HEAD( &op.o_extra, &mdb_tool_axinfo[0]->ai_oe, oe_next );
710 rc = mdb_tool_index_add( &op, mdb_tool_txn, e );
712 snprintf( text->bv_val, text->bv_len,
713 "index_entry_add failed: err=%d", rc );
714 Debug( LDAP_DEBUG_ANY,
715 "=> " LDAP_XSTRING(mdb_tool_entry_put) ": %s\n",
716 text->bv_val, 0, 0 );
722 rc = mdb_id2entry_add( &op, mdb_tool_txn, idcursor, e );
724 snprintf( text->bv_val, text->bv_len,
725 "id2entry_add failed: err=%d", rc );
726 Debug( LDAP_DEBUG_ANY,
727 "=> " LDAP_XSTRING(mdb_tool_entry_put) ": %s\n",
728 text->bv_val, 0, 0 );
732 if( mdb->mi_nattrs && mdb_tool_threads > 1 )
733 rc = mdb_tool_index_finish();
738 if ( mdb_writes >= mdb_writes_per_commit ) {
740 MDB_TOOL_IDL_FLUSH( be, mdb_tool_txn );
741 rc = mdb_txn_commit( mdb_tool_txn );
742 for ( i=0; i<mdb->mi_nattrs; i++ )
743 mdb->mi_attrs[i]->ai_cursor = NULL;
749 snprintf( text->bv_val, text->bv_len,
750 "txn_commit failed: %s (%d)",
751 mdb_strerror(rc), rc );
752 Debug( LDAP_DEBUG_ANY,
753 "=> " LDAP_XSTRING(mdb_tool_entry_put) ": %s\n",
754 text->bv_val, 0, 0 );
761 mdb_txn_abort( mdb_tool_txn );
764 for ( i=0; i<mdb->mi_nattrs; i++ )
765 mdb->mi_attrs[i]->ai_cursor = NULL;
767 snprintf( text->bv_val, text->bv_len,
768 "txn_aborted! %s (%d)",
769 rc == LDAP_OTHER ? "Internal error" :
770 mdb_strerror(rc), rc );
771 Debug( LDAP_DEBUG_ANY,
772 "=> " LDAP_XSTRING(mdb_tool_entry_put) ": %s\n",
773 text->bv_val, 0, 0 );
780 static int mdb_dn2id_upgrade( BackendDB *be );
782 int mdb_tool_entry_reindex(
785 AttributeDescription **adv )
787 struct mdb_info *mi = (struct mdb_info *) be->be_private;
793 Debug( LDAP_DEBUG_ARGS,
794 "=> " LDAP_XSTRING(mdb_tool_entry_reindex) "( %ld )\n",
796 assert( tool_base == NULL );
797 assert( tool_filter == NULL );
799 /* Special: do a dn2id upgrade */
800 if ( adv && adv[0] == slap_schema.si_ad_entryDN ) {
801 /* short-circuit tool_entry_next() */
802 mdb_cursor_get( cursor, &key, &data, MDB_LAST );
803 return mdb_dn2id_upgrade( be );
806 /* No indexes configured, nothing to do. Could return an
807 * error here to shortcut things.
813 /* Check for explicit list of attrs to index */
817 if ( mi->mi_attrs[0]->ai_desc != adv[0] ) {
819 for ( n = 0; adv[n]; n++ ) ;
822 for ( i = 0; i < n; i++ ) {
823 AttributeDescription *ad = adv[i];
824 for ( j = i-1; j>=0; j--) {
825 if ( SLAP_PTRCMP( adv[j], ad ) <= 0 ) break;
832 for ( i = 0; adv[i]; i++ ) {
833 if ( mi->mi_attrs[i]->ai_desc != adv[i] ) {
834 for ( j = i+1; j < mi->mi_nattrs; j++ ) {
835 if ( mi->mi_attrs[j]->ai_desc == adv[i] ) {
836 AttrInfo *ai = mi->mi_attrs[i];
837 mi->mi_attrs[i] = mi->mi_attrs[j];
838 mi->mi_attrs[j] = ai;
842 if ( j == mi->mi_nattrs ) {
843 Debug( LDAP_DEBUG_ANY,
844 LDAP_XSTRING(mdb_tool_entry_reindex)
845 ": no index configured for %s\n",
846 adv[i]->ad_cname.bv_val, 0, 0 );
854 e = mdb_tool_entry_get( be, id );
857 Debug( LDAP_DEBUG_ANY,
858 LDAP_XSTRING(mdb_tool_entry_reindex)
859 ": could not locate id=%ld\n",
865 rc = mdb_txn_begin( mi->mi_dbenv, NULL, 0, &txi );
867 Debug( LDAP_DEBUG_ANY,
868 "=> " LDAP_XSTRING(mdb_tool_entry_reindex) ": "
869 "txn_begin failed: %s (%d)\n",
870 mdb_strerror(rc), rc, 0 );
875 if ( slapMode & SLAP_TRUNCATE_MODE ) {
877 for ( i=0; i < mi->mi_nattrs; i++ ) {
878 rc = mdb_drop( txi, mi->mi_attrs[i]->ai_dbi, 0 );
880 Debug( LDAP_DEBUG_ANY,
881 LDAP_XSTRING(mdb_tool_entry_reindex)
882 ": (Truncate) mdb_drop(%s) failed: %s (%d)\n",
883 mi->mi_attrs[i]->ai_desc->ad_type->sat_cname.bv_val,
884 mdb_strerror(rc), rc );
888 slapMode ^= SLAP_TRUNCATE_MODE;
892 * just (re)add them for now
893 * Use truncate mode to empty/reset index databases
896 Debug( LDAP_DEBUG_TRACE,
897 "=> " LDAP_XSTRING(mdb_tool_entry_reindex) "( %ld )\n",
902 op.o_tmpmemctx = NULL;
903 op.o_tmpmfuncs = &ch_mfuncs;
905 rc = mdb_tool_index_add( &op, txi, e );
910 if ( mdb_writes >= mdb_writes_per_commit ) {
913 MDB_TOOL_IDL_FLUSH( be, txi );
914 rc = mdb_txn_commit( txi );
916 for ( i=0; i<mi->mi_nattrs; i++ )
917 mi->mi_attrs[i]->ai_cursor = NULL;
919 Debug( LDAP_DEBUG_ANY,
920 "=> " LDAP_XSTRING(mdb_tool_entry_reindex)
921 ": txn_commit failed: %s (%d)\n",
922 mdb_strerror(rc), rc, 0 );
925 mdb_cursor_close( cursor );
927 /* Must close the read txn to allow old pages to be reclaimed. */
928 mdb_txn_abort( mdb_tool_txn );
929 /* and then reopen it so that tool_entry_next still works. */
930 mdb_txn_begin( mi->mi_dbenv, NULL, MDB_RDONLY, &mdb_tool_txn );
931 mdb_cursor_open( mdb_tool_txn, mi->mi_id2entry, &cursor );
933 key.mv_size = sizeof(ID);
934 mdb_cursor_get( cursor, &key, NULL, MDB_SET );
940 mdb_cursor_close( cursor );
942 mdb_txn_abort( txi );
943 for ( i=0; i<mi->mi_nattrs; i++ )
944 mi->mi_attrs[i]->ai_cursor = NULL;
945 Debug( LDAP_DEBUG_ANY,
946 "=> " LDAP_XSTRING(mdb_tool_entry_reindex)
947 ": txn_aborted! err=%d\n",
952 mdb_entry_release( &op, e, 0 );
957 ID mdb_tool_entry_modify(
960 struct berval *text )
963 struct mdb_info *mdb;
967 assert( be != NULL );
968 assert( slapMode & SLAP_TOOL_MODE );
970 assert( text != NULL );
971 assert( text->bv_val != NULL );
972 assert( text->bv_val[0] == '\0' ); /* overconservative? */
974 assert ( e->e_id != NOID );
976 Debug( LDAP_DEBUG_TRACE,
977 "=> " LDAP_XSTRING(mdb_tool_entry_modify) "( %ld, \"%s\" )\n",
978 (long) e->e_id, e->e_dn, 0 );
980 mdb = (struct mdb_info *) be->be_private;
983 mdb_cursor_close( cursor );
986 if ( !mdb_tool_txn ) {
987 rc = mdb_txn_begin( mdb->mi_dbenv, NULL, 0, &mdb_tool_txn );
989 snprintf( text->bv_val, text->bv_len,
990 "txn_begin failed: %s (%d)",
991 mdb_strerror(rc), rc );
992 Debug( LDAP_DEBUG_ANY,
993 "=> " LDAP_XSTRING(mdb_tool_entry_modify) ": %s\n",
994 text->bv_val, 0, 0 );
1001 op.o_tmpmemctx = NULL;
1002 op.o_tmpmfuncs = &ch_mfuncs;
1004 /* id2entry index */
1005 rc = mdb_id2entry_update( &op, mdb_tool_txn, NULL, e );
1007 snprintf( text->bv_val, text->bv_len,
1008 "id2entry_update failed: err=%d", rc );
1009 Debug( LDAP_DEBUG_ANY,
1010 "=> " LDAP_XSTRING(mdb_tool_entry_modify) ": %s\n",
1011 text->bv_val, 0, 0 );
1017 rc = mdb_txn_commit( mdb_tool_txn );
1020 snprintf( text->bv_val, text->bv_len,
1021 "txn_commit failed: %s (%d)",
1022 mdb_strerror(rc), rc );
1023 Debug( LDAP_DEBUG_ANY,
1024 "=> " LDAP_XSTRING(mdb_tool_entry_modify) ": "
1025 "%s\n", text->bv_val, 0, 0 );
1030 mdb_txn_abort( mdb_tool_txn );
1031 snprintf( text->bv_val, text->bv_len,
1032 "txn_aborted! %s (%d)",
1033 mdb_strerror(rc), rc );
1034 Debug( LDAP_DEBUG_ANY,
1035 "=> " LDAP_XSTRING(mdb_tool_entry_modify) ": %s\n",
1036 text->bv_val, 0, 0 );
1039 mdb_tool_txn = NULL;
1044 int mdb_tool_entry_delete(
1047 struct berval *text )
1050 struct mdb_info *mdb;
1052 Opheader ohdr = {0};
1055 assert( be != NULL );
1056 assert( slapMode & SLAP_TOOL_MODE );
1058 assert( text != NULL );
1059 assert( text->bv_val != NULL );
1060 assert( text->bv_val[0] == '\0' ); /* overconservative? */
1062 assert ( ndn != NULL );
1063 assert ( ndn->bv_val != NULL );
1065 Debug( LDAP_DEBUG_TRACE,
1066 "=> " LDAP_XSTRING(mdb_tool_entry_delete) "( %s )\n",
1067 ndn->bv_val, 0, 0 );
1069 mdb = (struct mdb_info *) be->be_private;
1071 assert( cursor == NULL );
1073 mdb_cursor_close( cursor );
1076 if( !mdb_tool_txn ) {
1077 rc = mdb_txn_begin( mdb->mi_dbenv, NULL, 0, &mdb_tool_txn );
1079 snprintf( text->bv_val, text->bv_len,
1080 "txn_begin failed: %s (%d)",
1081 mdb_strerror(rc), rc );
1082 Debug( LDAP_DEBUG_ANY,
1083 "=> " LDAP_XSTRING(mdb_tool_entry_delete) ": %s\n",
1084 text->bv_val, 0, 0 );
1089 rc = mdb_cursor_open( mdb_tool_txn, mdb->mi_dn2id, &cursor );
1091 snprintf( text->bv_val, text->bv_len,
1092 "cursor_open failed: %s (%d)",
1093 mdb_strerror(rc), rc );
1094 Debug( LDAP_DEBUG_ANY,
1095 "=> " LDAP_XSTRING(mdb_tool_entry_delete) ": %s\n",
1096 text->bv_val, 0, 0 );
1102 op.o_tmpmemctx = NULL;
1103 op.o_tmpmfuncs = &ch_mfuncs;
1105 rc = mdb_dn2entry( &op, mdb_tool_txn, cursor, ndn, &e, NULL, 0 );
1107 snprintf( text->bv_val, text->bv_len,
1108 "dn2entry failed: %s (%d)",
1109 mdb_strerror(rc), rc );
1110 Debug( LDAP_DEBUG_ANY,
1111 "=> " LDAP_XSTRING(mdb_tool_entry_delete) ": %s\n",
1112 text->bv_val, 0, 0 );
1116 /* check that we wouldn't orphan any children */
1117 rc = mdb_dn2id_children( &op, mdb_tool_txn, e );
1118 if( rc != MDB_NOTFOUND ) {
1121 snprintf( text->bv_val, text->bv_len,
1123 " subordinate objects must be deleted first");
1126 snprintf( text->bv_val, text->bv_len,
1127 "has_children failed: %s (%d)",
1128 mdb_strerror(rc), rc );
1132 Debug( LDAP_DEBUG_ANY,
1133 "=> " LDAP_XSTRING(mdb_tool_entry_delete) ": %s\n",
1134 text->bv_val, 0, 0 );
1138 /* delete from dn2id */
1139 rc = mdb_dn2id_delete( &op, cursor, e->e_id, 1 );
1141 snprintf( text->bv_val, text->bv_len,
1142 "dn2id_delete failed: err=%d", rc );
1143 Debug( LDAP_DEBUG_ANY,
1144 "=> " LDAP_XSTRING(mdb_tool_entry_delete) ": %s\n",
1145 text->bv_val, 0, 0 );
1149 /* deindex values */
1150 rc = mdb_index_entry_del( &op, mdb_tool_txn, e );
1152 snprintf( text->bv_val, text->bv_len,
1153 "entry_delete failed: err=%d", rc );
1154 Debug( LDAP_DEBUG_ANY,
1155 "=> " LDAP_XSTRING(mdb_tool_entry_delete) ": %s\n",
1156 text->bv_val, 0, 0 );
1160 /* do the deletion */
1161 rc = mdb_id2entry_delete( be, mdb_tool_txn, e );
1163 snprintf( text->bv_val, text->bv_len,
1164 "id2entry_update failed: err=%d", rc );
1165 Debug( LDAP_DEBUG_ANY,
1166 "=> " LDAP_XSTRING(mdb_tool_entry_delete) ": %s\n",
1167 text->bv_val, 0, 0 );
1174 mdb_entry_return( &op, e );
1178 rc = mdb_txn_commit( mdb_tool_txn );
1180 snprintf( text->bv_val, text->bv_len,
1181 "txn_commit failed: %s (%d)",
1182 mdb_strerror(rc), rc );
1183 Debug( LDAP_DEBUG_ANY,
1184 "=> " LDAP_XSTRING(mdb_tool_entry_delete) ": "
1185 "%s\n", text->bv_val, 0, 0 );
1189 mdb_txn_abort( mdb_tool_txn );
1190 snprintf( text->bv_val, text->bv_len,
1191 "txn_aborted! %s (%d)",
1192 mdb_strerror(rc), rc );
1193 Debug( LDAP_DEBUG_ANY,
1194 "=> " LDAP_XSTRING(mdb_tool_entry_delete) ": %s\n",
1195 text->bv_val, 0, 0 );
1197 mdb_tool_txn = NULL;
1204 mdb_tool_index_task( void *ctx, void *ptr )
1206 int base = *(int *)ptr;
1208 Opheader ohdr = {0};
1209 AttrIxInfo ai = {0}, *aio;
1213 op.o_bd = mdb_tool_ix_be;
1214 op.o_tmpmemctx = NULL;
1215 op.o_tmpmfuncs = &ch_mfuncs;
1216 aio = mdb_tool_axinfo[base];
1217 mdb_tool_axinfo[base] = &ai;
1218 LDAP_SLIST_INSERT_HEAD( &op.o_extra, &ai.ai_oe, oe_next );
1220 ldap_pvt_thread_mutex_lock( &mdb_tool_index_mutex );
1221 mdb_tool_index_tcount--;
1222 if ( !mdb_tool_index_tcount )
1223 ldap_pvt_thread_cond_signal( &mdb_tool_index_cond_main );
1224 ldap_pvt_thread_cond_wait( &mdb_tool_index_cond_work,
1225 &mdb_tool_index_mutex );
1226 if ( slapd_shutdown ) {
1227 mdb_tool_index_tcount--;
1228 if ( !mdb_tool_index_tcount )
1229 ldap_pvt_thread_cond_signal( &mdb_tool_index_cond_main );
1231 mdb_tool_axinfo[base] = aio;
1232 ldap_pvt_thread_mutex_unlock( &mdb_tool_index_mutex );
1235 ldap_pvt_thread_mutex_unlock( &mdb_tool_index_mutex );
1236 mdb_tool_index_rec[base].ir_i = mdb_index_recrun( &op,
1238 mdb_tool_info, mdb_tool_index_rec, mdb_tool_ix_id, base );
1244 #ifdef MDB_TOOL_IDL_CACHING
1246 mdb_tool_idl_cmp( const void *v1, const void *v2 )
1248 const mdb_tool_idl_cache *c1 = v1, *c2 = v2;
1251 if (( rc = c1->kstr.bv_len - c2->kstr.bv_len )) return rc;
1252 return memcmp( c1->kstr.bv_val, c2->kstr.bv_val, c1->kstr.bv_len );
1256 mdb_tool_idl_flush_one( MDB_cursor *mc, AttrIxInfo *ai, mdb_tool_idl_cache *ic )
1258 mdb_tool_idl_cache_entry *ice;
1259 MDB_val key, data[2];
1263 /* Freshly allocated, ignore it */
1264 if ( !ic->head && ic->count <= MDB_IDL_DB_SIZE ) {
1268 key.mv_data = ic->kstr.bv_val;
1269 key.mv_size = ic->kstr.bv_len;
1271 if ( ic->count > MDB_IDL_DB_SIZE ) {
1272 while ( ic->flags & WAS_FOUND ) {
1273 rc = mdb_cursor_get( mc, &key, data, MDB_SET );
1275 /* FIXME: find out why this happens */
1279 if ( ic->flags & WAS_RANGE ) {
1281 rc = mdb_cursor_get( mc, &key, data, MDB_NEXT_DUP );
1284 rc = mdb_cursor_get( mc, &key, data, MDB_NEXT_DUP );
1286 /* Store range hi */
1287 data[0].mv_data = &ic->last;
1288 rc = mdb_cursor_put( mc, &key, data, MDB_CURRENT );
1290 /* Delete old data, replace with range */
1291 ic->first = *(ID *)data[0].mv_data;
1292 mdb_cursor_del( mc, MDB_NODUPDATA );
1296 if ( !(ic->flags & WAS_RANGE)) {
1297 /* range, didn't exist before */
1299 data[0].mv_size = sizeof(ID);
1300 data[0].mv_data = &nid;
1301 rc = mdb_cursor_put( mc, &key, data, 0 );
1303 data[0].mv_data = &ic->first;
1304 rc = mdb_cursor_put( mc, &key, data, 0 );
1306 data[0].mv_data = &ic->last;
1307 rc = mdb_cursor_put( mc, &key, data, 0 );
1318 data[0].mv_size = sizeof(ID);
1320 for ( ice = ic->head, n=0; ice; ice = ice->next, n++ ) {
1325 end = (ic->count-ic->offset) & (IDBLOCK-1);
1329 data[1].mv_size = end;
1330 data[0].mv_data = ice->ids;
1331 rc = mdb_cursor_put( mc, &key, data, MDB_APPENDDUP|MDB_MULTIPLE );
1338 ic->tail->next = ai->ai_flist;
1339 ai->ai_flist = ic->head;
1342 ic->head = ai->ai_clist;
1348 mdb_tool_idl_flush_db( MDB_txn *txn, AttrInfo *ai, AttrIxInfo *ax )
1354 mdb_cursor_open( txn, ai->ai_dbi, &mc );
1355 root = tavl_end( ai->ai_root, TAVL_DIR_LEFT );
1357 rc = mdb_tool_idl_flush_one( mc, ax, root->avl_data );
1360 } while ((root = tavl_next(root, TAVL_DIR_RIGHT)));
1361 mdb_cursor_close( mc );
1367 mdb_tool_idl_flush( BackendDB *be, MDB_txn *txn )
1369 struct mdb_info *mdb = (struct mdb_info *) be->be_private;
1371 unsigned int i, dbi;
1373 for ( i=0; i < mdb->mi_nattrs; i++ ) {
1374 if ( !mdb->mi_attrs[i]->ai_root ) continue;
1375 rc = mdb_tool_idl_flush_db( txn, mdb->mi_attrs[i], mdb_tool_axinfo[i % mdb_tool_threads] );
1376 tavl_free(mdb->mi_attrs[i]->ai_root, NULL);
1377 mdb->mi_attrs[i]->ai_root = NULL;
1384 int mdb_tool_idl_add(
1387 struct berval *keys,
1391 mdb_tool_idl_cache *ic, itmp;
1392 mdb_tool_idl_cache_entry *ice;
1394 AttrIxInfo *ax = (AttrIxInfo *)mc;
1395 AttrInfo *ai = (AttrInfo *)ax->ai_ai;
1399 for (i=0; keys[i].bv_val; i++) {
1400 itmp.kstr = keys[i];
1401 ic = tavl_find( (Avlnode *)ai->ai_root, &itmp, mdb_tool_idl_cmp );
1403 /* No entry yet, create one */
1409 if ( ax->ai_clist ) {
1411 ax->ai_clist = ic->head;
1413 ic = ch_malloc( sizeof( mdb_tool_idl_cache ) + itmp.kstr.bv_len + 4 );
1415 ic->kstr.bv_len = itmp.kstr.bv_len;
1416 ic->kstr.bv_val = (char *)(ic+1);
1417 memcpy( ic->kstr.bv_val, itmp.kstr.bv_val, ic->kstr.bv_len );
1418 ic->head = ic->tail = NULL;
1423 tavl_insert( (Avlnode **)&ai->ai_root, ic, mdb_tool_idl_cmp,
1426 /* load existing key count here */
1427 key.mv_size = keys[i].bv_len;
1428 key.mv_data = keys[i].bv_val;
1429 rc = mdb_cursor_get( mc, &key, &data, MDB_SET );
1431 ic->flags |= WAS_FOUND;
1432 nid = *(ID *)data.mv_data;
1434 ic->count = MDB_IDL_DB_SIZE+1;
1435 ic->flags |= WAS_RANGE;
1439 mdb_cursor_count( mc, &count );
1442 ic->offset = count & (IDBLOCK-1);
1446 /* are we a range already? */
1447 if ( ic->count > MDB_IDL_DB_SIZE ) {
1450 /* Are we at the limit, and converting to a range? */
1451 } else if ( ic->count == MDB_IDL_DB_SIZE ) {
1453 ic->tail->next = ax->ai_flist;
1454 ax->ai_flist = ic->head;
1456 ic->head = ic->tail = NULL;
1461 /* No free block, create that too */
1462 lcount = (ic->count-ic->offset) & (IDBLOCK-1);
1463 if ( !ic->tail || lcount == 0) {
1464 if ( ax->ai_flist ) {
1466 ax->ai_flist = ice->next;
1468 ice = ch_malloc( sizeof( mdb_tool_idl_cache_entry ));
1474 ic->tail->next = ice;
1478 ice->ids[lcount-1] = 0;
1483 if (!lcount || ice->ids[lcount-1] != id) {
1484 ice->ids[lcount] = id;
1491 #endif /* MDB_TOOL_IDL_CACHING */
1493 /* Upgrade from pre 2.4.34 dn2id format */
1495 #include <ac/unistd.h>
1496 #include <lutil_meter.h>
1498 #define STACKSIZ 2048
1500 typedef struct rec {
1507 mdb_dn2id_upgrade( BackendDB *be ) {
1508 struct mdb_info *mi = (struct mdb_info *) be->be_private;
1510 MDB_cursor *mc = NULL;
1513 int rc, writes=0, depth=0;
1514 int enable_meter = 0;
1515 ID id = 0, *num, count = 0;
1517 lutil_meter_t meter;
1519 if (!(mi->mi_flags & MDB_NEED_UPGRADE)) {
1520 Debug( LDAP_DEBUG_ANY, "database %s: No upgrade needed.\n",
1521 be->be_suffix[0].bv_val, 0, 0 );
1528 mdb_stat(mdb_cursor_txn(cursor), mi->mi_dbis[MDB_ID2ENTRY], &st);
1529 if (!st.ms_entries) {
1530 /* Empty DB, nothing to upgrade? */
1534 enable_meter = !lutil_meter_open(&meter,
1535 &lutil_meter_text_display,
1536 &lutil_meter_linear_estimator,
1540 num = ch_malloc(STACKSIZ * (sizeof(ID) + sizeof(rec)));
1541 stack = (rec *)(num + STACKSIZ);
1543 rc = mdb_txn_begin(mi->mi_dbenv, NULL, 0, &mt);
1545 Debug(LDAP_DEBUG_ANY, "mdb_dn2id_upgrade: mdb_txn_begin failed, %s (%d)\n",
1546 mdb_strerror(rc), rc, 0 );
1549 rc = mdb_cursor_open(mt, mi->mi_dbis[MDB_DN2ID], &mc);
1551 Debug(LDAP_DEBUG_ANY, "mdb_dn2id_upgrade: mdb_cursor_open failed, %s (%d)\n",
1552 mdb_strerror(rc), rc, 0 );
1556 key.mv_size = sizeof(ID);
1557 /* post-order depth-first update */
1564 stack[depth].id = id;
1565 rc = mdb_cursor_get(mc, &key, &data, MDB_SET);
1567 Debug(LDAP_DEBUG_ANY, "mdb_dn2id_upgrade: mdb_cursor_get failed, %s (%d)\n",
1568 mdb_strerror(rc), rc, 0 );
1573 rc = mdb_cursor_count(mc, &dkids);
1575 Debug(LDAP_DEBUG_ANY, "mdb_dn2id_upgrade: mdb_cursor_count failed, %s (%d)\n",
1576 mdb_strerror(rc), rc, 0 );
1580 rc = mdb_cursor_get(mc, &key, &data, MDB_NEXT_DUP);
1582 ptr = (unsigned char *)data.mv_data + data.mv_size - sizeof(ID);
1583 memcpy(&id, ptr, sizeof(ID));
1585 memcpy(stack[depth].rdn, data.mv_data, data.mv_size);
1586 stack[depth].len = data.mv_size;
1591 /* pop: write updated count, advance to next node */
1593 /* update superior counts */
1595 num[depth-1] += num[depth];
1598 id = stack[depth-1].id;
1599 data.mv_data = stack[depth].rdn;
1600 data.mv_size = stack[depth].len;
1601 rc = mdb_cursor_get(mc, &key, &data, MDB_GET_BOTH);
1603 Debug(LDAP_DEBUG_ANY, "mdb_dn2id_upgrade: mdb_cursor_get(BOTH) failed, %s (%d)\n",
1604 mdb_strerror(rc), rc, 0 );
1607 data.mv_data = stack[depth].rdn;
1608 ptr = (unsigned char *)data.mv_data + data.mv_size;
1609 memcpy(ptr, &num[depth], sizeof(ID));
1610 data.mv_size += sizeof(ID);
1611 rc = mdb_cursor_del(mc, 0);
1613 Debug(LDAP_DEBUG_ANY, "mdb_dn2id_upgrade: mdb_cursor_del failed, %s (%d)\n",
1614 mdb_strerror(rc), rc, 0 );
1617 rc = mdb_cursor_put(mc, &key, &data, 0);
1619 Debug(LDAP_DEBUG_ANY, "mdb_dn2id_upgrade: mdb_cursor_put failed, %s (%d)\n",
1620 mdb_strerror(rc), rc, 0 );
1626 lutil_meter_update(&meter, count, 0);
1631 len = (ptr[0] & 0x7f) << 8 | ptr[1];
1632 printf("ID: %zu, %zu, %.*s\n", stack[depth].id, num[depth], len, ptr+2);
1636 if (writes == 1000) {
1637 mdb_cursor_close(mc);
1638 rc = mdb_txn_commit(mt);
1640 Debug(LDAP_DEBUG_ANY, "mdb_dn2id_upgrade: mdb_txn_commit failed, %s (%d)\n",
1641 mdb_strerror(rc), rc, 0 );
1644 rc = mdb_txn_begin(mi->mi_dbenv, NULL, 0, &mt);
1646 Debug(LDAP_DEBUG_ANY, "mdb_dn2id_upgrade: mdb_txn_begin(2) failed, %s (%d)\n",
1647 mdb_strerror(rc), rc, 0 );
1650 rc = mdb_cursor_open(mt, mi->mi_dbis[MDB_DN2ID], &mc);
1652 Debug(LDAP_DEBUG_ANY, "mdb_dn2id_upgrade: mdb_cursor_open(2) failed, %s (%d)\n",
1653 mdb_strerror(rc), rc, 0 );
1656 rc = mdb_cursor_get(mc, &key, &data, MDB_GET_BOTH);
1658 Debug(LDAP_DEBUG_ANY, "mdb_dn2id_upgrade: mdb_cursor_get(2) failed, %s (%d)\n",
1659 mdb_strerror(rc), rc, 0 );
1666 rc = mdb_cursor_get(mc, &key, &data, MDB_NEXT_DUP);
1676 mdb_cursor_close(mc);
1679 r2 = mdb_txn_commit(mt);
1681 Debug(LDAP_DEBUG_ANY, "mdb_dn2id_upgrade: mdb_txn_commit(2) failed, %s (%d)\n",
1682 mdb_strerror(r2), r2, 0 );
1689 lutil_meter_update(&meter, count, 1);
1690 lutil_meter_close(&meter);