1 /* $NetBSD: config.c,v 1.1.1.1 2014/05/28 09:58:49 tron Exp $ */ 2 3 /* config.c - mdb backend configuration file routine */ 4 /* $OpenLDAP$ */ 5 /* This work is part of OpenLDAP Software <http://www.openldap.org/>. 6 * 7 * Copyright 2000-2014 The OpenLDAP Foundation. 8 * All rights reserved. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted only as authorized by the OpenLDAP 12 * Public License. 13 * 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>. 17 */ 18 19 #include "portable.h" 20 21 #include <stdio.h> 22 #include <ac/ctype.h> 23 #include <ac/string.h> 24 #include <ac/errno.h> 25 26 #include "back-mdb.h" 27 28 #include "config.h" 29 30 #include "lutil.h" 31 #include "ldap_rq.h" 32 33 static ConfigDriver mdb_cf_gen; 34 35 enum { 36 MDB_CHKPT = 1, 37 MDB_DIRECTORY, 38 MDB_DBNOSYNC, 39 MDB_ENVFLAGS, 40 MDB_INDEX, 41 MDB_MAXREADERS, 42 MDB_MAXSIZE, 43 MDB_MODE, 44 MDB_SSTACK 45 }; 46 47 static ConfigTable mdbcfg[] = { 48 { "directory", "dir", 2, 2, 0, ARG_STRING|ARG_MAGIC|MDB_DIRECTORY, 49 mdb_cf_gen, "( OLcfgDbAt:0.1 NAME 'olcDbDirectory' " 50 "DESC 'Directory for database content' " 51 "EQUALITY caseIgnoreMatch " 52 "SYNTAX OMsDirectoryString SINGLE-VALUE )", NULL, NULL }, 53 { "checkpoint", "kbyte> <min", 3, 3, 0, ARG_MAGIC|MDB_CHKPT, 54 mdb_cf_gen, "( OLcfgDbAt:1.2 NAME 'olcDbCheckpoint' " 55 "DESC 'Database checkpoint interval in kbytes and minutes' " 56 "SYNTAX OMsDirectoryString SINGLE-VALUE )",NULL, NULL }, 57 { "dbnosync", NULL, 1, 2, 0, ARG_ON_OFF|ARG_MAGIC|MDB_DBNOSYNC, 58 mdb_cf_gen, "( OLcfgDbAt:1.4 NAME 'olcDbNoSync' " 59 "DESC 'Disable synchronous database writes' " 60 "SYNTAX OMsBoolean SINGLE-VALUE )", NULL, NULL }, 61 { "envflags", "flags", 2, 0, 0, ARG_MAGIC|MDB_ENVFLAGS, 62 mdb_cf_gen, "( OLcfgDbAt:12.3 NAME 'olcDbEnvFlags' " 63 "DESC 'Database environment flags' " 64 "EQUALITY caseIgnoreMatch " 65 "SYNTAX OMsDirectoryString )", NULL, NULL }, 66 { "index", "attr> <[pres,eq,approx,sub]", 2, 3, 0, ARG_MAGIC|MDB_INDEX, 67 mdb_cf_gen, "( OLcfgDbAt:0.2 NAME 'olcDbIndex' " 68 "DESC 'Attribute index parameters' " 69 "EQUALITY caseIgnoreMatch " 70 "SYNTAX OMsDirectoryString )", NULL, NULL }, 71 { "maxreaders", "num", 2, 2, 0, ARG_UINT|ARG_MAGIC|MDB_MAXREADERS, 72 mdb_cf_gen, "( OLcfgDbAt:12.1 NAME 'olcDbMaxReaders' " 73 "DESC 'Maximum number of threads that may access the DB concurrently' " 74 "SYNTAX OMsInteger SINGLE-VALUE )", NULL, NULL }, 75 { "maxsize", "size", 2, 2, 0, ARG_ULONG|ARG_MAGIC|MDB_MAXSIZE, 76 mdb_cf_gen, "( OLcfgDbAt:12.2 NAME 'olcDbMaxSize' " 77 "DESC 'Maximum size of DB in bytes' " 78 "SYNTAX OMsInteger SINGLE-VALUE )", NULL, NULL }, 79 { "mode", "mode", 2, 2, 0, ARG_MAGIC|MDB_MODE, 80 mdb_cf_gen, "( OLcfgDbAt:0.3 NAME 'olcDbMode' " 81 "DESC 'Unix permissions of database files' " 82 "SYNTAX OMsDirectoryString SINGLE-VALUE )", NULL, NULL }, 83 { "searchstack", "depth", 2, 2, 0, ARG_INT|ARG_MAGIC|MDB_SSTACK, 84 mdb_cf_gen, "( OLcfgDbAt:1.9 NAME 'olcDbSearchStack' " 85 "DESC 'Depth of search stack in IDLs' " 86 "SYNTAX OMsInteger SINGLE-VALUE )", NULL, NULL }, 87 { NULL, NULL, 0, 0, 0, ARG_IGNORED, 88 NULL, NULL, NULL, NULL } 89 }; 90 91 static ConfigOCs mdbocs[] = { 92 { 93 "( OLcfgDbOc:12.1 " 94 "NAME 'olcMdbConfig' " 95 "DESC 'MDB backend configuration' " 96 "SUP olcDatabaseConfig " 97 "MUST olcDbDirectory " 98 "MAY ( olcDbCheckpoint $ olcDbEnvFlags $ " 99 "olcDbNoSync $ olcDbIndex $ olcDbMaxReaders $ olcDbMaxsize $ " 100 "olcDbMode $ olcDbSearchStack ) )", 101 Cft_Database, mdbcfg }, 102 { NULL, 0, NULL } 103 }; 104 105 static slap_verbmasks mdb_envflags[] = { 106 { BER_BVC("nosync"), MDB_NOSYNC }, 107 { BER_BVC("nometasync"), MDB_NOMETASYNC }, 108 { BER_BVC("writemap"), MDB_WRITEMAP }, 109 { BER_BVC("mapasync"), MDB_MAPASYNC }, 110 { BER_BVC("nordahead"), MDB_NORDAHEAD }, 111 { BER_BVNULL, 0 } 112 }; 113 114 /* perform periodic syncs */ 115 static void * 116 mdb_checkpoint( void *ctx, void *arg ) 117 { 118 struct re_s *rtask = arg; 119 struct mdb_info *mdb = rtask->arg; 120 121 mdb_env_sync( mdb->mi_dbenv, 1 ); 122 ldap_pvt_thread_mutex_lock( &slapd_rq.rq_mutex ); 123 ldap_pvt_runqueue_stoptask( &slapd_rq, rtask ); 124 ldap_pvt_thread_mutex_unlock( &slapd_rq.rq_mutex ); 125 return NULL; 126 } 127 128 /* reindex entries on the fly */ 129 static void * 130 mdb_online_index( void *ctx, void *arg ) 131 { 132 struct re_s *rtask = arg; 133 BackendDB *be = rtask->arg; 134 struct mdb_info *mdb = be->be_private; 135 136 Connection conn = {0}; 137 OperationBuffer opbuf; 138 Operation *op; 139 140 MDB_cursor *curs; 141 MDB_val key, data; 142 MDB_txn *txn; 143 ID id; 144 Entry *e; 145 int rc, getnext = 1; 146 int i; 147 148 connection_fake_init( &conn, &opbuf, ctx ); 149 op = &opbuf.ob_op; 150 151 op->o_bd = be; 152 153 id = 1; 154 key.mv_size = sizeof(ID); 155 156 while ( 1 ) { 157 if ( slapd_shutdown ) 158 break; 159 160 rc = mdb_txn_begin( mdb->mi_dbenv, NULL, 0, &txn ); 161 if ( rc ) 162 break; 163 rc = mdb_cursor_open( txn, mdb->mi_id2entry, &curs ); 164 if ( rc ) { 165 mdb_txn_abort( txn ); 166 break; 167 } 168 if ( getnext ) { 169 getnext = 0; 170 key.mv_data = &id; 171 rc = mdb_cursor_get( curs, &key, &data, MDB_SET_RANGE ); 172 if ( rc ) { 173 mdb_txn_abort( txn ); 174 if ( rc == MDB_NOTFOUND ) 175 rc = 0; 176 break; 177 } 178 memcpy( &id, key.mv_data, sizeof( id )); 179 } 180 181 rc = mdb_id2entry( op, curs, id, &e ); 182 mdb_cursor_close( curs ); 183 if ( rc ) { 184 mdb_txn_abort( txn ); 185 if ( rc == MDB_NOTFOUND ) { 186 id++; 187 getnext = 1; 188 continue; 189 } 190 break; 191 } 192 rc = mdb_index_entry( op, txn, MDB_INDEX_UPDATE_OP, e ); 193 mdb_entry_return( op, e ); 194 if ( rc == 0 ) { 195 rc = mdb_txn_commit( txn ); 196 txn = NULL; 197 } else { 198 mdb_txn_abort( txn ); 199 txn = NULL; 200 } 201 if ( rc ) { 202 Debug( LDAP_DEBUG_ANY, 203 LDAP_XSTRING(mdb_online_index) ": database %s: " 204 "txn_commit failed: %s (%d)\n", 205 be->be_suffix[0].bv_val, mdb_strerror(rc), rc ); 206 break; 207 } 208 id++; 209 getnext = 1; 210 } 211 212 for ( i = 0; i < mdb->mi_nattrs; i++ ) { 213 if ( mdb->mi_attrs[ i ]->ai_indexmask & MDB_INDEX_DELETING 214 || mdb->mi_attrs[ i ]->ai_newmask == 0 ) 215 { 216 continue; 217 } 218 mdb->mi_attrs[ i ]->ai_indexmask = mdb->mi_attrs[ i ]->ai_newmask; 219 mdb->mi_attrs[ i ]->ai_newmask = 0; 220 } 221 222 ldap_pvt_thread_mutex_lock( &slapd_rq.rq_mutex ); 223 ldap_pvt_runqueue_stoptask( &slapd_rq, rtask ); 224 mdb->mi_index_task = NULL; 225 ldap_pvt_runqueue_remove( &slapd_rq, rtask ); 226 ldap_pvt_thread_mutex_unlock( &slapd_rq.rq_mutex ); 227 228 return NULL; 229 } 230 231 /* Cleanup loose ends after Modify completes */ 232 static int 233 mdb_cf_cleanup( ConfigArgs *c ) 234 { 235 struct mdb_info *mdb = c->be->be_private; 236 int rc = 0; 237 238 if ( mdb->mi_flags & MDB_DEL_INDEX ) { 239 mdb_attr_flush( mdb ); 240 mdb->mi_flags ^= MDB_DEL_INDEX; 241 } 242 243 if ( mdb->mi_flags & MDB_RE_OPEN ) { 244 mdb->mi_flags ^= MDB_RE_OPEN; 245 rc = c->be->bd_info->bi_db_close( c->be, &c->reply ); 246 if ( rc == 0 ) 247 rc = c->be->bd_info->bi_db_open( c->be, &c->reply ); 248 /* If this fails, we need to restart */ 249 if ( rc ) { 250 slapd_shutdown = 2; 251 snprintf( c->cr_msg, sizeof( c->cr_msg ), 252 "failed to reopen database, rc=%d", rc ); 253 Debug( LDAP_DEBUG_ANY, LDAP_XSTRING(mdb_cf_cleanup) 254 ": %s\n", c->cr_msg, 0, 0 ); 255 rc = LDAP_OTHER; 256 } 257 } 258 259 if ( mdb->mi_flags & MDB_OPEN_INDEX ) { 260 rc = mdb_attr_dbs_open( c->be, NULL, &c->reply ); 261 if ( rc ) 262 rc = LDAP_OTHER; 263 } 264 return rc; 265 } 266 267 static int 268 mdb_cf_gen( ConfigArgs *c ) 269 { 270 struct mdb_info *mdb = c->be->be_private; 271 int rc; 272 273 if ( c->op == SLAP_CONFIG_EMIT ) { 274 rc = 0; 275 switch( c->type ) { 276 case MDB_MODE: { 277 char buf[64]; 278 struct berval bv; 279 bv.bv_len = snprintf( buf, sizeof(buf), "0%o", mdb->mi_dbenv_mode ); 280 if ( bv.bv_len > 0 && bv.bv_len < sizeof(buf) ) { 281 bv.bv_val = buf; 282 value_add_one( &c->rvalue_vals, &bv ); 283 } else { 284 rc = 1; 285 } 286 } break; 287 288 case MDB_CHKPT: 289 if ( mdb->mi_txn_cp ) { 290 char buf[64]; 291 struct berval bv; 292 bv.bv_len = snprintf( buf, sizeof(buf), "%ld %ld", 293 (long) mdb->mi_txn_cp_kbyte, (long) mdb->mi_txn_cp_min ); 294 if ( bv.bv_len > 0 && bv.bv_len < sizeof(buf) ) { 295 bv.bv_val = buf; 296 value_add_one( &c->rvalue_vals, &bv ); 297 } else { 298 rc = 1; 299 } 300 } else { 301 rc = 1; 302 } 303 break; 304 305 case MDB_DIRECTORY: 306 if ( mdb->mi_dbenv_home ) { 307 c->value_string = ch_strdup( mdb->mi_dbenv_home ); 308 } else { 309 rc = 1; 310 } 311 break; 312 313 case MDB_DBNOSYNC: 314 if ( mdb->mi_dbenv_flags & MDB_NOSYNC ) 315 c->value_int = 1; 316 break; 317 318 case MDB_ENVFLAGS: 319 if ( mdb->mi_dbenv_flags ) { 320 mask_to_verbs( mdb_envflags, mdb->mi_dbenv_flags, &c->rvalue_vals ); 321 } 322 if ( !c->rvalue_vals ) rc = 1; 323 break; 324 325 case MDB_INDEX: 326 mdb_attr_index_unparse( mdb, &c->rvalue_vals ); 327 if ( !c->rvalue_vals ) rc = 1; 328 break; 329 330 case MDB_SSTACK: 331 c->value_int = mdb->mi_search_stack_depth; 332 break; 333 334 case MDB_MAXREADERS: 335 c->value_int = mdb->mi_readers; 336 break; 337 338 case MDB_MAXSIZE: 339 c->value_ulong = mdb->mi_mapsize; 340 break; 341 } 342 return rc; 343 } else if ( c->op == LDAP_MOD_DELETE ) { 344 rc = 0; 345 switch( c->type ) { 346 case MDB_MODE: 347 #if 0 348 /* FIXME: does it make any sense to change the mode, 349 * if we don't exec a chmod()? */ 350 mdb->bi_dbenv_mode = SLAPD_DEFAULT_DB_MODE; 351 break; 352 #endif 353 354 /* single-valued no-ops */ 355 case MDB_SSTACK: 356 case MDB_MAXREADERS: 357 case MDB_MAXSIZE: 358 break; 359 360 case MDB_CHKPT: 361 if ( mdb->mi_txn_cp_task ) { 362 struct re_s *re = mdb->mi_txn_cp_task; 363 mdb->mi_txn_cp_task = NULL; 364 ldap_pvt_thread_mutex_lock( &slapd_rq.rq_mutex ); 365 if ( ldap_pvt_runqueue_isrunning( &slapd_rq, re ) ) 366 ldap_pvt_runqueue_stoptask( &slapd_rq, re ); 367 ldap_pvt_runqueue_remove( &slapd_rq, re ); 368 ldap_pvt_thread_mutex_unlock( &slapd_rq.rq_mutex ); 369 } 370 mdb->mi_txn_cp = 0; 371 break; 372 case MDB_DIRECTORY: 373 mdb->mi_flags |= MDB_RE_OPEN; 374 ch_free( mdb->mi_dbenv_home ); 375 mdb->mi_dbenv_home = NULL; 376 c->cleanup = mdb_cf_cleanup; 377 ldap_pvt_thread_pool_purgekey( mdb->mi_dbenv ); 378 break; 379 case MDB_DBNOSYNC: 380 mdb_env_set_flags( mdb->mi_dbenv, MDB_NOSYNC, 0 ); 381 mdb->mi_dbenv_flags &= ~MDB_NOSYNC; 382 break; 383 384 case MDB_ENVFLAGS: 385 if ( c->valx == -1 ) { 386 int i; 387 for ( i=0; mdb_envflags[i].mask; i++) { 388 if ( mdb->mi_dbenv_flags & mdb_envflags[i].mask ) { 389 /* not all flags are runtime resettable */ 390 rc = mdb_env_set_flags( mdb->mi_dbenv, mdb_envflags[i].mask, 0 ); 391 if ( rc ) { 392 mdb->mi_flags |= MDB_RE_OPEN; 393 c->cleanup = mdb_cf_cleanup; 394 rc = 0; 395 } 396 mdb->mi_dbenv_flags ^= mdb_envflags[i].mask; 397 } 398 } 399 } else { 400 int i = verb_to_mask( c->line, mdb_envflags ); 401 if ( mdb_envflags[i].mask & mdb->mi_dbenv_flags ) { 402 rc = mdb_env_set_flags( mdb->mi_dbenv, mdb_envflags[i].mask, 0 ); 403 if ( rc ) { 404 mdb->mi_flags |= MDB_RE_OPEN; 405 c->cleanup = mdb_cf_cleanup; 406 rc = 0; 407 } 408 mdb->mi_dbenv_flags ^= mdb_envflags[i].mask; 409 } else { 410 /* unknown keyword */ 411 rc = 1; 412 } 413 } 414 break; 415 416 case MDB_INDEX: 417 if ( c->valx == -1 ) { 418 int i; 419 420 /* delete all (FIXME) */ 421 for ( i = 0; i < mdb->mi_nattrs; i++ ) { 422 mdb->mi_attrs[i]->ai_indexmask |= MDB_INDEX_DELETING; 423 } 424 mdb->mi_flags |= MDB_DEL_INDEX; 425 c->cleanup = mdb_cf_cleanup; 426 427 } else { 428 struct berval bv, def = BER_BVC("default"); 429 char *ptr; 430 431 for (ptr = c->line; !isspace( (unsigned char) *ptr ); ptr++); 432 433 bv.bv_val = c->line; 434 bv.bv_len = ptr - bv.bv_val; 435 if ( bvmatch( &bv, &def )) { 436 mdb->mi_defaultmask = 0; 437 438 } else { 439 int i; 440 char **attrs; 441 char sep; 442 443 sep = bv.bv_val[ bv.bv_len ]; 444 bv.bv_val[ bv.bv_len ] = '\0'; 445 attrs = ldap_str2charray( bv.bv_val, "," ); 446 447 for ( i = 0; attrs[ i ]; i++ ) { 448 AttributeDescription *ad = NULL; 449 const char *text; 450 AttrInfo *ai; 451 452 slap_str2ad( attrs[ i ], &ad, &text ); 453 /* if we got here... */ 454 assert( ad != NULL ); 455 456 ai = mdb_attr_mask( mdb, ad ); 457 /* if we got here... */ 458 assert( ai != NULL ); 459 460 ai->ai_indexmask |= MDB_INDEX_DELETING; 461 mdb->mi_flags |= MDB_DEL_INDEX; 462 c->cleanup = mdb_cf_cleanup; 463 } 464 465 bv.bv_val[ bv.bv_len ] = sep; 466 ldap_charray_free( attrs ); 467 } 468 } 469 break; 470 } 471 return rc; 472 } 473 474 switch( c->type ) { 475 case MDB_MODE: 476 if ( ASCII_DIGIT( c->argv[1][0] ) ) { 477 long mode; 478 char *next; 479 errno = 0; 480 mode = strtol( c->argv[1], &next, 0 ); 481 if ( errno != 0 || next == c->argv[1] || next[0] != '\0' ) { 482 fprintf( stderr, "%s: " 483 "unable to parse mode=\"%s\".\n", 484 c->log, c->argv[1] ); 485 return 1; 486 } 487 mdb->mi_dbenv_mode = mode; 488 489 } else { 490 char *m = c->argv[1]; 491 int who, what, mode = 0; 492 493 if ( strlen( m ) != STRLENOF("-rwxrwxrwx") ) { 494 return 1; 495 } 496 497 if ( m[0] != '-' ) { 498 return 1; 499 } 500 501 m++; 502 for ( who = 0; who < 3; who++ ) { 503 for ( what = 0; what < 3; what++, m++ ) { 504 if ( m[0] == '-' ) { 505 continue; 506 } else if ( m[0] != "rwx"[what] ) { 507 return 1; 508 } 509 mode += ((1 << (2 - what)) << 3*(2 - who)); 510 } 511 } 512 mdb->mi_dbenv_mode = mode; 513 } 514 break; 515 case MDB_CHKPT: { 516 long l; 517 mdb->mi_txn_cp = 1; 518 if ( lutil_atolx( &l, c->argv[1], 0 ) != 0 ) { 519 fprintf( stderr, "%s: " 520 "invalid kbyte \"%s\" in \"checkpoint\".\n", 521 c->log, c->argv[1] ); 522 return 1; 523 } 524 mdb->mi_txn_cp_kbyte = l; 525 if ( lutil_atolx( &l, c->argv[2], 0 ) != 0 ) { 526 fprintf( stderr, "%s: " 527 "invalid minutes \"%s\" in \"checkpoint\".\n", 528 c->log, c->argv[2] ); 529 return 1; 530 } 531 mdb->mi_txn_cp_min = l; 532 /* If we're in server mode and time-based checkpointing is enabled, 533 * submit a task to perform periodic checkpoints. 534 */ 535 if ((slapMode & SLAP_SERVER_MODE) && mdb->mi_txn_cp_min ) { 536 struct re_s *re = mdb->mi_txn_cp_task; 537 if ( re ) { 538 re->interval.tv_sec = mdb->mi_txn_cp_min * 60; 539 } else { 540 if ( c->be->be_suffix == NULL || BER_BVISNULL( &c->be->be_suffix[0] ) ) { 541 fprintf( stderr, "%s: " 542 "\"checkpoint\" must occur after \"suffix\".\n", 543 c->log ); 544 return 1; 545 } 546 ldap_pvt_thread_mutex_lock( &slapd_rq.rq_mutex ); 547 mdb->mi_txn_cp_task = ldap_pvt_runqueue_insert( &slapd_rq, 548 mdb->mi_txn_cp_min * 60, mdb_checkpoint, mdb, 549 LDAP_XSTRING(mdb_checkpoint), c->be->be_suffix[0].bv_val ); 550 ldap_pvt_thread_mutex_unlock( &slapd_rq.rq_mutex ); 551 } 552 } 553 } break; 554 555 case MDB_DIRECTORY: { 556 FILE *f; 557 char *ptr, *testpath; 558 int len; 559 560 len = strlen( c->value_string ); 561 testpath = ch_malloc( len + STRLENOF(LDAP_DIRSEP) + STRLENOF("DUMMY") + 1 ); 562 ptr = lutil_strcopy( testpath, c->value_string ); 563 *ptr++ = LDAP_DIRSEP[0]; 564 strcpy( ptr, "DUMMY" ); 565 f = fopen( testpath, "w" ); 566 if ( f ) { 567 fclose( f ); 568 unlink( testpath ); 569 } 570 ch_free( testpath ); 571 if ( !f ) { 572 snprintf( c->cr_msg, sizeof( c->cr_msg ), "%s: invalid path: %s", 573 c->log, strerror( errno )); 574 Debug( LDAP_DEBUG_ANY, "%s\n", c->cr_msg, 0, 0 ); 575 return -1; 576 } 577 578 if ( mdb->mi_dbenv_home ) 579 ch_free( mdb->mi_dbenv_home ); 580 mdb->mi_dbenv_home = c->value_string; 581 582 } 583 break; 584 585 case MDB_DBNOSYNC: 586 if ( c->value_int ) 587 mdb->mi_dbenv_flags |= MDB_NOSYNC; 588 else 589 mdb->mi_dbenv_flags ^= MDB_NOSYNC; 590 if ( mdb->mi_flags & MDB_IS_OPEN ) { 591 mdb_env_set_flags( mdb->mi_dbenv, MDB_NOSYNC, 592 c->value_int ); 593 } 594 break; 595 596 case MDB_ENVFLAGS: { 597 int i, j; 598 for ( i=1; i<c->argc; i++ ) { 599 j = verb_to_mask( c->argv[i], mdb_envflags ); 600 if ( mdb_envflags[j].mask ) { 601 if ( mdb->mi_flags & MDB_IS_OPEN ) 602 rc = mdb_env_set_flags( mdb->mi_dbenv, mdb_envflags[j].mask, 1 ); 603 else 604 rc = 0; 605 if ( rc ) { 606 mdb->mi_flags |= MDB_RE_OPEN; 607 c->cleanup = mdb_cf_cleanup; 608 rc = 0; 609 } 610 mdb->mi_dbenv_flags |= mdb_envflags[j].mask; 611 } else { 612 /* unknown keyword */ 613 rc = 1; 614 } 615 } 616 } 617 break; 618 619 case MDB_INDEX: 620 rc = mdb_attr_index_config( mdb, c->fname, c->lineno, 621 c->argc - 1, &c->argv[1], &c->reply); 622 623 if( rc != LDAP_SUCCESS ) return 1; 624 c->cleanup = mdb_cf_cleanup; 625 mdb->mi_flags |= MDB_OPEN_INDEX; 626 if (( mdb->mi_flags & MDB_IS_OPEN ) && !mdb->mi_index_task ) { 627 /* Start the task as soon as we finish here. Set a long 628 * interval (10 hours) so that it only gets scheduled once. 629 */ 630 if ( c->be->be_suffix == NULL || BER_BVISNULL( &c->be->be_suffix[0] ) ) { 631 fprintf( stderr, "%s: " 632 "\"index\" must occur after \"suffix\".\n", 633 c->log ); 634 return 1; 635 } 636 ldap_pvt_thread_mutex_lock( &slapd_rq.rq_mutex ); 637 mdb->mi_index_task = ldap_pvt_runqueue_insert( &slapd_rq, 36000, 638 mdb_online_index, c->be, 639 LDAP_XSTRING(mdb_online_index), c->be->be_suffix[0].bv_val ); 640 ldap_pvt_thread_mutex_unlock( &slapd_rq.rq_mutex ); 641 } 642 break; 643 644 case MDB_SSTACK: 645 if ( c->value_int < MINIMUM_SEARCH_STACK_DEPTH ) { 646 fprintf( stderr, 647 "%s: depth %d too small, using %d\n", 648 c->log, c->value_int, MINIMUM_SEARCH_STACK_DEPTH ); 649 c->value_int = MINIMUM_SEARCH_STACK_DEPTH; 650 } 651 mdb->mi_search_stack_depth = c->value_int; 652 break; 653 654 case MDB_MAXREADERS: 655 mdb->mi_readers = c->value_int; 656 if ( mdb->mi_flags & MDB_IS_OPEN ) { 657 mdb->mi_flags |= MDB_RE_OPEN; 658 c->cleanup = mdb_cf_cleanup; 659 } 660 break; 661 662 case MDB_MAXSIZE: 663 mdb->mi_mapsize = c->value_ulong; 664 if ( mdb->mi_flags & MDB_IS_OPEN ) { 665 mdb->mi_flags |= MDB_RE_OPEN; 666 c->cleanup = mdb_cf_cleanup; 667 } 668 break; 669 670 } 671 return 0; 672 } 673 674 int mdb_back_init_cf( BackendInfo *bi ) 675 { 676 int rc; 677 bi->bi_cf_ocs = mdbocs; 678 679 rc = config_register_schema( mdbcfg, mdbocs ); 680 if ( rc ) return rc; 681 return 0; 682 } 683