X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=servers%2Fslapd%2Fback-bdb%2Fmodify.c;h=76380e9f5f1715879b24d59dc3011f4212db4bc5;hb=e0f0a40497b37729af6c6b5b5e8795629cbac865;hp=bc50253073c24f89dcbab5b214b438b081886910;hpb=0d5fe062e2dce58d3728008020bfbf114aea4309;p=openldap diff --git a/servers/slapd/back-bdb/modify.c b/servers/slapd/back-bdb/modify.c index bc50253073..76380e9f5f 100644 --- a/servers/slapd/back-bdb/modify.c +++ b/servers/slapd/back-bdb/modify.c @@ -1,7 +1,7 @@ /* modify.c - bdb backend modify routine */ /* $OpenLDAP$ */ /* - * Copyright 1998-2002 The OpenLDAP Foundation, All Rights Reserved. + * Copyright 1998-2003 The OpenLDAP Foundation, All Rights Reserved. * COPYING RESTRICTIONS APPLY, see COPYRIGHT file */ @@ -15,8 +15,6 @@ #include "external.h" int bdb_modify_internal( - BackendDB *be, - Connection *conn, Operation *op, DB_TXN *tid, Modifications *modlist, @@ -39,10 +37,11 @@ int bdb_modify_internal( e->e_id, e->e_dn, 0); #endif - if ( !acl_check_modlist( be, conn, op, e, modlist )) { + if ( !acl_check_modlist( op, e, modlist )) { return LDAP_INSUFFICIENT_ACCESS; } + /* save_attrs will be disposed of by bdb_cache_modify */ save_attrs = e->e_attrs; e->e_attrs = attrs_dup( e->e_attrs ); @@ -56,7 +55,8 @@ int bdb_modify_internal( #else Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: add\n", 0, 0, 0); #endif - err = modify_add_values( e, mod, text, textbuf, textlen ); + err = modify_add_values( e, mod, get_permissiveModify(op), + text, textbuf, textlen ); if( err != LDAP_SUCCESS ) { #ifdef NEW_LOGGING LDAP_LOG ( OPERATION, ERR, @@ -75,7 +75,8 @@ int bdb_modify_internal( #else Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: delete\n", 0, 0, 0); #endif - err = modify_delete_values( e, mod, text, textbuf, textlen ); + err = modify_delete_values( e, mod, get_permissiveModify(op), + text, textbuf, textlen ); assert( err != LDAP_TYPE_OR_VALUE_EXISTS ); if( err != LDAP_SUCCESS ) { #ifdef NEW_LOGGING @@ -95,7 +96,8 @@ int bdb_modify_internal( #else Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: replace\n", 0, 0, 0); #endif - err = modify_replace_values( e, mod, text, textbuf, textlen ); + err = modify_replace_values( e, mod, get_permissiveModify(op), + text, textbuf, textlen ); if( err != LDAP_SUCCESS ) { #ifdef NEW_LOGGING LDAP_LOG ( OPERATION, ERR, @@ -119,7 +121,11 @@ int bdb_modify_internal( */ mod->sm_op = LDAP_MOD_ADD; - err = modify_add_values( e, mod, text, textbuf, textlen ); + err = modify_add_values( e, mod, get_permissiveModify(op), + text, textbuf, textlen ); + + mod->sm_op = SLAP_MOD_SOFTADD; + if ( err == LDAP_TYPE_OR_VALUE_EXISTS ) { err = LDAP_SUCCESS; } @@ -166,9 +172,10 @@ int bdb_modify_internal( e->e_ocflags = 0; } - /* check if modified attribute was indexed */ - err = bdb_index_is_indexed( be, mod->sm_desc ); - if ( err == LDAP_SUCCESS ) { + /* check if modified attribute was indexed + * but not in case of NOOP... */ + err = bdb_index_is_indexed( op->o_bd, mod->sm_desc ); + if ( err == LDAP_SUCCESS && !op->o_noop ) { ap = attr_find( save_attrs, mod->sm_desc ); if ( ap ) ap->a_flags |= SLAP_ATTR_IXDEL; @@ -178,18 +185,24 @@ int bdb_modify_internal( } /* check that the entry still obeys the schema */ - rc = entry_schema_check( be, e, save_attrs, text, textbuf, textlen ); - if ( rc != LDAP_SUCCESS ) { + rc = entry_schema_check( op->o_bd, e, save_attrs, text, textbuf, textlen ); + if ( rc != LDAP_SUCCESS || op->o_noop ) { attrs_free( e->e_attrs ); e->e_attrs = save_attrs; + + if ( rc != LDAP_SUCCESS ) { #ifdef NEW_LOGGING - LDAP_LOG ( OPERATION, ERR, - "bdb_modify_internal: entry failed schema check %s\n", - *text, 0, 0 ); + LDAP_LOG ( OPERATION, ERR, "bdb_modify_internal: " + "entry failed schema check %s\n", + *text, 0, 0 ); #else - Debug( LDAP_DEBUG_ANY, "entry failed schema check: %s\n", - *text, 0, 0 ); + Debug( LDAP_DEBUG_ANY, + "entry failed schema check: %s\n", + *text, 0, 0 ); #endif + } + + /* if NOOP then silently revert to saved attrs */ return rc; } @@ -198,8 +211,9 @@ int bdb_modify_internal( /* start with deleting the old index entries */ for ( ap = save_attrs; ap != NULL; ap = ap->a_next ) { if ( ap->a_flags & SLAP_ATTR_IXDEL ) { - rc = bdb_index_values( be, tid, ap->a_desc, ap->a_vals, - e->e_id, SLAP_INDEX_DELETE_OP ); + rc = bdb_index_values( op, tid, ap->a_desc, + ap->a_nvals, + e->e_id, SLAP_INDEX_DELETE_OP ); if ( rc != LDAP_SUCCESS ) { attrs_free( e->e_attrs ); e->e_attrs = save_attrs; @@ -221,8 +235,9 @@ int bdb_modify_internal( /* add the new index entries */ for ( ap = e->e_attrs; ap != NULL; ap = ap->a_next ) { if (ap->a_flags & SLAP_ATTR_IXADD) { - rc = bdb_index_values( be, tid, ap->a_desc, ap->a_vals, - e->e_id, SLAP_INDEX_ADD_OP ); + rc = bdb_index_values( op, tid, ap->a_desc, + ap->a_nvals, + e->e_id, SLAP_INDEX_ADD_OP ); if ( rc != LDAP_SUCCESS ) { attrs_free( e->e_attrs ); e->e_attrs = save_attrs; @@ -246,41 +261,39 @@ int bdb_modify_internal( int -bdb_modify( - BackendDB *be, - Connection *conn, - Operation *op, - struct berval *dn, - struct berval *ndn, - Modifications *modlist ) +bdb_modify( Operation *op, SlapReply *rs ) { - struct bdb_info *bdb = (struct bdb_info *) be->be_private; - int rc; - Entry *matched = NULL; + struct bdb_info *bdb = (struct bdb_info *) op->o_bd->be_private; Entry *e = NULL; + EntryInfo *ei = NULL; int manageDSAit = get_manageDSAit( op ); - const char *text = NULL; char textbuf[SLAP_TEXT_BUFLEN]; size_t textlen = sizeof textbuf; - DB_TXN *ltid = NULL; + DB_TXN *ltid = NULL, *lt2; struct bdb_op_info opinfo; + Entry dummy; - u_int32_t locker; + u_int32_t locker = 0; DB_LOCK lock; int noop = 0; +#if defined(LDAP_CLIENT_UPDATE) || defined(LDAP_SYNC) + Operation* ps_list; + struct psid_entry *pm_list, *pm_prev; +#endif + #ifdef NEW_LOGGING - LDAP_LOG ( OPERATION, ENTRY, "bdb_modify: %s\n", dn->bv_val, 0, 0 ); + LDAP_LOG ( OPERATION, ENTRY, "bdb_modify: %s\n", op->o_req_dn.bv_val, 0, 0 ); #else - Debug( LDAP_DEBUG_ARGS, "bdb_modify: %s\n", dn->bv_val, 0, 0 ); + Debug( LDAP_DEBUG_ARGS, "bdb_modify: %s\n", op->o_req_dn.bv_val, 0, 0 ); #endif if( 0 ) { retry: /* transaction retry */ if( e != NULL ) { - bdb_cache_delete_entry(&bdb->bi_cache, e); bdb_unlocked_cache_return_entry_w(&bdb->bi_cache, e); + e = NULL; } #ifdef NEW_LOGGING LDAP_LOG ( OPERATION, DETAIL1, "bdb_modify: retrying...\n", 0, 0, 0 ); @@ -288,101 +301,115 @@ retry: /* transaction retry */ Debug(LDAP_DEBUG_TRACE, "bdb_modify: retrying...\n", 0, 0, 0); #endif - rc = TXN_ABORT( ltid ); + +#if defined(LDAP_CLIENT_UPDATE) || defined(LDAP_SYNC) + pm_list = LDAP_LIST_FIRST(&op->o_pm_list); + while ( pm_list != NULL ) { + LDAP_LIST_REMOVE ( pm_list, ps_link ); + pm_prev = pm_list; + pm_list = LDAP_LIST_NEXT ( pm_list, ps_link ); + ch_free( pm_prev ); + } +#endif + + rs->sr_err = TXN_ABORT( ltid ); ltid = NULL; op->o_private = NULL; - if( rc != 0 ) { - rc = LDAP_OTHER; - text = "internal error"; + op->o_do_not_cache = opinfo.boi_acl_cache; + if( rs->sr_err != 0 ) { + rs->sr_err = LDAP_OTHER; + rs->sr_text = "internal error"; goto return_results; } ldap_pvt_thread_yield(); } /* begin transaction */ - rc = TXN_BEGIN( bdb->bi_dbenv, NULL, <id, + rs->sr_err = TXN_BEGIN( bdb->bi_dbenv, NULL, <id, bdb->bi_db_opflags ); - text = NULL; - if( rc != 0 ) { + rs->sr_text = NULL; + if( rs->sr_err != 0 ) { #ifdef NEW_LOGGING LDAP_LOG ( OPERATION, DETAIL1, - "bdb_modify: txn_begin failed: %s (%d)\n", db_strerror(rc), rc, 0 ); + "bdb_modify: txn_begin failed: %s (%d)\n", db_strerror(rs->sr_err), rs->sr_err, 0 ); #else Debug( LDAP_DEBUG_TRACE, "bdb_modify: txn_begin failed: %s (%d)\n", - db_strerror(rc), rc, 0 ); + db_strerror(rs->sr_err), rs->sr_err, 0 ); #endif - rc = LDAP_OTHER; - text = "internal error"; + rs->sr_err = LDAP_OTHER; + rs->sr_text = "internal error"; goto return_results; } locker = TXN_ID ( ltid ); - opinfo.boi_bdb = be; + opinfo.boi_bdb = op->o_bd; opinfo.boi_txn = ltid; + opinfo.boi_locker = locker; opinfo.boi_err = 0; + opinfo.boi_acl_cache = op->o_do_not_cache; op->o_private = &opinfo; - /* get entry */ - rc = bdb_dn2entry_w( be, ltid, ndn, &e, &matched, 0, locker, &lock ); + /* get entry or ancestor */ + rs->sr_err = bdb_dn2entry( op->o_bd, ltid, &op->o_req_ndn, &ei, 1, + locker, &lock, op->o_tmpmemctx ); - if ( rc != 0 ) { + if ( rs->sr_err != 0 ) { #ifdef NEW_LOGGING LDAP_LOG ( OPERATION, DETAIL1, - "bdb_modify: dn2entry failed: (%d)\n", rc, 0, 0 ); + "bdb_modify: dn2entry failed: (%d)\n", rs->sr_err, 0, 0 ); #else Debug( LDAP_DEBUG_TRACE, "bdb_modify: dn2entry failed (%d)\n", - rc, 0, 0 ); + rs->sr_err, 0, 0 ); #endif - switch( rc ) { + switch( rs->sr_err ) { case DB_LOCK_DEADLOCK: case DB_LOCK_NOTGRANTED: goto retry; case DB_NOTFOUND: break; case LDAP_BUSY: - text = "ldap server busy"; + rs->sr_text = "ldap server busy"; goto return_results; default: - rc = LDAP_OTHER; + rs->sr_err = LDAP_OTHER; + rs->sr_text = "internal error"; + goto return_results; } - text = "internal error"; - goto return_results; } + e = ei->bei_e; /* acquire and lock entry */ - if ( e == NULL ) { - char* matched_dn = NULL; - BerVarray refs; - - if ( matched != NULL ) { - matched_dn = ch_strdup( matched->e_dn ); - refs = is_entry_referral( matched ) - ? get_entry_referrals( be, conn, op, matched ) + if ( rs->sr_err == DB_NOTFOUND ) { + if ( e != NULL ) { + rs->sr_matched = ch_strdup( e->e_dn ); + rs->sr_ref = is_entry_referral( e ) + ? get_entry_referrals( op, e ) : NULL; - bdb_unlocked_cache_return_entry_r (&bdb->bi_cache, matched); - matched = NULL; + bdb_unlocked_cache_return_entry_r (&bdb->bi_cache, e); + e = NULL; } else { - refs = referral_rewrite( default_referral, - NULL, dn, LDAP_SCOPE_DEFAULT ); + rs->sr_ref = referral_rewrite( default_referral, + NULL, &op->o_req_dn, LDAP_SCOPE_DEFAULT ); } - send_ldap_result( conn, op, rc = LDAP_REFERRAL, - matched_dn, NULL, refs, NULL ); + rs->sr_err = LDAP_REFERRAL; + send_ldap_result( op, rs ); - ber_bvarray_free( refs ); - free( matched_dn ); + ber_bvarray_free( rs->sr_ref ); + free( (char *)rs->sr_matched ); + rs->sr_ref = NULL; + rs->sr_matched = NULL; goto done; } if ( !manageDSAit && is_entry_referral( e ) ) { /* entry is a referral, don't allow modify */ - BerVarray refs = get_entry_referrals( be, - conn, op, e ); + rs->sr_ref = get_entry_referrals( op, e ); #ifdef NEW_LOGGING LDAP_LOG ( OPERATION, DETAIL1, "bdb_modify: entry is referral\n", 0, 0, 0 ); @@ -392,27 +419,59 @@ retry: /* transaction retry */ 0, 0, 0 ); #endif - send_ldap_result( conn, op, rc = LDAP_REFERRAL, - e->e_dn, NULL, refs, NULL ); + rs->sr_err = LDAP_REFERRAL; + rs->sr_matched = e->e_name.bv_val; + send_ldap_result( op, rs ); - ber_bvarray_free( refs ); + ber_bvarray_free( rs->sr_ref ); + rs->sr_ref = NULL; + rs->sr_matched = NULL; goto done; } + +#if defined(LDAP_CLIENT_UPDATE) || defined(LDAP_SYNC) + if ( rs->sr_err == LDAP_SUCCESS && !op->o_noop ) { + LDAP_LIST_FOREACH ( ps_list, &bdb->bi_psearch_list, o_ps_link ) { + bdb_psearch(op, rs, ps_list, e, LDAP_PSEARCH_BY_PREMODIFY ); + } + } +#endif + /* nested transaction */ + rs->sr_err = TXN_BEGIN( bdb->bi_dbenv, ltid, <2, + bdb->bi_db_opflags ); + rs->sr_text = NULL; + if( rs->sr_err != 0 ) { +#ifdef NEW_LOGGING + LDAP_LOG ( OPERATION, ERR, + "bdb_modify: txn_begin(2) failed: %s (%d)\n", db_strerror(rs->sr_err), rs->sr_err, 0 ); +#else + Debug( LDAP_DEBUG_TRACE, + "bdb_modify: txn_begin(2) failed: %s (%d)\n", + db_strerror(rs->sr_err), rs->sr_err, 0 ); +#endif + rs->sr_err = LDAP_OTHER; + rs->sr_text = "internal error"; + goto return_results; + } /* Modify the entry */ - rc = bdb_modify_internal( be, conn, op, ltid, modlist, e, - &text, textbuf, textlen ); + dummy = *e; + rs->sr_err = bdb_modify_internal( op, lt2, op->oq_modify.rs_modlist, + &dummy, &rs->sr_text, textbuf, textlen ); - if( rc != LDAP_SUCCESS ) { + if( rs->sr_err != LDAP_SUCCESS ) { #ifdef NEW_LOGGING LDAP_LOG ( OPERATION, ERR, - "bdb_modify: modify failed (%d)\n", rc, 0, 0 ); + "bdb_modify: modify failed (%d)\n", rs->sr_err, 0, 0 ); #else Debug( LDAP_DEBUG_TRACE, "bdb_modify: modify failed (%d)\n", - rc, 0, 0 ); + rs->sr_err, 0, 0 ); #endif - switch( rc ) { + if ( (rs->sr_err == LDAP_INSUFFICIENT_ACCESS) && opinfo.boi_err ) { + rs->sr_err = opinfo.boi_err; + } + switch( rs->sr_err ) { case DB_LOCK_DEADLOCK: case DB_LOCK_NOTGRANTED: goto retry; @@ -421,51 +480,57 @@ retry: /* transaction retry */ } /* change the entry itself */ - rc = bdb_id2entry_update( be, ltid, e ); - if ( rc != 0 ) { + rs->sr_err = bdb_id2entry_update( op->o_bd, lt2, &dummy ); + if ( rs->sr_err != 0 ) { #ifdef NEW_LOGGING LDAP_LOG ( OPERATION, ERR, - "bdb_modify: id2entry update failed (%d)\n", rc, 0, 0 ); + "bdb_modify: id2entry update failed (%d)\n", rs->sr_err, 0, 0 ); #else Debug( LDAP_DEBUG_TRACE, "bdb_modify: id2entry update failed (%d)\n", - rc, 0, 0 ); + rs->sr_err, 0, 0 ); #endif - switch( rc ) { + switch( rs->sr_err ) { case DB_LOCK_DEADLOCK: case DB_LOCK_NOTGRANTED: goto retry; } - text = "entry update failed"; + rs->sr_text = "entry update failed"; + goto return_results; + } + if ( TXN_COMMIT( lt2, 0 ) != 0 ) { + rs->sr_err = LDAP_OTHER; + rs->sr_text = "txn_commit(2) failed"; goto return_results; } if( op->o_noop ) { - if ( ( rc = TXN_ABORT( ltid ) ) != 0 ) { - text = "txn_abort (no-op) failed"; + if ( ( rs->sr_err = TXN_ABORT( ltid ) ) != 0 ) { + rs->sr_text = "txn_abort (no-op) failed"; } else { noop = 1; - rc = LDAP_SUCCESS; + rs->sr_err = LDAP_SUCCESS; } } else { - rc = TXN_COMMIT( ltid, 0 ); + bdb_cache_modify( e, dummy.e_attrs, bdb->bi_dbenv, locker, &lock ); + rs->sr_err = TXN_COMMIT( ltid, 0 ); } ltid = NULL; op->o_private = NULL; - if( rc != 0 ) { + if( rs->sr_err != 0 ) { #ifdef NEW_LOGGING LDAP_LOG ( OPERATION, ERR, "bdb_modify: txn_%s failed %s (%d)\n", - op->o_noop ? "abort (no_op)" : "commit", db_strerror(rc), rc ); + op->o_noop ? "abort (no_op)" : "commit", db_strerror(rs->sr_err), rs->sr_err ); #else Debug( LDAP_DEBUG_TRACE, "bdb_modify: txn_%s failed: %s (%d)\n", op->o_noop ? "abort (no-op)" : "commit", - db_strerror(rc), rc ); + db_strerror(rs->sr_err), rs->sr_err ); #endif - rc = LDAP_OTHER; - text = "commit failed"; + rs->sr_err = LDAP_OTHER; + rs->sr_text = "commit failed"; } else { #ifdef NEW_LOGGING @@ -478,15 +543,32 @@ retry: /* transaction retry */ op->o_noop ? " (no-op)" : "", e->e_id, e->e_dn ); #endif - rc = LDAP_SUCCESS; - text = NULL; + rs->sr_err = LDAP_SUCCESS; + rs->sr_text = NULL; } return_results: - send_ldap_result( conn, op, rc, - NULL, text, NULL, NULL ); + send_ldap_result( op, rs ); - if( rc == LDAP_SUCCESS && bdb->bi_txn_cp ) { +#if defined(LDAP_CLIENT_UPDATE) || defined(LDAP_SYNC) + if ( rs->sr_err == LDAP_SUCCESS && !op->o_noop ) { + /* Loop through in-scope entries for each psearch spec */ + LDAP_LIST_FOREACH ( ps_list, &bdb->bi_psearch_list, o_ps_link ) { + bdb_psearch( op, rs, ps_list, e, LDAP_PSEARCH_BY_MODIFY ); + } + pm_list = LDAP_LIST_FIRST(&op->o_pm_list); + while ( pm_list != NULL ) { + bdb_psearch(op, rs, pm_list->ps_op, + e, LDAP_PSEARCH_BY_SCOPEOUT); + LDAP_LIST_REMOVE ( pm_list, ps_link ); + pm_prev = pm_list; + pm_list = LDAP_LIST_NEXT ( pm_list, ps_link ); + ch_free( pm_prev ); + } + } +#endif + + if( rs->sr_err == LDAP_SUCCESS && bdb->bi_txn_cp ) { ldap_pvt_thread_yield(); TXN_CHECKPOINT( bdb->bi_dbenv, bdb->bi_txn_cp_kbyte, bdb->bi_txn_cp_min, 0 ); @@ -494,6 +576,15 @@ return_results: done: if( ltid != NULL ) { +#if defined(LDAP_CLIENT_UPDATE) || defined(LDAP_SYNC) + pm_list = LDAP_LIST_FIRST(&op->o_pm_list); + while ( pm_list != NULL ) { + LDAP_LIST_REMOVE ( pm_list, ps_link ); + pm_prev = pm_list; + pm_list = LDAP_LIST_NEXT ( pm_list, ps_link ); + ch_free( pm_prev ); + } +#endif TXN_ABORT( ltid ); op->o_private = NULL; } @@ -501,5 +592,5 @@ done: if( e != NULL ) { bdb_unlocked_cache_return_entry_w (&bdb->bi_cache, e); } - return ( ( rc == LDAP_SUCCESS ) ? noop : rc ); + return ( ( rs->sr_err == LDAP_SUCCESS ) ? noop : rs->sr_err ); }