static int bdb_tool_next_id( Operation *op, DB_TXN *tid, Entry *e, struct berval *text, int hole ) { struct berval dn = e->e_name; struct berval ndn = e->e_nname; struct berval pdn, npdn; EntryInfo *ei = NULL, eidummy; int rc; if (ndn.bv_len == 0) { e->e_id = 0; return 0; } rc = bdb_cache_find_ndn( op, tid, &ndn, &ei ); if ( ei ) bdb_cache_entryinfo_unlock( ei ); if ( rc == DB_NOTFOUND ) { if ( !be_issuffix( op->o_bd, &ndn ) ) { ID eid = e->e_id; dnParent( &dn, &pdn ); dnParent( &ndn, &npdn ); e->e_name = pdn; e->e_nname = npdn; rc = bdb_tool_next_id( op, tid, e, text, 1 ); e->e_name = dn; e->e_nname = ndn; if ( rc ) { return rc; } /* If parent didn't exist, it was created just now * and its ID is now in e->e_id. Make sure the current * entry gets added under the new parent ID. */ if ( eid != e->e_id ) { eidummy.bei_id = e->e_id; ei = &eidummy; } } rc = bdb_next_id( op->o_bd, &e->e_id ); if ( rc ) { snprintf( text->bv_val, text->bv_len, "next_id failed: %s (%d)", db_strerror(rc), rc ); Debug( LDAP_DEBUG_ANY, "=> bdb_tool_next_id: %s\n", text->bv_val, 0, 0 ); return rc; } rc = bdb_dn2id_add( op, tid, ei, e ); if ( rc ) { snprintf( text->bv_val, text->bv_len, "dn2id_add failed: %s (%d)", db_strerror(rc), rc ); Debug( LDAP_DEBUG_ANY, "=> bdb_tool_next_id: %s\n", text->bv_val, 0, 0 ); } else if ( hole ) { if ( nholes == nhmax - 1 ) { if ( holes == hbuf ) { holes = ch_malloc( nhmax * sizeof(dn_id) * 2 ); AC_MEMCPY( holes, hbuf, sizeof(hbuf) ); } else { holes = ch_realloc( holes, nhmax * sizeof(dn_id) * 2 ); } nhmax *= 2; } ber_dupbv( &holes[nholes].dn, &ndn ); holes[nholes++].id = e->e_id; } } else if ( !hole ) { unsigned i, j; e->e_id = ei->bei_id; for ( i=0; i<nholes; i++) { if ( holes[i].id == e->e_id ) { free(holes[i].dn.bv_val); for (j=i;j<nholes;j++) holes[j] = holes[j+1]; holes[j].id = 0; nholes--; break; } else if ( holes[i].id > e->e_id ) { break; } } } return rc; }
int bdb_add(Operation *op, SlapReply *rs ) { struct bdb_info *bdb = (struct bdb_info *) op->o_bd->be_private; struct berval pdn; Entry *p = NULL, *oe = op->ora_e; EntryInfo *ei; char textbuf[SLAP_TEXT_BUFLEN]; size_t textlen = sizeof textbuf; AttributeDescription *children = slap_schema.si_ad_children; AttributeDescription *entry = slap_schema.si_ad_entry; DB_TXN *ltid = NULL, *lt2; ID eid = NOID; struct bdb_op_info opinfo = {{{ 0 }}}; int subentry; DB_LOCK lock; int num_retries = 0; int success; LDAPControl **postread_ctrl = NULL; LDAPControl *ctrls[SLAP_MAX_RESPONSE_CONTROLS]; int num_ctrls = 0; #ifdef LDAP_X_TXN int settle = 0; #endif Debug(LDAP_DEBUG_ARGS, "==> " LDAP_XSTRING(bdb_add) ": %s\n", op->ora_e->e_name.bv_val, 0, 0); #ifdef LDAP_X_TXN if( op->o_txnSpec ) { /* acquire connection lock */ ldap_pvt_thread_mutex_lock( &op->o_conn->c_mutex ); if( op->o_conn->c_txn == CONN_TXN_INACTIVE ) { rs->sr_text = "invalid transaction identifier"; rs->sr_err = LDAP_X_TXN_ID_INVALID; goto txnReturn; } else if( op->o_conn->c_txn == CONN_TXN_SETTLE ) { settle=1; goto txnReturn; } if( op->o_conn->c_txn_backend == NULL ) { op->o_conn->c_txn_backend = op->o_bd; } else if( op->o_conn->c_txn_backend != op->o_bd ) { rs->sr_text = "transaction cannot span multiple database contexts"; rs->sr_err = LDAP_AFFECTS_MULTIPLE_DSAS; goto txnReturn; } /* insert operation into transaction */ rs->sr_text = "transaction specified"; rs->sr_err = LDAP_X_TXN_SPECIFY_OKAY; txnReturn: /* release connection lock */ ldap_pvt_thread_mutex_unlock( &op->o_conn->c_mutex ); if( !settle ) { send_ldap_result( op, rs ); return rs->sr_err; } } #endif ctrls[num_ctrls] = 0; /* check entry's schema */ rs->sr_err = entry_schema_check( op, op->ora_e, NULL, get_relax(op), 1, NULL, &rs->sr_text, textbuf, textlen ); if ( rs->sr_err != LDAP_SUCCESS ) { Debug( LDAP_DEBUG_TRACE, LDAP_XSTRING(bdb_add) ": entry failed schema check: " "%s (%d)\n", rs->sr_text, rs->sr_err, 0 ); goto return_results; } /* add opattrs to shadow as well, only missing attrs will actually * be added; helps compatibility with older OL versions */ rs->sr_err = slap_add_opattrs( op, &rs->sr_text, textbuf, textlen, 1 ); if ( rs->sr_err != LDAP_SUCCESS ) { Debug( LDAP_DEBUG_TRACE, LDAP_XSTRING(bdb_add) ": entry failed op attrs add: " "%s (%d)\n", rs->sr_text, rs->sr_err, 0 ); goto return_results; } if ( get_assert( op ) && ( test_filter( op, op->ora_e, get_assertion( op )) != LDAP_COMPARE_TRUE )) { rs->sr_err = LDAP_ASSERTION_FAILED; goto return_results; } subentry = is_entry_subentry( op->ora_e ); if( 0 ) { retry: /* transaction retry */ if( p ) { /* free parent and reader lock */ if ( p != (Entry *)&slap_entry_root ) { bdb_unlocked_cache_return_entry_r( bdb, p ); } p = NULL; } rs->sr_err = TXN_ABORT( ltid ); ltid = NULL; LDAP_SLIST_REMOVE( &op->o_extra, &opinfo.boi_oe, OpExtra, oe_next ); opinfo.boi_oe.oe_key = NULL; 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; } if ( op->o_abandon ) { rs->sr_err = SLAPD_ABANDON; goto return_results; } bdb_trans_backoff( ++num_retries ); } /* begin transaction */ rs->sr_err = TXN_BEGIN( bdb->bi_dbenv, NULL, <id, bdb->bi_db_opflags ); rs->sr_text = NULL; if( rs->sr_err != 0 ) { Debug( LDAP_DEBUG_TRACE, LDAP_XSTRING(bdb_add) ": txn_begin failed: %s (%d)\n", db_strerror(rs->sr_err), rs->sr_err, 0 ); rs->sr_err = LDAP_OTHER; rs->sr_text = "internal error"; goto return_results; } Debug( LDAP_DEBUG_TRACE, LDAP_XSTRING(bdb_add) ": txn1 id: %x\n", ltid->id(ltid), 0, 0 ); opinfo.boi_oe.oe_key = bdb; opinfo.boi_txn = ltid; opinfo.boi_err = 0; opinfo.boi_acl_cache = op->o_do_not_cache; LDAP_SLIST_INSERT_HEAD( &op->o_extra, &opinfo.boi_oe, oe_next ); /* * Get the parent dn and see if the corresponding entry exists. */ if ( be_issuffix( op->o_bd, &op->ora_e->e_nname ) ) { pdn = slap_empty_bv; } else { dnParent( &op->ora_e->e_nname, &pdn ); } /* get entry or parent */ rs->sr_err = bdb_dn2entry( op, ltid, &op->ora_e->e_nname, &ei, 1, &lock ); switch( rs->sr_err ) { case 0: rs->sr_err = LDAP_ALREADY_EXISTS; goto return_results; case DB_NOTFOUND: break; case DB_LOCK_DEADLOCK: case DB_LOCK_NOTGRANTED: goto retry; case LDAP_BUSY: rs->sr_text = "ldap server busy"; goto return_results; default: rs->sr_err = LDAP_OTHER; rs->sr_text = "internal error"; goto return_results; } p = ei->bei_e; if ( !p ) p = (Entry *)&slap_entry_root; if ( !bvmatch( &pdn, &p->e_nname ) ) { rs->sr_matched = ber_strdup_x( p->e_name.bv_val, op->o_tmpmemctx ); rs->sr_ref = is_entry_referral( p ) ? get_entry_referrals( op, p ) : NULL; if ( p != (Entry *)&slap_entry_root ) bdb_unlocked_cache_return_entry_r( bdb, p ); p = NULL; Debug( LDAP_DEBUG_TRACE, LDAP_XSTRING(bdb_add) ": parent " "does not exist\n", 0, 0, 0 ); rs->sr_err = LDAP_REFERRAL; rs->sr_flags = REP_MATCHED_MUSTBEFREED | REP_REF_MUSTBEFREED; goto return_results; } rs->sr_err = access_allowed( op, p, children, NULL, ACL_WADD, NULL ); if ( ! rs->sr_err ) { switch( opinfo.boi_err ) { case DB_LOCK_DEADLOCK: case DB_LOCK_NOTGRANTED: goto retry; } if ( p != (Entry *)&slap_entry_root ) bdb_unlocked_cache_return_entry_r( bdb, p ); p = NULL; Debug( LDAP_DEBUG_TRACE, LDAP_XSTRING(bdb_add) ": no write access to parent\n", 0, 0, 0 ); rs->sr_err = LDAP_INSUFFICIENT_ACCESS; rs->sr_text = "no write access to parent"; goto return_results;; } if ( p != (Entry *)&slap_entry_root ) { if ( is_entry_subentry( p ) ) { bdb_unlocked_cache_return_entry_r( bdb, p ); p = NULL; /* parent is a subentry, don't allow add */ Debug( LDAP_DEBUG_TRACE, LDAP_XSTRING(bdb_add) ": parent is subentry\n", 0, 0, 0 ); rs->sr_err = LDAP_OBJECT_CLASS_VIOLATION; rs->sr_text = "parent is a subentry"; goto return_results;; } if ( is_entry_alias( p ) ) { bdb_unlocked_cache_return_entry_r( bdb, p ); p = NULL; /* parent is an alias, don't allow add */ Debug( LDAP_DEBUG_TRACE, LDAP_XSTRING(bdb_add) ": parent is alias\n", 0, 0, 0 ); rs->sr_err = LDAP_ALIAS_PROBLEM; rs->sr_text = "parent is an alias"; goto return_results;; } if ( is_entry_referral( p ) ) { /* parent is a referral, don't allow add */ rs->sr_matched = ber_strdup_x( p->e_name.bv_val, op->o_tmpmemctx ); rs->sr_ref = get_entry_referrals( op, p ); bdb_unlocked_cache_return_entry_r( bdb, p ); p = NULL; Debug( LDAP_DEBUG_TRACE, LDAP_XSTRING(bdb_add) ": parent is referral\n", 0, 0, 0 ); rs->sr_err = LDAP_REFERRAL; rs->sr_flags = REP_MATCHED_MUSTBEFREED | REP_REF_MUSTBEFREED; goto return_results; } } if ( subentry ) { /* FIXME: */ /* parent must be an administrative point of the required kind */ } /* free parent and reader lock */ if ( p != (Entry *)&slap_entry_root ) { if ( p->e_nname.bv_len ) { struct berval ppdn; /* ITS#5326: use parent's DN if differs from provided one */ dnParent( &op->ora_e->e_name, &ppdn ); if ( !dn_match( &p->e_name, &ppdn ) ) { struct berval rdn; struct berval newdn; dnRdn( &op->ora_e->e_name, &rdn ); build_new_dn( &newdn, &p->e_name, &rdn, NULL ); if ( op->ora_e->e_name.bv_val != op->o_req_dn.bv_val ) ber_memfree( op->ora_e->e_name.bv_val ); op->ora_e->e_name = newdn; /* FIXME: should check whether * dnNormalize(newdn) == e->e_nname ... */ } } bdb_unlocked_cache_return_entry_r( bdb, p ); } p = NULL; rs->sr_err = access_allowed( op, op->ora_e, entry, NULL, ACL_WADD, NULL ); if ( ! rs->sr_err ) { switch( opinfo.boi_err ) { case DB_LOCK_DEADLOCK: case DB_LOCK_NOTGRANTED: goto retry; } Debug( LDAP_DEBUG_TRACE, LDAP_XSTRING(bdb_add) ": no write access to entry\n", 0, 0, 0 ); rs->sr_err = LDAP_INSUFFICIENT_ACCESS; rs->sr_text = "no write access to entry"; goto return_results;; } /* * Check ACL for attribute write access */ if (!acl_check_modlist(op, oe, op->ora_modlist)) { switch( opinfo.boi_err ) { case DB_LOCK_DEADLOCK: case DB_LOCK_NOTGRANTED: goto retry; } Debug( LDAP_DEBUG_TRACE, LDAP_XSTRING(bdb_add) ": no write access to attribute\n", 0, 0, 0 ); rs->sr_err = LDAP_INSUFFICIENT_ACCESS; rs->sr_text = "no write access to attribute"; goto return_results;; } if ( eid == NOID ) { rs->sr_err = bdb_next_id( op->o_bd, &eid ); if( rs->sr_err != 0 ) { Debug( LDAP_DEBUG_TRACE, LDAP_XSTRING(bdb_add) ": next_id failed (%d)\n", rs->sr_err, 0, 0 ); rs->sr_err = LDAP_OTHER; rs->sr_text = "internal error"; goto return_results; } op->ora_e->e_id = eid; } /* 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 ) { Debug( LDAP_DEBUG_TRACE, LDAP_XSTRING(bdb_add) ": txn_begin(2) failed: " "%s (%d)\n", db_strerror(rs->sr_err), rs->sr_err, 0 ); rs->sr_err = LDAP_OTHER; rs->sr_text = "internal error"; goto return_results; } Debug( LDAP_DEBUG_TRACE, LDAP_XSTRING(bdb_add) ": txn2 id: %x\n", lt2->id(lt2), 0, 0 ); /* dn2id index */ rs->sr_err = bdb_dn2id_add( op, lt2, ei, op->ora_e ); if ( rs->sr_err != 0 ) { Debug( LDAP_DEBUG_TRACE, LDAP_XSTRING(bdb_add) ": dn2id_add failed: %s (%d)\n", db_strerror(rs->sr_err), rs->sr_err, 0 ); switch( rs->sr_err ) { case DB_LOCK_DEADLOCK: case DB_LOCK_NOTGRANTED: goto retry; case DB_KEYEXIST: rs->sr_err = LDAP_ALREADY_EXISTS; break; default: rs->sr_err = LDAP_OTHER; } goto return_results; } /* attribute indexes */ rs->sr_err = bdb_index_entry_add( op, lt2, op->ora_e ); if ( rs->sr_err != LDAP_SUCCESS ) { Debug( LDAP_DEBUG_TRACE, LDAP_XSTRING(bdb_add) ": index_entry_add failed\n", 0, 0, 0 ); switch( rs->sr_err ) { case DB_LOCK_DEADLOCK: case DB_LOCK_NOTGRANTED: goto retry; default: rs->sr_err = LDAP_OTHER; } rs->sr_text = "index generation failed"; goto return_results; } /* id2entry index */ rs->sr_err = bdb_id2entry_add( op->o_bd, lt2, op->ora_e ); if ( rs->sr_err != 0 ) { Debug( LDAP_DEBUG_TRACE, LDAP_XSTRING(bdb_add) ": id2entry_add failed\n", 0, 0, 0 ); switch( rs->sr_err ) { case DB_LOCK_DEADLOCK: case DB_LOCK_NOTGRANTED: goto retry; default: rs->sr_err = LDAP_OTHER; } rs->sr_text = "entry store 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; } /* post-read */ if( op->o_postread ) { if( postread_ctrl == NULL ) { postread_ctrl = &ctrls[num_ctrls++]; ctrls[num_ctrls] = NULL; } if ( slap_read_controls( op, rs, op->ora_e, &slap_post_read_bv, postread_ctrl ) ) { Debug( LDAP_DEBUG_TRACE, "<=- " LDAP_XSTRING(bdb_add) ": post-read " "failed!\n", 0, 0, 0 ); if ( op->o_postread & SLAP_CONTROL_CRITICAL ) { /* FIXME: is it correct to abort * operation if control fails? */ goto return_results; } } } if ( op->o_noop ) { if (( rs->sr_err=TXN_ABORT( ltid )) != 0 ) { rs->sr_text = "txn_abort (no-op) failed"; } else { rs->sr_err = LDAP_X_NO_OPERATION; ltid = NULL; goto return_results; } } else { struct berval nrdn; /* pick the RDN if not suffix; otherwise pick the entire DN */ if (pdn.bv_len) { nrdn.bv_val = op->ora_e->e_nname.bv_val; nrdn.bv_len = pdn.bv_val - op->ora_e->e_nname.bv_val - 1; } else { nrdn = op->ora_e->e_nname; } bdb_cache_add( bdb, ei, op->ora_e, &nrdn, ltid, &lock ); if(( rs->sr_err=TXN_COMMIT( ltid, 0 )) != 0 ) { rs->sr_text = "txn_commit failed"; } else { rs->sr_err = LDAP_SUCCESS; } } ltid = NULL; LDAP_SLIST_REMOVE( &op->o_extra, &opinfo.boi_oe, OpExtra, oe_next ); opinfo.boi_oe.oe_key = NULL; if ( rs->sr_err != LDAP_SUCCESS ) { Debug( LDAP_DEBUG_TRACE, LDAP_XSTRING(bdb_add) ": %s : %s (%d)\n", rs->sr_text, db_strerror(rs->sr_err), rs->sr_err ); rs->sr_err = LDAP_OTHER; goto return_results; } Debug(LDAP_DEBUG_TRACE, LDAP_XSTRING(bdb_add) ": added%s id=%08lx dn=\"%s\"\n", op->o_noop ? " (no-op)" : "", op->ora_e->e_id, op->ora_e->e_dn ); rs->sr_text = NULL; if( num_ctrls ) rs->sr_ctrls = ctrls; return_results: success = rs->sr_err; send_ldap_result( op, rs ); if( ltid != NULL ) { TXN_ABORT( ltid ); } if ( opinfo.boi_oe.oe_key ) { LDAP_SLIST_REMOVE( &op->o_extra, &opinfo.boi_oe, OpExtra, oe_next ); } if( success == LDAP_SUCCESS ) { /* We own the entry now, and it can be purged at will * Check to make sure it's the same entry we entered with. * Possibly a callback may have mucked with it, although * in general callbacks should treat the entry as read-only. */ bdb_cache_deref( oe->e_private ); if ( op->ora_e == oe ) op->ora_e = NULL; if ( bdb->bi_txn_cp_kbyte ) { TXN_CHECKPOINT( bdb->bi_dbenv, bdb->bi_txn_cp_kbyte, bdb->bi_txn_cp_min, 0 ); } } slap_graduate_commit_csn( op ); if( postread_ctrl != NULL && (*postread_ctrl) != NULL ) { slap_sl_free( (*postread_ctrl)->ldctl_value.bv_val, op->o_tmpmemctx ); slap_sl_free( *postread_ctrl, op->o_tmpmemctx ); } return rs->sr_err; }
int bdb_modrdn( Operation *op, SlapReply *rs ) { struct bdb_info *bdb = (struct bdb_info *) op->o_bd->be_private; AttributeDescription *children = slap_schema.si_ad_children; AttributeDescription *entry = slap_schema.si_ad_entry; struct berval p_dn, p_ndn; struct berval new_dn = {0, NULL}, new_ndn = {0, NULL}; Entry *e = NULL; Entry *p = NULL; EntryInfo *ei = NULL, *eip = NULL, *nei = NULL, *neip = NULL; /* LDAP v2 supporting correct attribute handling. */ char textbuf[SLAP_TEXT_BUFLEN]; size_t textlen = sizeof textbuf; DB_TXN *ltid = NULL, *lt2; struct bdb_op_info opinfo = {{{ 0 }}}; Entry dummy = {0}; Entry *np = NULL; /* newSuperior Entry */ struct berval *np_dn = NULL; /* newSuperior dn */ struct berval *np_ndn = NULL; /* newSuperior ndn */ struct berval *new_parent_dn = NULL; /* np_dn, p_dn, or NULL */ int manageDSAit = get_manageDSAit( op ); DB_LOCK lock, plock, nplock; int num_retries = 0; LDAPControl **preread_ctrl = NULL; LDAPControl **postread_ctrl = NULL; LDAPControl *ctrls[SLAP_MAX_RESPONSE_CONTROLS]; int num_ctrls = 0; int rc; int parent_is_glue = 0; int parent_is_leaf = 0; #ifdef LDAP_X_TXN int settle = 0; #endif Debug( LDAP_DEBUG_TRACE, "==>" LDAP_XSTRING(bdb_modrdn) "(%s,%s,%s)\n", op->o_req_dn.bv_val,op->oq_modrdn.rs_newrdn.bv_val, op->oq_modrdn.rs_newSup ? op->oq_modrdn.rs_newSup->bv_val : "NULL" ); #ifdef LDAP_X_TXN if( op->o_txnSpec ) { /* acquire connection lock */ ldap_pvt_thread_mutex_lock( &op->o_conn->c_mutex ); if( op->o_conn->c_txn == CONN_TXN_INACTIVE ) { rs->sr_text = "invalid transaction identifier"; rs->sr_err = LDAP_X_TXN_ID_INVALID; goto txnReturn; } else if( op->o_conn->c_txn == CONN_TXN_SETTLE ) { settle=1; goto txnReturn; } if( op->o_conn->c_txn_backend == NULL ) { op->o_conn->c_txn_backend = op->o_bd; } else if( op->o_conn->c_txn_backend != op->o_bd ) { rs->sr_text = "transaction cannot span multiple database contexts"; rs->sr_err = LDAP_AFFECTS_MULTIPLE_DSAS; goto txnReturn; } /* insert operation into transaction */ rs->sr_text = "transaction specified"; rs->sr_err = LDAP_X_TXN_SPECIFY_OKAY; txnReturn: /* release connection lock */ ldap_pvt_thread_mutex_unlock( &op->o_conn->c_mutex ); if( !settle ) { send_ldap_result( op, rs ); return rs->sr_err; } } #endif ctrls[num_ctrls] = NULL; slap_mods_opattrs( op, &op->orr_modlist, 1 ); if( 0 ) { retry: /* transaction retry */ if ( dummy.e_attrs ) { attrs_free( dummy.e_attrs ); dummy.e_attrs = NULL; } if (e != NULL) { bdb_unlocked_cache_return_entry_w(&bdb->bi_cache, e); e = NULL; } if (p != NULL) { bdb_unlocked_cache_return_entry_r(&bdb->bi_cache, p); p = NULL; } if (np != NULL) { bdb_unlocked_cache_return_entry_r(&bdb->bi_cache, np); np = NULL; } Debug( LDAP_DEBUG_TRACE, "==>" LDAP_XSTRING(bdb_modrdn) ": retrying...\n", 0, 0, 0 ); rs->sr_err = TXN_ABORT( ltid ); ltid = NULL; LDAP_SLIST_REMOVE( &op->o_extra, &opinfo.boi_oe, OpExtra, oe_next ); opinfo.boi_oe.oe_key = NULL; 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; } if ( op->o_abandon ) { rs->sr_err = SLAPD_ABANDON; goto return_results; } parent_is_glue = 0; parent_is_leaf = 0; bdb_trans_backoff( ++num_retries ); } /* begin transaction */ rs->sr_err = TXN_BEGIN( bdb->bi_dbenv, NULL, <id, bdb->bi_db_opflags ); rs->sr_text = NULL; if( rs->sr_err != 0 ) { Debug( LDAP_DEBUG_TRACE, LDAP_XSTRING(bdb_modrdn) ": txn_begin failed: " "%s (%d)\n", db_strerror(rs->sr_err), rs->sr_err, 0 ); rs->sr_err = LDAP_OTHER; rs->sr_text = "internal error"; goto return_results; } Debug( LDAP_DEBUG_TRACE, LDAP_XSTRING(bdb_modrdn) ": txn1 id: %x\n", ltid->id(ltid), 0, 0 ); opinfo.boi_oe.oe_key = bdb; opinfo.boi_txn = ltid; opinfo.boi_err = 0; opinfo.boi_acl_cache = op->o_do_not_cache; LDAP_SLIST_INSERT_HEAD( &op->o_extra, &opinfo.boi_oe, oe_next ); /* get entry */ rs->sr_err = bdb_dn2entry( op, ltid, &op->o_req_ndn, &ei, 1, &lock ); switch( rs->sr_err ) { case 0: case DB_NOTFOUND: break; case DB_LOCK_DEADLOCK: case DB_LOCK_NOTGRANTED: goto retry; case LDAP_BUSY: rs->sr_text = "ldap server busy"; goto return_results; default: rs->sr_err = LDAP_OTHER; rs->sr_text = "internal error"; goto return_results; } e = ei->bei_e; /* FIXME: dn2entry() should return non-glue entry */ if (( rs->sr_err == DB_NOTFOUND ) || ( !manageDSAit && e && is_entry_glue( e ))) { 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, e); e = NULL; } else { rs->sr_ref = referral_rewrite( default_referral, NULL, &op->o_req_dn, LDAP_SCOPE_DEFAULT ); } rs->sr_err = LDAP_REFERRAL; send_ldap_result( op, rs ); ber_bvarray_free( rs->sr_ref ); free( (char *)rs->sr_matched ); rs->sr_ref = NULL; rs->sr_matched = NULL; goto done; } if ( get_assert( op ) && ( test_filter( op, e, get_assertion( op )) != LDAP_COMPARE_TRUE )) { rs->sr_err = LDAP_ASSERTION_FAILED; goto return_results; } /* check write on old entry */ rs->sr_err = access_allowed( op, e, entry, NULL, ACL_WRITE, NULL ); if ( ! rs->sr_err ) { switch( opinfo.boi_err ) { case DB_LOCK_DEADLOCK: case DB_LOCK_NOTGRANTED: goto retry; } Debug( LDAP_DEBUG_TRACE, "no access to entry\n", 0, 0, 0 ); rs->sr_text = "no write access to old entry"; rs->sr_err = LDAP_INSUFFICIENT_ACCESS; goto return_results; } #ifndef BDB_HIER rs->sr_err = bdb_cache_children( op, ltid, e ); if ( rs->sr_err != DB_NOTFOUND ) { switch( rs->sr_err ) { case DB_LOCK_DEADLOCK: case DB_LOCK_NOTGRANTED: goto retry; case 0: Debug(LDAP_DEBUG_ARGS, "<=- " LDAP_XSTRING(bdb_modrdn) ": non-leaf %s\n", op->o_req_dn.bv_val, 0, 0); rs->sr_err = LDAP_NOT_ALLOWED_ON_NONLEAF; rs->sr_text = "subtree rename not supported"; break; default: Debug(LDAP_DEBUG_ARGS, "<=- " LDAP_XSTRING(bdb_modrdn) ": has_children failed: %s (%d)\n", db_strerror(rs->sr_err), rs->sr_err, 0 ); rs->sr_err = LDAP_OTHER; rs->sr_text = "internal error"; } goto return_results; } ei->bei_state |= CACHE_ENTRY_NO_KIDS; #endif if (!manageDSAit && is_entry_referral( e ) ) { /* parent is a referral, don't allow add */ rs->sr_ref = get_entry_referrals( op, e ); Debug( LDAP_DEBUG_TRACE, LDAP_XSTRING(bdb_modrdn) ": entry %s is referral\n", e->e_dn, 0, 0 ); rs->sr_err = LDAP_REFERRAL, rs->sr_matched = e->e_name.bv_val; send_ldap_result( op, rs ); ber_bvarray_free( rs->sr_ref ); rs->sr_ref = NULL; rs->sr_matched = NULL; goto done; } if ( be_issuffix( op->o_bd, &e->e_nname ) ) { #ifdef BDB_MULTIPLE_SUFFIXES /* Allow renaming one suffix entry to another */ p_ndn = slap_empty_bv; #else /* There can only be one suffix entry */ rs->sr_err = LDAP_NAMING_VIOLATION; rs->sr_text = "cannot rename suffix entry"; goto return_results; #endif } else { dnParent( &e->e_nname, &p_ndn ); } np_ndn = &p_ndn; eip = ei->bei_parent; if ( eip && eip->bei_id ) { /* Make sure parent entry exist and we can write its * children. */ rs->sr_err = bdb_cache_find_id( op, ltid, eip->bei_id, &eip, 0, &plock ); switch( rs->sr_err ) { case 0: case DB_NOTFOUND: break; case DB_LOCK_DEADLOCK: case DB_LOCK_NOTGRANTED: goto retry; case LDAP_BUSY: rs->sr_text = "ldap server busy"; goto return_results; default: rs->sr_err = LDAP_OTHER; rs->sr_text = "internal error"; goto return_results; } p = eip->bei_e; if( p == NULL) { Debug( LDAP_DEBUG_TRACE, LDAP_XSTRING(bdb_modrdn) ": parent does not exist\n", 0, 0, 0); rs->sr_err = LDAP_OTHER; rs->sr_text = "old entry's parent does not exist"; goto return_results; } } else { p = (Entry *)&slap_entry_root; } /* check parent for "children" acl */ rs->sr_err = access_allowed( op, p, children, NULL, op->oq_modrdn.rs_newSup == NULL ? ACL_WRITE : ACL_WDEL, NULL ); if ( !p_ndn.bv_len ) p = NULL; if ( ! rs->sr_err ) { switch( opinfo.boi_err ) { case DB_LOCK_DEADLOCK: case DB_LOCK_NOTGRANTED: goto retry; } rs->sr_err = LDAP_INSUFFICIENT_ACCESS; Debug( LDAP_DEBUG_TRACE, "no access to parent\n", 0, 0, 0 ); rs->sr_text = "no write access to old parent's children"; goto return_results; } Debug( LDAP_DEBUG_TRACE, LDAP_XSTRING(bdb_modrdn) ": wr to children " "of entry %s OK\n", p_ndn.bv_val, 0, 0 ); if ( p_ndn.bv_val == slap_empty_bv.bv_val ) { p_dn = slap_empty_bv; } else { dnParent( &e->e_name, &p_dn ); } Debug( LDAP_DEBUG_TRACE, LDAP_XSTRING(bdb_modrdn) ": parent dn=%s\n", p_dn.bv_val, 0, 0 ); new_parent_dn = &p_dn; /* New Parent unless newSuperior given */ if ( op->oq_modrdn.rs_newSup != NULL ) { Debug( LDAP_DEBUG_TRACE, LDAP_XSTRING(bdb_modrdn) ": new parent \"%s\" requested...\n", op->oq_modrdn.rs_newSup->bv_val, 0, 0 ); /* newSuperior == oldParent? */ if( dn_match( &p_ndn, op->oq_modrdn.rs_nnewSup ) ) { Debug( LDAP_DEBUG_TRACE, "bdb_back_modrdn: " "new parent \"%s\" same as the old parent \"%s\"\n", op->oq_modrdn.rs_newSup->bv_val, p_dn.bv_val, 0 ); op->oq_modrdn.rs_newSup = NULL; /* ignore newSuperior */ } } /* There's a BDB_MULTIPLE_SUFFIXES case here that this code doesn't * support. E.g., two suffixes dc=foo,dc=com and dc=bar,dc=net. * We do not allow modDN * dc=foo,dc=com * newrdn dc=bar * newsup dc=net * and we probably should. But since MULTIPLE_SUFFIXES is deprecated * I'm ignoring this problem for now. */ if ( op->oq_modrdn.rs_newSup != NULL ) { if ( op->oq_modrdn.rs_newSup->bv_len ) { np_dn = op->oq_modrdn.rs_newSup; np_ndn = op->oq_modrdn.rs_nnewSup; /* newSuperior == oldParent? - checked above */ /* newSuperior == entry being moved?, if so ==> ERROR */ if ( dnIsSuffix( np_ndn, &e->e_nname )) { rs->sr_err = LDAP_NO_SUCH_OBJECT; rs->sr_text = "new superior not found"; goto return_results; } /* Get Entry with dn=newSuperior. Does newSuperior exist? */ rs->sr_err = bdb_dn2entry( op, ltid, np_ndn, &neip, 0, &nplock ); switch( rs->sr_err ) { case 0: np = neip->bei_e; case DB_NOTFOUND: break; case DB_LOCK_DEADLOCK: case DB_LOCK_NOTGRANTED: goto retry; case LDAP_BUSY: rs->sr_text = "ldap server busy"; goto return_results; default: rs->sr_err = LDAP_OTHER; rs->sr_text = "internal error"; goto return_results; } if( np == NULL) { Debug( LDAP_DEBUG_TRACE, LDAP_XSTRING(bdb_modrdn) ": newSup(ndn=%s) not here!\n", np_ndn->bv_val, 0, 0); rs->sr_text = "new superior not found"; rs->sr_err = LDAP_NO_SUCH_OBJECT; goto return_results; } Debug( LDAP_DEBUG_TRACE, LDAP_XSTRING(bdb_modrdn) ": wr to new parent OK np=%p, id=%ld\n", (void *) np, (long) np->e_id, 0 ); /* check newSuperior for "children" acl */ rs->sr_err = access_allowed( op, np, children, NULL, ACL_WADD, NULL ); if( ! rs->sr_err ) { switch( opinfo.boi_err ) { case DB_LOCK_DEADLOCK: case DB_LOCK_NOTGRANTED: goto retry; } Debug( LDAP_DEBUG_TRACE, LDAP_XSTRING(bdb_modrdn) ": no wr to newSup children\n", 0, 0, 0 ); rs->sr_text = "no write access to new superior's children"; rs->sr_err = LDAP_INSUFFICIENT_ACCESS; goto return_results; } if ( is_entry_alias( np ) ) { /* parent is an alias, don't allow add */ Debug( LDAP_DEBUG_TRACE, LDAP_XSTRING(bdb_modrdn) ": entry is alias\n", 0, 0, 0 ); rs->sr_text = "new superior is an alias"; rs->sr_err = LDAP_ALIAS_PROBLEM; goto return_results; } if ( is_entry_referral( np ) ) { /* parent is a referral, don't allow add */ Debug( LDAP_DEBUG_TRACE, LDAP_XSTRING(bdb_modrdn) ": entry is referral\n", 0, 0, 0 ); rs->sr_text = "new superior is a referral"; rs->sr_err = LDAP_OTHER; goto return_results; } } else { np_dn = NULL; /* no parent, modrdn entry directly under root */ if ( be_issuffix( op->o_bd, (struct berval *)&slap_empty_bv ) || be_isupdate( op ) ) { np = (Entry *)&slap_entry_root; /* check parent for "children" acl */ rs->sr_err = access_allowed( op, np, children, NULL, ACL_WADD, NULL ); np = NULL; if ( ! rs->sr_err ) { switch( opinfo.boi_err ) { case DB_LOCK_DEADLOCK: case DB_LOCK_NOTGRANTED: goto retry; } rs->sr_err = LDAP_INSUFFICIENT_ACCESS; Debug( LDAP_DEBUG_TRACE, "no access to new superior\n", 0, 0, 0 ); rs->sr_text = "no write access to new superior's children"; goto return_results; } } } Debug( LDAP_DEBUG_TRACE, LDAP_XSTRING(bdb_modrdn) ": wr to new parent's children OK\n", 0, 0, 0 ); new_parent_dn = np_dn; } /* Build target dn and make sure target entry doesn't exist already. */ if (!new_dn.bv_val) { build_new_dn( &new_dn, new_parent_dn, &op->oq_modrdn.rs_newrdn, NULL ); } if (!new_ndn.bv_val) { struct berval bv = {0, NULL}; dnNormalize( 0, NULL, NULL, &new_dn, &bv, op->o_tmpmemctx ); ber_dupbv( &new_ndn, &bv ); /* FIXME: why not call dnNormalize() w/o ctx? */ op->o_tmpfree( bv.bv_val, op->o_tmpmemctx ); } Debug( LDAP_DEBUG_TRACE, LDAP_XSTRING(bdb_modrdn) ": new ndn=%s\n", new_ndn.bv_val, 0, 0 ); /* Shortcut the search */ nei = neip ? neip : eip; rs->sr_err = bdb_cache_find_ndn ( op, ltid, &new_ndn, &nei ); if ( nei ) bdb_cache_entryinfo_unlock( nei ); switch( rs->sr_err ) { case DB_LOCK_DEADLOCK: case DB_LOCK_NOTGRANTED: goto retry; case DB_NOTFOUND: break; case 0: /* Allow rename to same DN */ if ( nei == ei ) break; rs->sr_err = LDAP_ALREADY_EXISTS; goto return_results; default: rs->sr_err = LDAP_OTHER; rs->sr_text = "internal error"; goto return_results; } assert( op->orr_modlist != NULL ); if( op->o_preread ) { if( preread_ctrl == NULL ) { preread_ctrl = &ctrls[num_ctrls++]; ctrls[num_ctrls] = NULL; } if( slap_read_controls( op, rs, e, &slap_pre_read_bv, preread_ctrl ) ) { Debug( LDAP_DEBUG_TRACE, "<=- " LDAP_XSTRING(bdb_modrdn) ": pre-read failed!\n", 0, 0, 0 ); if ( op->o_preread & SLAP_CONTROL_CRITICAL ) { /* FIXME: is it correct to abort * operation if control fails? */ goto return_results; } } } /* 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 ) { Debug( LDAP_DEBUG_TRACE, LDAP_XSTRING(bdb_modrdn) ": txn_begin(2) failed: %s (%d)\n", db_strerror(rs->sr_err), rs->sr_err, 0 ); rs->sr_err = LDAP_OTHER; rs->sr_text = "internal error"; goto return_results; } Debug( LDAP_DEBUG_TRACE, LDAP_XSTRING(bdb_modrdn) ": txn2 id: %x\n", lt2->id(lt2), 0, 0 ); /* delete old DN */ rs->sr_err = bdb_dn2id_delete( op, lt2, eip, e ); if ( rs->sr_err != 0 ) { Debug(LDAP_DEBUG_TRACE, "<=- " LDAP_XSTRING(bdb_modrdn) ": dn2id del failed: %s (%d)\n", db_strerror(rs->sr_err), rs->sr_err, 0 ); switch( rs->sr_err ) { case DB_LOCK_DEADLOCK: case DB_LOCK_NOTGRANTED: goto retry; } rs->sr_err = LDAP_OTHER; rs->sr_text = "DN index delete fail"; goto return_results; } /* copy the entry, then override some fields */ dummy = *e; dummy.e_name = new_dn; dummy.e_nname = new_ndn; dummy.e_attrs = NULL; /* add new DN */ rs->sr_err = bdb_dn2id_add( op, lt2, neip ? neip : eip, &dummy ); if ( rs->sr_err != 0 ) { Debug(LDAP_DEBUG_TRACE, "<=- " LDAP_XSTRING(bdb_modrdn) ": dn2id add failed: %s (%d)\n", db_strerror(rs->sr_err), rs->sr_err, 0 ); switch( rs->sr_err ) { case DB_LOCK_DEADLOCK: case DB_LOCK_NOTGRANTED: goto retry; } rs->sr_err = LDAP_OTHER; rs->sr_text = "DN index add failed"; goto return_results; } dummy.e_attrs = e->e_attrs; /* modify entry */ rs->sr_err = bdb_modify_internal( op, lt2, op->orr_modlist, &dummy, &rs->sr_text, textbuf, textlen ); if( rs->sr_err != LDAP_SUCCESS ) { Debug(LDAP_DEBUG_TRACE, "<=- " LDAP_XSTRING(bdb_modrdn) ": modify failed: %s (%d)\n", db_strerror(rs->sr_err), rs->sr_err, 0 ); if ( ( rs->sr_err == LDAP_INSUFFICIENT_ACCESS ) && opinfo.boi_err ) { rs->sr_err = opinfo.boi_err; } if ( dummy.e_attrs == e->e_attrs ) dummy.e_attrs = NULL; switch( rs->sr_err ) { case DB_LOCK_DEADLOCK: case DB_LOCK_NOTGRANTED: goto retry; } goto return_results; } /* id2entry index */ rs->sr_err = bdb_id2entry_update( op->o_bd, lt2, &dummy ); if ( rs->sr_err != 0 ) { Debug(LDAP_DEBUG_TRACE, "<=- " LDAP_XSTRING(bdb_modrdn) ": id2entry failed: %s (%d)\n", db_strerror(rs->sr_err), rs->sr_err, 0 ); switch( rs->sr_err ) { case DB_LOCK_DEADLOCK: case DB_LOCK_NOTGRANTED: goto retry; } rs->sr_err = LDAP_OTHER; rs->sr_text = "entry update failed"; goto return_results; } if ( p_ndn.bv_len != 0 ) { parent_is_glue = is_entry_glue(p); rs->sr_err = bdb_cache_children( op, lt2, p ); if ( rs->sr_err != DB_NOTFOUND ) { switch( rs->sr_err ) { case DB_LOCK_DEADLOCK: case DB_LOCK_NOTGRANTED: goto retry; case 0: break; default: Debug(LDAP_DEBUG_ARGS, "<=- " LDAP_XSTRING(bdb_modrdn) ": has_children failed: %s (%d)\n", db_strerror(rs->sr_err), rs->sr_err, 0 ); rs->sr_err = LDAP_OTHER; rs->sr_text = "internal error"; goto return_results; } parent_is_leaf = 1; } bdb_unlocked_cache_return_entry_r(&bdb->bi_cache, p); p = NULL; } if ( TXN_COMMIT( lt2, 0 ) != 0 ) { rs->sr_err = LDAP_OTHER; rs->sr_text = "txn_commit(2) failed"; goto return_results; } if( op->o_postread ) { if( postread_ctrl == NULL ) { postread_ctrl = &ctrls[num_ctrls++]; ctrls[num_ctrls] = NULL; } if( slap_read_controls( op, rs, &dummy, &slap_post_read_bv, postread_ctrl ) ) { Debug( LDAP_DEBUG_TRACE, "<=- " LDAP_XSTRING(bdb_modrdn) ": post-read failed!\n", 0, 0, 0 ); if ( op->o_postread & SLAP_CONTROL_CRITICAL ) { /* FIXME: is it correct to abort * operation if control fails? */ goto return_results; } } } if( op->o_noop ) { if(( rs->sr_err=TXN_ABORT( ltid )) != 0 ) { rs->sr_text = "txn_abort (no-op) failed"; } else { rs->sr_err = LDAP_X_NO_OPERATION; ltid = NULL; /* Only free attrs if they were dup'd. */ if ( dummy.e_attrs == e->e_attrs ) dummy.e_attrs = NULL; goto return_results; } } else { rc = bdb_cache_modrdn( bdb, e, &op->orr_nnewrdn, &dummy, neip, ltid, &lock ); switch( rc ) { case DB_LOCK_DEADLOCK: case DB_LOCK_NOTGRANTED: goto retry; } dummy.e_attrs = NULL; new_dn.bv_val = NULL; new_ndn.bv_val = NULL; if(( rs->sr_err=TXN_COMMIT( ltid, 0 )) != 0 ) { rs->sr_text = "txn_commit failed"; } else { rs->sr_err = LDAP_SUCCESS; } } ltid = NULL; LDAP_SLIST_REMOVE( &op->o_extra, &opinfo.boi_oe, OpExtra, oe_next ); opinfo.boi_oe.oe_key = NULL; if( rs->sr_err != LDAP_SUCCESS ) { Debug( LDAP_DEBUG_TRACE, LDAP_XSTRING(bdb_modrdn) ": %s : %s (%d)\n", rs->sr_text, db_strerror(rs->sr_err), rs->sr_err ); rs->sr_err = LDAP_OTHER; goto return_results; } Debug(LDAP_DEBUG_TRACE, LDAP_XSTRING(bdb_modrdn) ": rdn modified%s id=%08lx dn=\"%s\"\n", op->o_noop ? " (no-op)" : "", dummy.e_id, op->o_req_dn.bv_val ); rs->sr_text = NULL; if( num_ctrls ) rs->sr_ctrls = ctrls; return_results: if ( dummy.e_attrs ) { attrs_free( dummy.e_attrs ); } send_ldap_result( op, rs ); if( rs->sr_err == LDAP_SUCCESS && bdb->bi_txn_cp_kbyte ) { TXN_CHECKPOINT( bdb->bi_dbenv, bdb->bi_txn_cp_kbyte, bdb->bi_txn_cp_min, 0 ); } if ( rs->sr_err == LDAP_SUCCESS && parent_is_glue && parent_is_leaf ) { op->o_delete_glue_parent = 1; } done: slap_graduate_commit_csn( op ); if( new_dn.bv_val != NULL ) free( new_dn.bv_val ); if( new_ndn.bv_val != NULL ) free( new_ndn.bv_val ); /* LDAP v3 Support */ if( np != NULL ) { /* free new parent and reader lock */ bdb_unlocked_cache_return_entry_r(&bdb->bi_cache, np); } if( p != NULL ) { /* free parent and reader lock */ bdb_unlocked_cache_return_entry_r(&bdb->bi_cache, p); } /* free entry */ if( e != NULL ) { bdb_unlocked_cache_return_entry_w( &bdb->bi_cache, e); } if( ltid != NULL ) { TXN_ABORT( ltid ); } if ( opinfo.boi_oe.oe_key ) { LDAP_SLIST_REMOVE( &op->o_extra, &opinfo.boi_oe, OpExtra, oe_next ); } if( preread_ctrl != NULL && (*preread_ctrl) != NULL ) { slap_sl_free( (*preread_ctrl)->ldctl_value.bv_val, op->o_tmpmemctx ); slap_sl_free( *preread_ctrl, op->o_tmpmemctx ); } if( postread_ctrl != NULL && (*postread_ctrl) != NULL ) { slap_sl_free( (*postread_ctrl)->ldctl_value.bv_val, op->o_tmpmemctx ); slap_sl_free( *postread_ctrl, op->o_tmpmemctx ); } return rs->sr_err; }