X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=servers%2Fslapd%2Fmodrdn.c;h=eca68cace571f2fd5b35d3499c6d871b367853f2;hb=46587ae2a43f9882af2424207bffeac634009342;hp=802dda55acb4cf4f20fe02cde7a5b0ce69cd4d9e;hpb=42e0d83cb3a1a1c5b25183f1ab74ce7edbe25de7;p=openldap diff --git a/servers/slapd/modrdn.c b/servers/slapd/modrdn.c index 802dda55ac..eca68cace5 100644 --- a/servers/slapd/modrdn.c +++ b/servers/slapd/modrdn.c @@ -1,3 +1,8 @@ +/* $OpenLDAP$ */ +/* + * Copyright 1998-2002 The OpenLDAP Foundation, All Rights Reserved. + * COPYING RESTRICTIONS APPLY, see COPYRIGHT file + */ /* * Copyright (c) 1995 Regents of the University of Michigan. * All rights reserved. @@ -10,27 +15,62 @@ * is provided ``as is'' without express or implied warranty. */ +/* + * LDAP v3 newSuperior support. + * + * Copyright 1999, Juan C. Gomez, All rights reserved. + * This software is not subject to any license of Silicon Graphics + * Inc. or Purdue University. + * + * Redistribution and use in source and binary forms are permitted + * without restriction or fee of any kind as long as this notice + * is preserved. + * + */ + +#include "portable.h" + #include -#include -#include -#include -#include "slap.h" -extern Backend *select_backend(); +#include +#include -extern char *default_referral; +#include "ldap_pvt.h" +#include "slap.h" -void +int do_modrdn( Connection *conn, Operation *op ) { - char *dn, *odn, *newrdn; - int deloldrdn; + struct berval dn = { 0, NULL }; + struct berval newrdn = { 0, NULL }; + struct berval newSuperior = { 0, NULL }; + ber_int_t deloldrdn; + + struct berval pdn = { 0, NULL }; + struct berval pnewrdn = { 0, NULL }; + struct berval pnewSuperior = { 0, NULL }, *pnewS = NULL; + + struct berval ndn = { 0, NULL }; + struct berval nnewrdn = { 0, NULL }; + struct berval nnewSuperior = { 0, NULL }, *nnewS = NULL; + Backend *be; + Backend *newSuperior_be = NULL; + ber_len_t length; + int rc; + const char *text; + int manageDSAit; +#ifdef NEW_LOGGING + LDAP_LOG(( "operation", LDAP_LEVEL_ENTRY, + "do_modrdn: begin\n" )); +#else Debug( LDAP_DEBUG_TRACE, "do_modrdn\n", 0, 0, 0 ); +#endif + /* * Parse the modrdn request. It looks like this: @@ -38,65 +78,311 @@ do_modrdn( * ModifyRDNRequest := SEQUENCE { * entry DistinguishedName, * newrdn RelativeDistinguishedName + * deleteoldrdn BOOLEAN, + * newSuperior [0] LDAPDN OPTIONAL (v3 Only!) * } */ - if ( ber_scanf( op->o_ber, "{aab}", &dn, &newrdn, &deloldrdn ) - == LBER_ERROR ) { + if ( ber_scanf( op->o_ber, "{mmb", &dn, &newrdn, &deloldrdn ) + == LBER_ERROR ) + { +#ifdef NEW_LOGGING + LDAP_LOG(( "operation", LDAP_LEVEL_ERR, + "do_modrdn: ber_scanf failed\n" )); +#else Debug( LDAP_DEBUG_ANY, "ber_scanf failed\n", 0, 0, 0 ); - send_ldap_result( conn, op, LDAP_PROTOCOL_ERROR, NULL, "" ); - return; +#endif + + send_ldap_disconnect( conn, op, + LDAP_PROTOCOL_ERROR, "decoding error" ); + return SLAPD_DISCONNECT; } - odn = strdup( dn ); - dn_normalize( dn ); + /* Check for newSuperior parameter, if present scan it */ + + if ( ber_peek_tag( op->o_ber, &length ) == LDAP_TAG_NEWSUPERIOR ) { + if ( op->o_protocol < LDAP_VERSION3 ) { + /* Conection record indicates v2 but field + * newSuperior is present: report error. + */ +#ifdef NEW_LOGGING + LDAP_LOG(( "operation", LDAP_LEVEL_ERR, + "do_modrdn: (v2) invalid field newSuperior.\n" )); +#else + Debug( LDAP_DEBUG_ANY, + "modrdn(v2): invalid field newSuperior!\n", + 0, 0, 0 ); +#endif + + send_ldap_disconnect( conn, op, + LDAP_PROTOCOL_ERROR, "newSuperior requires LDAPv3" ); + rc = SLAPD_DISCONNECT; + goto cleanup; + } + + if ( ber_scanf( op->o_ber, "m", &newSuperior ) + == LBER_ERROR ) { + +#ifdef NEW_LOGGING + LDAP_LOG(( "operation", LDAP_LEVEL_ERR, + "do_modrdn: ber_scanf(\"m\") failed\n" )); +#else + Debug( LDAP_DEBUG_ANY, "ber_scanf(\"m\") failed\n", + 0, 0, 0 ); +#endif + + send_ldap_disconnect( conn, op, + LDAP_PROTOCOL_ERROR, "decoding error" ); + rc = SLAPD_DISCONNECT; + goto cleanup; + } + pnewS = &pnewSuperior; + nnewS = &nnewSuperior; + } + +#ifdef NEW_LOGGING + LDAP_LOG(( "operation", LDAP_LEVEL_ARGS, + "do_modrdn: dn (%s) newrdn (%s) newsuperior(%s)\n", + dn.bv_val, newrdn.bv_val, + newSuperior.bv_len ? newSuperior.bv_val : "" )); +#else Debug( LDAP_DEBUG_ARGS, - "do_modrdn: dn (%s) newrdn (%s) deloldrdn (%d)\n", dn, newrdn, - deloldrdn ); + "do_modrdn: dn (%s) newrdn (%s) newsuperior (%s)\n", + dn.bv_val, newrdn.bv_val, + newSuperior.bv_len ? newSuperior.bv_val : "" ); +#endif + + if ( ber_scanf( op->o_ber, /*{*/ "}") == LBER_ERROR ) { +#ifdef NEW_LOGGING + LDAP_LOG(( "operation", LDAP_LEVEL_ERR, + "do_modrdn: ber_scanf failed\n" )); +#else + Debug( LDAP_DEBUG_ANY, "do_modrdn: ber_scanf failed\n", 0, 0, 0 ); +#endif + + send_ldap_disconnect( conn, op, + LDAP_PROTOCOL_ERROR, "decoding error" ); + rc = SLAPD_DISCONNECT; + goto cleanup; + } + + if( (rc = get_ctrls( conn, op, 1 )) != LDAP_SUCCESS ) { +#ifdef NEW_LOGGING + LDAP_LOG(( "operation", LDAP_LEVEL_ERR, + "do_modrdn: get_ctrls failed\n" )); +#else + Debug( LDAP_DEBUG_ANY, "do_modrdn: get_ctrls failed\n", 0, 0, 0 ); +#endif + + /* get_ctrls has sent results. Now clean up. */ + goto cleanup; + } + + rc = dnPrettyNormal( NULL, &dn, &pdn, &ndn ); + if( rc != LDAP_SUCCESS ) { +#ifdef NEW_LOGGING + LDAP_LOG(( "operation", LDAP_LEVEL_INFO, + "do_modrdn: conn %d invalid dn (%s)\n", + conn->c_connid, dn.bv_val )); +#else + Debug( LDAP_DEBUG_ANY, + "do_modrdn: invalid dn (%s)\n", dn.bv_val, 0, 0 ); +#endif + send_ldap_result( conn, op, rc = LDAP_INVALID_DN_SYNTAX, NULL, + "invalid DN", NULL, NULL ); + goto cleanup; + } + + if( ndn.bv_len == 0 ) { +#ifdef NEW_LOGGING + LDAP_LOG(( "operation", LDAP_LEVEL_ERR, + "do_modrdn: attempt to modify root DSE.\n" )); +#else + Debug( LDAP_DEBUG_ANY, "do_modrdn: root dse!\n", 0, 0, 0 ); +#endif - Statslog( LDAP_DEBUG_STATS, "conn=%d op=%d MODRDN dn=\"%s\"\n", - conn->c_connid, op->o_opid, dn, 0, 0 ); + send_ldap_result( conn, op, rc = LDAP_UNWILLING_TO_PERFORM, + NULL, "cannot rename the root DSE", NULL, NULL ); + goto cleanup; + +#ifdef SLAPD_SCHEMA_DN + } else if ( strcasecmp( ndn.bv_val, SLAPD_SCHEMA_DN ) == 0 ) { +#ifdef NEW_LOGGING + LDAP_LOG(( "operation", LDAP_LEVEL_ERR, + "do_modrdn: attempt to modify subschema subentry\n" )); +#else + Debug( LDAP_DEBUG_ANY, "do_modrdn: subschema subentry!\n", 0, 0, 0 ); +#endif + + send_ldap_result( conn, op, rc = LDAP_UNWILLING_TO_PERFORM, + NULL, "cannot rename subschema subentry", NULL, NULL ); + goto cleanup; +#endif + } + + /* FIXME: should have/use rdnPretty / rdnNormalize routines */ + + rc = dnPrettyNormal( NULL, &newrdn, &pnewrdn, &nnewrdn ); + if( rc != LDAP_SUCCESS ) { +#ifdef NEW_LOGGING + LDAP_LOG(( "operation", LDAP_LEVEL_INFO, + "do_modrdn: conn %d invalid newrdn (%s)\n", + conn->c_connid, newrdn.bv_val )); +#else + Debug( LDAP_DEBUG_ANY, + "do_modrdn: invalid newrdn (%s)\n", newrdn.bv_val, 0, 0 ); +#endif + send_ldap_result( conn, op, rc = LDAP_INVALID_DN_SYNTAX, NULL, + "invalid new RDN", NULL, NULL ); + goto cleanup; + } + + if( rdnValidate( &pnewrdn ) != LDAP_SUCCESS ) { +#ifdef NEW_LOGGING + LDAP_LOG(( "operation", LDAP_LEVEL_ERR, + "do_modrdn: invalid rdn (%s).\n", pnewrdn.bv_val )); +#else + Debug( LDAP_DEBUG_ANY, "do_modrdn: invalid rdn (%s)\n", + pnewrdn.bv_val, 0, 0 ); +#endif + + send_ldap_result( conn, op, rc = LDAP_INVALID_DN_SYNTAX, NULL, + "invalid new RDN", NULL, NULL ); + goto cleanup; + } + + if( pnewS ) { + rc = dnPrettyNormal( NULL, &newSuperior, &pnewSuperior, + &nnewSuperior ); + if( rc != LDAP_SUCCESS ) { +#ifdef NEW_LOGGING + LDAP_LOG(( "operation", LDAP_LEVEL_INFO, + "do_modrdn: conn %d invalid newSuperior (%s)\n", + conn->c_connid, newSuperior.bv_val )); +#else + Debug( LDAP_DEBUG_ANY, + "do_modrdn: invalid newSuperior (%s)\n", + newSuperior.bv_val, 0, 0 ); +#endif + send_ldap_result( conn, op, rc = LDAP_INVALID_DN_SYNTAX, NULL, + "invalid newSuperior", NULL, NULL ); + goto cleanup; + } + } + + Statslog( LDAP_DEBUG_STATS, "conn=%lu op=%lu MODRDN dn=\"%s\"\n", + op->o_connid, op->o_opid, pdn.bv_val, 0, 0 ); + + manageDSAit = get_manageDSAit( op ); /* * We could be serving multiple database backends. Select the * appropriate one, or send a referral to our "referral server" * if we don't hold it. */ + if ( (be = select_backend( &ndn, manageDSAit, 0 )) == NULL ) { + BerVarray ref = referral_rewrite( default_referral, + NULL, &pdn, LDAP_SCOPE_DEFAULT ); + + send_ldap_result( conn, op, rc = LDAP_REFERRAL, + NULL, NULL, ref ? ref : default_referral, NULL ); + + ber_bvarray_free( ref ); + goto cleanup; + } + + /* check restrictions */ + rc = backend_check_restrictions( be, conn, op, NULL, &text ) ; + if( rc != LDAP_SUCCESS ) { + send_ldap_result( conn, op, rc, + NULL, text, NULL, NULL ); + goto cleanup; + } + + /* check for referrals */ + rc = backend_check_referrals( be, conn, op, &pdn, &ndn ); + if ( rc != LDAP_SUCCESS ) { + goto cleanup; + } + + /* Make sure that the entry being changed and the newSuperior are in + * the same backend, otherwise we return an error. + */ + if( pnewS ) { + newSuperior_be = select_backend( &nnewSuperior, 0, 0 ); + + if ( newSuperior_be != be ) { + /* newSuperior is in same backend */ + rc = LDAP_AFFECTS_MULTIPLE_DSAS; - if ( (be = select_backend( dn )) == NULL ) { - free( dn ); - free( odn ); - free( newrdn ); - send_ldap_result( conn, op, LDAP_PARTIAL_RESULTS, NULL, - default_referral ); - return; + send_ldap_result( conn, op, rc, + NULL, "cannot rename between DSAa", NULL, NULL ); + + goto cleanup; + } + + /* deref suffix alias if appropriate */ + suffix_alias( be, &nnewSuperior ); } + /* deref suffix alias if appropriate */ + suffix_alias( be, &ndn ); + /* * do the add if 1 && (2 || 3) * 1) there is an add function implemented in this backend; * 2) this backend is master for what it holds; - * 3) it's a replica and the dn supplied is the updatedn. + * 3) it's a replica and the dn supplied is the update_ndn. */ - if ( be->be_modrdn != NULL ) { + if ( be->be_modrdn ) { /* do the update here */ - if ( be->be_updatedn == NULL || strcasecmp( be->be_updatedn, - op->o_dn ) == 0 ) { - if ( (*be->be_modrdn)( be, conn, op, dn, newrdn, - deloldrdn ) == 0 ) { - replog( be, LDAP_REQ_MODRDN, odn, newrdn, - deloldrdn ); + int repl_user = be_isupdate( be, &op->o_ndn ); +#ifndef SLAPD_MULTIMASTER + if ( !be->be_update_ndn.bv_len || repl_user ) +#endif + { + if ( (*be->be_modrdn)( be, conn, op, &pdn, &ndn, + &pnewrdn, &nnewrdn, deloldrdn, + pnewS, nnewS ) == 0 +#ifdef SLAPD_MULTIMASTER + && ( !be->be_update_ndn.bv_len || !repl_user ) +#endif + ) { + struct slap_replog_moddn moddn; + moddn.newrdn = &pnewrdn; + moddn.deloldrdn = deloldrdn; + moddn.newsup = &pnewSuperior; + + replog( be, op, &pdn, &ndn, &moddn ); } +#ifndef SLAPD_MULTIMASTER } else { - send_ldap_result( conn, op, LDAP_PARTIAL_RESULTS, NULL, - default_referral ); + BerVarray defref = be->be_update_refs + ? be->be_update_refs : default_referral; + BerVarray ref = referral_rewrite( defref, + NULL, &pdn, LDAP_SCOPE_DEFAULT ); + + send_ldap_result( conn, op, rc = LDAP_REFERRAL, NULL, NULL, + ref ? ref : defref, NULL ); + + ber_bvarray_free( ref ); +#endif } } else { - send_ldap_result( conn, op, LDAP_UNWILLING_TO_PERFORM, NULL, - "Function not implemented" ); + send_ldap_result( conn, op, rc = LDAP_UNWILLING_TO_PERFORM, + NULL, "operation not supported within namingContext", + NULL, NULL ); } - free( dn ); - free( odn ); - free( newrdn ); +cleanup: + free( pdn.bv_val ); + free( ndn.bv_val ); + + free( pnewrdn.bv_val ); + free( nnewrdn.bv_val ); + + if ( pnewSuperior.bv_val ) free( pnewSuperior.bv_val ); + if ( nnewSuperior.bv_val ) free( nnewSuperior.bv_val ); + + return rc; }