#include "portable.h"
#include <stdio.h>
#include <ac/socket.h>
#include <ac/string.h>
#include "ldap_pvt.h"
#include "slap.h"
int
do_modrdn(
Connection *conn,
Operation *op
)
{
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
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 );
#endif
send_ldap_disconnect( conn, op,
LDAP_PROTOCOL_ERROR, "decoding error" );
return SLAPD_DISCONNECT;
}
if ( ber_peek_tag( op->o_ber, &length ) == LDAP_TAG_NEWSUPERIOR ) {
if ( op->o_protocol < LDAP_VERSION3 ) {
#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) 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
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
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
}
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=%ld op=%d MODRDN dn=\"%s\"\n",
op->o_connid, op->o_opid, pdn.bv_val, 0, 0 );
manageDSAit = get_manageDSAit( op );
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;
}
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;
}
rc = backend_check_referrals( be, conn, op, &pdn, &ndn );
if ( rc != LDAP_SUCCESS ) {
goto cleanup;
}
if( pnewS ) {
newSuperior_be = select_backend( &nnewSuperior, 0, 0 );
if ( newSuperior_be != be ) {
rc = LDAP_AFFECTS_MULTIPLE_DSAS;
send_ldap_result( conn, op, rc,
NULL, "cannot rename between DSAa", NULL, NULL );
goto cleanup;
}
suffix_alias( be, &nnewSuperior );
}
suffix_alias( be, &ndn );
if ( be->be_modrdn ) {
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 {
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, rc = LDAP_UNWILLING_TO_PERFORM,
NULL, "operation not supported within namingContext",
NULL, NULL );
}
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;
}