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openldap/servers/slapd/back-bdb/modrdn.c
Howard Chu 009afb4bd7 Fix cache consistency problems on txn retry
2003-03-12 15:20:51 +00:00

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/* modrdn.c - bdb backend modrdn routine */
/* $OpenLDAP$ */
/*
* Copyright 1998-2003 The OpenLDAP Foundation, All Rights Reserved.
* COPYING RESTRICTIONS APPLY, see COPYRIGHT file
*/
#include "portable.h"
#include <stdio.h>
#include <ac/string.h>
#include "back-bdb.h"
#include "external.h"
int
bdb_modrdn(
Backend *be,
Connection *conn,
Operation *op,
struct berval *dn,
struct berval *ndn,
struct berval *newrdn,
struct berval *nnewrdn,
int deleteoldrdn,
struct berval *newSuperior,
struct berval *nnewSuperior )
{
struct bdb_info *bdb = (struct bdb_info *) be->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};
int isroot = -1;
Entry *e = NULL;
Entry *p = NULL;
Entry *matched;
/* LDAP v2 supporting correct attribute handling. */
LDAPRDN *new_rdn = NULL;
LDAPRDN *old_rdn = NULL;
int rc;
const char *text;
char textbuf[SLAP_TEXT_BUFLEN];
size_t textlen = sizeof textbuf;
DB_TXN * ltid = NULL;
struct bdb_op_info opinfo;
ID id;
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 */
/* Used to interface with bdb_modify_internal() */
Modifications *mod = NULL; /* Used to delete old rdn */
int manageDSAit = get_manageDSAit( op );
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;
struct psid_entry* pm_prev;
#endif
#ifdef NEW_LOGGING
LDAP_LOG ( OPERATION, ENTRY, "==>bdb_modrdn(%s,%s,%s)\n",
dn->bv_val,newrdn->bv_val, newSuperior ? newSuperior->bv_val : "NULL" );
#else
Debug( LDAP_DEBUG_TRACE, "==>bdb_modrdn(%s,%s,%s)\n",
dn->bv_val, newrdn->bv_val,
newSuperior ? newSuperior->bv_val : "NULL" );
#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;
}
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;
}
#ifdef NEW_LOGGING
LDAP_LOG ( OPERATION, DETAIL1, "==>bdb_modrdn: retrying...\n", 0, 0, 0);
#else
Debug( LDAP_DEBUG_TRACE, "==>bdb_modrdn: retrying...\n", 0, 0, 0 );
#endif
#if defined(LDAP_CLIENT_UPDATE) || defined(LDAP_SYNC)
pm_list = LDAP_LIST_FIRST(&op->premodify_list);
while ( pm_list != NULL ) {
LDAP_LIST_REMOVE ( pm_list, link );
pm_prev = pm_list;
pm_list = LDAP_LIST_NEXT ( pm_list, link );
free (pm_prev);
}
#endif
rc = TXN_ABORT( ltid );
ltid = NULL;
op->o_private = NULL;
op->o_do_not_cache = opinfo.boi_acl_cache;
if( rc != 0 ) {
rc = LDAP_OTHER;
text = "internal error";
goto return_results;
}
ldap_pvt_thread_yield();
}
/* begin transaction */
rc = TXN_BEGIN( bdb->bi_dbenv, NULL, &ltid,
bdb->bi_db_opflags );
text = NULL;
if( rc != 0 ) {
#ifdef NEW_LOGGING
LDAP_LOG ( OPERATION, ERR,
"==>bdb_modrdn: txn_begin failed: %s (%d)\n",
db_strerror(rc), rc, 0 );
#else
Debug( LDAP_DEBUG_TRACE,
"bdb_delete: txn_begin failed: %s (%d)\n",
db_strerror(rc), rc, 0 );
#endif
rc = LDAP_OTHER;
text = "internal error";
goto return_results;
}
locker = TXN_ID ( ltid );
opinfo.boi_bdb = be;
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, DB_RMW, locker, &lock );
switch( rc ) {
case 0:
case DB_NOTFOUND:
break;
case DB_LOCK_DEADLOCK:
case DB_LOCK_NOTGRANTED:
goto retry;
case LDAP_BUSY:
text = "ldap server busy";
goto return_results;
default:
rc = LDAP_OTHER;
text = "internal error";
goto return_results;
}
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 )
: NULL;
bdb_unlocked_cache_return_entry_r( &bdb->bi_cache, matched);
matched = NULL;
} else {
refs = referral_rewrite( default_referral,
NULL, dn, LDAP_SCOPE_DEFAULT );
}
send_ldap_result( conn, op, rc = LDAP_REFERRAL,
matched_dn, NULL, refs, NULL );
ber_bvarray_free( refs );
free( matched_dn );
goto done;
}
/* check write on old entry */
rc = access_allowed( be, conn, op, e, entry, NULL, ACL_WRITE, NULL );
if ( ! rc ) {
switch( opinfo.boi_err ) {
case DB_LOCK_DEADLOCK:
case DB_LOCK_NOTGRANTED:
goto retry;
}
#ifdef NEW_LOGGING
LDAP_LOG ( OPERATION, ERR,
"==>bdb_modrdn: no access to entry\n", 0, 0, 0 );
#else
Debug( LDAP_DEBUG_TRACE, "no access to entry\n", 0,
0, 0 );
#endif
text = "no write access to old entry";
rc = LDAP_INSUFFICIENT_ACCESS;
goto return_results;
}
#ifndef BDB_HIER
rc = bdb_dn2id_children( be, ltid, &e->e_nname, 0 );
if ( rc != DB_NOTFOUND ) {
switch( rc ) {
case DB_LOCK_DEADLOCK:
case DB_LOCK_NOTGRANTED:
goto retry;
case 0:
#ifdef NEW_LOGGING
LDAP_LOG ( OPERATION, DETAIL1,
"<=- bdb_modrdn: non-leaf %s\n", dn->bv_val, 0, 0 );
#else
Debug(LDAP_DEBUG_ARGS,
"<=- bdb_modrdn: non-leaf %s\n",
dn->bv_val, 0, 0);
#endif
rc = LDAP_NOT_ALLOWED_ON_NONLEAF;
text = "subtree rename not supported";
break;
default:
#ifdef NEW_LOGGING
LDAP_LOG ( OPERATION, ERR,
"<=- bdb_modrdn: has_children failed %s (%d)\n",
db_strerror(rc), rc, 0 );
#else
Debug(LDAP_DEBUG_ARGS,
"<=- bdb_modrdn: has_children failed: %s (%d)\n",
db_strerror(rc), rc, 0 );
#endif
rc = LDAP_OTHER;
text = "internal error";
}
goto return_results;
}
#endif
if (!manageDSAit && is_entry_referral( e ) ) {
/* parent is a referral, don't allow add */
/* parent is an alias, don't allow add */
BerVarray refs = get_entry_referrals( be,
conn, op, e );
#ifdef NEW_LOGGING
LDAP_LOG ( OPERATION, DETAIL1,
"==>bdb_modrdn: entry %s is referral \n", e->e_dn, 0, 0 );
#else
Debug( LDAP_DEBUG_TRACE, "bdb_modrdn: entry %s is referral\n",
e->e_dn, 0, 0 );
#endif
send_ldap_result( conn, op, rc = LDAP_REFERRAL,
e->e_dn, NULL, refs, NULL );
ber_bvarray_free( refs );
goto done;
}
if ( be_issuffix( be, &e->e_nname ) ) {
p_ndn = slap_empty_bv;
} else {
dnParent( &e->e_nname, &p_ndn );
}
np_ndn = &p_ndn;
if ( p_ndn.bv_len != 0 ) {
/* Make sure parent entry exist and we can write its
* children.
*/
rc = bdb_dn2entry_r( be, ltid, &p_ndn, &p, NULL, 0, locker, &lock );
switch( rc ) {
case 0:
case DB_NOTFOUND:
break;
case DB_LOCK_DEADLOCK:
case DB_LOCK_NOTGRANTED:
goto retry;
case LDAP_BUSY:
text = "ldap server busy";
goto return_results;
default:
rc = LDAP_OTHER;
text = "internal error";
goto return_results;
}
if( p == NULL) {
#ifdef NEW_LOGGING
LDAP_LOG ( OPERATION, ERR,
"==>bdb_modrdn: parent does not exist\n", 0, 0, 0 );
#else
Debug( LDAP_DEBUG_TRACE, "bdb_modrdn: parent does not exist\n",
0, 0, 0);
#endif
rc = LDAP_OTHER;
text = "old entry's parent does not exist";
goto return_results;
}
/* check parent for "children" acl */
rc = access_allowed( be, conn, op, p,
children, NULL, ACL_WRITE, NULL );
if ( ! rc ) {
switch( opinfo.boi_err ) {
case DB_LOCK_DEADLOCK:
case DB_LOCK_NOTGRANTED:
goto retry;
}
rc = LDAP_INSUFFICIENT_ACCESS;
#ifdef NEW_LOGGING
LDAP_LOG ( OPERATION, ERR,
"==>bdb_modrdn: no access to parent\n", 0, 0, 0 );
#else
Debug( LDAP_DEBUG_TRACE, "no access to parent\n", 0,
0, 0 );
#endif
text = "no write access to old parent's children";
goto return_results;
}
#ifdef NEW_LOGGING
LDAP_LOG ( OPERATION, DETAIL1,
"==>bdb_modrdn: wr to children %s is OK\n", p_ndn.bv_val, 0, 0 );
#else
Debug( LDAP_DEBUG_TRACE,
"bdb_modrdn: wr to children of entry %s OK\n",
p_ndn.bv_val, 0, 0 );
#endif
if ( p_ndn.bv_val == slap_empty_bv.bv_val ) {
p_dn = slap_empty_bv;
} else {
dnParent( &e->e_name, &p_dn );
}
#ifdef NEW_LOGGING
LDAP_LOG ( OPERATION, DETAIL1,
"==>bdb_modrdn: parent dn=%s\n", p_dn.bv_val, 0, 0 );
#else
Debug( LDAP_DEBUG_TRACE,
"bdb_modrdn: parent dn=%s\n",
p_dn.bv_val, 0, 0 );
#endif
} else {
/* no parent, modrdn entry directly under root */
isroot = be_isroot( be, &op->o_ndn );
if ( ! isroot ) {
if ( be_issuffix( be, (struct berval *)&slap_empty_bv )
|| be_isupdate( be, &op->o_ndn ) ) {
p = (Entry *)&slap_entry_root;
/* check parent for "children" acl */
rc = access_allowed( be, conn, op, p,
children, NULL, ACL_WRITE, NULL );
p = NULL;
if ( ! rc ) {
switch( opinfo.boi_err ) {
case DB_LOCK_DEADLOCK:
case DB_LOCK_NOTGRANTED:
goto retry;
}
rc = LDAP_INSUFFICIENT_ACCESS;
#ifdef NEW_LOGGING
LDAP_LOG ( OPERATION, ERR,
"==>bdb_modrdn: no access to parent\n", 0, 0, 0 );
#else
Debug( LDAP_DEBUG_TRACE,
"no access to parent\n",
0, 0, 0 );
#endif
text = "no write access to old parent";
goto return_results;
}
#ifdef NEW_LOGGING
LDAP_LOG ( OPERATION, DETAIL1,
"==>bdb_modrdn: wr to children of entry \"%s\" OK\n",
p_dn.bv_val, 0, 0 );
#else
Debug( LDAP_DEBUG_TRACE,
"bdb_modrdn: wr to children of entry \"\" OK\n",
0, 0, 0 );
#endif
p_dn.bv_val = "";
p_dn.bv_len = 0;
#ifdef NEW_LOGGING
LDAP_LOG ( OPERATION, DETAIL1,
"==>bdb_modrdn: parent dn=\"\" \n", 0, 0, 0 );
#else
Debug( LDAP_DEBUG_TRACE,
"bdb_modrdn: parent dn=\"\"\n",
0, 0, 0 );
#endif
} else {
#ifdef NEW_LOGGING
LDAP_LOG ( OPERATION, ERR,
"==>bdb_modrdn: no parent, not root &\"\" is not "
"suffix\n", 0, 0, 0 );
#else
Debug( LDAP_DEBUG_TRACE,
"bdb_modrdn: no parent, not root "
"& \"\" is not suffix\n",
0, 0, 0);
#endif
text = "no write access to old parent";
rc = LDAP_INSUFFICIENT_ACCESS;
goto return_results;
}
}
}
new_parent_dn = &p_dn; /* New Parent unless newSuperior given */
if ( newSuperior != NULL ) {
#ifdef NEW_LOGGING
LDAP_LOG ( OPERATION, DETAIL1,
"==>bdb_modrdn: new parent \"%s\" requested...\n",
newSuperior->bv_val, 0, 0 );
#else
Debug( LDAP_DEBUG_TRACE,
"bdb_modrdn: new parent \"%s\" requested...\n",
newSuperior->bv_val, 0, 0 );
#endif
/* newSuperior == oldParent? */
if( dn_match( &p_ndn, nnewSuperior ) ) {
#ifdef NEW_LOGGING
LDAP_LOG( BACK_BDB, INFO, "bdb_back_modrdn: "
"new parent \"%s\" same as the old parent \"%s\"\n",
newSuperior->bv_val, p_dn.bv_val, 0 );
#else
Debug( LDAP_DEBUG_TRACE, "bdb_back_modrdn: "
"new parent \"%s\" same as the old parent \"%s\"\n",
newSuperior->bv_val, p_dn.bv_val, 0 );
#endif
newSuperior = NULL; /* ignore newSuperior */
}
}
if ( newSuperior != NULL ) {
if ( newSuperior->bv_len ) {
np_dn = newSuperior;
np_ndn = nnewSuperior;
/* newSuperior == oldParent?, if so ==> ERROR */
/* newSuperior == entry being moved?, if so ==> ERROR */
/* Get Entry with dn=newSuperior. Does newSuperior exist? */
rc = bdb_dn2entry_r( be,
ltid, nnewSuperior, &np, NULL, 0, locker, &lock );
switch( rc ) {
case 0:
case DB_NOTFOUND:
break;
case DB_LOCK_DEADLOCK:
case DB_LOCK_NOTGRANTED:
goto retry;
case LDAP_BUSY:
text = "ldap server busy";
goto return_results;
default:
rc = LDAP_OTHER;
text = "internal error";
goto return_results;
}
if( np == NULL) {
#ifdef NEW_LOGGING
LDAP_LOG ( OPERATION, DETAIL1,
"==>bdb_modrdn: newSup(ndn=%s) not here!\n",
np_ndn->bv_val, 0, 0 );
#else
Debug( LDAP_DEBUG_TRACE,
"bdb_modrdn: newSup(ndn=%s) not here!\n",
np_ndn->bv_val, 0, 0);
#endif
text = "new superior not found";
rc = LDAP_OTHER;
goto return_results;
}
#ifdef NEW_LOGGING
LDAP_LOG ( OPERATION, DETAIL1,
"==>bdb_modrdn: wr to new parent OK np=%p, id=%ld\n",
np, (long) np->e_id, 0 );
#else
Debug( LDAP_DEBUG_TRACE,
"bdb_modrdn: wr to new parent OK np=%p, id=%ld\n",
np, (long) np->e_id, 0 );
#endif
/* check newSuperior for "children" acl */
rc = access_allowed( be, conn, op, np, children,
NULL, ACL_WRITE, NULL );
if( ! rc ) {
switch( opinfo.boi_err ) {
case DB_LOCK_DEADLOCK:
case DB_LOCK_NOTGRANTED:
goto retry;
}
#ifdef NEW_LOGGING
LDAP_LOG ( OPERATION, DETAIL1,
"==>bdb_modrdn: no wr to newSup children\n", 0, 0, 0 );
#else
Debug( LDAP_DEBUG_TRACE,
"bdb_modrdn: no wr to newSup children\n",
0, 0, 0 );
#endif
text = "no write access to new superior's children";
rc = LDAP_INSUFFICIENT_ACCESS;
goto return_results;
}
#ifdef BDB_ALIASES
if ( is_entry_alias( np ) ) {
/* parent is an alias, don't allow add */
#ifdef NEW_LOGGING
LDAP_LOG ( OPERATION, DETAIL1,
"==>bdb_modrdn: entry is alias\n", 0, 0, 0 );
#else
Debug( LDAP_DEBUG_TRACE, "bdb_modrdn: entry is alias\n",
0, 0, 0 );
#endif
text = "new superior is an alias";
rc = LDAP_ALIAS_PROBLEM;
goto return_results;
}
#endif
if ( is_entry_referral( np ) ) {
/* parent is a referral, don't allow add */
#ifdef NEW_LOGGING
LDAP_LOG ( OPERATION, DETAIL1,
"==>bdb_modrdn: entry is referral\n", 0, 0, 0 );
#else
Debug( LDAP_DEBUG_TRACE, "bdb_modrdn: entry is referral\n",
0, 0, 0 );
#endif
text = "new superior is a referral";
rc = LDAP_OTHER;
goto return_results;
}
} else {
if ( isroot == -1 ) {
isroot = be_isroot( be, &op->o_ndn );
}
np_dn = NULL;
/* no parent, modrdn entry directly under root */
if ( ! isroot ) {
if ( be_issuffix( be, (struct berval *)&slap_empty_bv )
|| be_isupdate( be, &op->o_ndn ) ) {
np = (Entry *)&slap_entry_root;
/* check parent for "children" acl */
rc = access_allowed( be, conn, op, np,
children, NULL, ACL_WRITE, NULL );
np = NULL;
if ( ! rc ) {
switch( opinfo.boi_err ) {
case DB_LOCK_DEADLOCK:
case DB_LOCK_NOTGRANTED:
goto retry;
}
rc = LDAP_INSUFFICIENT_ACCESS;
#ifdef NEW_LOGGING
LDAP_LOG ( OPERATION, ERR,
"==>bdb_modrdn: no access to superior\n", 0, 0, 0 );
#else
Debug( LDAP_DEBUG_TRACE,
"no access to new superior\n",
0, 0, 0 );
#endif
text = "no write access to new superior's children";
goto return_results;
}
#ifdef NEW_LOGGING
LDAP_LOG ( OPERATION, DETAIL1,
"bdb_modrdn: wr to children entry \"\" OK\n", 0, 0, 0 );
#else
Debug( LDAP_DEBUG_TRACE,
"bdb_modrdn: wr to children of entry \"\" OK\n",
0, 0, 0 );
#endif
} else {
#ifdef NEW_LOGGING
LDAP_LOG ( OPERATION, ERR,
"bdb_modrdn: new superior=\"\", not root & \"\" "
"is not suffix\n", 0, 0, 0 );
#else
Debug( LDAP_DEBUG_TRACE,
"bdb_modrdn: new superior=\"\", not root "
"& \"\" is not suffix\n",
0, 0, 0);
#endif
text = "no write access to new superior's children";
rc = LDAP_INSUFFICIENT_ACCESS;
goto return_results;
}
}
#ifdef NEW_LOGGING
LDAP_LOG ( OPERATION, DETAIL1,
"bdb_modrdn: new superior=\"\"\n", 0, 0, 0 );
#else
Debug( LDAP_DEBUG_TRACE,
"bdb_modrdn: new superior=\"\"\n",
0, 0, 0 );
#endif
}
#ifdef NEW_LOGGING
LDAP_LOG ( OPERATION, DETAIL1,
"bdb_modrdn: wr to new parent's children OK\n", 0, 0, 0 );
#else
Debug( LDAP_DEBUG_TRACE,
"bdb_modrdn: wr to new parent's children OK\n",
0, 0, 0 );
#endif
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, newrdn );
if (!new_ndn.bv_val) dnNormalize2( NULL, &new_dn, &new_ndn );
#ifdef NEW_LOGGING
LDAP_LOG ( OPERATION, RESULTS,
"bdb_modrdn: new ndn=%s\n", new_ndn.bv_val, 0, 0 );
#else
Debug( LDAP_DEBUG_TRACE, "bdb_modrdn: new ndn=%s\n",
new_ndn.bv_val, 0, 0 );
#endif
rc = bdb_dn2id ( be, ltid, &new_ndn, &id, 0 );
switch( rc ) {
case DB_LOCK_DEADLOCK:
case DB_LOCK_NOTGRANTED:
goto retry;
case DB_NOTFOUND:
break;
case 0:
rc = LDAP_ALREADY_EXISTS;
goto return_results;
default:
rc = LDAP_OTHER;
text = "internal error";
goto return_results;
}
/* Get attribute type and attribute value of our new rdn, we will
* need to add that to our new entry
*/
if ( !new_rdn && ldap_bv2rdn( newrdn, &new_rdn, (char **)&text,
LDAP_DN_FORMAT_LDAP ) )
{
#ifdef NEW_LOGGING
LDAP_LOG ( OPERATION, ERR,
"bdb_modrdn: can't figure out "
"type(s)/values(s) of newrdn\n",
0, 0, 0 );
#else
Debug( LDAP_DEBUG_TRACE,
"bdb_modrdn: can't figure out "
"type(s)/values(s) of newrdn\n",
0, 0, 0 );
#endif
rc = LDAP_INVALID_DN_SYNTAX;
text = "unknown type(s) used in RDN";
goto return_results;
}
#ifdef NEW_LOGGING
LDAP_LOG ( OPERATION, RESULTS,
"bdb_modrdn: new_rdn_type=\"%s\", "
"new_rdn_val=\"%s\"\n",
new_rdn[ 0 ][ 0 ]->la_attr.bv_val,
new_rdn[ 0 ][ 0 ]->la_value.bv_val, 0 );
#else
Debug( LDAP_DEBUG_TRACE,
"bdb_modrdn: new_rdn_type=\"%s\", "
"new_rdn_val=\"%s\"\n",
new_rdn[ 0 ][ 0 ]->la_attr.bv_val,
new_rdn[ 0 ][ 0 ]->la_value.bv_val, 0 );
#endif
if ( deleteoldrdn ) {
if ( !old_rdn && ldap_bv2rdn( dn, &old_rdn, (char **)&text,
LDAP_DN_FORMAT_LDAP ) )
{
#ifdef NEW_LOGGING
LDAP_LOG ( OPERATION, ERR,
"bdb_modrdn: can't figure out "
"type(s)/values(s) of old_rdn\n",
0, 0, 0 );
#else
Debug( LDAP_DEBUG_TRACE,
"bdb_modrdn: can't figure out "
"the old_rdn type(s)/value(s)\n",
0, 0, 0 );
#endif
rc = LDAP_OTHER;
text = "cannot parse RDN from old DN";
goto return_results;
}
}
/* prepare modlist of modifications from old/new rdn */
if (!mod) {
rc = slap_modrdn2mods( be, conn, op, e, old_rdn, new_rdn,
deleteoldrdn, &mod );
if ( rc != LDAP_SUCCESS ) {
goto return_results;
}
}
/* delete old one */
rc = bdb_dn2id_delete( be, ltid, p_ndn.bv_val, e );
if ( rc != 0 ) {
switch( rc ) {
case DB_LOCK_DEADLOCK:
case DB_LOCK_NOTGRANTED:
goto retry;
}
rc = LDAP_OTHER;
text = "DN index delete fail";
goto return_results;
}
(void) bdb_cache_delete_entry(&bdb->bi_cache, e);
/* Binary format uses a single contiguous block, cannot
* free individual fields. But if a previous modrdn has
* already happened, must free the names.
*/
if( e->e_nname.bv_val < e->e_bv.bv_val || e->e_nname.bv_val >
e->e_bv.bv_val + e->e_bv.bv_len ) {
ch_free(e->e_name.bv_val);
ch_free(e->e_nname.bv_val);
e->e_name.bv_val = NULL;
e->e_nname.bv_val = NULL;
}
e->e_name = new_dn;
e->e_nname = new_ndn;
new_dn.bv_val = NULL;
new_ndn.bv_val = NULL;
/* add new one */
rc = bdb_dn2id_add( be, ltid, np_ndn, e );
if ( rc != 0 ) {
switch( rc ) {
case DB_LOCK_DEADLOCK:
case DB_LOCK_NOTGRANTED:
goto retry;
}
rc = LDAP_OTHER;
text = "DN index add failed";
goto return_results;
}
#if defined(LDAP_CLIENT_UPDATE) || defined(LDAP_SYNC)
if ( rc == LDAP_SUCCESS && !op->o_noop ) {
LDAP_LIST_FOREACH ( ps_list, &bdb->psearch_list, link ) {
bdb_psearch(be, conn, op, ps_list, e, LDAP_PSEARCH_BY_PREMODIFY );
}
}
#endif
/* modify entry */
rc = bdb_modify_internal( be, conn, op, ltid, &mod[0], e,
&text, textbuf, textlen );
if( rc != LDAP_SUCCESS ) {
if ( ( rc == LDAP_INSUFFICIENT_ACCESS ) && opinfo.boi_err ) {
rc = opinfo.boi_err;
}
switch( rc ) {
case DB_LOCK_DEADLOCK:
case DB_LOCK_NOTGRANTED:
goto retry;
}
goto return_results;
}
/* id2entry index */
rc = bdb_id2entry_update( be, ltid, e );
if ( rc != 0 ) {
switch( rc ) {
case DB_LOCK_DEADLOCK:
case DB_LOCK_NOTGRANTED:
goto retry;
}
rc = LDAP_OTHER;
text = "entry update failed";
goto return_results;
}
if( op->o_noop ) {
if(( rc=TXN_ABORT( ltid )) != 0 ) {
text = "txn_abort (no-op) failed";
} else {
noop = 1;
rc = LDAP_SUCCESS;
}
} else {
char gid[DB_XIDDATASIZE];
snprintf( gid, sizeof( gid ), "%s-%08lx-%08lx",
bdb_uuid.bv_val, (long) op->o_connid, (long) op->o_opid );
if(( rc=TXN_PREPARE( ltid, gid )) != 0 ) {
text = "txn_prepare failed";
} else {
if( bdb_cache_update_entry(&bdb->bi_cache, e) == -1 ) {
if(( rc=TXN_ABORT( ltid )) != 0 ) {
text ="cache update & txn_abort failed";
} else {
rc = LDAP_OTHER;
text = "cache update failed";
}
} else {
if(( rc=TXN_COMMIT( ltid, 0 )) != 0 ) {
text = "txn_commit failed";
} else {
rc = LDAP_SUCCESS;
}
}
}
}
ltid = NULL;
op->o_private = NULL;
if( rc == LDAP_SUCCESS ) {
#ifdef NEW_LOGGING
LDAP_LOG ( OPERATION, RESULTS,
"bdb_modrdn: rdn modified%s id=%08lx dn=\"%s\"\n",
op->o_noop ? " (no-op)" : "", e->e_id, e->e_dn );
#else
Debug(LDAP_DEBUG_TRACE,
"bdb_modrdn: rdn modified%s id=%08lx dn=\"%s\"\n",
op->o_noop ? " (no-op)" : "", e->e_id, e->e_dn );
#endif
text = NULL;
if ( !noop ) {
bdb_cache_entry_commit( e );
}
} else {
#ifdef NEW_LOGGING
LDAP_LOG ( OPERATION, RESULTS, "bdb_modrdn: %s : %s (%d)\n",
text, db_strerror(rc), rc );
#else
Debug( LDAP_DEBUG_TRACE, "bdb_add: %s : %s (%d)\n",
text, db_strerror(rc), rc );
#endif
rc = LDAP_OTHER;
}
return_results:
send_ldap_result( conn, op, rc,
NULL, text, NULL, NULL );
#if defined(LDAP_CLIENT_UPDATE) || defined(LDAP_SYNC)
if ( rc == LDAP_SUCCESS && !op->o_noop ) {
/* Loop through in-scope entries for each psearch spec */
LDAP_LIST_FOREACH ( ps_list, &bdb->psearch_list, link ) {
bdb_psearch( be, conn, op, ps_list, e, LDAP_PSEARCH_BY_MODIFY );
}
pm_list = LDAP_LIST_FIRST(&op->premodify_list);
while ( pm_list != NULL ) {
bdb_psearch(be, conn, op, pm_list->ps->op,
e, LDAP_PSEARCH_BY_SCOPEOUT);
LDAP_LIST_REMOVE ( pm_list, link );
pm_prev = pm_list;
pm_list = LDAP_LIST_NEXT ( pm_list, link );
free (pm_prev);
}
}
#endif
if( rc == 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 );
}
done:
if( new_dn.bv_val != NULL ) free( new_dn.bv_val );
if( new_ndn.bv_val != NULL ) free( new_ndn.bv_val );
/* LDAP v2 supporting correct attribute handling. */
if ( new_rdn != NULL ) {
ldap_rdnfree( new_rdn );
}
if ( old_rdn != NULL ) {
ldap_rdnfree( old_rdn );
}
if( mod != NULL ) {
Modifications *tmp;
for (; mod; mod=tmp ) {
tmp = mod->sml_next;
free( mod );
}
}
/* 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 ) {
#if defined(LDAP_CLIENT_UPDATE) || defined(LDAP_SYNC)
pm_list = LDAP_LIST_FIRST(&op->premodify_list);
while ( pm_list != NULL ) {
LDAP_LIST_REMOVE ( pm_list, link );
pm_prev = pm_list;
pm_list = LDAP_LIST_NEXT ( pm_list, link );
free (pm_prev);
}
#endif
TXN_ABORT( ltid );
op->o_private = NULL;
}
return ( ( rc == LDAP_SUCCESS ) ? noop : rc );
}
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