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openldap/servers/slapd/back-mdb/modify.c
Howard Chu c6e521fa98 ITS#8950 move txn setup to frontend 
Backends should just execute when invoked, frontend should
exclusively take care of queueing for txn setup.
2021-03-23 14:58:09 +00:00

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/* modify.c - mdb backend modify routine */
/* $OpenLDAP$ */
/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
*
* Copyright 2000-2021 The OpenLDAP Foundation.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted only as authorized by the OpenLDAP
* Public License.
*
* A copy of this license is available in the file LICENSE in the
* top-level directory of the distribution or, alternatively, at
* <http://www.OpenLDAP.org/license.html>.
*/
#include "portable.h"
#include <stdio.h>
#include <ac/string.h>
#include <ac/time.h>
#include "back-mdb.h"
static struct berval scbva[] = {
BER_BVC("glue"),
BER_BVNULL
};
static void
mdb_modify_idxflags(
Operation *op,
AttributeDescription *desc,
int got_delete,
Attribute *newattrs,
Attribute *oldattrs )
{
struct berval ix_at;
AttrInfo *ai;
/* check if modified attribute was indexed
* but not in case of NOOP... */
ai = mdb_index_mask( op->o_bd, desc, &ix_at );
if ( ai ) {
if ( got_delete ) {
Attribute *ap;
struct berval ix2;
ap = attr_find( oldattrs, desc );
if ( ap ) ap->a_flags |= SLAP_ATTR_IXDEL;
/* ITS#8678 FIXME
* If using 32bit hashes, or substring index, must account for
* possible index collisions. If no substring index, and using
* 64bit hashes, assume we don't need to check for collisions.
*
* In 2.5 use refcounts and avoid all of this mess.
*/
if (!slap_hash64(-1) || (ai->ai_indexmask & SLAP_INDEX_SUBSTR)) {
/* Find all other attrs that index to same slot */
for ( ap = newattrs; ap; ap = ap->a_next ) {
ai = mdb_index_mask( op->o_bd, ap->a_desc, &ix2 );
if ( ai && ix2.bv_val == ix_at.bv_val )
ap->a_flags |= SLAP_ATTR_IXADD;
}
}
} else {
Attribute *ap;
ap = attr_find( newattrs, desc );
if ( ap ) ap->a_flags |= SLAP_ATTR_IXADD;
}
}
}
int mdb_modify_internal(
Operation *op,
MDB_txn *tid,
Modifications *modlist,
Entry *e,
const char **text,
char *textbuf,
size_t textlen )
{
struct mdb_info *mdb = (struct mdb_info *) op->o_bd->be_private;
int rc, err;
Modification *mod;
Modifications *ml;
Attribute *save_attrs;
Attribute *ap, *aold, *anew;
int glue_attr_delete = 0;
int softop, chkpresent;
int got_delete;
int a_flags;
MDB_cursor *mvc = NULL;
Debug( LDAP_DEBUG_TRACE, "mdb_modify_internal: 0x%08lx: %s\n",
e->e_id, e->e_dn );
if ( !acl_check_modlist( op, e, modlist )) {
return LDAP_INSUFFICIENT_ACCESS;
}
/* save_attrs will be disposed of by caller */
save_attrs = e->e_attrs;
e->e_attrs = attrs_dup( e->e_attrs );
for ( ml = modlist; ml != NULL; ml = ml->sml_next ) {
int match;
mod = &ml->sml_mod;
switch( mod->sm_op ) {
case LDAP_MOD_ADD:
case LDAP_MOD_REPLACE:
if ( mod->sm_desc == slap_schema.si_ad_structuralObjectClass ) {
value_match( &match, slap_schema.si_ad_structuralObjectClass,
slap_schema.si_ad_structuralObjectClass->
ad_type->sat_equality,
SLAP_MR_VALUE_OF_ATTRIBUTE_SYNTAX,
&mod->sm_values[0], &scbva[0], text );
if ( !match ) glue_attr_delete = 1;
}
}
if ( glue_attr_delete )
break;
}
if ( glue_attr_delete ) {
Attribute **app = &e->e_attrs;
while ( *app != NULL ) {
if ( !is_at_operational( (*app)->a_desc->ad_type )) {
Attribute *save = *app;
*app = (*app)->a_next;
attr_free( save );
continue;
}
app = &(*app)->a_next;
}
}
for ( ml = modlist; ml != NULL; ml = ml->sml_next ) {
mod = &ml->sml_mod;
got_delete = 0;
aold = attr_find( e->e_attrs, mod->sm_desc );
if (aold)
a_flags = aold->a_flags;
else
a_flags = 0;
switch ( mod->sm_op ) {
case LDAP_MOD_ADD:
softop = 0;
chkpresent = 0;
Debug(LDAP_DEBUG_ARGS,
"mdb_modify_internal: add %s\n",
mod->sm_desc->ad_cname.bv_val );
do_add:
err = modify_add_values( e, mod, get_permissiveModify(op),
text, textbuf, textlen );
if( softop ) {
mod->sm_op = SLAP_MOD_SOFTADD;
if ( err == LDAP_TYPE_OR_VALUE_EXISTS )
err = LDAP_SUCCESS;
}
if( chkpresent ) {
mod->sm_op = SLAP_MOD_ADD_IF_NOT_PRESENT;
}
if( err != LDAP_SUCCESS ) {
Debug(LDAP_DEBUG_ARGS, "mdb_modify_internal: %d %s\n",
err, *text );
} else {
unsigned hi;
if (!aold)
anew = attr_find( e->e_attrs, mod->sm_desc );
else
anew = aold;
mdb_attr_multi_thresh( mdb, mod->sm_desc, &hi, NULL );
/* check for big multivalued attrs */
if ( anew->a_numvals > hi )
anew->a_flags |= SLAP_ATTR_BIG_MULTI;
if ( anew->a_flags & SLAP_ATTR_BIG_MULTI ) {
if (!mvc) {
err = mdb_cursor_open( tid, mdb->mi_dbis[MDB_ID2VAL], &mvc );
if (err) {
mval_fail: strncpy( textbuf, mdb_strerror( err ), textlen );
err = LDAP_OTHER;
break;
}
}
/* if prev was set, just add new values */
if (a_flags & SLAP_ATTR_BIG_MULTI ) {
anew = (Attribute *)mod;
/* Tweak nvals */
if (!anew->a_nvals)
anew->a_nvals = anew->a_vals;
}
err = mdb_mval_put(op, mvc, e->e_id, anew);
if (a_flags & SLAP_ATTR_BIG_MULTI ) {
/* Undo nvals tweak */
if (anew->a_nvals == anew->a_vals)
anew->a_nvals = NULL;
}
if ( err )
goto mval_fail;
}
}
break;
case LDAP_MOD_DELETE:
if ( glue_attr_delete ) {
err = LDAP_SUCCESS;
break;
}
softop = 0;
Debug(LDAP_DEBUG_ARGS,
"mdb_modify_internal: delete %s\n",
mod->sm_desc->ad_cname.bv_val );
do_del:
err = modify_delete_values( e, mod, get_permissiveModify(op),
text, textbuf, textlen );
if (softop) {
mod->sm_op = SLAP_MOD_SOFTDEL;
if ( err == LDAP_NO_SUCH_ATTRIBUTE ) {
err = LDAP_SUCCESS;
softop = 2;
}
}
if( err != LDAP_SUCCESS ) {
Debug(LDAP_DEBUG_ARGS, "mdb_modify_internal: %d %s\n",
err, *text );
} else {
if (softop != 2)
got_delete = 1;
/* check for big multivalued attrs */
if (a_flags & SLAP_ATTR_BIG_MULTI) {
Attribute a_dummy;
if (!mvc) {
err = mdb_cursor_open( tid, mdb->mi_dbis[MDB_ID2VAL], &mvc );
if (err)
goto mval_fail;
}
if ( mod->sm_numvals ) {
anew = attr_find( e->e_attrs, mod->sm_desc );
if ( anew ) {
unsigned lo;
mdb_attr_multi_thresh( mdb, mod->sm_desc, NULL, &lo );
if ( anew->a_numvals < lo ) {
anew->a_flags ^= SLAP_ATTR_BIG_MULTI;
anew = NULL;
} else {
anew = (Attribute *)mod;
}
}
} else {
anew = NULL;
}
if (!anew) {
/* delete all values */
anew = &a_dummy;
anew->a_desc = mod->sm_desc;
anew->a_numvals = 0;
}
err = mdb_mval_del( op, mvc, e->e_id, anew );
if ( err )
goto mval_fail;
}
}
break;
case LDAP_MOD_REPLACE:
Debug(LDAP_DEBUG_ARGS,
"mdb_modify_internal: replace %s\n",
mod->sm_desc->ad_cname.bv_val );
err = modify_replace_values( e, mod, get_permissiveModify(op),
text, textbuf, textlen );
if( err != LDAP_SUCCESS ) {
Debug(LDAP_DEBUG_ARGS, "mdb_modify_internal: %d %s\n",
err, *text );
} else {
unsigned hi;
got_delete = 1;
if (a_flags & SLAP_ATTR_BIG_MULTI) {
Attribute a_dummy;
if (!mvc) {
err = mdb_cursor_open( tid, mdb->mi_dbis[MDB_ID2VAL], &mvc );
if (err)
goto mval_fail;
}
/* delete all values */
anew = &a_dummy;
anew->a_desc = mod->sm_desc;
anew->a_numvals = 0;
err = mdb_mval_del( op, mvc, e->e_id, anew );
if (err)
goto mval_fail;
}
anew = attr_find( e->e_attrs, mod->sm_desc );
mdb_attr_multi_thresh( mdb, mod->sm_desc, &hi, NULL );
if (mod->sm_numvals > hi) {
anew->a_flags |= SLAP_ATTR_BIG_MULTI;
if (!mvc) {
err = mdb_cursor_open( tid, mdb->mi_dbis[MDB_ID2VAL], &mvc );
if (err)
goto mval_fail;
}
err = mdb_mval_put(op, mvc, e->e_id, anew);
if (err)
goto mval_fail;
} else if (anew) {
/* revert back to normal attr */
anew->a_flags &= ~SLAP_ATTR_BIG_MULTI;
}
}
break;
case LDAP_MOD_INCREMENT:
Debug(LDAP_DEBUG_ARGS,
"mdb_modify_internal: increment %s\n",
mod->sm_desc->ad_cname.bv_val );
err = modify_increment_values( e, mod, get_permissiveModify(op),
text, textbuf, textlen );
if( err != LDAP_SUCCESS ) {
Debug(LDAP_DEBUG_ARGS,
"mdb_modify_internal: %d %s\n",
err, *text );
} else {
got_delete = 1;
}
break;
case SLAP_MOD_SOFTADD:
Debug(LDAP_DEBUG_ARGS,
"mdb_modify_internal: softadd %s\n",
mod->sm_desc->ad_cname.bv_val );
/* Avoid problems in index_add_mods()
* We need to add index if necessary.
*/
mod->sm_op = LDAP_MOD_ADD;
softop = 1;
chkpresent = 0;
goto do_add;
case SLAP_MOD_SOFTDEL:
Debug(LDAP_DEBUG_ARGS,
"mdb_modify_internal: softdel %s\n",
mod->sm_desc->ad_cname.bv_val );
/* Avoid problems in index_delete_mods()
* We need to add index if necessary.
*/
mod->sm_op = LDAP_MOD_DELETE;
softop = 1;
goto do_del;
case SLAP_MOD_ADD_IF_NOT_PRESENT:
if ( attr_find( e->e_attrs, mod->sm_desc ) != NULL ) {
/* skip */
err = LDAP_SUCCESS;
break;
}
Debug(LDAP_DEBUG_ARGS,
"mdb_modify_internal: add_if_not_present %s\n",
mod->sm_desc->ad_cname.bv_val );
/* Avoid problems in index_add_mods()
* We need to add index if necessary.
*/
mod->sm_op = LDAP_MOD_ADD;
softop = 0;
chkpresent = 1;
goto do_add;
default:
Debug(LDAP_DEBUG_ANY, "mdb_modify_internal: invalid op %d\n",
mod->sm_op );
*text = "Invalid modify operation";
err = LDAP_OTHER;
Debug(LDAP_DEBUG_ARGS, "mdb_modify_internal: %d %s\n",
err, *text );
}
if ( err != LDAP_SUCCESS ) {
attrs_free( e->e_attrs );
e->e_attrs = save_attrs;
/* unlock entry, delete from cache */
return err;
}
/* If objectClass was modified, reset the flags */
if ( mod->sm_desc == slap_schema.si_ad_objectClass ) {
e->e_ocflags = 0;
}
if ( glue_attr_delete ) e->e_ocflags = 0;
/* check if modified attribute was indexed
* but not in case of NOOP... */
if ( !op->o_noop ) {
mdb_modify_idxflags( op, mod->sm_desc, got_delete, e->e_attrs, save_attrs );
}
}
/* check that the entry still obeys the schema */
ap = NULL;
rc = entry_schema_check( op, e, save_attrs, get_relax(op), 0, &ap,
text, textbuf, textlen );
if ( rc != LDAP_SUCCESS || op->o_noop ) {
attrs_free( e->e_attrs );
/* clear the indexing flags */
for ( ap = save_attrs; ap != NULL; ap = ap->a_next ) {
ap->a_flags &= ~(SLAP_ATTR_IXADD|SLAP_ATTR_IXDEL);
}
e->e_attrs = save_attrs;
if ( rc != LDAP_SUCCESS ) {
Debug( LDAP_DEBUG_ANY,
"entry failed schema check: %s\n",
*text );
}
/* if NOOP then silently revert to saved attrs */
return rc;
}
/* structuralObjectClass modified! */
if ( ap ) {
assert( ap->a_desc == slap_schema.si_ad_structuralObjectClass );
if ( !op->o_noop ) {
mdb_modify_idxflags( op, slap_schema.si_ad_structuralObjectClass,
1, e->e_attrs, save_attrs );
}
}
/* update the indices of the modified attributes */
/* start with deleting the old index entries */
for ( ap = save_attrs; ap != NULL; ap = ap->a_next ) {
if ( ap->a_flags & SLAP_ATTR_IXDEL ) {
struct berval *vals;
Attribute *a2;
ap->a_flags &= ~SLAP_ATTR_IXDEL;
a2 = attr_find( e->e_attrs, ap->a_desc );
if ( a2 ) {
/* need to detect which values were deleted */
int i, j, k;
/* let add know there were deletes */
if ( a2->a_flags & SLAP_ATTR_IXADD )
a2->a_flags |= SLAP_ATTR_IXDEL;
vals = op->o_tmpalloc( (ap->a_numvals + 1) *
sizeof(struct berval), op->o_tmpmemctx );
j = 0;
for ( i=k=0; i < ap->a_numvals; i++ ) {
char found = 0;
BerValue* current = &ap->a_nvals[i];
int k2 = k;
for (k2 = k ; k2 < a2->a_numvals; k2 ++) {
int match = -1, rc;
const char *text;
rc = ordered_value_match( &match, a2->a_desc,
ap->a_desc->ad_type->sat_equality, 0,
&a2->a_nvals[k2], current, &text );
if ( rc == LDAP_SUCCESS && match == 0 ) {
found = 1;
break;
}
}
if (!found) {
vals[j++] = *current;
} else {
k = k2 + 1;
}
}
BER_BVZERO(vals+j);
} else {
/* attribute was completely deleted */
vals = ap->a_nvals;
}
rc = 0;
if ( !BER_BVISNULL( vals )) {
rc = mdb_index_values( op, tid, ap->a_desc,
vals, e->e_id, SLAP_INDEX_DELETE_OP );
if ( rc != LDAP_SUCCESS ) {
Debug( LDAP_DEBUG_ANY,
"%s: attribute \"%s\" index delete failure\n",
op->o_log_prefix, ap->a_desc->ad_cname.bv_val );
attrs_free( e->e_attrs );
e->e_attrs = save_attrs;
}
}
if ( vals != ap->a_nvals )
op->o_tmpfree( vals, op->o_tmpmemctx );
if ( rc ) return rc;
}
}
/* add the new index entries */
for ( ap = e->e_attrs; ap != NULL; ap = ap->a_next ) {
if (ap->a_flags & SLAP_ATTR_IXADD) {
ap->a_flags &= ~SLAP_ATTR_IXADD;
if ( ap->a_flags & SLAP_ATTR_IXDEL ) {
/* if any values were deleted, we must readd index
* for all remaining values.
*/
ap->a_flags &= ~SLAP_ATTR_IXDEL;
rc = mdb_index_values( op, tid, ap->a_desc,
ap->a_nvals,
e->e_id, SLAP_INDEX_ADD_OP );
} else {
int found = 0;
/* if this was only an add, we only need to index
* the added values.
*/
for ( ml = modlist; ml != NULL; ml = ml->sml_next ) {
struct berval *vals;
if ( ml->sml_desc != ap->a_desc || !ml->sml_numvals )
continue;
found = 1;
switch( ml->sml_op ) {
case LDAP_MOD_ADD:
case LDAP_MOD_REPLACE:
case LDAP_MOD_INCREMENT:
case SLAP_MOD_SOFTADD:
case SLAP_MOD_ADD_IF_NOT_PRESENT:
if ( ml->sml_op == LDAP_MOD_INCREMENT )
vals = ap->a_nvals;
else if ( ml->sml_nvalues )
vals = ml->sml_nvalues;
else
vals = ml->sml_values;
rc = mdb_index_values( op, tid, ap->a_desc,
vals, e->e_id, SLAP_INDEX_ADD_OP );
break;
}
if ( rc )
break;
}
/* This attr was affected by a modify of a subtype, so
* there was no direct match in the modlist. Just readd
* all of its values.
*/
if ( !found ) {
rc = mdb_index_values( op, tid, ap->a_desc,
ap->a_nvals,
e->e_id, SLAP_INDEX_ADD_OP );
}
}
if ( rc != LDAP_SUCCESS ) {
Debug( LDAP_DEBUG_ANY,
"%s: attribute \"%s\" index add failure\n",
op->o_log_prefix, ap->a_desc->ad_cname.bv_val );
attrs_free( e->e_attrs );
e->e_attrs = save_attrs;
return rc;
}
}
}
return rc;
}
int
mdb_modify( Operation *op, SlapReply *rs )
{
struct mdb_info *mdb = (struct mdb_info *) op->o_bd->be_private;
Entry *e = NULL;
int manageDSAit = get_manageDSAit( op );
char textbuf[SLAP_TEXT_BUFLEN];
size_t textlen = sizeof textbuf;
MDB_txn *txn = NULL;
mdb_op_info opinfo = {{{ 0 }}}, *moi = &opinfo;
Entry dummy = {0};
LDAPControl **preread_ctrl = NULL;
LDAPControl **postread_ctrl = NULL;
LDAPControl *ctrls[SLAP_MAX_RESPONSE_CONTROLS];
int num_ctrls = 0;
int numads = mdb->mi_numads;
Debug( LDAP_DEBUG_ARGS, LDAP_XSTRING(mdb_modify) ": %s\n",
op->o_req_dn.bv_val );
ctrls[num_ctrls] = NULL;
/* begin transaction */
rs->sr_err = mdb_opinfo_get( op, mdb, 0, &moi );
rs->sr_text = NULL;
if( rs->sr_err != 0 ) {
Debug( LDAP_DEBUG_TRACE,
LDAP_XSTRING(mdb_modify) ": txn_begin failed: "
"%s (%d)\n", mdb_strerror(rs->sr_err), rs->sr_err );
rs->sr_err = LDAP_OTHER;
rs->sr_text = "internal error";
goto return_results;
}
txn = moi->moi_txn;
/* Don't touch the opattrs, if this is a contextCSN update
* initiated from updatedn */
if ( !be_isupdate(op) || !op->orm_modlist || op->orm_modlist->sml_next ||
op->orm_modlist->sml_desc != slap_schema.si_ad_contextCSN ) {
slap_mods_opattrs( op, &op->orm_modlist, 1 );
}
/* get entry or ancestor */
rs->sr_err = mdb_dn2entry( op, txn, NULL, &op->o_req_ndn, &e, NULL, 1 );
if ( rs->sr_err != 0 ) {
Debug( LDAP_DEBUG_TRACE,
LDAP_XSTRING(mdb_modify) ": dn2entry failed (%d)\n",
rs->sr_err );
switch( rs->sr_err ) {
case MDB_NOTFOUND:
break;
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;
}
}
/* acquire and lock entry */
/* FIXME: dn2entry() should return non-glue entry */
if (( rs->sr_err == MDB_NOTFOUND ) ||
( !manageDSAit && e && is_entry_glue( e )))
{
if ( e != NULL ) {
rs->sr_matched = ch_strdup( e->e_dn );
if ( is_entry_referral( e )) {
BerVarray ref = get_entry_referrals( op, e );
rs->sr_ref = referral_rewrite( ref, &e->e_name,
&op->o_req_dn, LDAP_SCOPE_DEFAULT );
ber_bvarray_free( ref );
} else {
rs->sr_ref = NULL;
}
mdb_entry_return( op, e );
e = NULL;
} else {
rs->sr_ref = referral_rewrite( default_referral, NULL,
&op->o_req_dn, LDAP_SCOPE_DEFAULT );
}
rs->sr_flags = REP_MATCHED_MUSTBEFREED | REP_REF_MUSTBEFREED;
rs->sr_err = LDAP_REFERRAL;
send_ldap_result( op, rs );
goto done;
}
if ( !manageDSAit && is_entry_referral( e ) ) {
/* entry is a referral, don't allow modify */
rs->sr_ref = get_entry_referrals( op, e );
Debug( LDAP_DEBUG_TRACE,
LDAP_XSTRING(mdb_modify) ": entry is referral\n" );
rs->sr_err = LDAP_REFERRAL;
rs->sr_matched = e->e_name.bv_val;
rs->sr_flags = REP_REF_MUSTBEFREED;
send_ldap_result( op, rs );
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;
}
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(mdb_modify) ": pre-read "
"failed!\n" );
if ( op->o_preread & SLAP_CONTROL_CRITICAL ) {
/* FIXME: is it correct to abort
* operation if control fails? */
goto return_results;
}
}
}
/* Modify the entry */
dummy = *e;
rs->sr_err = mdb_modify_internal( op, txn, op->orm_modlist,
&dummy, &rs->sr_text, textbuf, textlen );
if( rs->sr_err != LDAP_SUCCESS ) {
Debug( LDAP_DEBUG_TRACE,
LDAP_XSTRING(mdb_modify) ": modify failed (%d)\n",
rs->sr_err );
/* Only free attrs if they were dup'd. */
if ( dummy.e_attrs == e->e_attrs ) dummy.e_attrs = NULL;
goto return_results;
}
/* change the entry itself */
rs->sr_err = mdb_id2entry_update( op, txn, NULL, &dummy );
if ( rs->sr_err != 0 ) {
Debug( LDAP_DEBUG_TRACE,
LDAP_XSTRING(mdb_modify) ": id2entry update failed " "(%d)\n",
rs->sr_err );
if ( rs->sr_err == LDAP_ADMINLIMIT_EXCEEDED ) {
rs->sr_text = "entry too big";
} else {
rs->sr_err = LDAP_OTHER;
rs->sr_text = "entry update 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(mdb_modify)
": post-read failed!\n" );
if ( op->o_postread & SLAP_CONTROL_CRITICAL ) {
/* FIXME: is it correct to abort
* operation if control fails? */
goto return_results;
}
}
}
/* Only free attrs if they were dup'd. */
if ( dummy.e_attrs == e->e_attrs ) dummy.e_attrs = NULL;
if( moi == &opinfo ) {
LDAP_SLIST_REMOVE( &op->o_extra, &opinfo.moi_oe, OpExtra, oe_next );
opinfo.moi_oe.oe_key = NULL;
if( op->o_noop ) {
mdb->mi_numads = numads;
mdb_txn_abort( txn );
rs->sr_err = LDAP_X_NO_OPERATION;
txn = NULL;
goto return_results;
} else {
rs->sr_err = mdb_txn_commit( txn );
if ( rs->sr_err )
mdb->mi_numads = numads;
txn = NULL;
}
}
if( rs->sr_err != 0 ) {
Debug( LDAP_DEBUG_ANY,
LDAP_XSTRING(mdb_modify) ": txn_%s failed: %s (%d)\n",
op->o_noop ? "abort (no-op)" : "commit",
mdb_strerror(rs->sr_err), rs->sr_err );
rs->sr_err = LDAP_OTHER;
rs->sr_text = "commit failed";
goto return_results;
}
Debug( LDAP_DEBUG_TRACE,
LDAP_XSTRING(mdb_modify) ": updated%s id=%08lx dn=\"%s\"\n",
op->o_noop ? " (no-op)" : "",
dummy.e_id, op->o_req_dn.bv_val );
rs->sr_err = LDAP_SUCCESS;
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 0
if( rs->sr_err == LDAP_SUCCESS && mdb->bi_txn_cp_kbyte ) {
TXN_CHECKPOINT( mdb->bi_dbenv,
mdb->bi_txn_cp_kbyte, mdb->bi_txn_cp_min, 0 );
}
#endif
done:
slap_graduate_commit_csn( op );
if( moi == &opinfo ) {
if( txn != NULL ) {
mdb->mi_numads = numads;
mdb_txn_abort( txn );
}
if ( opinfo.moi_oe.oe_key ) {
LDAP_SLIST_REMOVE( &op->o_extra, &opinfo.moi_oe, OpExtra, oe_next );
}
} else {
moi->moi_ref--;
}
if( e != NULL ) {
mdb_entry_return( op, e );
}
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 );
}
rs->sr_text = NULL;
return rs->sr_err;
}
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