void
ldap_back_map ( struct ldapmap *map, struct berval *s, struct berval *bv,
int remap )
{
struct ldapmapping *mapping;
int drop_missing;
/* map->map may be NULL when mapping is configured,
* but map->remap can't */
if ( map->remap == NULL ) {
*bv = *s;
return;
}
BER_BVZERO( bv );
drop_missing = ldap_back_mapping( map, s, &mapping, remap );
if ( mapping != NULL ) {
if ( !BER_BVISNULL( &mapping->dst ) ) {
*bv = mapping->dst;
}
return;
}
if ( !drop_missing ) {
*bv = *s;
}
}
int
meta_back_modify( Operation *op, SlapReply *rs )
{
metainfo_t *mi = ( metainfo_t * )op->o_bd->be_private;
metatarget_t *mt;
metaconn_t *mc;
int rc = 0;
LDAPMod **modv = NULL;
LDAPMod *mods = NULL;
Modifications *ml;
int candidate = -1, i;
int isupdate;
struct berval mdn = BER_BVNULL;
struct berval mapped;
dncookie dc;
int msgid;
ldap_back_send_t retrying = LDAP_BACK_RETRYING;
LDAPControl **ctrls = NULL;
mc = meta_back_getconn( op, rs, &candidate, LDAP_BACK_SENDERR );
if ( !mc || !meta_back_dobind( op, rs, mc, LDAP_BACK_SENDERR ) ) {
return rs->sr_err;
}
assert( mc->mc_conns[ candidate ].msc_ld != NULL );
/*
* Rewrite the modify dn, if needed
*/
mt = mi->mi_targets[ candidate ];
dc.target = mt;
dc.conn = op->o_conn;
dc.rs = rs;
dc.ctx = "modifyDN";
if ( ldap_back_dn_massage( &dc, &op->o_req_dn, &mdn ) ) {
send_ldap_result( op, rs );
goto cleanup;
}
for ( i = 0, ml = op->orm_modlist; ml; i++ ,ml = ml->sml_next )
;
mods = ch_malloc( sizeof( LDAPMod )*i );
if ( mods == NULL ) {
rs->sr_err = LDAP_OTHER;
send_ldap_result( op, rs );
goto cleanup;
}
modv = ( LDAPMod ** )ch_malloc( ( i + 1 )*sizeof( LDAPMod * ) );
if ( modv == NULL ) {
rs->sr_err = LDAP_OTHER;
send_ldap_result( op, rs );
goto cleanup;
}
dc.ctx = "modifyAttrDN";
isupdate = be_shadow_update( op );
for ( i = 0, ml = op->orm_modlist; ml; ml = ml->sml_next ) {
int j, is_oc = 0;
if ( !isupdate && !get_relax( op ) && ml->sml_desc->ad_type->sat_no_user_mod )
{
continue;
}
if ( ml->sml_desc == slap_schema.si_ad_objectClass
|| ml->sml_desc == slap_schema.si_ad_structuralObjectClass )
{
is_oc = 1;
mapped = ml->sml_desc->ad_cname;
} else {
ldap_back_map( &mt->mt_rwmap.rwm_at,
&ml->sml_desc->ad_cname, &mapped,
BACKLDAP_MAP );
if ( BER_BVISNULL( &mapped ) || BER_BVISEMPTY( &mapped ) ) {
continue;
}
}
modv[ i ] = &mods[ i ];
mods[ i ].mod_op = ml->sml_op | LDAP_MOD_BVALUES;
mods[ i ].mod_type = mapped.bv_val;
/*
* FIXME: dn-valued attrs should be rewritten
* to allow their use in ACLs at the back-ldap
* level.
*/
if ( ml->sml_values != NULL ) {
if ( is_oc ) {
for ( j = 0; !BER_BVISNULL( &ml->sml_values[ j ] ); j++ )
;
mods[ i ].mod_bvalues =
(struct berval **)ch_malloc( ( j + 1 ) *
sizeof( struct berval * ) );
for ( j = 0; !BER_BVISNULL( &ml->sml_values[ j ] ); ) {
struct ldapmapping *mapping;
ldap_back_mapping( &mt->mt_rwmap.rwm_oc,
&ml->sml_values[ j ], &mapping, BACKLDAP_MAP );
if ( mapping == NULL ) {
if ( mt->mt_rwmap.rwm_oc.drop_missing ) {
continue;
}
mods[ i ].mod_bvalues[ j ] = &ml->sml_values[ j ];
} else {
mods[ i ].mod_bvalues[ j ] = &mapping->dst;
}
j++;
}
mods[ i ].mod_bvalues[ j ] = NULL;
} else {
if ( ml->sml_desc->ad_type->sat_syntax ==
slap_schema.si_syn_distinguishedName )
{
( void )ldap_dnattr_rewrite( &dc, ml->sml_values );
if ( ml->sml_values == NULL ) {
continue;
}
}
for ( j = 0; !BER_BVISNULL( &ml->sml_values[ j ] ); j++ )
;
mods[ i ].mod_bvalues =
(struct berval **)ch_malloc( ( j + 1 ) *
sizeof( struct berval * ) );
for ( j = 0; !BER_BVISNULL( &ml->sml_values[ j ] ); j++ ) {
mods[ i ].mod_bvalues[ j ] = &ml->sml_values[ j ];
}
mods[ i ].mod_bvalues[ j ] = NULL;
}
} else {
mods[ i ].mod_bvalues = NULL;
}
i++;
}
modv[ i ] = 0;
retry:;
ctrls = op->o_ctrls;
rc = meta_back_controls_add( op, rs, mc, candidate, &ctrls );
if ( rc != LDAP_SUCCESS ) {
send_ldap_result( op, rs );
goto cleanup;
}
rs->sr_err = ldap_modify_ext( mc->mc_conns[ candidate ].msc_ld, mdn.bv_val,
modv, ctrls, NULL, &msgid );
rs->sr_err = meta_back_op_result( mc, op, rs, candidate, msgid,
mt->mt_timeout[ SLAP_OP_MODIFY ], ( LDAP_BACK_SENDRESULT | retrying ) );
if ( rs->sr_err == LDAP_UNAVAILABLE && retrying ) {
retrying &= ~LDAP_BACK_RETRYING;
if ( meta_back_retry( op, rs, &mc, candidate, LDAP_BACK_SENDERR ) ) {
/* if the identity changed, there might be need to re-authz */
(void)mi->mi_ldap_extra->controls_free( op, rs, &ctrls );
goto retry;
}
}
cleanup:;
(void)mi->mi_ldap_extra->controls_free( op, rs, &ctrls );
if ( mdn.bv_val != op->o_req_dn.bv_val ) {
free( mdn.bv_val );
BER_BVZERO( &mdn );
}
if ( modv != NULL ) {
for ( i = 0; modv[ i ]; i++ ) {
free( modv[ i ]->mod_bvalues );
}
}
free( mods );
free( modv );
if ( mc ) {
meta_back_release_conn( mi, mc );
}
return rs->sr_err;
}
int
meta_back_add( Operation *op, SlapReply *rs )
{
metainfo_t *mi = ( metainfo_t * )op->o_bd->be_private;
metatarget_t *mt;
metaconn_t *mc;
int i, candidate = -1;
int isupdate;
Attribute *a;
LDAPMod **attrs;
struct berval mdn = BER_BVNULL, mapped;
dncookie dc;
int msgid;
ldap_back_send_t retrying = LDAP_BACK_RETRYING;
LDAPControl **ctrls = NULL;
Debug(LDAP_DEBUG_ARGS, "==> meta_back_add: %s\n",
op->o_req_dn.bv_val );
/*
* get the current connection
*/
mc = meta_back_getconn( op, rs, &candidate, LDAP_BACK_SENDERR );
if ( !mc || !meta_back_dobind( op, rs, mc, LDAP_BACK_SENDERR ) ) {
return rs->sr_err;
}
assert( mc->mc_conns[ candidate ].msc_ld != NULL );
/*
* Rewrite the add dn, if needed
*/
mt = mi->mi_targets[ candidate ];
dc.target = mt;
dc.conn = op->o_conn;
dc.rs = rs;
dc.ctx = "addDN";
if ( ldap_back_dn_massage( &dc, &op->o_req_dn, &mdn ) ) {
send_ldap_result( op, rs );
goto done;
}
/* Count number of attributes in entry ( +1 ) */
for ( i = 1, a = op->ora_e->e_attrs; a; i++, a = a->a_next );
/* Create array of LDAPMods for ldap_add() */
attrs = ch_malloc( sizeof( LDAPMod * )*i );
dc.ctx = "addAttrDN";
isupdate = be_shadow_update( op );
for ( i = 0, a = op->ora_e->e_attrs; a; a = a->a_next ) {
int j, is_oc = 0;
if ( !isupdate && !get_relax( op ) && a->a_desc->ad_type->sat_no_user_mod )
{
continue;
}
if ( a->a_desc == slap_schema.si_ad_objectClass
|| a->a_desc == slap_schema.si_ad_structuralObjectClass )
{
is_oc = 1;
mapped = a->a_desc->ad_cname;
} else {
ldap_back_map( &mt->mt_rwmap.rwm_at,
&a->a_desc->ad_cname, &mapped, BACKLDAP_MAP );
if ( BER_BVISNULL( &mapped ) || BER_BVISEMPTY( &mapped ) ) {
continue;
}
}
attrs[ i ] = ch_malloc( sizeof( LDAPMod ) );
if ( attrs[ i ] == NULL ) {
continue;
}
attrs[ i ]->mod_op = LDAP_MOD_BVALUES;
attrs[ i ]->mod_type = mapped.bv_val;
if ( is_oc ) {
for ( j = 0; !BER_BVISNULL( &a->a_vals[ j ] ); j++ )
;
attrs[ i ]->mod_bvalues =
(struct berval **)ch_malloc( ( j + 1 ) *
sizeof( struct berval * ) );
for ( j = 0; !BER_BVISNULL( &a->a_vals[ j ] ); ) {
struct ldapmapping *mapping;
ldap_back_mapping( &mt->mt_rwmap.rwm_oc,
&a->a_vals[ j ], &mapping, BACKLDAP_MAP );
if ( mapping == NULL ) {
if ( mt->mt_rwmap.rwm_oc.drop_missing ) {
continue;
}
attrs[ i ]->mod_bvalues[ j ] = &a->a_vals[ j ];
} else {
attrs[ i ]->mod_bvalues[ j ] = &mapping->dst;
}
j++;
}
attrs[ i ]->mod_bvalues[ j ] = NULL;
} else {
/*
* FIXME: dn-valued attrs should be rewritten
* to allow their use in ACLs at the back-ldap
* level.
*/
if ( a->a_desc->ad_type->sat_syntax ==
slap_schema.si_syn_distinguishedName )
{
(void)ldap_dnattr_rewrite( &dc, a->a_vals );
if ( a->a_vals == NULL ) {
continue;
}
}
for ( j = 0; !BER_BVISNULL( &a->a_vals[ j ] ); j++ )
;
attrs[ i ]->mod_bvalues = ch_malloc( ( j + 1 ) * sizeof( struct berval * ) );
for ( j = 0; !BER_BVISNULL( &a->a_vals[ j ] ); j++ ) {
attrs[ i ]->mod_bvalues[ j ] = &a->a_vals[ j ];
}
attrs[ i ]->mod_bvalues[ j ] = NULL;
}
i++;
}
attrs[ i ] = NULL;
retry:;
ctrls = op->o_ctrls;
if ( meta_back_controls_add( op, rs, mc, candidate, &ctrls ) != LDAP_SUCCESS )
{
send_ldap_result( op, rs );
goto cleanup;
}
rs->sr_err = ldap_add_ext( mc->mc_conns[ candidate ].msc_ld, mdn.bv_val,
attrs, ctrls, NULL, &msgid );
rs->sr_err = meta_back_op_result( mc, op, rs, candidate, msgid,
mt->mt_timeout[ SLAP_OP_ADD ], ( LDAP_BACK_SENDRESULT | retrying ) );
if ( rs->sr_err == LDAP_UNAVAILABLE && retrying ) {
retrying &= ~LDAP_BACK_RETRYING;
if ( meta_back_retry( op, rs, &mc, candidate, LDAP_BACK_SENDERR ) ) {
/* if the identity changed, there might be need to re-authz */
(void)mi->mi_ldap_extra->controls_free( op, rs, &ctrls );
goto retry;
}
}
cleanup:;
(void)mi->mi_ldap_extra->controls_free( op, rs, &ctrls );
for ( --i; i >= 0; --i ) {
free( attrs[ i ]->mod_bvalues );
free( attrs[ i ] );
}
free( attrs );
if ( mdn.bv_val != op->ora_e->e_dn ) {
free( mdn.bv_val );
BER_BVZERO( &mdn );
}
done:;
if ( mc ) {
meta_back_release_conn( mi, mc );
}
return rs->sr_err;
}
