/* return 0 IFF op_dn is a value in group_at (member) attribute
* of entry with gr_dn AND that entry has an objectClass
* value of group_oc (groupOfNames)
*/
int
ldap_back_group(
Backend *be,
Connection *conn,
Operation *op,
Entry *target,
struct berval *gr_ndn,
struct berval *op_ndn,
ObjectClass *group_oc,
AttributeDescription* group_at
)
{
struct ldapinfo *li = (struct ldapinfo *) be->be_private;
int rc = 1;
Attribute *attr;
LDAPMessage *result;
char *gattr[2];
char *filter = NULL, *ptr;
LDAP *ld;
struct berval mop_ndn = { 0, NULL }, mgr_ndn = { 0, NULL };
AttributeDescription *ad_objectClass = slap_schema.si_ad_objectClass;
struct berval group_oc_name = {0, NULL};
struct berval group_at_name = group_at->ad_cname;
if( group_oc->soc_names && group_oc->soc_names[0] ) {
group_oc_name.bv_val = group_oc->soc_names[0];
} else {
group_oc_name.bv_val = group_oc->soc_oid;
}
if (group_oc_name.bv_val)
group_oc_name.bv_len = strlen(group_oc_name.bv_val);
if (target != NULL && dn_match( &target->e_nname, gr_ndn ) ) {
/* we already have a copy of the entry */
/* attribute and objectclass mapping has already been done */
/*
* first we need to check if the objectClass attribute
* has been retieved; otherwise we need to repeat the search
*/
attr = attr_find( target->e_attrs, ad_objectClass );
if ( attr != NULL ) {
/*
* Now we can check for the group objectClass value
*/
if( !is_entry_objectclass( target, group_oc, 0 ) ) {
return(1);
}
/*
* This part has been reworked: the group attr compare
* fails only if the attribute is PRESENT but the value
* is NOT PRESENT; if the attribute is NOT PRESENT, the
* search must be repeated as well.
* This may happen if a search for an entry has already
* been performed (target is not null) but the group
* attribute has not been required
*/
if ((attr = attr_find(target->e_attrs, group_at)) != NULL) {
if( value_find_ex( group_at, SLAP_MR_VALUE_NORMALIZED_MATCH,
attr->a_vals, op_ndn ) != LDAP_SUCCESS )
return(1);
return(0);
} /* else: repeat the search */
} /* else: repeat the search */
} /* else: do the search */
/*
* Rewrite the op ndn if needed
*/
#ifdef ENABLE_REWRITE
switch ( rewrite_session( li->rwinfo, "bindDn",
op_ndn->bv_val, conn, &mop_ndn.bv_val ) ) {
case REWRITE_REGEXEC_OK:
if ( mop_ndn.bv_val == NULL ) {
mop_ndn = *op_ndn;
}
#ifdef NEW_LOGGING
LDAP_LOG( BACK_LDAP, DETAIL1,
"[rw] bindDn (op ndn in group): \"%s\" -> \"%s\"\n",
op_ndn->bv_val, mop_ndn.bv_val, 0 );
#else /* !NEW_LOGGING */
Debug( LDAP_DEBUG_ARGS,
"rw> bindDn (op ndn in group): \"%s\" -> \"%s\"\n%s",
op_ndn->bv_val, mop_ndn.bv_val, "" );
#endif /* !NEW_LOGGING */
break;
case REWRITE_REGEXEC_UNWILLING:
case REWRITE_REGEXEC_ERR:
goto cleanup;
}
/*
* Rewrite the gr ndn if needed
*/
switch ( rewrite_session( li->rwinfo, "searchBase",
gr_ndn->bv_val, conn, &mgr_ndn.bv_val ) ) {
case REWRITE_REGEXEC_OK:
if ( mgr_ndn.bv_val == NULL ) {
mgr_ndn = *gr_ndn;
}
#ifdef NEW_LOGGING
LDAP_LOG( BACK_LDAP, DETAIL1,
"[rw] searchBase (gr ndn in group): \"%s\" -> \"%s\"\n%s",
gr_ndn->bv_val, mgr_ndn.bv_val, "" );
#else /* !NEW_LOGGING */
Debug( LDAP_DEBUG_ARGS,
"rw> searchBase (gr ndn in group):"
" \"%s\" -> \"%s\"\n%s",
gr_ndn->bv_val, mgr_ndn.bv_val, "" );
#endif /* !NEW_LOGGING */
break;
case REWRITE_REGEXEC_UNWILLING:
case REWRITE_REGEXEC_ERR:
goto cleanup;
}
#else /* !ENABLE_REWRITE */
ldap_back_dn_massage( li, op_ndn, &mop_ndn, 1, 1 );
if ( mop_ndn.bv_val == NULL ) {
goto cleanup;
}
ldap_back_dn_massage( li, gr_ndn, &mgr_ndn, 1, 1 );
if ( mgr_ndn.bv_val == NULL ) {
goto cleanup;
}
#endif /* !ENABLE_REWRITE */
ldap_back_map(&li->oc_map, &group_oc_name, &group_oc_name,
BACKLDAP_MAP);
if (group_oc_name.bv_val == NULL || group_oc_name.bv_val[0] == '\0')
goto cleanup;
ldap_back_map(&li->at_map, &group_at_name, &group_at_name,
BACKLDAP_MAP);
if (group_at_name.bv_val == NULL || group_at_name.bv_val[0] == '\0')
goto cleanup;
filter = ch_malloc(sizeof("(&(objectclass=)(=))")
+ group_oc_name.bv_len
+ group_at_name.bv_len
+ mop_ndn.bv_len + 1);
if (filter == NULL)
goto cleanup;
if (ldap_initialize(&ld, li->url) != LDAP_SUCCESS) {
goto cleanup;
}
if (ldap_bind_s(ld, li->binddn, li->bindpw, LDAP_AUTH_SIMPLE)
!= LDAP_SUCCESS) {
goto cleanup;
}
ptr = lutil_strcopy(filter, "(&(objectclass=");
ptr = lutil_strcopy(ptr, group_oc_name.bv_val);
ptr = lutil_strcopy(ptr, ")(");
ptr = lutil_strcopy(ptr, group_at_name.bv_val);
ptr = lutil_strcopy(ptr, "=");
ptr = lutil_strcopy(ptr, mop_ndn.bv_val);
strcpy(ptr, "))");
gattr[0] = "objectclass";
gattr[1] = NULL;
if (ldap_search_ext_s(ld, mgr_ndn.bv_val, LDAP_SCOPE_BASE, filter,
gattr, 0, NULL, NULL, LDAP_NO_LIMIT,
LDAP_NO_LIMIT, &result) == LDAP_SUCCESS) {
if (ldap_first_entry(ld, result) != NULL)
rc = 0;
ldap_msgfree(result);
}
cleanup:;
if ( ld != NULL ) {
ldap_unbind(ld);
}
ch_free(filter);
if ( mop_ndn.bv_val != op_ndn->bv_val ) {
free( mop_ndn.bv_val );
}
if ( mgr_ndn.bv_val != gr_ndn->bv_val ) {
free( mgr_ndn.bv_val );
}
return(rc);
}
/*
* massages "in" into "dn"
*
* "dn" may contain the value of "in" if no massage occurred
*/
int
rwm_dn_massage(
dncookie *dc,
struct berval *in,
struct berval *dn
)
{
int rc = 0;
struct berval mdn;
static char *dmy = "";
char *in_val;
assert( dc != NULL );
assert( in != NULL );
assert( dn != NULL );
/* protect from NULL berval */
in_val = in->bv_val ? in->bv_val : dmy;
rc = rewrite_session( dc->rwmap->rwm_rw, dc->ctx,
in_val, dc->conn, &mdn.bv_val );
switch ( rc ) {
case REWRITE_REGEXEC_OK:
if ( !BER_BVISNULL( &mdn ) && mdn.bv_val != in_val ) {
mdn.bv_len = strlen( mdn.bv_val );
*dn = mdn;
} else {
dn->bv_len = in->bv_len;
dn->bv_val = in_val;
}
rc = LDAP_SUCCESS;
Debug( LDAP_DEBUG_ARGS,
"[rw] %s: \"%s\" -> \"%s\"\n",
dc->ctx, in_val, dn->bv_val );
break;
case REWRITE_REGEXEC_UNWILLING:
if ( dc->rs ) {
dc->rs->sr_err = LDAP_UNWILLING_TO_PERFORM;
dc->rs->sr_text = "Operation not allowed";
}
rc = LDAP_UNWILLING_TO_PERFORM;
break;
case REWRITE_REGEXEC_ERR:
if ( dc->rs ) {
dc->rs->sr_err = LDAP_OTHER;
dc->rs->sr_text = "Rewrite error";
}
rc = LDAP_OTHER;
break;
}
if ( mdn.bv_val == dmy ) {
BER_BVZERO( &mdn );
}
if ( dn->bv_val == dmy ) {
BER_BVZERO( dn );
}
return rc;
}
/*
* init_one_conn
*
* Initializes one connection
*/
static int
init_one_conn(
Connection *conn,
Operation *op,
struct metatarget *lt,
struct metasingleconn *lsc
)
{
int err, vers;
/*
* Already init'ed
*/
if ( lsc->ld != NULL ) {
return LDAP_SUCCESS;
}
/*
* Attempts to initialize the connection to the target ds
*/
err = ldap_initialize( &lsc->ld, lt->uri );
if ( err != LDAP_SUCCESS ) {
return ldap_back_map_result( err );
}
/*
* Set LDAP version. This will always succeed: If the client
* bound with a particular version, then so can we.
*/
vers = conn->c_protocol;
ldap_set_option( lsc->ld, LDAP_OPT_PROTOCOL_VERSION, &vers );
/*
* Sets a cookie for the rewrite session
*/
( void )rewrite_session_init( lt->rwinfo, conn );
/*
* If the connection dn is not null, an attempt to rewrite it is made
*/
if ( conn->c_dn.bv_len != 0 ) {
/*
* Rewrite the bind dn if needed
*/
lsc->bound_dn.bv_val = NULL;
switch ( rewrite_session( lt->rwinfo, "bindDn",
conn->c_dn.bv_val, conn,
&lsc->bound_dn.bv_val ) ) {
case REWRITE_REGEXEC_OK:
if ( lsc->bound_dn.bv_val == NULL ) {
ber_dupbv( &lsc->bound_dn, &conn->c_dn );
}
#ifdef NEW_LOGGING
LDAP_LOG( BACK_META, DETAIL1,
"[rw] bindDn: \"%s\" -> \"%s\"\n",
conn->c_dn.bv_val, lsc->bound_dn.bv_val, 0 );
#else /* !NEW_LOGGING */
Debug( LDAP_DEBUG_ARGS,
"rw> bindDn: \"%s\" -> \"%s\"\n",
conn->c_dn.bv_val, lsc->bound_dn.bv_val, 0 );
#endif /* !NEW_LOGGING */
break;
case REWRITE_REGEXEC_UNWILLING:
send_ldap_result( conn, op,
LDAP_UNWILLING_TO_PERFORM,
NULL, "Operation not allowed",
NULL, NULL );
return LDAP_UNWILLING_TO_PERFORM;
case REWRITE_REGEXEC_ERR:
send_ldap_result( conn, op,
LDAP_OTHER,
NULL, "Rewrite error",
NULL, NULL );
return LDAP_OTHER;
}
assert( lsc->bound_dn.bv_val );
} else {
ber_str2bv( "", 0, 1, &lsc->bound_dn );
}
lsc->bound = META_UNBOUND;
/*
* The candidate is activated
*/
lsc->candidate = META_CANDIDATE;
return LDAP_SUCCESS;
}
int
rwm_filter_map_rewrite(
Operation *op,
dncookie *dc,
Filter *f,
struct berval *fstr )
{
int rc;
dncookie fdc;
struct berval ftmp;
rc = rwm_int_filter_map_rewrite( op, dc, f, fstr );
if ( rc != 0 ) {
return rc;
}
fdc = *dc;
ftmp = *fstr;
fdc.ctx = "searchFilter";
switch ( rewrite_session( fdc.rwmap->rwm_rw, fdc.ctx,
( !BER_BVISEMPTY( &ftmp ) ? ftmp.bv_val : "" ),
fdc.conn, &fstr->bv_val ) )
{
case REWRITE_REGEXEC_OK:
if ( !BER_BVISNULL( fstr ) ) {
fstr->bv_len = strlen( fstr->bv_val );
} else {
*fstr = ftmp;
}
Debug( LDAP_DEBUG_ARGS,
"[rw] %s: \"%s\" -> \"%s\"\n",
fdc.ctx, ftmp.bv_val, fstr->bv_val );
if ( fstr->bv_val != ftmp.bv_val ) {
ber_bvreplace_x( &ftmp, fstr, op->o_tmpmemctx );
ch_free( fstr->bv_val );
*fstr = ftmp;
}
rc = LDAP_SUCCESS;
break;
case REWRITE_REGEXEC_UNWILLING:
if ( fdc.rs ) {
fdc.rs->sr_err = LDAP_UNWILLING_TO_PERFORM;
fdc.rs->sr_text = "Operation not allowed";
}
op->o_tmpfree( ftmp.bv_val, op->o_tmpmemctx );
rc = LDAP_UNWILLING_TO_PERFORM;
break;
case REWRITE_REGEXEC_ERR:
if ( fdc.rs ) {
fdc.rs->sr_err = LDAP_OTHER;
fdc.rs->sr_text = "Rewrite error";
}
op->o_tmpfree( ftmp.bv_val, op->o_tmpmemctx );
rc = LDAP_OTHER;
break;
}
return rc;
}
int
ldap_back_filter_map_rewrite(
dncookie *dc,
Filter *f,
struct berval *fstr,
int remap,
void *memctx )
{
int rc;
dncookie fdc;
struct berval ftmp;
static char *dmy = "";
rc = ldap_back_int_filter_map_rewrite( dc, f, fstr, remap, memctx );
#ifdef ENABLE_REWRITE
if ( rc != LDAP_SUCCESS ) {
return rc;
}
fdc = *dc;
ftmp = *fstr;
fdc.ctx = "searchFilter";
switch ( rewrite_session( fdc.target->mt_rwmap.rwm_rw, fdc.ctx,
( !BER_BVISEMPTY( &ftmp ) ? ftmp.bv_val : dmy ),
fdc.conn, &fstr->bv_val ) )
{
case REWRITE_REGEXEC_OK:
if ( !BER_BVISNULL( fstr ) ) {
fstr->bv_len = strlen( fstr->bv_val );
} else {
*fstr = ftmp;
}
Debug( LDAP_DEBUG_ARGS,
"[rw] %s: \"%s\" -> \"%s\"\n",
fdc.ctx, BER_BVISNULL( &ftmp ) ? "" : ftmp.bv_val,
BER_BVISNULL( fstr ) ? "" : fstr->bv_val );
rc = LDAP_SUCCESS;
break;
case REWRITE_REGEXEC_UNWILLING:
if ( fdc.rs ) {
fdc.rs->sr_err = LDAP_UNWILLING_TO_PERFORM;
fdc.rs->sr_text = "Operation not allowed";
}
rc = LDAP_UNWILLING_TO_PERFORM;
break;
case REWRITE_REGEXEC_ERR:
if ( fdc.rs ) {
fdc.rs->sr_err = LDAP_OTHER;
fdc.rs->sr_text = "Rewrite error";
}
rc = LDAP_OTHER;
break;
}
if ( fstr->bv_val == dmy ) {
BER_BVZERO( fstr );
} else if ( fstr->bv_val != ftmp.bv_val ) {
/* NOTE: need to realloc mapped filter on slab
* and free the original one, until librewrite
* becomes slab-aware
*/
ber_dupbv_x( &ftmp, fstr, memctx );
ch_free( fstr->bv_val );
*fstr = ftmp;
}
#endif /* ENABLE_REWRITE */
return rc;
}
int
meta_back_compare(
Backend *be,
Connection *conn,
Operation *op,
struct berval *dn,
struct berval *ndn,
AttributeAssertion *ava
)
{
struct metainfo *li = ( struct metainfo * )be->be_private;
struct metaconn *lc;
struct metasingleconn *lsc;
char *match = NULL, *err = NULL, *mmatch = NULL;
int candidates = 0, last = 0, i, count, rc;
int cres = LDAP_SUCCESS, rres = LDAP_SUCCESS;
int *msgid;
lc = meta_back_getconn( li, conn, op, META_OP_ALLOW_MULTIPLE,
ndn, NULL );
if ( !lc || !meta_back_dobind( lc, op ) ) {
send_ldap_result( conn, op, LDAP_OTHER,
NULL, NULL, NULL, NULL );
return -1;
}
msgid = ch_calloc( sizeof( int ), li->ntargets );
if ( msgid == NULL ) {
return -1;
}
/*
* start an asynchronous compare for each candidate target
*/
for ( i = 0, lsc = lc->conns; !META_LAST(lsc); ++i, ++lsc ) {
char *mdn = NULL;
struct berval mapped_attr = ava->aa_desc->ad_cname;
struct berval mapped_value = ava->aa_value;
if ( lsc->candidate != META_CANDIDATE ) {
msgid[ i ] = -1;
continue;
}
/*
* Rewrite the compare dn, if needed
*/
switch ( rewrite_session( li->targets[ i ]->rwinfo,
"compareDn",
dn->bv_val, conn, &mdn ) ) {
case REWRITE_REGEXEC_OK:
if ( mdn == NULL ) {
mdn = ( char * )dn->bv_val;
}
#ifdef NEW_LOGGING
LDAP_LOG( BACK_META, DETAIL1,
"[rw] compareDn: \"%s\" -> \"%s\"\n", dn->bv_val, mdn, 0 );
#else /* !NEW_LOGGING */
Debug( LDAP_DEBUG_ARGS,
"rw> compareDn: \"%s\" -> \"%s\"\n%s",
dn->bv_val, mdn, "" );
#endif /* !NEW_LOGGING */
break;
case REWRITE_REGEXEC_UNWILLING:
send_ldap_result( conn, op, LDAP_UNWILLING_TO_PERFORM,
NULL, "Operation not allowed",
NULL, NULL );
return -1;
case REWRITE_REGEXEC_ERR:
send_ldap_result( conn, op, LDAP_OTHER,
NULL, "Rewrite error",
NULL, NULL );
return -1;
}
/*
* if attr is objectClass, try to remap the value
*/
if ( ava->aa_desc == slap_schema.si_ad_objectClass ) {
ldap_back_map( &li->targets[ i ]->oc_map,
&ava->aa_value, &mapped_value,
BACKLDAP_MAP );
if ( mapped_value.bv_val == NULL || mapped_value.bv_val[0] == '\0' ) {
continue;
}
/*
* else try to remap the attribute
*/
} else {
ldap_back_map( &li->targets[ i ]->at_map,
&ava->aa_desc->ad_cname, &mapped_attr,
BACKLDAP_MAP );
if ( mapped_attr.bv_val == NULL || mapped_attr.bv_val[0] == '\0' ) {
continue;
}
}
/*
* the compare op is spawned across the targets and the first
* that returns determines the result; a constraint on unicity
* of the result ought to be enforced
*/
msgid[ i ] = ldap_compare( lc->conns[ i ].ld, mdn,
mapped_attr.bv_val, mapped_value.bv_val );
if ( mdn != dn->bv_val ) {
free( mdn );
}
if ( mapped_attr.bv_val != ava->aa_desc->ad_cname.bv_val ) {
free( mapped_attr.bv_val );
}
if ( mapped_value.bv_val != ava->aa_value.bv_val ) {
free( mapped_value.bv_val );
}
if ( msgid[ i ] == -1 ) {
continue;
}
++candidates;
}
/*
* wait for replies
*/
for ( rc = 0, count = 0; candidates > 0; ) {
/*
* FIXME: should we check for abandon?
*/
for ( i = 0, lsc = lc->conns; !META_LAST(lsc); lsc++, i++ ) {
int lrc;
LDAPMessage *res = NULL;
if ( msgid[ i ] == -1 ) {
continue;
}
lrc = ldap_result( lsc->ld, msgid[ i ],
0, NULL, &res );
if ( lrc == 0 ) {
/*
* FIXME: should we yield?
*/
if ( res ) {
ldap_msgfree( res );
}
continue;
} else if ( lrc == LDAP_RES_COMPARE ) {
if ( count > 0 ) {
rres = LDAP_OTHER;
rc = -1;
goto finish;
}
cres = ldap_result2error( lsc->ld, res, 1 );
switch ( cres ) {
case LDAP_COMPARE_TRUE:
case LDAP_COMPARE_FALSE:
/*
* true or flase, got it;
* sending to cache ...
*/
if ( li->cache.ttl != META_DNCACHE_DISABLED ) {
( void )meta_dncache_update_entry( &li->cache, ndn, i );
}
count++;
rc = 0;
break;
default:
rres = ldap_back_map_result( cres );
if ( err != NULL ) {
free( err );
}
ldap_get_option( lsc->ld,
LDAP_OPT_ERROR_STRING, &err );
if ( match != NULL ) {
free( match );
}
ldap_get_option( lsc->ld,
LDAP_OPT_MATCHED_DN, &match );
last = i;
break;
}
msgid[ i ] = -1;
--candidates;
} else {
msgid[ i ] = -1;
--candidates;
if ( res ) {
ldap_msgfree( res );
}
break;
}
}
}
finish:;
/*
* Rewrite the matched portion of the search base, if required
*
* FIXME: only the last one gets caught!
*/
if ( count == 1 ) {
if ( match != NULL ) {
free( match );
match = NULL;
}
/*
* the result of the compare is assigned to the res code
* that will be returned
*/
rres = cres;
} else if ( match != NULL ) {
/*
* At least one compare failed with matched portion,
* and none was successful
*/
switch ( rewrite_session( li->targets[ last ]->rwinfo,
"matchedDn", match, conn, &mmatch ) ) {
case REWRITE_REGEXEC_OK:
if ( mmatch == NULL ) {
mmatch = ( char * )match;
}
#ifdef NEW_LOGGING
LDAP_LOG( BACK_META, DETAIL1,
"[rw] matchedDn: \"%s\" -> \"%s\"\n", match, mmatch, 0 );
#else /* !NEW_LOGGING */
Debug( LDAP_DEBUG_ARGS, "rw> matchedDn:"
" \"%s\" -> \"%s\"\n%s",
match, mmatch, "" );
#endif /* !NEW_LOGGING */
break;
case REWRITE_REGEXEC_UNWILLING:
send_ldap_result( conn, op, LDAP_UNWILLING_TO_PERFORM,
NULL, "Operation not allowed",
NULL, NULL );
rc = -1;
goto cleanup;
case REWRITE_REGEXEC_ERR:
send_ldap_result( conn, op, LDAP_OTHER,
NULL, "Rewrite error",
NULL, NULL );
rc = -1;
goto cleanup;
}
}
send_ldap_result( conn, op, rres, mmatch, err, NULL, NULL );
cleanup:;
if ( match != NULL ) {
if ( mmatch != match ) {
free( mmatch );
}
free( match );
}
if ( msgid ) {
free( msgid );
}
return rc;
}
static void
apply(
FILE *fin,
const char *rewriteContext,
const char *arg
)
{
struct rewrite_info *info;
char *string, *sep, *result = NULL;
int rc;
void *cookie = &info;
info = rewrite_info_init( REWRITE_MODE_ERR );
if ( rewrite_read( fin, info ) != 0 ) {
exit( EXIT_FAILURE );
}
rewrite_param_set( info, "prog", "rewrite" );
rewrite_session_init( info, cookie );
string = (char *)arg;
for ( sep = strchr( rewriteContext, ',' );
rewriteContext != NULL;
rewriteContext = sep,
sep ? sep = strchr( rewriteContext, ',' ) : NULL )
{
char *errmsg = "";
if ( sep != NULL ) {
sep[ 0 ] = '\0';
sep++;
}
/* rc = rewrite( info, rewriteContext, string, &result ); */
rc = rewrite_session( info, rewriteContext, string,
cookie, &result );
switch ( rc ) {
case REWRITE_REGEXEC_OK:
errmsg = "ok";
break;
case REWRITE_REGEXEC_ERR:
errmsg = "error";
break;
case REWRITE_REGEXEC_STOP:
errmsg = "stop";
break;
case REWRITE_REGEXEC_UNWILLING:
errmsg = "unwilling to perform";
break;
default:
if (rc >= REWRITE_REGEXEC_USER) {
errmsg = "user-defined";
} else {
errmsg = "unknown";
}
break;
}
fprintf( stdout, "%s -> %s [%d:%s]\n", string,
( result ? result : "(null)" ),
rc, errmsg );
if ( result == NULL ) {
break;
}
if ( string != arg && string != result ) {
free( string );
}
string = result;
}
if ( result && result != arg ) {
free( result );
}
rewrite_session_delete( info, cookie );
rewrite_info_delete( &info );
}
int
meta_back_modify(
Backend *be,
Connection *conn,
Operation *op,
struct berval *dn,
struct berval *ndn,
Modifications *modlist
)
{
struct metainfo *li = ( struct metainfo * )be->be_private;
struct metaconn *lc;
LDAPMod **modv;
LDAPMod *mods;
Modifications *ml;
int candidate = -1, i;
char *mdn;
struct berval mapped;
lc = meta_back_getconn( li, conn, op, META_OP_REQUIRE_SINGLE,
ndn, &candidate );
if ( !lc || !meta_back_dobind( lc, op )
|| !meta_back_is_valid( lc, candidate ) ) {
send_ldap_result( conn, op, LDAP_OTHER,
NULL, NULL, NULL, NULL );
return -1;
}
/*
* Rewrite the modify dn, if needed
*/
switch ( rewrite_session( li->targets[ candidate ]->rwinfo,
"modifyDn", dn->bv_val, conn, &mdn ) ) {
case REWRITE_REGEXEC_OK:
if ( mdn == NULL ) {
mdn = ( char * )dn->bv_val;
}
#ifdef NEW_LOGGING
LDAP_LOG( BACK_META, DETAIL1,
"[rw] modifyDn: \"%s\" -> \"%s\"\n", dn->bv_val, mdn, 0 );
#else /* !NEW_LOGGING */
Debug( LDAP_DEBUG_ARGS, "rw> modifyDn: \"%s\" -> \"%s\"\n%s",
dn->bv_val, mdn, "" );
#endif /* !NEW_LOGGING */
break;
case REWRITE_REGEXEC_UNWILLING:
send_ldap_result( conn, op, LDAP_UNWILLING_TO_PERFORM,
NULL, "Operation not allowed", NULL, NULL );
return -1;
case REWRITE_REGEXEC_ERR:
send_ldap_result( conn, op, LDAP_OTHER,
NULL, "Rewrite error", NULL, NULL );
return -1;
}
for ( i = 0, ml = modlist; ml; i++ ,ml = ml->sml_next )
;
mods = ch_malloc( sizeof( LDAPMod )*i );
if ( mods == NULL ) {
if ( mdn != dn->bv_val ) {
free( mdn );
}
return -1;
}
modv = ( LDAPMod ** )ch_malloc( ( i + 1 )*sizeof( LDAPMod * ) );
if ( modv == NULL ) {
free( mods );
if ( mdn != dn->bv_val ) {
free( mdn );
}
return -1;
}
for ( i = 0, ml = modlist; ml; ml = ml->sml_next ) {
int j;
if ( ml->sml_desc->ad_type->sat_no_user_mod ) {
continue;
}
ldap_back_map( &li->targets[ candidate ]->at_map,
&ml->sml_desc->ad_cname, &mapped,
BACKLDAP_MAP );
if ( mapped.bv_val == NULL || mapped.bv_val[0] == '\0' ) {
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 ( strcmp( ml->sml_desc->ad_type->sat_syntax->ssyn_oid,
SLAPD_DN_SYNTAX ) == 0 ) {
ldap_dnattr_rewrite(
li->targets[ candidate ]->rwinfo,
ml->sml_bvalues, conn );
}
if ( ml->sml_bvalues != NULL ){
for (j = 0; ml->sml_bvalues[ j ].bv_val; j++);
mods[ i ].mod_bvalues = (struct berval **)ch_malloc((j+1) *
sizeof(struct berval *));
for (j = 0; ml->sml_bvalues[ j ].bv_val; j++)
mods[ i ].mod_bvalues[ j ] = &ml->sml_bvalues[j];
mods[ i ].mod_bvalues[ j ] = NULL;
} else {
mods[ i ].mod_bvalues = NULL;
}
i++;
}
modv[ i ] = 0;
ldap_modify_s( lc->conns[ candidate ].ld, mdn, modv );
if ( mdn != dn->bv_val ) {
free( mdn );
}
for ( i=0; modv[ i ]; i++)
free( modv[ i ]->mod_bvalues );
free( mods );
free( modv );
return meta_back_op_result( lc, op );
}