-/*
- * Copyright 1998-2001 The OpenLDAP Foundation, All Rights Reserved.
- * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
+/* $OpenLDAP$ */
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
+ *
+ * Copyright 1999-2003 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>.
+ */
+/* ACKNOWLEDGEMENTS:
+ * This work was initially developed by the Howard Chu for inclusion
+ * in OpenLDAP Software and subsequently enhanced by Pierangelo
+ * Masarati.
+ */
+/* This is an altered version */
+/*
* Copyright 2001, Pierangelo Masarati, All rights reserved. <ando@sys-net.it>
*
* This work has been developed to fulfill the requirements
#include "../back-ldap/back-ldap.h"
#include "back-meta.h"
#include "ldap_pvt.h"
+#undef ldap_debug /* silence a warning in ldap-int.h */
+#include "ldap_log.h"
+#include "../../../libraries/libldap/ldap-int.h"
-static void
+static int
meta_send_entry(
- Backend *be,
Operation *op,
+ SlapReply *rs,
struct metaconn *lc,
int i,
- LDAPMessage *e,
- char **attrs,
- int attrsonly
+ LDAPMessage *e
);
static int
is_one_level_rdn(
- const char *rdn,
- int len
+ const char *rdn,
+ int from
);
int
-meta_back_search(
- Backend *be,
- Connection *conn,
- Operation *op,
- const char *base,
- const char *nbase,
- int scope,
- int deref,
- int size,
- int time,
- Filter *filter,
- const char *filterstr,
- char **attrs,
- int attrsonly
-)
+meta_back_search( Operation *op, SlapReply *rs )
{
- struct metainfo *li = ( struct metainfo * )be->be_private;
+ struct metainfo *li = ( struct metainfo * )op->o_bd->be_private;
struct metaconn *lc;
- struct metasingleconn **lsc;
- struct timeval tv;
+ struct metasingleconn *lsc;
+ struct timeval tv = { 0, 0 };
LDAPMessage *res, *e;
- int count, rc = 0, *msgid, sres = LDAP_NO_SUCH_OBJECT;
- char *match = NULL, *err = NULL;
- char *mbase = NULL, *mfilter = NULL, *mmatch = NULL,
- *mapped_filter = NULL, **mapped_attrs = NULL;
+ int rc = 0, *msgid, sres = LDAP_NO_SUCH_OBJECT;
+ char *err = NULL;
+ struct berval match = { 0, NULL }, mmatch = { 0, NULL };
+ BerVarray v2refs = NULL;
- int i, last = 0, candidates = 0, nbaselen, op_type;
+ int i, last = 0, candidates = 0, initial_candidates = 0,
+ candidate_match = 0;
+ struct slap_limits_set *limit = NULL;
+ int isroot = 0;
+ dncookie dc;
- if ( scope == LDAP_SCOPE_BASE ) {
- op_type = META_OP_REQUIRE_SINGLE;
- } else {
- op_type = META_OP_ALLOW_MULTIPLE;
+ cache_manager* cm = li->cm;
+
+ if (cm->caching) {
+ return meta_back_cache_search(op, rs);
}
- lc = meta_back_getconn( li, conn, op, op_type, nbase, NULL );
- if ( !lc || !meta_back_dobind( lc, op ) ) {
+ /*
+ * controls are set in ldap_back_dobind()
+ *
+ * FIXME: in case of values return filter, we might want
+ * to map attrs and maybe rewrite value
+ */
+ lc = meta_back_getconn( op, rs, META_OP_ALLOW_MULTIPLE,
+ &op->o_req_ndn, NULL );
+ if ( !lc ) {
+ send_ldap_result( op, rs );
+ return -1;
+ }
+
+ if ( !meta_back_dobind( lc, op ) ) {
+ rs->sr_err = LDAP_OTHER;
+ send_ldap_result( op, rs );
return -1;
}
*/
msgid = ch_calloc( sizeof( int ), li->ntargets );
if ( msgid == NULL ) {
+ rs->sr_err = LDAP_OTHER;
+ send_ldap_result( op, rs );
return -1;
}
- nbaselen = strlen( nbase );
+ /* if not root, get appropriate limits */
+ if ( be_isroot( op->o_bd, &op->o_ndn ) ) {
+ isroot = 1;
+ } else {
+ ( void ) get_limits( op->o_bd, &op->o_ndn, &limit );
+ }
+
+ /* if no time limit requested, rely on remote server limits */
+ /* if requested limit higher than hard limit, abort */
+ if ( !isroot && op->oq_search.rs_tlimit > limit->lms_t_hard ) {
+ /* no hard limit means use soft instead */
+ if ( limit->lms_t_hard == 0
+ && limit->lms_t_soft > -1
+ && op->oq_search.rs_tlimit > limit->lms_t_soft ) {
+ op->oq_search.rs_tlimit = limit->lms_t_soft;
+
+ /* positive hard limit means abort */
+ } else if ( limit->lms_t_hard > 0 ) {
+ rs->sr_err = LDAP_ADMINLIMIT_EXCEEDED;
+ send_ldap_result( op, rs );
+ rc = 0;
+ goto finish;
+ }
+
+ /* negative hard limit means no limit */
+ }
+
+ /* if no size limit requested, rely on remote server limits */
+ /* if requested limit higher than hard limit, abort */
+ if ( !isroot && op->oq_search.rs_slimit > limit->lms_s_hard ) {
+ /* no hard limit means use soft instead */
+ if ( limit->lms_s_hard == 0
+ && limit->lms_s_soft > -1
+ && op->oq_search.rs_slimit > limit->lms_s_soft ) {
+ op->oq_search.rs_slimit = limit->lms_s_soft;
+
+ /* positive hard limit means abort */
+ } else if ( limit->lms_s_hard > 0 ) {
+ rs->sr_err = LDAP_ADMINLIMIT_EXCEEDED;
+ send_ldap_result( op, rs );
+ rc = 0;
+ goto finish;
+ }
+
+ /* negative hard limit means no limit */
+ }
+
+
+ dc.conn = op->o_conn;
+ dc.rs = rs;
/*
* Inits searches
*/
- for ( i = 0, lsc = lc->conns; lsc[ 0 ] != NULL; ++i, ++lsc ) {
- char *realbase = ( char * )base;
- int realscope = scope;
- int suffixlen;
-
- if ( lsc[ 0 ]->candidate != META_CANDIDATE ) {
+ for ( i = 0, lsc = lc->conns; !META_LAST(lsc); ++i, ++lsc ) {
+ struct berval realbase = op->o_req_dn;
+ int realscope = op->oq_search.rs_scope;
+ ber_len_t suffixlen = 0;
+ struct berval mbase = { 0, NULL };
+ struct berval mfilter = { 0, NULL };
+ char **mapped_attrs = NULL;
+
+ if ( lsc->candidate != META_CANDIDATE ) {
+ msgid[ i ] = -1;
continue;
}
- if ( deref != -1 ) {
- ldap_set_option( lsc[ 0 ]->ld, LDAP_OPT_DEREF,
- ( void * )&deref);
+ /* should we check return values? */
+ if ( op->oq_search.rs_deref != -1 ) {
+ ldap_set_option( lsc->ld, LDAP_OPT_DEREF,
+ ( void * )&op->oq_search.rs_deref);
}
- if ( time != -1 ) {
- ldap_set_option( lsc[ 0 ]->ld, LDAP_OPT_TIMELIMIT,
- ( void * )&time);
+ if ( op->oq_search.rs_tlimit != -1 ) {
+ ldap_set_option( lsc->ld, LDAP_OPT_TIMELIMIT,
+ ( void * )&op->oq_search.rs_tlimit);
}
- if ( size != -1 ) {
- ldap_set_option( lsc[ 0 ]->ld, LDAP_OPT_SIZELIMIT,
- ( void * )&size);
+ if ( op->oq_search.rs_slimit != -1 ) {
+ ldap_set_option( lsc->ld, LDAP_OPT_SIZELIMIT,
+ ( void * )&op->oq_search.rs_slimit);
}
+ dc.rwmap = &li->targets[ i ]->rwmap;
+
/*
* modifies the base according to the scope, if required
*/
- suffixlen = strlen( li->targets[ i ]->suffix );
- if ( suffixlen > nbaselen ) {
- switch ( scope ) {
+ suffixlen = li->targets[ i ]->suffix.bv_len;
+ if ( suffixlen > op->o_req_ndn.bv_len ) {
+ switch ( op->oq_search.rs_scope ) {
case LDAP_SCOPE_SUBTREE:
/*
* make the target suffix the new base
+ * FIXME: this is very forgiving, because
+ * illegal bases may be turned into
+ * the suffix of the target.
*/
- realbase = li->targets[ i ]->suffix;
+ if ( dnIsSuffix( &li->targets[ i ]->suffix,
+ &op->o_req_ndn ) ) {
+ realbase = li->targets[ i ]->suffix;
+ } else {
+ /*
+ * this target is no longer candidate
+ */
+ msgid[ i ] = -1;
+ goto new_candidate;
+ }
break;
case LDAP_SCOPE_ONELEVEL:
- if ( is_one_level_rdn( li->targets[ i ]->suffix,
- suffixlen-nbaselen-1) ) {
+ if ( is_one_level_rdn( li->targets[ i ]->suffix.bv_val,
+ suffixlen - op->o_req_ndn.bv_len - 1 )
+ && dnIsSuffix( &li->targets[ i ]->suffix, &op->o_req_ndn ) ) {
/*
* if there is exactly one level,
* make the target suffix the new
/*
* this target is no longer candidate
*/
- lsc[ 0 ]->candidate = META_NOT_CANDIDATE;
- continue;
- /*
- rc = meta_back_op_result(lc, op);
- goto finish;
- */
+ msgid[ i ] = -1;
+ goto new_candidate;
}
}
/*
* Rewrite the search base, if required
*/
- switch ( rewrite_session( li->targets[ i ]->rwinfo,
- "searchBase",
- realbase, conn, &mbase ) ) {
- case REWRITE_REGEXEC_OK:
- if ( mbase == NULL ) {
- mbase = realbase;
- }
-#ifdef NEW_LOGGING
- LDAP_LOG(( "backend", LDAP_LEVEL_DETAIL1,
- "[rw] searchBase: \"%s\" -> \"%s\"\n",
- base, mbase ));
-#else /* !NEW_LOGGING */
- Debug( LDAP_DEBUG_ARGS, "rw> searchBase: \"%s\" -> \"%s\"\n%s",
- base, mbase, "" );
-#endif /* !NEW_LOGGING */
- break;
-
+ dc.ctx = "searchBase";
+ switch ( ldap_back_dn_massage( &dc, &realbase, &mbase ) ) {
+ default:
+ break;
+
case REWRITE_REGEXEC_UNWILLING:
- send_ldap_result( conn, op, LDAP_UNWILLING_TO_PERFORM,
- NULL, "Unwilling to perform",
- NULL, NULL );
+ rs->sr_err = LDAP_UNWILLING_TO_PERFORM;
+ rs->sr_text = "Operation not allowed";
+ send_ldap_result( op, rs );
rc = -1;
goto finish;
case REWRITE_REGEXEC_ERR:
- send_ldap_result( conn, op, LDAP_OPERATIONS_ERROR,
- NULL, "Operations error",
- NULL, NULL );
+#if 0
+ rs->sr_err = LDAP_OTHER;
+ rs->sr_text = "Rewrite error";
+ send_ldap_result( op, rs );
rc = -1;
goto finish;
- }
-
- /*
- * Rewrite the search filter, if required
- */
- switch ( rewrite_session( li->targets[ i ]->rwinfo,
- "searchFilter",
- filterstr, conn, &mfilter ) ) {
- case REWRITE_REGEXEC_OK:
- if ( mfilter == NULL || mfilter[ 0 ] == '\0') {
- if ( mfilter != NULL ) {
- free( mfilter );
- }
- mfilter = ( char * )filterstr;
- }
-#ifdef NEW_LOGGING
- LDAP_LOG(( "backend", LDAP_LEVEL_DETAIL1,
- "[rw] searchFilter: \"%s\" -> \"%s\"\n",
- filterstr, mfilter ));
-#else /* !NEW_LOGGING */
- Debug( LDAP_DEBUG_ARGS,
- "rw> searchFilter: \"%s\" -> \"%s\"\n%s",
- filterstr, mfilter, "" );
-#endif /* !NEW_LOGGING */
- break;
-
- case REWRITE_REGEXEC_UNWILLING:
- send_ldap_result( conn, op, LDAP_UNWILLING_TO_PERFORM,
- NULL, "Unwilling to perform",
- NULL, NULL );
- /* continue to the next case */
+#endif
- case REWRITE_REGEXEC_ERR:
- rc = -1;
- goto finish;
+ /*
+ * this target is no longer candidate
+ */
+ msgid[ i ] = -1;
+ goto new_candidate;
}
/*
- * Maps attributes in filter
+ * Maps filter
*/
- mapped_filter = ldap_back_map_filter( &li->targets[ i ]->at_map,
- &li->targets[ i ]->oc_map,
- ( char * )mfilter, 0 );
- if ( mapped_filter == NULL ) {
- mapped_filter = ( char * )mfilter;
+ rc = ldap_back_filter_map_rewrite( &dc,
+ op->oq_search.rs_filter,
+ &mfilter, BACKLDAP_MAP );
+ if ( rc != 0 ) {
+ /*
+ * this target is no longer candidate
+ */
+ msgid[ i ] = -1;
+ goto new_candidate;
}
-
+
/*
* Maps required attributes
*/
- mapped_attrs = ldap_back_map_attrs( &li->targets[ i ]->at_map,
- attrs, 0 );
- if ( mapped_attrs == NULL ) {
- mapped_attrs = attrs;
+ rc = ldap_back_map_attrs( &li->targets[ i ]->rwmap.rwm_at,
+ op->oq_search.rs_attrs, BACKLDAP_MAP,
+ &mapped_attrs );
+ if ( rc != LDAP_SUCCESS ) {
+ /*
+ * this target is no longer candidate
+ */
+ msgid[ i ] = -1;
+ goto new_candidate;
}
/*
* Starts the search
*/
- msgid[ i ] = ldap_search( lsc[ 0 ]->ld, mbase, realscope,
- mapped_filter, mapped_attrs, attrsonly);
- if ( msgid[ i ] == -1 ) {
- lsc[ 0 ]->candidate = META_NOT_CANDIDATE;
- continue;
- }
-
- if ( mapped_attrs != attrs ) {
- charray_free( mapped_attrs );
+ msgid[ i ] = ldap_search( lsc->ld, mbase.bv_val, realscope,
+ mfilter.bv_val, mapped_attrs,
+ op->oq_search.rs_attrsonly );
+ if ( mapped_attrs ) {
+ free( mapped_attrs );
mapped_attrs = NULL;
}
- if ( mapped_filter != mfilter ) {
- free( mapped_filter );
- mapped_filter = NULL;
+ if ( mfilter.bv_val != op->oq_search.rs_filterstr.bv_val ) {
+ free( mfilter.bv_val );
+ mfilter.bv_val = NULL;
}
- if ( mfilter != filterstr ) {
- free( mfilter );
- mfilter = NULL;
+ if ( mbase.bv_val != realbase.bv_val ) {
+ free( mbase.bv_val );
+ mbase.bv_val = NULL;
}
- if ( mbase != realbase ) {
- free( mbase );
- mbase = NULL;
+
+ if ( msgid[ i ] == -1 ) {
+ continue;
}
++candidates;
+
+new_candidate:;
}
+ initial_candidates = candidates;
+
/* We pull apart the ber result, stuff it into a slapd entry, and
* let send_search_entry stuff it back into ber format. Slow & ugly,
* but this is necessary for version matching, and for ACL processing.
/*
* In case there are no candidates, no cycle takes place...
+ *
+ * FIXME: we might use a queue, to balance the load
+ * among the candidates
*/
- for ( count = 0, rc = 0; candidates > 0; ) {
+ for ( rc = 0; candidates > 0; ) {
int ab, gotit = 0;
/* check for abandon */
- ldap_pvt_thread_mutex_lock( &op->o_abandonmutex );
ab = op->o_abandon;
- ldap_pvt_thread_mutex_unlock( &op->o_abandonmutex );
- for ( i = 0, lsc = lc->conns; lsc[ 0 ] != NULL; lsc++, i++ ) {
- if ( lsc[ 0 ]->candidate != META_CANDIDATE ) {
+ for ( i = 0, lsc = lc->conns; !META_LAST(lsc); lsc++, i++ ) {
+ if ( msgid[ i ] == -1 ) {
continue;
}
if ( ab ) {
- ldap_abandon( lsc[ 0 ]->ld, msgid[ i ] );
+ ldap_abandon( lsc->ld, msgid[ i ] );
rc = 0;
break;
}
- rc = ldap_result( lsc[ 0 ]->ld, msgid[ i ],
+ if ( op->oq_search.rs_slimit > 0
+ && rs->sr_nentries == op->oq_search.rs_slimit ) {
+ rs->sr_err = LDAP_SIZELIMIT_EXCEEDED;
+ rs->sr_v2ref = v2refs;
+ send_ldap_result( op, rs );
+ goto finish;
+ }
+
+ /*
+ * FIXME: handle time limit as well?
+ * Note that target servers are likely
+ * to handle it, so at some time we'll
+ * get a LDAP_TIMELIMIT_EXCEEDED from
+ * one of them ...
+ */
+ rc = ldap_result( lsc->ld, msgid[ i ],
0, &tv, &res );
if ( rc == 0 ) {
continue;
+
} else if ( rc == -1 ) {
/* something REALLY bad happened! */
( void )meta_clear_unused_candidates( li,
lc, -1, 0 );
- send_search_result( conn, op,
- LDAP_OPERATIONS_ERROR,
- "", "", NULL, NULL, count );
+ rs->sr_err = LDAP_OTHER;
+ rs->sr_v2ref = v2refs;
+ send_ldap_result( op, rs );
/* anything else needs be done? */
goto finish;
+
} else if ( rc == LDAP_RES_SEARCH_ENTRY ) {
- e = ldap_first_entry( lsc[ 0 ]->ld,res );
- meta_send_entry(be, op, lc, i, e, attrs,
- attrsonly);
- count++;
+ e = ldap_first_entry( lsc->ld, res );
+ meta_send_entry( op, rs, lc, i, e );
+
+ /*
+ * If scope is BASE, we need to jump out
+ * as soon as one entry is found; if
+ * the target pool is properly crafted,
+ * this should correspond to the sole
+ * entry that has the base DN
+ */
+ if ( op->oq_search.rs_scope == LDAP_SCOPE_BASE
+ && rs->sr_nentries > 0 ) {
+ candidates = 0;
+ sres = LDAP_SUCCESS;
+ break;
+ }
ldap_msgfree( res );
gotit = 1;
+
+ } else if ( rc == LDAP_RES_SEARCH_REFERENCE ) {
+ char **references = NULL;
+ int cnt;
+
+ /*
+ * FIXME: should we collect references
+ * and send them alltogether at the end?
+ */
+
+ rc = ldap_parse_reference( lsc->ld, res,
+ &references, &rs->sr_ctrls, 1 );
+
+ if ( rc != LDAP_SUCCESS ) {
+ continue;
+ }
+
+ if ( references == NULL ) {
+ continue;
+ }
+
+ for ( cnt = 0; references[ cnt ]; cnt++ )
+ /* NO OP */ ;
+
+ rs->sr_ref = ch_calloc( cnt + 1, sizeof( struct berval ) );
+
+ for ( cnt = 0; references[ cnt ]; cnt++ ) {
+ rs->sr_ref[ cnt ].bv_val = references[ cnt ];
+ rs->sr_ref[ cnt ].bv_len = strlen( references[ cnt ] );
+ }
+
+ /* ignore return value by now */
+ ( void )send_search_reference( op, rs );
+
+ /* cleanup */
+ if ( references ) {
+ ldap_value_free( references );
+ ch_free( rs->sr_ref );
+ rs->sr_ref = NULL;
+ }
+
+ if ( rs->sr_ctrls ) {
+ ldap_controls_free( rs->sr_ctrls );
+ rs->sr_ctrls = NULL;
+ }
+
} else {
- sres = ldap_result2error( lsc[ 0 ]->ld,
+ rs->sr_err = ldap_result2error( lsc->ld,
res, 1 );
- sres = ldap_back_map_result( sres );
+ sres = ldap_back_map_result( rs );
if ( err != NULL ) {
free( err );
}
- ldap_get_option( lsc[ 0 ]->ld,
+ ldap_get_option( lsc->ld,
LDAP_OPT_ERROR_STRING, &err );
- if ( match != NULL ) {
- free( match );
+ if ( match.bv_val != NULL ) {
+ free( match.bv_val );
}
- ldap_get_option( lsc[ 0 ]->ld,
- LDAP_OPT_MATCHED_DN, &match );
+ ldap_get_option( lsc->ld,
+ LDAP_OPT_MATCHED_DN, &match.bv_val );
#ifdef NEW_LOGGING
- LDAP_LOG(( "backend", LDAP_LEVEL_ERR,
- "meta_back_search [%d]"
- " match=\"%s\" err=\"%s\"\n",
- i, match, err ));
+ LDAP_LOG( BACK_META, ERR,
+ "meta_back_search [%d] "
+ "match=\"%s\" err=\"%s\"\n",
+ i, match.bv_val, err );
#else /* !NEW_LOGGING */
Debug( LDAP_DEBUG_ANY,
- "=>meta_back_search [%d] match=\"%s\" err=\"%s\"\n",
- i, match, err );
+ "=>meta_back_search [%d] "
+ "match=\"%s\" err=\"%s\"\n",
+ i, match.bv_val, err );
#endif /* !NEW_LOGGING */
-
+ candidate_match++;
last = i;
rc = 0;
* When no candidates are left,
* the outer cycle finishes
*/
- lsc[ 0 ]->candidate = META_NOT_CANDIDATE;
+ msgid[ i ] = -1;
--candidates;
}
}
/*
* FIXME: need a strategy to handle errors
*/
- rc = meta_back_op_result( lc, op );
+ rc = meta_back_op_result( lc, op, rs );
goto finish;
}
*
* FIXME: only the last one gets caught!
*/
- if ( match != NULL ) {
- 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(( "backend", LDAP_LEVEL_DETAIL1,
- "[rw] matchedDn: \"%s\" -> \"%s\"\n",
- match, mmatch ));
-#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, "Unwilling to perform",
- NULL, NULL );
- /* continue to the next case */
-
- case REWRITE_REGEXEC_ERR:
- rc = -1;
- goto finish;
+ if ( candidate_match == initial_candidates
+ && match.bv_val != NULL && *match.bv_val ) {
+ dc.ctx = "matchedDn";
+ dc.rwmap = &li->targets[ last ]->rwmap;
+
+ if ( ldap_back_dn_massage( &dc, &match, &mmatch ) ) {
+ mmatch.bv_val = NULL;
}
}
- send_search_result( conn, op, sres,
- mmatch, err, NULL, NULL, count );
+ /*
+ * In case we returned at least one entry, we return LDAP_SUCCESS
+ * otherwise, the latter error code we got
+ *
+ * FIXME: we should handle error codes and return the more
+ * important/reasonable
+ */
+ if ( sres == LDAP_SUCCESS && v2refs ) {
+ sres = LDAP_REFERRAL;
+ }
+ rs->sr_err = sres;
+ rs->sr_matched = mmatch.bv_val;
+ rs->sr_v2ref = v2refs;
+ send_ldap_result( op, rs );
+ rs->sr_matched = NULL;
+ rs->sr_v2ref = NULL;
+
finish:;
- if ( match ) {
- if ( mmatch != match ) {
- free( mmatch );
+ if ( match.bv_val ) {
+ if ( mmatch.bv_val != match.bv_val ) {
+ free( mmatch.bv_val );
}
- free(match);
+ free( match.bv_val );
}
if ( err ) {
}
if ( msgid ) {
- free( msgid );
+ ch_free( msgid );
}
-
+
return rc;
}
-static void
+static int
meta_send_entry(
- Backend *be,
- Operation *op,
+ Operation *op,
+ SlapReply *rs,
struct metaconn *lc,
- int target,
- LDAPMessage *e,
- char **attrs,
- int attrsonly
+ int target,
+ LDAPMessage *e
)
{
- struct metainfo *li = ( struct metainfo * )be->be_private;
- char *a, *mapped;
- Entry ent;
- BerElement *ber = NULL;
- Attribute *attr, **attrp;
- struct berval *dummy = NULL;
- struct berval *bv;
- const char *text;
- char *dn;
-
- struct metasingleconn *lsc = lc->conns[ target ];
-
- dn = ldap_get_dn( lsc->ld, e );
- if ( dn == NULL ) {
- return;
+ struct metainfo *li = ( struct metainfo * )op->o_bd->be_private;
+ struct berval a, mapped;
+ Entry ent;
+ BerElement ber = *e->lm_ber;
+ Attribute *attr, **attrp;
+ struct berval dummy = { 0, NULL };
+ struct berval *bv, bdn;
+ const char *text;
+ dncookie dc;
+
+ if ( ber_scanf( &ber, "{m{", &bdn ) == LBER_ERROR ) {
+ return LDAP_DECODING_ERROR;
}
/*
* Rewrite the dn of the result, if needed
*/
- switch ( rewrite_session( li->targets[ target ]->rwinfo,
- "searchResult", dn, lc->conn, &ent.e_dn ) ) {
- case REWRITE_REGEXEC_OK:
- if ( ent.e_dn == NULL ) {
- ent.e_dn = dn;
- } else {
-#ifdef NEW_LOGGING
- LDAP_LOG(( "backend", LDAP_LEVEL_DETAIL1,
- "[rw] searchResult[%d]:"
- " \"%s\" -> \"%s\"\n",
- target, dn, ent.e_dn ));
-#else /* !NEW_LOGGING */
- Debug( LDAP_DEBUG_ARGS, "rw> searchResult[%d]: \"%s\""
- " -> \"%s\"\n", target, dn, ent.e_dn );
-#endif /* !NEW_LOGGING */
- free( dn );
- dn = NULL;
- }
- break;
-
- case REWRITE_REGEXEC_ERR:
- case REWRITE_REGEXEC_UNWILLING:
- free( dn );
- return;
+ dc.rwmap = &li->targets[ target ]->rwmap;
+ dc.conn = op->o_conn;
+ dc.rs = rs;
+ dc.ctx = "searchResult";
+
+ rs->sr_err = ldap_back_dn_massage( &dc, &bdn, &ent.e_name );
+ if ( rs->sr_err != LDAP_SUCCESS) {
+ return rs->sr_err;
}
- ent.e_ndn = ch_strdup( ent.e_dn );
- ( void )dn_normalize( ent.e_ndn );
+ /*
+ * Note: this may fail if the target host(s) schema differs
+ * from the one known to the meta, and a DN with unknown
+ * attributes is returned.
+ *
+ * FIXME: should we log anything, or delegate to dnNormalize?
+ */
+ if ( dnNormalize( 0, NULL, NULL, &ent.e_name, &ent.e_nname,
+ &op->o_tmpmemctx ) != LDAP_SUCCESS )
+ {
+ return LDAP_INVALID_DN_SYNTAX;
+ }
/*
* cache dn
*/
if ( li->cache.ttl != META_DNCACHE_DISABLED ) {
( void )meta_dncache_update_entry( &li->cache,
- ch_strdup( ent.e_ndn ),
- target );
+ &ent.e_nname, target );
}
ent.e_id = 0;
ent.e_private = 0;
attrp = &ent.e_attrs;
- for ( a = ldap_first_attribute( lsc->ld, e, &ber );
- a != NULL;
- a = ldap_next_attribute( lsc->ld, e, ber ) )
- {
- mapped = ldap_back_map( &li->targets[ target ]->at_map, a, 1 );
- if ( mapped == NULL ) {
+ dc.ctx = "searchAttrDN";
+ while ( ber_scanf( &ber, "{m", &a ) != LBER_ERROR ) {
+ int last = 0;
+
+ ldap_back_map( &li->targets[ target ]->rwmap.rwm_at,
+ &a, &mapped, BACKLDAP_REMAP );
+ if ( mapped.bv_val == NULL || mapped.bv_val[0] == '\0' ) {
continue;
}
attr = ( Attribute * )ch_malloc( sizeof( Attribute ) );
if ( attr == NULL ) {
continue;
}
+ attr->a_flags = 0;
attr->a_next = 0;
attr->a_desc = NULL;
- if ( slap_str2ad( mapped, &attr->a_desc, &text )
+ if ( slap_bv2ad( &mapped, &attr->a_desc, &text )
!= LDAP_SUCCESS) {
- ch_free( attr );
+ if ( slap_bv2undef_ad( &mapped, &attr->a_desc, &text )
+ != LDAP_SUCCESS) {
+#ifdef NEW_LOGGING
+ LDAP_LOG( BACK_META, DETAIL1,
+ "slap_bv2undef_ad(%s): %s\n", mapped.bv_val, text, 0 );
+#else /* !NEW_LOGGING */
+ Debug( LDAP_DEBUG_ANY,
+ "slap_bv2undef_ad(%s): "
+ "%s\n%s", mapped.bv_val, text, "" );
+#endif /* !NEW_LOGGING */
+ ch_free( attr );
+ continue;
+ }
+ }
+
+ /* no subschemaSubentry */
+ if ( attr->a_desc == slap_schema.si_ad_subschemaSubentry ) {
+
+ /*
+ * We eat target's subschemaSubentry because
+ * a search for this value is likely not
+ * to resolve to the appropriate backend;
+ * later, the local subschemaSubentry is
+ * added.
+ */
+ ( void )ber_scanf( &ber, "x" /* [W] */ );
+
+ ch_free(attr);
continue;
}
- attr->a_vals = ldap_get_values_len( lsc->ld, e, a );
- if ( !attr->a_vals ) {
+
+ if ( ber_scanf( &ber, "[W]", &attr->a_vals ) == LBER_ERROR
+ || attr->a_vals == NULL ) {
attr->a_vals = &dummy;
- } else if ( strcasecmp( mapped, "objectClass" ) == 0 ) {
- int i, last;
- for ( last = 0; attr->a_vals[ last ]; ++last ) ;
- for ( i = 0; ( bv = attr->a_vals[ i ] ); i++ ) {
- mapped = ldap_back_map(
- &li->targets[ target]->oc_map,
- bv->bv_val, 1 );
- if ( mapped == NULL ) {
- ber_bvfree( attr->a_vals[ i ] );
- attr->a_vals[ i ] = NULL;
+
+ } else if ( attr->a_desc == slap_schema.si_ad_objectClass
+ || attr->a_desc == slap_schema.si_ad_structuralObjectClass ) {
+
+ for ( last = 0; attr->a_vals[ last ].bv_val; ++last );
+
+ for ( bv = attr->a_vals; bv->bv_val; bv++ ) {
+ ldap_back_map( &li->targets[ target ]->rwmap.rwm_oc,
+ bv, &mapped, BACKLDAP_REMAP );
+ if ( mapped.bv_val == NULL || mapped.bv_val[0] == '\0') {
+ free( bv->bv_val );
+ bv->bv_val = NULL;
if ( --last < 0 ) {
break;
}
- attr->a_vals[ i ] =
- attr->a_vals[ last ];
- attr->a_vals[ last ] = NULL;
- --i;
- } else if ( mapped != bv->bv_val ) {
- ch_free( bv->bv_val );
- bv->bv_val = ch_strdup( mapped );
- bv->bv_len = strlen( mapped );
+ *bv = attr->a_vals[ last ];
+ attr->a_vals[ last ].bv_val = NULL;
+ bv--;
+
+ } else if ( mapped.bv_val != bv->bv_val ) {
+ free( bv->bv_val );
+ ber_dupbv( bv, &mapped );
}
}
/*
* ACLs to the target directory server, and letting
* everything pass thru the ldap backend.
*/
- } else if ( strcmp( attr->a_desc->ad_type->sat_syntax->ssyn_oid,
- SLAPD_DN_SYNTAX ) == 0 ) {
- int i;
- for ( i = 0; ( bv = attr->a_vals[ i ] ); i++ ) {
- char *newval;
-
- switch ( rewrite_session( li->targets[ target ]->rwinfo,
- "searchResult",
- bv->bv_val,
- lc->conn, &newval )) {
- case REWRITE_REGEXEC_OK:
- /* left as is */
- if ( newval == NULL ) {
- break;
- }
-#ifdef NEW_LOGGING
- LDAP_LOG(( "backend",
- LDAP_LEVEL_DETAIL1,
- "[rw] searchResult on"
- " attr=%s:"
- " \"%s\" -> \"%s\"\n",
- attr->a_desc->ad_type->sat_cname,
- bv->bv_val, newval ));
-#else /* !NEW_LOGGING */
- Debug( LDAP_DEBUG_ARGS,
- "rw> searchResult on attr=%s:"
- " \"%s\" -> \"%s\"\n",
- attr->a_desc->ad_type->sat_cname,
- bv->bv_val, newval );
-#endif /* !NEW_LOGGING */
-
- free( bv->bv_val );
- bv->bv_val = newval;
- bv->bv_len = strlen( newval );
+ } else if ( attr->a_desc->ad_type->sat_syntax ==
+ slap_schema.si_syn_distinguishedName ) {
+ ldap_dnattr_result_rewrite( &dc, attr->a_vals );
+ }
- break;
+ if ( last && attr->a_desc->ad_type->sat_equality &&
+ attr->a_desc->ad_type->sat_equality->smr_normalize ) {
+ int i;
- case REWRITE_REGEXEC_UNWILLING:
-
- case REWRITE_REGEXEC_ERR:
- /*
- * FIXME: better give up,
- * skip the attribute
- * or leave it untouched?
- */
- break;
- }
+ attr->a_nvals = ch_malloc((last + 1)*sizeof(struct berval));
+ for ( i = 0; i<last; i++ ) {
+ attr->a_desc->ad_type->sat_equality->smr_normalize(
+ SLAP_MR_VALUE_OF_ATTRIBUTE_SYNTAX,
+ attr->a_desc->ad_type->sat_syntax,
+ attr->a_desc->ad_type->sat_equality,
+ &attr->a_vals[i], &attr->a_nvals[i],
+ op->o_tmpmemctx );
}
+ attr->a_nvals[i].bv_val = NULL;
+ attr->a_nvals[i].bv_len = 0;
+ } else {
+ attr->a_nvals = attr->a_vals;
}
+
*attrp = attr;
attrp = &attr->a_next;
}
- send_search_entry( be, lc->conn, op, &ent, attrs, attrsonly, NULL );
+ rs->sr_entry = &ent;
+ rs->sr_attrs = op->oq_search.rs_attrs;
+ send_search_entry( op, rs );
+ rs->sr_entry = NULL;
+ rs->sr_attrs = NULL;
while ( ent.e_attrs ) {
attr = ent.e_attrs;
ent.e_attrs = attr->a_next;
- ad_free( attr->a_desc, 1 );
if ( attr->a_vals != &dummy ) {
- ber_bvecfree(attr->a_vals);
+ ber_bvarray_free( attr->a_vals );
}
free( attr );
}
- if ( ber ) {
- ber_free( ber, 0 );
- }
- if ( ent.e_dn ) {
+ if ( ent.e_dn && ent.e_dn != bdn.bv_val ) {
free( ent.e_dn );
}
if ( ent.e_ndn ) {
free( ent.e_ndn );
}
+
+ return LDAP_SUCCESS;
}
static int
is_one_level_rdn(
- const char *rdn,
- int len
+ const char *rdn,
+ int from
)
{
- for ( ; len--; ) {
- if ( LDAP_DNSEPARATOR( rdn[ len ] ) ) {
+ for ( ; from--; ) {
+ if ( DN_SEPARATOR( rdn[ from ] ) ) {
return 0;
}
}