3 * Copyright 1998-2000 The OpenLDAP Foundation, All Rights Reserved.
4 * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
7 * Copyright (c) 1995 Regents of the University of Michigan.
10 * Redistribution and use in source and binary forms are permitted
11 * provided that this notice is preserved and that due credit is given
12 * to the University of Michigan at Ann Arbor. The name of the University
13 * may not be used to endorse or promote products derived from this
14 * software without specific prior written permission. This software
15 * is provided ``as is'' without express or implied warranty.
22 #include <ac/string.h>
23 #include <ac/socket.h>
30 Connection *conn, /* where to send results */
31 Operation *op /* info about the op to which we're responding */
34 ber_int_t scope, deref, attrsonly;
35 ber_int_t sizelimit, timelimit;
36 struct berval base = { 0, NULL };
37 struct berval pbase = { 0, NULL };
38 struct berval nbase = { 0, NULL };
39 struct berval fstr = { 0, NULL };
40 Filter *filter = NULL;
41 AttributeName an, *al = NULL, *alast, *anew;
48 LDAP_LOG(( "operation", LDAP_LEVEL_ENTRY,
49 "do_search: conn %d\n", conn->c_connid ));
51 Debug( LDAP_DEBUG_TRACE, "do_search\n", 0, 0, 0 );
55 * Parse the search request. It looks like this:
57 * SearchRequest := [APPLICATION 3] SEQUENCE {
58 * baseObject DistinguishedName,
64 * derefAliases ENUMERATED {
65 * neverDerefaliases (0),
66 * derefInSearching (1),
67 * derefFindingBaseObj (2),
68 * alwaysDerefAliases (3)
70 * sizelimit INTEGER (0 .. 65535),
71 * timelimit INTEGER (0 .. 65535),
74 * attributes SEQUENCE OF AttributeType
78 /* baseObject, scope, derefAliases, sizelimit, timelimit, attrsOnly */
79 if ( ber_scanf( op->o_ber, "{oiiiib" /*}*/,
80 &base, &scope, &deref, &sizelimit,
81 &timelimit, &attrsonly ) == LBER_ERROR )
83 send_ldap_disconnect( conn, op,
84 LDAP_PROTOCOL_ERROR, "decoding error" );
85 rc = SLAPD_DISCONNECT;
91 case LDAP_SCOPE_ONELEVEL:
92 case LDAP_SCOPE_SUBTREE:
95 send_ldap_result( conn, op, rc = LDAP_PROTOCOL_ERROR,
96 NULL, "invalid scope", NULL, NULL );
101 case LDAP_DEREF_NEVER:
102 case LDAP_DEREF_FINDING:
103 case LDAP_DEREF_SEARCHING:
104 case LDAP_DEREF_ALWAYS:
107 send_ldap_result( conn, op, rc = LDAP_PROTOCOL_ERROR,
108 NULL, "invalid deref", NULL, NULL );
112 rc = dnPrettyNormal( NULL, &base, &pbase, &nbase );
113 if( rc != LDAP_SUCCESS ) {
115 LDAP_LOG(( "operation", LDAP_LEVEL_INFO,
116 "do_search: conn %d invalid dn (%s)\n",
117 conn->c_connid, base.bv_val ));
119 Debug( LDAP_DEBUG_ANY,
120 "do_search: invalid dn (%s)\n", base.bv_val, 0, 0 );
122 send_ldap_result( conn, op, rc = LDAP_INVALID_DN_SYNTAX, NULL,
123 "invalid DN", NULL, NULL );
128 LDAP_LOG(( "operation", LDAP_LEVEL_ARGS,
129 "do_search \"%s\" %d %d %d %d %d\n", base.bv_val, scope,
130 deref, sizelimit, timelimit, attrsonly ));
132 Debug( LDAP_DEBUG_ARGS, "SRCH \"%s\" %d %d", base.bv_val, scope, deref );
133 Debug( LDAP_DEBUG_ARGS, " %d %d %d\n", sizelimit, timelimit,
137 /* filter - returns a "normalized" version */
138 rc = get_filter( conn, op->o_ber, &filter, &fstr, &text );
139 if( rc != LDAP_SUCCESS ) {
140 if( rc == SLAPD_DISCONNECT ) {
141 send_ldap_disconnect( conn, op,
142 LDAP_PROTOCOL_ERROR, text );
144 send_ldap_result( conn, op, rc,
145 NULL, text, NULL, NULL );
151 LDAP_LOG(( "operation", LDAP_LEVEL_ARGS,
152 "do_search: conn %d filter: %s\n", conn->c_connid, fstr.bv_val ));
154 Debug( LDAP_DEBUG_ARGS, " filter: %s\n", fstr.bv_val, 0, 0 );
159 if ( ber_scanf( op->o_ber, "{" /*}*/ ) == LBER_ERROR ) {
160 send_ldap_disconnect( conn, op,
161 LDAP_PROTOCOL_ERROR, "decoding attrs error" );
162 rc = SLAPD_DISCONNECT;
165 while ( ber_scanf( op->o_ber, "o", &an.an_name ) != LBER_ERROR) {
166 anew = ch_malloc(sizeof(AttributeName));
167 anew->an_next = NULL;
168 anew->an_name = an.an_name;
169 anew->an_desc = NULL;
170 slap_bv2ad( &anew->an_name, &anew->an_desc, &text );
174 alast->an_next = anew;
178 if ( ber_scanf( op->o_ber, /*{{*/ "}}" ) == LBER_ERROR ) {
179 send_ldap_disconnect( conn, op,
180 LDAP_PROTOCOL_ERROR, "decoding attrs error" );
181 rc = SLAPD_DISCONNECT;
185 if( (rc = get_ctrls( conn, op, 1 )) != LDAP_SUCCESS ) {
187 LDAP_LOG(( "operation", LDAP_LEVEL_INFO,
188 "do_search: conn %d get_ctrls failed (%d)\n",
189 conn->c_connid, rc ));
191 Debug( LDAP_DEBUG_ANY, "do_search: get_ctrls failed\n", 0, 0, 0 );
200 LDAP_LOG(( "operation", LDAP_LEVEL_ARGS,
201 "do_search: conn %d attrs:", conn->c_connid ));
203 Debug( LDAP_DEBUG_ARGS, " attrs:", 0, 0, 0 );
208 for ( anew = al; anew; anew=anew->an_next ) {
210 LDAP_LOG(( "operation", LDAP_LEVEL_ARGS,
211 "do_search: %s", anew->an_name.bv_val ));
213 Debug( LDAP_DEBUG_ARGS, " %s", anew->an_name.bv_val, 0, 0 );
220 LDAP_LOG(( "operation", LDAP_LEVEL_ARGS, "\n" ));
222 Debug( LDAP_DEBUG_ARGS, "\n", 0, 0, 0 );
225 Statslog( LDAP_DEBUG_STATS,
226 "conn=%ld op=%d SRCH base=\"%s\" scope=%d filter=\"%s\"\n",
227 op->o_connid, op->o_opid, pbase.bv_val, scope, fstr.bv_val );
229 manageDSAit = get_manageDSAit( op );
231 if ( scope == LDAP_SCOPE_BASE ) {
234 if ( strcasecmp( nbase.bv_val, LDAP_ROOT_DSE ) == 0 ) {
235 #ifdef LDAP_CONNECTIONLESS
236 /* Ignore LDAPv2 CLDAP DSE queries */
237 if (op->o_protocol==LDAP_VERSION2 && conn->c_is_udp) {
241 /* check restrictions */
242 rc = backend_check_restrictions( NULL, conn, op, NULL, &text ) ;
243 if( rc != LDAP_SUCCESS ) {
244 send_ldap_result( conn, op, rc,
245 NULL, text, NULL, NULL );
249 rc = root_dse_info( conn, &entry, &text );
252 #if defined( SLAPD_SCHEMA_DN )
253 else if ( strcasecmp( nbase.bv_val, SLAPD_SCHEMA_DN ) == 0 ) {
254 /* check restrictions */
255 rc = backend_check_restrictions( NULL, conn, op, NULL, &text ) ;
256 if( rc != LDAP_SUCCESS ) {
257 send_ldap_result( conn, op, rc,
258 NULL, text, NULL, NULL );
262 rc = schema_info( &entry, &text );
266 if( rc != LDAP_SUCCESS ) {
267 send_ldap_result( conn, op, rc,
268 NULL, text, NULL, NULL );
271 } else if ( entry != NULL ) {
272 rc = test_filter( NULL, conn, op,
275 if( rc == LDAP_COMPARE_TRUE ) {
276 send_search_entry( NULL, conn, op,
277 entry, al, attrsonly, NULL );
281 send_ldap_result( conn, op, LDAP_SUCCESS,
282 NULL, NULL, NULL, NULL );
288 if( !nbase.bv_len && default_search_nbase.bv_len ) {
289 ch_free( pbase.bv_val );
290 ch_free( nbase.bv_val );
292 ber_dupbv( &pbase, &default_search_base );
293 ber_dupbv( &nbase, &default_search_nbase );
297 * We could be serving multiple database backends. Select the
298 * appropriate one, or send a referral to our "referral server"
299 * if we don't hold it.
301 if ( (be = select_backend( &nbase, manageDSAit, 1 )) == NULL ) {
302 BVarray ref = referral_rewrite( default_referral,
303 NULL, &pbase, scope );
305 send_ldap_result( conn, op, rc = LDAP_REFERRAL,
306 NULL, NULL, ref ? ref : default_referral, NULL );
312 /* check restrictions */
313 rc = backend_check_restrictions( be, conn, op, NULL, &text ) ;
314 if( rc != LDAP_SUCCESS ) {
315 send_ldap_result( conn, op, rc,
316 NULL, text, NULL, NULL );
320 /* check for referrals */
321 rc = backend_check_referrals( be, conn, op, &pbase, &nbase );
322 if ( rc != LDAP_SUCCESS ) {
326 /* deref the base if needed */
327 suffix_alias( be, &nbase );
329 /* actually do the search and send the result(s) */
330 if ( be->be_search ) {
331 (*be->be_search)( be, conn, op, &pbase, &nbase,
332 scope, deref, sizelimit,
333 timelimit, filter, &fstr, al, attrsonly );
335 send_ldap_result( conn, op, rc = LDAP_UNWILLING_TO_PERFORM,
336 NULL, "operation not supported within namingContext", NULL, NULL );
341 if( pbase.bv_val != NULL) free( pbase.bv_val );
342 if( nbase.bv_val != NULL) free( nbase.bv_val );
344 if( fstr.bv_val != NULL) free( fstr.bv_val );
345 if( filter != NULL) filter_free( filter );
346 for (; al; al=anew ) {
348 free(al->an_name.bv_val);