3 * Copyright 1998-2002 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 */
33 ber_int_t scope, deref, attrsonly;
34 ber_int_t sizelimit, timelimit;
35 struct berval base = { 0, NULL };
36 struct berval pbase = { 0, NULL };
37 struct berval nbase = { 0, NULL };
38 struct berval fstr = { 0, NULL };
39 Filter *filter = NULL;
40 AttributeName *an = NULL;
41 ber_len_t siz, off, i;
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, "{miiiib" /*}*/,
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",
133 base.bv_val, scope, deref );
134 Debug( LDAP_DEBUG_ARGS, " %d %d %d\n",
135 sizelimit, timelimit, attrsonly);
138 /* filter - returns a "normalized" version */
139 rc = get_filter( conn, op->o_ber, &filter, &text );
140 if( rc != LDAP_SUCCESS ) {
141 if( rc == SLAPD_DISCONNECT ) {
142 send_ldap_disconnect( conn, op,
143 LDAP_PROTOCOL_ERROR, text );
145 send_ldap_result( conn, op, rc,
146 NULL, text, NULL, NULL );
151 filter2bv( filter, &fstr );
155 LDAP_LOG(( "operation", LDAP_LEVEL_ARGS,
156 "do_search: conn %d filter: %s\n", conn->c_connid,
157 fstr.bv_len ? fstr.bv_val : "empty" ));
159 Debug( LDAP_DEBUG_ARGS, " filter: %s\n",
160 fstr.bv_len ? fstr.bv_val : "empty", 0, 0 );
164 siz = sizeof(AttributeName);
166 if ( ber_scanf( op->o_ber, "{M}}", &an, &siz, off ) == LBER_ERROR ) {
167 send_ldap_disconnect( conn, op,
168 LDAP_PROTOCOL_ERROR, "decoding attrs error" );
169 rc = SLAPD_DISCONNECT;
172 for ( i=0; i<siz; i++ ) {
173 an[i].an_desc = NULL;
175 slap_bv2ad(&an[i].an_name, &an[i].an_desc, &text);
178 if( (rc = get_ctrls( conn, op, 1 )) != LDAP_SUCCESS ) {
180 LDAP_LOG(( "operation", LDAP_LEVEL_INFO,
181 "do_search: conn %d get_ctrls failed (%d)\n",
182 conn->c_connid, rc ));
184 Debug( LDAP_DEBUG_ANY, "do_search: get_ctrls failed\n", 0, 0, 0 );
191 LDAP_LOG(( "operation", LDAP_LEVEL_ARGS,
192 "do_search: conn %d attrs:", conn->c_connid ));
194 Debug( LDAP_DEBUG_ARGS, " attrs:", 0, 0, 0 );
198 for ( i = 0; i<siz; i++ ) {
200 LDAP_LOG(( "operation", LDAP_LEVEL_ARGS,
201 "do_search: %s", an[i].an_name.bv_val ));
203 Debug( LDAP_DEBUG_ARGS, " %s", an[i].an_name.bv_val, 0, 0 );
209 LDAP_LOG(( "operation", LDAP_LEVEL_ARGS, "\n" ));
211 Debug( LDAP_DEBUG_ARGS, "\n", 0, 0, 0 );
214 Statslog( LDAP_DEBUG_STATS,
215 "conn=%lu op=%lu SRCH base=\"%s\" scope=%d filter=\"%s\"\n",
216 op->o_connid, op->o_opid, pbase.bv_val, scope, fstr.bv_val );
218 manageDSAit = get_manageDSAit( op );
220 if ( scope == LDAP_SCOPE_BASE ) {
223 if ( nbase.bv_len == 0 ) {
224 #ifdef LDAP_CONNECTIONLESS
225 /* Ignore LDAPv2 CLDAP Root DSE queries */
226 if (op->o_protocol==LDAP_VERSION2 && conn->c_is_udp) {
230 /* check restrictions */
231 rc = backend_check_restrictions( NULL, conn, op, NULL, &text ) ;
232 if( rc != LDAP_SUCCESS ) {
233 send_ldap_result( conn, op, rc,
234 NULL, text, NULL, NULL );
238 rc = root_dse_info( conn, &entry, &text );
241 #if defined( SLAPD_SCHEMA_DN )
242 else if ( strcasecmp( nbase.bv_val, SLAPD_SCHEMA_DN ) == 0 ) {
243 /* check restrictions */
244 rc = backend_check_restrictions( NULL, conn, op, NULL, &text ) ;
245 if( rc != LDAP_SUCCESS ) {
246 send_ldap_result( conn, op, rc,
247 NULL, text, NULL, NULL );
251 rc = schema_info( &entry, &text );
255 if( rc != LDAP_SUCCESS ) {
256 send_ldap_result( conn, op, rc,
257 NULL, text, NULL, NULL );
260 } else if ( entry != NULL ) {
261 rc = test_filter( NULL, conn, op,
264 if( rc == LDAP_COMPARE_TRUE ) {
265 send_search_entry( NULL, conn, op,
266 entry, an, attrsonly, NULL );
270 send_ldap_result( conn, op, LDAP_SUCCESS,
271 NULL, NULL, NULL, NULL );
277 if( !nbase.bv_len && default_search_nbase.bv_len ) {
278 ch_free( pbase.bv_val );
279 ch_free( nbase.bv_val );
281 ber_dupbv( &pbase, &default_search_base );
282 ber_dupbv( &nbase, &default_search_nbase );
286 * We could be serving multiple database backends. Select the
287 * appropriate one, or send a referral to our "referral server"
288 * if we don't hold it.
290 if ( (be = select_backend( &nbase, manageDSAit, 1 )) == NULL ) {
291 BerVarray ref = referral_rewrite( default_referral,
292 NULL, &pbase, scope );
294 send_ldap_result( conn, op, rc = LDAP_REFERRAL,
295 NULL, NULL, ref ? ref : default_referral, NULL );
297 ber_bvarray_free( ref );
301 /* check restrictions */
302 rc = backend_check_restrictions( be, conn, op, NULL, &text ) ;
303 if( rc != LDAP_SUCCESS ) {
304 send_ldap_result( conn, op, rc,
305 NULL, text, NULL, NULL );
309 /* check for referrals */
310 rc = backend_check_referrals( be, conn, op, &pbase, &nbase );
311 if ( rc != LDAP_SUCCESS ) {
315 /* deref the base if needed */
316 suffix_alias( be, &nbase );
318 /* actually do the search and send the result(s) */
319 if ( be->be_search ) {
320 (*be->be_search)( be, conn, op, &pbase, &nbase,
321 scope, deref, sizelimit,
322 timelimit, filter, &fstr, an, attrsonly );
324 send_ldap_result( conn, op, rc = LDAP_UNWILLING_TO_PERFORM,
325 NULL, "operation not supported within namingContext",
330 if( pbase.bv_val != NULL) free( pbase.bv_val );
331 if( nbase.bv_val != NULL) free( nbase.bv_val );
333 if( fstr.bv_val != NULL) free( fstr.bv_val );
334 if( filter != NULL) filter_free( filter );
335 if( an != NULL ) free( an );