2 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
4 * Copyright 1998-2005 The OpenLDAP Foundation.
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted only as authorized by the OpenLDAP
11 * A copy of this license is available in the file LICENSE in the
12 * top-level directory of the distribution or, alternatively, at
13 * <http://www.OpenLDAP.org/license.html>.
15 /* Portions Copyright (c) 1995 Regents of the University of Michigan.
16 * All rights reserved.
18 * Redistribution and use in source and binary forms are permitted
19 * provided that this notice is preserved and that due credit is given
20 * to the University of Michigan at Ann Arbor. The name of the University
21 * may not be used to endorse or promote products derived from this
22 * software without specific prior written permission. This software
23 * is provided ``as is'' without express or implied warranty.
30 #include <ac/string.h>
31 #include <ac/socket.h>
38 Operation *op, /* info about the op to which we're responding */
39 SlapReply *rs /* all the response data we'll send */ )
41 struct berval base = BER_BVNULL;
42 ber_len_t siz, off, i;
44 Debug( LDAP_DEBUG_TRACE, "do_search\n", 0, 0, 0 );
47 * Parse the search request. It looks like this:
49 * SearchRequest := [APPLICATION 3] SEQUENCE {
50 * baseObject DistinguishedName,
55 * subordinate (3) -- OpenLDAP extension
57 * derefAliases ENUMERATED {
58 * neverDerefaliases (0),
59 * derefInSearching (1),
60 * derefFindingBaseObj (2),
61 * alwaysDerefAliases (3)
63 * sizelimit INTEGER (0 .. 65535),
64 * timelimit INTEGER (0 .. 65535),
67 * attributes SEQUENCE OF AttributeType
71 /* baseObject, scope, derefAliases, sizelimit, timelimit, attrsOnly */
72 if ( ber_scanf( op->o_ber, "{miiiib" /*}*/,
73 &base, &op->ors_scope, &op->ors_deref, &op->ors_slimit,
74 &op->ors_tlimit, &op->ors_attrsonly ) == LBER_ERROR )
76 send_ldap_discon( op, rs, LDAP_PROTOCOL_ERROR, "decoding error" );
77 rs->sr_err = SLAPD_DISCONNECT;
81 if ( op->ors_tlimit < 0 || op->ors_tlimit > SLAP_MAX_LIMIT ) {
82 send_ldap_error( op, rs, LDAP_PROTOCOL_ERROR, "invalid time limit" );
86 if ( op->ors_slimit < 0 || op->ors_slimit > SLAP_MAX_LIMIT ) {
87 send_ldap_error( op, rs, LDAP_PROTOCOL_ERROR, "invalid size limit" );
91 switch( op->ors_scope ) {
93 case LDAP_SCOPE_ONELEVEL:
94 case LDAP_SCOPE_SUBTREE:
95 #ifdef LDAP_SCOPE_SUBORDINATE
96 case LDAP_SCOPE_SUBORDINATE:
100 send_ldap_error( op, rs, LDAP_PROTOCOL_ERROR, "invalid scope" );
104 switch( op->ors_deref ) {
105 case LDAP_DEREF_NEVER:
106 case LDAP_DEREF_FINDING:
107 case LDAP_DEREF_SEARCHING:
108 case LDAP_DEREF_ALWAYS:
111 send_ldap_error( op, rs, LDAP_PROTOCOL_ERROR, "invalid deref" );
115 rs->sr_err = dnPrettyNormal( NULL, &base, &op->o_req_dn, &op->o_req_ndn, op->o_tmpmemctx );
116 if( rs->sr_err != LDAP_SUCCESS ) {
117 Debug( LDAP_DEBUG_ANY,
118 "do_search: invalid dn (%s)\n", base.bv_val, 0, 0 );
119 send_ldap_error( op, rs, LDAP_INVALID_DN_SYNTAX, "invalid DN" );
123 Debug( LDAP_DEBUG_ARGS, "SRCH \"%s\" %d %d",
124 base.bv_val, op->ors_scope, op->ors_deref );
125 Debug( LDAP_DEBUG_ARGS, " %d %d %d\n",
126 op->ors_slimit, op->ors_tlimit, op->ors_attrsonly);
128 /* filter - returns a "normalized" version */
129 rs->sr_err = get_filter( op, op->o_ber, &op->ors_filter, &rs->sr_text );
130 if( rs->sr_err != LDAP_SUCCESS ) {
131 if( rs->sr_err == SLAPD_DISCONNECT ) {
132 rs->sr_err = LDAP_PROTOCOL_ERROR;
133 send_ldap_disconnect( op, rs );
134 rs->sr_err = SLAPD_DISCONNECT;
136 send_ldap_result( op, rs );
140 filter2bv_x( op, op->ors_filter, &op->ors_filterstr );
142 Debug( LDAP_DEBUG_ARGS, " filter: %s\n",
143 !BER_BVISEMPTY( &op->ors_filterstr ) ? op->ors_filterstr.bv_val : "empty", 0, 0 );
146 siz = sizeof(AttributeName);
147 off = offsetof(AttributeName,an_name);
148 if ( ber_scanf( op->o_ber, "{M}}", &op->ors_attrs, &siz, off ) == LBER_ERROR ) {
149 send_ldap_discon( op, rs, LDAP_PROTOCOL_ERROR, "decoding attrs error" );
150 rs->sr_err = SLAPD_DISCONNECT;
153 for ( i=0; i<siz; i++ ) {
154 const char *dummy; /* ignore msgs from bv2ad */
155 op->ors_attrs[i].an_desc = NULL;
156 op->ors_attrs[i].an_oc = NULL;
157 op->ors_attrs[i].an_oc_exclude = 0;
158 if ( slap_bv2ad( &op->ors_attrs[i].an_name,
159 &op->ors_attrs[i].an_desc, &dummy ) != LDAP_SUCCESS )
161 slap_bv2undef_ad( &op->ors_attrs[i].an_name,
162 &op->ors_attrs[i].an_desc, &dummy,
163 SLAP_AD_PROXIED|SLAP_AD_NOINSERT );
167 if( get_ctrls( op, rs, 1 ) != LDAP_SUCCESS ) {
168 Debug( LDAP_DEBUG_ANY, "do_search: get_ctrls failed\n", 0, 0, 0 );
173 Debug( LDAP_DEBUG_ARGS, " attrs:", 0, 0, 0 );
176 for ( i = 0; i<siz; i++ ) {
177 Debug( LDAP_DEBUG_ARGS, " %s", op->ors_attrs[i].an_name.bv_val, 0, 0 );
181 Debug( LDAP_DEBUG_ARGS, "\n", 0, 0, 0 );
183 if ( StatslogTest( LDAP_DEBUG_STATS ) ) {
184 char abuf[BUFSIZ/2], *ptr = abuf;
187 sprintf(abuf, "scope=%d deref=%d", op->ors_scope, op->ors_deref);
188 Statslog( LDAP_DEBUG_STATS,
189 "%s SRCH base=\"%s\" %s filter=\"%s\"\n",
190 op->o_log_prefix, op->o_req_dn.bv_val, abuf,
191 op->ors_filterstr.bv_val, 0 );
193 for ( i = 0; i<siz; i++ ) {
194 alen = op->ors_attrs[i].an_name.bv_len;
195 if (alen >= sizeof(abuf)) {
196 alen = sizeof(abuf)-1;
198 if (len && (len + 1 + alen >= sizeof(abuf))) {
199 Statslog( LDAP_DEBUG_STATS, "%s SRCH attr=%s\n",
200 op->o_log_prefix, abuf, 0, 0, 0 );
208 ptr = lutil_strncopy(ptr, op->ors_attrs[i].an_name.bv_val, alen);
213 Statslog( LDAP_DEBUG_STATS, "%s SRCH attr=%s\n",
214 op->o_log_prefix, abuf, 0, 0, 0 );
218 op->o_bd = frontendDB;
219 rs->sr_err = frontendDB->be_search( op, rs );
222 if ( !BER_BVISNULL( &op->o_req_dn ) ) {
223 slap_sl_free( op->o_req_dn.bv_val, op->o_tmpmemctx );
225 if ( !BER_BVISNULL( &op->o_req_ndn ) ) {
226 slap_sl_free( op->o_req_ndn.bv_val, op->o_tmpmemctx );
228 if ( !BER_BVISNULL( &op->ors_filterstr ) ) {
229 op->o_tmpfree( op->ors_filterstr.bv_val, op->o_tmpmemctx );
231 if ( op->ors_filter != NULL) {
232 filter_free_x( op, op->ors_filter );
234 if ( op->ors_attrs != NULL ) {
235 op->o_tmpfree( op->ors_attrs, op->o_tmpmemctx );
242 fe_op_search( Operation *op, SlapReply *rs )
247 manageDSAit = get_manageDSAit( op );
249 /* fake while loop to allow breaking out */
250 while ( op->ors_scope == LDAP_SCOPE_BASE ) {
253 if ( BER_BVISEMPTY( &op->o_req_ndn ) ) {
254 #ifdef LDAP_CONNECTIONLESS
255 /* Ignore LDAPv2 CLDAP Root DSE queries */
256 if (op->o_protocol == LDAP_VERSION2 && op->o_conn->c_is_udp) {
260 /* check restrictions */
261 if( backend_check_restrictions( op, rs, NULL ) != LDAP_SUCCESS ) {
262 send_ldap_result( op, rs );
266 rs->sr_err = root_dse_info( op->o_conn, &entry, &rs->sr_text );
268 } else if ( bvmatch( &op->o_req_ndn, &frontendDB->be_schemandn ) ) {
269 /* check restrictions */
270 if( backend_check_restrictions( op, rs, NULL ) != LDAP_SUCCESS ) {
271 send_ldap_result( op, rs );
275 rs->sr_err = schema_info( &entry, &rs->sr_text );
278 if( rs->sr_err != LDAP_SUCCESS ) {
279 send_ldap_result( op, rs );
282 } else if ( entry != NULL ) {
283 rs->sr_err = test_filter( op, entry, op->ors_filter );
285 if( rs->sr_err == LDAP_COMPARE_TRUE ) {
286 rs->sr_entry = entry;
287 rs->sr_attrs = op->ors_attrs;
288 rs->sr_operational_attrs = NULL;
289 send_search_entry( op, rs );
291 rs->sr_operational_attrs = NULL;
295 rs->sr_err = LDAP_SUCCESS;
296 send_ldap_result( op, rs );
302 if( BER_BVISEMPTY( &op->o_req_ndn ) && !BER_BVISEMPTY( &default_search_nbase ) ) {
303 slap_sl_free( op->o_req_dn.bv_val, op->o_tmpmemctx );
304 slap_sl_free( op->o_req_ndn.bv_val, op->o_tmpmemctx );
306 ber_dupbv_x( &op->o_req_dn, &default_search_base, op->o_tmpmemctx );
307 ber_dupbv_x( &op->o_req_ndn, &default_search_nbase, op->o_tmpmemctx );
311 * We could be serving multiple database backends. Select the
312 * appropriate one, or send a referral to our "referral server"
313 * if we don't hold it.
316 be_manageDSAit = manageDSAit;
318 op->o_bd = select_backend( &op->o_req_ndn, be_manageDSAit, 1 );
319 if ( op->o_bd == NULL ) {
320 rs->sr_ref = referral_rewrite( default_referral,
321 NULL, &op->o_req_dn, op->ors_scope );
323 if (!rs->sr_ref) rs->sr_ref = default_referral;
324 rs->sr_err = LDAP_REFERRAL;
325 op->o_bd = frontendDB;
326 send_ldap_result( op, rs );
329 if (rs->sr_ref != default_referral)
330 ber_bvarray_free( rs->sr_ref );
335 /* check restrictions */
336 if( backend_check_restrictions( op, rs, NULL ) != LDAP_SUCCESS ) {
337 send_ldap_result( op, rs );
341 /* check for referrals */
342 if( backend_check_referrals( op, rs ) != LDAP_SUCCESS ) {
346 /* actually do the search and send the result(s) */
347 if ( op->o_bd->be_search ) {
348 if ( limits_check( op, rs ) == 0 ) {
349 (op->o_bd->be_search)( op, rs );
351 /* else limits_check() sends error */
354 send_ldap_error( op, rs, LDAP_UNWILLING_TO_PERFORM,
355 "operation not supported within namingContext" );