3 * Copyright 1998-2003 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>
35 struct berval dn = { 0, NULL };
36 struct berval pdn = { 0, NULL };
37 struct berval ndn = { 0, NULL };
43 Slapi_PBlock *pb = op->o_pb;
46 LDAP_LOG( OPERATION, ENTRY,
47 "do_delete: conn %d\n", conn->c_connid, 0, 0 );
49 Debug( LDAP_DEBUG_TRACE, "do_delete\n", 0, 0, 0 );
53 * Parse the delete request. It looks like this:
55 * DelRequest := DistinguishedName
58 if ( ber_scanf( op->o_ber, "m", &dn ) == LBER_ERROR ) {
60 LDAP_LOG( OPERATION, ERR,
61 "do_delete: conn: %d ber_scanf failed\n", conn->c_connid, 0, 0 );
63 Debug( LDAP_DEBUG_ANY, "ber_scanf failed\n", 0, 0, 0 );
65 send_ldap_disconnect( conn, op,
66 LDAP_PROTOCOL_ERROR, "decoding error" );
67 return SLAPD_DISCONNECT;
70 if( ( rc = get_ctrls( conn, op, 1 ) ) != LDAP_SUCCESS ) {
72 LDAP_LOG( OPERATION, ERR,
73 "do_delete: conn %d get_ctrls failed\n", conn->c_connid, 0, 0 );
75 Debug( LDAP_DEBUG_ANY, "do_delete: get_ctrls failed\n", 0, 0, 0 );
80 rc = dnPrettyNormal( NULL, &dn, &pdn, &ndn );
81 if( rc != LDAP_SUCCESS ) {
83 LDAP_LOG( OPERATION, INFO,
84 "do_delete: conn %d invalid dn (%s)\n",
85 conn->c_connid, dn.bv_val, 0 );
87 Debug( LDAP_DEBUG_ANY,
88 "do_delete: invalid dn (%s)\n", dn.bv_val, 0, 0 );
90 send_ldap_result( conn, op, rc = LDAP_INVALID_DN_SYNTAX, NULL,
91 "invalid DN", NULL, NULL );
95 if( ndn.bv_len == 0 ) {
97 LDAP_LOG( OPERATION, INFO,
98 "do_delete: conn %d: Attempt to delete root DSE.\n",
99 conn->c_connid, 0, 0 );
101 Debug( LDAP_DEBUG_ANY, "do_delete: root dse!\n", 0, 0, 0 );
103 /* protocolError would likely be a more appropriate error */
104 send_ldap_result( conn, op, rc = LDAP_UNWILLING_TO_PERFORM,
105 NULL, "cannot delete the root DSE", NULL, NULL );
108 } else if ( bvmatch( &ndn, &global_schemandn ) ) {
110 LDAP_LOG( OPERATION, INFO, "do_delete: conn %d: "
111 "Attempt to delete subschema subentry.\n", conn->c_connid, 0, 0 );
113 Debug( LDAP_DEBUG_ANY, "do_delete: subschema subentry!\n", 0, 0, 0 );
115 /* protocolError would likely be a more appropriate error */
116 send_ldap_result( conn, op, rc = LDAP_UNWILLING_TO_PERFORM,
117 NULL, "cannot delete the root DSE", NULL, NULL );
121 Statslog( LDAP_DEBUG_STATS, "conn=%lu op=%lu DEL dn=\"%s\"\n",
122 op->o_connid, op->o_opid, pdn.bv_val, 0, 0 );
124 manageDSAit = get_manageDSAit( op );
127 * We could be serving multiple database backends. Select the
128 * appropriate one, or send a referral to our "referral server"
129 * if we don't hold it.
131 if ( (be = select_backend( &ndn, manageDSAit, 0 )) == NULL ) {
132 BerVarray ref = referral_rewrite( default_referral,
133 NULL, &pdn, LDAP_SCOPE_DEFAULT );
135 send_ldap_result( conn, op, rc = LDAP_REFERRAL,
136 NULL, NULL, ref ? ref : default_referral, NULL );
138 ber_bvarray_free( ref );
142 /* check restrictions */
143 rc = backend_check_restrictions( be, conn, op, NULL, &text ) ;
144 if( rc != LDAP_SUCCESS ) {
145 send_ldap_result( conn, op, rc,
146 NULL, text, NULL, NULL );
150 /* check for referrals */
151 rc = backend_check_referrals( be, conn, op, &pdn, &ndn );
152 if ( rc != LDAP_SUCCESS ) {
156 /* deref suffix alias if appropriate */
157 suffix_alias( be, &ndn );
159 #if defined( LDAP_SLAPI )
160 slapi_x_backend_set_pb( pb, be );
161 slapi_x_connection_set_pb( pb, conn );
162 slapi_x_operation_set_pb( pb, op );
163 slapi_pblock_set( pb, SLAPI_DELETE_TARGET, (void *)dn.bv_val );
164 slapi_pblock_set( pb, SLAPI_MANAGEDSAIT, (void *)manageDSAit );
166 rc = doPluginFNs( be, SLAPI_PLUGIN_PRE_DELETE_FN, pb );
169 * A preoperation plugin failure will abort the
173 LDAP_LOG( OPERATION, INFO, "do_delete: delete preoperation plugin "
174 "failed\n", 0, 0, 0 );
176 Debug (LDAP_DEBUG_TRACE, "do_delete: delete preoperation plugin failed.\n",
179 if ( slapi_pblock_get( pb, SLAPI_RESULT_CODE, (void *)&rc ) != 0 )
183 #endif /* defined( LDAP_SLAPI ) */
186 * do the delete if 1 && (2 || 3)
187 * 1) there is a delete function implemented in this backend;
188 * 2) this backend is master for what it holds;
189 * 3) it's a replica and the dn supplied is the update_ndn.
191 if ( be->be_delete ) {
192 /* do the update here */
193 int repl_user = be_isupdate( be, &op->o_ndn );
194 #ifndef SLAPD_MULTIMASTER
195 if ( !be->be_update_ndn.bv_len || repl_user )
198 if ( (*be->be_delete)( be, conn, op, &pdn, &ndn ) == 0 ) {
199 #ifdef SLAPD_MULTIMASTER
200 if ( !be->be_update_ndn.bv_len || !repl_user )
203 replog( be, op, &pdn, &ndn, NULL );
206 #ifndef SLAPD_MULTIMASTER
208 BerVarray defref = be->be_update_refs
209 ? be->be_update_refs : default_referral;
210 BerVarray ref = referral_rewrite( default_referral,
211 NULL, &pdn, LDAP_SCOPE_DEFAULT );
213 send_ldap_result( conn, op, rc = LDAP_REFERRAL, NULL, NULL,
214 ref ? ref : defref, NULL );
216 ber_bvarray_free( ref );
221 send_ldap_result( conn, op, rc = LDAP_UNWILLING_TO_PERFORM,
222 NULL, "operation not supported within namingContext", NULL, NULL );
225 #if defined( LDAP_SLAPI )
226 if ( doPluginFNs( be, SLAPI_PLUGIN_POST_DELETE_FN, pb ) != 0) {
228 LDAP_LOG( OPERATION, INFO, "do_delete: delete postoperation plugins "
229 "failed\n", 0, 0, 0 );
231 Debug(LDAP_DEBUG_TRACE, "do_delete: delete postoperation plugins "
232 "failed.\n", 0, 0, 0);
235 #endif /* defined( LDAP_SLAPI ) */