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 };
44 Slapi_PBlock *pb = op->o_pb;
48 LDAP_LOG( OPERATION, ENTRY,
49 "do_delete: conn %d\n", conn->c_connid, 0, 0 );
51 Debug( LDAP_DEBUG_TRACE, "do_delete\n", 0, 0, 0 );
55 * Parse the delete request. It looks like this:
57 * DelRequest := DistinguishedName
60 if ( ber_scanf( op->o_ber, "m", &dn ) == LBER_ERROR ) {
62 LDAP_LOG( OPERATION, ERR,
63 "do_delete: conn: %d ber_scanf failed\n", conn->c_connid, 0, 0 );
65 Debug( LDAP_DEBUG_ANY, "ber_scanf failed\n", 0, 0, 0 );
67 send_ldap_disconnect( conn, op,
68 LDAP_PROTOCOL_ERROR, "decoding error" );
69 return SLAPD_DISCONNECT;
72 if( ( rc = get_ctrls( conn, op, 1 ) ) != LDAP_SUCCESS ) {
74 LDAP_LOG( OPERATION, ERR,
75 "do_delete: conn %d get_ctrls failed\n", conn->c_connid, 0, 0 );
77 Debug( LDAP_DEBUG_ANY, "do_delete: get_ctrls failed\n", 0, 0, 0 );
82 rc = dnPrettyNormal( NULL, &dn, &pdn, &ndn );
83 if( rc != LDAP_SUCCESS ) {
85 LDAP_LOG( OPERATION, INFO,
86 "do_delete: conn %d invalid dn (%s)\n",
87 conn->c_connid, dn.bv_val, 0 );
89 Debug( LDAP_DEBUG_ANY,
90 "do_delete: invalid dn (%s)\n", dn.bv_val, 0, 0 );
92 send_ldap_result( conn, op, rc = LDAP_INVALID_DN_SYNTAX, NULL,
93 "invalid DN", NULL, NULL );
97 if( ndn.bv_len == 0 ) {
99 LDAP_LOG( OPERATION, INFO,
100 "do_delete: conn %d: Attempt to delete root DSE.\n",
101 conn->c_connid, 0, 0 );
103 Debug( LDAP_DEBUG_ANY, "do_delete: root dse!\n", 0, 0, 0 );
105 /* protocolError would likely be a more appropriate error */
106 send_ldap_result( conn, op, rc = LDAP_UNWILLING_TO_PERFORM,
107 NULL, "cannot delete the root DSE", NULL, NULL );
110 } else if ( bvmatch( &ndn, &global_schemandn ) ) {
112 LDAP_LOG( OPERATION, INFO, "do_delete: conn %d: "
113 "Attempt to delete subschema subentry.\n", conn->c_connid, 0, 0 );
115 Debug( LDAP_DEBUG_ANY, "do_delete: subschema subentry!\n", 0, 0, 0 );
117 /* protocolError would likely be a more appropriate error */
118 send_ldap_result( conn, op, rc = LDAP_UNWILLING_TO_PERFORM,
119 NULL, "cannot delete the root DSE", NULL, NULL );
123 Statslog( LDAP_DEBUG_STATS, "conn=%lu op=%lu DEL dn=\"%s\"\n",
124 op->o_connid, op->o_opid, pdn.bv_val, 0, 0 );
126 manageDSAit = get_manageDSAit( op );
129 * We could be serving multiple database backends. Select the
130 * appropriate one, or send a referral to our "referral server"
131 * if we don't hold it.
133 if ( (be = select_backend( &ndn, manageDSAit, 0 )) == NULL ) {
134 BerVarray ref = referral_rewrite( default_referral,
135 NULL, &pdn, LDAP_SCOPE_DEFAULT );
137 send_ldap_result( conn, op, rc = LDAP_REFERRAL,
138 NULL, NULL, ref ? ref : default_referral, NULL );
140 ber_bvarray_free( ref );
144 /* check restrictions */
145 rc = backend_check_restrictions( be, conn, op, NULL, &text ) ;
146 if( rc != LDAP_SUCCESS ) {
147 send_ldap_result( conn, op, rc,
148 NULL, text, NULL, NULL );
152 /* check for referrals */
153 rc = backend_check_referrals( be, conn, op, &pdn, &ndn );
154 if ( rc != LDAP_SUCCESS ) {
158 #if defined( LDAP_SLAPI )
159 slapi_x_backend_set_pb( pb, be );
160 slapi_x_connection_set_pb( pb, conn );
161 slapi_x_operation_set_pb( pb, op );
162 slapi_pblock_set( pb, SLAPI_DELETE_TARGET, (void *)dn.bv_val );
163 slapi_pblock_set( pb, SLAPI_MANAGEDSAIT, (void *)manageDSAit );
165 rc = doPluginFNs( be, SLAPI_PLUGIN_PRE_DELETE_FN, pb );
168 * A preoperation plugin failure will abort the
172 LDAP_LOG( OPERATION, INFO, "do_delete: delete preoperation plugin "
173 "failed\n", 0, 0, 0 );
175 Debug (LDAP_DEBUG_TRACE, "do_delete: delete preoperation plugin failed.\n",
178 if ( slapi_pblock_get( pb, SLAPI_RESULT_CODE, (void *)&rc ) != 0 )
182 #endif /* defined( LDAP_SLAPI ) */
185 * do the delete if 1 && (2 || 3)
186 * 1) there is a delete function implemented in this backend;
187 * 2) this backend is master for what it holds;
188 * 3) it's a replica and the dn supplied is the update_ndn.
190 if ( be->be_delete ) {
191 /* do the update here */
192 int repl_user = be_isupdate( be, &op->o_ndn );
193 #ifndef SLAPD_MULTIMASTER
194 if ( !be->be_update_ndn.bv_len || repl_user )
197 if ( (*be->be_delete)( be, conn, op, &pdn, &ndn ) == 0 ) {
198 #ifdef SLAPD_MULTIMASTER
199 if ( !be->be_update_ndn.bv_len || !repl_user )
202 replog( be, op, &pdn, &ndn, NULL );
205 #ifndef SLAPD_MULTIMASTER
207 BerVarray defref = be->be_update_refs
208 ? be->be_update_refs : default_referral;
209 BerVarray ref = referral_rewrite( default_referral,
210 NULL, &pdn, LDAP_SCOPE_DEFAULT );
212 send_ldap_result( conn, op, rc = LDAP_REFERRAL, NULL, NULL,
213 ref ? ref : defref, NULL );
215 ber_bvarray_free( ref );
220 send_ldap_result( conn, op, rc = LDAP_UNWILLING_TO_PERFORM,
221 NULL, "operation not supported within namingContext", NULL, NULL );
224 #if defined( LDAP_SLAPI )
225 if ( doPluginFNs( be, SLAPI_PLUGIN_POST_DELETE_FN, pb ) != 0) {
227 LDAP_LOG( OPERATION, INFO, "do_delete: delete postoperation plugins "
228 "failed\n", 0, 0, 0 );
230 Debug(LDAP_DEBUG_TRACE, "do_delete: delete postoperation plugins "
231 "failed.\n", 0, 0, 0);
234 #endif /* defined( LDAP_SLAPI ) */