3 * Copyright 1998-1999 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>
38 Debug( LDAP_DEBUG_TRACE, "do_delete\n", 0, 0, 0 );
40 if( op->o_bind_in_progress ) {
41 Debug( LDAP_DEBUG_ANY, "do_delete: SASL bind in progress.\n",
43 send_ldap_result( conn, op, LDAP_SASL_BIND_IN_PROGRESS,
44 NULL, "SASL bind in progress", NULL, NULL );
45 return LDAP_SASL_BIND_IN_PROGRESS;
49 * Parse the delete request. It looks like this:
51 * DelRequest := DistinguishedName
54 if ( ber_scanf( op->o_ber, "a", &dn ) == LBER_ERROR ) {
55 Debug( LDAP_DEBUG_ANY, "ber_scanf failed\n", 0, 0, 0 );
56 send_ldap_disconnect( conn, op,
57 LDAP_PROTOCOL_ERROR, "decoding error" );
61 ndn = ch_strdup( dn );
63 if( dn_normalize( ndn ) == NULL ) {
64 Debug( LDAP_DEBUG_ANY, "do_delete: invalid dn (%s)\n", dn, 0, 0 );
65 send_ldap_result( conn, op, rc = LDAP_INVALID_DN_SYNTAX, NULL,
66 "invalid DN", NULL, NULL );
70 if( ( rc = get_ctrls( conn, op, 1 ) ) != LDAP_SUCCESS ) {
71 Debug( LDAP_DEBUG_ANY, "do_add: get_ctrls failed\n", 0, 0, 0 );
75 Statslog( LDAP_DEBUG_STATS, "conn=%ld op=%d DEL dn=\"%s\"\n",
76 op->o_connid, op->o_opid, dn, 0, 0 );
79 * We could be serving multiple database backends. Select the
80 * appropriate one, or send a referral to our "referral server"
81 * if we don't hold it.
83 if ( (be = select_backend( ndn )) == NULL ) {
84 send_ldap_result( conn, op, rc = LDAP_REFERRAL,
85 NULL, NULL, default_referral, NULL );
89 /* make sure this backend recongizes critical controls */
90 rc = backend_check_controls( be, conn, op ) ;
92 if( rc != LDAP_SUCCESS ) {
93 send_ldap_result( conn, op, rc,
94 NULL, NULL, NULL, NULL );
97 if ( global_readonly || be->be_readonly ) {
98 Debug( LDAP_DEBUG_ANY, "do_delete: database is read-only\n",
100 send_ldap_result( conn, op, LDAP_UNWILLING_TO_PERFORM,
101 NULL, "database is read-only", NULL, NULL );
102 rc = LDAP_UNWILLING_TO_PERFORM;
106 /* deref suffix alias if appropriate */
107 ndn = suffix_alias( be, ndn );
110 * do the delete if 1 && (2 || 3)
111 * 1) there is a delete function implemented in this backend;
112 * 2) this backend is master for what it holds;
113 * 3) it's a replica and the dn supplied is the update_ndn.
115 if ( be->be_delete ) {
116 /* do the update here */
117 #ifndef SLAPD_MULTIMASTER
118 if ( be->be_update_ndn == NULL ||
119 strcmp( be->be_update_ndn, op->o_ndn ) == 0 )
122 if ( (*be->be_delete)( be, conn, op, dn, ndn ) == 0 ) {
123 #ifdef SLAPD_MULTIMASTER
124 if (be->be_update_ndn == NULL ||
125 strcmp( be->be_update_ndn, op->o_ndn ))
128 replog( be, op, dn, NULL );
131 #ifndef SLAPD_MULTIMASTER
133 send_ldap_result( conn, op, rc = LDAP_REFERRAL, NULL, NULL,
134 be->be_update_refs ? be->be_update_refs : default_referral, NULL );
139 send_ldap_result( conn, op, rc = LDAP_UNWILLING_TO_PERFORM,
140 NULL, "Function not implemented", NULL, NULL );