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-rw-r--r--servers/slapd/back-meta/unbind.c89
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diff --git a/servers/slapd/back-meta/unbind.c b/servers/slapd/back-meta/unbind.c
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+/* $OpenLDAP$ */
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
+ *
+ * Copyright 1999-2021 The OpenLDAP Foundation.
+ * Portions Copyright 2001-2003 Pierangelo Masarati.
+ * Portions Copyright 1999-2003 Howard Chu.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted only as authorized by the OpenLDAP
+ * Public License.
+ *
+ * A copy of this license is available in the file LICENSE in the
+ * top-level directory of the distribution or, alternatively, at
+ * <http://www.OpenLDAP.org/license.html>.
+ */
+/* ACKNOWLEDGEMENTS:
+ * This work was initially developed by the Howard Chu for inclusion
+ * in OpenLDAP Software and subsequently enhanced by Pierangelo
+ * Masarati.
+ */
+
+#include "portable.h"
+
+#include <stdio.h>
+
+#include <ac/errno.h>
+#include <ac/socket.h>
+#include <ac/string.h>
+
+#include "slap.h"
+#include "../back-ldap/back-ldap.h"
+#include "back-meta.h"
+
+int
+meta_back_conn_destroy(
+ Backend *be,
+ Connection *conn )
+{
+ metainfo_t *mi = ( metainfo_t * )be->be_private;
+ metaconn_t *mc,
+ mc_curr = {{ 0 }};
+ int i;
+
+
+ Debug( LDAP_DEBUG_TRACE,
+ "=>meta_back_conn_destroy: fetching conn=%ld DN=\"%s\"\n",
+ conn->c_connid,
+ BER_BVISNULL( &conn->c_ndn ) ? "" : conn->c_ndn.bv_val, 0 );
+
+ mc_curr.mc_conn = conn;
+
+ ldap_pvt_thread_mutex_lock( &mi->mi_conninfo.lai_mutex );
+#if META_BACK_PRINT_CONNTREE > 0
+ meta_back_print_conntree( mi, ">>> meta_back_conn_destroy" );
+#endif /* META_BACK_PRINT_CONNTREE */
+ while ( ( mc = avl_delete( &mi->mi_conninfo.lai_tree, ( caddr_t )&mc_curr, meta_back_conn_cmp ) ) != NULL )
+ {
+ assert( !LDAP_BACK_PCONN_ISPRIV( mc ) );
+ Debug( LDAP_DEBUG_TRACE,
+ "=>meta_back_conn_destroy: destroying conn %lu "
+ "refcnt=%d flags=0x%08x\n",
+ mc->mc_conn->c_connid, mc->mc_refcnt, mc->msc_mscflags );
+
+ if ( mc->mc_refcnt > 0 ) {
+ /* someone else might be accessing the connection;
+ * mark for deletion */
+ LDAP_BACK_CONN_CACHED_CLEAR( mc );
+ LDAP_BACK_CONN_TAINTED_SET( mc );
+
+ } else {
+ meta_back_conn_free( mc );
+ }
+ }
+#if META_BACK_PRINT_CONNTREE > 0
+ meta_back_print_conntree( mi, "<<< meta_back_conn_destroy" );
+#endif /* META_BACK_PRINT_CONNTREE */
+ ldap_pvt_thread_mutex_unlock( &mi->mi_conninfo.lai_mutex );
+
+ /*
+ * Cleanup rewrite session
+ */
+ for ( i = 0; i < mi->mi_ntargets; ++i ) {
+ rewrite_session_delete( mi->mi_targets[ i ]->mt_rwmap.rwm_rw, conn );
+ }
+
+ return 0;
+}
+