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Diffstat (limited to '')
-rw-r--r-- | servers/slapd/back-meta/unbind.c | 89 |
1 files changed, 89 insertions, 0 deletions
diff --git a/servers/slapd/back-meta/unbind.c b/servers/slapd/back-meta/unbind.c new file mode 100644 index 0000000..4e363de --- /dev/null +++ b/servers/slapd/back-meta/unbind.c @@ -0,0 +1,89 @@ +/* $OpenLDAP$ */ +/* 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; +} + |