Added connection initialisation and destruction notification. Now backends can...

Added connection initialisation and destruction notification. Now backends can register functions in backend_info.bi_connection_init and backend_info.bi_connection_destroy that will be called when a connection is initialized or destroyed.

servers/slapd/back-bdb2/init.c

@@ -66,6 +66,9 @@ bdb2_back_initialize(
 	bi->bi_acl_group = bdb2_back_group;
 #endif
 
+	bi->bi_connection_init = 0;
+	bi->bi_connection_destroy = 0;
+
 	ret = bdb2i_back_init_private( bi );
 
 	Debug( LDAP_DEBUG_TRACE, "bdb2_back_initialize: done (%d).\n", ret, 0, 0 );

servers/slapd/back-ldap/init.c

@@ -60,6 +60,9 @@ ldap_back_initialize(
 	bi->bi_acl_group = 0;
 #endif
 
+	bi->bi_connection_init = 0;
+	bi->bi_connection_destroy = 0;
+
 	return 0;
 }
 

servers/slapd/back-ldbm/init.c

@@ -41,6 +41,9 @@ ldbm_back_initialize(
 	bi->bi_acl_group = ldbm_back_group;
 #endif
 
+	bi->bi_connection_init = 0;
+	bi->bi_connection_destroy = 0;
+
 	return 0;
 }
 

servers/slapd/back-passwd/init.c

@@ -39,5 +39,8 @@ passwd_back_initialize(
 	bi->bi_acl_group = 0;
 #endif
 
+	bi->bi_connection_init = 0;
+	bi->bi_connection_destroy = 0;
+
 	return 0;
 }

servers/slapd/back-perl/init.c

@@ -80,6 +80,9 @@ perl_back_initialize(
 	bi->bi_acl_group = 0;
 #endif
 
+	bi->bi_connection_init = 0;
+	bi->bi_connection_destroy = 0;
+
 	return 0;
 }
 		

servers/slapd/back-shell/init.c

@@ -39,6 +39,9 @@ shell_back_initialize(
 	bi->bi_acl_group = 0;
 #endif
 
+	bi->bi_connection_init = 0;
+	bi->bi_connection_destroy = 0;
+
 	return 0;
 }
 

servers/slapd/back-tcl/tcl_init.c

 /* tcl_init.c - tcl backend initialization
  *
- * $Id: tcl_init.c,v 1.5 1999/02/20 07:53:48 hallvard Exp $
+ * $Id: tcl_init.c,v 1.6 1999/03/03 16:02:10 hallvard Exp $
  *
  * Copyright 1999, Ben Collins <bcollins@debian.org>, All rights reserved.
  *
@@ -63,6 +63,9 @@ tcl_back_initialize (
 	bi->bi_acl_group = 0;
 #endif
 
+	bi->bi_connection_init = 0;
+	bi->bi_connection_destroy = 0;
+
 	return 0;
 }
 

servers/slapd/backend.c

@@ -518,6 +518,38 @@ backend_unbind(
 	return 0;
 }
 
+int
+backend_connection_init(
+	Connection   *conn
+)
+{
+	int	i;
+
+	for ( i = 0; i < nbackends; i++ ) {
+		if ( backends[i].be_connection_init ) {
+			(*backends[i].be_connection_init)( &backends[i], conn);
+		}
+	}
+
+	return 0;
+}
+
+int
+backend_connection_destroy(
+	Connection   *conn
+)
+{
+	int	i;
+
+	for ( i = 0; i < nbackends; i++ ) {
+		if ( backends[i].be_connection_destroy ) {
+			(*backends[i].be_connection_destroy)( &backends[i], conn);
+		}
+	}
+
+	return 0;
+}
+
 #ifdef SLAPD_ACLGROUPS
 int 
 backend_group(

servers/slapd/connection.c

@@ -374,6 +374,8 @@ long connection_init(
     ldap_pvt_thread_mutex_unlock( &c->c_mutex );
     ldap_pvt_thread_mutex_unlock( &connections_mutex );
 
+    backend_connection_init(c);
+
     return id;
 }
 
@@ -388,6 +390,8 @@ connection_destroy( Connection *c )
     assert( c->c_conn_state != SLAP_C_INVALID );
     assert( c->c_ops == NULL );
 
+    backend_connection_destroy(c);
+
 #ifdef LDAP_COMPAT30
     c->c_version = 0;
 #endif

servers/slapd/proto-slap.h

@@ -89,6 +89,9 @@ int be_entry_release_rw LDAP_P(( Backend *be, Entry *e, int rw ));
 
 extern int	backend_unbind LDAP_P((Connection *conn, Operation *op));
 
+extern int	backend_connection_init LDAP_P((Connection *conn));
+extern int	backend_connection_destroy LDAP_P((Connection *conn));
+
 extern int	backend_group LDAP_P((Backend *be,
 	Entry *target,
 	char *gr_ndn, char *op_ndn,

servers/slapd/slap.h

@@ -341,6 +341,10 @@ struct backend_db {
 #define		be_release	bd_info->bi_entry_release_rw
 #define		be_group	bd_info->bi_acl_group
 
+#define		be_connection_init	bd_info->bi_connection_init
+#define		be_connection_destroy	bd_info->bi_connection_destroy
+
+
 	/* these should be renamed from be_ to bd_ */
 	char	**be_suffix;	/* the DN suffixes of data in this backend */
 	char	**be_nsuffix;	/* the normalized DN suffixes in this backend */
@@ -461,6 +465,12 @@ struct backend_info {
 		char *objectclassValue, char *groupattrName ));
 #endif
 
+	int	(*bi_connection_init) LDAP_P((BackendDB *bd,
+		struct slap_conn *c));
+	int	(*bi_connection_destroy) LDAP_P((BackendDB *bd,
+		struct slap_conn *c));
+
+
 	unsigned int bi_nDB;	/* number of databases of this type */
 	void	*bi_private;	/* anything the backend type needs */
 };