r12898: prepare the 'wins hook' feature, but we only debug out a 'TODO: run script ...'

metze
(This used to be commit d28c8ce66db61cff193ac06e8e5d7d6aa5059e9e)

5 files changed, 65 insertions, 1 deletions

diff --git a/source4/nbt_server/config.mk b/source4/nbt_server/config.mk
index bc415516ad..330eef6e81 100644
--- a/source4/nbt_server/config.mk
+++ b/source4/nbt_server/config.mk
@@ -4,7 +4,8 @@
 # Start SUBSYSTEM WINSDB
 [SUBSYSTEM::WINSDB]
 OBJ_FILES = \
-		wins/winsdb.o
+		wins/winsdb.o \
+		wins/wins_hook.o
 PRIVATE_PROTO_HEADER = wins/winsdb_proto.h
 REQUIRED_SUBSYSTEMS = \
 		LIBLDB
diff --git a/source4/nbt_server/wins/wins_hook.c b/source4/nbt_server/wins/wins_hook.c
new file mode 100644
index 0000000000..4c798fc18c
--- /dev/null
+++ b/source4/nbt_server/wins/wins_hook.c
@@ -0,0 +1,47 @@
+/* 
+   Unix SMB/CIFS implementation.
+
+   wins hook feature, we run a specified script
+   which can then do some custom actions
+
+   Copyright (C) Stefan Metzmacher	2005
+      
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 2 of the License, or
+   (at your option) any later version.
+   
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+   
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include "includes.h"
+#include "nbt_server/nbt_server.h"
+#include "nbt_server/wins/winsdb.h"
+
+static const char *wins_hook_action_string(enum wins_hook_action action)
+{
+	switch (action) {
+	case WINS_HOOK_ADD:	return "WINS_HOOK_ADD";
+	case WINS_HOOK_MODIFY:	return "WINS_HOOK_MODIFY";
+	case WINS_HOOK_DELETE:	return "WINS_HOOK_DELETE";
+	}
+
+	return "WINS_HOOK_ACTION_UNKNOWN";
+}
+
+void wins_hook(struct winsdb_handle *h, struct winsdb_record *rec, enum wins_hook_action action)
+{
+	const char *script = lp_wins_hook();
+	if (!script || !script[0]) return;
+
+	DEBUG(0,("TODO: call wins hook '%s' '%s' for name '%s'\n",
+		script, wins_hook_action_string(action),
+		nbt_name_string(rec, rec->name)));
+}
diff --git a/source4/nbt_server/wins/winsdb.c b/source4/nbt_server/wins/winsdb.c
index a4b0ab9ffd..d2a47e8f7c 100644
--- a/source4/nbt_server/wins/winsdb.c
+++ b/source4/nbt_server/wins/winsdb.c
@@ -676,6 +676,8 @@ uint8_t winsdb_add(struct winsdb_handle *h, struct winsdb_record *rec, uint32_t
 	trans = ldb_transaction_commit(wins_db);
 	if (trans != LDB_SUCCESS) goto failed;
 
+	wins_hook(h, rec, WINS_HOOK_ADD);
+
 	talloc_free(tmp_ctx);
 	return NBT_RCODE_OK;
 
@@ -723,6 +725,8 @@ uint8_t winsdb_modify(struct winsdb_handle *h, struct winsdb_record *rec, uint32
 	trans = ldb_transaction_commit(wins_db);
 	if (trans != LDB_SUCCESS) goto failed;
 
+	wins_hook(h, rec, WINS_HOOK_MODIFY);
+
 	talloc_free(tmp_ctx);
 	return NBT_RCODE_OK;
 
@@ -756,6 +760,8 @@ uint8_t winsdb_delete(struct winsdb_handle *h, struct winsdb_record *rec)
 	trans = ldb_transaction_commit(wins_db);
 	if (trans != LDB_SUCCESS) goto failed;
 
+	wins_hook(h, rec, WINS_HOOK_DELETE);
+
 	talloc_free(tmp_ctx);
 	return NBT_RCODE_OK;
 
diff --git a/source4/nbt_server/wins/winsdb.h b/source4/nbt_server/wins/winsdb.h
index 1163d96e91..6310966d87 100644
--- a/source4/nbt_server/wins/winsdb.h
+++ b/source4/nbt_server/wins/winsdb.h
@@ -55,4 +55,11 @@ struct winsdb_handle {
 	const char *local_owner;
 };
 
+enum wins_hook_action {
+	WINS_HOOK_ADD		= 0,
+	WINS_HOOK_MODIFY	= 1,
+	WINS_HOOK_DELETE	= 2
+};
+
+
 #include "nbt_server/wins/winsdb_proto.h"
diff --git a/source4/param/loadparm.c b/source4/param/loadparm.c
index c79db6e584..ae0e4b3bf0 100644
--- a/source4/param/loadparm.c
+++ b/source4/param/loadparm.c
@@ -154,6 +154,7 @@ typedef struct
 	char *socket_options;
 	BOOL bWINSsupport;
 	BOOL bWINSdnsProxy;
+	char *szWINSHook; 
 	BOOL bLocalMaster;
 	BOOL bPreferredMaster;
 	BOOL bEncryptPasswords;
@@ -510,6 +511,7 @@ static struct parm_struct parm_table[] = {
 	{"wins server", P_LIST, P_GLOBAL, &Globals.szWINSservers, NULL, NULL, FLAG_BASIC | FLAG_ADVANCED | FLAG_WIZARD | FLAG_DEVELOPER},
 	{"wins support", P_BOOL, P_GLOBAL, &Globals.bWINSsupport, NULL, NULL, FLAG_BASIC | FLAG_ADVANCED | FLAG_WIZARD | FLAG_DEVELOPER},
 	{"dns proxy", P_BOOL, P_GLOBAL, &Globals.bWINSdnsProxy, NULL, NULL, FLAG_BASIC | FLAG_ADVANCED | FLAG_WIZARD | FLAG_DEVELOPER},
+	{"wins hook", P_STRING, P_GLOBAL, &Globals.szWINSHook, NULL, NULL, FLAG_ADVANCED}, 
 
 	{"Locking Options", P_SEP, P_SEPARATOR},
 	
@@ -846,6 +848,7 @@ FN_GLOBAL_STRING(lp_panic_action, &Globals.szPanicAction)
 FN_GLOBAL_BOOL(lp_disable_netbios, &Globals.bDisableNetbios)
 FN_GLOBAL_BOOL(lp_wins_support, &Globals.bWINSsupport)
 FN_GLOBAL_BOOL(lp_wins_dns_proxy, &Globals.bWINSdnsProxy)
+FN_GLOBAL_STRING(lp_wins_hook, &Globals.szWINSHook)
 FN_GLOBAL_BOOL(lp_local_master, &Globals.bLocalMaster)
 FN_GLOBAL_BOOL(lp_readraw, &Globals.bReadRaw)
 FN_GLOBAL_BOOL(lp_large_readwrite, &Globals.bLargeReadwrite)