1. catch the exception when xfrin sending the zone transfer result to others...

1. catch the exception when xfrin sending the zone transfer result to others modules, msgq may has been killed at that time. 2. change the delay time of boss process between sending command 'shutdown' and signal 'SIGTERM'.

git-svn-id: svn://bind10.isc.org/svn/bind10/branches/trac335@3078 e5f2f494-b856-4b98-b285-d166d9295462

src/bin/bind10/bind10.py.in

@@ -471,6 +471,8 @@ class BoB:
         except:
             pass
         # XXX: some delay probably useful... how much is uncertain
+        # I have changed the delay from 0.5 to 1, but sometime it's 
+        # still not enough.
         time.sleep(1)  
         self.reap_children()
         # next try sending a SIGTERM

src/bin/xfrin/xfrin.py.in

@@ -510,11 +510,19 @@ class Xfrin:
         param = {'zone_name': zone_name, 'zone_class': zone_class.to_text()}
         if xfr_result == XFRIN_OK:
             msg = create_command(notify_out.ZONE_NEW_DATA_READY_CMD, param)
+            # catch the exception, in case msgq has been killed.
+            try:
                 self._send_cc_session.group_sendmsg(msg, XFROUT_MODULE_NAME)
                 self._send_cc_session.group_sendmsg(msg, ZONE_MANAGER_MODULE_NAME)
+            except: 
+                pass
         else:
             msg = create_command(ZONE_XFRIN_FAILED, param)
+            # catch the exception, in case msgq has been killed.
+            try:
                 self._send_cc_session.group_sendmsg(msg, ZONE_MANAGER_MODULE_NAME)
+            except:
+                pass
 
     def startup(self):
         while not self._shutdown_event.is_set():