debug

src/core/callcenter/esl/handler/channel_hangup_handler.py

@@ -40,6 +40,7 @@ class ChannelHangupHandler(EslEventHandler):
             return
 
         count = len(call.device_list)
+        self.logger.info('hangup, call_id=%s, device_id=%s, count=%s', call_id, device_id, count)
         try:
             call.device_list.remove(device_id)
         except: