Переход на асинхронное закрытие каналов с таймаутом, чтобы при обрыве соединения...

[vpproxy.git] / vlcclient / vlcclient.py

diff --git a/vlcclient/vlcclient.py b/vlcclient/vlcclient.py
index 69d9fb92f00507d2b71604ac833d04a4bf741049..80fc0f7850974d3aea32ffd03107a368d29a8b26 100644 (file)
--- a/vlcclient/vlcclient.py
+++ b/vlcclient/vlcclient.py
@@ -8,7 +8,8 @@ import gevent.coros
 import telnetlib
 import logging
 from vlcmessages import *
-
+import time
+from pprint import pprint
 
 class VlcException(Exception):
 
@@ -51,10 +52,13 @@ class VlcClient(object):
         # Logger
         logger = logging.getLogger('VlcClient_init')
 
+        # Streams
+        self.streams=dict()
+
         # Making connection
         try:
             self._socket = telnetlib.Telnet(host, port, connect_timeout)
-            logger.debug("Successfully connected with VLC socket!")
+            logger.info("Successfully connected with VLC socket!")
         except Exception as e:
             raise VlcException(
                 "Socket creation error! VLC is not running? ERROR: " + repr(e))
@@ -89,7 +93,7 @@ class VlcClient(object):
         # If socket is still alive (connected)
         if self._socket:
             try:
-                logger.debug("Destroying VlcClient...")
+                logger.info("Destroying VlcClient...")
                 self._write(VlcMessage.request.SHUTDOWN)
                 # Set shuttingDown flag for recvData
                 self._shuttingDown.set()
@@ -107,7 +111,7 @@ class VlcClient(object):
 
         try:
             # Write message
-            logger.debug('VLC command: ' + message)
+            logger.info('VLC command: ' + message)
             self._socket.write(message + "\r\n")
         except EOFError as e:
             raise VlcException("Vlc Write error! ERROR: " + repr(e))
@@ -133,6 +137,10 @@ class VlcClient(object):
             msg = VlcMessage.request.startBroadcast(stream_name, input, self._out_port, muxer, pre_access, qtype)
             self._write(msg)
         else:
+            if stream_name not in self.streams:
+                self._resultlock.release()
+                logger.error("Attempting to delete not existing stream %s" % stream_name)
+                return
             self._write(VlcMessage.request.stopBroadcast(stream_name))
 
         try:
@@ -145,12 +153,18 @@ class VlcClient(object):
             logger.error(broadcast + " result timeout")
             raise VlcException(broadcast + " result timeout")
         finally:
+            logger.info("working with %s stream: %s" % (stream_name,broadcast))
+            if brtype == True:
+                self.streams[stream_name]=time.time()
+            else:
+                del self.streams[stream_name]
             self._resultlock.release()
+            logger.info("worked with %s stream: %s" % (stream_name,broadcast))
 
         if brtype == True:
-            logger.debug("Broadcast started")
+            logger.info("Broadcast started")
         else:
-            logger.debug("Broadcast stopped")
+            logger.info("Broadcast stopped")
 
     def startBroadcast(self, stream_name, input, muxer='ts', pre_access='', qtype='default'):
         logger = logging.getLogger("VlcClient_startBroadcast")
@@ -160,6 +174,20 @@ class VlcClient(object):
     def stopBroadcast(self, stream_name):
         return self._broadcast(False, stream_name)
 
+    def mark(self,stream_name):
+      self.streams[stream_name]=time.time()
+
+    def clean_streams(self,timeout=15):
+      self._resultlock.acquire()
+      to_stop=set()
+      for stream,lasttime in self.streams.iteritems():
+        print stream,lasttime
+        if time.time()-lasttime>timeout:
+          to_stop.add(stream)
+      for stream in to_stop:    
+        self.stopBroadcast(stream)
+      self._resultlock.release()
+
     def pauseBroadcast(self, stream_name):
         return self._write(VlcMessage.request.pauseBroadcast(stream_name))
 
@@ -220,10 +248,10 @@ class VlcClient(object):
                 # Do not move this before error handlers!
                 elif self._recvbuffer.startswith(VlcMessage.response.STARTOK):
                     # Broadcast started
-                    logger.debug("Broadcast started")
+                    logger.info("Broadcast started")
                     self._result.set(True)
 
                 elif self._recvbuffer.startswith(VlcMessage.response.STOPOK):
                     # Broadcast stopped
-                    logger.debug("Broadcast stopped")
+                    logger.info("Broadcast stopped")
                     self._result.set(True)