[tor-commits] [flashproxy/master] Catch EPIPE in handle and finish.

[dcf@xxxxxxxxxxxxxx]

commit 22ecf31753d059262dcb254d274f65ca5c4d4ceb
Author: David Fifield <david@xxxxxxxxxxxxxxx>
Date:   Sat Jul 28 16:29:56 2012 -0700

    Catch EPIPE in handle and finish.
---
 facilitator |   21 +++++++++++++++++++++
 1 files changed, 21 insertions(+), 0 deletions(-)

diff --git a/facilitator b/facilitator
index 99ef63d..3695b52 100755
--- a/facilitator
+++ b/facilitator
@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import SocketServer
+import errno
 import getopt
 import os
 import socket
@@ -126,6 +127,23 @@ class RegSet(object):
         finally:
             self.cv.release()
 
+# A decorator to ignore "broken pipe" errors.
+def catch_epipe(fn):
+    def ret(self, *args):
+        try:
+            return fn(self, *args)
+        except socket.error, e:
+            try:
+                err_num = e.errno
+            except AttributeError:
+                # Before Python 2.6, exception can be a pair.
+                err_num, errstr = e
+            except:
+                raise
+            if err_num != errno.EPIPE:
+                raise
+    return ret
+
 class Handler(SocketServer.StreamRequestHandler):
     def __init__(self, *args, **kwargs):
         self.deadline = time.time() + CLIENT_TIMEOUT
@@ -166,6 +184,7 @@ class Handler(SocketServer.StreamRequestHandler):
                 if buflen >= READLINE_MAX_LENGTH:
                     raise socket.error("readline: refusing to buffer %d bytes (last read was %d bytes)" % (buflen, len(data)))
 
+    @catch_epipe
     def handle(self):
         num_lines = 0
         while True:
@@ -239,6 +258,8 @@ class Handler(SocketServer.StreamRequestHandler):
         self.send_ok()
         return True
 
+    finish = catch_epipe(SocketServer.StreamRequestHandler.finish)
+
 class Server(SocketServer.ThreadingMixIn, SocketServer.TCPServer):
     allow_reuse_address = True
 



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