[tor-commits] [ooni-probe/master] Polyfill the connectProtocol to fix compatibility with Twisted 12.2

[art@xxxxxxxxxxxxxx]

commit 12cac3d21b8a3c8182e59958bc47219b40d926c3
Author: Arturo Filastò <art@xxxxxxxxx>
Date:   Thu Sep 18 11:01:19 2014 +0200

    Polyfill the connectProtocol to fix compatibility with Twisted 12.2
---
 ooni/settings.py  |    4 ++--
 ooni/utils/net.py |   10 ++++++++++
 2 files changed, 12 insertions(+), 2 deletions(-)

diff --git a/ooni/settings.py b/ooni/settings.py
index 130ce2e..61a9ca1 100644
--- a/ooni/settings.py
+++ b/ooni/settings.py
@@ -4,11 +4,11 @@ import yaml
 import getpass
 
 from twisted.internet import defer, reactor
-from twisted.internet.endpoints import TCP4ClientEndpoint, connectProtocol
+from twisted.internet.endpoints import TCP4ClientEndpoint
 
 from os.path import abspath, expanduser
 
-from ooni.utils.net import ConnectAndCloseProtocol
+from ooni.utils.net import ConnectAndCloseProtocol, connectProtocol
 from ooni import geoip
 from ooni.utils import Storage, log
 from ooni import errors
diff --git a/ooni/utils/net.py b/ooni/utils/net.py
index 58185ab..ad19b49 100644
--- a/ooni/utils/net.py
+++ b/ooni/utils/net.py
@@ -6,6 +6,16 @@ from zope.interface import implements
 from twisted.internet import protocol, defer
 from twisted.web.iweb import IBodyProducer
 
+
+try:
+    from twisted.internet.endpoints import connectProtocol
+except ImportError:
+    def connectProtocol(endpoint, protocol):
+            class OneShotFactory(protocol.Factory):
+                def buildProtocol(self, addr):
+                    return protocol
+            return endpoint.connect(OneShotFactory())
+
 from ooni.utils import log
 
 # if sys.platform.system() == 'Windows':



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