Restored tunnel (proxy) support in SSL connections. Fixes #52.

CHANGES.txt

@@ -25,6 +25,8 @@ CHANGES
   install. The script will still fall back to a simple ``urlopen`` on
   platforms that do not have these tools.
 * Issue #65: Deprecated the ``Features`` functionality.
+* Issue #52: In ``VerifyingHTTPSConn``, handle a tunnelled (proxied)
+  connection.
 
 -----
 0.9.8

setuptools/ssl_support.py

@@ -194,6 +194,12 @@ class VerifyingHTTPSConn(HTTPSConnection):
         sock = create_connection(
             (self.host, self.port), getattr(self,'source_address',None)
         )
+
+        # Handle the socket if a (proxy) tunnel is present
+        if hasattr(self, '_tunnel') and getattr(self, '_tunnel_host', None):
+            self.sock = sock
+            self._tunnel()
+
         self.sock = ssl.wrap_socket(
             sock, cert_reqs=ssl.CERT_REQUIRED, ca_certs=self.ca_bundle
         )