gunicorn worker should use create_unix_server for AF_UNIX sockets. (#…

…1375)

aiohttp/worker.py

@@ -4,6 +4,7 @@
 import os
 import re
 import signal
+import socket
 import ssl
 import sys
 
@@ -88,8 +89,13 @@ def _run(self):
 
         for sock in self.sockets:
             handler = self.make_handler(self.wsgi)
-            srv = yield from self.loop.create_server(handler, sock=sock.sock,
-                                                     ssl=ctx)
+
+            if hasattr(socket, 'AF_UNIX') and sock.family == socket.AF_UNIX:
+                srv = yield from self.loop.create_unix_server(
+                    handler, sock=sock.sock, ssl=ctx)
+            else:
+                srv = yield from self.loop.create_server(
+                    handler, sock=sock.sock, ssl=ctx)
             self.servers[srv] = handler
 
         # If our parent changed then we shut down.