Merge pull request #415 from takluyver/unix-socket-proxy-clients

Ensure proxying to Unix sockets constructs separate HTTP clients

Author: manics

jupyter_server_proxy/handlers.py

@@ -339,7 +339,9 @@ async def proxy(self, host, port, proxied_path):
             # Port points to a Unix domain socket
             self.log.debug("Making client for Unix socket %r", self.unix_socket)
             assert host == "localhost", "Unix sockets only possible on localhost"
-            client = SimpleAsyncHTTPClient(resolver=UnixResolver(self.unix_socket))
+            client = SimpleAsyncHTTPClient(
+                force_instance=True, resolver=UnixResolver(self.unix_socket)
+            )
         else:
             client = httpclient.AsyncHTTPClient()