various fixes

libmproxy/protocol2/http.py

@@ -5,7 +5,6 @@ from ..exceptions import InvalidCredentials, HttpException, ProtocolException
 from .layer import Layer, ServerConnectionMixin
 from libmproxy import utils
 from .messages import ChangeServer, Connect, Reconnect, Kill
-from .http_proxy import HttpProxy, HttpUpstreamProxy
 from libmproxy.protocol import KILL
 
 from libmproxy.protocol.http import HTTPFlow
@@ -66,13 +65,18 @@ def make_connect_response(httpversion):
     )
 
 
-class HttpLayer(Layer, ServerConnectionMixin):
+class HttpLayer(Layer):
+
     """
     HTTP 1 Layer
     """
 
     def __init__(self, ctx):
         super(HttpLayer, self).__init__(ctx)
+
+        # FIXME: Imports
+        from .http_proxy import HttpProxy, HttpUpstreamProxy
+
         if any(isinstance(l, HttpProxy) for l in self.layers):
             self.mode = "regular"
         elif any(isinstance(l, HttpUpstreamProxy) for l in self.layers):
@@ -199,7 +203,7 @@ class HttpLayer(Layer, ServerConnectionMixin):
         self.send_to_server(flow.request)
 
         flow.response = HTTP1.read_response(
-            self.server_conn.protocol,
+            self.server_conn,
             flow.request.method,
             body_size_limit=self.config.body_size_limit,
             include_body=False,
@@ -215,6 +219,7 @@ class HttpLayer(Layer, ServerConnectionMixin):
             flow.response.content = CONTENT_MISSING
         else:
             flow.response.content = HTTP1.read_http_body(
+                self.server_conn,
                 flow.response.headers,
                 self.config.body_size_limit,
                 flow.request.method,
@@ -303,7 +308,7 @@ class HttpLayer(Layer, ServerConnectionMixin):
         expected_request_forms = {
             "regular": ("absolute",),  # an authority request would already be handled.
             "upstream": ("authority", "absolute"),
-            "transparent": ("regular",)
+            "transparent": ("relative",)
         }
 
         allowed_request_forms = expected_request_forms[self.mode]
@@ -314,6 +319,9 @@ class HttpLayer(Layer, ServerConnectionMixin):
             self.send_to_client(make_error_response(400, err_message))
             raise HttpException(err_message)
 
+        if self.mode == "regular":
+            request.form_out = "relative"
+
     def authenticate(self, request):
         if self.config.authenticator:
             if self.config.authenticator.authenticate(request.headers):
@@ -327,10 +335,10 @@ class HttpLayer(Layer, ServerConnectionMixin):
                 raise InvalidCredentials("Proxy Authentication Required")
 
     def send_to_server(self, message):
-        self.server_conn.wfile.wrie(message)
+        self.server_conn.send(HTTP1.assemble(message))
+
 
     def send_to_client(self, message):
         # FIXME
         # - possibly do some http2 stuff here
-        # - fix message assembly.
-        self.client_conn.wfile.write(message)
+        self.client_conn.send(HTTP1.assemble(message))

libmproxy/protocol2/http_protocol_mock.py

@@ -1,6 +1,7 @@
 """
 Temporary mock to sort out API discrepancies
 """
+from libmproxy.protocol.http_wrappers import HTTPResponse, HTTPRequest
 from netlib.http.http1 import HTTP1Protocol
 
 
@@ -10,14 +11,14 @@ class HTTP1(object):
         """
         :type connection: object
         """
-        return HTTP1Protocol(connection).read_request(*args, **kwargs)
+        return HTTPRequest.wrap(HTTP1Protocol(connection).read_request(*args, **kwargs))
 
     @staticmethod
     def read_response(connection, *args, **kwargs):
         """
         :type connection: object
         """
-        return HTTP1Protocol(connection).read_response(*args, **kwargs)
+        return HTTPResponse.wrap(HTTP1Protocol(connection).read_response(*args, **kwargs))
 
     @staticmethod
     def read_http_body(connection, *args, **kwargs):
@@ -28,19 +29,13 @@ class HTTP1(object):
 
 
     @staticmethod
-    def _assemble_response_first_line(connection, *args, **kwargs):
-        """
-        :type connection: object
-        """
-        return HTTP1Protocol(connection)._assemble_response_first_line(*args, **kwargs)
+    def _assemble_response_first_line(*args, **kwargs):
+        return HTTP1Protocol()._assemble_response_first_line(*args, **kwargs)
 
 
     @staticmethod
-    def _assemble_response_headers(connection, *args, **kwargs):
-        """
-        :type connection: object
-        """
-        return HTTP1Protocol(connection)._assemble_response_headers(*args, **kwargs)
+    def _assemble_response_headers(*args, **kwargs):
+        return HTTP1Protocol()._assemble_response_headers(*args, **kwargs)
 
 
     @staticmethod
@@ -49,3 +44,7 @@ class HTTP1(object):
         :type connection: object
         """
         return HTTP1Protocol(connection).read_http_body_chunked(*args, **kwargs)
+
+    @staticmethod
+    def assemble(*args, **kwargs):
+        return HTTP1Protocol().assemble(*args, **kwargs)

libmproxy/protocol2/layer.py

@@ -45,6 +45,7 @@ class _LayerCodeCompletion(object):
     """
 
     def __init__(self):
+        super(_LayerCodeCompletion, self).__init__()
         if True:
             return
         self.config = None
@@ -94,7 +95,7 @@ class Layer(_LayerCodeCompletion):
         return [self] + self.ctx.layers
 
     def __repr__(self):
-        return "%s\r\n  %s" % (self.__class__.name__, repr(self.ctx))
+        return type(self).__name__
 
 
 class ServerConnectionMixin(object):
@@ -103,6 +104,7 @@ class ServerConnectionMixin(object):
     """
 
     def __init__(self):
+        super(ServerConnectionMixin, self).__init__()
         self._server_address = None
         self.server_conn = None
 
@@ -114,8 +116,11 @@ class ServerConnectionMixin(object):
         elif message == Connect:
             self._connect()
             return True
-        elif message == ChangeServer:
-            raise NotImplementedError
+        elif message == ChangeServer and message.depth == 1:
+            if self.server_conn:
+                self._disconnect()
+            self.server_address = message.address
+            return True
         elif message == Kill:
             self._disconnect()
 

libmproxy/proxy/server.py

@@ -80,7 +80,7 @@ class ConnectionHandler2:
             self.config,
             self.channel
         )
-        root_layer = protocol2.Socks5Proxy(root_context)
+        root_layer = protocol2.HttpProxy(root_context)
 
         try:
             for message in root_layer():