websockets, tcp, version: coverage++

1 files changed, 56 insertions, 44 deletions

diff --git a/mitmproxy/websocket.py b/mitmproxy/websocket.py
index 6e998a52..25a82878 100644
--- a/mitmproxy/websocket.py
+++ b/mitmproxy/websocket.py
@@ -1,63 +1,38 @@
 import time
-
-from typing import List
+from typing import List, Optional
 
 from mitmproxy import flow
 from mitmproxy.http import HTTPFlow
 from mitmproxy.net import websockets
-from mitmproxy.utils import strutils
 from mitmproxy.types import serializable
+from mitmproxy.utils import strutils
 
 
 class WebSocketMessage(serializable.Serializable):
-
-    def __init__(self, flow, from_client, content, timestamp=None):
-        self.flow = flow
-        self.content = content
+    def __init__(self, type: int, from_client: bool, content: bytes, timestamp: Optional[int]=None):
+        self.type = type
         self.from_client = from_client
-        self.timestamp = timestamp or time.time()
+        self.content = content
+        self.timestamp = timestamp or time.time()  # type: int
 
     @classmethod
     def from_state(cls, state):
         return cls(*state)
 
     def get_state(self):
-        return self.from_client, self.content, self.timestamp
+        return self.type, self.from_client, self.content, self.timestamp
 
     def set_state(self, state):
-        self.from_client = state.pop("from_client")
-        self.content = state.pop("content")
-        self.timestamp = state.pop("timestamp")
-
-    @property
-    def info(self):
-        return "{client} {direction} WebSocket {type} message {direction} {server}{endpoint}".format(
-            type=self.type,
-            client=repr(self.flow.client_conn.address),
-            server=repr(self.flow.server_conn.address),
-            direction="->" if self.from_client else "<-",
-            endpoint=self.flow.handshake_flow.request.path,
-        )
-
-
-class WebSocketBinaryMessage(WebSocketMessage):
-
-    type = 'binary'
+        self.type, self.from_client, self.content, self.timestamp = state
 
     def __repr__(self):
-        return "binary message: {}".format(strutils.bytes_to_escaped_str(self.content))
-
-
-class WebSocketTextMessage(WebSocketMessage):
-
-    type = 'text'
-
-    def __repr__(self):
-        return "text message: {}".format(repr(self.content))
+        if self.type == websockets.OPCODE.TEXT:
+            return "text message: {}".format(repr(self.content))
+        else:
+            return "binary message: {}".format(strutils.bytes_to_escaped_str(self.content))
 
 
 class WebSocketFlow(flow.Flow):
-
     """
     A WebsocketFlow is a simplified representation of a Websocket session.
     """
@@ -70,18 +45,55 @@ class WebSocketFlow(flow.Flow):
         self.close_message = '(message missing)'
         self.close_reason = 'unknown status code'
         self.handshake_flow = handshake_flow
-        self.client_key = websockets.get_client_key(self.handshake_flow.request.headers)
-        self.client_protocol = websockets.get_protocol(self.handshake_flow.request.headers)
-        self.client_extensions = websockets.get_extensions(self.handshake_flow.request.headers)
-        self.server_accept = websockets.get_server_accept(self.handshake_flow.response.headers)
-        self.server_protocol = websockets.get_protocol(self.handshake_flow.response.headers)
-        self.server_extensions = websockets.get_extensions(self.handshake_flow.response.headers)
 
     _stateobject_attributes = flow.Flow._stateobject_attributes.copy()
     _stateobject_attributes.update(
         messages=List[WebSocketMessage],
+        close_sender=str,
+        close_code=str,
+        close_message=str,
+        close_reason=str,
         handshake_flow=HTTPFlow,
     )
 
+    @classmethod
+    def from_state(cls, state):
+        f = cls(None, None, None)
+        f.set_state(state)
+        return f
+
     def __repr__(self):
-        return "WebSocketFlow ({} messages)".format(len(self.messages))
+        return "<WebSocketFlow ({} messages)>".format(len(self.messages))
+
+    @property
+    def client_key(self):
+        return websockets.get_client_key(self.handshake_flow.request.headers)
+
+    @property
+    def client_protocol(self):
+        return websockets.get_protocol(self.handshake_flow.request.headers)
+
+    @property
+    def client_extensions(self):
+        return websockets.get_extensions(self.handshake_flow.request.headers)
+
+    @property
+    def server_accept(self):
+        return websockets.get_server_accept(self.handshake_flow.response.headers)
+
+    @property
+    def server_protocol(self):
+        return websockets.get_protocol(self.handshake_flow.response.headers)
+
+    @property
+    def server_extensions(self):
+        return websockets.get_extensions(self.handshake_flow.response.headers)
+
+    def message_info(self, message: WebSocketMessage) -> str:
+        return "{client} {direction} WebSocket {type} message {direction} {server}{endpoint}".format(
+            type=message.type,
+            client=repr(self.client_conn.address),
+            server=repr(self.server_conn.address),
+            direction="->" if message.from_client else "<-",
+            endpoint=self.handshake_flow.request.path,
+        )