Add an --anticache option to mitmdump.

This removes all headers that might cause a server to return 304-not-modified.

For now, all the new features are going into mitmdump - everything will be
ported over to mitmproxy once I have the feature set locked down.

1 files changed, 13 insertions, 0 deletions

diff --git a/libmproxy/proxy.py b/libmproxy/proxy.py
index a4dc3e69..48884c09 100644
--- a/libmproxy/proxy.py
+++ b/libmproxy/proxy.py
@@ -139,6 +139,19 @@ class Request(controller.Msg):
         # Have this request's cookies been modified by sticky cookies?
         self.stickycookie = False
 
+    def anticache(self):
+        """
+            Modifies this request to remove headers that might produce a cached
+            response. That is, we remove ETags and If-Modified-Since headers.
+        """
+        delheaders = [
+            "if-modified-since",
+            "if-none-match",
+        ]
+        for i in delheaders:
+            if i in self.headers:
+                del self.headers[i]
+
     def set_replay(self):
         self.client_conn = None