1 files changed, 5 insertions, 0 deletions
diff --git a/mitmproxy/models/http.py b/mitmproxy/models/http.py
index 394fe51a..5d79306b 100644
--- a/mitmproxy/models/http.py
+++ b/mitmproxy/models/http.py
@@ -2,6 +2,7 @@ from __future__ import (absolute_import, print_function, division)
 import Cookie
 import copy
 import warnings
+import base64
 from email.utils import parsedate_tz, formatdate, mktime_tz
 import time
 
@@ -192,6 +193,10 @@ class HTTPRequest(MessageMixin, Request):
     def __hash__(self):
         return id(self)
 
+    def set_auth(self, auth):
+        auth_str = "Basic" + " " + base64.b64encode(auth)
+        self.data.headers.set_all("Proxy-Authorization", (auth_str,))
+
     def replace(self, pattern, repl, *args, **kwargs):
         """
             Replaces a regular expression pattern with repl in the headers, the