Web: get real ip (on proxy use)

circuits/web/tools.py

@@ -13,6 +13,8 @@
 from email.utils import formatdate
 from datetime import datetime, timedelta
 from email.generator import _make_boundary
+from circuits import BaseComponent, handler
+from circuits.web.wrappers import Host
 
 mimetypes.init()
 mimetypes.add_type("image/x-dwg", ".dwg")
@@ -449,3 +451,14 @@ def gzip(response, level=4, mime_types=("text/html", "text/plain",)):
     return httperror(
         response.request, response, 406, description="identity, gzip"
     )
+
+
+class BehindProxy(BaseComponent):
+    http_index = ['X-Real-IP', 'X-Forwarded-For']
+
+    @handler('request', priority=1)
+    def _on_request(self, req, *args):
+        for index in self.http_index:
+            real_ip = req.headers.get(index)
+            req.remote = Host(real_ip, '', real_ip)
+            return