108536490: add the proxy_fix

app/proxy_fix.py

@@ -0,0 +1,17 @@
+from werkzeug.contrib.fixers import ProxyFix
+
+
+class CustomProxyFix(object):
+    def __init__(self, app, forwarded_proto):
+        self.app = ProxyFix(app)
+        self.forwarded_proto = forwarded_proto
+
+    def __call__(self, environ, start_response):
+        environ.update({
+            "HTTP_X_FORWARDED_PROTO": self.forwarded_proto
+        })
+        return self.app(environ, start_response)
+
+
+def init_app(app):
+    app.wsgi_app = CustomProxyFix(app.wsgi_app, app.config.get('HTTP_PROTOCOL', 'http'))