From 545d899c6520217f41a6d75293a19c37d6f6e6ce Mon Sep 17 00:00:00 2001
From: Christos Tsantilas <chtsanti@users.sourceforge.net>
Date: Fri, 26 May 2017 00:44:00 +1200
Subject: [PATCH] Bug 4653: %st lies about tunneled traffic volumes

Squid-5 and squid-4 does not count the "HTTP/1.1 200 Connection Established"
header size for %<st formatting code.

This is a Measurement Factory project
---
 src/tunnel.cc | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/tunnel.cc b/src/tunnel.cc
index 061f483969..c3f9fc3210 100644
--- a/src/tunnel.cc
+++ b/src/tunnel.cc
@@ -899,7 +899,7 @@ tunnelStartShoveling(TunnelStateData *tunnelState)
  * Call the tunnelStartShoveling to start the blind pump.
  */
 static void
-tunnelConnectedWriteDone(const Comm::ConnectionPointer &conn, char *, size_t, Comm::Flag flag, int, void *data)
+tunnelConnectedWriteDone(const Comm::ConnectionPointer &conn, char *, size_t len, Comm::Flag flag, int, void *data)
 {
     TunnelStateData *tunnelState = (TunnelStateData *)data;
     debugs(26, 3, HERE << conn << ", flag=" << flag);
@@ -911,6 +911,11 @@ tunnelConnectedWriteDone(const Comm::ConnectionPointer &conn, char *, size_t, Co
         return;
     }
 
+    if (auto http = tunnelState->http.get()) {
+        http->out.headers_sz += len;
+        http->out.size += len;
+    }
+
     tunnelStartShoveling(tunnelState);
 }
 
-- 
2.47.3