From: Rybakov Andrey <rybakovandrey85@gmail.com>
Date: Fri, 2 Feb 2018 15:26:34 +0000 (+0300)
Subject: Fixed "Cannot assign requested address" for to-origin TPROXY FTP data (#142)
X-Git-Tag: SQUID_3_5_28~13
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=133004297a1a39dcbe6fa8f398cc8070627541de;p=thirdparty%2Fsquid.git

Fixed "Cannot assign requested address" for to-origin TPROXY FTP data (#142)
---

diff --git a/src/clients/FtpClient.cc b/src/clients/FtpClient.cc
index 6f5e4f89f9..70d88d6839 100644
--- a/src/clients/FtpClient.cc
+++ b/src/clients/FtpClient.cc
@@ -761,6 +761,8 @@ Ftp::Client::connectDataChannel()
     conn->remote.port(data.port);
     conn->tos = ctrl.conn->tos;
     conn->nfmark = ctrl.conn->nfmark;
+    // Using non-local addresses in TPROXY mode requires appropriate socket option.
+    conn->flags |= ctrl.conn->flags & COMM_TRANSPARENT;
 
     debugs(9, 3, "connecting to " << conn->remote);