From a3538762523a1b63ef60f2f7da632509902d8f9f Mon Sep 17 00:00:00 2001
From: Knative Prow Robot <knative-prow-robot@google.com>
Date: Tue, 28 Sep 2021 04:26:14 -0700
Subject: [PATCH] Workaround prow CI failures with iptables change (#1263)

Add workaround for connection timeout to maven central.

- ref https://github.com/kubernetes/test-infra/issues/23741

Co-authored-by: Pierangelo Di Pilato <pierangelodipilato@gmail.com>
---
 test/e2e-tests.sh | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/test/e2e-tests.sh b/test/e2e-tests.sh
index 34ab064803..d21451ae11 100755
--- a/test/e2e-tests.sh
+++ b/test/e2e-tests.sh
@@ -1,5 +1,8 @@
 #!/usr/bin/env bash
 
+# TODO work around networking issues, see https://github.com/kubernetes/test-infra/issues/23741
+iptables -t mangle -A POSTROUTING -p tcp --tcp-flags SYN,RST SYN -j TCPMSS --clamp-mss-to-pmtu
+
 # variables used:
 # - SKIP_INITIALIZE (default: false) - skip cluster creation.
 # - LOCAL_DEVELOPMENT (default: false) - skip heavy workloads installation like load and chaos generators.