From d72b7044be3f0c646eea1be9546f873eec54f1c5 Mon Sep 17 00:00:00 2001
From: Mahmood Ali <mahmood@hashicorp.com>
Date: Tue, 29 Jan 2019 15:19:35 -0500
Subject: [PATCH] ci: ignore background ping errors

We attempt to kill background ping process twice, and sometimes the
second kill fails, e.g.
https://travis-ci.org/hashicorp/nomad/jobs/486050357, let's not fail the job.
---
 scripts/travis.sh | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/scripts/travis.sh b/scripts/travis.sh
index 541bbb587..8d523f28d 100755
--- a/scripts/travis.sh
+++ b/scripts/travis.sh
@@ -5,7 +5,7 @@ export PING_SLEEP=60
 bash -c "while true; do echo \$(date) - building ...; sleep $PING_SLEEP; done" &
 PING_LOOP_PID=$!
 
-trap 'kill ${PING_LOOP_PID}' EXIT HUP INT QUIT TERM
+trap 'kill ${PING_LOOP_PID} || true' EXIT HUP INT QUIT TERM
 
 if [ "$RUN_STATIC_CHECKS" ]; then
     make check
@@ -17,5 +17,6 @@ fi
 NOMAD_SLOW_TEST=1 make test
 TEST_OUTPUT=$?
 
-kill $PING_LOOP_PID
+kill $PING_LOOP_PID || true
+
 exit $TEST_OUTPUT