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Replace --lines= with -n to fix tail on mac os. #1408

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Sep 23, 2014
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Replace --lines= with -n to fix tail on mac os. #1408

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4 changes: 2 additions & 2 deletions cluster/gce/util.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -61,7 +61,7 @@ function detect-minions () {
# gcutil will print the "external-ip" column header even if no instances are found
local minion_ip=$(gcutil listinstances --format=csv --sort=external-ip \
--columns=external-ip --zone ${ZONE} --filter="name eq ${MINION_NAMES[$i]}" \
| tail --lines=+2 | tail -n 1)
| tail -n '+2' | tail -n 1)
if [ -z "$minion_ip" ] ; then
echo "Did not find ${MINION_NAMES[$i]}" 1>&2
else
Expand All @@ -81,7 +81,7 @@ function detect-master () {
# gcutil will print the "external-ip" column header even if no instances are found
KUBE_MASTER_IP=$(gcutil listinstances --format=csv --sort=external-ip \
--columns=external-ip --zone ${ZONE} --filter="name eq ${MASTER_NAME}" \
| tail --lines=+2 | tail -n 1)
| tail -n '+2' | tail -n 1)
fi
if [ -z "$KUBE_MASTER_IP" ]; then
echo "Could not detect Kubernetes master node. Make sure you've launched a cluster with 'kube-up.sh'" 1>&2
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