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Make GCI_DOCKER_VERSION optional

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fixes #26813

This env var is only set in `config-test.sh` and trying to evaluate it with
`nounset` set will end up with an "unbound variable" error.
This commit is contained in:
Daniel Wang 2016-06-20 11:17:53 -07:00
parent 554b7010fa
commit 0acb2dc28a
1 changed files with 1 additions and 1 deletions
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2
cluster/gce/gci/helper.sh
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@ -32,7 +32,7 @@ EOF
fi
if [[ ! -f "${KUBE_TEMP}/gci-docker-version.txt" ]]; then
cat >"${KUBE_TEMP}/gci-docker-version.txt" << EOF
${GCI_DOCKER_VERSION}
${GCI_DOCKER_VERSION:-}
EOF
fi
}