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Prevent SIGPIPE errors causing the version check line to fail 

The use of pipe when process the version command can lead to
141 failues on some systems. Using a prefix of tail can prevent this.
pull/6/head
henry.nash@uk.ibm.com 2016-12-05 06:36:30 -08:00
parent 6e4bc5427c
commit ec33164686
1 changed files with 1 additions and 1 deletions
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hack/lib/etcd.sh
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@ -32,7 +32,7 @@ kube::etcd::start() {
exit 1 exit 1
fi fi
version=$(etcd --version | head -n 1 | cut -d " " -f 3) version=$(etcd --version | tail -n +1 | head -n 1 | cut -d " " -f 3)
if [[ "${version}" < "${ETCD_VERSION}" ]]; then if [[ "${version}" < "${ETCD_VERSION}" ]]; then
kube::log::usage "etcd version ${ETCD_VERSION} or greater required." kube::log::usage "etcd version ${ETCD_VERSION} or greater required."
kube::log::info "You can use 'hack/install-etcd.sh' to install a copy in third_party/." kube::log::info "You can use 'hack/install-etcd.sh' to install a copy in third_party/."