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Merge pull request #3092 from zmerlynn/gke-kubectl-path 

GKE: Adjust the PATH to the right kubectl for gcloud
pull/6/head
roberthbailey 2014-12-22 10:37:56 -08:00
parent 95d4da98bb e71798df3f
commit 9b6aec5e22
1 changed files with 36 additions and 19 deletions
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55
cluster/kubectl.sh
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@ -22,6 +22,12 @@ KUBE_ROOT=$(dirname "${BASH_SOURCE}")/..
source "${KUBE_ROOT}/cluster/kube-env.sh"
source "${KUBE_ROOT}/cluster/${KUBERNETES_PROVIDER}/util.sh"
# Get the absolute path of the directory component of a file, i.e. the
# absolute path of the dirname of $1.
get_absolute_dirname() {
echo "$(cd "$(dirname "$1")" && pwd)"
}
# Detect the OS name/arch so that we can find our binary
case "$(uname -s)" in
Darwin)
@ -58,33 +64,44 @@ case "$(uname -m)" in
;;
esac
# Gather up the list of likely places and use ls to find the latest one.
locations=(
"${KUBE_ROOT}/_output/dockerized/bin/${host_os}/${host_arch}/kubectl"
"${KUBE_ROOT}/_output/local/bin/${host_os}/${host_arch}/kubectl"
"${KUBE_ROOT}/platforms/${host_os}/${host_arch}/kubectl"
"${HOME}/google-cloud-sdk/bin/kubectl"
)
kubectl=$( (ls -t "${locations[@]}" 2>/dev/null || true) | head -1 )
# If KUBECTL_PATH isn't set, gather up the list of likely places and use ls
# to find the latest one.
if [[ -z "${KUBECTL_PATH:-}" ]]; then
locations=(
"${KUBE_ROOT}/_output/dockerized/bin/${host_os}/${host_arch}/kubectl"
"${KUBE_ROOT}/_output/local/bin/${host_os}/${host_arch}/kubectl"
"${KUBE_ROOT}/platforms/${host_os}/${host_arch}/kubectl"
)
kubectl=$( (ls -t "${locations[@]}" 2>/dev/null || true) | head -1 )
if [[ ! -x "$kubectl" ]]; then
if [[ ! -x "$kubectl" ]]; then
{
echo "It looks as if you don't have a compiled kubectl binary"
echo
echo "If you are running from a clone of the git repo, please run"
echo "'./build/run.sh hack/build-cross.sh'. Note that this requires having"
echo "Docker installed."
echo
echo "If you are running from a binary release tarball, something is wrong. "
echo "Look at http://kubernetes.io/ for information on how to contact the "
echo "development team for help."
} >&2
exit 1
fi
elif [[ ! -x "${KUBECTL_PATH}" ]]; then
{
echo "It looks as if you don't have a compiled kubectl binary."
echo
echo "If you are running from a clone of the git repo, please run"
echo "'./build/run.sh hack/build-cross.sh'. Note that this requires having"
echo "Docker installed."
echo
echo "If you are running from a binary release tarball, something is wrong. "
echo "Look at http://kubernetes.io/ for information on how to contact the "
echo "development team for help."
echo "KUBECTL_PATH enviroment variable set to '${KUBECTL_PATH}', but "
echo "this doesn't seem to be a valid executable."
} >&2
exit 1
fi
kubectl="${KUBECTL_PATH:-${kubectl}}"
# While GKE requires the kubectl binary, it's actually called through gcloud.
# While GKE requires the kubectl binary, it's actually called through
# gcloud. But we need to adjust the PATH so gcloud gets the right one.
if [[ "$KUBERNETES_PROVIDER" == "gke" ]]; then
detect-project &> /dev/null
export PATH=$(get_absolute_dirname $kubectl):$PATH
kubectl="${GCLOUD}"
fi