mirror of
https://github.com/optim-enterprises-bv/kubernetes.git
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129 lines
3.7 KiB
Bash
Executable File
129 lines
3.7 KiB
Bash
Executable File
#!/bin/bash
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# Copyright 2014 Google Inc. All rights reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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set -o errexit
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set -o nounset
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set -o pipefail
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KUBE_ROOT=$(dirname "${BASH_SOURCE}")/..
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source "${KUBE_ROOT}/cluster/kube-env.sh"
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UTILS=${KUBE_ROOT}/cluster/${KUBERNETES_PROVIDER}/util.sh
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if [ -f ${UTILS} ]; then
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source "${UTILS}"
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fi
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# Get the absolute path of the directory component of a file, i.e. the
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# absolute path of the dirname of $1.
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get_absolute_dirname() {
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echo "$(cd "$(dirname "$1")" && pwd)"
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}
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# Detect the OS name/arch so that we can find our binary
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case "$(uname -s)" in
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Darwin)
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host_os=darwin
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;;
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Linux)
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host_os=linux
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;;
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*)
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echo "Unsupported host OS. Must be Linux or Mac OS X." >&2
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exit 1
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;;
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esac
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case "$(uname -m)" in
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x86_64*)
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host_arch=amd64
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;;
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i?86_64*)
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host_arch=amd64
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;;
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amd64*)
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host_arch=amd64
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;;
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arm*)
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host_arch=arm
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;;
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i?86*)
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host_arch=x86
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;;
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*)
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echo "Unsupported host arch. Must be x86_64, 386 or arm." >&2
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exit 1
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;;
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esac
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# If KUBECTL_PATH isn't set, gather up the list of likely places and use ls
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# to find the latest one.
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if [[ -z "${KUBECTL_PATH:-}" ]]; then
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locations=(
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"${KUBE_ROOT}/_output/dockerized/bin/${host_os}/${host_arch}/kubectl"
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"${KUBE_ROOT}/_output/local/bin/${host_os}/${host_arch}/kubectl"
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"${KUBE_ROOT}/platforms/${host_os}/${host_arch}/kubectl"
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)
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kubectl=$( (ls -t "${locations[@]}" 2>/dev/null || true) | head -1 )
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if [[ ! -x "$kubectl" ]]; then
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{
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echo "It looks as if you don't have a compiled kubectl binary"
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echo
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echo "If you are running from a clone of the git repo, please run"
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echo "'./build/run.sh hack/build-cross.sh'. Note that this requires having"
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echo "Docker installed."
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echo
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echo "If you are running from a binary release tarball, something is wrong. "
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echo "Look at http://kubernetes.io/ for information on how to contact the "
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echo "development team for help."
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} >&2
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exit 1
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fi
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elif [[ ! -x "${KUBECTL_PATH}" ]]; then
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{
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echo "KUBECTL_PATH environment variable set to '${KUBECTL_PATH}', but "
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echo "this doesn't seem to be a valid executable."
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} >&2
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exit 1
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fi
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kubectl="${KUBECTL_PATH:-${kubectl}}"
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# While GKE requires the kubectl binary, it's actually called through
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# gcloud. But we need to adjust the PATH so gcloud gets the right one.
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if [[ "$KUBERNETES_PROVIDER" == "gke" ]]; then
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detect-project &> /dev/null
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export PATH=$(get_absolute_dirname $kubectl):$PATH
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kubectl="${GCLOUD}"
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# GKE runs kubectl through gcloud.
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config=(
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"alpha"
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"container"
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"kubectl"
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"--project=${PROJECT}"
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"--zone=${ZONE}"
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"--cluster=${CLUSTER_NAME}"
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)
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elif [[ "$KUBERNETES_PROVIDER" == "vagrant" ]]; then
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# When we are using vagrant it has hard coded kubeconfig, and do not clobber public endpoints
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config=(
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"--kubeconfig=$HOME/.kubernetes_vagrant_kubeconfig"
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)
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fi
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echo "current-context: \"$(${kubectl} "${config[@]:+${config[@]}}" config view -o template --template='{{index . "current-context"}}')\"" >&2
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echo "Running:" "${kubectl}" "${config[@]:+${config[@]}}" "${@+$@}" >&2
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"${kubectl}" "${config[@]:+${config[@]}}" "${@+$@}"
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