Add a script suitable for wget https://get.k8s.io | sh installation

cluster/get-kube.sh

@@ -0,0 +1,117 @@
+#!/bin/bash
+
+# Copyright 2014 Google Inc. All rights reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# Bring up a Kubernetes cluster.
+# Usage:
+#   wget -q -O - https://get.k8s.io | sh
+# or
+#   curl -sS https://get.k8s.io | sh
+#
+# Advanced options
+#  Set KUBERNETES_PROVIDER to choose between different providers:
+#  Google Compute Engine [default]
+#   * export KUBERNETES_PROVIDER=gce; wget -q -O - https://get.k8s.io | sh
+#  Amazon EC2
+#   * export KUBERNETES_PROVIDER=aws; wget -q -O - https://get.k8s.io | sh
+#  Microsoft Azure
+#   * export KUBERNETES_PROVIDER=azure; wget -q -O - https://get.k8s.io | sh
+#  Vagrant (local virtual machines)
+#   * export KUBERNETES_PROVIDER=vagrant; wget -q -O - https://get.k8s.io | sh
+#  VMWare VSphere
+#   * export KUBERNETES_PROVIDER=vsphere; wget -q -O - https://get.k8s.io | sh
+#  Rackspace
+#   * export KUBERNETES_PROVIDER=rackspace; wget -q -O - https://get.k8s.io | sh
+#
+#  Set KUBERNETES_SKIP_DOWNLOAD to non-empty to skip downloading a release.
+#  Set KUBERNETES_SKIP_CONFIRM to skip the installation confirmation prompt.
+set -o errexit
+set -o nounset
+set -o pipefail
+
+function create-cluster {
+  echo "Creating a kubernetes on ${KUBERNETES_PROVIDER:-gce}..."
+  (
+    cd kubernetes
+    ./cluster/kube-up.sh
+    echo "Kubernetes binaries at ${PWD}/kubernetes/cluster/"
+    echo "You may want to add this directory to your PATH in \$HOME/.profile"
+
+    echo "Installation successful!"
+  )
+}
+
+if [[ "${KUBERNETES_SKIP_DOWNLOAD-}" ]]; then
+  create-cluster
+  exit 0
+fi
+
+release=v0.7.2
+release_url=https://storage.googleapis.com/kubernetes-release/release/${release}/kubernetes.tar.gz
+
+uname=$(uname)
+if [[ "${uname}" == "Darwin" ]]; then
+  platform="darwin"
+elif [[ "${uname}" == "Linux" ]]; then
+  platform="linux"
+else
+  echo "Unknown, unsupported platform: (${uname})."
+  echo "Supported platforms: Linux, Darwin."
+  echo "Bailing out."
+  exit 2
+fi
+
+machine=$(uname -m)
+if [[ "${machine}" == "x86_64" ]]; then
+  arch="amd64"
+elif [[ "${machine}" == "i686" ]]; then
+  arch="386"
+elif [[ "${machine}" == "arm*" ]]; then
+  arch="arm"
+else
+  echo "Unknown, unsupported architecture (${machine})."
+  echo "Supported architectures x86_64, i686, arm*"
+  echo "Bailing out."
+  exit 3
+fi
+
+file=kubernetes.tar.gz
+
+
+echo "Downloading kubernetes release ${release} to ${PWD}/kubernetes.tar.gz"
+if [[ -n "${KUBERNETES_SKIP_CONFIRM-}" ]]; then
+  echo "Is this ok? [Y]/n"
+  read confirm
+  if [[ "$confirm" == "n" ]]; then
+    echo "Aborting."
+    exit 0
+  fi
+fi
+
+if [[ $(which wget) ]]; then
+  wget -O ${file} ${release_url}
+elif [[ $(which curl) ]]; then
+  curl -L -o ${file} ${release_url}
+else
+  echo "Couldn't find curl or wget.  Bailing out."
+  exit 1
+fi
+
+echo "Unpacking kubernetes release ${release}"
+tar -xzf ${file}
+rm ${file}
+
+create-cluster
+