Switch to github.com/golang/dep for vendoring

Signed-off-by: Mrunal Patel <mrunalp@gmail.com>

vendor/k8s.io/kubernetes/cluster/images/hyperkube/setup-files.sh

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+#!/bin/bash
+# Copyright 2015 The Kubernetes Authors.
+#
+# 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.
+
+# This script is intended to set up the files necessary to run a master.
+# It currently creates:
+#  * The basic auth file for access to the kubernetes api server
+#  * Service tokens for accessing the kubernetes api server
+#  * The CA cert and keys for HTTPS access to the kubernetes api server
+set -o errexit
+set -o nounset
+set -o pipefail
+
+create_token() {
+  echo $(cat /dev/urandom | base64 | tr -d "=+/" | dd bs=32 count=1 2> /dev/null)
+}
+
+# Additional address of the API server to be added to the
+# list of Subject Alternative Names of the server TLS certificate
+# Should contain internal IP, i.e. IP:10.0.0.1 for 10.0.0.0/24 cluster IP range
+EXTRA_SANS=$1
+DATA_DIR=/srv/kubernetes
+
+# Files in /data are persistent across reboots, so we don't want to re-create the files if they already
+# exist, because the state is persistent in etcd too, and we don't want a conflict between "old" data in
+# etcd and "new" data that this script would create for apiserver. Therefore, if the file exist, skip it.
+if [[ ! -f ${DATA_DIR}/ca.crt ]]; then
+
+	# Create HTTPS certificates
+	groupadd -f -r kube-cert
+
+	# hostname -I gets the ip of the node
+	/make-ca-cert.sh $(hostname -I | awk '{print $1}') ${EXTRA_SANS}
+
+	echo "Certificates created $(date)"
+else
+	echo "Certificates already found, not recreating."
+fi
+
+if [[ ! -f ${DATA_DIR}/basic_auth.csv ]]; then
+
+	# Create basic token authorization
+	echo "admin,admin,admin" > ${DATA_DIR}/basic_auth.csv
+
+	echo "basic_auth.csv created $(date)"
+else
+	echo "basic_auth.csv already found, not recreating."
+fi
+
+if [[ ! -f ${DATA_DIR}/known_tokens.csv ]]; then
+
+	# Create known tokens for service accounts
+	echo "$(create_token),admin,admin" >> ${DATA_DIR}/known_tokens.csv
+	echo "$(create_token),kubelet,kubelet" >> ${DATA_DIR}/known_tokens.csv
+	echo "$(create_token),kube_proxy,kube_proxy" >> ${DATA_DIR}/known_tokens.csv
+
+	echo "known_tokens.csv created $(date)"
+else
+	echo "known_tokens.csv already found, not recreating."
+fi
+
+while true; do
+  sleep 3600
+done