add functions to generate tokens

cluster/rackspace/authorization.sh

@@ -0,0 +1,36 @@
+#!/bin/bash
+
+# Copyright 2015 The Kubernetes Authors 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.
+
+# Create generic token following GCE standard
+create_token() {
+  echo $(cat /dev/urandom | base64 | tr -d "=+/" | dd bs=32 count=1 2> /dev/null)
+}
+
+get_token_from_csv() {
+  KUBE_BEARER_TOKEN=$(awk -F, '/admin/ {print $1}' ${KUBE_TEMP}/${1}_tokens.csv)
+  KUBELET_TOKEN=$(awk -F, '/kubelet/ {print $1}' ${KUBE_TEMP}/${1}_tokens.csv)
+  KUBE_PROXY_TOKEN=$(awk -F, '/kube_proxy/ {print $1}' ${KUBE_TEMP}/${1}_tokens.csv)
+}
+
+generate_admin_token() {
+  echo "$(create_token),admin,admin" >> ${KUBE_TEMP}/${1}_tokens.csv
+}
+
+# Creates a csv file each time called (i.e one per kubelet).
+generate_kubelet_tokens() {
+  echo "$(create_token),kubelet,kubelet" > ${KUBE_TEMP}/${1}_tokens.csv
+  echo "$(create_token),kube_proxy,kube_proxy" >> ${KUBE_TEMP}/${1}_tokens.csv
+}