ceph-csi/vendor/k8s.io/kubernetes/cluster/pre-existing/util.sh
Serguei Bezverkhi 7b24313bd6 vendor files
2018-01-10 13:42:26 -05:00

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#!/bin/bash
# Copyright 2017 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.
# A library of helper functions for landing kubemark containers on a
# pre-existing Kubernetes master. See test/kubemark/pre-existing/README.md
# for me details on using a pre-existing provider.
KUBE_ROOT=$(dirname "${BASH_SOURCE}")/../..
source "${KUBE_ROOT}/cluster/common.sh"
source "${KUBE_ROOT}/hack/lib/util.sh"
function detect-project() {
if [[ -z "${MASTER_IP:-}" ]]; then
echo "Set 'MASTER_IP' to the instance assigned to be the Kubernetes master" 1>&2
exit 1
fi
if [[ -z "${PROJECT:-}" ]]; then
echo "Set 'PROJECT' to the name of the container project: $CONTAINER_REGISTRY/$PROJECT/kubemark" >&2
exit 1
fi
if [[ -z "${SERVICE_CLUSTER_IP_RANGE:-}" ]]; then
cluster_range=$(echo "${MASTER_IP}" | awk -F '.' '{printf("%d.%d.%d.0", $1, $2, $3)}')
SERVICE_CLUSTER_IP_RANGE="${SERVICE_CLUSTER_IP_RANGE:-$cluster_range/16}"
fi
}
function create-certs {
rm /tmp/kubeconfig
execute-cmd-on-pre-existing-master-with-retries "sudo cat /etc/kubernetes/admin.conf" > /tmp/kubeconfig
CA_CERT_BASE64=$(cat /tmp/kubeconfig | grep certificate-authority | awk '{print $2}' | head -n 1)
KUBELET_CERT_BASE64=$(cat /tmp/kubeconfig | grep client-certificate-data | awk '{print $2}' | head -n 1)
KUBELET_KEY_BASE64=$(cat /tmp/kubeconfig | grep client-key-data | awk '{print $2}' | head -n 1)
# Local kubeconfig.kubemark vars
KUBECFG_CERT_BASE64="${KUBELET_CERT_BASE64}"
KUBECFG_KEY_BASE64="${KUBELET_KEY_BASE64}"
# The pre-existing Kubernetes master already has these setup
# Set these vars but don't use them
CA_KEY_BASE64=$(dd if=/dev/urandom bs=128 count=1 2>/dev/null | base64 | tr -d "=+/" | dd bs=32 count=1 2>/dev/null)
MASTER_CERT_BASE64=$(dd if=/dev/urandom bs=128 count=1 2>/dev/null | base64 | tr -d "=+/" | dd bs=32 count=1 2>/dev/null)
MASTER_KEY_BASE64=$(dd if=/dev/urandom bs=128 count=1 2>/dev/null | base64 | tr -d "=+/" | dd bs=32 count=1 2>/dev/null)
KUBEAPISERVER_CERT_BASE64=$(dd if=/dev/urandom bs=128 count=1 2>/dev/null | base64 | tr -d "=+/" | dd bs=32 count=1 2>/dev/null)
KUBEAPISERVER_KEY_BASE64=$(dd if=/dev/urandom bs=128 count=1 2>/dev/null | base64 | tr -d "=+/" | dd bs=32 count=1 2>/dev/null)
}