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