68 lines
2.8 KiB
Bash
Executable File
68 lines
2.8 KiB
Bash
Executable File
#!/usr/bin/env bash
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set -x
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if [[ -z ${NUM_CONTROLLERS} || -z ${NUM_WORKERS} || -z ${KUBERNETES_VERSION} ]]; then
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echo "Must set NUM_CONTROLLERS, NUM_WORKERS and KUBERNETES_VERSION (e.g. 'vX.Y.Z') environment variables"
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exit 1
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fi
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(( NUM_CONTROLLERS-- ))
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(( NUM_WORKERS-- ))
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for i in $(eval echo "{0..${NUM_CONTROLLERS}}"); do
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INITIAL_CLUSTER="${INITIAL_CLUSTER}controller${i}=https://10.240.0.1${i}:2380,"
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done
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INITIAL_CLUSTER=$(echo ${INITIAL_CLUSTER} | sed 's/,$//')
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for i in $(eval echo "{0..${NUM_CONTROLLERS}}"); do
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gcloud compute ssh controller${i} --command "sudo mkdir -p /etc/etcd/"
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gcloud compute ssh controller${i} --command "sudo cp ca.pem kubernetes-key.pem kubernetes.pem /etc/etcd/"
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gcloud compute ssh controller${i} --command "wget https://github.com/coreos/etcd/releases/download/v3.0.10/etcd-v3.0.10-linux-amd64.tar.gz"
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gcloud compute ssh controller${i} --command "tar -xvf etcd-v3.0.10-linux-amd64.tar.gz"
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gcloud compute ssh controller${i} --command "sudo mv etcd-v3.0.10-linux-amd64/etcd* /usr/bin/"
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gcloud compute ssh controller${i} --command "sudo mkdir -p /var/lib/etcd"
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INTERNAL_IP=$(gcloud compute ssh controller${i} --command 'curl -s -H "Metadata-Flavor: Google" http://metadata.google.internal/computeMetadata/v1/instance/network-interfaces/0/ip')
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gcloud compute ssh controller${i} --command "echo '[Unit]
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Description=etcd
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Documentation=https://github.com/coreos
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[Service]
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ExecStart=/usr/bin/etcd --name controller${i} \
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--cert-file=/etc/etcd/kubernetes.pem \
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--key-file=/etc/etcd/kubernetes-key.pem \
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--peer-cert-file=/etc/etcd/kubernetes.pem \
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--peer-key-file=/etc/etcd/kubernetes-key.pem \
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--trusted-ca-file=/etc/etcd/ca.pem \
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--peer-trusted-ca-file=/etc/etcd/ca.pem \
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--initial-advertise-peer-urls https://${INTERNAL_IP}:2380 \
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--listen-peer-urls https://${INTERNAL_IP}:2380 \
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--listen-client-urls https://${INTERNAL_IP}:2379,http://127.0.0.1:2379 \
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--advertise-client-urls https://${INTERNAL_IP}:2379 \
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--initial-cluster-token etcd-cluster-0 \
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--initial-cluster ${INITIAL_CLUSTER} \
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--initial-cluster-state new \
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--data-dir=/var/lib/etcd
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Restart=on-failure
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RestartSec=5
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[Install]
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WantedBy=multi-user.target' > etcd.service"
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gcloud compute ssh controller${i} --command "cat etcd.service"
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gcloud compute ssh controller${i} --command "sudo mv etcd.service /etc/systemd/system/"
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gcloud compute ssh controller${i} --command "sudo systemctl daemon-reload"
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gcloud compute ssh controller${i} --command "sudo systemctl enable etcd"
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gcloud compute ssh controller${i} --command "sudo systemctl start etcd"
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gcloud compute ssh controller${i} --command "sudo systemctl status etcd --no-pager"
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done
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gcloud compute ssh controller${i} --command "etcdctl --ca-file=/etc/etcd/ca.pem cluster-health"
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