Bootstrap etcd v3 cluster

etcd-1.sh

# For each machine
ETCD_VERSION=v3.2.5
TOKEN=taipei101-etcd-token
CLUSTER_STATE=new
NAME_1=core-1
NAME_2=core-2
NAME_3=core-3
HOST_1=10.0.1.1
HOST_2=10.0.1.2
HOST_3=10.0.1.3
CLUSTER=${NAME_1}=http://${HOST_1}:2380,${NAME_2}=http://${HOST_2}:2380,${NAME_3}=http://${HOST_3}:2380
DATA_DIR=/var/lib/etcd

# For node 1
THIS_NAME=${NAME_1}
THIS_IP=${HOST_1}
docker run \
  -d \
  --restart always \
  --net host \
  -p 2379:2379 \
  -p 2380:2380 \
  --volume=${DATA_DIR}:/etcd-data \
  --name etcd quay.io/coreos/etcd:${ETCD_VERSION} \
  /usr/local/bin/etcd \
  --data-dir=/etcd-data --name ${THIS_NAME} \
  --initial-advertise-peer-urls http://${THIS_IP}:2380 --listen-peer-urls http://${THIS_IP}:2380 \
  --advertise-client-urls http://${THIS_IP}:2379 --listen-client-urls http://${THIS_IP}:2379 \
  --initial-cluster ${CLUSTER} \
  --initial-cluster-state ${CLUSTER_STATE} --initial-cluster-token ${TOKEN}

etcd-2.sh

# For each machine
ETCD_VERSION=v3.2.5
TOKEN=taipei101-etcd-token
CLUSTER_STATE=new
NAME_1=core-1
NAME_2=core-2
NAME_3=core-3
HOST_1=10.0.1.1
HOST_2=10.0.1.2
HOST_3=10.0.1.3
CLUSTER=${NAME_1}=http://${HOST_1}:2380,${NAME_2}=http://${HOST_2}:2380,${NAME_3}=http://${HOST_3}:2380
DATA_DIR=/var/lib/etcd

# For node 2
THIS_NAME=${NAME_2}
THIS_IP=${HOST_2}
docker run \
  -d \
  --restart always \
  --net host \
  -p 2379:2379 \
  -p 2380:2380 \
  --volume=${DATA_DIR}:/etcd-data \
  --name etcd quay.io/coreos/etcd:${ETCD_VERSION} \
  /usr/local/bin/etcd \
  --data-dir=/etcd-data --name ${THIS_NAME} \
  --initial-advertise-peer-urls http://${THIS_IP}:2380 --listen-peer-urls http://${THIS_IP}:2380 \
  --advertise-client-urls http://${THIS_IP}:2379 --listen-client-urls http://${THIS_IP}:2379 \
  --initial-cluster ${CLUSTER} \
  --initial-cluster-state ${CLUSTER_STATE} --initial-cluster-token ${TOKEN}

etcd-3.sh

# For each machine
ETCD_VERSION=v3.2.5
TOKEN=taipei101-etcd-token
CLUSTER_STATE=new
NAME_1=core-1
NAME_2=core-2
NAME_3=core-3
HOST_1=10.0.1.1
HOST_2=10.0.1.2
HOST_3=10.0.1.3
CLUSTER=${NAME_1}=http://${HOST_1}:2380,${NAME_2}=http://${HOST_2}:2380,${NAME_3}=http://${HOST_3}:2380
DATA_DIR=/var/lib/etcd

# For node 3
THIS_NAME=${NAME_3}
THIS_IP=${HOST_3}
docker run \
  -d \
  --restart always \
  --net host \
  -p 2379:2379 \
  -p 2380:2380 \
  --volume=${DATA_DIR}:/etcd-data \
  --name etcd quay.io/coreos/etcd:${ETCD_VERSION} \
  /usr/local/bin/etcd \
  --data-dir=/etcd-data --name ${THIS_NAME} \
  --initial-advertise-peer-urls http://${THIS_IP}:2380 --listen-peer-urls http://${THIS_IP}:2380 \
  --advertise-client-urls http://${THIS_IP}:2379 --listen-client-urls http://${THIS_IP}:2379 \
  --initial-cluster ${CLUSTER} \
  --initial-cluster-state ${CLUSTER_STATE} --initial-cluster-token ${TOKEN}