aliyun_sealos_k8s.sh

#!/bin/bash
# sh aliyun_sealos_k8s.sh deploy 1.18.2 https://sealyun.oss-cn-beijing.aliyuncs.com/9a8299ea8016abe32e1564a44d5162e4-1.18.2/kube1.18.2.tar.gz

RegionId=cn-hongkong
ImageId=centos_7_7_x64_20G_alibase_20191225.vhd
InstanceType=ecs.c5.large
Password=Aliyun#123
SecurityGroupId=sg-j6c8mr535xgiug4hlfpz
VSwitchId=vsw-j6cwuu2i3u9nb5d20i4sz
ZoneId= cn-hongkong-b

command_exists() {
   command -v "$@" > /dev/null 2>&1
}

if ! command_exists jq; then
  yum install -y jq
fi

create_instance() {
    aliyun ecs RunInstances --Amount 4 \
        --ImageId centos_7_7_x64_20G_alibase_20191225.vhd \
        --InstanceType ecs.c5.large \
        --InternetChargeType PayByTraffic \
        --InternetMaxBandwidthIn 50 \
        --InternetMaxBandwidthOut 50 \
        --Password Aliyun#123 \
        --InstanceChargeType PostPaid \
        --SpotStrategy SpotAsPriceGo \
        --RegionId cn-hongkong  \
        --SecurityGroupId sg-j6c8mr535xgiug4hlfpz \
        --VSwitchId vsw-j6cwuu2i3u9nb5d20i4sz \
        --ZoneId cn-hongkong-b > InstanceId.json

    ID0=$(jq -r ".InstanceIdSets.InstanceIdSet[0]" < InstanceId.json)
    ID1=$(jq -r ".InstanceIdSets.InstanceIdSet[1]" < InstanceId.json)
    ID2=$(jq -r ".InstanceIdSets.InstanceIdSet[2]" < InstanceId.json)
    ID3=$(jq -r ".InstanceIdSets.InstanceIdSet[3]" < InstanceId.json)

    echo "sleep 40s wait for IP and FIP"
    sleep 40 # wait for IP

    aliyun ecs DescribeInstanceAttribute --InstanceId $ID0 > info.json
    master0=$(jq -r ".VpcAttributes.PrivateIpAddress.IpAddress[0]" < info.json)
    master0FIP=$(jq -r ".PublicIpAddress.IpAddress[0]" < info.json)

    aliyun ecs DescribeInstanceAttribute --InstanceId $ID1 > info.json
    master1=$(jq -r ".VpcAttributes.PrivateIpAddress.IpAddress[0]" < info.json)

    aliyun ecs DescribeInstanceAttribute --InstanceId $ID2 > info.json
    master2=$(jq -r ".VpcAttributes.PrivateIpAddress.IpAddress[0]" < info.json)

    aliyun ecs DescribeInstanceAttribute --InstanceId $ID3 > info.json
    node=$(jq -r ".VpcAttributes.PrivateIpAddress.IpAddress[0]" < info.json)

    echo "all nodes IP: $master0 $master1 $master2 $node"

    echo "wait for sshd start"
    sleep 100 # wait for sshd
}

deploy_k8s(){
    # $2 is sealos clientip
    alias remotecmd="aliyun ecs RunCommand --InstanceId.1 $ID0 --RegionId cn-hongkong --Type RunShellScript --CommandContent"

    echo "install sealos command"
    remotecmd "wget -c https://sealyun.oss-cn-beijing.aliyuncs.com/latest/sealos && chmod +x sealos && mv sealos /usr/bin"

    echo "sleep 100s wait for sealos command"
    sleep 100
    version=$2
    pkgurl=$3

    echo "run sealos init command"
    remotecmd "sealos init --master $master0 --master $master1 --master $master2 --node $node --passwd Aliyun#123 --version v$version --pkg-url $pkgurl | tee sealos_init.log"

    echo "wait for everything ok"
    sleep 40
    remotecmd "kubectl get node && kubectl get pod --all-namespaces && kubectl get cs"
    #./sshcmd --passwd Aliyun#123 --host $master0FIP --cmd "kubectl get node && kubectl get pod --all-namespaces && kubectl get cs"
}

release_instance() {
  echo "release instance"
  sleep 20
  aliyun ecs DeleteInstances --InstanceId.1 $ID0 --RegionId cn-hongkong --Force true
  aliyun ecs DeleteInstances --InstanceId.1 $ID1 --RegionId cn-hongkong --Force true
  aliyun ecs DeleteInstances --InstanceId.1 $ID2 --RegionId cn-hongkong --Force true
  aliyun ecs DeleteInstances --InstanceId.1 $ID3 --RegionId cn-hongkong --Force true
}

shift "$((OPTIND -1))"
subcommand=$1
case "$subcommand" in
  create)
    create_instance
    exit 0
    shift
    ;;
  delete)
    release_instance
    exit 0
    shift
    ;;
  deploy)
    create_instance
    deploy_k8s
    exit 0
    shift
    ;;
esac