compute-nest-best-practice/master-slave-ecs/template.yaml

ROSTemplateFormatVersion: '2015-09-01'
Description:
  zh-cn: 创建主从ECS架构，支持付费方式选择，自动配置安全组与脚本，实现主从节点间通信。
  en: Establish a primary-replica ECS (Elastic Compute Service) architecture, facilitating
    the selection of payment options, automated configuration of security groups,
    and script deployment. Ensure seamless communication between the primary and replica
    nodes.
Parameters:
  PayType:
    Type: String
    Label:
      en: ECS Instance Charge Type
      zh-cn: 付费类型
    Default: PostPaid
    AllowedValues:
      - PostPaid
      - PrePaid
    AssociationProperty: ChargeType
    AssociationPropertyMetadata:
      LocaleKey: InstanceChargeType
  PayPeriodUnit:
    Type: String
    Label:
      en: Pay Period Unit
      zh-cn: 购买资源时长周期
    Default: Month
    AllowedValues:
      - Month
      - Year
    AssociationProperty: PayPeriodUnit
    AssociationPropertyMetadata:
      Visible:
        Condition:
          Fn::Not:
            Fn::Equals:
              - ${PayType}
              - PostPaid
  PayPeriod:
    Type: Number
    Description:
      en: When the resource purchase duration is Month, the value of Period ranges from 1 to 9, 12, 24, 36, 48, or 60. <br><b><font color='red'> When ECS instance types are PrePaid valid </b></font>
      zh-cn: 当购买资源时长为Month时，Period取值：1~9 <br><b><font color='red'>当ECS实例类型为PrePaid有效</b></font>
    Label:
      en: Period
      zh-cn: 购买资源时长
    Default: 1
    AllowedValues:
      - 1
      - 2
      - 3
      - 4
      - 5
      - 6
      - 7
      - 8
      - 9
    AssociationProperty: PayPeriod
    AssociationPropertyMetadata:
      Visible:
        Condition:
          Fn::Not:
            Fn::Equals:
              - ${PayType}
              - PostPaid
  ZoneId:
    Type: String
    AssociationProperty: ALIYUN::ECS::Instance::ZoneId
    Label:
      en: VSwitch Availability Zone
      zh-cn: 交换机可用区
  VpcId:
    AssociationProperty: ALIYUN::ECS::VPC::VPCId
    Type: String
    Description:
      en: Please search the ID starting with (vpc-xxx) from console-Virtual Private Cloud
      zh-cn: 现有虚拟专有网络的实例ID
    Label:
      en: VPC ID
      zh-cn: 专有网络VPC实例ID
  VSwitchId:
    AssociationProperty: ALIYUN::ECS::VSwitch::VSwitchId
    AssociationPropertyMetadata:
      VpcId: ${VpcId}
      ZoneId: ${ZoneId}
    Type: String
    Description:
      en: Instance ID of existing business network switches, console-Virtual Private Cloud-VSwitches under query
      zh-cn: 现有业务网络交换机的实例ID
    Label:
      en: VSwitch ID
      zh-cn: 交换机实例ID
  EcsInstanceType:
    Type: String
    Label:
      en: Instance Type
      zh-cn: 实例类型
    AssociationProperty: ALIYUN::ECS::Instance::InstanceType
    AssociationPropertyMetadata:
      ZoneId: ${ZoneId}
      InstanceChargeType: ${PayType}
  SystemDiskCategory:
    Type: String
    AllowedValues:
      - cloud_efficiency
      - cloud_ssd
      - cloud
      - cloud_essd
    Label:
      en: System Disk Category
      zh-cn: 系统盘类型
    Default: cloud_essd
    AssociationPropertyMetadata:
      LocaleKey: DiskCategory
  SystemDiskSize:
    Default: 40
    Type: Number
    Label:
      zh-cn: 系统盘空间 (GB)
      en: System Disk Space (GB)
  InstancePassword:
    NoEcho: true
    Type: String
    Description:
      en: Server login password, Length 8-30, must contain three(Capital letters, lowercase letters, numbers, ()`~!@#$%^&*_-+=|{}[]:;<>,.?/ Special symbol in)
      zh-cn: 服务器登录密码,长度8-30，必须包含三项（大写字母、小写字母、数字、 ()`~!@#$%^&*_-+=|{}[]:;<>,.?/ 中的特殊符号）
    Label:
      en: Instance Password
      zh-cn: 实例密码
    ConstraintDescription:
      en: Length 8-30, must contain three(Capital letters, lowercase letters, numbers, ()`~!@#$%^&*_-+=|{}[]:;<>,.?/ Special symbol in)
      zh-cn: 长度8-30，必须包含三项（大写字母、小写字母、数字、 ()`~!@#$%^&*_-+=|{}[]:;<>,.?/ 中的特殊符号）
    AssociationProperty: ALIYUN::ECS::Instance::Password
    AllowedPattern: '^[a-zA-Z0-9-\(\)\`\~\!\@\#\$\%\^\&\*\_\-\+\=\|\{\}\[\]\:\;\<\>\,\.\?\/]*$'
    MinLength: 8
    MaxLength: 30
  SlaveNodeCount:
    Type: Number
    Label:
      en: Instance Count
      zh-cn: Node节点数量
    Default: 1
# 资源配置
Resources:
  EcsSecurityGroup:
    Type: ALIYUN::ECS::SecurityGroup
    Properties:
      SecurityGroupName:
        Ref: ALIYUN::StackName
      VpcId:
        Ref: VpcId
      SecurityGroupEgress:
        - PortRange: '-1/-1'
          Priority: 1
          IpProtocol: all
          DestCidrIp: 0.0.0.0/0
          NicType: intranet
  MasterInstanceGroup:
    Type: ALIYUN::ECS::InstanceGroup
    Properties:
      # 实例名
      InstanceName:
        Fn::Join:
          - '-'
          - - 'master'
            - '[1,4]'
      IoOptimized: optimized
      # 付费类型
      InstanceChargeType:
        Ref: PayType
      PeriodUnit:
        Ref: PayPeriodUnit
      Period:
        Ref: PayPeriod
      # 网络配置
      ZoneId:
        Ref: ZoneId
      VpcId:
        Ref: VpcId
      VSwitchId:
        Ref: VSwitchId
      SecurityGroupId:
        Ref: EcsSecurityGroup
      # 磁盘类型和大小
      SystemDiskCategory:
        Ref: SystemDiskCategory
      SystemDiskSize:
        Ref: SystemDiskSize
      MaxAmount: 1
      # 镜像
      ImageId: centos_7
      # 实例类型
      InstanceType:
        Ref: EcsInstanceType
      Password:
        Ref: InstancePassword
      # 公网关闭
      AllocatePublicIP: false
      # 启动脚本
      UserData: |-
        #!/bin/bash
  SlaveInstanceGroup:
    Type: ALIYUN::ECS::InstanceGroup
    Properties:
      # 实例名
      InstanceName:
        Fn::Join:
          - '-'
          - - 'slave'
            - '[1,4]'
      IoOptimized: optimized
      # 付费类型
      InstanceChargeType:
        Ref: PayType
      PeriodUnit:
        Ref: PayPeriodUnit
      Period:
        Ref: PayPeriod
      # 网络配置
      ZoneId:
        Ref: ZoneId
      VpcId:
        Ref: VpcId
      VSwitchId:
        Ref: VSwitchId
      SecurityGroupId:
        Ref: EcsSecurityGroup
      # 磁盘类型和大小
      SystemDiskCategory:
        Ref: SystemDiskCategory
      SystemDiskSize:
        Ref: SystemDiskSize
      MaxAmount:
        Ref: SlaveNodeCount
      # 镜像
      ImageId: centos_7_9_x64_20G_alibase_20220727.vhd
      # 实例类型
      InstanceType:
        Ref: EcsInstanceType
      Password:
        Ref: InstancePassword
      # 公网关闭
      AllocatePublicIP: false
      # 启动脚本
      UserData: |-
        #!/bin/bash
  # 到master执行的命令
  MasterRunCommand:
    Type: ALIYUN::ECS::RunCommand
    DependsOn:
      - MasterInstanceGroup
      - SlaveInstanceGroup
    Properties:
      CommandContent:
        Fn::Sub:
        # 将slave的ip数组输入到/root/conf.txt
        # 可以在后续的步骤中通过conf.txt里的内容完成master的初始化
        - |
          #!/bin/bash
          cat >> /root/conf.txt << "EOF"
          SlaveIps=${SlaveIps}
          EOF
        - SlaveIps:
            Fn::GetAtt:
              - SlaveInstanceGroup
              - PrivateIps
      Type: RunShellScript
      InstanceIds:
        Fn::GetAtt:
          - MasterInstanceGroup
          - InstanceIds
      Timeout: 300
  # 到slave执行的命令
  SlaveRunCommand:
    Type: ALIYUN::ECS::RunCommand
    DependsOn:
      - MasterInstanceGroup
      - SlaveInstanceGroup
    Properties:
      CommandContent:
        Fn::Sub:
          # 将master的ip输入到/root/conf.txt
          # 可以在后续的步骤中通过conf.txt里的内容完成slave的初始化
          - |
            #!/bin/bash
            cat >> /root/conf.txt << "EOF"
            MasterIp=${MasterIp}
            EOF
          - MasterIp:
              Fn::Select:
                - 0
                - Fn::GetAtt:
                    - MasterInstanceGroup
                    - PrivateIps
      Type: RunShellScript
      InstanceIds:
        Fn::GetAtt:
          - SlaveInstanceGroup
          - InstanceIds
      # 超时时间
      Timeout: '300'
Metadata:
  ALIYUN::ROS::Interface:
    # 分组信息
    ParameterGroups:
      - Parameters:
          - PayType
          - PayPeriodUnit
          - PayPeriod
        Label:
          default:
            en: PayType Configuration
            zh-cn: 付费类型配置
      - Parameters:
          - EcsInstanceType
          - SystemDiskCategory
          - SystemDiskSize
          - InstancePassword
          - SlaveNodeCount
        Label:
          default:
            en: Instance
            zh-cn: ECS实例配置
      - Parameters:
          - ZoneId
        Label:
          default:
            zh-cn: 可用区配置
            en: Zone Configuration
      - Parameters:
          - VpcId
          - VSwitchId
        Label:
          default:
            zh-cn: 选择已有基础资源配置
            en: Choose existing Infrastructure Configuration