nodejs-centos7.yml

ROSTemplateFormatVersion: '2015-09-01'
Description:
  zh-cn: 在ECS（CentOS 7）上自动部署Node.js环境，含VPC、安全组配置，安装Node.js，提供示例应用。
  en: Automatically deploy a Node.js environment on an ECS (CentOS 7) instance, including
    configuration of VPC (Virtual Private Cloud), Security Groups, installation of
    Node.js, and provision of a sample application.
Conditions:
  CreateInstance:
    Fn::Equals:
    - Ref: SelectInstance
    - false
Parameters:
  SelectInstance:
    Type: Boolean
    Label:
      en: Whether to select an existing instance
      zh-cn: 是否选择已有实例
    Default: true
  InstanceId:
    Type: String
    Label:
      en: ECS Instance ID
      zh-cn: ECS实例ID
    AssociationProperty: ALIYUN::ECS::Instance::InstanceId
    AssociationPropertyMetadata:
      Visible:
        Condition:
          Fn::Equals:
          - ${SelectInstance}
          - true
    Default:
  ZoneId:
    Type: String
    Label:
      en: Zone ID
      zh-cn: 可用区ID
    Description:
      en: The available zone ID, you should confirm the zone support ECS、VPC、VSwitch
        or not.
      zh-cn: 可用区ID，需确认所选可用区下是否支持ECS、VPC、VSwitch等资源。
    AssociationProperty: ALIYUN::ECS::Instance::ZoneId
    AssociationPropertyMetadata:
      Visible:
        Condition:
          Fn::Equals:
          - ${SelectInstance}
          - false
    Default:
  InstanceType:
    Type: String
    Label:
      en: Instance Type
      zh-cn: 实例类型
    AssociationProperty: ALIYUN::ECS::Instance::InstanceType
    AssociationPropertyMetadata:
      ZoneId: ZoneId
      Visible:
        Condition:
          Fn::Equals:
          - ${SelectInstance}
          - false
    Default:
  SystemDiskCategory:
    Type: String
    Label:
      en: System Disk Category
      zh-cn: 系统盘类型
    AssociationProperty: ALIYUN::ECS::Disk::SystemDiskCategory
    AssociationPropertyMetadata:
      ZoneId: ${ZoneId}
      InstanceType: ${InstanceType}
      Visible:
        Condition:
          Fn::Equals:
          - ${SelectInstance}
          - false
    Default:
  Password:
    Type: String
    Label:
      en: Login Password
      zh-cn: 实例密码
    Description:
      en: |-
        The password must be 8 to 32 characters in length. <br>
        It must consist three of the the following character types: uppercase letters, lowercase letters, digits, and special characters. <br>
        Special characters include <span style="background:#E7E9EB;"><b>()`~!@#$%^&*_-+=|{}[]:;'<>,.?/</b></span>.<br>
      zh-cn: 长度为8-30位，需包含大写字母、小写字母、特殊符号和数字中的三个，允许的特殊字符包括<span style="background:#E7E9EB;"><b>()`~!@#$%^&*_-+=|{}[]:;'<>,.?/</b></span>。
    AssociationPropertyMetadata:
      Visible:
        Condition:
          Fn::Equals:
          - ${SelectInstance}
          - false
    Default:
    AllowedPattern: '[0-9A-Za-z\_\-&:;''<>,=%`~!@#\(\)\$\^\*\+\|\{\}\[\]\.\?\/]+$'
    MinLength: 8
    MaxLength: 30
    NoEcho: true
Resources:
  Vpc:
    Type: ALIYUN::ECS::VPC
    Condition: CreateInstance
    Properties:
      CidrBlock: 192.168.0.0/16
  SecurityGroup:
    Type: ALIYUN::ECS::SecurityGroup
    Condition: CreateInstance
    Properties:
      VpcId:
        Ref: Vpc
  VSwitch:
    Type: ALIYUN::ECS::VSwitch
    Condition: CreateInstance
    Properties:
      ZoneId:
        Ref: ZoneId
      VpcId:
        Ref: Vpc
      CidrBlock: 192.168.0.0/24
  InstanceGroup:
    Type: ALIYUN::ECS::InstanceGroup
    Condition: CreateInstance
    Properties:
      VpcId:
        Ref: Vpc
      VSwitchId:
        Ref: VSwitch
      SecurityGroupId:
        Ref: SecurityGroup
      ImageId: centos_7_8
      InstanceType:
        Ref: InstanceType
      SystemDiskCategory:
        Ref: SystemDiskCategory
      Password:
        Ref: Password
      IoOptimized: optimized
      MaxAmount: 1
  DS_Instances:
    Type: DATASOURCE::ECS::Instances
    Properties:
      InstanceIds:
        Fn::If:
          - CreateInstance
          - Fn::GetAtt:
              - InstanceGroup
              - InstanceIds
          - [ Ref: InstanceId ]
  WaitConditionHandle:
    Type: ALIYUN::ROS::WaitConditionHandle
    Properties: { }
  WaitCondition:
    Type: ALIYUN::ROS::WaitCondition
    Properties:
      Handle:
        Ref: WaitConditionHandle
      Timeout: 3720
      Count: 1
  SecurityGroupIngress_3000:
    Type: ALIYUN::ECS::SecurityGroupIngress
    Properties:
      SecurityGroupId:
        Fn::Jq:
          - First
          - .[0].SecurityGroupIds[0]
          - Fn::GetAtt:
              - DS_Instances
              - Instances
      SourceCidrIp: 0.0.0.0/0
      IpProtocol: tcp
      NicType: intranet
      PortRange: 3000/3000
  InstallNodejs:
    Type: ALIYUN::ECS::RunCommand
    Properties:
      InstanceIds:
        Fn::If:
        - CreateInstance
        - Fn::GetAtt:
          - InstanceGroup
          - InstanceIds
        - [Ref: InstanceId]
      Type: RunShellScript
      Sync: true
      Timeout: 3600
      CommandContent:
        Fn::Sub: |-
          #!/bin/bash
          if [ ! -f .ros.provision ]; then
            echo "Name: 部署Node.js环境（CentOS 7）" > .ros.provision
          fi

          name=$(grep "^Name:" .ros.provision | awk -F':' '{print $2}' | sed -e 's/^[[:space:]]*//' -e 's/[[:space:]]*$//')
          if [[ "$name" != "部署Node.js环境（CentOS 7）" ]]; then
            echo "当前实例已使用过\"$name\"教程的一键配置，不能再使用本教程的一键配置"
            ${WaitConditionHandle.CurlCli} --data-binary "{\"status\": \"FAILURE\", \"reason\": \"The current instance has already applied the configuration of the \\\"$name\\\" tutorial, and the configuration of this tutorial can no longer be applied.\"}"
            exit 0
          fi

          if ! grep -q "^Step1: Install Node.js$" .ros.provision; then
            echo "#########################"
            echo "# Install Node.js"
            echo "#########################"
            yum install git -y
            curl -o install.sh https://gitee.com/mirrors/nvm/raw/v0.39.3/install.sh
            if [ $? -ne 0 ]; then
              ${WaitConditionHandle.CurlCli} --data-binary "{\"status\": \"FAILURE\", \"reason\": \"Download nvm install script failed.\"}"
            fi
            sed -i 's|GITHUB_REPO|GITEE_REPO|g' install.sh
            sed -i 's|github.com|gitee.com|g' install.sh
            sed -i 's|https://raw.githubusercontent.com/${!NVM_GITEE_REPO}/${!NVM_VERSION}|https://gitee.com/${!NVM_GITEE_REPO}/raw/${!NVM_VERSION}|g' install.sh
            NVM_INSTALL_GITEE_REPO=mirrors/nvm METHOD='script' bash install.sh
            if [ $? -ne 0 ]; then
              ${WaitConditionHandle.CurlCli} --data-binary "{\"status\": \"FAILURE\", \"reason\": \"Install nvm failed.\"}"
            fi
            export NVM_DIR="$([ -z "${!XDG_CONFIG_HOME-}" ] && printf %s "${!HOME}/.nvm" || printf %s "${!XDG_CONFIG_HOME}/nvm")"
            [ -s "$NVM_DIR/nvm.sh" ] && \. "$NVM_DIR/nvm.sh" # This loads nvm
            export NVM_NODEJS_ORG_MIRROR=https://npmmirror.com/mirrors/node
            nvm list-remote
            nvm install v14.0.0
            if [ $? -ne 0 ]; then
              ${WaitConditionHandle.CurlCli} --data-binary "{\"status\": \"FAILURE\", \"reason\": \"nvm install v14.0.0 failed.\"}"
            fi
            nvm install v16.0.0
            if [ $? -ne 0 ]; then
              ${WaitConditionHandle.CurlCli} --data-binary "{\"status\": \"FAILURE\", \"reason\": \"nvm install v16.0.0 failed.\"}"
            fi
            nvm ls
            echo "Step1: Install Node.js" >> .ros.provision
          else
            echo "#########################"
            echo "# Node.js has been installed"
            echo "#########################"
          fi
          
          if ! grep -q "^Step2: Prepare example$" .ros.provision; then
            echo "#########################"
            echo "# Prepare example"
            echo "#########################"
            cd
            cat > example.js << \EOF
          const http = require('http');
          const hostname = '0.0.0.0';
          const port = 3000;
          const server = http.createServer((req, res) => { 
              res.statusCode = 200;
              res.setHeader('Content-Type', 'text/plain');
              res.end('Hello World\n');
          }); 
          
          server.listen(port, hostname, () => { 
              console.log(`Server running at http://${!hostname}:${!port}/`);
          });
          EOF
            nohup node ~/example.js > example.log 2>&1 &
            echo "Step2: Prepare example" >> .ros.provision
          else
            echo "#########################"
            echo "# Example has been ready"
            echo "#########################"
          fi

          ${WaitConditionHandle.CurlCli} --data-binary '{"status": "SUCCESS"}'
    DependsOn:
    - SecurityGroupIngress_3000
Outputs:
  ExampleUrl:
    Description:
      en: The page of example.js.
      zh-cn: example.js页面。
    Value:
      Fn::Sub:
      - http://${IP}:3000
      - IP:
          Fn::Jq:
          - First
          - if .[0].PublicIpAddress != [] then .[0].PublicIpAddress[0] else .[0].EipAddress.IpAddress
            end
          - Fn::GetAtt:
            - DS_Instances
            - Instances
Metadata:
  ALIYUN::ROS::Interface:
    ParameterGroups:
    - Parameters:
      - SelectInstance
      - InstanceId
      - ZoneId
      - InstanceType
      - SystemDiskCategory
      - Password
      Label:
        default: ECS
    TemplateTags:
    - acs:document-help:ecs:部署Node.js环境（CentOS 7）