workshop-rnp-2020/cfn-exemplo-rnp-app.yml at master · cnacorrea/workshop-rnp-2020 · GitHub

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---
AWSTemplateFormatVersion: 2010-09-09
Description: Exemplo simples de infraestrutura como codigo.
Metadata:
  Authors:
    Description: Carlos Correa (carlos@xtbsolutions.com)
  License: MIT
Parameters:
  KeyName:
    Description: Nome do par de chaves
    Type: String
    ConstraintDescription: O par de chaves precisa ter sido previamente criado
    Default: "carlos-key"
  SourceCidr:
    Default: 0.0.0.0/0
    Description: Range default para acesso SSH
    Type: String
Resources:
## Os recursos que vamos criar
## Uma senha para nosso banco de dados
  SenhaWordpress:
    Type: AWS::SecretsManager::Secret
    Properties:
        Name: 'SenhaWordpress'
        Description: 'Senha para o banco de dados do WordPress.'
        GenerateSecretString:
            RequireEachIncludedType: True
            SecretStringTemplate: '{"username": "wordpress"}'
            GenerateStringKey: 'password'
            PasswordLength: 30
            ExcludeCharacters: '"@/\'

  GrupoSubnetRDS:
    Type: AWS::RDS::DBSubnetGroup
    Properties:
      DBSubnetGroupDescription: Grupo de seguranca para o banco
      SubnetIds:
        - Fn::ImportValue:
            !Sub "cfn-exemplo-rnp-vpc-PrivateSubnet1"
        - Fn::ImportValue:
            !Sub "cfn-exemplo-rnp-vpc-PrivateSubnet2"
  RDSSecurityGroup:
    Type: AWS::EC2::SecurityGroup
    Properties:
      VpcId:
        Fn::ImportValue:
            !Sub "cfn-exemplo-rnp-vpc-Vpc"
      GroupDescription: Security group para o banco RDS
      SecurityGroupIngress:
      - IpProtocol: tcp
        FromPort: '3306'
        ToPort: '3306'
        CidrIp: 172.17.0.0/16
  WordpressRDS:
    Type: AWS::RDS::DBInstance
    Properties:
        AllocatedStorage: 20
        BackupRetentionPeriod: 0
        DBName: wordpress
        DBInstanceClass: db.t2.micro
        Engine: mysql
        MasterUsername: !Join ['', ['{{resolve:secretsmanager:', !Ref SenhaWordpress, ':SecretString:username}}' ]]
        MasterUserPassword: !Join ['', ['{{resolve:secretsmanager:', !Ref SenhaWordpress, ':SecretString:password}}' ]]
        DBInstanceIdentifier: 'wordpress'
        DBSubnetGroupName: !Ref GrupoSubnetRDS
        VPCSecurityGroups:
          - !Ref RDSSecurityGroup
  SenhaRDSAttachment:
    Type: AWS::SecretsManager::SecretTargetAttachment
    Properties:
        SecretId: !Ref SenhaWordpress
        TargetId: !Ref WordpressRDS
        TargetType: AWS::RDS::DBInstance

## Cria um security group para nosso servidor de app
  AppSecurityGroup:
    Type: AWS::EC2::SecurityGroup
    Properties:
      VpcId:
        Fn::ImportValue:
          !Sub "cfn-exemplo-rnp-vpc-Vpc"
      GroupDescription: Gerencia acessos ao servidor de aplicacao
      SecurityGroupIngress:
      - CidrIp: 172.17.0.0/16
        FromPort: 22
        IpProtocol: tcp
        ToPort: 22
      - CidrIp: 0.0.0.0/0
        FromPort: 80
        IpProtocol: tcp
        ToPort: 80

## Cria uma interface de rede para nosso servidor de aplicacao
  AppXface:
    Type: AWS::EC2::NetworkInterface
    Properties:
      SubnetId:
        Fn::ImportValue:
          !Sub "cfn-exemplo-rnp-vpc-PrivateSubnet1"
      Description: Interface para o servidor de aplicacao
      GroupSet:
      - !Ref AppSecurityGroup
      SourceDestCheck: false
      Tags:
        -
          Key: Name
          Value: AppXface

## Cria nosso servidor de app
  Ec2App:
    Type: AWS::EC2::Instance
    Metadata:
      AWS::CloudFormation::Init:
        config:
          files:
            /etc/cfn/cfn-hup.conf:
              content: !Sub |
                 [main]
                 stack=${AWS::StackId}
                 region=${AWS::Region}
                 interval=1
                 verbose=true
              mode: '000400'
              owner: root
              group: root
            /etc/cfn/hooks.d/cfn-auto-reloader.conf:
              content: !Sub |
                [cfn-auto-reloader-hook]
                triggers=post.update
                path=Resources.Ec2App.Metadata.AWS::CloudFormation::Init
                action=/opt/aws/bin/cfn-init --stack cfn-exemplo-rnp-app --resource Ec2App --region us-east-1
                runas=root
    Properties:
      ImageId: ami-0947d2ba12ee1ff75
      InstanceType: t3a.micro
      KeyName: !Ref KeyName
      NetworkInterfaces:
        -
          NetworkInterfaceId: !Ref AppXface
          DeviceIndex: 0
      Tags:
        -
          Key: Name
          Value: Servidor App
      UserData:
        Fn::Base64: !Sub |
          #!/bin/bash
          yum -y update

          yum install aws-cfn-bootstrap
          /opt/aws/bin/cfn-init --stack cfn-exemplo-rnp-app --resource Ec2App --region us-east-1
          systemctl start cfn-hup
          systemctl enable cfn-hup

          cd /tmp
          wget https://wordpress.org/latest.tar.gz
          tar xvf latest.tar.gz
          yum install -y httpd jq
          amazon-linux-extras install -y php7.3
          yum install -y php-pecl-mcrypt php-pecl-imagick php-mbstring
          systemctl enable httpd
          systemctl start httpd
          rsync -r /tmp/wordpress/. /var/www/html
          chown -R apache:apache /var/www/