cloud-formation/cfn-simple-amazon-linux-web.yaml at master · drpventura/cloud-formation · GitHub

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---
AWSTemplateFormatVersion: '2010-09-09'
Description: Creates an Amazon Linux Web Server based on https://github.com/widdix/learn-cloudformation/blob/master/lab0-create-stack/demo.yaml, last access 9/6/2017, and on https://github.com/widdix/learn-cloudformation/blob/master/lab8-cfn-init/stub.yaml, last access 9/17/2017

Mappings:
  RegionMap:
    us-east-1:
      AMI: ami-4fffc834
    us-east-2:
      AMI: ami-ea87a78f

Resources:
  EC2Instance:
    Type: AWS::EC2::Instance
    Metadata:
      AWS::CloudFormation::Init:
        config:
          packages:
            yum:
              httpd: []
          files:
            "/var/www/html/index.html":
              content: |
               <html>
                 <body>
                   <h1>Dr. V's CloudFormed Server</h1>
                   <h2>with CloudFormation Helper Scripts</h2>
                   <p>Hello World!</p>
                 </body>
                </html>
              mode: '000644'
              owner: root
              group: root
          services:
            sysvinit:
              httpd:
                enabled: 'true'
                ensureRunning: 'true'

    Properties:
      ImageId: !FindInMap [RegionMap, !Ref 'AWS::Region', 'AMI']
      InstanceType: t2.micro
      SecurityGroups:
      - !Ref WebserverSecurityGroup
      Tags:
      - Key: Name
        Value: Amazon Linux Web Server
      UserData:
        'Fn::Base64': !Sub |
          #!/bin/bash -ex
           yum update -y aws-cfn-bootstrap
          /opt/aws/bin/cfn-init -v -s ${AWS::StackName} -r EC2Instance --region ${AWS::Region}
  WebserverSecurityGroup:
    Type: AWS::EC2::SecurityGroup
    Properties:
      GroupDescription: hello-world-webserver
      SecurityGroupIngress:
      - CidrIp: 0.0.0.0/0
        FromPort: 80
        IpProtocol: tcp
        ToPort: 80

Outputs:
  HelloWorldURL:
    Description: The url pointing to our page.
    Value: !Sub 'http://${EC2Instance.PublicIp}'
  PublicDNS:
    Description: The Public DNS
    Value: !Sub '${EC2Instance.PublicDnsName}'