03_ec2.yaml

AWSTemplateFormatVersion: 2010-09-09
Description: Part 1 - Build a webapp stack with CloudFormation

Resources:
  WebAppInstance:
    Type: AWS::EC2::Instance
    Properties:
      ImageId: ami-0d5eff06f840b45e9 # ImageID valid only in us-east-1 region
      InstanceType: t2.micro
      KeyName: jenna
      SecurityGroupIds:
        - !Ref WebAppSecurityGroup

  WebAppSecurityGroup:
    Type: AWS::EC2::SecurityGroup
    Properties:
      GroupName: !Join [ '-', [ webapp-security-group, dev ] ]
      GroupDescription: 'Allow HTTP/HTTPS and SSH inbound and outbound traffic'
      SecurityGroupIngress:
        - IpProtocol: tcp
          FromPort: 80
          ToPort: 80
          CidrIp: 0.0.0.0/0
        - IpProtocol: tcp
          FromPort: 443
          ToPort: 443
          CidrIp: 0.0.0.0/0
        - IpProtocol: tcp
          FromPort: 22
          ToPort: 22
          CidrIp: 0.0.0.0/0

  WebAppEIP:
    Type: AWS::EC2::EIP
    Properties:
      Domain: vpc
      InstanceId: !Ref WebAppInstance
      Tags:
        - Key: Name
          Value: !Join [ '-', [ webapp-eip, dev ] ]

Outputs:
  WebsiteURL:
    Value: !Sub http://${WebAppEIP}
    Description: WebApp URL