ec2-setup.yaml

AWSTemplateFormatVersion: '2010-09-09'
Description: ' This template creates an Amazon EC2 instance and an Elastic IP Address.
  You will be billed for the AWS resources used if you create a stack from this template.'
Parameters:
  InstanceType:
    Description: WebServer EC2 instance type
    Type: String
    Default: t2.micro
  KeyName:
    Description: Name of an existing EC2 KeyPair to enable SSH access to the instances
    Type: AWS::EC2::KeyPair::KeyName
    ConstraintDescription: must be the name of an existing EC2 KeyPair.
    Default: baws.admin
  AMI:
    Description: AMI id of Ubuntu 14.04
    Type: String
    Default: 'ami-f0f8d695'
  SSHLocation:
    Description: The IP address range that can be used to SSH to the EC2 instances
    Type: String
    MinLength: '9'
    MaxLength: '18'
    Default: 0.0.0.0/0
    AllowedPattern: (\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})/(\d{1,2})
    ConstraintDescription: must be a valid IP CIDR range of the form x.x.x.x/x.

Resources:
  EC2Instance:
    Type: AWS::EC2::Instance
    Properties:
      UserData: !Base64
        Fn::Join:
          - ''
          - - IPAddress=
            - !Ref 'IPAddress'
      InstanceType: !Ref 'InstanceType'
      SecurityGroups:
        - !Ref 'InstanceSecurityGroup'
      KeyName: !Ref 'KeyName'
      ImageId: !Ref AMI
  InstanceSecurityGroup:
    Type: AWS::EC2::SecurityGroup
    Properties:
      GroupDescription: Enable SSH access
      SecurityGroupIngress:
        - IpProtocol: "tcp"
          FromPort: '80'
          ToPort: '80'
          CidrIp: !Ref 'SSHLocation'
        - IpProtocol: "tcp"
          FromPort: '22'
          ToPort: '22'
          CidrIp: !Ref 'SSHLocation'
  IPAddress:
    Type: AWS::EC2::EIP
  IPAssoc:
    Type: AWS::EC2::EIPAssociation
    Properties:
      InstanceId: !Ref 'EC2Instance'
      EIP: !Ref 'IPAddress'
Outputs:
  InstanceId:
    Description: InstanceId of the newly created EC2 instance
    Value: !Ref 'EC2Instance'
  InstanceIPAddress:
    Description: IP address of the newly created EC2 instance
    Value: !Ref 'IPAddress'