VPC_EC2.json

{
  "AWSTemplateFormatVersion": "2010-09-09",
  "Description": "This AWS CloudFormation template creates a new Security Group,\nVPC with a public subnet and a single EC2 instance.\n",
  "Parameters": {
    "VpcCidr": {
      "Default": "172.16.0.0/16",
      "Description": "CIDR block for the VPC. Default is 10.0.0.0/16",
      "Type": "String"
    },
    "KeyName": {
      "Description": "The EC2 Key Pair to allow SSH access to the instance",
      "Type": "AWS::EC2::KeyPair::KeyName",
      "Default": "east1"
    },
    "PublicSubnet": {
      "Default": "172.16.10.10/24",
      "Description": "CIDR block for the subnet.",
      "Type": "String"
    },
    "InstanceType": {
      "Description": "WebServer EC2 instance type",
      "Type": "String",
      "Default": "t2.micro"
    }
  },
  "Resources": {
    "Vpc": {
      "Properties": {
        "CidrBlock": {
          "Ref": "VpcCidr"
        },
        "Tags": [
          {
            "Key": "Name",
            "Value": "terraform-vpc"
          }
        ]
      },
      "Type": "AWS::EC2::VPC"
    },
    "PublicSecurityGroup": {
      "Type": "AWS::EC2::SecurityGroup",
      "Properties": {
        "GroupName": "EC2 Security Group",
        "GroupDescription": "Enable SSH access via port 22",
        "VpcId": {
          "Ref": "Vpc"
        },
        "SecurityGroupIngress": [
          {
            "IpProtocol": "tcp",
            "FromPort": 80,
            "ToPort": 80,
            "CidrIp": "0.0.0.0/0"
          },
          {
            "IpProtocol": "tcp",
            "FromPort": 22,
            "ToPort": 22,
            "CidrIp": "0.0.0.0/0"
          },
          {
            "IpProtocol": "tcp",
            "FromPort": 443,
            "ToPort": 443,
            "CidrIp": "0.0.0.0/0"
          }
        ],
        "SecurityGroupEgress": [
          {
            "IpProtocol": "tcp",
            "FromPort": 80,
            "ToPort": 80,
            "CidrIp": "0.0.0.0/0"
          }
        ],
        "Tags": [
          {
            "Key": "Name",
            "Value": "terraform-security-group"
          }
        ]
      }
    },
    "EC2PublicSubnet": {
      "Properties": {
        "CidrBlock": {
          "Ref": "PublicSubnet"
        },
        "VpcId": {
          "Ref": "Vpc"
        },
        "Tags": [
          {
            "Key": "Name",
            "Value": "terraform-public-subnet"
          }
        ]
      },
      "Type": "AWS::EC2::Subnet"
    },
    "Instance": {
      "Type": "AWS::EC2::Instance",
      "Properties": {
        "ImageId": "ami-00a9d4a05375b2763",
        "InstanceType": {
          "Ref": "InstanceType"
        },
        "KeyName": {
          "Ref": "KeyName"
        },
        "SubnetId": {
          "Ref": "EC2PublicSubnet"
        },
        "SecurityGroupIds": [
          {
            "Ref": "PublicSecurityGroup"
          }
        ],
        "Tags": [
          {
            "Key": "Name",
            "Value": "Terraform Instance"
          }
        ]
      }
    }
  }
}