ELB with target groups.json

{
    "AWSTemplateFormatVersion": "2010-09-09",
    "Description": "This template creates an Application Load Balancer",
    "Metadata": {
      "AWS::CloudFormation::Interface": {
        "ParameterGroups": [
          {
            "Label": {
              "default": "Certificate Arn"
            },
            "Parameters": [
              "AcmCertificate"
            ]
          },
          {
            "Label": {
              "default": "Export VPC Stack Name"
            },
            "Parameters": [
              "ExportVpcStackName"
            ]
          },
          {
            "Label": {
              "default": "EC2 Parameters"
            },
            "Parameters": [
              "AmazonImageID",
              "InstanceType",
              "KeyName"
            ]
          }
        ]
      }
    },
    "Parameters": {
      "AcmCertificate": {
        "Description": "The ARN of the AWS Certification Manager's Certificate",
        "Type": "String"
      },
      "VPC": {
          "Type": "AWS::EC2::VPC::Id",
          "Description": "Name of an existing VPC in your Region"
      },
      "PublicSubnet1": {
          "Type": "AWS::EC2::Subnet::Id",
          "Description": "Select 1st Public Subnet fom your existing VPC"
      },
      "PublicSubnet2": {
          "Type": "AWS::EC2::Subnet::Id",
          "Description": "Select 2nd Public Subnet fom your existing VPC"
      },
      "InstanceType": {
        "Description": "WebServer EC2 instance type",
        "Type": "String",
        "Default": "t2.micro",
        "AllowedValues": [
          "t2.nano",
          "t2.micro"
        ],
        "ConstraintDescription": "must be a valid EC2 instance type."
      },
      "KeyName": {
        "Description": "Name of an existing EC2 KeyPair to enable SSH access to the instance",
        "Type": "AWS::EC2::KeyPair::KeyName",
        "ConstraintDescription": "must be the name of an existing EC2 KeyPair."
      },
      "AmazonImageID": {
        "Description": "The ID of the Amazon machine image (AMI)",
        "Type": "String"
      }
    },
    "Resources": {
      "ApplicationLoadBalancer": {
        "Type": "AWS::ElasticLoadBalancingV2::LoadBalancer",
        "Properties": {
          "Name": "MyApplicationLoadBalancer",
          "SecurityGroups": [{"Ref":"ALBSG"}],
          "Subnets": [{"Ref" : "PublicSubnet1"},
              {"Ref" : "PublicSubnet2"}]
        }
      },
  
      "ALBSG": {
          "Type": "AWS::EC2::SecurityGroup",
          "Properties": {
              "VpcId": {
                  "Ref": "VPC"
              },
              "GroupDescription": "SG For ALB"
          }
      },
  
      "Port80": {
          "Type": "AWS::EC2::SecurityGroupIngress",
          "Properties": {
              "GroupId": {
                  "Ref": "ALBSG"
              },
              "IpProtocol": "tcp",
              "FromPort": "80",
              "ToPort": "80",
              "CidrIp": "0.0.0.0/0"
          }
      },
  
      "Port443": {
          "Type": "AWS::EC2::SecurityGroupIngress",
          "Properties": {
              "GroupId": {
                  "Ref": "ALBSG"
              },
              "IpProtocol": "tcp",
              "FromPort": "443",
              "ToPort": "443",
              "CidrIp": "0.0.0.0/0"
          }
      },
  
      "ALBListenerNoSslCertificate": {
        "Type": "AWS::ElasticLoadBalancingV2::Listener",
        "Properties": {
          "DefaultActions": [
            {
              "RedirectConfig": {
                "Host": "#{host}",
                "Path": "/#{path}",
                "Port": "443",
                "Protocol": "HTTPS",
                "StatusCode": "HTTP_301"
              },
              "Type": "redirect"
            }
          ],
          "LoadBalancerArn": {
            "Ref": "ApplicationLoadBalancer"
        },
          
          "Port": 80,
          "Protocol": "HTTP"
        }
      },
      "ALBListenerSslCertificate": {
        "Type": "AWS::ElasticLoadBalancingV2::Listener",
        "Properties": {
          "Certificates": [
            {
              "CertificateArn": {"Ref":"AcmCertificate"}
            }
          ],
          "DefaultActions": [
            {
              "Type": "forward",
              "TargetGroupArn": {"Ref":"ALBTargetGroup"}
            }
          ],
          "LoadBalancerArn": {
            "Ref": "ApplicationLoadBalancer"
        },
          
          "Port": 443,
          "Protocol": "HTTPS"
        }
      },
      "ALBTargetGroup": {
        "Type": "AWS::ElasticLoadBalancingV2::TargetGroup",
        "Properties": {
          "HealthCheckIntervalSeconds": 10,
          "HealthCheckPath": "/",
          "HealthCheckTimeoutSeconds": 5,
          "HealthyThresholdCount": 2,
          "Name": "MyWebServers",
          "Port": 80,
          "Protocol": "HTTP",
          "Targets": [
            {
              
              "Id":{"Ref": "EC2Instance1"},
              "Port": 80
            },
            {
              
              "Id":{"Ref": "EC2Instance2"},
              "Port": 80
            }
          ],
          "TargetType": "instance",
          "UnhealthyThresholdCount": 5,
          "VpcId": {
              "Ref": "VPC"
          }
        }
      },
      "EC2Instance1": {
        "Type": "AWS::EC2::Instance",
        "Properties": {
            "ImageId" : {"Ref":"AmazonImageID"},
            "KeyName" : {"Ref":"KeyName"},
            "SecurityGroupIds": [{"Ref":"ALBSG"}],
            "InstanceType" : {"Ref":"InstanceType"},
            "SubnetId": { "Ref" : "PublicSubnet1" },
            "Tags" : [ 
                {
                    "Key" : "Name",
                    "Value" : {"Ref" : "VPC"}
                } 
            ]                              
        }
      },    
    "EC2Instance2": {
      "Type": "AWS::EC2::Instance",
      "Properties": {
          "ImageId" : {"Ref":"AmazonImageID"},
          "KeyName" : {"Ref":"KeyName"},
          "SecurityGroupIds": [{"Ref":"ALBSG"}],
          "InstanceType" : {"Ref":"InstanceType"},
          "SubnetId": { "Ref" : "PublicSubnet2" },
          "Tags" : [ 
              {
                  "Key" : "Name",
                  "Value" : {"Ref" : "VPC"}
              } 
          ]                              
      }
     }
    }  
}