ecs-elb-appserver.yaml

# Note, This template deploys an Application Load Balancer that exposes our PHP APP services.
# Service : PHP-fpm Service listen to port 9001/9002/9003
#
---
AWSTemplateFormatVersion: "2010-09-09"
Description: >
    This template deploys an Application Load Balancer that exposes our PHP APP services.

Parameters: 

  PMServerEnv:
    Description: "Server Environment name."
    ConstraintDescription: "Choose an Environment from the drop down"
    Type: "String"
    AllowedValues: 
      - "dev"
      - "staging"
      - "prod"

  PMAPPELBSG:
    Description: "Select the Security Group to use for the ELB"
    Type: "AWS::EC2::SecurityGroup::Id"

  PMPrivateSubnets:
    Description: "Subnets to launch instances into"
    Type: "List<AWS::EC2::Subnet::Id>"

  PMS3Logging:
    Description: "S3 Logging Bucket Name"
    Type: "String"

####### Resources Setup #######
Resources:

  APPLoadBalancer:
    Type: "AWS::ElasticLoadBalancing::LoadBalancer"
    Properties:
      ConnectionDrainingPolicy:
        Enabled: "true"
        Timeout: "30"
      CrossZone: "true"
      AccessLoggingPolicy:
        EmitInterval: '5'
        Enabled: 'True'
        S3BucketName: !Ref "PMS3Logging"
        S3BucketPrefix: "ALBLogs"
      HealthCheck:
        HealthyThreshold: '4'
        Interval: '30'
        Target: "TCP:9001"
        Timeout: '5'
        UnhealthyThreshold: '6'
      LoadBalancerName: !Sub "${PMServerEnv}-ALB"
      Listeners:
      - InstancePort: '9001'
        InstanceProtocol: "TCP"
        LoadBalancerPort: '9001'
        Protocol: "TCP"
      - InstancePort: '9002'
        InstanceProtocol: "TCP"
        LoadBalancerPort: '9002'
        Protocol: "TCP"
      - InstancePort: '9003'
        InstanceProtocol: "TCP"
        LoadBalancerPort: '9003'
        Protocol: "TCP"
      Scheme: "internal"
      SecurityGroups:
      - Ref: "PMAPPELBSG"
      Subnets: !Ref "PMPrivateSubnets"

Outputs:
  APPLoadBalancer:
    Description: "A reference to the Application Load Balancer"
    Value: !Ref "APPLoadBalancer"

  APPLoadBalancerUrl:
    Description: "The URL of the ALB"
    Value: !GetAtt "APPLoadBalancer.DNSName"