AWSTemplateFormatVersion: 2010-09-09
Description: >
  This AWS CloudFormation template to create Service Resources like Rocket Chat, Jitsi and JVB in the VPC to work with Fargate in Create Service Wizard (evaluation version) (qs-1shsu3b63)
Metadata:
  cfn-lint:
    config:
      ignore_checks:
        - W9006 # temporary to get rid of warnings
        - W9002 # temporary to get rid of warnings
        - W9003 # temporary to get rid of warnings
        - W9901 # Not passing all the default parameters to reduce verbosity
  AWS::CloudFormation::Interface:
    ParameterGroups:
    - Label:
        default: Network configuration
      Parameters:
      - NumberOfAvalZones
      - PrivateSubnet1A
      - PrivateSubnet2A
      - PrivateSubnet3A
      - ECSCluster
      - ContainerSecurityGroup
      - JVBDiscoveryService
      - JVBEVALTLSTG
      - JVBEVALUDPTG
      - RCHATEVALTLSTG
      - RCHATEVALNLBURL
      - JVBEVALNLBURL
      - CloudmeetDomain
      - CloudcallDomain
    - Label:
        default: Container Task Definition
      Parameters:
      - ECSTDJVB
      - ECSTDJITSI
      - ECSTDRCHAT
    ParameterLabels:
      PrivateSubnet1A:
        default: Private subnet 1A
      PrivateSubnet2A:
        default: Private subnet 2A
      PrivateSubnet3A:
        default: Private subnet 3A
      NumberOfAvalZones:
        default: Number Of Availability Zones
      ECSCluster:
        default: ECSCluster Name
      ContainerSecurityGroup:
        default: Container Security Group ID
      JVBDiscoveryService:
        default: JVB Discovery Service Name
      JVBEVALTLSTG:
        default: JVB TLS Target Group
      JVBEVALUDPTG:
        default: JVB UDP Target Group
      RCHATEVALTLSTG:
        default: RCHAT TLS Target Group
      CloudmeetDomain:
        default: Cloudmeet Domain Name
      CloudcallDomain:  
        default: Cloudcall Domain Name
      RCHATEVALNLBURL:
        default: The URL of the Rocket Chat Network Load Balancer
      JVBEVALNLBURL:
        default: The URL of the Cloudmeet Call Network Load Balancer
      ECSTDJVB:
        default: JVB Task Definition
      ECSTDJITSI:
        default: JITSI Task Definition
      ECSTDRCHAT:
        default: RCHAT Task Definition
Parameters:
  ECSCluster:
    Description: ECS Cluster Name
    Type: String
    Default: ''  
  PrivateSubnet1A:
    Description: VPC Private Subnet 1A
    Type: String
    Default: ''      
  PrivateSubnet2A:
    Description: VPC Private Subnet 2A
    Type: String
    Default: ''     
  PrivateSubnet3A:
    Description: VPC Private Subnet 3A
    Type: String
    Default: ''     
  NumberOfAvalZones:
    Description: Number Of Availability Zones
    Type: String
    Default: ''
  ContainerSecurityGroup:
    Description: Container Security Group Name
    Type: String
    Default: ''      
  JVBDiscoveryService:
    Description: JVB DiscoveryService Arn
    Type: String
    Default: ''
  JVBEVALTLSTG:
    Description: JVB TLS Target Group ID
    Type: String
    Default: ''
  JVBEVALUDPTG:
    Description: JVB UDP Target Group ID
    Type: String
    Default: ''
  RCHATEVALTLSTG:
    Description: Rchat TLS Target Group ID
    Type: String
    Default: ''  
  RCHATEVALNLBURL:
    Description: Cloudmeet NLB DNS
    Type: String
    Default: ''
  JVBEVALNLBURL:
    Description: Cloudmeet Call NLB DNS
    Type: String
    Default: ''
  CloudmeetDomain:
    Description: The Cloudmeet Domain Name
    Type: String
    Default: ''
  CloudcallDomain:
    Description: The Cloudmeet Domain Name
    Type: String
    Default: ''
  ECSTDJVB:
    Description: JVB Task Definition
    Type: String
    Default: ''  
  ECSTDJITSI:
    Description: JITSI Task Definition
    Type: String
    Default: ''  
  ECSTDRCHAT:
    Description: RCHAT Task Definition
    Type: String
    Default: ''  
Conditions:
  3AZCondition: !Equals [!Ref 'NumberOfAvalZones', '3']
Resources:
  JVBScalableTarget:
    Type: AWS::ApplicationAutoScaling::ScalableTarget
    Properties:
      MaxCapacity: 5
      MinCapacity: 1  
      RoleARN: 
        Fn::Sub: 'arn:${AWS::Partition}:iam::${AWS::AccountId}:role/aws-service-role/ecs.application-autoscaling.amazonaws.com/AWSServiceRoleForApplicationAutoScaling_ECSService'
      ServiceNamespace: ecs
      ScalableDimension: 'ecs:service:DesiredCount'
      ResourceId: !Join 
        - /
        - - service
          - !Ref ECSCluster
          - !GetAtt JVB2Service.Name
  
  JVBServiceScalingPolicyCPU:
    Type: AWS::ApplicationAutoScaling::ScalingPolicy
    Properties:
      PolicyName: !Sub ${AWS::StackName}-target-tracking-cpu50
      PolicyType: TargetTrackingScaling
      ScalingTargetId: !Ref JVBScalableTarget
      TargetTrackingScalingPolicyConfiguration:
        TargetValue: 50.0
        ScaleInCooldown: 60
        ScaleOutCooldown: 10
        PredefinedMetricSpecification:
          PredefinedMetricType: ECSServiceAverageCPUUtilization

  JVBService: 
    Type: AWS::ECS::Service
    Properties: 
      Cluster: 
        Ref: "ECSCluster"
      LaunchType: FARGATE
      DesiredCount: 1
      DeploymentConfiguration:
        MaximumPercent: 200
        MinimumHealthyPercent: 100
      HealthCheckGracePeriodSeconds: 600
      NetworkConfiguration:
        AwsvpcConfiguration:
          Subnets: 
            - !Ref PrivateSubnet1A
            - !Ref PrivateSubnet2A
            - !If [3AZCondition, !Ref 'PrivateSubnet3A', !Ref 'AWS::NoValue']
          SecurityGroups:
            - !Ref ContainerSecurityGroup    
      LoadBalancers:
        - ContainerName: jitsi-web
          ContainerPort: 443
          TargetGroupArn: !Ref JVBEVALTLSTG
        - ContainerName: jitsi-jvb
          ContainerPort: 10000
          TargetGroupArn: !Ref JVBEVALUDPTG          
      TaskDefinition: 
        Ref: "ECSTDJITSI"
      ServiceRegistries:
        - RegistryArn: !Ref JVBDiscoveryService
      PlatformVersion: "1.4.0"

  JVB2Service: 
    Type: AWS::ECS::Service
    Properties: 
      Cluster: 
        Ref: "ECSCluster"
      LaunchType: FARGATE
      DesiredCount: 1
      DeploymentConfiguration:
        MaximumPercent: 200
        MinimumHealthyPercent: 100
      NetworkConfiguration:
        AwsvpcConfiguration:
          Subnets: 
            - !Ref PrivateSubnet1A
            - !Ref PrivateSubnet2A
            - !If [3AZCondition, !Ref 'PrivateSubnet3A', !Ref 'AWS::NoValue']
          SecurityGroups:
            - !Ref ContainerSecurityGroup
      TaskDefinition: 
        Ref: "ECSTDJVB"        
      PlatformVersion: "1.4.0"

  RCHATService: 
    Type: AWS::ECS::Service
    Properties: 
      Cluster: 
        Ref: "ECSCluster"
      LaunchType: FARGATE
      DesiredCount: 1
      DeploymentConfiguration:
        MaximumPercent: 200
        MinimumHealthyPercent: 100
      HealthCheckGracePeriodSeconds: 600
      NetworkConfiguration:
        AwsvpcConfiguration:
          Subnets: 
            - !Ref PrivateSubnet1A
            - !Ref PrivateSubnet2A
            - !If [3AZCondition, !Ref 'PrivateSubnet3A', !Ref 'AWS::NoValue']
          SecurityGroups:
            - !Ref ContainerSecurityGroup
      LoadBalancers:
        - ContainerName: cm-web
          ContainerPort: 443
          TargetGroupArn: !Ref RCHATEVALTLSTG
      TaskDefinition: 
        Ref: "ECSTDRCHAT"
      PlatformVersion: "1.4.0"    
     
Outputs:
  UsedByECSCreateCluster:
    Description: Flag used by Elastic Container Service Create Cluster Wizard
    Value: 'true'
  TemplateVersion:
    Description: The version of the template used by Create Cluster Wizard
    Value: 1.1.0
  MeetLoadBalancersDns:
    Description: The DNS of Rocket Chat Network Load Balancer 
    Value: !Ref 'RCHATEVALNLBURL'
    Export:
      Name: !Join [ ':', [ !Ref 'AWS::StackName', 'MeetLoadBalancersDns' ] ]  
  CallLoadBalancersDns:
    Description: The DNS of the JVB Call Network Load Balancer 
    Value: !Ref 'JVBEVALNLBURL'
    Export:
      Name: !Join [ ':', [ !Ref 'AWS::StackName', 'CallLoadBalancersDns' ] ]
  CloudmeetDomain:
    Description: The Cloudmeet Domain Name 
    Value: !Ref 'CloudmeetDomain'
    Export:
      Name: !Join [ ':', [ !Ref 'AWS::StackName', 'CloudmeetDomain' ] ]
  CloudcallDomain:
    Description: The Cloudcall Domain Name 
    Value: !Ref 'CloudcallDomain'
    Export:
      Name: !Join [ ':', [ !Ref 'AWS::StackName', 'CloudcallDomain' ] ]