# Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
# SPDX-License-Identifier: MIT-0

AWSTemplateFormatVersion: '2010-09-09'
Description: This template creates a DashBoard for the ecsfargate applicatio 
Metadata:
  version: 1.0.0
Parameters:
  pApp:
    Description: Name of the Application to which the resource belongs
    Type: String
  pClusterName:
    Description: Name of the Cluster.
    Type: String
  pLoadBalancerFullName:
    Description: The full name of the Load Balancer.
    Type: String
  pServiceName:
    Description: Name of the Service.
    Type: String

Resources:
  #Create an AWS Cloudwatch Dashboard to monitor resources for our application
  #See AWS Resource Naming Standards - https://exampleent.atlassian.net/wiki/spaces/CLOUDDOC/pages/149718262/ELZ+AWS+Resource+Naming+Standards#ELZAWSResourceNamingStandards-CloudWatch
  #See https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-cloudwatch-dashboard.html
  rBasicDashboard:
    Type: AWS::CloudWatch::Dashboard
    Properties:
      DashboardName: !Sub '${pApp}-dashboard'
      DashboardBody: !Sub
        - |-
          {
            "widgets":[
                {
                  "type":"metric",
                  "x":12,
                  "y":0,
                  "width":6,
                  "height":6,
                  "properties":{
                      "view":"timeSeries",
                      "stacked":false,
                      "metrics":[
                        [
                            "AWS/ApplicationELB",
                            "HTTPCode_ELB_5XX_Count",
                            "LoadBalancer",
                            "${LoadBalancer}"
                        ]
                      ],
                      "region":"${AWS::Region}",
                      "title":"${pApp}Loadbalancer 5XX count"
                  }
                },
                {
                  "type":"metric",
                  "x":0,
                  "y":6,
                  "width":6,
                  "height":6,
                  "properties":{
                      "view":"timeSeries",
                      "stacked":false,
                      "metrics":[
                        [
                            "AWS/ApplicationELB",
                            "HTTPCode_ELB_4XX_Count",
                            "LoadBalancer",
                            "${LoadBalancer}"
                        ]
                      ],
                      "region":"${AWS::Region}",
                      "title":"${pApp}LoadBalancer 4xx"
                  }
                },
                {
                  "type":"metric",
                  "x":6,
                  "y":6,
                  "width":6,
                  "height":6,
                  "properties":{
                      "view":"timeSeries",
                      "stacked":false,
                      "metrics":[
                        [
                            "AWS/ApplicationELB",
                            "RequestCount",
                            "LoadBalancer",
                            "${LoadBalancer}"
                        ],
                        [
                            ".",
                            "TargetResponseTime",
                            ".",
                            "."
                        ]
                      ],
                      "region":"${AWS::Region}",
                      "title":"${pApp}Loadbalancer Request and Response"
                  }
                },
                {
                    "type": "metric",
                    "x": 12,
                    "y": 6,
                    "width": 6,
                    "height": 6,
                    "properties": {
                        "view": "timeSeries",
                        "stacked": false,
                        "metrics": [
                            [ "AWS/ECS", "MemoryUtilization", "ServiceName", "${ServiceName}", "ClusterName", "${ECSClusterName}" ],
                            [ ".", "CPUUtilization", ".", ".", ".", "." ]
                        ],
                        "region": "us-east-1",
                        "title": "${pApp} ECS Cluster Memory/CPU Utilization"
                    }
                }
            ]
          }
        -
          ServiceName: !Ref pServiceName
          ECSClusterName: !Ref pClusterName
          LoadBalancer: !Ref pLoadBalancerFullName