github-action-ecs-task-definition-from-scratch

github-action-ecs-task-definition-from-scratch

name: generate-task-definition-json
author: Raphael Moraes
decription: Action to generate a custom task definition json file

inputs:
  environment:
    description: 'Environment Name'
    required: true
    default: dev
  ecr_name:
    description: 'AWS Private Registry Name'
    required: true
  ecr_repository_name:
    description: 'Image Name'
    required: true
  image_tag:
    description: 'Tag Name'
    required: true
  container_name:
    description: 'Container Name'
    required: true
  container_cpu:
    description: 'Container CPU'
    required: true
  container_memory:
    description: 'Container Memory'
    required: true
  container_port:
    description: 'Container Port'
    required: true
  host_port:
    description: 'Host Port'
    required: true
  execution_role_arn:
    description: 'Execution Role Arn'
    required: true
  app_datasource_password:
    description: 'App DS Password'
    required: true
  app_datasource_url:
    description: 'App DS URL'
    required: true
  app_datasource_username:
    description: 'App DS Username'
    required: true

runs:
  using: "composite"
  steps:
    -
      run: |
        cat <<EOF >> task-definition.json
        {
          "ipcMode": null,
          "executionRoleArn": ${{ inputs.execution_role_arn }},
          "containerDefinitions": [
            {
              "dnsSearchDomains": null,
              "environmentFiles": null,
              "logConfiguration": {
                  "logDriver": "awslogs",
                  "secretOptions": null,
                  "options": {
                      "awslogs-group": "/ecs/${{ inputs.container_name }}",
                      "awslogs-region": "${{ inputs.aws_region }}",
                      "awslogs-stream-prefix": "ecs"
                  }
              },
              "entryPoint": null,
              "portMappings": [
                  {
                    "hostPort": ${{ inputs.host_port }},
                    "protocol": "tcp",
                    "containerPort": ${{ inputs.container_port }}
                  }
              ],
              "command": null,
              "linuxParameters": null,
              "cpu": "${{ inputs.container_cpu }}",
              "environment": [
                  {
                    name: "ENVIRONMENT",
                    value: "${{ inputs.environment }}"
                  },
                  {
                    name: "PORT",
                    value: "${{ inputs.container_port }}"
                  },
                  {
                    name: "APP_DATASOURCE_PASSWORD",
                    value: "${{ inputs.app_datasource_password }}"
                  },
                  {
                    name: "APP_DATASOURCE_URL",
                    value: "${{ inputs.app_datasource_url }}"
                  },
                  {
                    name: "APP_DATASOURCE_USERNAME",
                    value: "${{ inputs.app_datasource_username }}"
                  }
              ],
              "resourceRequirements": null,
              "ulimits": null,
              "dnsServers": null,
              "mountPoints": [],
              "workingDirectory": null,
              "secrets": null,
              "dockerSecurityOptions": null,
              "memory": "${{ inputs.container_memory }}",
              "memoryReservation": null,
              "volumesFrom": [],
              "stopTimeout": null,
              "image": "${{ inputs.ecr_name }}/${{ inputs.ecr_repository_name }}:${{ inputs.image_tag }}",
              "startTimeout": null,
              "firelensConfiguration": null,
              "dependsOn": null,
              "disableNetworking": null,
              "interactive": null,
              "healthCheck": null,
              "essential": true,
              "links": null,
              "hostname": null,
              "extraHosts": null,
              "pseudoTerminal": null,
              "user": null,
              "readonlyRootFilesystem": null,
              "dockerLabels": null,
              "systemControls": null,
              "privileged": null,
              "name": "${{ inputs.container_name }}"
            }
          ],
          "placementConstraints": [],
          "memory": "${{ inputs.container_memory }}",
          "taskRoleArn": null,
          "taskDefinitionArn": "",
          "family": "${{ inputs.container_name }}",
          "pidMode": null,
          "requiresCompatibilities": ["FARGATE"],
          "networkMode": "awsvpc",
          "cpu": "${{ inputs.container_cpu }}",
          "revision": null,
          "inferenceAccelerators": null,
          "proxyConfiguration": null,
          "volumes": []
        }
        EOF
      shell: bash