AWSTemplateFormatVersion: "2010-09-09"
Description: This template will launch the Pipeline for .Net Modernization Workshop.

Parameters:
  VPCstack:
    Type: String
    Description: VPC stack to import values from
    Default: ModernizationVPC
  ECRRepository:
    Type: String
    Description: Unicorn store ECR repo name
    Default: modernization-devsecops-workshop
  CodeRepository:
    Type: String
    Description: Unicorn store ECR repo name
    Default: unicorn-store
  ServiceStack:
   Type: String
   Description: Unicorn services stack for imports
   Default: UnicornStoreServices

Resources:
  CodeBuildServiceRole:
    Type: AWS::IAM::Role
    Properties:
      Path: /
      AssumeRolePolicyDocument:
        Version: 2012-10-17
        Statement:
          - Effect: Allow
            Principal:
              Service: codebuild.amazonaws.com
            Action: sts:AssumeRole
      Policies:
        - PolicyName: root
          PolicyDocument:
            Version: 2012-10-17
            Statement:
              - Resource: "*"
                Effect: Allow
                Action:
                  - logs:CreateLogGroup
                  - logs:CreateLogStream
                  - logs:PutLogEvents
                  - ecr:GetAuthorizationToken
              - Resource: !Sub arn:aws:s3:::${ArtifactBucket}/*
                Effect: Allow
                Action:
                  - s3:GetObject
                  - s3:PutObject
                  - s3:GetObjectVersion
              - Resource: !Sub arn:aws:ecr:${AWS::Region}:${AWS::AccountId}:repository/${ECRRepository}
                Effect: Allow
                Action:
                  - ecr:GetDownloadUrlForLayer
                  - ecr:BatchGetImage
                  - ecr:BatchCheckLayerAvailability
                  - ecr:PutImage
                  - ecr:InitiateLayerUpload
                  - ecr:UploadLayerPart
                  - ecr:CompleteLayerUpload
              - Resource: "*"
                Effect: Allow
                Action:
                  - codecommit:GitPull
      RoleName: "Unicorn-Codebuild-Service-Role"

  CodePipelineServiceRole:
    Type: AWS::IAM::Role
    Properties:
      Path: /
      AssumeRolePolicyDocument:
        Version: 2012-10-17
        Statement:
          - Effect: Allow
            Principal:
              Service: codepipeline.amazonaws.com
            Action: sts:AssumeRole
      Policies:
        - PolicyName: root
          PolicyDocument:
            Version: 2012-10-17
            Statement:
              - Resource:
                  - !Sub arn:aws:s3:::${ArtifactBucket}/*
                Effect: Allow
                Action:
                  - s3:PutObject
                  - s3:GetObject
                  - s3:GetObjectVersion
                  - s3:GetBucketVersioning
              - Resource: "*"
                Effect: Allow
                Action:
                  - ecs:DescribeServices
                  - ecs:DescribeTaskDefinition
                  - ecs:DescribeTasks
                  - ecs:ListTasks
                  - ecs:RegisterTaskDefinition
                  - ecs:UpdateService
                  - codebuild:StartBuild
                  - codebuild:BatchGetBuilds
                  - iam:PassRole
              - Resource: "*"
                Effect: Allow
                Action:
                  - codecommit:CancelUploadArchive
                  - codecommit:GetBranch
                  - codecommit:GetCommit
                  - codecommit:GetUploadArchiveStatus
                  - codecommit:UploadArchive

  ArtifactBucket:
    Type: AWS::S3::Bucket
    DeletionPolicy: Delete

  CodeBuildProject:
    Type: AWS::CodeBuild::Project
    Properties:
      Artifacts:
        Type: CODEPIPELINE
      Source:
        Type: CODEPIPELINE
      Environment:
        ComputeType: BUILD_GENERAL1_SMALL
        Image: aws/codebuild/standard:2.0
        Type: LINUX_CONTAINER
        EnvironmentVariables:
          - Name: AWS_DEFAULT_REGION
            Value: !Ref AWS::Region
          - Name: REPOSITORY_URI
            Value: !Sub ${AWS::AccountId}.dkr.ecr.${AWS::Region}.amazonaws.com/${ECRRepository}
          - Name: APP_SOURCE_REPO_URL
            Value: !ImportValue UnicornStoreServices:CodeRepoURL
        PrivilegedMode: true
      Name: UnicornStoreProject
      ServiceRole: !Ref CodeBuildServiceRole

  Pipeline:
    Type: AWS::CodePipeline::Pipeline
    Properties:
      RoleArn: !GetAtt CodePipelineServiceRole.Arn
      ArtifactStore:
        Type: S3
        Location: !Ref ArtifactBucket
      Stages:
        - Name: Source
          Actions:
            - Name: UnicornApp
              ActionTypeId:
                Category: Source
                Owner: AWS
                Version: 1
                Provider: CodeCommit
              Configuration:
                RepositoryName: !Ref CodeRepository
                BranchName: master
              OutputArtifacts:
                - Name: App
              RunOrder: 1
        - Name: Build
          Actions:
            - Name: Build
              ActionTypeId:
                Category: Build
                Owner: AWS
                Version: 1
                Provider: CodeBuild
              Configuration:
                ProjectName: !Ref CodeBuildProject
              InputArtifacts:
                - Name: App
              OutputArtifacts:
                - Name: BuildOutput
              RunOrder: 1
        - Name: Deploy
          Actions:
            - Name: Deploy
              ActionTypeId:
                Category: Deploy
                Owner: AWS
                Version: 1
                Provider: ECS
              Configuration:
                ClusterName: UnicornStoreCluster
                ServiceName: Unicorn-FargateService
                FileName: imagedefinitions.json
              InputArtifacts:
                - Name: BuildOutput
              RunOrder: 1


Outputs:
  PipelineUrl:
    Value: !Sub https://console.aws.amazon.com/codepipeline/home?region=${AWS::Region}#/view/${Pipeline}