azure-pipeline.yml

variables:
  serviceName: 'eventregistration-dev'
  tagName: 'dev'
  packageVersion: ''
  prereleaseVersion: ''

pool:
  name: ECS Build Agents

steps:
  # Change the service name and tag name when running on master
  - script: "echo '##vso[task.setvariable variable=serviceName]eventregistration-prod'"
    condition: and(succeeded(), eq(variables['Build.SourceBranchName'], 'master'), ne(variables['Build.Reason'], 'PullRequest'))
  - script: "echo '##vso[task.setvariable variable=tagName]prod'"
    condition: and(succeeded(), eq(variables['Build.SourceBranchName'], 'master'), ne(variables['Build.Reason'], 'PullRequest'))

  # Change the service name and tag name when running on eval
  - script: "echo '##vso[task.setvariable variable=serviceName]eventregistration-eval'"
    condition: and(succeeded(), eq(variables['Build.SourceBranchName'], 'eval'), ne(variables['Build.Reason'], 'PullRequest'))
  - script: "echo '##vso[task.setvariable variable=tagName]eval'"
    condition: and(succeeded(), eq(variables['Build.SourceBranchName'], 'eval'), ne(variables['Build.Reason'], 'PullRequest'))

  # Download common build scripts
  - task: DownloadBuildArtifacts@0
    displayName: 'Download common build scripts'
    inputs:
      buildType: 'specific'
      project: 'WS'
      pipeline: 'uwwebservices.buildscripts'
      buildVersionToDownload: 'LatestFromBranch'
      branchName: 'refs/heads/master'
      downloadType: 'specific'
      itemPattern: '**'
      downloadPath: '$(System.DefaultWorkingDirectory)/temp'
  
  # Get package.json version
  - task: PowerShell@2
    displayName: Get package.json version
    inputs:
      targetType: 'inline'
      script: |
        [string] $packageVersion = (Get-Content package.json) -join "`n" | ConvertFrom-Json | Select -ExpandProperty "version"
        Write-Host "Setting the package version variable to '$packageVersion'."
        Write-Host "##vso[task.setvariable variable=packageVersion]$packageVersion"

  # Set prereleaseVersion
  - task: PowerShell@2
    displayName: Set prereleaseVersion
    condition: and(succeeded(), ne(variables['Build.SourceBranchName'], 'master'), ne(variables['Build.Reason'], 'PullRequest'))
    inputs:
      targetType: 'inline'
      script: |
        [string] $dayOfYear = (Get-Date).DayOfYear
        [string] $year = (Get-Date -Format "yy")
        [string] $time = (Get-Date -Format "HHmm")
        [string] $partialMinute = [Math]::Round((Get-Date -Format "ss") / 60d * 10)
        [string] $versionNumber = "$(packageVersion)-$year$dayOfYear.$time$partialMinute"
        Write-Host "Setting package.json version property to '$versionNumber' and leaving dirty"
        $packageFile = (Get-Content package.json) -join "`n" | ConvertFrom-Json
        $packageFile.version = $versionNumber
        $packageFile | ConvertTo-Json | Set-Content package.json
        Write-Host "Setting the name of the build AND the version number variable to '$versionNumber'."
        Write-Host "##vso[task.setvariable variable=versionNumber]$versionNumber"
        Write-Host "##vso[build.updatebuildnumber]$versionNumber"

  # Download sp-key file from secure files
  - task: DownloadSecureFile@1
    displayName: 'Download sp-key file'
    inputs:
      secureFile: 'sp-key.pem'

    # Copy files from source folder to target folder using match patterns (The match patterns will only match file paths, not folder paths)
  - task: CopyFiles@2
    displayName: 'Copy sp-key file to UWER project directory'
    inputs:
      overWrite: true
      sourceFolder: '$(Agent.TempDirectory)'
      contents: 'sp-key.pem'
      targetFolder: '$(Build.SourcesDirectory)'

  # Remove dangling docker images
  - task: CmdLine@2
    displayName: 'Remove dangling docker images'
    inputs:
      script: 'docker image prune -f'

  # Build the docker image
  - task: Docker@0
    displayName: 'Build docker image'
    inputs:
      containerregistrytype: 'Container Registry'
      imageName: 'eventregistrationimage'
      qualifyImageName: false
      includeLatestTag: true

  # Push the new docker image up to AWS
  - task: ECRPushImage@1
    condition: |
      and(
          or(eq(variables['Build.SourceBranchName'], 'dev'), eq(variables['Build.SourceBranchName'], 'eval'), eq(variables['Build.SourceBranchName'], 'master')), 
          ne(variables['Build.Reason'], 'PullRequest')
      )
    displayName: 'Push docker image to AWS Container Registry'
    inputs:
      awsCredentials: 'AWS OTIK2'
      regionName: 'us-east-1'
      sourceImageName: 'eventregistrationimage'
      repositoryName: eventregistration
      pushTag: $(tagName)

  # Poke the instance so it'll grab the newly uploaded image
  - task: AWSCLI@1
    condition: |
      and(
          or(eq(variables['Build.SourceBranchName'], 'dev'), eq(variables['Build.SourceBranchName'], 'eval'), eq(variables['Build.SourceBranchName'], 'master')), 
          ne(variables['Build.Reason'], 'PullRequest')
      )
    displayName: 'Force a new deployment for the new docker image'
    inputs:
      awsCredentials: 'AWS OTIK2'
      regionName: 'us-east-1'
      awsCommand: ecs
      awsSubCommand: 'update-service'
      awsArguments: '--cluster ews-cluster --service $(serviceName) --force-new-deployment'
      failOnStandardError: true

  - task: AWSCLI@1
    condition: |
      and(
          or(eq(variables['Build.SourceBranchName'], 'dev'), eq(variables['Build.SourceBranchName'], 'eval'), eq(variables['Build.SourceBranchName'], 'master')), 
          ne(variables['Build.Reason'], 'PullRequest')
      )
    displayName: 'Wait for the service to become stable'
    inputs:
      awsCredentials: 'AWS OTIK2'
      regionName: 'us-east-1'
      awsCommand: ecs
      awsSubCommand: 'wait'
      awsArguments: 'services-stable --cluster ews-cluster --service $(serviceName)'
      failOnStandardError: true