specific-version.yml

name: Windows 2022 for kubectl

on:
  push:
    branches: [ kubectl1.26-win2022-backport ]
  workflow_dispatch:

jobs:

  get-version-number:
    runs-on: windows-latest
    outputs:
      VERSION: ${{ steps.step1.outputs.VERSION }}
      TAG_SUFFIX: ${{ steps.step1.outputs.TAG_SUFFIX }}
      GCLOUD_CLI_VERSION: ${{ steps.step1.outputs.GCLOUD_CLI_VERSION }}
      CONTINUE: ${{ steps.step1.outputs.Continue }}
      WIN2019_VERSION: ${{ steps.step1.outputs.WIN2019_VERSION }}
      WIN2022_VERSION: ${{ steps.step1.outputs.WIN2022_VERSION }}

    steps:    
    - uses: actions/checkout@v3
    - id: step1
      name: Compare latest version with container
      run: |
        $VERSION = "1.26.3"
        $GCLOUD_CLI_VERSION = "447.0.0"
        $TAG_SUFFIX = "windows"

        echo "GCLOUD_CLI_VERSION=$GCLOUD_CLI_VERSION" >> $env:GITHUB_OUTPUT
        echo "VERSION=$VERSION" >> $env:GITHUB_OUTPUT
        echo "TAG_SUFFIX=$TAG_SUFFIX" >> $env:GITHUB_OUTPUT

        $versionOutput = $VERSION

        [System.Version]$version = $null
        $versionParsed = [System.Version]::TryParse($versionOutput, [ref]$version)
        if(-not $versionParsed) {
            Write-Host "Unable to parse '$versionOutput' as a valid version. Won't continue"
            echo "CONTINUE=No" >> $env:GITHUB_OUTPUT
        }
        else {
            $versionToCompare = "$($version.Major).$($version.Minor).$($version.Build)-$TAG_SUFFIX"
            Write-Host "Checking to see if octopuslabs/k8s-workertools has $versionToCompare already"

            $workerToolsTags = Invoke-RestMethod "https://registry.hub.docker.com/v2/repositories/octopuslabs/k8s-workertools/tags?page_size=50"
            $matchingTag = $workerToolsTags.results | Where-Object { $_.name -eq $versionToCompare }

            echo "VERSION=$versionToCompare" >> $env:GITHUB_OUTPUT

            if ($null -ne $matchingTag)
            {
                Write-Host "Docker container already has latest version ($versionToCompare)"
                echo "CONTINUE=No" >> $env:GITHUB_OUTPUT
            }
            else
            {
                Write-Host "We need to build a container with $versionToCompare"
                
                Write-Host "Getting OS versions for windows 2022 and 2019"
                $win2019_manifest = (docker manifest inspect --verbose "octopuslabs/workertools:latest-windows.2019" | ConvertFrom-Json)
                $WIN2019_VERSION = $win2019_manifest.Descriptor.Platform.'os.version'
                Write-Host "WIN2019_VERSION: $WIN2019_VERSION"

                $win2022_manifest = (docker manifest inspect --verbose "octopuslabs/workertools:latest-windows.2022" | ConvertFrom-Json)
                $WIN2022_VERSION = $win2022_manifest.Descriptor.Platform.'os.version'
                Write-Host "WIN2022_VERSION: $WIN2022_VERSION"

                if([string]::IsNullOrWhiteSpace($WIN2019_VERSION) -or [string]::IsNullOrWhiteSpace($WIN2022_VERSION)) {
                  throw "Could not establish OS versions for windows 2022 and 2019 needed for docker manifest"
                }

                echo "WIN2019_VERSION=$WIN2019_VERSION" >> $env:GITHUB_OUTPUT
                echo "WIN2022_VERSION=$WIN2022_VERSION" >> $env:GITHUB_OUTPUT

                Write-Host "We have everything we need, continuing."
                echo "CONTINUE=Yes" >> $env:GITHUB_OUTPUT
            }
        }
      shell: powershell
      
  build-win-2019:
    needs: [get-version-number]
    runs-on: windows-2019

    steps:
    - uses: actions/checkout@v3
        
    - name: DockerHub Login
      env:
        USERNAME: ${{ secrets.DOCKER_HUB_USER }}
        PASSWORD: ${{ secrets.DOCKER_HUB_PAT }}
      run: docker login --username ${env:USERNAME} --password "${env:PASSWORD}"
      if: ${{ needs.get-version-number.outputs.CONTINUE == 'Yes' }}
    
    - name: Build the win2019 image
      env:
        VERSION_NUMBER: ${{ needs.get-version-number.outputs.VERSION }}     
        GCLOUD_CLI_VERSION: ${{ needs.get-version-number.outputs.GCLOUD_CLI_VERSION }}
      run: docker build ./windows-2019 --build-arg GCLOUD_CLI_VERSION=${env:GCLOUD_CLI_VERSION} --tag octopuslabs/k8s-workertools:${env:VERSION_NUMBER}-windows.2019
      if: ${{ needs.get-version-number.outputs.CONTINUE == 'Yes' }}
      
    - name: Push the win2019 version-specific image
      env:
        VERSION_NUMBER: ${{ needs.get-version-number.outputs.VERSION }}     
      run: docker push octopuslabs/k8s-workertools:${env:VERSION_NUMBER}-windows.2019
      if: ${{ needs.get-version-number.outputs.CONTINUE == 'Yes' }}

  build-win-2022:
    needs: [get-version-number]
    runs-on: windows-2022

    steps:
    - uses: actions/checkout@v3
        
    - name: DockerHub Login
      env:
        USERNAME: ${{ secrets.DOCKER_HUB_USER }}
        PASSWORD: ${{ secrets.DOCKER_HUB_PAT }}
      run: docker login --username ${env:USERNAME} --password "${env:PASSWORD}"
      if: ${{ needs.get-version-number.outputs.CONTINUE == 'Yes' }}
    
    - name: Build the win2022 image
      env:
        VERSION_NUMBER: ${{ needs.get-version-number.outputs.VERSION }}     
        GCLOUD_CLI_VERSION: ${{ needs.get-version-number.outputs.GCLOUD_CLI_VERSION }}
      run: docker build ./windows-2022 --build-arg GCLOUD_CLI_VERSION=${env:GCLOUD_CLI_VERSION} --tag octopuslabs/k8s-workertools:${env:VERSION_NUMBER}-windows.2022
      if: ${{ needs.get-version-number.outputs.CONTINUE == 'Yes' }}
      
    - name: Push the win2022 version-specific image
      env:
        VERSION_NUMBER: ${{ needs.get-version-number.outputs.VERSION }}     
      run: docker push octopuslabs/k8s-workertools:${env:VERSION_NUMBER}-windows.2022
      if: ${{ needs.get-version-number.outputs.CONTINUE == 'Yes' }}
      
  build-docker-manifest:
    needs: [get-version-number, build-win-2019, build-win-2022]
    runs-on: ubuntu-latest
    
    steps:
    - name: DockerHub Login
      env:
        USERNAME: ${{ secrets.DOCKER_HUB_USER }}
        PASSWORD: ${{ secrets.DOCKER_HUB_PAT }}
      run: docker login --username $USERNAME --password "$PASSWORD"
      if: ${{ needs.get-version-number.outputs.CONTINUE == 'Yes' }}
      
    - name: Create docker manifest for version-specific tag
      env:
        VERSION_NUMBER: ${{ needs.get-version-number.outputs.VERSION }}
        TAG_SUFFIX: ${{ needs.get-version-number.outputs.TAG_SUFFIX }}
      run: docker manifest create octopuslabs/k8s-workertools:$VERSION_NUMBER-$TAG_SUFFIX octopuslabs/k8s-workertools:$VERSION_NUMBER-windows.2019 octopuslabs/k8s-workertools:$VERSION_NUMBER-windows.2022
      if: ${{ needs.get-version-number.outputs.CONTINUE == 'Yes' }}

    - name: Annotate docker manifest for version-specific tag
      env:
        VERSION_NUMBER: ${{ needs.get-version-number.outputs.VERSION }}  
        WIN2019_VERSION: ${{ needs.get-version-number.outputs.WIN2019_VERSION }}
        WIN2022_VERSION: ${{ needs.get-version-number.outputs.WIN2022_VERSION }}
        TAG_SUFFIX: ${{ needs.get-version-number.outputs.TAG_SUFFIX }}
      run: |
        docker manifest annotate --os "windows" --os-version "$WIN2019_VERSION" --arch "amd64" "octopuslabs/k8s-workertools:$VERSION_NUMBER-$TAG_SUFFIX" "octopuslabs/k8s-workertools:$VERSION_NUMBER-windows.2019" && \
        docker manifest annotate --os "windows" --os-version "$WIN2022_VERSION" --arch "amd64" "octopuslabs/k8s-workertools:$VERSION_NUMBER-$TAG_SUFFIX" "octopuslabs/k8s-workertools:$VERSION_NUMBER-windows.2022"
      if: ${{ needs.get-version-number.outputs.CONTINUE == 'Yes' }}
      
    - name: Push docker manifest for version-specific tag
      env:
        VERSION_NUMBER: ${{ needs.get-version-number.outputs.VERSION }}     
        TAG_SUFFIX: ${{ needs.get-version-number.outputs.TAG_SUFFIX }}
      run: docker manifest push octopuslabs/k8s-workertools:$VERSION_NUMBER-$TAG_SUFFIX
      if: ${{ needs.get-version-number.outputs.CONTINUE == 'Yes' }}