purge-azure-test-resources.yaml

name: Purge Azure test resources
on:
  schedule:
    - cron: "30 0,12 * * *"
env:
  AZURE_RG_DELETE_LIST_FILE: "az_rg_list.txt"
  VALID_RESOURCE_WINDOW: 6*60*60
jobs:
  purge_azure_resources:
    name: Azure test resource cleanup
    runs-on: [ubuntu-latest]
    steps:
      - name: Login to Azure
        run: |
          az login --service-principal \
            --username ${{ secrets.AZURE_SP_TESTS_APPID }} \
            --password ${{ secrets.AZURE_SP_TESTS_PASSWORD }} \
            --tenant ${{ secrets.AZURE_SP_TESTS_TENANTID }}
            
          az account set --subscription ${{ secrets.AZURE_SUBSCRIPTIONID_TESTS }}
      - name: List Test Resource Groups
        run: |
          echo "## Test resource group list" >> $GITHUB_STEP_SUMMARY

          # Create the file to store the resource group list
          touch ${{ env.AZURE_RG_DELETE_LIST_FILE}}

          resource_groups=$(az group list --query "[].{Name:name, creationTime:tags.creationTime}" -o tsv)

          current_time=$(date +%s)
          hours_ago=$((current_time - ${{ env.VALID_RESOURCE_WINDOW }}))
          while IFS=$'\t' read -r name creation_time; do
            if [[ ! "$name" =~ ^"samplestest-" ]]; then
              continue
            fi

            if [ "$creation_time" = "None" ]; then
              echo " * :wastebasket: $name - old resource"  >> $GITHUB_STEP_SUMMARY
              echo $name >> ${{ env.AZURE_RG_DELETE_LIST_FILE}}
              continue
            fi

            # Check if the resource group was created more than 6 hours ago
            if [ "$creation_time" -lt "$hours_ago" ]; then
              echo " * :wastebasket: $name - creationTime: $creation_time"  >> $GITHUB_STEP_SUMMARY
              echo $name >> ${{ env.AZURE_RG_DELETE_LIST_FILE}}
            else
              echo " * :white_check_mark: $name - creationTime: $creation_time"  >> $GITHUB_STEP_SUMMARY
            fi
          done <<< "$resource_groups"
      - name: Delete Azure Resource Groups
        run: |
          echo "## Deleting resource group list" >> $GITHUB_STEP_SUMMARY
          cat ${{ env.AZURE_RG_DELETE_LIST_FILE}} | while read line
          do
              echo " * $line" >> $GITHUB_STEP_SUMMARY
              az group delete --resource-group $line --yes --verbose
          done
      - name: Create GitHub issue on failure
        if: ${{ failure() }}
        run: |
          gh issue create --title "Samples purge Azure test resources failed" \
            --body "Test failed on ${{ github.repository }}. See [workflow logs](${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }}) for more details." \
            --repo ${{ github.repository }}