purge-test-resources.yaml

name: Purge test resources
on:
  schedule:
    - cron: "30 0,12 * * *"
  pull_request:
    types: [opened, synchronize, reopened]
    branches:
      - v*.*
      - edge
env:
  AZURE_RG_DELETE_LIST_FILE: "az_rg_list.txt"
  VALID_RESOURCE_WINDOW: 6*60*60
  GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
jobs:
  purge_azure_resources:
    name: Azure resources clean-ups
    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
          az group list --query "[?starts_with(name, 'samplestest-')].{Name:name, creationTime:tags.creationTime}" -o json > resource_groups.json

          current_time=$(date +%s)
          hours_ago=$((current_time - ${{ env.VALID_RESOURCE_WINDOW }}))
          echo "Hours ago: $hours_ago"

          jq -r '.[] | select(.creationTime == null or .creationTime < '$hours_ago') | .Name' resource_groups.json > ${{ env.AZURE_RG_DELETE_LIST_FILE}}
          jq -r '.[] | {name: .Name, creationTime: .creationTime // "None"}' resource_groups.json > $GITHUB_STEP_SUMMARY

      - name: Delete Azure Resource Groups
        run: |
          echo "## Deleting resource group list" >> $GITHUB_STEP_SUMMARY
          cat ${{ env.AZURE_RG_DELETE_LIST_FILE}} | while read -r line
          do
              echo " * $line" >> $GITHUB_STEP_SUMMARY
              az group delete --resource-group $line --yes --verbose
          done

      - name: Create GitHub issue on failure
        if: failure() && github.event_name == 'schedule'
        run: |
          gh issue create --title "Samples purge 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 }}