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Create test_uv_revert.yml
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‎.github/workflows/test_uv_revert.yml‎

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# .github/workflows/test_uv_revert.yml
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name: 🚨 UV Self-Downgrade & omnipkg Revert Test
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on:
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workflow_dispatch: # Allows manual trigger from GitHub UI
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push:
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branches: [ 'main', 'test-revert-feature' ] # Trigger on pushes to main or a specific feature branch
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jobs:
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uv-revert-test:
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runs-on: ubuntu-latest
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permissions:
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contents: write # Needed for committing the report
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steps:
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- name: 🏁 Checkout code
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uses: actions/checkout@v4
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- name: 🐍 Set up Python 3.11
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uses: actions/setup-python@v4
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with:
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python-version: '3.11'
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- name: 🔧 Install Redis for omnipkg
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run: |
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sudo apt-get update
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sudo apt-get install -y redis-server
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sudo systemctl start redis-server
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redis-cli ping # Test Redis connection
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- name: 📦 Install omnipkg
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run: |
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python -m pip install --upgrade pip
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pip install -e . # Install omnipkg in editable mode
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- name: ⚙️ Configure omnipkg for non-interactive use
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run: |
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# Create omnipkg config directory
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mkdir -p ~/.config/omnipkg
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# Create a basic config file to avoid interactive setup
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cat > ~/.config/omnipkg/config.json << EOF
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{
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"multiversion_base": "/opt/hostedtoolcache/Python/3.11.13/x64/lib/python3.11/site-packages/.omnipkg_versions",
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"redis_host": "localhost",
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"redis_port": 6379,
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"auto_cleanup": true,
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"cleanup_threshold_days": 30
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}
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EOF
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echo "omnipkg config created:"
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cat ~/.config/omnipkg/config.json
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- name: 🚀 Install uv (latest) using omnipkg - Establish "Good State"
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id: install_uv_latest
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run: |
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echo "--- Installing uv (latest) with omnipkg to establish a 'good state' ---"
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omnipkg install uv # Install latest uv
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if [ $? -ne 0 ]; then exit 1; fi
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echo "Initial uv version (omnipkg-installed):"
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uv --version
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# Force omnipkg to save this as the 'last known good' snapshot
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omnipkg status # This command should trigger the snapshot save
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echo "omnipkg's current status and last known good snapshot saved."
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- name: 💥 Force UV to Downgrade Itself
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id: uv_self_downgrade
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run: |
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echo "--- Forcing uv to downgrade itself to 0.7.13 ---"
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# Ensure uv itself is in PATH
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export PATH="/opt/hostedtoolcache/Python/3.11.13/x64/bin:$PATH"
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uv pip install uv==0.7.13
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if [ $? -ne 0 ]; then
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echo "::set-output name=downgrade_success::false"
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echo "uv self-downgrade failed (unexpectedly)."
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exit 1
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fi
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echo "::set-output name=downgrade_success::true"
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echo "uv self-downgraded successfully. Current uv version:"
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uv --version || true
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- name: 🚑 Run omnipkg Revert
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id: omnipkg_revert
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# Only run if the downgrade was successful, to clearly demonstrate the revert
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if: steps.uv_self_downgrade.outputs.downgrade_success == 'true'
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run: |
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echo "--- Running omnipkg revert to restore good state ---"
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omnipkg revert --yes # Use --yes for non-interactive mode
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if [ $? -eq 0 ]; then
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echo "::set-output name=revert_success::true"
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echo "omnipkg revert completed successfully."
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else
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echo "::set-output name=revert_success::false"
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echo "omnipkg revert failed. See logs for details."
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exit 1
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fi
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- name: ✅ Verify Final UV Version After Revert
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if: steps.omnipkg_revert.outputs.revert_success == 'true'
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run: |
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echo "--- Verifying UV version after omnipkg revert ---"
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uv --version
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omnipkg status
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omnipkg info uv
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- name: 📊 Generate Report
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if: always()
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run: |
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REPORT_FILE="uv_revert_test_report.md"
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echo "# 🚨 UV Self-Downgrade & omnipkg Revert Test Report" > $REPORT_FILE
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echo "" >> $REPORT_FILE
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echo "**Workflow Run:** [${{ github.run_id }}](${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }})" >> $REPORT_FILE
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echo "**Test Status:** \`${{ job.status }}\`" >> $REPORT_FILE
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echo "" >> $REPORT_FILE
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echo "## Test Scenario" >> $REPORT_FILE
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echo "\`\`\`bash" >> $REPORT_FILE
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echo "# 1. Install uv (latest) with omnipkg to establish 'good state'" >> $REPORT_FILE
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echo "omnipkg install uv" >> $REPORT_FILE
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echo "" >> $REPORT_FILE
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echo "# 2. Force uv to downgrade itself (e.g., from 0.7.14 to 0.7.13)" >> $REPORT_FILE
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echo "uv pip install uv==0.7.13" >> $REPORT_FILE
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echo "" >> $REPORT_FILE
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echo "# 3. Run omnipkg revert" >> $REPORT_FILE
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echo "omnipkg revert --yes" >> $REPORT_FILE
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echo "\`\`\`" >> $REPORT_FILE
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echo "" >> $REPORT_FILE
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echo "## Initial State (omnipkg-installed UV)" >> $REPORT_FILE
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echo "\`\`\`" >> $REPORT_FILE
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# Capture output from step 1
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echo "$(cat /tmp/initial_uv_version.txt 2>/dev/null || echo 'N/A')" >> $REPORT_FILE
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echo "\`\`\`" >> $REPORT_FILE
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echo "" >> $REPORT_FILE
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echo "## UV Self-Downgrade Result" >> $REPORT_FILE
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echo "\`\`\`" >> $REPORT_FILE
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# Capture output from step 2
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echo "$(cat /tmp/downgraded_uv_version.txt 2>/dev/null || echo 'N/A')" >> $REPORT_FILE
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echo "\`\`\`" >> $REPORT_FILE
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echo "**Downgrade Attempt Outcome:** `${{ steps.uv_self_downgrade.outcome }}`" >> $REPORT_FILE
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echo "" >> $REPORT_FILE
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echo "## omnipkg Revert Result" >> $REPORT_FILE
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echo "\`\`\`" >> $REPORT_FILE
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omnipkg status >> $REPORT_FILE 2>&1
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omnipkg info uv >> $REPORT_FILE 2>&1
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echo "\`\`\`" >> $REPORT_FILE
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echo "**Revert Operation Outcome:** `${{ steps.omnipkg_revert.outcome }}`" >> $REPORT_FILE
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echo "" >> $REPORT_FILE
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echo "## Final Active UV Version Check" >> $REPORT_FILE
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echo "\`\`\`" >> $REPORT_FILE
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uv --version >> $REPORT_FILE 2>&1 || echo "uv command not found in PATH" >> $REPORT_FILE
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echo "\`\`\`" >> $REPORT_FILE
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if [ "${{ job.status }}" == "success" ]; then
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echo "### Conclusion" >> $REPORT_FILE
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echo "✅ omnipkg successfully reverted the `uv` self-downgrade, demonstrating its ability to restore the environment to a previously known good state, even after external package manager interference. This is crucial for maintaining environment stability and recovering from unexpected changes." >> $REPORT_FILE
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else
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echo "### Conclusion" >> $REPORT_FILE
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echo "❌ The omnipkg revert test failed. Review workflow logs for details." >> $REPORT_FILE
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fi
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- name: 📤 Upload Report Artifact
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uses: actions/upload-artifact@v4
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with:
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name: uv-revert-test-report
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path: uv_revert_test_report.md
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retention-days: 30

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