Add a GitHub workflow for testing the release infrastructure #2
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| name: Test the ARM64 runner infrastructure | |
| on: | |
| pull_request: # TODO: make absolutely sure to remove this before merging | |
| workflow_dispatch: | |
| # TODO: ideally this and `release-artifacts.yaml` should depend on a runner workflow, so that we can't have the two setups diverge. For now, this copyint is quick and good enough. | |
| jobs: | |
| start-runner: | |
| name: Start EC2 runner | |
| runs-on: ubuntu-latest | |
| outputs: | |
| instance_id: ${{ steps.invoke-start.outputs.INSTANCE_ID }} | |
| steps: | |
| - uses: aws-actions/configure-aws-credentials@v4 | |
| with: | |
| role-to-assume: ${{ secrets.EC2_ROLE }} | |
| aws-region: ${{ vars.EC2_REGION }} | |
| - name: Start EC2 instance | |
| id: invoke-start | |
| env: | |
| GH_TOKEN: ${{ secrets.GH_TOKEN_FOR_UPDATES }} | |
| EC2_START: ${{ secrets.EC2_START }} | |
| run: | | |
| RUNNER_TOKEN=$(gh api -X POST -q '.token' /repos/${{ github.repository }}/actions/runners/registration-token) | |
| aws lambda invoke \ | |
| --cli-binary-format raw-in-base64-out \ | |
| --function-name "$EC2_START" \ | |
| --payload '{"ref_name":"${{ github.ref_name }}","runner_token":"'"${RUNNER_TOKEN}"'"}' \ | |
| response.json | |
| INSTANCE_ID=$(jq -r '.body.instance_id' < response.json) | |
| echo "INSTANCE_ID=${INSTANCE_ID}" >>"$GITHUB_OUTPUT" | |
| echo "Got EC2 instance ${INSTANCE_ID}" | |
| echo 'Waiting for GitHub runner to start' | |
| while [[ -z "$(gh api /repos/${{ github.repository }}/actions/runners | jq '.runners[] | select(.name == "ec2-spot")')" ]]; do | |
| sleep 60 | |
| done | |
| echo 'Done 🎉' | |
| stop-runner: | |
| name: Stop EC2 runner | |
| runs-on: ubuntu-latest | |
| # Ensure that `stop-runner` will always stop the EC2 instance, even if other jobs failed or were canceled | |
| if: ${{ always() }} | |
| needs: | |
| - start-runner | |
| - release-artifacts | |
| steps: | |
| - uses: aws-actions/configure-aws-credentials@v4 | |
| with: | |
| role-to-assume: ${{ secrets.EC2_ROLE }} | |
| aws-region: ${{ vars.EC2_REGION }} | |
| - name: Delete GitHub Runner | |
| env: | |
| GH_TOKEN: ${{ secrets.GH_TOKEN_FOR_UPDATES }} | |
| run: | | |
| RUNNER_ID=$(gh api /repos/${{ github.repository }}/actions/runners | jq '.runners[] | select(.name == "ec2-spot") | .id') | |
| if [[ -n "${RUNNER_ID}" ]]; then | |
| gh api -X DELETE /repos/${{ github.repository }}/actions/runners/${RUNNER_ID} | |
| fi | |
| - name: Lambda Invoke Stop | |
| env: | |
| EC2_STOP: ${{ secrets.EC2_STOP }} | |
| run: | | |
| aws lambda invoke \ | |
| --cli-binary-format raw-in-base64-out \ | |
| --function-name "$EC2_STOP" \ | |
| --payload '{"instance_id":"${{ needs.start-runner.outputs.instance_id }}"}' \ | |
| response.json | |
| cat response.json | |
| release-artifacts: | |
| name: "Build hello" | |
| strategy: | |
| matrix: | |
| os: | |
| - runs-on: [EC2, ARM64, Linux] | |
| architecture: arm64 | |
| runs-on: ${{ matrix.os.runs-on }} | |
| needs: | |
| - start-runner | |
| steps: | |
| - uses: actions/checkout@v4 | |
| with: | |
| ref: master | |
| - uses: cachix/install-nix-action@v25 | |
| name: "Installing Nix" | |
| with: | |
| extra_nix_config: | | |
| experimental-features = nix-command flakes | |
| accept-flake-config = true | |
| nix_path: "nixpkgs=channel:nixos-unstable" | |
| - name: "Build hello" | |
| run: | | |
| nix build --log-format raw-with-logs nixpkgs#hello |