e2e/.github/workflows/debug-runner.yml at main · restatedev/e2e · GitHub

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name: Debug runner (SSH)

on:
  workflow_dispatch:
    inputs:
      runner:
        description: 'WarpBuild runner size'
        type: choice
        default: warp-ubuntu-latest-x64-16x
        options:
          - warp-ubuntu-latest-x64-4x
          - warp-ubuntu-latest-x64-16x
      timeout_minutes:
        description: 'Job timeout (minutes) — SSH session caps here'
        type: number
        default: 120

jobs:
  debug:
    name: SSH debug session
    runs-on: ${{ inputs.runner }}
    timeout-minutes: ${{ fromJSON(inputs.timeout_minutes) }}
    steps:
      - uses: actions/checkout@v4

      - name: Set up JDK 25
        uses: actions/setup-java@v3
        with:
          java-version: 25
          distribution: 'adopt'

      - name: Setup Gradle
        uses: gradle/actions/setup-gradle@v4

      - name: Checkout instrumented SDK
        uses: actions/checkout@v4
        with:
          repository: tillrohrmann/sdk-java
          ref: debug-sdk
          path: sdk-java

      - name: Publish instrumented SDK to Maven local
        working-directory: sdk-java
        run: ./gradlew publishToMavenLocal

      - name: Install async-profiler
        run: |
          set -euo pipefail
          AP_VERSION=3.0
          curl -fsSL -o /tmp/ap.tar.gz \
            "https://github.com/async-profiler/async-profiler/releases/download/v${AP_VERSION}/async-profiler-${AP_VERSION}-linux-x64.tar.gz"
          mkdir -p "$HOME/async-profiler"
          tar -xzf /tmp/ap.tar.gz -C "$HOME/async-profiler" --strip-components=1
          echo "$HOME/async-profiler/bin" >> "$GITHUB_PATH"
          # Relax kernel perf restrictions so async-profiler CPU sampling works on the runner.
          sudo sysctl -w kernel.perf_event_paranoid=1 || true
          sudo sysctl -w kernel.kptr_restrict=0 || true

      - name: Print quickstart hints
        run: |
          cat <<'EOF'
          ============================================================
          About to open an SSH session on this runner.
          Workspace: $GITHUB_WORKSPACE  (e2e repo checkout)
          Instrumented SDK 2.8.0-SNAPSHOT already in ~/.m2.
          Useful commands:
            cd $GITHUB_WORKSPACE
            ./gradlew :e2e-tests:run --args="run --test-suite=default --test-name=InvokerMemoryTest --sequential"
            jps -l                                       # find the forked app JVM pid
            jcmd <pid> JFR.start name=soak settings=profile filename=soak.jfr
            jcmd <pid> JFR.dump  name=soak
            asprof -d 60 -f cpu.html <pid>               # 60s CPU flamegraph
            asprof -d 60 -e alloc -f alloc.html <pid>    # alloc profile
          Exit the shell ('exit') to end the job and release the runner.
          ============================================================
          EOF

      - name: Open SSH session (action-debugger)
        uses: Warpbuilds/action-debugger@v1.3
        with:
          limit-access-to-actor: true