feat: CI

.config/nextest.toml

@@ -0,0 +1,10 @@
+[test-groups]
+run-in-isolation = { max-threads = 32 } 
+# these are tests that must not run with other tests concurrently. All tests in
+# this group can take up at most 32 threads among them, but each one requiring
+# 16 threads also. The effect should be that tests run isolated.
+
+[[profile.ci.overrides]]
+filter = 'test(::run_in_isolation::)'
+test-group = 'run-in-isolation'
+threads-required = 32

.github/dependabot.yaml

@@ -0,0 +1,13 @@
+# Keep GitHub Actions up to date with GitHub's Dependabot...
+# https://docs.github.com/en/code-security/dependabot/working-with-dependabot/keeping-your-actions-up-to-date-with-dependabot
+# https://docs.github.com/en/code-security/dependabot/dependabot-version-updates/configuration-options-for-the-dependabot.yml-file#package-ecosystem
+version: 2
+updates:
+  - package-ecosystem: github-actions
+    directory: /
+    groups:
+      github-actions:
+        patterns:
+          - "*"  # Group all Actions updates into a single larger pull request
+    schedule:
+      interval: weekly

.github/pull_request_template.md

@@ -0,0 +1,11 @@
+## Description
+<!-- A summary of what this pull request achieves and a rough list of changes. -->
+## Breaking Changes
+<!-- Optional, if there are any breaking changes document them, including how to migrate older code. -->
+## Notes & open questions
+<!-- Any notes, remarks or open questions you have to make about the PR. -->
+## Change checklist
+- [ ] Self-review.
+- [ ] Documentation updates following the [style guide](https://rust-lang.github.io/rfcs/1574-more-api-documentation-conventions.html#appendix-a-full-conventions-text), if relevant.
+- [ ] Tests if relevant.
+- [ ] All breaking changes documented.

.github/workflows/beta.yaml

@@ -0,0 +1,42 @@
+# Run tests using the beta Rust compiler
+
+name: Beta Rust
+
+on:
+  schedule:
+    # 06:50 UTC every Monday
+    - cron: '50 6 * * 1'
+  workflow_dispatch:
+
+concurrency:
+  group: beta-${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+env:
+  IROH_FORCE_STAGING_RELAYS: "1"
+
+jobs:
+  tests:
+    uses: './.github/workflows/tests.yaml'
+    with:
+      rust-version: beta
+  notify:
+    needs: tests
+    if: ${{ always() }}
+    runs-on: ubuntu-latest
+    steps:
+      - name: Extract test results
+        run: |
+          printf '${{ toJSON(needs) }}\n'
+          result=$(echo '${{ toJSON(needs) }}' | jq -r .tests.result)
+          echo TESTS_RESULT=$result
+          echo "TESTS_RESULT=$result" >>"$GITHUB_ENV"
+      - name: Notify discord on failure
+        uses: n0-computer/discord-webhook-notify@v1
+        if: ${{ env.TESTS_RESULT == 'failure' }}
+        with:
+          severity: error
+          details: |
+            Rustc beta tests failed in **${{ github.repository }}**
+            See https://github.com/n0-computer/${{ github.repository }}/actions/workflows/beta.yaml
+          webhookUrl: ${{ secrets.DISCORD_N0_GITHUB_CHANNEL_WEBHOOK_URL }}

.github/workflows/ci.yaml

@@ -0,0 +1,279 @@
+name: CI
+
+on:
+  pull_request:
+    types: [ 'labeled', 'unlabeled', 'opened', 'synchronize', 'reopened' ]
+  merge_group:
+  push:
+    branches:
+      - main
+
+concurrency:
+  group: ci-${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
+  cancel-in-progress: true
+
+env:
+  RUST_BACKTRACE: 1
+  RUSTFLAGS: -Dwarnings
+  RUSTDOCFLAGS: -Dwarnings
+  MSRV: "1.76"
+  SCCACHE_CACHE_SIZE: "10G"
+  IROH_FORCE_STAGING_RELAYS: "1"
+
+jobs:
+  tests:
+    name: CI Test Suite
+    if: "github.event_name != 'pull_request' || ! contains(github.event.pull_request.labels.*.name, 'flaky-test')"
+    uses: './.github/workflows/tests.yaml'
+
+  cross_build:
+    name: Cross Build Only
+    if: "github.event_name != 'pull_request' || ! contains(github.event.pull_request.labels.*.name, 'flaky-test')"
+    timeout-minutes: 30
+    runs-on: [self-hosted, linux, X64]
+    strategy:
+      fail-fast: false
+      matrix:
+        target:
+           # cross tests are currently broken vor armv7 and aarch64
+           # see https://github.com/cross-rs/cross/issues/1311
+          # - armv7-linux-androideabi
+          # - aarch64-linux-android
+          # Freebsd execution fails in cross
+          # - i686-unknown-freebsd # Linking fails :/
+          - x86_64-unknown-freebsd
+          # Netbsd execution fails to link in cross
+          # - x86_64-unknown-netbsd
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v4
+      with:
+        submodules: recursive
+
+    - name: Install rust stable
+      uses: dtolnay/rust-toolchain@stable
+
+    - name: Cleanup Docker
+      continue-on-error: true
+      run: |
+        docker kill $(docker ps -q)
+
+      # See https://github.com/cross-rs/cross/issues/1222
+    - uses: taiki-e/install-action@cross
+
+    - name: build
+      # cross tests are currently broken vor armv7 and aarch64
+      # see https://github.com/cross-rs/cross/issues/1311.  So on
+      # those platforms we only build but do not run tests.
+      run: cross build --all --target ${{ matrix.target }}
+      env:
+        RUST_LOG: ${{ runner.debug && 'TRACE' || 'DEBUG'}}
+
+  android_build:
+    name: Android Build Only
+    if: "github.event_name != 'pull_request' || ! contains(github.event.pull_request.labels.*.name, 'flaky-test')"
+    timeout-minutes: 30
+    # runs-on: ubuntu-latest
+    runs-on: [self-hosted, linux, X64]
+    strategy:
+      fail-fast: false
+      matrix:
+        target:
+          - aarch64-linux-android
+          - armv7-linux-androideabi
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v4
+
+    - name: Set up Rust
+      uses: dtolnay/rust-toolchain@stable
+      with:
+        target: ${{ matrix.target }}
+    - name: Install rustup target
+      run: rustup target add ${{ matrix.target }}
+
+    - name: Setup Java
+      uses: actions/setup-java@v4
+      with:
+        distribution: 'temurin'
+        java-version: '17'
+
+    - name: Setup Android SDK
+      uses: android-actions/setup-android@v3
+
+    - name: Setup Android NDK
+      uses: arqu/setup-ndk@main
+      id: setup-ndk
+      with:
+        ndk-version: r23
+        add-to-path: true
+
+    - name: Build
+      env:
+        ANDROID_NDK_HOME: ${{ steps.setup-ndk.outputs.ndk-path }}
+      run: |
+        cargo install --version 3.5.4 cargo-ndk
+        cargo ndk --target ${{ matrix.target }} build
+
+  cross_test:
+    name: Cross Test
+    if: "github.event_name != 'pull_request' || ! contains(github.event.pull_request.labels.*.name, 'flaky-test')"
+    timeout-minutes: 30
+    runs-on: [self-hosted, linux, X64]
+    strategy:
+      fail-fast: false
+      matrix:
+        target:
+          - i686-unknown-linux-gnu
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v4
+      with:
+        submodules: recursive
+
+    - name: Install rust stable
+      uses: dtolnay/rust-toolchain@stable
+
+    - name: Cleanup Docker
+      continue-on-error: true
+      run: |
+        docker kill $(docker ps -q)
+
+      # See https://github.com/cross-rs/cross/issues/1222
+    - uses: taiki-e/install-action@cross
+
+    - name: test
+      run: cross test --all --target ${{ matrix.target }} -- --test-threads=12
+      env:
+        RUST_LOG: ${{ runner.debug && 'TRACE' || 'DEBUG' }}
+
+  check_semver:
+    runs-on: ubuntu-latest
+    env:
+      RUSTC_WRAPPER: "sccache"
+      SCCACHE_GHA_ENABLED: "on"
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+      - name: Install sccache
+        uses: mozilla-actions/[email protected]
+
+      - name: Setup Environment (PR)
+        if: ${{ github.event_name == 'pull_request' }}
+        shell: bash
+        run: |
+          echo "HEAD_COMMIT_SHA=$(git rev-parse origin/${{ github.base_ref }})" >> ${GITHUB_ENV}
+      - name: Setup Environment (Push)
+        if: ${{ github.event_name == 'push' || github.event_name == 'merge_group' }}
+        shell: bash
+        run: |
+          echo "HEAD_COMMIT_SHA=$(git rev-parse origin/main)" >> ${GITHUB_ENV}
+      - name: Check semver
+        # uses: obi1kenobi/cargo-semver-checks-action@v2
+        uses: n0-computer/cargo-semver-checks-action@feat-baseline
+        with:
+          package: iroh-gossip
+          baseline-rev: ${{ env.HEAD_COMMIT_SHA }}
+          use-cache: false
+
+  check_fmt:
+    timeout-minutes: 30
+    name: Checking fmt
+    runs-on: ubuntu-latest
+    env:
+      RUSTC_WRAPPER: "sccache"
+      SCCACHE_GHA_ENABLED: "on"
+    steps:
+    - uses: actions/checkout@v4
+    - uses: dtolnay/rust-toolchain@stable
+      with:
+        components: rustfmt
+    - uses: mozilla-actions/[email protected]
+    - uses: taiki-e/install-action@cargo-make
+    - run: cargo make format-check
+
+  check_docs:
+    timeout-minutes: 30
+    name: Checking docs
+    runs-on: ubuntu-latest
+    env:
+      RUSTC_WRAPPER: "sccache"
+      SCCACHE_GHA_ENABLED: "on"
+    steps:
+    - uses: actions/checkout@v4
+    - uses: dtolnay/rust-toolchain@master
+      with:
+        toolchain: nightly-2024-05-02
+    - name: Install sccache
+      uses: mozilla-actions/[email protected]
+
+    - name: Docs
+      run: cargo doc --workspace --all-features --no-deps --document-private-items
+      env:
+        RUSTDOCFLAGS: --cfg docsrs
+
+  clippy_check:
+    timeout-minutes: 30
+    runs-on: ubuntu-latest
+    env:
+      RUSTC_WRAPPER: "sccache"
+      SCCACHE_GHA_ENABLED: "on"
+    steps:
+    - uses: actions/checkout@v4
+    - uses: dtolnay/rust-toolchain@stable
+      with:
+        components: clippy
+    - name: Install sccache
+      uses: mozilla-actions/[email protected]
+
+    # TODO: We have a bunch of platform-dependent code so should
+    #    probably run this job on the full platform matrix
+    - name: clippy check (all features)
+      run: cargo clippy --workspace --all-features --all-targets --bins --tests --benches
+
+    - name: clippy check (no features)
+      run: cargo clippy --workspace --no-default-features --lib --bins --tests
+
+    - name: clippy check (default features)
+      run: cargo clippy --workspace --all-targets
+
+  msrv:
+    if: "github.event_name != 'pull_request' || ! contains(github.event.pull_request.labels.*.name, 'flaky-test')"
+    timeout-minutes: 30
+    name: Minimal Supported Rust Version
+    runs-on: ubuntu-latest
+    env:
+      RUSTC_WRAPPER: "sccache"
+      SCCACHE_GHA_ENABLED: "on"
+    steps:
+    - uses: actions/checkout@v4
+    - uses: dtolnay/rust-toolchain@master
+      with:
+        toolchain: ${{ env.MSRV }}
+    - name: Install sccache
+      uses: mozilla-actions/[email protected]
+
+    - name: Check MSRV all features
+      run: |
+        cargo +$MSRV check --workspace --all-targets
+
+  cargo_deny:
+    timeout-minutes: 30
+    name: cargo deny
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: EmbarkStudios/cargo-deny-action@v2
+        with:
+          arguments: --workspace --all-features
+          command: check
+          command-arguments: "-Dwarnings"
+
+  codespell:
+    timeout-minutes: 30
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v4
+    - run: pip install --user codespell[toml]
+    - run: codespell --ignore-words-list=ans,atmost,crate,inout,ratatui,ser,stayin,swarmin,worl --skip=CHANGELOG.md