Merge branch 'main' of https://github.com/mozilla/neqo into bin-udp

.github/actions/quic-interop-runner/action.yml

@@ -68,7 +68,7 @@ runs:
         cd quic-interop-runner
         jq --arg key "${{ inputs.name }}" --argjson newEntry '{"image": "${{ inputs.image }}", "url": "${{ inputs.url }}", "role": "${{ inputs.role }}"}' '.[$key] = $newEntry' implementations.json > temp.$$ && mv temp.$$ implementations.json
         cat implementations.json
-        ARGS="--log-dir logs --must-include ${{ inputs.name }}"
+        ARGS="--log-dir logs --markdown --must-include ${{ inputs.name }}"
         if [ -n "${{ inputs.client }}" ]; then
           ARGS="$ARGS --client ${{ inputs.client }}"
         fi
@@ -92,9 +92,8 @@ runs:
       run: |
         echo '[**QUIC Interop Runner**](https://github.com/quic-interop/quic-interop-runner)' >> comment
         echo '' >> comment
-        echo '```' >> comment
-        cat quic-interop-runner/summary >> comment
-        echo '```' >> comment
+        # Ignore all, but table, which starts with "|:--".
+        cat quic-interop-runner/summary | awk '/^\|:--/{flag=1} flag' >> comment
         echo '' >> comment
       shell: bash
 

.github/actions/rust/action.yml

@@ -30,7 +30,7 @@ runs:
 
     - name: Install Rust tools
       shell: bash
-      run: cargo +${{ inputs.version }} binstall --no-confirm cargo-llvm-cov cargo-nextest flamegraph cargo-hack
+      run: cargo +${{ inputs.version }} binstall --no-confirm cargo-llvm-cov cargo-nextest flamegraph cargo-hack cargo-mutants
 
     # sccache slows CI down, so we leave it disabled.
     # Leaving the steps below commented out, so we can re-evaluate enabling it later.

.github/workflows/bench.yml

@@ -45,8 +45,8 @@ jobs:
         uses: actions/cache/restore@v4
         with:
           path: ./target/criterion
-          key: criterion-${{ runner.os }}-${{ hashFiles('./target/criterion/**.json') }}
-          restore-keys: criterion-${{ runner.os }}-
+          key: criterion-${{ runner.name }}-${{ hashFiles('./target/criterion/**.json') }}
+          restore-keys: criterion-${{ runner.name }}-
 
       # Disable turboboost, hyperthreading and use performance governor.
       - name: Prepare machine
@@ -115,12 +115,33 @@ jobs:
           perf report -i server/perf.data --no-children --stdio > server.perf.txt &
           wait
 
+      - name: Format results as Markdown
+        id: results
+        run: |
+          {
+            echo "### Benchmark results"
+            echo
+            echo "Performance differences relative to $(cat target/criterion/baseline-sha.txt)."
+            echo
+          } > results.md
+          grep -Ev 'ignored|running \d+ tests|%\)' results.txt |\
+            sed -E  -e 's/(Performance has regressed.)/:broken_heart: **\1**/gi' \
+                    -e 's/(Performance has improved.)/:green_heart: **\1**/gi' \
+                    -e 's/^ +/   /gi' \
+                    -e 's/^([a-z0-9].*)$/* **\1**/gi' \
+                    -e 's/(change:[^%]*% )([^%]*%)(.*)/\1**\2**\3/gi' \
+              >> results.md
+
+      - name: Remember main-branch push URL
+        if: github.ref == 'refs/heads/main'
+        run: echo "${{ github.sha }}" > target/criterion/baseline-sha.txt
+
       - name: Cache main-branch results
         if: github.ref == 'refs/heads/main'
         uses: actions/cache/save@v4
         with:
           path: ./target/criterion
-          key: ${{ steps.criterion-cache.outputs.cache-primary-key }}
+          key: criterion-${{ runner.name }}-${{ hashFiles('./target/criterion/**.json') }}
 
       - name: Export perf data
         id: export
@@ -135,19 +156,6 @@ jobs:
             target/criterion*
           compression-level: 9
 
-      - name: Format results as Markdown
-        id: results
-        run: |
-          echo '### Benchmark results' > results.md
-          grep -Ev 'ignored|running \d+ tests|%\)' results.txt |\
-            sed -E  -e 's/(Performance has regressed.)/:broken_heart: **\1**/gi' \
-                    -e 's/(Performance has improved.)/:green_heart: **\1**/gi' \
-                    -e 's/^ +/   /gi' \
-                    -e 's/^([a-z0-9].*)$/* **\1**/gi' \
-                    -e 's/(change:[^%]*% )([^%]*%)(.*)/\1**\2**\3/gi' \
-              >> results.md
-          echo '' >> results.md
-
       - name: Export PR comment data
         uses: ./.github/actions/pr-comment-data-export
         with:

.github/workflows/mutants.yml

@@ -0,0 +1,45 @@
+name: Find mutants
+on:
+  pull_request:
+    branches: ["main"]
+    paths-ignore: ["*.md", "*.png", "*.svg", "LICENSE-*"]
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref_name }}
+  cancel-in-progress: true
+
+jobs:
+  incremental-mutants:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+
+      - name: Relative diff
+        run: git diff origin/${{ github.base_ref }}.. > pr.diff
+
+      - name: Install dependencies
+        env:
+          DEBIAN_FRONTEND: noninteractive
+        run: |
+          sudo apt-get install -y --no-install-recommends gyp mercurial ninja-build lld
+          echo "RUSTFLAGS=-C link-arg=-fuse-ld=lld" >> "$GITHUB_ENV"
+
+      - name: Fetch and build NSS and NSPR
+        uses: ./.github/actions/nss
+
+      - name: Install Rust
+        uses: ./.github/actions/rust
+        with:
+          version: stable
+
+      - name: Mutants
+        run: cargo mutants --test-tool=nextest --no-shuffle -j 2 -vV --in-diff pr.diff
+
+      - name: Archive mutants.out
+        uses: actions/upload-artifact@v4
+        if: always()
+        with:
+          name: mutants-incremental.out
+          path: mutants.out