coverage.yml

name: Coverage

on:
  push:
    branches: [main]
  pull_request: {}

permissions:
  contents: read

concurrency:
  group: ${{ github.workflow }}-${{ github.head_ref }}
  cancel-in-progress: true

env:
  CARGO_INCREMENTAL: 0
  CARGO_NET_RETRY: 10
  RUSTFLAGS: "-D warnings -A deprecated --cfg tokio_unstable -C debuginfo=2"
  RUSTUP_MAX_RETRIES: 10

jobs:
  meta:
    timeout-minutes: 5
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683
      - id: changed
        uses: tj-actions/changed-files@bab30c2299617f6615ec02a68b9a40d10bd21366
        with:
          files: |
            .codecov.yml
            .github/workflows/coverage.yml
            **/*.rs
          files_ignore: |
            *-proto/**
            linkerd/transport-header/**
    outputs:
      any_changed: ${{ steps.changed.outputs.any_changed }}

  codecov:
    needs: meta
    if: (github.event_name == 'push' && github.ref == 'refs/heads/main') || needs.meta.outputs.any_changed == 'true'
    runs-on: ubuntu-latest
    timeout-minutes: 30
    container:
      image: docker://ghcr.io/linkerd/dev:v44-rust
      options: --security-opt seccomp=unconfined # 🤷
    env:
      CXX: "/usr/bin/clang++-14"
    steps:
      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683
      - uses: Swatinem/rust-cache@82a92a6e8fbeee089604da2575dc567ae9ddeaab
      - run: cargo tarpaulin --locked --workspace --exclude=linkerd2-proxy --exclude=linkerd-transport-header --exclude=opencensus-proto --exclude=spire-proto --no-run
      - run: cargo tarpaulin --locked --workspace --exclude=linkerd2-proxy --exclude=linkerd-transport-header --exclude=opencensus-proto --exclude=spire-proto --skip-clean --ignore-tests --no-fail-fast --out=Xml
        # Some tests are especially flakey in coverage tests. That's fine. We
        # only really care to measure how much of our codebase is covered.
        continue-on-error: true
      - uses: codecov/codecov-action@7f8b4b4bde536c465e797be725718b88c5d95e0e