Test #2839
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| name: "Test" | |
| on: | |
| pull_request: | |
| push: | |
| # Run periodically, to build with latest -unstable releases. Caching makes | |
| # this a cheap operation when nothing changed, so no need for further logic. | |
| schedule: | |
| # 13 is a random non-0 minute to be nice to GitHub because most jobs | |
| # probably run on the hour. Give it a bit more time than the timeout of jobs | |
| # (5h) to allow the caching step to finish uploading cache so the next job | |
| # can pick up where the timed out job left off. | |
| - cron: '13 */6 * * *' | |
| jobs: | |
| tests: | |
| # Leave some time for the post actions to run, particularly cachix to upload | |
| # any successful builds. | |
| timeout-minutes: 300 | |
| strategy: | |
| fail-fast: false | |
| matrix: | |
| config: | |
| - os: ubuntu-latest | |
| channel: nixpkgs-unstable | |
| - os: macos-latest | |
| channel: nixpkgs-unstable | |
| runs-on: ${{ matrix.config.os }} | |
| concurrency: | |
| # Different runs of the same job are very likely candidates for (partial) | |
| # caching, which is defeated in parallel runs. Be nice to GitHub. | |
| group: ${{ matrix.config.os }}-${{ matrix.config.channel }}-${{ github.ref }} | |
| cancel-in-progress: true | |
| steps: | |
| - uses: actions/checkout@v4 | |
| - uses: DeterminateSystems/nix-installer-action@v9 | |
| - uses: cachix/cachix-action@v14 | |
| with: | |
| name: cl-nix-lite | |
| authToken: '${{ secrets.CACHIX_AUTH_TOKEN }}' | |
| # Use GH Actions cache /in addition to/ Cachix because my cachix allowance | |
| # account is too small to cache a single run. | |
| - uses: DeterminateSystems/magic-nix-cache-action@main | |
| - name: "Pin the nixpkgs channel to ${{ matrix.config.channel }}" | |
| # Works for the local user only! And this only pins the registry, which is | |
| # only used by flakes, it just happens that the DeterminateSystems nix | |
| # installer also sets extra-nix-path = nixpkgs=flake:nixpkgs, which makes | |
| # nix-build pick up on this, too. | |
| run: | | |
| nix registry add nixpkgs "github:NixOS/nixpkgs/${{ matrix.config.channel }}" | |
| # This avoids having to fetch an older nixpkgs just for tests and it helps | |
| # detect problems early. | |
| - name: Update flake locks to use this cl-nix-lite and nixpkgs | |
| # This used to override cl-nix-lite to “../../..”, which is simple, | |
| # obvious and works locally. Github Actions hates those things, and it | |
| # finds in the filesystem is a fantastic opportunity to waste your time. | |
| # They do lord knows what here with shallow checkouts or not or whatever, | |
| # I have no idea, I don’t care, shut up. Locking to the revision and | |
| # re-fetching this from remote is the easiest thing to do. | |
| run: | | |
| for example in examples/flakes/* ; do | |
| ( | |
| cd "$example" | |
| nix flake lock \ | |
| --override-input cl-nix-lite "github:${{ github.repository }}/${{ github.sha }}" \ | |
| --override-input nixpkgs nixpkgs | |
| ) | |
| done | |
| # Only bother actually building derivations that are not yet in the | |
| # store. This prevents nix-build from downloading all built binaries from | |
| # the store only to discard them immediately afterwards. | |
| - name: All examples | |
| # Inspired by | |
| # https://github.com/divnix/std-action/blob/5ead0a37047d44137f950247ee4d3e26fda291d7/run/build-uncached-extractor.sed | |
| # Works on both BSD (Darwin) and GNU sed. Prints every store path | |
| # following “.. will be built:”. | |
| run: | | |
| set -euo pipefail | |
| cd examples && \ | |
| nix-build --no-out-link --dry-run 2>&1 | \ | |
| tee nix-build.out | \ | |
| sed -ne '/will be built:$/ { | |
| # label | |
| :b | |
| # next line | |
| n | |
| # If the line is indented, it’s a store path | |
| /^ /{ | |
| # Print it | |
| p | |
| # goto label b | |
| bb | |
| } | |
| }' | \ | |
| sed -e 's/$/^*/' | \ | |
| xargs -r nix build --keep-going --print-build-logs --no-link | |
| - name: nix-build error output | |
| if: failure() | |
| run: "cat examples/nix-build.out" | |
| nocommit: | |
| runs-on: ubuntu-latest | |
| steps: | |
| - uses: actions/checkout@v4 | |
| - uses: nobssoftware/nocommit@v1 | |
| name: nocommit |