devenv/.github/workflows/build.yml at main · cachix/devenv · GitHub

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name: "Build"

on:
  workflow_call:
    inputs:
      ref:
        description: "Git ref to checkout"
        required: false
        type: string

      system:
        description: "System to build for"
        required: true
        type: string

      runs-on:
        description: "Runner to use"
        required: true
        type: string

jobs:
  build:
    runs-on: ${{ fromJSON(inputs.runs-on) }}

    outputs:
      devenv-path: ${{ steps.build-devenv.outputs.path }}

    steps:
      - uses: actions/checkout@v5
        with:
          ref: ${{ inputs.ref }}

      - name: Install Nix
        uses: cachix/install-nix-action@v31
        with:
          extra_nix_config: |
            access-tokens = github.com=${{ secrets.GITHUB_TOKEN }}

      - name: Configure Cachix
        uses: cachix/cachix-action@v17
        with:
          name: devenv
          authToken: ${{ secrets.CACHIX_AUTH_TOKEN }}

      # Build and cache the devenv-tasks binary used by the module system
      - name: Build devenv-tasks-${{ inputs.system }}
        run: |
          nix build -L --show-trace --print-out-paths --system ${{ inputs.system }} .#devenv-tasks

      - name: Build devenv-${{ inputs.system }}
        id: build-devenv
        run: |
          devenv_path=$(nix build -L --show-trace --print-out-paths --system ${{ inputs.system }} .#devenv)
          echo "path=$devenv_path" >> $GITHUB_OUTPUT

  extended-tests:
    needs: [build]
    runs-on: ${{ fromJSON(inputs.runs-on) }}

    steps:
      - uses: actions/checkout@v5
        with:
          ref: ${{ inputs.ref }}

      - name: Install Nix
        uses: cachix/install-nix-action@v31
        with:
          extra_nix_config: |
            access-tokens = github.com=${{ secrets.GITHUB_TOKEN }}

      - name: Configure Cachix
        uses: cachix/cachix-action@v17
        with:
          name: devenv
          authToken: ${{ secrets.CACHIX_AUTH_TOKEN }}

      # Rebuild devenv (Cachix cache hit) so the store path is available locally.
      # The build job's output is just a path string that may have been garbage collected.
      - name: Build devenv
        id: build-devenv
        run: |
          devenv_path=$(nix build -L --print-out-paths --system ${{ inputs.system }} .#devenv)
          echo "path=$devenv_path" >> $GITHUB_OUTPUT

      # Run feature-gated tests that can't run in the Nix sandbox (package.nix check phase):
      # - test-nix-store: Nix store access (devenv-nix-backend)
      # - test-pty: PTY/devpts (devenv-reload, devenv-shell)
      # - test-mcp: MCP integration (devenv)
      # - test-file-watcher: file watching (devenv-processes)
      # nextest runs each test in a separate process, avoiding Nix C++ FFI global state issues
      - name: Run integration tests
        run: |
          ${{ steps.build-devenv.outputs.path }}/bin/devenv --system ${{ inputs.system }} shell -- cargo nextest run -j 4 --features devenv/test-all --retries 3