89 lines
2.1 KiB
Markdown
89 lines
2.1 KiB
Markdown
# install-nix-action
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Installs [Nix](https://nixos.org/nix/) on GitHub Actions for the supported platforms: Linux and macOS.
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# Features
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- Quick installation (~4s on Linux, ~20s on macOS)
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- Multi-User mode with sandboxing enabled on Linux
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- [Self-hosted github runner](https://docs.github.com/en/actions/hosting-your-own-runners/about-self-hosted-runners) support
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- Allows specifying Nix installation URL
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- Allows specifying extra Nix configration options
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- Allows specifying `$NIX_PATH` and channels
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## Usage
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Create `.github/workflows/test.yml` in your repo with the following contents:
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```yaml
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name: "Test"
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on:
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pull_request:
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push:
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jobs:
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tests:
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runs-on: ubuntu-latest
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steps:
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- uses: actions/checkout@v2
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- uses: cachix/install-nix-action@v10
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with:
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nix_path: nixpkgs=channel:nixos-unstable
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- run: nix-build
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```
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See also [cachix-action](https://github.com/cachix/cachix-action) for
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simple binary cache setup to speed up your builds and share binaries
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with developers.
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# Usage with Flakes
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```
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name: "Test"
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on:
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pull_request:
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push:
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jobs:
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tests:
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runs-on: ubuntu-latest
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steps:
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- uses: actions/checkout@v2
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with:
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# Nix Flakes doesn't work on shallow clones
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fetch-depth: 0
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- uses: cachix/install-nix-action@v11
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with:
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install_url: https://github.com/numtide/nix-flakes-installer/releases/download/nix-3.0pre20200820_4d77513/install
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extra_nix_config: |
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experimental-features = nix-command flakes
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- run: nix-build
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```
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## Inputs (specify using `with:`)
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- `install_url`: specify URL to install Nix from (useful for testing non-stable releases)
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- `nix_path`: set `NIX_PATH` environment variable, for example `nixpkgs=channel:nixos-unstable`
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- `extra_nix_config`: append to `/etc/nix/nix.conf`
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---
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## Hacking
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Install the dependencies
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```bash
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$ yarn install
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```
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Build the typescript
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```bash
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$ yarn build
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```
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Run the tests :heavy_check_mark:
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```bash
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$ yarn test
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```
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