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freshen up README

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Domen Kožar 2021-04-02 15:00:57 +02:00
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@ -51,18 +51,18 @@ jobs:
tests: tests:
runs-on: ubuntu-latest runs-on: ubuntu-latest
steps: steps:
- uses: actions/checkout@v2 - uses: actions/checkout@v2.3.4
with:
# Nix Flakes doesn't work on shallow clones
fetch-depth: 0
- uses: cachix/install-nix-action@v12 - uses: cachix/install-nix-action@v12
with: with:
install_url: https://github.com/numtide/nix-flakes-installer/releases/download/nix-2.4pre20201221_9fab14a/install install_url: https://nixos-nix-install-tests.cachix.org/serve/lb41az54kzk6j12p81br4bczary7m145/install
install_options: '--tarball-url-prefix https://nixos-nix-install-tests.cachix.org/serve'
extra_nix_config: | extra_nix_config: |
experimental-features = nix-command flakes experimental-features = nix-command flakes
- run: nix-build - run: nix-build
``` ```
To install Nix from any commit, go to [the corresponding installer_test action](https://github.com/NixOS/nix/runs/2219534360) and click on "Run cachix/install-nix-action@XX" step and expand the first line.
## Inputs (specify using `with:`) ## Inputs (specify using `with:`)
- `install_url`: specify URL to install Nix from (useful for testing non-stable releases or pinning Nix for example https://releases.nixos.org/nix/nix-2.3.7/install) - `install_url`: specify URL to install Nix from (useful for testing non-stable releases or pinning Nix for example https://releases.nixos.org/nix/nix-2.3.7/install)
@ -75,10 +75,6 @@ jobs:
## FAQ ## FAQ
### Is it possible to run NixOS tests / Qemu+KVM with GitHub Actions?
[Currently GitHub Actions are not running on Azure instance types that support nested virtualization](https://github.com/actions/virtual-environments/issues/183#issuecomment-610723516).
### How do I print nixpkgs version I have configured? ### How do I print nixpkgs version I have configured?
@ -94,7 +90,8 @@ With the following inputs:
extra_nix_config: "system-features = nixos-test benchmark big-parallel kvm" extra_nix_config: "system-features = nixos-test benchmark big-parallel kvm"
``` ```
Note that there's no hardware acceleration on GitHub Actions.
[Note that there's no hardware acceleration on GitHub Actions.](https://github.com/actions/virtual-environments/issues/183#issuecomment-610723516).
### How can I install packages via nix-env from the specified `nix_path`? ### How can I install packages via nix-env from the specified `nix_path`?