mirror of
https://github.com/NixOS/nix.git
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50 lines
2.3 KiB
YAML
50 lines
2.3 KiB
YAML
name: "Install Nix"
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description: "Helper action for installing Nix with support for dogfooding from master"
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inputs:
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dogfood:
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description: "Whether to use Nix installed from the latest artifact from master branch"
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required: true # Be explicit about the fact that we are using unreleased artifacts
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extra_nix_config:
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description: "Gets appended to `/etc/nix/nix.conf` if passed."
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install_url:
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description: "URL of the Nix installer"
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required: false
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default: "https://releases.nixos.org/nix/nix-2.30.2/install"
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github_token:
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description: "Github token"
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required: true
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runs:
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using: "composite"
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steps:
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- name: "Download nix install artifact from master"
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shell: bash
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id: download-nix-installer
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if: inputs.dogfood == 'true'
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run: |
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RUN_ID=$(gh run list --repo "$DOGFOOD_REPO" --workflow ci.yml --branch master --status success --json databaseId --jq ".[0].databaseId")
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if [ "$RUNNER_OS" == "Linux" ]; then
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INSTALLER_ARTIFACT="installer-linux"
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elif [ "$RUNNER_OS" == "macOS" ]; then
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INSTALLER_ARTIFACT="installer-darwin"
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else
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echo "::error ::Unsupported RUNNER_OS: $RUNNER_OS"
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exit 1
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fi
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INSTALLER_DOWNLOAD_DIR="$GITHUB_WORKSPACE/$INSTALLER_ARTIFACT"
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mkdir -p "$INSTALLER_DOWNLOAD_DIR"
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gh run download "$RUN_ID" --repo "$DOGFOOD_REPO" -n "$INSTALLER_ARTIFACT" -D "$INSTALLER_DOWNLOAD_DIR"
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echo "installer-path=file://$INSTALLER_DOWNLOAD_DIR" >> "$GITHUB_OUTPUT"
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echo "::notice ::Dogfooding Nix installer from master (https://github.com/$DOGFOOD_REPO/actions/runs/$RUN_ID)"
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env:
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GH_TOKEN: ${{ inputs.github_token }}
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DOGFOOD_REPO: "NixOS/nix"
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- uses: cachix/install-nix-action@c134e4c9e34bac6cab09cf239815f9339aaaf84e # v31.5.1
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with:
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# Ternary operator in GHA: https://www.github.com/actions/runner/issues/409#issuecomment-752775072
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install_url: ${{ inputs.dogfood == 'true' && format('{0}/install', steps.download-nix-installer.outputs.installer-path) || inputs.install_url }}
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install_options: ${{ inputs.dogfood == 'true' && format('--tarball-url-prefix {0}', steps.download-nix-installer.outputs.installer-path) || '' }}
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extra_nix_config: ${{ inputs.extra_nix_config }}
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