34 lines
1.6 KiB
YAML
34 lines
1.6 KiB
YAML
name: 'Initialize CI Environment and Repository for Flake Builds'
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description: 'Initialize a CI environment with nix (and also checkout the repository recursively with LFS)'
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inputs:
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token:
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description: 'OAUTH token to access repositories'
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required: false
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default: ${{ github.token }}
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lfs:
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description: Whether to enable lfs. Note that nix flakes don't support LFS currently.
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required: false
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default: true
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runs:
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using: "composite"
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steps:
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- name: Setup NIX CI Environment
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run: |
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mkdir -p ~/.config/nix
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echo "substituters = https://nixpkgs-cache.qo.is?priority=39" >> ~/.config/nix/nix.conf
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echo "trusted-public-keys = cache.nixos.org-1:6NCHdD59X431o0gWypbMrAURkbJ16ZPMQFGspcDShjY=" >> ~/.config/nix/nix.conf
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nix profile install nixpkgs#git-lfs nixpkgs#gnused
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- name: Checkout Repository
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shell: "nix shell nixpkgs#git-lfs nixpkgs#gnused --command {0}"
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run: |
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if [ "${{ inputs.lfs }}" == "true" ]; then git lfs install; fi
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GIT_SERVER=`echo -n "$GITHUB_SERVER_URL" | sed "s%https://%%"`
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echo -e "machine $GIT_SERVER\nlogin oauth2\npassword ${{ inputs.token }}" > ~/.netrc
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# Disable clone protection to pull LFS as well
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GIT_CLONE_PROTECTION_ACTIVE=false git clone --branch $GITHUB_REF_NAME --recurse-submodules $GITHUB_SERVER_URL/$GITHUB_REPOSITORY .
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git submodule update --init --recursive
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- name: Prefetch git submodules in nix store
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shell: "nix shell nixpkgs#nixVersions.nix_2_26 nixpkgs#git-lfs --command {0}"
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run: git submodule foreach --recursive 'nix flake prefetch'
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