61 lines
1.3 KiB
Nix
61 lines
1.3 KiB
Nix
{
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lib,
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config,
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pkgs,
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...
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}:
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let
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inherit (lib)
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attrNames
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concatMapStrings
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genAttrs
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filterAttrs
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makeBinPath
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mkOptionDefault
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optionalString
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;
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promptToFile = name: ''
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cat "$prompts/${name}" > "$out/${name}"
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'';
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promptsToFilesScript = concatMapStrings promptToFile;
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filePromptNames = attrNames (filterAttrs (_name: prompt: prompt.persist) config.prompts);
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in
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{
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finalScript = mkOptionDefault (
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pkgs.writeScript "generator-${config.name}" ''
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set -eu -o pipefail
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export PATH="${makeBinPath config.runtimeInputs}:${pkgs.coreutils}/bin"
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${optionalString (pkgs.stdenv.hostPlatform.isLinux) ''
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# prepare sandbox user on platforms where this is supported
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mkdir -p /etc
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cat > /etc/group <<EOF
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root:x:0:
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nixbld:!:$(id -g):
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nogroup:x:65534:
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EOF
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cat > /etc/passwd <<EOF
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root:x:0:0:Nix build user:/build:/noshell
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nixbld:x:$(id -u):$(id -g):Nix build user:/build:/noshell
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nobody:x:65534:65534:Nobody:/:/noshell
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EOF
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cat > /etc/hosts <<EOF
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127.0.0.1 localhost
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::1 localhost
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EOF
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''}
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${promptsToFilesScript filePromptNames}
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${config.script}
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''
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);
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files = genAttrs filePromptNames (_name: { });
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}
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