31 lines
802 B
Nix
31 lines
802 B
Nix
{
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lib,
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config,
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...
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}:
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let
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var = config.clan.core.vars.generators.state-version.files.version or { };
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in
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{
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options.clan.core.settings.state-version = {
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enable = lib.mkEnableOption "automatic state-version generation.
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The option will take the specified version, if one is already supplied through
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the config or generate one if not";
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};
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config = lib.mkIf (config.clan.core.settings.state-version.enable) {
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system.stateVersion = lib.mkDefault (lib.removeSuffix "\n" var.value);
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clan.core.vars.generators.state-version = {
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files.version = {
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secret = false;
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value = lib.mkDefault config.system.nixos.release;
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};
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runtimeInputs = [ ];
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script = ''
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echo -n ${config.system.stateVersion} > "$out"/version
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'';
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};
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};
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}
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