32 lines
627 B
Nix
32 lines
627 B
Nix
{ lib, ... }:
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let
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inherit (lib)
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filterAttrs
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groupBy
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mapAttrs
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unique
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;
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serviceNamesByUid = entries:
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mapAttrs (_uid: uidEntries: unique (map (entry: entry.entry) uidEntries)) (
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groupBy (entry: toString entry.value) entries
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);
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duplicateUids = entries:
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filterAttrs (_uid: serviceNames: builtins.length serviceNames > 1) (serviceNamesByUid entries);
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in
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{
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# Next stable UID: 20003
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replicate = true;
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type = lib.types.ints.positive;
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checks = [
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{
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assertion = entries: duplicateUids entries == { };
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message = "Stable UID allocations must be unique.";
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}
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];
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}
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