forked from hacc/haccfiles
31 lines
945 B
Nix
31 lines
945 B
Nix
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{ config, lib, pkgs, sources, ... }:
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let
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self = sources.self;
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slice = string: start: length: with lib;
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strings.concatStrings
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(lists.take length
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(lists.drop start
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(strings.stringToCharacters string)));
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formatDate = date:
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let
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year = slice date 0 4;
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month = slice date 4 2;
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day = slice date 6 2;
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hour = slice date 8 2;
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minute = slice date 10 2;
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second = slice date 12 2;
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in
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"${year}-${month}-${day} ${hour}:${minute}:${second} UTC";
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in
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{
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system.nixos.label = "${config.system.nixos.release}-haccfiles-${self.shortRev or self.dirtyShortRev}";
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users.motd = ''
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Welcome to ${config.networking.hostName}, running NixOS ${config.system.nixos.release}!
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Built from haccfiles ${self.rev or self.dirtyRev}.
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Last commit was at ${formatDate self.lastModifiedDate}.
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${if self ? dirtyRev then "\nPlease remember to commit your changes.\n" else ""}
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'';
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}
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