Torjus Håkestad
258e350b89
Displays FQDN and flake commit hash with timestamp on login. Templates can override with their own MOTD via mkDefault. Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
29 lines
924 B
Nix
29 lines
924 B
Nix
{ config, lib, self, ... }:
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let
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hostname = config.networking.hostName;
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domain = config.networking.domain or "";
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fqdn = if domain != "" then "${hostname}.${domain}" else hostname;
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# Get commit hash (handles both clean and dirty trees)
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shortRev = self.shortRev or self.dirtyShortRev or "unknown";
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# Format timestamp from lastModified (Unix timestamp)
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# lastModifiedDate is in format "YYYYMMDDHHMMSS"
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dateStr = self.sourceInfo.lastModifiedDate or "unknown";
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formattedDate = if dateStr != "unknown" then
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"${builtins.substring 0 4 dateStr}-${builtins.substring 4 2 dateStr}-${builtins.substring 6 2 dateStr} ${builtins.substring 8 2 dateStr}:${builtins.substring 10 2 dateStr}"
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else
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"unknown";
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banner = ''
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####################################
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${fqdn}
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Commit: ${shortRev} (${formattedDate})
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####################################
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'';
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in
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{
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users.motd = lib.mkDefault banner;
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}
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