b12f/nixpkgs
1
0
Fork 0
Code Issues Pull requests Packages Projects Releases Wiki Activity

nixos: cosmetic refactor of environment.etc."hostid"

Browse source 
Create the file using attrset instead of list, to make it easier to
later provide other files in the same module.
This commit is contained in:
Bjørn Forsman 2017-01-01 16:41:34 +01:00
parent 31dc66a55a
commit 49d444416c
1 changed files with 10 additions and 14 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

24
nixos/modules/tasks/network-interfaces.nix
View file

@ -910,20 +910,16 @@ in
domainname "${cfg.domain}"
'';
environment.etc = mkIf (cfg.hostId != null)
[
{
target = "hostid";
source = pkgs.runCommand "gen-hostid" {} ''
hi="${cfg.hostId}"
${if pkgs.stdenv.isBigEndian then ''
echo -ne "\x''${hi:0:2}\x''${hi:2:2}\x''${hi:4:2}\x''${hi:6:2}" > $out
'' else ''
echo -ne "\x''${hi:6:2}\x''${hi:4:2}\x''${hi:2:2}\x''${hi:0:2}" > $out
''}
'';
}
];
environment.etc."hostid" = mkIf (cfg.hostId != null)
{ source = pkgs.runCommand "gen-hostid" {} ''
hi="${cfg.hostId}"
${if pkgs.stdenv.isBigEndian then ''
echo -ne "\x''${hi:0:2}\x''${hi:2:2}\x''${hi:4:2}\x''${hi:6:2}" > $out
'' else ''
echo -ne "\x''${hi:6:2}\x''${hi:4:2}\x''${hi:2:2}\x''${hi:0:2}" > $out
''}
'';
};
environment.systemPackages =
[ pkgs.host