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docker.nix: Allow Nix configuration to be customized

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This commit is contained in:
Alex Wied 2022-07-28 03:36:39 -04:00
parent 2805439335
commit 228028fc1a
1 changed files with 9 additions and 3 deletions
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12
docker.nix
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@ -6,6 +6,7 @@
, channelURL ? "https://nixos.org/channels/nixpkgs-unstable" , channelURL ? "https://nixos.org/channels/nixpkgs-unstable"
, extraPkgs ? [] , extraPkgs ? []
, maxLayers ? 100 , maxLayers ? 100
, nixConf ? {}
}: }:
let let
defaultPkgs = with pkgs; [ defaultPkgs = with pkgs; [
@ -123,12 +124,17 @@ let
(lib.attrValues (lib.mapAttrs groupToGroup groups)) (lib.attrValues (lib.mapAttrs groupToGroup groups))
); );
nixConf = { defaultNixConf = {
sandbox = "false"; sandbox = "false";
build-users-group = "nixbld"; build-users-group = "nixbld";
trusted-public-keys = "cache.nixos.org-1:6NCHdD59X431o0gWypbMrAURkbJ16ZPMQFGspcDShjY="; trusted-public-keys = [ "cache.nixos.org-1:6NCHdD59X431o0gWypbMrAURkbJ16ZPMQFGspcDShjY=" ];
}; };
nixConfContents = (lib.concatStringsSep "\n" (lib.mapAttrsFlatten (n: v: "${n} = ${v}") nixConf)) + "\n";
nixConfContents = (lib.concatStringsSep "\n" (lib.mapAttrsFlatten (n: v:
let
vStr = if builtins.isList v then lib.concatStringsSep " " v else v;
in
"${n} = ${vStr}") (defaultNixConf // nixConf))) + "\n";
baseSystem = baseSystem =
let let