diff options
Diffstat (limited to 'pkgs/build-support/docker/default.nix')
| -rw-r--r-- | pkgs/build-support/docker/default.nix | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/pkgs/build-support/docker/default.nix b/pkgs/build-support/docker/default.nix index 5e66c81e4ff9..5bbf1b63f2b0 100644 --- a/pkgs/build-support/docker/default.nix +++ b/pkgs/build-support/docker/default.nix @@ -37,6 +37,10 @@ let + inherit (lib) + optionals + ; + mkDbExtraCommand = contents: let contentsList = if builtins.isList contents then contents else [ contents ]; in '' @@ -787,6 +791,10 @@ rec { # We pick 100 to ensure there is plenty of room for extension. I # believe the actual maximum is 128. maxLayers ? 100, + # Whether to include store paths in the image. You generally want to leave + # this on, but tooling may disable this to insert the store paths more + # efficiently via other means, such as bind mounting the host store. + includeStorePaths ? true, }: assert (lib.assertMsg (maxLayers > 1) @@ -834,7 +842,9 @@ rec { ''; }; - closureRoots = [ baseJson ] ++ contentsList; + closureRoots = optionals includeStorePaths /* normally true */ ( + [ baseJson ] ++ contentsList + ); overallClosure = writeText "closure" (lib.concatStringsSep " " closureRoots); # These derivations are only created as implementation details of docker-tools, |