tvl-depot/home/modules/lib/cloneRepo.nix
Griffin Smith 28ccec9704 Initial commit
It begins...
2020-03-28 11:47:06 -04:00

67 lines
1.8 KiB
Nix

{ lib, config, ... }:
with lib;
{
options = {
impure.clonedRepos = mkOption {
description = "Repositories to clone";
default = {};
type = with types; loaOf (
let sm = submodule {
options = {
url = mkOption {
type = nullOr str;
description = "URL of repository to clone";
default = null;
};
github = mkOption {
type = nullOr str;
description = "Github owner/repo of repository to clone";
default = null;
};
path = mkOption {
type = str;
description = "Path to clone to";
};
onClone = mkOption {
type = str;
description = ''
Shell command to run after cloning the repo for the first time.
Runs inside the repo itself.
'';
default = "";
};
after = mkOption {
type = listOf str;
description = "Activation hooks that this repository must be cloned after";
default = [];
};
};
};
in addCheck sm (cr: (! isNull cr.url || ! isNull cr.github))
);
};
};
config = {
home.activation =
mapAttrs
(_: {
url, path, github, onClone, after
}:
let repoURL = if isNull url then "git@github.com:${github}" else url;
in hm.dag.entryAfter (["writeBoundary"] ++ after) ''
$DRY_RUN_CMD mkdir -p $(dirname "${path}")
if [[ ! -d ${path} ]]; then
$DRY_RUN_CMD git clone "${repoURL}" "${path}"
pushd ${path}
$DRY_RUN_CMD ${onClone}
popd
fi
'')
config.impure.clonedRepos;
};
}