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nixfiles/modules/update-from-hydra/default.nix

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{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.services.update-from-hydra;
repositoryOpts = { config, ... }@moduleAttrs: {
options = {
enable = mkEnableOption "Make a hydra build output availiable with a symlink and keep it up to date";
resultPath = mkOption {
type = types.path;
description = ''
Path to the symlink pointing to the hydra build output store path
'';
};
hydraUrl = mkOption {
type = types.str;
description = ''
'';
};
hydraProject = mkOption {
type = types.str;
description = ''
Hydra project name
'';
};
hydraJobset = mkOption {
type = types.str;
description = ''
Hydra jobset name
'';
};
hydraJob = mkOption {
type = types.str;
description = ''
Hydra job name
'';
};
buildOutput = mkOption {
type = with types; nullOr str;
default = null;
description = ''
Build output name
'';
};
nixStoreUri = mkOption {
type = types.str;
description = ''
'';
};
startAt = mkOption {
type = with types; either str (listOf str);
default = "hourly";
description = ''
How often the directory should be updated.
Formatspecified by `systemd.time 7`.
This value can also be a list of `systemd.time 7` formatted
strings, in which case the service will be started on multiple
schedules.
'';
};
};
};
in {
options = {
services.update-from-hydra = {
paths = mkOption {
type = with types; attrsOf (submodule repositoryOpts);
default = {};
};
};
};
config = {
systemd.services = (mapAttrs' (name: path: nameValuePair "update-from-hydra-${name}" (mkIf path.enable {
inherit (path) startAt;
wantedBy = [ "multi-user.target" ];
script = ''
${pkgs.update-from-hydra}/bin/update-from-hydra --hydra-url "${path.hydraUrl}" --hydra-project "${path.hydraProject}" --hydra-jobset "${path.hydraJobset}" --hydra-job "${path.hydraJob}" ${optionalString (path.buildOutput != null) "--build-output ${path.buildOutput}"} --nix-store-uri "${path.nixStoreUri}" --gcroot-name "${name}" "${path.resultPath}"
'';
})
) cfg.paths);
};
}