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|
{ config, lib, pkgs, ...}:
with lib;
let
cfg = config.services.hail;
in {
###### interface
options.services.hail = {
enable = mkOption {
type = types.bool;
default = false;
description = lib.mdDoc ''
Enables the Hail Auto Update Service. Hail can automatically deploy artifacts
built by a Hydra Continous Integration server. A common use case is to provide
continous deployment for single services or a full NixOS configuration.'';
};
profile = mkOption {
type = types.str;
default = "hail-profile";
description = lib.mdDoc "The name of the Nix profile used by Hail.";
};
hydraJobUri = mkOption {
type = types.str;
description = lib.mdDoc "The URI of the Hydra Job.";
};
netrc = mkOption {
type = types.nullOr types.path;
description = lib.mdDoc "The netrc file to use when fetching data from Hydra.";
default = null;
};
package = mkOption {
type = types.package;
default = pkgs.haskellPackages.hail;
defaultText = literalExpression "pkgs.haskellPackages.hail";
description = lib.mdDoc "Hail package to use.";
};
};
###### implementation
config = mkIf cfg.enable {
systemd.services.hail = {
description = "Hail Auto Update Service";
wants = [ "network-online.target" ];
wantedBy = [ "multi-user.target" ];
path = with pkgs; [ nix ];
environment = {
HOME = "/var/lib/empty";
};
serviceConfig = {
ExecStart = "${cfg.package}/bin/hail --profile ${cfg.profile} --job-uri ${cfg.hydraJobUri}"
+ lib.optionalString (cfg.netrc != null) " --netrc-file ${cfg.netrc}";
};
};
};
}
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