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{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.services.chronos;
in {
###### interface
options.services.chronos = {
enable = mkOption {
description = "Whether to enable graphite web frontend.";
default = false;
type = types.bool;
};
httpPort = mkOption {
description = "Chronos listening port";
default = 4400;
type = types.int;
};
master = mkOption {
description = "Chronos mesos master zookeeper address";
default = "zk://${head cfg.zookeeperHosts}/mesos";
type = types.str;
};
zookeeperHosts = mkOption {
description = "Chronos mesos zookepper addresses";
default = [ "localhost:2181" ];
type = types.listOf types.str;
};
};
###### implementation
config = mkIf cfg.enable {
systemd.services.chronos = {
description = "Chronos Service";
wantedBy = [ "multi-user.target" ];
after = [ "network.target" "zookeeper.service" ];
serviceConfig = {
ExecStart = "${pkgs.chronos}/bin/chronos --master ${cfg.master} --zk_hosts ${concatStringsSep "," cfg.zookeeperHosts} --http_port ${toString cfg.httpPort}";
User = "chronos";
};
};
users.extraUsers.chronos.uid = config.ids.uids.chronos;
};
}
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