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|
{ config, lib, pkgs, ... }:
with builtins;
with lib;
let
cfg = config.services.osquery;
in
{
options = {
services.osquery = {
enable = mkEnableOption "osquery";
loggerPath = mkOption {
type = types.path;
description = "Base directory used for logging.";
default = "/var/log/osquery";
};
pidfile = mkOption {
type = types.path;
description = "Path used for pid file.";
default = "/var/osquery/osqueryd.pidfile";
};
utc = mkOption {
type = types.bool;
description = "Attempt to convert all UNIX calendar times to UTC.";
default = true;
};
databasePath = mkOption {
type = types.path;
description = "Path used for database file.";
default = "/var/osquery/osquery.db";
};
extraConfig = mkOption {
type = types.attrs // {
merge = loc: foldl' (res: def: recursiveUpdate res def.value) {};
};
description = "Extra config to be recursively merged into the JSON config file.";
default = { };
};
};
};
config = mkIf cfg.enable {
environment.systemPackages = [ pkgs.osquery ];
environment.etc."osquery/osquery.conf".text = toJSON (
recursiveUpdate {
options = {
config_plugin = "filesystem";
logger_plugin = "filesystem";
logger_path = cfg.loggerPath;
database_path = cfg.databasePath;
utc = cfg.utc;
};
} cfg.extraConfig
);
systemd.services.osqueryd = {
description = "The osquery Daemon";
after = [ "network.target" "syslog.service" ];
wantedBy = [ "multi-user.target" ];
path = [ pkgs.osquery ];
preStart = ''
mkdir -p ${escapeShellArg cfg.loggerPath}
mkdir -p "$(dirname ${escapeShellArg cfg.pidfile})"
mkdir -p "$(dirname ${escapeShellArg cfg.databasePath})"
'';
serviceConfig = {
TimeoutStartSec = 0;
ExecStart = "${pkgs.osquery}/bin/osqueryd --logger_path ${escapeShellArg cfg.loggerPath} --pidfile ${escapeShellArg cfg.pidfile} --database_path ${escapeShellArg cfg.databasePath}";
KillMode = "process";
KillSignal = "SIGTERM";
Restart = "on-failure";
};
};
};
}
|