nixos/chrony: add makestep option (8584d7ec) · Commits · nix / nixpkgs

nixos/modules/services/networking/ntp/chrony.nix

+33 −1

Original line number	Diff line number	Diff line
		@@ -23,6 +23,8 @@ let
		cfg.initstepslew.enabled && (cfg.servers != [ ])
		) "initstepslew ${toString cfg.initstepslew.threshold} ${lib.concatStringsSep " " cfg.servers}"}

		${lib.optionalString cfg.makestep.enable "makestep ${toString cfg.makestep.threshold} ${toString cfg.makestep.limit}"}

		driftfile ${driftFile}
		keyfile ${keyFile}
		${lib.optionalString (cfg.enableRTCTrimming) "rtcfile ${rtcFile}"}
		@@ -134,8 +136,9 @@ in
		initstepslew = {
		enabled = lib.mkOption {
		type = lib.types.bool;
		default = true;
		default = false;
		description = ''
		DEPRECATED. Consider using `services.chrony.makestep` instead.
		Allow chronyd to make a rapid measurement of the system clock error
		at boot time, and to correct the system clock by stepping before
		normal operation begins.
		@@ -153,6 +156,35 @@ in
		};
		};

		makestep = {
		enable = lib.mkOption {
		type = lib.types.bool;
		default = true;
		description = ''
		Allow chronyd to step the system clock if the error is larger than
		the specified threshold.
		'';
		};

		threshold = lib.mkOption {
		type = lib.types.either lib.types.float lib.types.int;
		default = 0.1;
		description = ''
		The threshold of system clock error (in seconds) above which the
		clock will be stepped. If the correction required is less than the
		threshold, a slew is used instead.
		'';
		};

		limit = lib.mkOption {
		type = lib.types.ints.positive;
		default = 3;
		description = ''
		The maximum number of times the system clock will be stepped.
		'';
		};
		};

		directory = lib.mkOption {
		type = lib.types.str;
		default = "/var/lib/chrony";