111 lines
2.5 KiB
Nix
111 lines
2.5 KiB
Nix
{ config, lib, pkgs, ... }:
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with lib;
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let
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inherit (pkgs) coreutils tlsdate;
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cfg = config.services.tlsdated;
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in
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{
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###### interface
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options = {
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services.tlsdated = {
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enable = mkOption {
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type = types.bool;
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default = false;
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description = ''
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Enable tlsdated daemon.
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'';
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};
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extraOptions = mkOption {
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type = types.string;
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description = ''
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Additional command line arguments to pass to tlsdated.
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'';
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};
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sources = mkOption {
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type = types.listOf (types.submodule {
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options = {
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host = mkOption {
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type = types.string;
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description = ''
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Remote hostname.
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'';
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};
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port = mkOption {
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type = types.int;
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description = ''
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Remote port.
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'';
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};
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proxy = mkOption {
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type = types.nullOr types.string;
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default = null;
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description = ''
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The proxy argument expects HTTP, SOCKS4A or SOCKS5 formatted as followed:
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http://127.0.0.1:8118
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socks4a://127.0.0.1:9050
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socks5://127.0.0.1:9050
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The proxy support should not leak DNS requests and is suitable for use with Tor.
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'';
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};
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};
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});
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default = [
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{
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host = "encrypted.google.com";
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port = 443;
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proxy = null;
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}
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];
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description = ''
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You can list one or more sources to fetch time from.
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'';
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};
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};
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};
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###### implementation
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config = mkIf cfg.enable {
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# Make tools such as tlsdate available in the system path
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environment.systemPackages = [ tlsdate ];
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systemd.services.tlsdated = {
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description = "tlsdated daemon";
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wantedBy = [ "multi-user.target" ];
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serviceConfig = {
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# XXX because pkgs.tlsdate is compiled to run as nobody:nogroup, we
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# hard-code base-path to /tmp and use PrivateTmp.
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ExecStart = "${tlsdate}/bin/tlsdated -f ${pkgs.writeText "tlsdated.confg" ''
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base-path /tmp
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${concatMapStrings (src: ''
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source
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host ${src.host}
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port ${toString src.port}
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proxy ${if src.proxy == null then "none" else src.proxy}
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end
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'') cfg.sources}
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''} ${cfg.extraOptions}";
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PrivateTmp = "yes";
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};
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};
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};
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}
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