111 lines
2.9 KiB
Nix
111 lines
2.9 KiB
Nix
{ config, lib, pkgs, ...}:
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let
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cfg = config.services.hitch;
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ocspDir = lib.optionalString cfg.ocsp-stapling.enabled "/var/cache/hitch/ocsp";
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hitchConfig = with lib; pkgs.writeText "hitch.conf" (concatStringsSep "\n" [
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("backend = \"${cfg.backend}\"")
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(concatMapStrings (s: "frontend = \"${s}\"\n") cfg.frontend)
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(concatMapStrings (s: "pem-file = \"${s}\"\n") cfg.pem-files)
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("ciphers = \"${cfg.ciphers}\"")
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("ocsp-dir = \"${ocspDir}\"")
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"user = \"${cfg.user}\""
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"group = \"${cfg.group}\""
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cfg.extraConfig
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]);
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in
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with lib;
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{
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options = {
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services.hitch = {
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enable = mkEnableOption "Hitch Server";
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backend = mkOption {
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type = types.str;
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description = ''
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The host and port Hitch connects to when receiving
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a connection in the form [HOST]:PORT
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'';
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};
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ciphers = mkOption {
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type = types.str;
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default = "EECDH+AESGCM:EDH+AESGCM:AES256+EECDH:AES256+EDH";
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description = "The list of ciphers to use";
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};
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frontend = mkOption {
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type = types.either types.str (types.listOf types.str);
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default = "[127.0.0.1]:443";
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description = ''
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The port and interface of the listen endpoint in the
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+ form [HOST]:PORT[+CERT].
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'';
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apply = toList;
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};
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pem-files = mkOption {
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type = types.listOf types.path;
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default = [];
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description = "PEM files to use";
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};
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ocsp-stapling = {
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enabled = mkOption {
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type = types.bool;
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default = true;
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description = "Whether to enable OCSP Stapling";
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};
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};
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user = mkOption {
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type = types.str;
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default = "hitch";
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description = "The user to run as";
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};
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group = mkOption {
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type = types.str;
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default = "hitch";
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description = "The group to run as";
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};
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extraConfig = mkOption {
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type = types.lines;
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default = "";
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description = "Additional configuration lines";
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};
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};
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};
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config = mkIf cfg.enable {
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systemd.services.hitch = {
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description = "Hitch";
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wantedBy = [ "multi-user.target" ];
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after = [ "network.target" ];
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preStart = ''
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${pkgs.hitch}/sbin/hitch -t --config ${hitchConfig}
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'' + (optionalString cfg.ocsp-stapling.enabled ''
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mkdir -p ${ocspDir}
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chown -R hitch:hitch ${ocspDir}
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'');
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serviceConfig = {
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Type = "forking";
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ExecStart = "${pkgs.hitch}/sbin/hitch --daemon --config ${hitchConfig}";
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ExecReload = "${pkgs.coreutils}/bin/kill -HUP $MAINPID";
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Restart = "always";
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RestartSec = "5s";
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LimitNOFILE = 131072;
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};
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};
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environment.systemPackages = [ pkgs.hitch ];
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users.users.hitch = {
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group = "hitch";
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isSystemUser = true;
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};
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users.groups.hitch = {};
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};
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}
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