adbb9ff796
* The module now has systemd config * Add resolveLocalQueries option which sets up it as a dns server for local host (including reasonable setup of resolvconf) * Add "dnsmasq" user for running daemon * Enabled dbus and dnssec support for the package Conflicts: nixos/modules/misc/ids.nix
97 lines
2 KiB
Nix
97 lines
2 KiB
Nix
{ config, lib, pkgs, ... }:
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with lib;
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let
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cfg = config.services.dnsmasq;
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dnsmasq = pkgs.dnsmasq;
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dnsmasqConf = pkgs.writeText "dnsmasq.conf" ''
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${optionalString cfg.resolveLocalQueries ''
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conf-file=/etc/dnsmasq-conf.conf
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resolv-file=/etc/dnsmasq-resolv.conf
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''}
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${cfg.extraConfig}
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'';
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in
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{
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###### interface
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options = {
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services.dnsmasq = {
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enable = mkOption {
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default = false;
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description = ''
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Whether to run dnsmasq.
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'';
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};
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resolveLocalQueries = mkOption {
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default = true;
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description = ''
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Whether dnsmasq should resolve local queries (i.e. add 127.0.0.1 to
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/etc/resolv.conf)
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'';
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};
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servers = mkOption {
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default = [];
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example = [ "8.8.8.8" "8.8.4.4" ];
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description = ''
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The parameter to dnsmasq -S.
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'';
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};
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extraConfig = mkOption {
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type = types.string;
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default = "";
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description = ''
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Extra configuration directives that should be added to
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<literal>dnsmasq.conf</literal>
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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 config.services.dnsmasq.enable {
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environment.systemPackages = [ dnsmasq ]
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++ (if cfg.resolveLocalQueries then [ pkgs.openresolv ] else []);
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services.dbus.packages = [ dnsmasq ];
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users.extraUsers = singleton
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{ name = "dnsmasq";
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uid = config.ids.uids.dnsmasq;
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description = "Dnsmasq daemon user";
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home = "/var/empty";
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};
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systemd.services.dnsmasq = {
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description = "dnsmasq daemon";
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after = [ "network.target" ];
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wantedBy = [ "multi-user.target" ];
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serviceConfig = {
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Type = "dbus";
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BusName = "uk.org.thekelleys.dnsmasq";
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ExecStartPre = "${dnsmasq}/bin/dnsmasq --test";
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ExecStart = "${dnsmasq}/bin/dnsmasq -k --enable-dbus --user=dnsmasq -C ${dnsmasqConf}";
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ExecReload = "${dnsmasq}/bin/kill -HUP $MAINPID";
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};
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};
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};
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}
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