99 lines
2.9 KiB
Nix
99 lines
2.9 KiB
Nix
{ config, lib, pkgs, ... }:
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with lib;
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let
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cfg = config.services.miniupnpd;
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configFile = pkgs.writeText "miniupnpd.conf" ''
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ext_ifname=${cfg.externalInterface}
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enable_natpmp=${if cfg.natpmp then "yes" else "no"}
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enable_upnp=${if cfg.upnp then "yes" else "no"}
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${concatMapStrings (range: ''
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listening_ip=${range}
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'') cfg.internalIPs}
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${cfg.appendConfig}
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'';
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in
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{
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options = {
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services.miniupnpd = {
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enable = mkEnableOption "MiniUPnP daemon";
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externalInterface = mkOption {
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type = types.str;
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description = ''
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Name of the external interface.
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'';
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};
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internalIPs = mkOption {
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type = types.listOf types.str;
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example = [ "192.168.1.1/24" "enp1s0" ];
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description = ''
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The IP address ranges to listen on.
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'';
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};
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natpmp = mkEnableOption "NAT-PMP support";
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upnp = mkOption {
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default = true;
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type = types.bool;
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description = ''
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Whether to enable UPNP support.
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'';
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};
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appendConfig = mkOption {
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type = types.lines;
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default = "";
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description = ''
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Configuration lines appended to the MiniUPnP config.
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'';
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};
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};
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};
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config = mkIf cfg.enable {
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# from miniupnpd/netfilter/iptables_init.sh
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networking.firewall.extraCommands = ''
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iptables -t nat -N MINIUPNPD
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iptables -t nat -A PREROUTING -i ${cfg.externalInterface} -j MINIUPNPD
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iptables -t mangle -N MINIUPNPD
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iptables -t mangle -A PREROUTING -i ${cfg.externalInterface} -j MINIUPNPD
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iptables -t filter -N MINIUPNPD
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iptables -t filter -A FORWARD -i ${cfg.externalInterface} ! -o ${cfg.externalInterface} -j MINIUPNPD
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iptables -t nat -N MINIUPNPD-PCP-PEER
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iptables -t nat -A POSTROUTING -o ${cfg.externalInterface} -j MINIUPNPD-PCP-PEER
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'';
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# from miniupnpd/netfilter/iptables_removeall.sh
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networking.firewall.extraStopCommands = ''
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iptables -t nat -F MINIUPNPD
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iptables -t nat -D PREROUTING -i ${cfg.externalInterface} -j MINIUPNPD
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iptables -t nat -X MINIUPNPD
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iptables -t mangle -F MINIUPNPD
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iptables -t mangle -D PREROUTING -i ${cfg.externalInterface} -j MINIUPNPD
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iptables -t mangle -X MINIUPNPD
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iptables -t filter -F MINIUPNPD
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iptables -t filter -D FORWARD -i ${cfg.externalInterface} ! -o ${cfg.externalInterface} -j MINIUPNPD
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iptables -t filter -X MINIUPNPD
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iptables -t nat -F MINIUPNPD-PCP-PEER
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iptables -t nat -D POSTROUTING -o ${cfg.externalInterface} -j MINIUPNPD-PCP-PEER
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iptables -t nat -X MINIUPNPD-PCP-PEER
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'';
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systemd.services.miniupnpd = {
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description = "MiniUPnP daemon";
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after = [ "network.target" ];
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wantedBy = [ "multi-user.target" ];
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serviceConfig = {
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ExecStart = "${pkgs.miniupnpd}/bin/miniupnpd -f ${configFile}";
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PIDFile = "/var/run/miniupnpd.pid";
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Type = "forking";
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};
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};
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};
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}
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