servo: enable UPnP port forwarding timer
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13794e9eaa
commit
35c9f2bf60
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@ -4,6 +4,7 @@
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networking.domain = "uninsane.org";
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sane.services.wan-ports.openFirewall = true;
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sane.services.wan-ports.openUpnp = true;
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# The global useDHCP flag is deprecated, therefore explicitly set to false here.
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# Per-interface useDHCP will be mandatory in the future, so this generated config
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@ -1,4 +1,4 @@
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{ config, lib, ... }:
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{ config, lib, pkgs, ... }:
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let
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cfg = config.sane.services.wan-ports;
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in
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@ -9,14 +9,32 @@ in
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default = false;
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type = types.bool;
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};
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# TODO: openUpnp option
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openUpnp = mkOption {
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default = false;
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type = types.bool;
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};
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upnpRenewInterval = mkOption {
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default = "1hr";
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type = types.str;
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description = "how frequently to renew UPnP leases";
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};
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upnpLeaseDuration = mkOption {
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default = 86400;
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type = types.int;
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description = "how long to lease UPnP ports for";
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};
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# TODO: rework this to look like:
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# ports.53 = {
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# protocol = [ "udp" "tcp" ]; # have this be default
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# visibility = "wan"; # or "lan"
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# }
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# or maybe:
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# tcp.ports.53 = {
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# visibility = "wan"; # or "lan"
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# };
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# and a special convertibleTo to handle port ranges
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# plus aggregation to convert individual ports back to ranges before doing certain operations (like UPnP?)
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tcp = mkOption {
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type = types.listOf types.int;
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default = [];
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@ -28,8 +46,36 @@ in
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};
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};
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config = lib.mkIf cfg.openFirewall {
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networking.firewall.allowedTCPPorts = cfg.tcp;
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networking.firewall.allowedUDPPorts = cfg.udp;
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};
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config = lib.mkMerge [
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(lib.mkIf cfg.openFirewall {
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networking.firewall.allowedTCPPorts = cfg.tcp;
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networking.firewall.allowedUDPPorts = cfg.udp;
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})
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(lib.mkIf cfg.openUpnp {
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systemd.services.upnp-forwards = {
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description = "forward ports from upstream gateway to this host";
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serviceConfig.Type = "oneshot";
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restartTriggers = [(builtins.toJSON cfg)];
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after = [ "network.target" ];
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script =
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let
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forwards =
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(builtins.map (p: "tcp:${builtins.toString p}") cfg.tcp) ++
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(builtins.map (p: "udp:${builtins.toString p}") cfg.udp);
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in ''
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${pkgs.sane-scripts}/bin/sane-ip-port-forward -v -d ${builtins.toString cfg.upnpLeaseDuration} \
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${builtins.concatStringsSep " " forwards}
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'';
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};
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systemd.timers.upnp-forwards = {
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wantedBy = [ "network.target" ];
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timerConfig = {
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OnStartupSec = "1min";
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OnUnitActiveSec = cfg.upnpRenewInterval;
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};
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};
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})
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];
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}
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