{ config, lib, pkgs, ... }: with lib; let cfg = config.services.siproxd; conf = '' daemonize = 0 rtp_proxy_enable = 1 user = siproxd if_inbound = ${cfg.ifInbound} if_outbound = ${cfg.ifOutbound} sip_listen_port = ${toString cfg.sipListenPort} rtp_port_low = ${toString cfg.rtpPortLow} rtp_port_high = ${toString cfg.rtpPortHigh} rtp_dscp = ${toString cfg.rtpDscp} sip_dscp = ${toString cfg.sipDscp} ${optionalString (cfg.hostsAllowReg != []) "hosts_allow_reg = ${concatStringsSep "," cfg.hostsAllowReg}"} ${optionalString (cfg.hostsAllowSip != []) "hosts_allow_sip = ${concatStringsSep "," cfg.hostsAllowSip}"} ${optionalString (cfg.hostsDenySip != []) "hosts_deny_sip = ${concatStringsSep "," cfg.hostsDenySip}"} ${optionalString (cfg.passwordFile != "") "proxy_auth_pwfile = ${cfg.passwordFile}"} ${cfg.extraConfig} ''; confFile = builtins.toFile "siproxd.conf" conf; in { ##### interface options = { services.siproxd = { enable = mkOption { type = types.bool; default = false; description = lib.mdDoc '' Whether to enable the Siproxd SIP proxy/masquerading daemon. ''; }; ifInbound = mkOption { type = types.str; example = "eth0"; description = lib.mdDoc "Local network interface"; }; ifOutbound = mkOption { type = types.str; example = "ppp0"; description = lib.mdDoc "Public network interface"; }; hostsAllowReg = mkOption { type = types.listOf types.str; default = [ ]; example = [ "192.168.1.0/24" "192.168.2.0/24" ]; description = lib.mdDoc '' Acess control list for incoming SIP registrations. ''; }; hostsAllowSip = mkOption { type = types.listOf types.str; default = [ ]; example = [ "123.45.0.0/16" "123.46.0.0/16" ]; description = lib.mdDoc '' Acess control list for incoming SIP traffic. ''; }; hostsDenySip = mkOption { type = types.listOf types.str; default = [ ]; example = [ "10.0.0.0/8" "11.0.0.0/8" ]; description = lib.mdDoc '' Acess control list for denying incoming SIP registrations and traffic. ''; }; sipListenPort = mkOption { type = types.int; default = 5060; description = lib.mdDoc '' Port to listen for incoming SIP messages. ''; }; rtpPortLow = mkOption { type = types.int; default = 7070; description = lib.mdDoc '' Bottom of UDP port range for incoming and outgoing RTP traffic ''; }; rtpPortHigh = mkOption { type = types.int; default = 7089; description = lib.mdDoc '' Top of UDP port range for incoming and outgoing RTP traffic ''; }; rtpTimeout = mkOption { type = types.int; default = 300; description = lib.mdDoc '' Timeout for an RTP stream. If for the specified number of seconds no data is relayed on an active stream, it is considered dead and will be killed. ''; }; rtpDscp = mkOption { type = types.int; default = 46; description = lib.mdDoc '' DSCP (differentiated services) value to be assigned to RTP packets. Allows QOS aware routers to handle different types traffic with different priorities. ''; }; sipDscp = mkOption { type = types.int; default = 0; description = lib.mdDoc '' DSCP (differentiated services) value to be assigned to SIP packets. Allows QOS aware routers to handle different types traffic with different priorities. ''; }; passwordFile = mkOption { type = types.str; default = ""; description = lib.mdDoc '' Path to per-user password file. ''; }; extraConfig = mkOption { type = types.lines; default = ""; description = lib.mdDoc '' Extra configuration to add to siproxd configuration. ''; }; }; }; ##### implementation config = mkIf cfg.enable { users.users.siproxyd = { uid = config.ids.uids.siproxd; }; systemd.services.siproxd = { description = "SIP proxy/masquerading daemon"; wantedBy = [ "multi-user.target" ]; after = [ "network.target" ]; serviceConfig = { ExecStart = "${pkgs.siproxd}/sbin/siproxd -c ${confFile}"; }; }; }; }