77 lines
1.7 KiB
Nix
77 lines
1.7 KiB
Nix
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{ config, lib, pkgs, ... }:
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with lib;
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let
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# TODO: currently it is only netzclub
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umts-bin = pkgs.writeScriptBin "umts" ''
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#!/bin/sh
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set -euf
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systemctl start umts
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trap "systemctl stop umts;trap - INT TERM EXIT;exit" INT TERM EXIT
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echo nameserver 8.8.8.8 | tee -a /etc/resolv.conf
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journalctl -xfu umts
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'';
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wvdial-defaults = ''
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Phone = *99***1#
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Dial Command = ATDT
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Modem = ${cfg.modem-device}
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Baud = 460800
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Init1 = AT+CGDCONT=1,"IP","pinternet.interkom.de","",0,0
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Init2 = ATZ
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Init3 = ATQ0 V1 E1 S0=0 &C1 &D2 +FCLASS=0
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ISDN = 0
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Modem Type = Analog Modem
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Username = netzclub
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Password = netzclub
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Stupid Mode = 1
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Idle Seconds = 0'';
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cfg = config.makefu.umts;
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out = {
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options.makefu.umts = api;
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config = mkIf cfg.enable imp;
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};
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api = {
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enable = mkEnableOption "umts";
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modem-device = mkOption {
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default = "/dev/ttyUSB0";
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type = types.str;
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description = ''
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path to modem device, use <filename>/dev/serial/by-id/...</filename>
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to avoid race conditions.
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'';
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};
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};
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imp = {
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environment.shellAliases = {
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umts = "sudo ${umts-bin}/bin/umts";
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};
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environment.systemPackages = [ ];
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environment.wvdial.dialerDefaults = wvdial-defaults;
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systemd.targets.network-umts = {
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description = "System is running on UMTS";
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unitConfig.StopWhenUnneeded = true;
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};
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systemd.services.umts = {
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description = "UMTS wvdial Service";
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before = [ "network-umts.target" ];
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serviceConfig = {
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Type = "simple";
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Restart = "always";
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RestartSec = "4s";
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ExecStart = "${pkgs.wvdial}/bin/wvdial -n";
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};
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};
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};
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in out
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