100 lines
2.3 KiB
Nix
100 lines
2.3 KiB
Nix
with import <stockholm/lib>;
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{ config, lib, pkgs, ... }: let
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cfg = config.tv.umts;
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umts-dial = pkgs.writeDash "umts-dial" ''
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set -euf
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${pkgs.systemd}/bin/systemctl start umts
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trap 'cleanup; trap - EXIT INT TERM' EXIT INT TERM
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cleanup() {
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${pkgs.systemd}/bin/systemctl stop umts
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}
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echo nameserver 8.8.8.8 >> /etc/resolv.conf
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${pkgs.systemd}/bin/journalctl -xfu umts
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'';
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# https://github.com/NixOS/nixpkgs/issues/16113
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wvdial = let
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nixpkgs-1509 = import (pkgs.fetchFromGitHub {
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owner = "NixOS"; repo = "nixpkgs-channels";
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rev = "91371c2bb6e20fc0df7a812332d99c38b21a2bda";
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sha256 = "1as1i0j9d2n3iap9b471y4x01561r2s3vmjc5281qinirlr4al73";
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}) {};
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in
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nixpkgs-1509.wvdial;
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in {
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options.tv.umts = {
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enable = mkEnableOption "tv.umts";
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modem = mkOption {
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type = types.str;
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default = "/dev/ttyUSB0";
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};
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initstrings = mkOption {
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type = types.str;
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default = ''
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Init1 = ATZ
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Init2 = ATQ0 V1 E1 S0=0 &C1 &D2
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'';
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};
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username = mkOption {
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type = types.str;
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default = "default";
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};
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password = mkOption {
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type = types.str;
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default = "default";
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};
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pppDefaults = mkOption {
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type = types.str;
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default = ''
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noipdefault
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usepeerdns
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defaultroute
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persist
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noauth
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'';
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};
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};
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config = lib.mkIf cfg.enable {
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environment.etc = {
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"ppp/peers/wvdial".text = cfg.pppDefaults;
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"wvdial.conf".text = ''
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[Dialer Defaults]
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Modem = ${cfg.modem}
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${cfg.initstrings}
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Modem Type = Analog Modem
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Baud = 460800
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phone= *99#
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Username = ${cfg.username}
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Password = ${cfg.password}
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Stupid Mode = 1
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Idle Seconds = 0
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PPPD Path = ${pkgs.ppp}/bin/pppd
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'';
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};
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krebs.per-user.tv.packages = [
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(pkgs.writeDashBin "umts" ''
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exec sudo ${umts-dial}
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'')
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];
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security.sudo.extraConfig = ''
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tv ALL= (root) NOPASSWD: ${umts-dial}
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'';
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systemd.services.umts = {
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description = "UMTS wvdial Service";
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serviceConfig = {
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Type = "simple";
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Restart = "always";
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RestartSec = "10s";
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ExecStart = "${wvdial}/bin/wvdial -n";
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};
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};
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};
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}
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