From b091ebbab79d6780839ced56e3eef28241e6ea4c Mon Sep 17 00:00:00 2001 From: tv Date: Tue, 24 Oct 2017 22:30:23 +0200 Subject: tv umts: import from lass --- tv/3modules/default.nix | 1 + tv/3modules/umts.nix | 112 ++++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 113 insertions(+) create mode 100644 tv/3modules/umts.nix (limited to 'tv/3modules') diff --git a/tv/3modules/default.nix b/tv/3modules/default.nix index 493cc8b72..0fcf8cc9d 100644 --- a/tv/3modules/default.nix +++ b/tv/3modules/default.nix @@ -5,6 +5,7 @@ ./hosts.nix ./iptables.nix ./nixpkgs-overlays.nix + ./umts.nix ./x0vncserver.nix ]; } diff --git a/tv/3modules/umts.nix b/tv/3modules/umts.nix new file mode 100644 index 000000000..ebf4f780f --- /dev/null +++ b/tv/3modules/umts.nix @@ -0,0 +1,112 @@ +{ config, lib, pkgs, ... }: + +with import ; + +let + cfg = config.tv.umts; + + out = { + options.tv.umts = api; + config = lib.mkIf cfg.enable imp; + }; + + api = { + enable = mkEnableOption "umts"; + modem = mkOption { + type = types.str; + default = "/dev/ttyUSB0"; + }; + initstrings = mkOption { + type = types.str; + default = '' + Init1 = ATZ + Init2 = ATQ0 V1 E1 S0=0 &C1 &D2 + ''; + }; + username = mkOption { + type = types.str; + default = "default"; + }; + password = mkOption { + type = types.str; + default = "default"; + }; + pppDefaults = mkOption { + type = types.str; + default = '' + noipdefault + usepeerdns + defaultroute + persist + noauth + ''; + }; + }; + + nixpkgs-1509 = import (pkgs.fetchFromGitHub { + owner = "NixOS"; repo = "nixpkgs-channels"; + rev = "91371c2bb6e20fc0df7a812332d99c38b21a2bda"; + sha256 = "1as1i0j9d2n3iap9b471y4x01561r2s3vmjc5281qinirlr4al73"; + }) {}; + + wvdial = nixpkgs-1509.wvdial; # https://github.com/NixOS/nixpkgs/issues/16113 + + umts-bin = pkgs.writeScriptBin "umts" '' + #!/bin/sh + set -euf + systemctl start umts + trap "systemctl stop umts;trap - INT TERM EXIT;exit" INT TERM EXIT + echo nameserver 8.8.8.8 | tee -a /etc/resolv.conf + journalctl -xfu umts + ''; + + wvdial-defaults = '' + [Dialer Defaults] + Modem = ${cfg.modem} + ${cfg.initstrings} + Modem Type = Analog Modem + Baud = 460800 + phone= *99# + Username = ${cfg.username} + Password = ${cfg.password} + Stupid Mode = 1 + Idle Seconds = 0 + PPPD Path = ${pkgs.ppp}/bin/pppd + ''; + + imp = { + environment.shellAliases = { + umts = "sudo ${umts-bin}/bin/umts"; + }; + + environment.systemPackages = [ + pkgs.ppp + ]; + + security.sudo.extraConfig = '' + tv ALL= (root) NOPASSWD: ${umts-bin}/bin/umts + ''; + + environment.etc = [ + { + source = pkgs.writeText "wvdial.conf" wvdial-defaults; + target = "wvdial.conf"; + } + { + source = pkgs.writeText "wvdial" cfg.pppDefaults; + target = "ppp/peers/wvdial"; + } + ]; + + systemd.services.umts = { + description = "UMTS wvdial Service"; + serviceConfig = { + Type = "simple"; + Restart = "always"; + RestartSec = "10s"; + ExecStart = "${wvdial}/bin/wvdial -n"; + }; + }; + }; + +in out -- cgit v1.2.3