From 1d18ada0773443fddd22ddce04373da782b034a7 Mon Sep 17 00:00:00 2001
From: makefu <github@syntax-fehler.de>
Date: Thu, 14 Jan 2016 12:43:59 +0100
Subject: ma 3 umts: init

---
 makefu/1systems/pornocauster.nix |  5 ++-
 makefu/2configs/wwan.nix         | 36 ++++---------------
 makefu/3modules/default.nix      |  1 +
 makefu/3modules/umts.nix         | 76 ++++++++++++++++++++++++++++++++++++++++
 4 files changed, 87 insertions(+), 31 deletions(-)
 create mode 100644 makefu/3modules/umts.nix

(limited to 'makefu')

diff --git a/makefu/1systems/pornocauster.nix b/makefu/1systems/pornocauster.nix
index 690e26b36..d7fa8edc5 100644
--- a/makefu/1systems/pornocauster.nix
+++ b/makefu/1systems/pornocauster.nix
@@ -35,12 +35,14 @@
       # ../2configs/mediawiki.nix
       #../2configs/wordpress.nix
     ];
+  hardware.sane.enable = true;
+  hardware.sane.extraBackends = [ pkgs.samsungUnifiedLinuxDriver ];
   nixpkgs.config.packageOverrides = pkgs: {
     tinc = pkgs.tinc_pre;
   };
 
   krebs.Reaktor = {
-    enable = true;
+    enable = false;
     nickname = "makefu|r";
     plugins = with pkgs.ReaktorPlugins; [ nixos-version random-emoji ];
   };
@@ -59,6 +61,7 @@
   hardware.pulseaudio.configFile = pkgs.writeText "pulse-default-pa" ''
     ${builtins.readFile "${config.hardware.pulseaudio.package}/etc/pulse/default.pa"}
     load-module module-alsa-sink device=hw:0,3 sink_properties=device.description="HDMIOutput" sink_name="HDMI"'';
+  networking.firewall.enable = false;
   networking.firewall.allowedTCPPorts = [
     25
   ];
diff --git a/makefu/2configs/wwan.nix b/makefu/2configs/wwan.nix
index 29a610ac6..1e76cd28a 100644
--- a/makefu/2configs/wwan.nix
+++ b/makefu/2configs/wwan.nix
@@ -1,33 +1,9 @@
-{ config, lib, pkgs, ... }:
+_:
 
-#usage: $ wvdial
-
-let
-  mainUser = config.krebs.build.user;
-in {
-  environment.systemPackages = with pkgs;[
-    wvdial
-  ];
-
-  environment.shellAliases = {
-    umts = "sudo wvdial netzclub";
+{
+  imports = [ ../3modules ];
+  makefu.umts = {
+    enable = true;
+    modem-device = "/dev/serial/by-id/usb-Lenovo_H5321_gw_2D5A51BA0D3C3A90-if01";
   };
-
-  # configure for NETZCLUB
-  environment.wvdial.dialerDefaults = ''
-    Phone = *99***1#
-    Dial Command = ATDT
-    Modem = /dev/ttyACM0
-    Baud = 460800
-    Init1 = AT+CGDCONT=1,"IP","pinternet.interkom.de","",0,0
-    Init2 = ATZ
-    Init3 = ATQ0 V1 E1 S0=0 &C1 &D2 +FCLASS=0
-    ISDN = 0
-    Modem Type = Analog Modem
-    Username = netzclub
-    Password = netzclub
-    Stupid Mode = 1
-    Idle Seconds = 0'';
-
-  users.extraUsers.${mainUser.name}.extraGroups = [ "dialout" ];
 }
diff --git a/makefu/3modules/default.nix b/makefu/3modules/default.nix
index 218c9138e..f007a8418 100644
--- a/makefu/3modules/default.nix
+++ b/makefu/3modules/default.nix
@@ -3,6 +3,7 @@ _:
 {
   imports = [
     ./snapraid.nix
+    ./umts.nix
   ];
 }
 
diff --git a/makefu/3modules/umts.nix b/makefu/3modules/umts.nix
new file mode 100644
index 000000000..d7be45f62
--- /dev/null
+++ b/makefu/3modules/umts.nix
@@ -0,0 +1,76 @@
+{ config, lib, pkgs, ... }:
+
+with lib;
+
+let
+  # TODO: currently it is only netzclub
+  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 = ''
+    Phone = *99***1#
+    Dial Command = ATDT
+    Modem = ${cfg.modem-device}
+    Baud = 460800
+    Init1 = AT+CGDCONT=1,"IP","pinternet.interkom.de","",0,0
+    Init2 = ATZ
+    Init3 = ATQ0 V1 E1 S0=0 &C1 &D2 +FCLASS=0
+    ISDN = 0
+    Modem Type = Analog Modem
+    Username = netzclub
+    Password = netzclub
+    Stupid Mode = 1
+    Idle Seconds = 0'';
+
+  cfg = config.makefu.umts;
+
+  out = {
+    options.makefu.umts = api;
+    config = mkIf cfg.enable imp;
+  };
+
+  api = {
+    enable = mkEnableOption "umts";
+
+    modem-device = mkOption {
+      default = "/dev/ttyUSB0";
+      type = types.str;
+      description = ''
+        path to modem device, use <filename>/dev/serial/by-id/...</filename>
+        to avoid race conditions.
+      '';
+    };
+  };
+
+  imp = {
+    environment.shellAliases = {
+      umts = "sudo ${umts-bin}/bin/umts";
+    };
+    environment.systemPackages = [ ];
+
+    environment.wvdial.dialerDefaults = wvdial-defaults;
+
+    systemd.targets.network-umts = {
+      description = "System is running on UMTS";
+      unitConfig.StopWhenUnneeded = true;
+    };
+
+    systemd.services.umts = {
+      description = "UMTS wvdial Service";
+      before = [ "network-umts.target" ];
+
+      serviceConfig = {
+        Type = "simple";
+        Restart = "always";
+        RestartSec = "4s";
+        ExecStart = "${pkgs.wvdial}/bin/wvdial -n";
+      };
+    };
+  };
+in out
-- 
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