4 files changed, 100 insertions, 33 deletions
diff --git a/krebs/3modules/default.nix b/krebs/3modules/default.nix
index a908d437b..0ca6c8033 100644
--- a/krebs/3modules/default.nix
+++ b/krebs/3modules/default.nix
@@ -13,6 +13,7 @@ let
       ./exim-smarthost.nix
       ./github-hosts-sync.nix
       ./git.nix
+      ./go.nix
       ./iptables.nix
       ./nginx.nix
       ./per-user.nix
diff --git a/krebs/3modules/go.nix b/krebs/3modules/go.nix
new file mode 100644
index 000000000..793d1f60d
--- /dev/null
+++ b/krebs/3modules/go.nix
@@ -0,0 +1,66 @@
+{ config, lib, pkgs, ... }:
+
+with builtins;
+with lib;
+
+let
+  cfg = config.krebs.go;
+
+  out = {
+    options.krebs.go = api;
+    config = mkIf cfg.enable imp;
+  };
+
+  api = {
+    enable = mkEnableOption "Enable go url shortener";
+    port = mkOption {
+      type = types.str;
+      default = "1337";
+      description = "on which port go should run on";
+    };
+    redisKeyPrefix = mkOption {
+      type = types.str;
+      default = "go:";
+      description = "change the Redis key prefix which defaults to `go:`";
+    };
+  };
+
+  imp = {
+    services.redis = {
+      enable = mkDefault true;
+      bind = mkDefault "127.0.0.1";
+    };
+
+    users.extraUsers.go = {
+      name = "go";
+      uid = 42774411; #genid go
+      description = "go url shortener user";
+      home = "/var/lib/go";
+      createHome = true;
+    };
+
+    systemd.services.go = {
+      description = "go url shortener";
+      after = [ "network.target" ];
+      wantedBy = [ "multi-user.target" ];
+
+      path = with pkgs; [
+        go
+      ];
+
+      environment = {
+        PORT = cfg.port;
+        REDIS_KEY_PREFIX = cfg.redisKeyPrefix;
+      };
+
+      restartIfChanged = true;
+
+      serviceConfig = {
+        User = "go";
+        Restart = "always";
+        ExecStart = "${pkgs.go}/bin/go";
+      };
+    };
+  };
+
+in out
diff --git a/krebs/3modules/lass/default.nix b/krebs/3modules/lass/default.nix
index 2ad4353bd..26b0947bb 100644
--- a/krebs/3modules/lass/default.nix
+++ b/krebs/3modules/lass/default.nix
@@ -2,42 +2,14 @@
 
 with lib;
 
-let
-  testHosts = lib.genAttrs [
-    "test-arch"
-    "test-centos6"
-    "test-centos7"
-  ] (name: {
-    inherit name;
-    cores = 1;
-    nets = {
-      retiolum = {
-        addrs4 = ["10.243.111.111"];
-        addrs6 = ["42:0:0:0:0:0:0:7357"];
-        aliases = [
-          "test.retiolum"
-        ];
-        tinc.pubkey = ''
-          -----BEGIN RSA PUBLIC KEY-----
-          MIIBCgKCAQEAy41YKF/wpHLnN370MSdnAo63QUW30aw+6O79cnaJyxoL6ZQkk4Nd
-          mrX2tBIfb2hhhgm4Jecy33WVymoEL7EiRZ6gshJaYwte51Jnrac6IFQyiRGMqHY5
-          TG/6IzzTOkeQrT1fw3Yfh0NRfqLBZLr0nAFoqgzIVRxvy+QO1gCU2UDKkQ/y5df1
-          K+YsMipxU08dsOkPkmLdC/+vDaZiEdYljIS3Omd+ED5JmLM3MSs/ZPQ8xjkjEAy8
-          QqD9/67bDoeXyg1ZxED2n0+aRKtU/CK/66Li//yev6yv38OQSEM4t/V0dr9sjLcY
-          VIdkxKf96F9r3vcDf/9xw2HrqVoy+D5XYQIDAQAB
-          -----END RSA PUBLIC KEY-----
-        '';
-      };
-    };
-  });
-in {
+{
   hosts = addNames {
     echelon = {
       cores = 2;
       dc = "lass"; #dc = "cac";
       nets = rec {
         internet = {
-          addrs4 = ["167.88.34.158"];
+          addrs4 = ["162.252.241.33"];
           aliases = [
             "echelon.internet"
           ];
@@ -241,7 +213,7 @@ in {
       };
     };
 
-  } // testHosts;
+  };
   users = addNames {
     lass = {
       pubkey = readFile ../../Zpubkeys/lass.ssh.pub;
diff --git a/krebs/3modules/shared/default.nix b/krebs/3modules/shared/default.nix
index 24dd7b782..13aae886b 100644
--- a/krebs/3modules/shared/default.nix
+++ b/krebs/3modules/shared/default.nix
@@ -2,7 +2,35 @@
 
 with lib;
 
-{
+let
+  testHosts = lib.genAttrs [
+    "test-arch"
+    "test-centos6"
+    "test-centos7"
+  ] (name: {
+    inherit name;
+    cores = 1;
+    nets = {
+      retiolum = {
+        addrs4 = ["10.243.111.111"];
+        addrs6 = ["42:0:0:0:0:0:0:7357"];
+        aliases = [
+          "test.retiolum"
+        ];
+        tinc.pubkey = ''
+          -----BEGIN RSA PUBLIC KEY-----
+          MIIBCgKCAQEAy41YKF/wpHLnN370MSdnAo63QUW30aw+6O79cnaJyxoL6ZQkk4Nd
+          mrX2tBIfb2hhhgm4Jecy33WVymoEL7EiRZ6gshJaYwte51Jnrac6IFQyiRGMqHY5
+          TG/6IzzTOkeQrT1fw3Yfh0NRfqLBZLr0nAFoqgzIVRxvy+QO1gCU2UDKkQ/y5df1
+          K+YsMipxU08dsOkPkmLdC/+vDaZiEdYljIS3Omd+ED5JmLM3MSs/ZPQ8xjkjEAy8
+          QqD9/67bDoeXyg1ZxED2n0+aRKtU/CK/66Li//yev6yv38OQSEM4t/V0dr9sjLcY
+          VIdkxKf96F9r3vcDf/9xw2HrqVoy+D5XYQIDAQAB
+          -----END RSA PUBLIC KEY-----
+        '';
+      };
+    };
+  });
+in {
   hosts = addNames {
     wolf = {
       #dc = "shack";
@@ -32,7 +60,7 @@ with lib;
       ssh.privkey.path = <secrets/ssh.id_ed25519>;
       ssh.pubkey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIKYMXMWZIK0jjnZDM9INiYAKcwjXs2241vew54K8veCR";
     };
-  };
+  } // testHosts;
   users = addNames {
     shared = {
       mail = "spam@krebsco.de";