Merge branch 'master' of gum:stockholm

4 files changed, 124 insertions, 0 deletions

diff --git a/krebs/3modules/default.nix b/krebs/3modules/default.nix
index 6d2b090a2..740ba67b8 100644
--- a/krebs/3modules/default.nix
+++ b/krebs/3modules/default.nix
@@ -12,6 +12,7 @@ let
       ./current.nix
       ./exim-retiolum.nix
       ./exim-smarthost.nix
+      ./fetchWallpaper.nix
       ./github-hosts-sync.nix
       ./git.nix
       ./go.nix
diff --git a/krebs/3modules/fetchWallpaper.nix b/krebs/3modules/fetchWallpaper.nix
new file mode 100644
index 000000000..83ecf4177
--- /dev/null
+++ b/krebs/3modules/fetchWallpaper.nix
@@ -0,0 +1,89 @@
+{ config, lib, pkgs, ... }:
+
+with lib;
+
+let
+  cfg = config.krebs.fetchWallpaper;
+
+  out = {
+    options.krebs.fetchWallpaper = api;
+    config = mkIf cfg.enable imp;
+  };
+
+  api = {
+    enable = mkEnableOption "fetch wallpaper";
+    predicate = mkOption {
+      type = with types; nullOr path;
+      default = null;
+    };
+    url = mkOption {
+      type = types.str;
+    };
+    timerConfig = mkOption {
+      type = types.unspecified;
+      default = {
+        OnCalendar = "*:00,10,20,30,40,50";
+      };
+    };
+    stateDir = mkOption {
+      type = types.str;
+      default = "/var/lib/wallpaper";
+    };
+    display = mkOption {
+      type = types.str;
+      default = ":11";
+    };
+  };
+
+  fetchWallpaperScript = pkgs.writeScript "fetchWallpaper" ''
+    #! ${pkgs.bash}/bin/bash
+    ${optionalString (cfg.predicate != null) ''
+      if ! ${cfg.predicate}; then
+        echo "predicate failed - will not fetch from remote"
+        exit 0
+      fi
+    ''}
+    mkdir -p ${shell.escape cfg.stateDir}
+    curl -s -o ${shell.escape cfg.stateDir}/wallpaper -z ${shell.escape cfg.stateDir}/wallpaper ${shell.escape cfg.url}
+    feh --no-fehbg --bg-scale ${shell.escape cfg.stateDir}/wallpaper
+  '';
+
+  imp = {
+    users.users.fetchWallpaper = {
+      name = "fetchWallpaper";
+      uid = 3332383611; #genid fetchWallpaper
+      description = "fetchWallpaper user";
+      home = cfg.stateDir;
+      createHome = true;
+    };
+
+    systemd.timers.fetchWallpaper = {
+      description = "fetch wallpaper timer";
+      wantedBy = [ "timers.target" ];
+
+      timerConfig = cfg.timerConfig;
+    };
+    systemd.services.fetchWallpaper = {
+      description = "fetch wallpaper";
+      after = [ "network.target" ];
+
+      path = with pkgs; [
+        curl
+        feh
+      ];
+
+      environment = {
+        URL = cfg.url;
+        DISPLAY = cfg.display;
+      };
+
+      restartIfChanged = true;
+
+      serviceConfig = {
+        Type = "simple";
+        ExecStart = fetchWallpaperScript;
+        User = "fetchWallpaper";
+      };
+    };
+  };
+in out
diff --git a/krebs/3modules/makefu/default.nix b/krebs/3modules/makefu/default.nix
index 5a128a28f..d9cb83aaf 100644
--- a/krebs/3modules/makefu/default.nix
+++ b/krebs/3modules/makefu/default.nix
@@ -84,6 +84,31 @@ with lib;
         };
       };
     };
+
+    vbob = {
+      cores = 2;
+      dc = "makefu"; #vm local
+      nets = {
+        retiolum = {
+          addrs4 = ["10.243.1.91"];
+          addrs6 = ["42:0b2c:d90e:e717:03dd:9ac1:0000:a400"];
+          aliases = [
+            "vbob.retiolum"
+          ];
+          tinc.pubkey = ''
+          -----BEGIN RSA PUBLIC KEY-----
+          MIIBCgKCAQEA+0TIo0dS9LtSdrmH0ClPHLO7dHtV9Dj7gaBAsbyuwxAI5cQgYKwr
+          4G6t7IcJW+Gu2bh+LKtPP91+zYXq4Qr1nAaKw4ajsify6kpxsCBzknmwi6ibIJMI
+          AK114dr/XSk/Pc6hOSA8kqDP4c0MZXwitRBiNjrWbTrQh6GJ3CXhmpZ2lJkoAyNP
+          hjdPerbTUrhQlNW8FanyQQzOgN5I7/PXsZShmb3iNKz1Ban5yWKFCVpn8fjWQs5o
+          Un2AKowH4Y+/g8faGemL8uy/k5xrHSrn05L92TPDUpAXrcZXzo6ao1OBiwJJVl7s
+          AVduOY18FU82GUw7edR0e/b2UC6hUONflwIDAQAB
+          -----END RSA PUBLIC KEY-----
+
+            '';
+        };
+      };
+    };
     flap = rec {
       cores = 1;
       dc = "cac"; #vps
diff --git a/krebs/3modules/retiolum.nix b/krebs/3modules/retiolum.nix
index 633642537..28ac67306 100644
--- a/krebs/3modules/retiolum.nix
+++ b/krebs/3modules/retiolum.nix
@@ -50,6 +50,14 @@ let
       '';
     };
 
+    extraConfig = mkOption {
+      type = types.str;
+      default = "";
+      description = ''
+        Extra Configuration to be appended to tinc.conf
+      '';
+    };
+
     tincPackage = mkOption {
       type = types.package;
       default = pkgs.tinc;
@@ -203,6 +211,7 @@ let
     Interface = ${cfg.network}
     ${concatStrings (map (c : "ConnectTo = " + c + "\n") cfg.connectTo)}
     PrivateKeyFile = /tmp/retiolum-rsa_key.priv
+    ${cfg.extraConfig}
     EOF
 
     # source: krebscode/painload/retiolum/scripts/tinc_setup/tinc-up