Merge remote-tracking branch 'prism/master'

9 files changed, 533 insertions, 333 deletions

diff --git a/krebs/3modules/Reaktor.nix b/krebs/3modules/Reaktor.nix
index 677b6f7b8..669483f3c 100644
--- a/krebs/3modules/Reaktor.nix
+++ b/krebs/3modules/Reaktor.nix
@@ -8,7 +8,7 @@ let
 
   out = {
     options.krebs.Reaktor = api;
-    config = imp;
+    config = mkIf (cfg != {}) imp;
   };
 
   api = mkOption {
diff --git a/krebs/3modules/bepasty-server.nix b/krebs/3modules/bepasty-server.nix
index dd29a4e17..e12367b7c 100644
--- a/krebs/3modules/bepasty-server.nix
+++ b/krebs/3modules/bepasty-server.nix
@@ -143,12 +143,12 @@ let
     ) cfg.servers;
 
     users.extraUsers.bepasty = {
-      uid = genid "bepasty";
+      uid = genid_uint31 "bepasty";
       group = "bepasty";
       home = "/var/lib/bepasty-server";
     };
     users.extraGroups.bepasty = {
-      gid = genid "bepasty";
+      gid = genid_uint31 "bepasty";
     };
   };
 
diff --git a/krebs/3modules/default.nix b/krebs/3modules/default.nix
index 24cbd9cc9..e8ed64654 100644
--- a/krebs/3modules/default.nix
+++ b/krebs/3modules/default.nix
@@ -109,6 +109,7 @@ let
   };
 
   imp = lib.mkMerge [
+    { krebs = import ./external { inherit config; }; }
     { krebs = import ./jeschli { inherit config; }; }
     { krebs = import ./krebs  { inherit config; }; }
     { krebs = import ./lass   { inherit config; }; }
diff --git a/krebs/3modules/external/default.nix b/krebs/3modules/external/default.nix
new file mode 100644
index 000000000..0aef25317
--- /dev/null
+++ b/krebs/3modules/external/default.nix
@@ -0,0 +1,312 @@
+{ config, ... }:
+
+with import <stockholm/lib>;
+
+{
+  hosts = mapAttrs (_: recursiveUpdate {
+    ci = false;
+    external = true;
+    monitoring = false;
+  }) {
+    sokrateslaptop = {
+      owner = config.krebs.users.sokratess;
+      nets = {
+        retiolum = {
+          ip4.addr = "10.243.142.104";
+          ip6.addr = "42:f8a1:044d:0f75:9d73:56d8:f432:c6cc";
+          aliases = [
+            "sokrateslaptop.r"
+          ];
+          tinc.pubkey = ''
+            -----BEGIN RSA PUBLIC KEY-----
+            MIIBCgKCAQEA0EMbBv5NCSns4V/VR/NJHhwe2qNLUYjWWtCDY4zDuoiJdm3JNZJ2
+            t0iKNxFwd6Mmg3ahAlndsH4FOjOBGBQCgBG25VRnQgli1sypI/gYTsSgIWHVIRoZ
+            rgrng0K3oyJ6FuTP+nH1rd7UAYkrOQolXQBY+LqAbxOVjiJl+DpbAXIxCIs5TBeW
+            egtBiXZ1S53Lv5EGFXug716XlgZLHjw7PzRLJXSlvUAIRZj0Sjq4UD9VrhazM9s5
+            aDuxJIdknccEEXm6NK7a51hU/o8L+T0IUpZxhaXOdi6fvO/y3TbffKb1yRTbN0/V
+            VBjBh18Le7h0SmAEED5tz7NOCrAjMZQtJQIDAQAB
+            -----END RSA PUBLIC KEY-----
+          '';
+        };
+      };
+    };
+    kruck = {
+      owner = config.krebs.users.palo;
+      nets = {
+        retiolum = {
+          ip4.addr = "10.243.29.201";
+          ip6.addr = "42:4234:6a6d:600::1";
+          aliases = [
+            "kruck.r"
+          ];
+          tinc.pubkey = ''
+            -----BEGIN RSA PUBLIC KEY-----
+            MIICCgKCAgEAxcui2sirT5YY9HrSauj9nSF3AxUnfd2CCEGyzmzbi5+qw8T9jdNh
+            QcIG3s+eC3uEy6leL/eeR4NjVtQRt8CDmhGul95Vs3I1jx9gdvYR+HOatPgK0YQA
+            EFwk0jv8Z8tOc87X1qwA00Gb+25+kAzsf+8+4HQuh/szSGje3RBmBFkUyNHh8R0U
+            uzs8NSTRdN+edvYtzjnYcE1sq59HFBPkVcJNp5I3qYTp6m9SxGHMvsq6vRpNnjq/
+            /RZVBhnPDBlgxia/aVfVQKeEOHZV3svLvsJzGDrUWsJCEvF0YwW4bvohY19myTNR
+            9lXo/VFx86qAkY09il2OloE7iu5cA2RV+FWwLeajE9vIDA06AD7nECVgthNoZd1s
+            qsDfuu3WqlpyBmr6XhRkYOFFE4xVLrZ0vItGYlgR2UPp9TjHrzfsedoyJoJAbhMH
+            gDlFgiHlAy1fhG1sCX5883XmSjWn0eJwmZ2O9sZNBP5dxfGUXg/x8NWfQj7E1lqj
+            jQ59UC6yiz7bFtObKvpdn1D4tPbqBvndZzn19U/3wKo+cCBRjtLmUD7HQHC65dCs
+            fAiCFvUTVMM3SNDvYChm0U/KGjZZFwQ+cCLj1JNVPet2C+CJ0qI2muXOnCuv/0o5
+            TBZrrHMpj6Th8AiOgeMVuxzjX1FsmAThWj9Qp/jQu6O0qvnkUNaU7I8CAwEAAQ==
+            -----END RSA PUBLIC KEY-----
+          '';
+        };
+      };
+    };
+    scardanelli = {
+      owner = config.krebs.users.kmein;
+      nets = {
+        retiolum = {
+          ip4.addr = "10.243.2.2";
+          ip6.addr = "42:2:5ca:da:3111::1";
+          aliases = [
+            "scardanelli.r"
+          ];
+          tinc.pubkey = ''
+            -----BEGIN PUBLIC KEY-----
+            MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAxM93+YgGhk5PtcOrE7E/
+            MAOMF/c9c4Ps6m8xd4VZat3ru07yH8Yfox1yM6jwZBwIwK2AC9DK0/k3WIvZQUge
+            UKSTiXpE4z/0ceaesugLQ9KTjUty1e/2vQ78bOqmd7EG3aPV2QsjlgpjJ6qQxeFi
+            kjlHoFi9NNBLVkIyaAdlAhwvZuYFmAY/FQEmm6+XOb+Nmo+fccQlG6+NinA2GOg0
+            gdY/dKYxa04Ns/yu7TK3sBQIt6cg/YUk9VpyC4yIIRPMdyVcAPz3Kd2mp23fhSvx
+            we80prWXYtdct4vXaBZm9FUY5y4SL3c0TEScuM73VXtr2tPAxjD5W4XMWhrjnIiY
+            QzoyAquVS9rR4fCaoP+hw3Tjy7Att3voa/YlHEDaendxjZ3nuO0m0vcgOa+SfCNm
+            SqLsqb8to1y8yJ8LnR2og4MbtasxqSe1L9VLTsb4k/AGfmAdlqyG4Q1h5pCBh0GL
+            2F6FbYHzwrwqBvVCz4DTPygPtta5o7THpP50PgojtzNLm1yKWpfdcWeMgGQJSI0f
+            m3yenytM1u0jjw7KbBG79Z3etFNIYZy4Uq/dryEJnwpTFls+zZn9Q3tDEnO4a38Q
+            FgzV0VLQpRM/uf1powSDzoWp+/JYgB9464OKcTsSlVJpi3crxF86xFqqc39U2/u5
+            lM61fOMcVW1KREdWypiDtu8CAwEAAQ==
+            -----END PUBLIC KEY-----
+          '';
+        };
+      };
+    };
+    homeros = {
+      owner = config.krebs.users.kmein;
+      nets = {
+        retiolum = {
+          ip4.addr = "10.243.2.1";
+          ip6.addr = "42:2::0:3:05::1";
+          aliases = [
+            "homeros.r"
+          ];
+          tinc.pubkey = ''
+            -----BEGIN PUBLIC KEY-----
+            MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAoZq6BwB6rV6EfTf8PWOd
+            ZhEWig5VcK1FcH0qi7KgojAhGSHhWmtFlvRSoGpQrSFRN0g5eTnrrguuTiIs6djc
+            6Al9HMqwSD1IOkqFm8jM4aG5NqjYg3in6blOFarBEOglfnsYHiUPt6T4fERxRZ9v
+            RguEWrishNMSv+D4vclKwctTB/6dQNsTAfnplcyDZ9un/ql9BG2cgU9yqeYLDdXd
+            vRvrWX9eZKGJvTrQmAiKONlSvspr1d28FxcUrUnCsdRLvP3Cc4JZiUhSA7ixFxn3
+            +LgGIZiMKTnl8syrsHk5nvLi5EUER7xkVX8iBlKA4JD4XTZVyBxPB1mJnOCUShQc
+            QK6nVr6auvJbRn7DHHKxDflSBgYt4qaf92+5A4xEsZtgMpmIFH5t6ifGQsQwgYsm
+            fOexviy9gMyZrHjQDUs4smQxxYq3AJLdfOg2jQXeAbgZpCVw5l8YHk3ECoAk7Fvh
+            VMJVPwukErGuVn2LpCHeVyFBXNft4bem1g0gtaf2SuGFEnl7ABetQ0bRwClRSLd7
+            k7PGDbdcCImsWhqyuLpkNcm95DfBrXa12GETm48Wv9jV52C5tfWFmOnJ0mOnvtxX
+            gpizJjFzHz275TVnJHhmIr2DkiGpaIVUL4FRkTslejSJQoUTZfDAvKF2gRyk+n6N
+            mJ/hywVtvLxNkNimyztoKKMCAwEAAQ==
+            -----END PUBLIC KEY-----
+          '';
+        };
+      };
+    };
+    turingmachine = {
+      owner = config.krebs.users.Mic92;
+      nets = {
+        retiolum = {
+          ip4.addr = "10.243.29.168";
+          ip6.addr = "42:4992:6a6d:600::1";
+          aliases = [
+            "turingmachine.r"
+          ];
+          tinc.pubkey = ''
+            -----BEGIN RSA PUBLIC KEY-----
+            MIICCgKCAgEAxh+5HD1oAFTvMWEra2pYrA3HF8T4EnkP917lIUiuN7xUj7sawu0C
+            t1/1IfIlH9dbxgFe5CD/gXvokxHdovPTGVH11L+thZgq6hg/xbYvZAl76yLxj7t9
+            6+Ocac08TQZYMqWKShz5jqTVE/DLz4Cdy0Qk9sMJ1++OmH8jsWgK5BkogF99Gwf8
+            ZiI0t3n3lCZsm3v592lveDcVIh6hjuCIvFVxc+7cOj0MKm1LxLWbCHZlUIE3he4g
+            nZu4XiYaE4Y2LicMs8zKehnQkkXrP1amT56SqUfbSnWR+HZc2+KjwRDI5BPeTS06
+            5WHwkQs0ScOn7vFZci3rElIc7vilu2eKGF1VLce9kXw9SU2RFciqavaEUXbwPnwT
+            1WF35Ct+qIOP0rXoObm6mrsj7hJnlBPlVpb58/kTxLHMSHPzqQRbFZ35f6tZodJ1
+            gRMKKEnMX8/VWm6TqLUIpFCCTZ5PH1fxaAnulHCxksK03UyfUOvExCTU4x8KS9fl
+            DIoLlV9PFBlAW8mTuIgRKYtHacsc31/5Tehcx0If09NuMFT9Qfl2/Q3p6QJomRFL
+            W5SCP9wx2ONhvZUkRbeihBiTN5/h3DepjOeNWd1DvE6K0Ag8SXMyBGtyKfer4ykW
+            OR0iCiRQQ5QBmNuJrBLRUyfoPqFUXBATT1SrRj8vzXO1TjTmANEMFD0CAwEAAQ==
+            -----END RSA PUBLIC KEY-----
+          '';
+        };
+      };
+    };
+    eddie = {
+      owner = config.krebs.users.Mic92;
+      nets = rec {
+        internet = {
+          # eddie.thalheim.io
+          ip4.addr = "129.215.197.11";
+          aliases = [ "eddie.i" ];
+        };
+        retiolum = rec {
+          via = internet;
+          addrs = [
+            ip4.addr
+            ip6.addr
+          ];
+          ip4.addr = "10.243.29.170";
+          ip6.addr = "42:4992:6a6d:700::1";
+          aliases = [ "eddie.r" ];
+          tinc.pubkey = ''
+            -----BEGIN RSA PUBLIC KEY-----
+            MIICCgKCAgEAuRQphRlSIC/aqRTfvStPdJOJCx1ACeFIDEjRdgoxuu32qoBl7i6d
+            j7Voh+Msditf2a5+f0fVsNDaPnjPGfk0NkZBjmn+RZQDRXk0krpTNj2Vb6W5quTm
+            3yrjJMFJR9CU5khfppc47X+ir8bjn7RusWTFNEuDvUswHmRmnJHLS3Y+utOaRbCF
+            2hxpyxCn423gpsaBfORPEK8X90nPbuNpFDugWPnC+R45TpNmIf4qyKvfhd9OKrua
+            KNanGHG30xhBW/DclUwwWi8D44d94xFnIRVcG1O+Uto93WoUWZn90lI1qywSj5Aq
+            iWstBK4tc7VwvAj0UzPlaRYYPfFjOEkPQzj8xC6l/leJcgxkup252uo6m1njMx3t
+            6QWMgevjqosY22OZReZfIwb14aDWFKLTWs30J+zmWK4TjlRITdsOEKxlpODMbJAD
+            kfSoPwuwkWIzFhNOrFiD/NtKaRYmV8bTBCT3a9cvvObshJx13BP+IUFzBS1N1n/u
+            hJWYH5WFsQZn/8rHDwZGkS1zKPEaNoydjqCZNyJpJ5nhggyl6gpuD7wpXM/8tFay
+            pAjRP40+qRQLUWXmswV0hsZTOX1tvZs4f68y3WJ+GwCWw9HvvwmzYes5ayJrPsbJ
+            lyK301Jb42wGEsVWxu3Eo/PLtp8OdD+Wdh6o/ELcc0k/YCUGFMujUM8CAwEAAQ==
+            -----END RSA PUBLIC KEY-----
+          '';
+          tinc.subnets = [
+            # edinburgh university
+            "129.215.0.0/16"
+          ];
+        };
+      };
+    };
+    rock = {
+      owner = config.krebs.users.Mic92;
+      nets = {
+        retiolum = {
+          ip4.addr = "10.243.29.171";
+          ip6.addr = "42:4992:6a6d:700::2";
+          aliases = [ "rock.r" ];
+          tinc.pubkey = ''
+            -----BEGIN RSA PUBLIC KEY-----
+            MIICCgKCAgEAsMJbXDhkaLZcEzCIe8G+rHyLulWIqrUAmDT4Vbtv4r0QhPBsqwjM
+            DuvRtX5SNHdjfZWnUZoOlmXrmIo07exPFQvyrnppm6DNx+IZ5mNMNVIFUoojRhF7
+            HS2jubcjTEib56XEYWKly0olrVMbsJk5THJqRQyOQuTPCFToxXVRcT5t/UK6Dzgh
+            mp+suJ7IcmmO80IwfZrQrQslkQ6TdOy1Vs908GacSQJyRxdRxLraU/98iMhFbAQf
+            Ap+qVSUU88iCi+tcoSYzKhqU2N0AhRGcsE073B3Px8CAgPK/juwTrFElKEc17X9M
+            Rh41DvUjrtG4ERPmbwKPtsLagmnZUlU8A5YC8wtV08RI5QBsbbOsKInareV1aLeD
+            91ZVCBPFTz8IM6Mc6H435eMCMC2ynFCDyRGdcue3tBQoaTGe1dbduIZkPGn+7cg4
+            fef1db6SQD4HCwDLv8CTFLACR/jmAapwZEgvJ3u3bpgMGzt+QNvL1cxUr3TBUWRv
+            3f0R+Dj8DCUWTJUE7K5LO7bL4p9Ht0yIsVH+/DucyoMQqRwCwWSr7+H2MAsWviav
+            ZRRfH0RqZPEzCxyLDBtkVrx+GRAUZxy1xlqmN16O/sRHiqq3bv8Jk3dwuRZlFu6q
+            cOFu4g9XsamHkmCuVkvTGjnC2h21MjUUr3PGHzOMtiM/18LcfX730f8CAwEAAQ==
+            -----END RSA PUBLIC KEY-----
+          '';
+        };
+      };
+    };
+    inspector = {
+      owner = config.krebs.users.Mic92;
+      nets = rec {
+        internet = {
+          ip4.addr = "141.76.44.154";
+          aliases = [ "inspector.i" ];
+        };
+        retiolum = {
+          via = internet;
+          ip4.addr = "10.243.29.172";
+          ip6.addr = "42:4992:6a6d:800::1";
+          aliases = [ "inspector.r" ];
+          tinc.pubkey = ''
+            -----BEGIN RSA PUBLIC KEY-----
+            MIICCgKCAgEAr3l/u7qcxmFa2hUICU3oPDhB2ij2R3lKHyjSsVFVLNfl6TpOdppG
+            EDXOapeXL0s+PfBRHdRI3v/dibj4PG9eyKmFxsUJ2gRz4ghb1UE23aQ3pkr3x8sZ
+            7GR+nJYATYf+jolFF9O1x+f0Uo5xaYWkGOMH8wVVzm6+kcsZOYuTEbJAsbTRZywF
+            m1MdRfk54hLiDsj2rjGRZIR+ZfUKVs2MTWOLCpBAHLJK+r3HfUiR2nAgeNkJCFLw
+            WIir1ftDIViT3Ly6b7enaOkVZ695FNYdPWFZCE4AJI0s9wsbMClzUqCl+0mUkumd
+            eRXgWXkmvBsxR4GECnxUhxs6U8Wh3kbQavvemt4vcIKNhkw32+toYc1AFK/n4G03
+            OUJBbRqgJYx9wIvo8PEu4DTTdsPlQZnMwiaKsn+Gi4Ap6JAnG/iLN8sChoQf7Dau
+            ARZA3sf9CkKx5sZ+9dVrLbzGynKE18Z/ysvf1BLd/rVVOps1B/YRBxDwPj8MZJ0x
+            B7b0j+hRVV5palp3RRdcExuWaBrMQQGsXwLUZOFHJJaZUHF9XRdy+5XVJdNOArkG
+            q1+yGhosL1DLTQE/VwCxmBHyYTr3L7yZ2lSaeWdIeYvcRvouDROUjREVFrQjdqwj
+            7vIP1cvDxSSqA07h/xEC4YZKACBYc/PI2mqYK5dvAUG3mGrEsjHktPUCAwEAAQ==
+            -----END RSA PUBLIC KEY-----
+          '';
+        };
+      };
+    };
+    dpdkm = {
+      owner = config.krebs.users.Mic92;
+      nets = rec {
+        retiolum = {
+          ip4.addr = "10.243.29.173";
+          ip6.addr = "42:4992:6a6d:900::1";
+          aliases = [ "dpdkm.r" ];
+          tinc.pubkey = ''
+            -----BEGIN RSA PUBLIC KEY-----
+            MIICCgKCAgEAuW31xGBdPMSS45KmsCX81yuTcDZv1z7wSpsGQiAw7RsApG0fbBDj
+            NvzWZaZpTTUueG7gtt7U9Gk8DhWYR1hNt8bLXxE5QlY+gxVjU8+caRvlv10Y9XYp
+            qZEr1n1O5R7jS1srvutPt74uiA8I3hBoeP5TXndu8tVcehjRWXPqJj4VCy9pT2gP
+            X880Z30cXm0jUIu9XKhzQU2UNaxbqRzhJTvFUG04M+0a9olsUoN7PnDV6MC5Dxzn
+            f0ZZZDgHkcx6vsSkN/C8Tik/UCXr3tS/VX6/3+PREz6Z3bPd2QfaWdowrlFQPeYa
+            bELPvuqYiq7zR/jw3vVsWX2e91goAfKH5LYKNmzJCj5yYq+knB7Wil3HgBn86zvL
+            Joj56VsuB8fQrrUxjrDetNgtdwci+yFeXkJouQRLM0r0W24liyCuBX4B6nqbj71T
+            B6rAMzhBbl1yixgf31EgiCYFSusk+jiT+hye5lAhes4gBW9GAWxGNU9zE4QeAc1w
+            tkPH/CxRIAeuPYNwmjvYI2eQH9UQkgSBa3/Kz7/KT9scbykbs8nhDHCXwT6oAp+n
+            dR5aHkuBrTQOCU3Xx5ZwU5A0T83oLExIeH8jR1h2mW1JoJDdO85dAOrIBHWnjLls
+            mqrJusBh2gbgvNqIrDaQ9J+o1vefw1QeSvcF71JjF1CEBUmTbUAp8KMCAwEAAQ==
+            -----END RSA PUBLIC KEY-----
+          '';
+        };
+      };
+    };
+    eve = {
+      owner = config.krebs.users.Mic92;
+      nets = rec {
+        internet = {
+          # eve.thalheim.io
+          ip4.addr = "188.68.39.17";
+          ip6.addr = "2a03:4000:13:31e::1";
+          aliases = [ "eve.i" ];
+        };
+        retiolum = rec {
+          via = internet;
+          addrs = [
+            ip4.addr
+            ip6.addr
+          ];
+          ip4.addr = "10.243.29.174";
+          ip6.addr = "42:4992:6a6d:a00::1";
+          aliases = [ "eve.r" ];
+          tinc.pubkey = ''
+            -----BEGIN RSA PUBLIC KEY-----
+            MIICCgKCAgEAw5cxGjnWCG8dcuhTddvGHzH0/VjxHA5V8qJXH2R5k8ki8dsM5FRH
+            XRcH/aYg+IL03cyx4wU7oJKxiOTNGbysglnbTVthfYhqeQY+NRTzR1Thb2Fo+P82
+            08Eovwlgb0uwCjaiH8ZoH3BKjXyMn/Ezrni7hc5zyyRb88XJLosTykO2USlrsoIk
+            6OCA3A34HyJH0/G6GbNYCPrB/a/r1ji7OWDlg3Ft9c3ViVOkcNV1d9FV0RULX9EI
+            +xRDbAs1fkK5wMkC2BpkJRHTpImPbYlwQvDrL2sp+JNAEVni84xGxWn9Wjd9WVv3
+            dn+iPUD7HF9bFVDsj0rbVL78c63MEgr0pVyONDBK+XxogMTOqjgicmkLRxlhaSPW
+            pnfZHJzJ727crBbwosORY+lTq6MNIMjEjNcJnzAEVS5uTJikLYL9Y5EfIztGp7LP
+            c298AtKjEYOftiyMcohTGnHhio6zteuW/i2sv4rCBxHyH5sWulaHB7X1ej0eepJi
+            YX6/Ff+y9vDLCuDxb6mvPGT1xpnNmt1jxAUJhiRNuAvbtvjtPwYfWjQXOf7xa2xI
+            61Oahtwy/szBj9mWIAymMfnvFGpeiIcww3ZGzYNyKBCjp1TkkgFRV3Y6eoq1sJ13
+            Pxol8FwH5+Q72bLtvg5Zva8D0Vx2U1jYSHEkRDDzaS5Z6Fus+zeZVMsCAwEAAQ==
+            -----END RSA PUBLIC KEY-----
+          '';
+        };
+      };
+    };
+  };
+  users = {
+    Mic92 = {
+      pubkey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIKbBp2dH2X3dcU1zh+xW3ZsdYROKpJd3n13ssOP092qE";
+      mail = "joerg@higgsboson.tk";
+    };
+    kmein = {
+    };
+    palo = {
+    };
+    sokratess = {
+    };
+  };
+}
+
diff --git a/krebs/3modules/fetchWallpaper.nix b/krebs/3modules/fetchWallpaper.nix
index 5a5065565..e89b86e32 100644
--- a/krebs/3modules/fetchWallpaper.nix
+++ b/krebs/3modules/fetchWallpaper.nix
@@ -53,7 +53,7 @@ let
   imp = {
     users.users.fetchWallpaper = {
       name = "fetchWallpaper";
-      uid = genid "fetchWallpaper";
+      uid = genid_uint31 "fetchWallpaper";
       description = "fetchWallpaper user";
       home = cfg.stateDir;
       createHome = true;
diff --git a/krebs/3modules/git.nix b/krebs/3modules/git.nix
index f6b4e3c69..895d9b3b6 100644
--- a/krebs/3modules/git.nix
+++ b/krebs/3modules/git.nix
@@ -427,7 +427,7 @@ let
     system.activationScripts.cgit = ''
       mkdir -m 0770 -p ${cfg.cgit.settings.cache-root}
       chmod 0770 ${cfg.cgit.settings.cache-root}
-      chown ${toString cfg.cgit.fcgiwrap.user.uid}:${toString cfg.cgit.fcgiwrap.group.gid} ${cfg.cgit.settings.cache-root}
+      chown ${toString cfg.cgit.fcgiwrap.user.name}:${toString cfg.cgit.fcgiwrap.group.name} ${cfg.cgit.settings.cache-root}
     '';
 
     services.nginx.virtualHosts.cgit = {
diff --git a/krebs/3modules/lass/default.nix b/krebs/3modules/lass/default.nix
index 836ecb3f6..86a36015b 100644
--- a/krebs/3modules/lass/default.nix
+++ b/krebs/3modules/lass/default.nix
@@ -129,29 +129,10 @@ with import <stockholm/lib>;
       ssh.pubkey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIAsANFdMi825qWQXQbWLYuNZ6/fARt3lnh1KStQHQQMD";
     };
 
-    domsen-nas = {
-      ci = false;
-      monitoring = false;
-      external = true;
-      nets = rec {
-        internet = {
-          aliases = [
-            "domsen-nas.internet"
-          ];
-          ip4.addr = "87.138.180.167";
-          ssh.port = 2223;
-        };
-      };
-    };
     uriel = {
       monitoring = false;
       cores = 1;
       nets = {
-        gg23 = {
-          ip4.addr = "10.23.1.12";
-          aliases = ["uriel.gg23"];
-          ssh.port = 45621;
-        };
         retiolum = {
           ip4.addr = "10.243.81.176";
           ip6.addr = "42:dc25:60cf:94ef:759b:d2b6:98a9:2e56";
@@ -178,11 +159,6 @@ with import <stockholm/lib>;
     mors = {
       cores = 2;
       nets = {
-        gg23 = {
-          ip4.addr = "10.23.1.11";
-          aliases = ["mors.gg23"];
-          ssh.port = 45621;
-        };
         retiolum = {
           ip4.addr = "10.243.0.2";
           ip6.addr = "42:0:0:0:0:0:0:dea7";
@@ -351,258 +327,6 @@ with import <stockholm/lib>;
       ssh.privkey.path = <secrets/ssh.id_ed25519>;
       ssh.pubkey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIJzb9BPFClubs6wSOi/ivqPFVPlowXwAxBS0jHaB29hX";
     };
-    iso = {
-      monitoring = false;
-      ci = false;
-      cores = 1;
-    };
-    sokrateslaptop = {
-      monitoring = false;
-      ci = false;
-      external = true;
-      nets = {
-        retiolum = {
-          ip4.addr = "10.243.142.104";
-          ip6.addr = "42:f8a1:044d:0f75:9d73:56d8:f432:c6cc";
-          aliases = [
-            "sokrateslaptop.r"
-          ];
-          tinc.pubkey = ''
-            -----BEGIN RSA PUBLIC KEY-----
-            MIIBCgKCAQEA0EMbBv5NCSns4V/VR/NJHhwe2qNLUYjWWtCDY4zDuoiJdm3JNZJ2
-            t0iKNxFwd6Mmg3ahAlndsH4FOjOBGBQCgBG25VRnQgli1sypI/gYTsSgIWHVIRoZ
-            rgrng0K3oyJ6FuTP+nH1rd7UAYkrOQolXQBY+LqAbxOVjiJl+DpbAXIxCIs5TBeW
-            egtBiXZ1S53Lv5EGFXug716XlgZLHjw7PzRLJXSlvUAIRZj0Sjq4UD9VrhazM9s5
-            aDuxJIdknccEEXm6NK7a51hU/o8L+T0IUpZxhaXOdi6fvO/y3TbffKb1yRTbN0/V
-            VBjBh18Le7h0SmAEED5tz7NOCrAjMZQtJQIDAQAB
-            -----END RSA PUBLIC KEY-----
-          '';
-        };
-      };
-    };
-    kruck = {
-      monitoring = false;
-      ci = false;
-      external = true;
-      nets = {
-        retiolum = {
-          ip4.addr = "10.243.29.201";
-          ip6.addr = "42:4234:6a6d:600::1";
-          aliases = [
-            "kruck.r"
-          ];
-          tinc.pubkey = ''
-            -----BEGIN RSA PUBLIC KEY-----
-            MIICCgKCAgEAxcui2sirT5YY9HrSauj9nSF3AxUnfd2CCEGyzmzbi5+qw8T9jdNh
-            QcIG3s+eC3uEy6leL/eeR4NjVtQRt8CDmhGul95Vs3I1jx9gdvYR+HOatPgK0YQA
-            EFwk0jv8Z8tOc87X1qwA00Gb+25+kAzsf+8+4HQuh/szSGje3RBmBFkUyNHh8R0U
-            uzs8NSTRdN+edvYtzjnYcE1sq59HFBPkVcJNp5I3qYTp6m9SxGHMvsq6vRpNnjq/
-            /RZVBhnPDBlgxia/aVfVQKeEOHZV3svLvsJzGDrUWsJCEvF0YwW4bvohY19myTNR
-            9lXo/VFx86qAkY09il2OloE7iu5cA2RV+FWwLeajE9vIDA06AD7nECVgthNoZd1s
-            qsDfuu3WqlpyBmr6XhRkYOFFE4xVLrZ0vItGYlgR2UPp9TjHrzfsedoyJoJAbhMH
-            gDlFgiHlAy1fhG1sCX5883XmSjWn0eJwmZ2O9sZNBP5dxfGUXg/x8NWfQj7E1lqj
-            jQ59UC6yiz7bFtObKvpdn1D4tPbqBvndZzn19U/3wKo+cCBRjtLmUD7HQHC65dCs
-            fAiCFvUTVMM3SNDvYChm0U/KGjZZFwQ+cCLj1JNVPet2C+CJ0qI2muXOnCuv/0o5
-            TBZrrHMpj6Th8AiOgeMVuxzjX1FsmAThWj9Qp/jQu6O0qvnkUNaU7I8CAwEAAQ==
-            -----END RSA PUBLIC KEY-----
-          '';
-        };
-      };
-    };
-    turingmachine = {
-      monitoring = false;
-      ci = false;
-      external = true;
-      nets = {
-        retiolum = {
-          ip4.addr = "10.243.29.168";
-          ip6.addr = "42:4992:6a6d:600::1";
-          aliases = [
-            "turingmachine.r"
-          ];
-          tinc.pubkey = ''
-            -----BEGIN RSA PUBLIC KEY-----
-            MIICCgKCAgEAxh+5HD1oAFTvMWEra2pYrA3HF8T4EnkP917lIUiuN7xUj7sawu0C
-            t1/1IfIlH9dbxgFe5CD/gXvokxHdovPTGVH11L+thZgq6hg/xbYvZAl76yLxj7t9
-            6+Ocac08TQZYMqWKShz5jqTVE/DLz4Cdy0Qk9sMJ1++OmH8jsWgK5BkogF99Gwf8
-            ZiI0t3n3lCZsm3v592lveDcVIh6hjuCIvFVxc+7cOj0MKm1LxLWbCHZlUIE3he4g
-            nZu4XiYaE4Y2LicMs8zKehnQkkXrP1amT56SqUfbSnWR+HZc2+KjwRDI5BPeTS06
-            5WHwkQs0ScOn7vFZci3rElIc7vilu2eKGF1VLce9kXw9SU2RFciqavaEUXbwPnwT
-            1WF35Ct+qIOP0rXoObm6mrsj7hJnlBPlVpb58/kTxLHMSHPzqQRbFZ35f6tZodJ1
-            gRMKKEnMX8/VWm6TqLUIpFCCTZ5PH1fxaAnulHCxksK03UyfUOvExCTU4x8KS9fl
-            DIoLlV9PFBlAW8mTuIgRKYtHacsc31/5Tehcx0If09NuMFT9Qfl2/Q3p6QJomRFL
-            W5SCP9wx2ONhvZUkRbeihBiTN5/h3DepjOeNWd1DvE6K0Ag8SXMyBGtyKfer4ykW
-            OR0iCiRQQ5QBmNuJrBLRUyfoPqFUXBATT1SrRj8vzXO1TjTmANEMFD0CAwEAAQ==
-            -----END RSA PUBLIC KEY-----
-          '';
-        };
-      };
-    };
-    eddie = {
-      monitoring = false;
-      ci = false;
-      external = true;
-      nets = rec {
-        internet = {
-          # eddie.thalheim.io
-          ip4.addr = "129.215.197.11";
-          aliases = [ "eddie.i" ];
-        };
-        retiolum = rec {
-          via = internet;
-          addrs = [
-            ip4.addr
-            ip6.addr
-          ];
-          ip4.addr = "10.243.29.170";
-          ip6.addr = "42:4992:6a6d:700::1";
-          aliases = [ "eddie.r" ];
-          tinc.pubkey = ''
-            -----BEGIN RSA PUBLIC KEY-----
-            MIICCgKCAgEAuRQphRlSIC/aqRTfvStPdJOJCx1ACeFIDEjRdgoxuu32qoBl7i6d
-            j7Voh+Msditf2a5+f0fVsNDaPnjPGfk0NkZBjmn+RZQDRXk0krpTNj2Vb6W5quTm
-            3yrjJMFJR9CU5khfppc47X+ir8bjn7RusWTFNEuDvUswHmRmnJHLS3Y+utOaRbCF
-            2hxpyxCn423gpsaBfORPEK8X90nPbuNpFDugWPnC+R45TpNmIf4qyKvfhd9OKrua
-            KNanGHG30xhBW/DclUwwWi8D44d94xFnIRVcG1O+Uto93WoUWZn90lI1qywSj5Aq
-            iWstBK4tc7VwvAj0UzPlaRYYPfFjOEkPQzj8xC6l/leJcgxkup252uo6m1njMx3t
-            6QWMgevjqosY22OZReZfIwb14aDWFKLTWs30J+zmWK4TjlRITdsOEKxlpODMbJAD
-            kfSoPwuwkWIzFhNOrFiD/NtKaRYmV8bTBCT3a9cvvObshJx13BP+IUFzBS1N1n/u
-            hJWYH5WFsQZn/8rHDwZGkS1zKPEaNoydjqCZNyJpJ5nhggyl6gpuD7wpXM/8tFay
-            pAjRP40+qRQLUWXmswV0hsZTOX1tvZs4f68y3WJ+GwCWw9HvvwmzYes5ayJrPsbJ
-            lyK301Jb42wGEsVWxu3Eo/PLtp8OdD+Wdh6o/ELcc0k/YCUGFMujUM8CAwEAAQ==
-            -----END RSA PUBLIC KEY-----
-          '';
-          tinc.subnets = [
-            # edinburgh university
-            "129.215.0.0/16"
-          ];
-        };
-      };
-    };
-    rock = {
-      monitoring = false;
-      ci = false;
-      external = true;
-      nets = {
-        retiolum = {
-          ip4.addr = "10.243.29.171";
-          ip6.addr = "42:4992:6a6d:700::2";
-          aliases = [ "rock.r" ];
-          tinc.pubkey = ''
-            -----BEGIN RSA PUBLIC KEY-----
-            MIICCgKCAgEAsMJbXDhkaLZcEzCIe8G+rHyLulWIqrUAmDT4Vbtv4r0QhPBsqwjM
-            DuvRtX5SNHdjfZWnUZoOlmXrmIo07exPFQvyrnppm6DNx+IZ5mNMNVIFUoojRhF7
-            HS2jubcjTEib56XEYWKly0olrVMbsJk5THJqRQyOQuTPCFToxXVRcT5t/UK6Dzgh
-            mp+suJ7IcmmO80IwfZrQrQslkQ6TdOy1Vs908GacSQJyRxdRxLraU/98iMhFbAQf
-            Ap+qVSUU88iCi+tcoSYzKhqU2N0AhRGcsE073B3Px8CAgPK/juwTrFElKEc17X9M
-            Rh41DvUjrtG4ERPmbwKPtsLagmnZUlU8A5YC8wtV08RI5QBsbbOsKInareV1aLeD
-            91ZVCBPFTz8IM6Mc6H435eMCMC2ynFCDyRGdcue3tBQoaTGe1dbduIZkPGn+7cg4
-            fef1db6SQD4HCwDLv8CTFLACR/jmAapwZEgvJ3u3bpgMGzt+QNvL1cxUr3TBUWRv
-            3f0R+Dj8DCUWTJUE7K5LO7bL4p9Ht0yIsVH+/DucyoMQqRwCwWSr7+H2MAsWviav
-            ZRRfH0RqZPEzCxyLDBtkVrx+GRAUZxy1xlqmN16O/sRHiqq3bv8Jk3dwuRZlFu6q
-            cOFu4g9XsamHkmCuVkvTGjnC2h21MjUUr3PGHzOMtiM/18LcfX730f8CAwEAAQ==
-            -----END RSA PUBLIC KEY-----
-          '';
-        };
-      };
-    };
-    inspector = {
-      monitoring = false;
-      ci = false;
-      external = true;
-      nets = rec {
-        internet = {
-          ip4.addr = "141.76.44.154";
-          aliases = [ "inspector.i" ];
-        };
-        retiolum = {
-          via = internet;
-          ip4.addr = "10.243.29.172";
-          ip6.addr = "42:4992:6a6d:800::1";
-          aliases = [ "inspector.r" ];
-          tinc.pubkey = ''
-            -----BEGIN RSA PUBLIC KEY-----
-            MIICCgKCAgEAr3l/u7qcxmFa2hUICU3oPDhB2ij2R3lKHyjSsVFVLNfl6TpOdppG
-            EDXOapeXL0s+PfBRHdRI3v/dibj4PG9eyKmFxsUJ2gRz4ghb1UE23aQ3pkr3x8sZ
-            7GR+nJYATYf+jolFF9O1x+f0Uo5xaYWkGOMH8wVVzm6+kcsZOYuTEbJAsbTRZywF
-            m1MdRfk54hLiDsj2rjGRZIR+ZfUKVs2MTWOLCpBAHLJK+r3HfUiR2nAgeNkJCFLw
-            WIir1ftDIViT3Ly6b7enaOkVZ695FNYdPWFZCE4AJI0s9wsbMClzUqCl+0mUkumd
-            eRXgWXkmvBsxR4GECnxUhxs6U8Wh3kbQavvemt4vcIKNhkw32+toYc1AFK/n4G03
-            OUJBbRqgJYx9wIvo8PEu4DTTdsPlQZnMwiaKsn+Gi4Ap6JAnG/iLN8sChoQf7Dau
-            ARZA3sf9CkKx5sZ+9dVrLbzGynKE18Z/ysvf1BLd/rVVOps1B/YRBxDwPj8MZJ0x
-            B7b0j+hRVV5palp3RRdcExuWaBrMQQGsXwLUZOFHJJaZUHF9XRdy+5XVJdNOArkG
-            q1+yGhosL1DLTQE/VwCxmBHyYTr3L7yZ2lSaeWdIeYvcRvouDROUjREVFrQjdqwj
-            7vIP1cvDxSSqA07h/xEC4YZKACBYc/PI2mqYK5dvAUG3mGrEsjHktPUCAwEAAQ==
-            -----END RSA PUBLIC KEY-----
-          '';
-        };
-      };
-    };
-    dpdkm = {
-      monitoring = false;
-      ci = false;
-      external = true;
-      nets = rec {
-        retiolum = {
-          ip4.addr = "10.243.29.173";
-          ip6.addr = "42:4992:6a6d:900::1";
-          aliases = [ "dpdkm.r" ];
-          tinc.pubkey = ''
-            -----BEGIN RSA PUBLIC KEY-----
-            MIICCgKCAgEAuW31xGBdPMSS45KmsCX81yuTcDZv1z7wSpsGQiAw7RsApG0fbBDj
-            NvzWZaZpTTUueG7gtt7U9Gk8DhWYR1hNt8bLXxE5QlY+gxVjU8+caRvlv10Y9XYp
-            qZEr1n1O5R7jS1srvutPt74uiA8I3hBoeP5TXndu8tVcehjRWXPqJj4VCy9pT2gP
-            X880Z30cXm0jUIu9XKhzQU2UNaxbqRzhJTvFUG04M+0a9olsUoN7PnDV6MC5Dxzn
-            f0ZZZDgHkcx6vsSkN/C8Tik/UCXr3tS/VX6/3+PREz6Z3bPd2QfaWdowrlFQPeYa
-            bELPvuqYiq7zR/jw3vVsWX2e91goAfKH5LYKNmzJCj5yYq+knB7Wil3HgBn86zvL
-            Joj56VsuB8fQrrUxjrDetNgtdwci+yFeXkJouQRLM0r0W24liyCuBX4B6nqbj71T
-            B6rAMzhBbl1yixgf31EgiCYFSusk+jiT+hye5lAhes4gBW9GAWxGNU9zE4QeAc1w
-            tkPH/CxRIAeuPYNwmjvYI2eQH9UQkgSBa3/Kz7/KT9scbykbs8nhDHCXwT6oAp+n
-            dR5aHkuBrTQOCU3Xx5ZwU5A0T83oLExIeH8jR1h2mW1JoJDdO85dAOrIBHWnjLls
-            mqrJusBh2gbgvNqIrDaQ9J+o1vefw1QeSvcF71JjF1CEBUmTbUAp8KMCAwEAAQ==
-            -----END RSA PUBLIC KEY-----
-          '';
-        };
-      };
-    };
-    eve = {
-      monitoring = false;
-      ci = false;
-      external = true;
-      nets = rec {
-        internet = {
-          # eve.thalheim.io
-          ip4.addr = "188.68.39.17";
-          ip6.addr = "2a03:4000:13:31e::1";
-          aliases = [ "eve.i" ];
-        };
-        retiolum = rec {
-          via = internet;
-          addrs = [
-            ip4.addr
-            ip6.addr
-          ];
-          ip4.addr = "10.243.29.174";
-          ip6.addr = "42:4992:6a6d:a00::1";
-          aliases = [ "eve.r" ];
-          tinc.pubkey = ''
-            -----BEGIN RSA PUBLIC KEY-----
-            MIICCgKCAgEAw5cxGjnWCG8dcuhTddvGHzH0/VjxHA5V8qJXH2R5k8ki8dsM5FRH
-            XRcH/aYg+IL03cyx4wU7oJKxiOTNGbysglnbTVthfYhqeQY+NRTzR1Thb2Fo+P82
-            08Eovwlgb0uwCjaiH8ZoH3BKjXyMn/Ezrni7hc5zyyRb88XJLosTykO2USlrsoIk
-            6OCA3A34HyJH0/G6GbNYCPrB/a/r1ji7OWDlg3Ft9c3ViVOkcNV1d9FV0RULX9EI
-            +xRDbAs1fkK5wMkC2BpkJRHTpImPbYlwQvDrL2sp+JNAEVni84xGxWn9Wjd9WVv3
-            dn+iPUD7HF9bFVDsj0rbVL78c63MEgr0pVyONDBK+XxogMTOqjgicmkLRxlhaSPW
-            pnfZHJzJ727crBbwosORY+lTq6MNIMjEjNcJnzAEVS5uTJikLYL9Y5EfIztGp7LP
-            c298AtKjEYOftiyMcohTGnHhio6zteuW/i2sv4rCBxHyH5sWulaHB7X1ej0eepJi
-            YX6/Ff+y9vDLCuDxb6mvPGT1xpnNmt1jxAUJhiRNuAvbtvjtPwYfWjQXOf7xa2xI
-            61Oahtwy/szBj9mWIAymMfnvFGpeiIcww3ZGzYNyKBCjp1TkkgFRV3Y6eoq1sJ13
-            Pxol8FwH5+Q72bLtvg5Zva8D0Vx2U1jYSHEkRDDzaS5Z6Fus+zeZVMsCAwEAAQ==
-            -----END RSA PUBLIC KEY-----
-          '';
-        };
-      };
-    };
     xerxes = {
       cores = 2;
       nets = rec {
@@ -644,47 +368,6 @@ with import <stockholm/lib>;
       ssh.privkey.path = <secrets/ssh.id_ed25519>;
       ssh.pubkey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIE5HyLyaIvVH0qHIQ4ciKhDiElhSqsK+uXcA6lTvL+5n";
     };
-    cabal = {
-      cores = 2;
-      nets = rec {
-        retiolum = {
-          ip4.addr = "10.243.1.4";
-          ip6.addr = "42::1:4";
-          aliases = [
-            "cabal.r"
-          ];
-          tinc.pubkey = ''
-            -----BEGIN RSA PUBLIC KEY-----
-            MIIECgKCBAEAukXm8xPpC6/F+wssYqQbqt1QDwsPrF3TJ9ToLFcN1WgDlhDhjM3A
-            SuRDMNjRT1fvVTuXyplH5g16eokW/yLOpNnznMS3/VR372pLPEOqfuRf7wAy18jj
-            rZkW3EO7nyZ8KMb+SXA8Q0KIpHY50Ezh+tqGoTZDICwoK6N5dKLgAZShS55JXwwK
-            qRG3vyzV3mDjgVyT0FNfyL1/BN1qvJ+tQQ40lEbkcQauMunMzNbH058kAd6H2/0e
-            LK4JkxI9XpZHE6Pf1epXyClHW7vT7APFRp9gL9tZS/XMC18+aEMFfQrNW9jb3FIq
-            rU5MfJ7aubboe7dT6CRaRSWpduiKLVzY/JCoGvUziyvmR7qHsQWTEjtNuQX9joc3
-            6iq1o+gmLV0G8Xwq8cEcg5USlLxNsGBQPwYnTG6iTPPHqOv7BKucekE/opnVZseE
-            fSNCGl1+tGwa3soSMI97LkpQTZxdeqf+jWZve0RbSa2Ihyod91ldFCqi1+PZx68v
-            yBI0PJamlt+dBx6WQKbPngWYeD8hXo7tg0XVRVa3ZQyX+Mq6uCCb2GM8ewMUPl+A
-            kcY1osFt6+sdkFGdiv3FMyijAiZumPoPprXC/4SGIsMnkoI4JfSAbTpHi2QuesqR
-            KMeairdB7XGUYlMvWpDLKN2dbMdRc+l3kDUKT7hALjKeyWS/27WYeK/STxvZXEXi
-            TZGHopvOFv6wcrb6nI49vIJo5mDLFamAPN3ZjeR20wP95UP7cUUSaTYX49M4lX6U
-            oL5BaFrcLn2PTvS84pUxcXKAp70FgTpvGJbaWwETgDjW+H+qlGmI/BTejpL7flVs
-            TOtaP/uCMxhVZSFv9bzo0ih10o+4gtU8lqxfJsVxlf2K7LVZ++LQba/u+XxRY+xw
-            3IFBfg34tnO6zYlV8XgAiJ6IUOHUZANsuBD4iMoFSVOig6t5eIOkgXR6GEkP8FBD
-            rkroRMmxcu4lTCOzWIuAVOxCd4XXguoGQ4HAzpGd5ccdcb8Ev4RYEvNJY7B5tIQZ
-            4J0F9ECzJuSu1HvWTL+T6a36d2MDTkXU2IJ2tSHciXqiP+QMMF7p9Ux0tiAq4mtf
-            luA94uKWg3cSyTyEM/jF66CgO6Ts3AivNE0MRNupV6AbUdr+TjzotGn9rxi168py
-            w/49OVbpR9EIGC2wxx7qcSEk5chFOcgvNQMRqgIx51bbOL7JYb0f4XuA38GUqLkG
-            09PXmPeyqGzR9HsV2XZDprZdD3Dy4ojdexw0+YILg9bHaAxLHYs6WFZvzfaLLsf1
-            K2I39vvrEEOy8tHi4jvMk7oVX6RWG+DOZMeXTvyUCaBHyYkA0eDlC6NeKOHxnW/g
-            ZtN1W93UdklEqc5okM0/ZIke1HDRt3ZLdQIDAQAB
-            -----END RSA PUBLIC KEY-----
-          '';
-        };
-      };
-      secure = true;
-      ssh.privkey.path = <secrets/ssh.id_ed25519>;
-      ssh.pubkey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIPsTeSAedrbp7/KmZX8Mvka702fIUy77Mvqo9HwzCbym";
-    };
     red = {
       monitoring = false;
       cores = 1;
@@ -716,6 +399,36 @@ with import <stockholm/lib>;
       ssh.privkey.path = <secrets/ssh.id_ed25519>;
       ssh.pubkey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIKd/6eCR8yxC14zBJLIQgVa4Zbutv5yr2S8k08ztmBpp";
     };
+    yellow = {
+      cores = 1;
+      nets = {
+        retiolum = {
+          ip4.addr = "10.243.0.14";
+          ip6.addr = "42:0:0:0:0:0:0:14";
+          aliases = [
+            "yellow.r"
+          ];
+          tinc.pubkey = ''
+            -----BEGIN PUBLIC KEY-----
+            MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA6lHmzq8+04h3zivJmIbP
+            MkYiW7KflcTWQrl/4jJ7DVFbrtS6BSSI0wIibW5ygtLrp2nYgWv1jhg7K9q8tWMY
+            b6tDv/ze02ywCwStbjytW3ymSZUJlRkK2DQ4Ld7JEyKmLQIjxXYah+2P3QeUxLfU
+            Uwk6vSRuTlcb94rLFOrCUDRy1cZC73ZmtdbEP2UZz3ey6beo3l/K5O4OOz+lNXgd
+            OXPls4CeNm6NYhSGTBomS/zZBzGqb+4sOtLSPraNQuc75ZVpT8nFa/7tLVytWCOP
+            vWglPTJOyQSygSoVwGU9I8pq8xF1aTE72hLGHprIJAGgQE9rmS9/3mbiGLVZpny6
+            C6Q9t6vkYBRb+jg3WozIXdUvPP19qTEFaeb08kAuf1xhjZhirfDQjI7K6SFaDOUp
+            Y/ZmCrCuaevifaXYza/lM+4qhPXmh82WD5ONOhX0Di98HBtij2lybIRUG/io4DAU
+            52rrNAhRvMkUTBRlGG6LPC4q6khjuYgo9uley5BbyWWbCB1A9DUfbc6KfLUuxSwg
+            zLybZs/SHgXw+pJSXNgFJTYGv1i/1YQdpnbTgW4QsEp05gb+gA9/6+IjSIJdJE3p
+            DSZGcJz3gNSR1vETk8I2sSC/N8wlYXYV7wxQvSlQsehfEPrFtXM65k3RWzAAbNIJ
+            Akz4E3+xLVIMqKmHaGWi0usCAwEAAQ==
+            -----END PUBLIC KEY-----
+          '';
+        };
+      };
+      ssh.privkey.path = <secrets/ssh.id_ed25519>;
+      ssh.pubkey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIC03TCO73NQZHo7NKZiVJp2iiUbe6PQP14Kg3Bnlkqje ";
+    };
     blue = {
       cores = 1;
       nets = {
@@ -789,9 +502,6 @@ with import <stockholm/lib>;
       mail = "lass@daedalus.r";
       pubkey = builtins.readFile ./ssh/daedalus.rsa;
     };
-    fritz = {
-      pubkey = "ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQCz34435NSXgj72YAOL4cIlRq/4yInKEyL9no+gymURoW5x1nkYpP0EK331e7UyQQSOdWOogRo6d7YHcFqNlYWv5xlYcHucIhgJwC4Zda1liVA+v7tSOJz2BjmFvOT3/qlcPS69f3zdLHZooz2C33uHX1FgGRXlxiA8dpqGnSr8o76QLZjuQkuDqr8reOspjO/RHCo2Moq0Xm5q9OgN1WLAZzupqt9A5lx567mRzYsRAr23pUxVN8T/tSCgDlPe4ktEjYX9CXLKfMyh9WuBVi+AuH4GFEWBT+AMpsHeF45w+w956x56mz0F5nYOQNK87gFr+Jr+mh2AF1ot2CxzrfTb fritz@scriptkiddiT540";
-    };
     prism-repo-sync = {
       pubkey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIKhpCKTnSq6VDJPB+0NiHu2ZxSKEIxHN6uPAPnbXYNCe";
       mail = "lass@prism.r";
@@ -800,14 +510,8 @@ with import <stockholm/lib>;
       pubkey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIGv6N/UjFnX5vUicT9Sw0+3x4mR0760iaVWZ/JDtdV4h";
       mail = "lass@mors.r";
     };
-    sokratess = {
-    };
     wine-mors = {
       pubkey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIEKfTIKmbe1RjX1fjAn//08363zAsI0CijWnaYyAC842";
     };
-    Mic92 = {
-      pubkey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIKbBp2dH2X3dcU1zh+xW3ZsdYROKpJd3n13ssOP092qE";
-      mail = "joerg@higgsboson.tk";
-    };
   };
 }
diff --git a/krebs/3modules/realwallpaper.nix b/krebs/3modules/realwallpaper.nix
index 044811c7d..cb940efef 100644
--- a/krebs/3modules/realwallpaper.nix
+++ b/krebs/3modules/realwallpaper.nix
@@ -77,7 +77,190 @@ let
 
       serviceConfig = {
         Type = "simple";
-        ExecStart = "${pkgs.realwallpaper}/realwallpaper.sh";
+        ExecStart = pkgs.writeDash "generate-wallpaper" ''
+          set -xeuf
+
+          # usage: getimg FILENAME URL
+          fetch() {
+            echo "fetch $1"
+            curl -LsS -z "$1" -o "$1" "$2"
+          }
+
+          # usage: check_type FILENAME TYPE
+          check_type() {
+            if ! file -ib "$1" | grep -q "^$2/"; then
+              echo "$1 is not of type $2" >&2
+              rm "$1"
+              return 1
+            fi