Merge remote-tracking branch 'prism/master'

35 files changed, 318 insertions, 242 deletions

diff --git a/krebs/2configs/ergo.nix b/krebs/2configs/ergo.nix
new file mode 100644
index 00000000..db0bc574
--- /dev/null
+++ b/krebs/2configs/ergo.nix
@@ -0,0 +1,13 @@
+{ config, pkgs, ... }:
+
+{
+  networking.firewall.allowedTCPPorts = [
+    6667
+  ];
+
+  krebs.ergo = {
+    enable = true;
+  };
+}
+
+
diff --git a/krebs/2configs/hw/x220.nix b/krebs/2configs/hw/x220.nix
index 3780e0d7..bb273652 100644
--- a/krebs/2configs/hw/x220.nix
+++ b/krebs/2configs/hw/x220.nix
@@ -22,8 +22,6 @@ with import <stockholm/lib>;
     pkgs.vaapiVdpau
   ];
 
-  security.rngd.enable = mkDefault true;
-
   services.xserver = {
     videoDriver = "intel";
   };
diff --git a/krebs/2configs/reaktor2.nix b/krebs/2configs/reaktor2.nix
index 2823aabe..14e0a3d7 100644
--- a/krebs/2configs/reaktor2.nix
+++ b/krebs/2configs/reaktor2.nix
@@ -119,6 +119,7 @@ in {
   users.users.reaktor2 = {
     uid = genid_uint31 "reaktor2";
     home = stateDir;
+    isSystemUser = true;
   };
 
   krebs.reaktor2 = {
diff --git a/krebs/2configs/shack/muell_mail.nix b/krebs/2configs/shack/muell_mail.nix
index 48156471..95145020 100644
--- a/krebs/2configs/shack/muell_mail.nix
+++ b/krebs/2configs/shack/muell_mail.nix
@@ -12,6 +12,7 @@ let
 in {
   users.users.muell_mail = {
     inherit home;
+    isSystemUser = true;
     createHome = true;
   };
   systemd.services.muell_mail = {
diff --git a/krebs/2configs/shack/muellshack.nix b/krebs/2configs/shack/muellshack.nix
index e894b939..b032b429 100644
--- a/krebs/2configs/shack/muellshack.nix
+++ b/krebs/2configs/shack/muellshack.nix
@@ -13,6 +13,7 @@ let
 in {
   users.users.muellshack = {
     inherit home;
+    isSystemUser = true;
     createHome = true;
   };
   services.nginx.virtualHosts."muell.shack" = {
diff --git a/krebs/2configs/shack/node-light.nix b/krebs/2configs/shack/node-light.nix
index 4a981ea8..2e69d5aa 100644
--- a/krebs/2configs/shack/node-light.nix
+++ b/krebs/2configs/shack/node-light.nix
@@ -14,6 +14,7 @@ in {
   networking.firewall.allowedUDPPorts = [ 2342 ];
   users.users.node-light = {
     inherit home;
+    isSystemUser = true;
     createHome = true;
   };
   services.nginx.virtualHosts."lounge.light.shack" = {
diff --git a/krebs/2configs/shack/powerraw.nix b/krebs/2configs/shack/powerraw.nix
index cc3692e8..43c74358 100644
--- a/krebs/2configs/shack/powerraw.nix
+++ b/krebs/2configs/shack/powerraw.nix
@@ -14,7 +14,10 @@ let
 in {
   # receive response from light.shack / standby.shack
   networking.firewall.allowedUDPPorts = [ 11111 ];
-  users.users.powermeter.extraGroups = [ "dialout" ];
+  users.users.powermeter = {
+    extraGroups = [ "dialout" ];
+    isSystemUser = true;
+  };
 
   # we make sure that usb-ttl has the correct permissions
   # creates /dev/powerraw
diff --git a/krebs/2configs/shack/s3-power.nix b/krebs/2configs/shack/s3-power.nix
index f3ea67f7..0ce8a878 100644
--- a/krebs/2configs/shack/s3-power.nix
+++ b/krebs/2configs/shack/s3-power.nix
@@ -14,6 +14,7 @@ in {
   users.users.s3_power = {
     inherit home;
     createHome = true;
+    isSystemUser = true;
   };
   systemd.services.s3-power = {
     startAt = "daily";
diff --git a/krebs/2configs/shack/shackDNS.nix b/krebs/2configs/shack/shackDNS.nix
index 807bb7e6..c9cdfd24 100644
--- a/krebs/2configs/shack/shackDNS.nix
+++ b/krebs/2configs/shack/shackDNS.nix
@@ -30,6 +30,7 @@ in {
   users.users.shackDNS = {
     inherit home;
     createHome = true;
+    isSystemUser = true;
   };
   services.nginx.virtualHosts."leases.shack" = {
     locations."/" = {
diff --git a/krebs/2configs/shack/share.nix b/krebs/2configs/shack/share.nix
index d8d65d30..3eb30964 100644
--- a/krebs/2configs/shack/share.nix
+++ b/krebs/2configs/shack/share.nix
@@ -1,7 +1,7 @@
 {config, ... }:{
   users.users.smbguest = {
     name = "smbguest";
-    uid = config.ids.uids.smbguest;
+    uid = config.ids.uids.smbguest; #effectively systemUser
     group = "share";
     description = "smb guest user";
     home = "/home/share";
diff --git a/krebs/2configs/wiki.nix b/krebs/2configs/wiki.nix
index e4f05a6e..9a18b8df 100644
--- a/krebs/2configs/wiki.nix
+++ b/krebs/2configs/wiki.nix
@@ -4,9 +4,9 @@ let
 
   setupGit = ''
     export PATH=${makeBinPath [ pkgs.git ]}
-    export GIT_SSH_COMMAND='${pkgs.openssh}/bin/ssh -i ${config.krebs.gollum.stateDir}/.ssh/id_ed25519'
+    export GIT_SSH_COMMAND='${pkgs.openssh}/bin/ssh -i ${config.services.gollum.stateDir}/.ssh/id_ed25519'
     repo='git@localhost:wiki'
-    cd ${config.krebs.gollum.stateDir}
+    cd ${config.services.gollum.stateDir}
     if ! url=$(git config remote.origin.url); then
       git remote add origin "$repo"
     elif test "$url" != "$repo"; then
@@ -27,7 +27,7 @@ let
 
 in
 {
-  krebs.gollum = {
+  services.gollum = {
     enable = true;
     extraConfig = ''
       Gollum::Hook.register(:post_commit, :hook_id) do |committer, sha1|
@@ -36,6 +36,8 @@ in
     '';
   };
 
+  systemd.services.gollum.environment.LC_ALL = "en_US.UTF-8";
+
   networking.firewall.allowedTCPPorts = [ 80 ];
   services.nginx = {
     enable = true;
@@ -87,7 +89,7 @@ in
   };
 
   krebs.secret.files.gollum = {
-    path = "${config.krebs.gollum.stateDir}/.ssh/id_ed25519";
+    path = "${config.services.gollum.stateDir}/.ssh/id_ed25519";
     owner = { name = "gollum"; };
     source-path = "${<secrets/gollum.id_ed25519>}";
   };
diff --git a/krebs/3modules/airdcpp.nix b/krebs/3modules/airdcpp.nix
index 56fb3179..0ac9d335 100644
--- a/krebs/3modules/airdcpp.nix
+++ b/krebs/3modules/airdcpp.nix
@@ -268,6 +268,7 @@ let
         uid = genid "airdcpp";
         home = cfg.stateDir;
         createHome = true;
+        isSystemUser = true;
         inherit (cfg) extraGroups;
       };
       groups.airdcpp.gid = genid "airdcpp";
diff --git a/krebs/3modules/bepasty-server.nix b/krebs/3modules/bepasty-server.nix
index ffa9a29e..051646b6 100644
--- a/krebs/3modules/bepasty-server.nix
+++ b/krebs/3modules/bepasty-server.nix
@@ -146,6 +146,7 @@ let
       uid = genid_uint31 "bepasty";
       group = "bepasty";
       home = "/var/lib/bepasty-server";
+      isSystemUser = true;
     };
     users.extraGroups.bepasty = {
       gid = genid_uint31 "bepasty";
diff --git a/krebs/3modules/brockman.nix b/krebs/3modules/brockman.nix
index 9b2ed4a7..7a78880e 100644
--- a/krebs/3modules/brockman.nix
+++ b/krebs/3modules/brockman.nix
@@ -12,7 +12,7 @@ in {
     users.extraUsers.brockman = {
       home = "/var/lib/brockman";
       createHome = true;
-      isNormalUser = false;
+      isSystemUser = true;
       uid = genid_uint31 "brockman";
     };
 
diff --git a/krebs/3modules/buildbot/master.nix b/krebs/3modules/buildbot/master.nix
index 8995753a..a845bb28 100644
--- a/krebs/3modules/buildbot/master.nix
+++ b/krebs/3modules/buildbot/master.nix
@@ -322,6 +322,7 @@ let
       description = "Buildbot Master";
       home = cfg.workDir;
       createHome = false;
+      isSystemUser = true;
     };
 
     users.extraGroups.buildbotMaster = {
diff --git a/krebs/3modules/buildbot/slave.nix b/krebs/3modules/buildbot/slave.nix
index c15169fb..d877b991 100644
--- a/krebs/3modules/buildbot/slave.nix
+++ b/krebs/3modules/buildbot/slave.nix
@@ -131,6 +131,7 @@ let
       description = "Buildbot Slave";
       home = cfg.workDir;
       createHome = false;
+      isSystemUser = true;
     };
 
     users.extraGroups.buildbotSlave = {
diff --git a/krebs/3modules/default.nix b/krebs/3modules/default.nix
index e75afad1..30ca82b9 100644
--- a/krebs/3modules/default.nix
+++ b/krebs/3modules/default.nix
@@ -20,6 +20,7 @@ let
       ./ci.nix
       ./current.nix
       ./dns.nix
+      ./ergo.nix
       ./exim.nix
       ./exim-retiolum.nix
       ./exim-smarthost.nix
@@ -28,7 +29,6 @@ let
       ./github-known-hosts.nix
       ./git.nix
       ./go.nix
-      ./gollum.nix
       ./hidden-ssh.nix
       ./hosts.nix
       ./htgen.nix
diff --git a/krebs/3modules/ergo.nix b/krebs/3modules/ergo.nix
new file mode 100644
index 00000000..14f85c4d
--- /dev/null
+++ b/krebs/3modules/ergo.nix
@@ -0,0 +1,136 @@
+{ config, lib, pkgs, ... }:
+
+let
+  inherit (lib) mkEnableOption mkIf mkOption types;
+  inherit (pkgs) coreutils ergo;
+  cfg = config.krebs.ergo;
+
+  configFile = pkgs.writeText "ergo.conf" (builtins.toJSON cfg.config);
+in
+
+{
+
+  ###### interface
+
+  options = {
+
+    krebs.ergo = {
+
+      enable = mkEnableOption "Ergo IRC daemon";
+
+      config = mkOption {
+        type = (pkgs.formats.json {}).type;
+        description = ''
+          Ergo IRC daemon configuration file.
+        '';
+        default = {
+          network = {
+            name = "krebstest";
+          };
+          server = {
+            name = "${config.networking.hostName}.r";
+            listeners = {
+              ":6667" = {};
+            };
+            casemapping = "permissive";
+            enforce-utf = true;
+            lookup-hostnames = false;
+            ip-cloaking = {
+              enabled = false;
+            };
+            forward-confirm-hostnames = false;
+            check-ident = false;
+            relaymsg = {
+              enabled = false;
+            };
+            max-sendq = "1M";
+            ip-limits = {
+              count = false;
+              throttle = false;
+            };
+          };
+          datastore = {
+            path = "${cfg.statedir}/ircd.db";
+          };
+          accounts = {
+            authentication-enabled = true;
+            registration = {
+              enabled = true;
+              email-verification = {
+                enabled = false;
+              };
+            };
+          };
+          channels = {
+            default-modes = "+nt";
+          };
+          limits = {
+            nicklen = 32;
+            identlen = 20;
+            channellen = 64;
+            awaylen = 390;
+            kicklen = 390;
+            topiclen = 390;
+          };
+        };
+      };
+
+      statedir = mkOption {
+        type = types.path;
+        default = "/var/lib/ergo";
+        description = ''
+          Location of the state directory of ergo.
+        '';
+      };
+
+      user = mkOption {
+        type = types.str;
+        default = "ergo";
+        description = ''
+          Ergo IRC daemon user.
+        '';
+      };
+
+      group = mkOption {
+        type = types.str;
+        default = "ergo";
+        description = ''
+          Ergo IRC daemon group.
+        '';
+      };
+
+    };
+
+  };
+
+
+  ###### implementation
+
+  config = mkIf cfg.enable ({
+    users.users.${cfg.user} = {
+      description = "Ergo IRC daemon user";
+      uid = config.ids.uids.ircd;
+      group = cfg.group;
+    };
+
+    users.groups.${cfg.group} = {
+      gid = config.ids.gids.ircd;
+    };
+
+    systemd.tmpfiles.rules = [
+      "d ${cfg.statedir} - ${cfg.user} ${cfg.group} - -"
+    ];
+
+    systemd.services.ergo = {
+      description = "Ergo IRC daemon";
+      wantedBy = [ "multi-user.target" ];
+      serviceConfig = {
+        ExecStartPre = "${ergo}/bin/ergo initdb --conf ${configFile}";
+        ExecStart = "${ergo}/bin/ergo run --conf ${configFile}";
+        Group = cfg.group;
+        User = cfg.user;
+      };
+    };
+
+  });
+}
diff --git a/krebs/3modules/external/default.nix b/krebs/3modules/external/default.nix
index 123bbac4..8e6fa225 100644
--- a/krebs/3modules/external/default.nix
+++ b/krebs/3modules/external/default.nix
@@ -589,6 +589,32 @@ in {
         };
       };
     };
+    nxnv = {
+      owner = config.krebs.users.rtjure;
+      nets = {
+        retiolum = {
+          ip4.addr = "10.243.122.127";
+          aliases = [
+            "nxnv.r"
+          ];
+          tinc.pubkey = ''
+           -----BEGIN RSA PUBLIC KEY-----
+           MIICCgKCAgEAxEs92W/wRl3wlB6fNS2KUS+ubFAPLkgQYhk4JXeEeTpUq1H27oxB
+           ZWgWOlLMqnvn3w+aHQviWWPl5F6jXCxDOWCwyLhZU4cs45+ub9KKezCeE8IN+gAt
+           NKDqmRFzao9EXoT7sR65BblqEUR/Aqpykv7n4JdL5pGDbw1GGJ6Xf5QZo2sYm4wp
+           wdqOROn/V2Sm8NgmD1K6Sa2i6BLHSvHqunI4qoTyMfGXl8sbw6I2iclpQy8td9bt
+           1WA7F9kVTZdhaWgfpiZ8sKQ9LoFKoy6jnoppQcl/E8V2XNnjPy8obaLX9rTJ/deT
+           eW9qmfZeYiFSaDLLWEIZjhaU2l9z72oWyUW8w8GZQD+ypGi+UDMkbAhRHiaVGOZy
+           S7AodiEL2Ebzj6XJaNYC3LYm5R8U6XlvcHwn4FDtgKkqwXz08cZsPwQLoBjXUEi/
+           9/A5WEwrmp62TJ/ZRcRwV8/dBklrc/4FT0q0CiMuCWcbjF891d68TvcXlVU3gCwN
+           ld80CS17o2dOsBBW4nft7+9tL545p7mMjw6Oa4kRUTo2n1mYkMdTGZR+tOCD6hvW
+           45IG7vGq5EnRwolekGoMRf8RthajU2RXcIoNWnVon0so0Rja+AU9G7dobd/2qila
+           jta1Mou2vzUSAbdwXtBwJHlV9882p1utMlU9XVEZwQXfWSt488tQqzsCAwEAAQ==
+           -----END RSA PUBLIC KEY-----
+          '';
+        };
+      };
+    };
     ada = {
       owner = config.krebs.users.filly;
       nets = {
@@ -675,6 +701,7 @@ in {
             1T6DILDF71H92PNylujKSPA0CKI160xJ61Xy/T6MYl5u0+RblAgYr77o5HJwmXCe
             jFrCu3SKUIlJWYHWE8yNoR+VVYeXakbDFYE3KpVyBDG+ljUbia+Oel8CAwEAAQ==
             -----END RSA PUBLIC KEY-----
+            Ed25519PublicKey = 3IKIoZqg0jm9+pOOka2FEtihx0y8qAdJqKTuRfJtMpK
           '';
         };
       };
diff --git a/krebs/3modules/external/mic92.nix b/krebs/3modules/external/mic92.nix
index 15136cbc..bbefb8ed 100644
--- a/krebs/3modules/external/mic92.nix
+++ b/krebs/3modules/external/mic92.nix
@@ -39,6 +39,7 @@ in {
             DKhcgvE6xHCwZnVyJN8MMy1CVyDmnHVYoaTEZ2cCvNi/hXIXgO9KWjSpAv5tP764
             UkOE4dlDpEW6G1pNf84BERfRYGDj29A/Jk9LJC/6D09QJXNu18HR0sUCAwEAAQ==
             -----END RSA PUBLIC KEY-----
+            Ed25519PublicKey = 6VktF9Fg9E0hCW5g+rwGnrPACPSx/8vkl+hPNaFYeND
           '';
         };
       };
@@ -72,6 +73,7 @@ in {
             UU8cQZ3yBLIhTtC+38pRlsdBQHt526q0j0rrnd30JXVAUdWBunP2UJ5QGtA8/mWn
             cWSlvRf5sfbyrISz6+mLPM2qGHnCkKwORNxmv/1DY07O3Rn6hX0OY4ECAwEAAQ==
             -----END RSA PUBLIC KEY-----
+            Ed25519PublicKey = qnJmS6W7QSKG3mjW1kPnHGeVmKzhGkyP9xBLGwH5XvD
           '';
         };
       };
@@ -148,6 +150,7 @@ in {
             IzbYu49VO/B1rktYzZ2l2ENQy6OILXWbvFjC8Pt8f1ZZQ4A21PyNA1AdyJ/rbVj7
             awm3OnnvKSvMCXWnwHPFHjksb3qMx96Aep1cw3ZBx0sQQ41UWBoOsi8CAwEAAQ==
             -----END RSA PUBLIC KEY-----
+            Ed25519PublicKey = ikUmx5IC1dvfaHFhpZM9xotwF2LH6EkvpcPTRm6TjeD
           '';
         };
       };
@@ -240,10 +243,10 @@ in {
             61Oahtwy/szBj9mWIAymMfnvFGpeiIcww3ZGzYNyKBCjp1TkkgFRV3Y6eoq1sJ13
             Pxol8FwH5+Q72bLtvg5Zva8D0Vx2U1jYSHEkRDDzaS5Z6Fus+zeZVMsCAwEAAQ==
             -----END RSA PUBLIC KEY-----
+
+            Ed25519PublicKey = 7J1JgVyiy540akMdd/kONta0fMHSl5+FQJ1QhN84TzP
           '';
           tinc.subnets = [
-            # ohorn lan
-            "fd42:4492:6a6d:500:8526:2adf:7451:8bbb"
             # docker network
             "42:0000:002b:1605:3::/80"
           ];
@@ -269,21 +272,26 @@ in {
         '';
       };
     };
-    anindya = {
+    aendernix = {
       owner = config.krebs.users.mic92;
       nets.retiolum = {
-        ip4.addr = "10.243.29.191";
+        ip4.addr = "10.243.29.172";
         aliases = [
-          "anindya.r"
+          "aendernix.r"
         ];
         tinc.pubkey = ''
           -----BEGIN RSA PUBLIC KEY-----
-          MIIBCgKCAQEA8yWr01WlmM4RYuJdxvzvfdN3C5T3DOknWvK7U3y92HYgtQfYtZwu
-          +J8r1fpTsdIS8wKdSEqz7Mjhb1JabJBB1fv/2mkAF4V/gkMbP0jqZ6QQL29kgkNP
-          aI/+zG1yh4kEDgSn843J6XnTsJ/4Na2zmbVP1iIIQYMXyh+meWsBVR6DKV5ighjz
-          4h3wKbuMmDrS50aTk8ahgWoiqcE2DTUMeprw4SIL+RTepmsCINQtAJui5Ys6AAbK
-          ab6gxMzRH2txLBcTfSrbqTX3qHZHLlB9Ai5FEItWqMBxquD6OCxn8DNU+5LgGpt1
-          Z37SI1U0c4uu1oo7kOSx6wYP2ZVOatys6QIDAQAB
+          MIICCgKCAgEAt/dCDTvJU5jugP+5pk2CNM8X6cOnFonJv2eS253nsmKI97T9FSUa
+          QDt417MoqAJNEeZw7o4ve1fmdZmtfKgmXYdDJi2HSJCJoKY6FUgVOKevtzGg4akl
+          4mKTy2z59CxyIbA41MHyLq18W3NLabQ41NpWGBRt9jvHQpZfd+wI8t5IIzdvFrKo
+          JSOFRbzEBL5//Hc3N/443cUg4IMyDBTemS7/jaZ2/Mn+PVZAdoIPLEZjFeWewmTF
+          Jd8Bsc2thzAREYHYnawhq3PLJSebMJd91pCdkD0NB0i59VKORcQTFady3fzE9+w4
+          RSTqAdBTUDuxzU/B8g1dp89/qW+fVPiFuB5Pf7D9t2DgxTDAeSXMiId/4Hwa0B1G
+          QCnCedz0Qk2UdId16BTS8DSq8Pd9fawU6qCmPY6ahSiw5ZQ6odMvDISb480cKj41
+          pslLjhIItTk3WEs8MwnQCzweNABuCK7GzT7CNaYm3f9pznBlOB+KfoZ6mrlzKkEK
+          u+gFJXTFym0ZF0wheXO7FCJ1jp4LFHqKGS3zWQyT7isjLsbcQzpOe8/FdiFlQvlG
+          vltL+5JjcahAMHc/ba+pRa5rSy8ebqf68fg4jlkT94Za13bCIHdK5w7eAXR3s/9z
+          H2wZmhvajUIZAxQSgFUy+7kKWOIkWqFkGPIdmbdwTaHC88OWshvRv8ECAwEAAQ==
           -----END RSA PUBLIC KEY-----
         '';
       };
@@ -356,6 +364,7 @@ in {
             4frtEIGbfdKqQ6nNTvTpCrAo+WAm3NE3khTYqGe4LqX/JMoGtWXp/Ex9IdG+sflM
             mESMjuHp9vPY4aZGPtYPP93Cxv3q7gm+EfIGebajISpaG28J+XjiNNsCAwEAAQ==
             -----END RSA PUBLIC KEY-----
+            Ed25519PublicKey = emKq1mfkW4/aCoCwmeFU3DtppKs+KsTvd9YGoFkFgdC
           '';
         };
       };
@@ -381,8 +390,6 @@ in {
             /vW066YCTe7wi+YrvrMDgkdbyfn/ecMTn2iXsTb4k9/fuO0+hsqL+isCAwEAAQ==
             -----END RSA PUBLIC KEY-----
           '';
-          # ohorn lan
-          tinc.subnets = [ "fd42:4492:6a6d:500::/64" ];
         };
       };
     };
@@ -410,6 +417,7 @@ in {
              74oJVJgBT5M1rTH2+u+MU+kC+x2UD+jjXEjS55owFWsEM1jI4rGra+dpsDuzdGdG
              67wl9JlpDBy4Tkf2Bl3CQWZHsWDsR6jCqwIDAQAB
              -----END RSA PUBLIC KEY-----
+             Ed25519PublicKey = Z5+fArxMfP8oLqlHpXadkGc9ROOPHBqugAMD2czmNlJ
           '';
         };
       };
@@ -417,6 +425,11 @@ in {
     bill = {
       owner = config.krebs.users.mic92;
       nets = rec {
+        internet = {
+          ip4.addr = "131.159.38.191";
+          ip6.addr = "2a09:80c0:38::191";
+          aliases = [ "bill.i" ];
+        };
         retiolum = {
           addrs = [
             config.krebs.hosts.bill.nets.retiolum.ip4.addr
@@ -426,13 +439,19 @@ in {
           aliases = [ "bill.r" ];
           tinc.pubkey = ''
             -----BEGIN RSA PUBLIC KEY-----
-            MIIBCgKCAQEAzg0wJuDvsbflRKSJ7+ug9y7Gn+BH3CR44fuCPZpWmIcGIUbA6rXj
-            CD8pF5heOvXNCFlEip2wqTkaCJPnUs3x8BRtORmD6OxDdmqt0xH54u7CixKzrPp9
-            GIQydv+ZsGA2z3aDbmBydRPDIvYGhW68FJn10qlGRjCZ5zCl1eVEZ/wMddFXc0B8
-            KDbxh7qOkjXon6EOGACVbnrnUR3F1GsIvCxX0cCDrO0P8XHwwsZiAfUwXYkiqw7t
-            zPcty6Bbr34mSJbb9cFb/qQlfPWT0HVgo+Q65HVkr/64o/9tTyREZcj1dk5PpEPE
-            bt7PGlOF1oPZpVFQh8S+NviHTtqrvkuISQIDAQAB
+            MIICCgKCAgEAvzM5dWPpmzzmogjuZC5boNvz+MJcIO0WnE9IINBY+CLSw5ZpNDVB
+            b97EG0Irs92OLJ5eesdPdF5LIyfFcFHOpPN+NdVEfLDWpFZVgOYh4BRy5+JdEk6O
+            ybcxLFIdgBHxahd3W27FxXC1ALu/AInAA2b4rwYoNBi23idj8+wtL4MJldkr5QaQ
+            sx8VQxIMy1xY4AbKcHdOt/nMrPoU6GnE9ObdcLys5cGUl/7Vc0NAMK6RrFQo+jfn
+            2N0uWA1hZPAfZEEKP91xiOiRSx15WG3q9R/rqPmBh6l+rdPyWdRKcPVndCzVDrgw
+            WWPcR9A9Yzr0ZrpEIHOfrDOqb2Ur1HlrXHZRpt55IYOKwC7ZimZzKkMj7zl1t2Rq
+            nC07IJS7OI38amgLI0PSFI/Mx+mAPdYjd0fDcp8q7reOL63QT7cbrOw+cyOzNzGb
+            I7U7QaHaA2unOa1EYj5Ocd6jI1IyHqQe9FkUqgTaDVU44U3WEo/KY6FZfhqSPPHs
+            PsFzMj9nOWUGUr0cAn7DloIfNL49voO1C4HaiEvvhbSFIT/8suq3JznFxmP/q+Ph
+            qYbXI/LXzU2Ln1Abiu9m1OfxTmEOlH9C54zyUvkAfhjcD2/aZWc76g06Oj2L6kZ6
+            EC9Ku7Hk37rVOgZjtXUjuf3eUAvImknQ/JMRM3YDQgmu4iU0tJ1UnqkCAwEAAQ==
             -----END RSA PUBLIC KEY-----
+            Ed25519PublicKey = bN+knMGCqK+HkdOucynEXxeqGFOS2u8oWLRDV/gNIZI
           '';
         };
       };
@@ -440,6 +459,11 @@ in {
     nardole = {
       owner = config.krebs.users.mic92;
       nets = rec {
+        internet = {
+          ip4.addr = "131.159.102.2";
+          ip6.addr = "2a09:80c0:102::2";
+          aliases = [ "nardole.i" ];
+        };
         retiolum = {
           addrs = [
             config.krebs.hosts.nardole.nets.retiolum.ip4.addr
@@ -449,13 +473,19 @@ in {
           aliases = [ "nardole.r" ];
           tinc.pubkey = ''
             -----BEGIN RSA PUBLIC KEY-----
-            MIIBCgKCAQEA05JzZLPH4+t2X8TI1nYsv4WCQ/OUmuMy9YbKUIRITE2EVA+x47Cf
-            qdYPucWUpF7ap1rykxHBcPnmORO/NjAymlt25FDyyYQ2uWm17VE7P7jefAUnX7xj
-            80Rt7aWCXfldQuRAbza35G+Kl50Y6ydkZYkKCbyQ8fMhuzNp6Wn/pAJD3yr+zdka
-            AsIoir9Ut9/9CKayRqGF+zaIf2Lj7nl5GL8bCAVJydU98GjlnXt7iuaWCt0H7NiK
-            FWOjkGhAUlQI9I6l+5ELWClpyk5X+isfbUbYaCCspZJvos+vDE8hJuH5PrH8NuJj
-            fJv8HrHkcGphn/Nn1TotpHBkyMyE5h6akwIDAQAB
+            MIICCgKCAgEAyYIN9FYtTmJTXUlBO4QYp9J7SZbglMEq0QCMpF9xQvCqJHl+C1vm
+            NzAswlhbaK5J1spi6+zUXtYJEVQyP1xesDlVm9G+hntS7woEWtuLO7VUL9whWINb
+            mO0OmYIEaWTMPIOKPTgc3tYsUhk7dw962/6I81JQczCHg1z2ItsRho/Kwi/Jo2Gj
+            jnPJQoRek45+xIzlf9Jx38ntioTQIaLuSw7/lplT1cHNcefLje8FQmVEojY79Ijc
+            6Ij4b9tPln8eQErw2sANS6kSUOVRnVkfeRW+3a4iRtd8SzXJ+aX5TCsq910Z1+/H
+            ClK91GctU0V11s/m8LCp/Wz+o+4Z89JLxnil/ZS/6NHsaHysQPFPbx0Uh5nASF64
+            RoWhzp2CSJTC9/UJKdPIpIokMIEGgKjy8Up3nY4yjoUnf6SZfzr4jmXfRmYmVaMp
+            cCjbMbxBo+MjfXlGRxJAFGkS9zO9/21SEDiWqfOVThg5jbBR/q9ysRGcXndS0ea7
+            NzsCbU1/0StxxmZLpBRz2MxGSHqlZbwInm9RjsXbCGa32tTiUz8VxjR3LTUMU8AP
+            xpPLaIo7TIPdkDvCFL+DtXB9lE2PDpnSHbxyXKVKqxmCW1i/+msrBs/gnQ9VjzyA
+            L1Ip2MBQd+CFUtaj+VdhjfulvpVcpr5e3nZe7cl38qucUp46tbVsJ3UCAwEAAQ==
             -----END RSA PUBLIC KEY-----
+            Ed25519PublicKey = BA8uWkeHofZb5s9bNy6PjefKNZwemETWAA+Q6okKn1M
           '';
         };
       };
@@ -467,7 +497,6 @@ in {
           ip4.addr = "10.243.29.171";
           aliases = [
             "rock.r"
-            "loki.r"
           ];
           tinc.pubkey = ''
             -----BEGIN PUBLIC KEY-----
@@ -518,6 +547,7 @@ in {
             W3jpl1y5zShr5Hz90QoYcUTsxg9uk/+yqKpwUySZ6Gh4q0bo5k7nkM9i8mCMfNGZ
             0UU94QmwS9RoV4Mt4pSLYRcCs0mVeEjLuIfTFHkXc6LCjBWMn8ICfeMCAwEAAQ==
             -----END RSA PUBLIC KEY-----
+            Ed25519PublicKey = 0O1LrgXAFOuei1NfU0vow+qUfim3htBOyCJvPrQFwHE
           '';
         };
       };
@@ -544,9 +574,8 @@ in {
             W5SCP9wx2ONhvZUkRbeihBiTN5/h3DepjOeNWd1DvE6K0Ag8SXMyBGtyKfer4ykW
             OR0iCiRQQ5QBmNuJrBLRUyfoPqFUXBATT1SrRj8vzXO1TjTmANEMFD0CAwEAAQ==
             -----END RSA PUBLIC KEY-----
+            Ed25519PublicKey = bXEnZa/jn2ntL0R4sMsRd7NIoHgzrzUnJ3ReJUQ8iFG
           '';
-          # ohorn lan
-          tinc.subnets = [ "fd42:4492:6a6d:500:f610:15d1:27a3:674b" ];
         };
       };
     };
@@ -621,8 +650,8 @@ in {
       nets = rec {
         internet = {
           # eva.thalheim.io
-          ip4.addr = "52.59.172.193";
-          ip6.addr = "2a05:d014:301:a601:ef0e:5434:d814:b8ed";
+          ip4.addr = "157.90.232.92";
+          ip6.addr = "2a01:4f8:1c1c:9a9::1";
           aliases = [ "eva.i" ];
         };
         retiolum = {
@@ -630,6 +659,7 @@ in {
           ip4.addr = "10.243.29.185";
           aliases = [
             "eva.r"
+            "loki.r"
             "prometheus.r"
             "alertmanager.r"
           ];
@@ -648,6 +678,7 @@ in {
             6uuTTsn7s0PYBJDNdccOf1Qt8fqPPgzqUKqeUciHojYDDPTC5KQh5m2PBv4I4iIR
             LnKOqNUX7UCqbdaE/tfFRG0CAwEAAQ==
             -----END PUBLIC KEY-----
+            Ed25519PublicKey = 7rbs+10zzfwOPj5RoS1i/01QXuw7uIHGOHIgsjB2fHK
           '';
         };
       };
@@ -671,6 +702,7 @@ in {
             EMp7y5QJySmKwJ/XsS6yiHeYXLFwWvfReja/IRFL4RiDSW+6ES4PTEXxoLVDpqgv
             KF44qim4UBabCMTPVtZcU3Rr+ufBALKJCwIDAQAB
             -----END RSA PUBLIC KEY-----
+            Ed25519PublicKey = PmZ8i6lB0Ij/d8qjA0y3QI2rMAlrTZn1ES/hUSNNWMP
           '';
         };
       };
@@ -699,6 +731,7 @@ in {
             fuXAsh5UbnE5kt6vKL5aducScatyd5FRkNumKG5ji26eZR4lZmXn380JLDInV4n7
             SODZL2fQFBnSD1wTWcq9Q/luPh4FitzJUZzHexvNxR/KBZycZJtdVw8CAwEAAQ==
             -----END RSA PUBLIC KEY-----
+            Ed25519PublicKey = pjCpkZToBUBbjUNVMWfYJePZ6g7m7Ccr9WedfKEFsXD
           '';
         };
       };
diff --git a/krebs/3modules/fetchWallpaper.nix b/krebs/3modules/fetchWallpaper.nix
index e89b86e3..852c8f63 100644
--- a/krebs/3modules/fetchWallpaper.nix
+++ b/krebs/3modules/fetchWallpaper.nix
@@ -57,6 +57,7 @@ let
       description = "fetchWallpaper user";
       home = cfg.stateDir;
       createHome = true;
+      isSystemUser = true;
     };
 
     systemd.timers.fetchWallpaper = {
diff --git a/krebs/3modules/github-hosts-sync.nix b/krebs/3modules/github-hosts-sync.nix
index 7d618ebf..d385ec35 100644
--- a/krebs/3modules/github-hosts-sync.nix
+++ b/krebs/3modules/github-hosts-sync.nix
@@ -65,6 +65,7 @@ let
     users.users.${user.name} = {
       inherit (user) uid;
       home = cfg.dataDir;
+      isSystemUser = true;
     };
   };
 
diff --git a/krebs/3modules/gollum.nix b/krebs/3modules/gollu