Merge remote-tracking branch 'cd/master'

19 files changed, 920 insertions, 827 deletions

diff --git a/tv/1systems/cd.nix b/tv/1systems/cd.nix
index 9b6382607..687f17951 100644
--- a/tv/1systems/cd.nix
+++ b/tv/1systems/cd.nix
@@ -14,11 +14,14 @@ with config.krebs.lib;
     ../2configs/retiolum.nix
     ../2configs/urlwatch.nix
     {
-      imports = [ ../2configs/charybdis.nix ];
       tv.charybdis = {
         enable = true;
-        sslCert = ../Zcerts/charybdis_cd.crt.pem;
+        ssl_cert = ../Zcerts/charybdis_cd.crt.pem;
       };
+      tv.iptables.input-retiolum-accept-new-tcp = [
+        config.tv.charybdis.port
+        config.tv.charybdis.sslport
+      ];
     }
     {
       tv.ejabberd = {
diff --git a/tv/1systems/nomic.nix b/tv/1systems/nomic.nix
index 2c9775da7..45320690b 100644
--- a/tv/1systems/nomic.nix
+++ b/tv/1systems/nomic.nix
@@ -10,6 +10,8 @@ with config.krebs.lib;
     ../2configs/hw/AO753.nix
     ../2configs/exim-retiolum.nix
     ../2configs/git.nix
+    ../2configs/im.nix
+    ../2configs/mail-client.nix
     ../2configs/nginx-public_html.nix
     ../2configs/pulse.nix
     ../2configs/retiolum.nix
diff --git a/tv/1systems/wu.nix b/tv/1systems/wu.nix
index 6154e4df9..8c363d9fc 100644
--- a/tv/1systems/wu.nix
+++ b/tv/1systems/wu.nix
@@ -10,7 +10,9 @@ with config.krebs.lib;
     ../2configs/hw/w110er.nix
     ../2configs/exim-retiolum.nix
     ../2configs/git.nix
+    ../2configs/im.nix
     ../2configs/mail-client.nix
+    ../2configs/man.nix
     ../2configs/nginx-public_html.nix
     ../2configs/pulse.nix
     ../2configs/retiolum.nix
@@ -23,19 +25,6 @@ with config.krebs.lib;
         hashPassword
         haskellPackages.lentil
         parallel
-        (pkgs.writeScriptBin "im" ''
-          #! ${pkgs.bash}/bin/bash
-          export PATH=${makeSearchPath "bin" (with pkgs; [
-            tmux
-            gnugrep
-            weechat
-          ])}
-          if tmux list-sessions -F\#S | grep -q '^im''$'; then
-            exec tmux attach -t im
-          else
-            exec tmux new -s im weechat
-          fi
-        '')
 
         # root
         cryptsetup
@@ -52,14 +41,12 @@ with config.krebs.lib;
         haskellPackages.hledger
         htop
         jq
-        manpages
         mkpasswd
         netcat
         nix-repl
         nmap
         nq
         p7zip
-        posix_man_pages
         push
         qrencode
         texLive
@@ -165,11 +152,7 @@ with config.krebs.lib;
   hardware.opengl.driSupport32Bit = true;
 
   environment.systemPackages = with pkgs; [
-    xlibs.fontschumachermisc
-    slock
     ethtool
-    #firefoxWrapper # with plugins
-    #chromiumDevWrapper
     tinc
     iptables
     #jack2
@@ -177,7 +160,6 @@ with config.krebs.lib;
 
   security.setuidPrograms = [
     "sendmail"  # for cron
-    "slock"
   ];
 
   services.printing.enable = true;
@@ -201,12 +183,6 @@ with config.krebs.lib;
     KERNEL=="hpet", GROUP="audio"
   '';
 
-  services.bitlbee = {
-    enable = true;
-    plugins = [
-      pkgs.bitlbee-facebook
-    ];
-  };
   services.tor.client.enable = true;
   services.tor.enable = true;
   services.virtualboxHost.enable = true;
diff --git a/tv/1systems/xu.nix b/tv/1systems/xu.nix
index 5ec1fe52b..c6a69a85a 100644
--- a/tv/1systems/xu.nix
+++ b/tv/1systems/xu.nix
@@ -11,6 +11,7 @@ with config.krebs.lib;
     ../2configs/exim-retiolum.nix
     ../2configs/git.nix
     ../2configs/mail-client.nix
+    ../2configs/man.nix
     ../2configs/nginx-public_html.nix
     ../2configs/pulse.nix
     ../2configs/retiolum.nix
@@ -52,7 +53,6 @@ with config.krebs.lib;
         haskellPackages.hledger
         htop
         jq
-        manpages
         mkpasswd
         netcat
         nix-repl
@@ -60,7 +60,6 @@ with config.krebs.lib;
         nq
         p7zip
         pass
-        posix_man_pages
         qrencode
         texLive
         tmux
@@ -163,11 +162,7 @@ with config.krebs.lib;
   #hardware.opengl.driSupport32Bit = true;
 
   environment.systemPackages = with pkgs; [
-    #xlibs.fontschumachermisc
-    #slock
     ethtool
-    #firefoxWrapper # with plugins
-    #chromiumDevWrapper
     tinc
     iptables
     #jack2
diff --git a/tv/2configs/backup.nix b/tv/2configs/backup.nix
index 641e2d586..b5512662f 100644
--- a/tv/2configs/backup.nix
+++ b/tv/2configs/backup.nix
@@ -2,29 +2,43 @@
 with config.krebs.lib;
 {
   krebs.backup.plans = {
+  } // mapAttrs (_: recursiveUpdate {
+    snapshots = {
+      daily    = { format = "%Y-%m-%d"; retain =  7; };
+      weekly   = { format = "%YW%W";    retain =  4; };
+      monthly  = { format = "%Y-%m";    retain = 12; };
+      yearly   = { format = "%Y";                    };
+    };
+  }) {
+    nomic-home-xu = {
+      method = "push";
+      src = { host = config.krebs.hosts.nomic; path = "/home"; };
+      dst = { host = config.krebs.hosts.xu;    path = "/bku/nomic-home"; };
+      startAt = "05:00";
+    };
     wu-home-xu = {
       method = "push";
       src = { host = config.krebs.hosts.wu; path = "/home"; };
       dst = { host = config.krebs.hosts.xu; path = "/bku/wu-home"; };
       startAt = "05:00";
-      snapshots = {
-        daily    = { format = "%Y-%m-%d";    retain =  7; };
-        weekly   = { format = "%YW%W";       retain =  4; };
-        monthly  = { format = "%Y-%m";       retain = 12; };
-        yearly   = { format = "%Y";                       };
-      };
     };
     xu-home-wu = {
       method = "push";
       src = { host = config.krebs.hosts.xu; path = "/home"; };
       dst = { host = config.krebs.hosts.wu; path = "/bku/xu-home"; };
       startAt = "06:00";
-      snapshots = {
-        daily    = { format = "%Y-%m-%d";    retain =  7; };
-        weekly   = { format = "%YW%W";       retain =  4; };
-        monthly  = { format = "%Y-%m";       retain = 12; };
-        yearly   = { format = "%Y";                       };
-      };
+    };
+    xu-pull-cd-ejabberd = {
+      method = "pull";
+      src = { host = config.krebs.hosts.cd; path = "/var/ejabberd"; };
+      dst = { host = config.krebs.hosts.xu; path = "/bku/cd-ejabberd"; };
+      startAt = "07:00";
+    };
+    xu-pull-cd-home = {
+      method = "pull";
+      src = { host = config.krebs.hosts.cd; path = "/home"; };
+      dst = { host = config.krebs.hosts.xu; path = "/bku/cd-home"; };
+      startAt = "07:00";
     };
   } // mapAttrs (_: recursiveUpdate {
     snapshots = {
diff --git a/tv/2configs/charybdis.nix b/tv/2configs/charybdis.nix
deleted file mode 100644
index eefb2810b..000000000
--- a/tv/2configs/charybdis.nix
+++ /dev/null
@@ -1,601 +0,0 @@
-{ config, lib, pkgs, ... }:
-
-with config.krebs.lib;
-let
-  cfg = config.tv.charybdis;
-
-  out = {
-    options.tv.charybdis = api;
-    config = lib.mkIf cfg.enable (lib.mkMerge [
-      imp
-      { tv.iptables.input-retiolum-accept-new-tcp = [ 6667 6697 ]; }
-    ]);
-  };
-
-  api = {
-    enable = mkEnableOption "tv.charybdis";
-    dataDir = mkOption {
-      type = types.str;
-      default = "/var/lib/charybdis";
-    };
-    dhParams = mkOption {
-      type = types.str;
-      default = toString <secrets/charybdis.dh.pem>;
-    };
-    motd = mkOption {
-      type = types.str;
-      default = "/join #retiolum";
-    };
-    sslCert = mkOption {
-      type = types.path;
-    };
-    sslKey = mkOption {
-      type = types.str;
-      default = toString <secrets/charybdis.key.pem>;
-    };
-  };
-
-  imp = {
-    systemd.services.charybdis = {
-      wantedBy = [ "multi-user.target" ];
-      environment = {
-        BANDB_DBPATH = "${cfg.dataDir}/ban.db";
-      };
-      serviceConfig = {
-        PermissionsStartOnly = "true";
-        SyslogIdentifier = "charybdis";
-        User = user.name;
-        PrivateTmp = "true";
-        Restart = "always";
-        ExecStartPre = pkgs.writeScript "charybdis-init" ''
-          #! /bin/sh
-          mkdir -p ${cfg.dataDir}
-          chown ${user.name}: ${cfg.dataDir}
-          install -o ${user.name} -m 0400 ${cfg.sslKey} /tmp/ssl.key
-          install -o ${user.name} -m 0400 ${cfg.dhParams} /tmp/dh.pem
-          echo ${escapeShellArg cfg.motd} > /tmp/ircd.motd
-        '';
-        ExecStart = pkgs.writeScript "charybdis-service" ''
-          #! /bin/sh
-          set -euf
-          exec ${pkgs.charybdis}/bin/charybdis-ircd \
-            -foreground \
-            -logfile /dev/stderr \
-            -configfile ${configFile}
-        '';
-      };
-    };
-
-    users.extraUsers = singleton {
-      inherit (user) name uid;
-    };
-  };
-
-  user = rec {
-    name = "charybdis";
-    uid = genid name;
-  };
-
-  configFile = toFile "charybdis-ircd.conf" ''
-    /* doc/example.conf - brief example configuration file
-     *
-     * Copyright (C) 2000-2002 Hybrid Development Team
-     * Copyright (C) 2002-2005 ircd-ratbox development team
-     * Copyright (C) 2005-2006 charybdis development team
-     *
-     * $Id: example.conf 3582 2007-11-17 21:55:48Z jilles $
-     *
-     * See reference.conf for more information.
-     */
-
-    /* Extensions */
-    #loadmodule "extensions/chm_operonly_compat.so";
-    #loadmodule "extensions/chm_quietunreg_compat.so";
-    #loadmodule "extensions/chm_sslonly_compat.so";
-    #loadmodule "extensions/createauthonly.so";
-    #loadmodule "extensions/extb_account.so";
-    #loadmodule "extensions/extb_canjoin.so";
-    #loadmodule "extensions/extb_channel.so";
-    #loadmodule "extensions/extb_extgecos.so";
-    #loadmodule "extensions/extb_oper.so";
-    #loadmodule "extensions/extb_realname.so";
-    #loadmodule "extensions/extb_server.so";
-    #loadmodule "extensions/extb_ssl.so";
-    #loadmodule "extensions/hurt.so";
-    #loadmodule "extensions/m_findforwards.so";
-    #loadmodule "extensions/m_identify.so";
-    #loadmodule "extensions/no_oper_invis.so";
-    #loadmodule "extensions/sno_farconnect.so";
-    #loadmodule "extensions/sno_globalkline.so";
-    #loadmodule "extensions/sno_globaloper.so";
-    #loadmodule "extensions/sno_whois.so";
-    loadmodule "extensions/override.so";
-
-    /*
-     * IP cloaking extensions: use ip_cloaking_4.0
-     * if you're linking 3.2 and later, otherwise use
-     * ip_cloaking.so, for compatibility with older 3.x
-     * releases.
-     */
-
-    #loadmodule "extensions/ip_cloaking_4.0.so";
-    #loadmodule "extensions/ip_cloaking.so";
-
-    serverinfo {
-      name = ${toJSON (head config.krebs.build.host.nets.retiolum.aliases)};
-      sid = "4z3";
-      description = "miep!";
-      network_name = "irc.retiolum";
-      #network_desc = "Retiolum IRC Network";
-      hub = yes;
-
-      /* On multi-homed hosts you may need the following. These define
-       * the addresses we connect from to other servers. */
-      /* for IPv4 */
-      vhost = ${concatMapStringsSep ", " toJSON config.krebs.build.host.nets.retiolum.addrs4};
-      /* for IPv6 */
-      vhost6 = ${concatMapStringsSep ", " toJSON config.krebs.build.host.nets.retiolum.addrs6};
-
-      /* ssl_private_key: our ssl private key */
-      ssl_private_key = "/tmp/ssl.key";
-
-      /* ssl_cert: certificate for our ssl server */
-      ssl_cert = ${toJSON cfg.sslCert};
-
-      /* ssl_dh_params: DH parameters, generate with openssl dhparam -out dh.pem 1024 */
-      ssl_dh_params = "/tmp/dh.pem";
-
-      /* ssld_count: number of ssld processes you want to start, if you
-       * have a really busy server, using N-1 where N is the number of
-       * cpu/cpu cores you have might be useful. A number greater than one
-       * can also be useful in case of bugs in ssld and because ssld needs
-       * two file descriptors per SSL connection.
-       */
-      ssld_count = 1;
-
-      /* default max clients: the default maximum number of clients
-       * allowed to connect.  This can be changed once ircd has started by
-       * issuing:
-       *   /quote set maxclients <limit>
-       */
-      default_max_clients = 1024;
-
-      /* nicklen: enforced nickname length (for this server only; must not
-       * be longer than the maximum length set while building).
-       */
-      nicklen = 30;
-    };
-
-    admin {
-      name = "tv";
-      description = "peer";
-      mail = "${config.krebs.users.tv.mail}";
-    };
-
-    log {
-      fname_userlog = "/dev/stderr";
-      fname_fuserlog = "/dev/stderr";
-      fname_operlog = "/dev/stderr";
-      fname_foperlog = "/dev/stderr";
-      fname_serverlog = "/dev/stderr";
-      fname_klinelog = "/dev/stderr";
-      fname_killlog = "/dev/stderr";
-      fname_operspylog = "/dev/stderr";
-      fname_ioerrorlog = "/dev/stderr";
-    };
-
-    /* class {} blocks MUST be specified before anything that uses them.  That
-     * means they must be defined before auth {} and before connect {}.
-     */
-
-    class "krebs" {
-      ping_time = 2 minutes;
-      number_per_ident = 10;
-      number_per_ip = 2048;
-      number_per_ip_global = 4096;
-      cidr_ipv4_bitlen = 24;
-      cidr_ipv6_bitlen = 64;
-      number_per_cidr = 65536;
-      max_number = 3000;
-      sendq = 1 megabyte;
-    };
-
-    class "users" {
-      ping_time = 2 minutes;
-      number_per_ident = 10;
-      number_per_ip = 1024;
-      number_per_ip_global = 4096;
-      cidr_ipv4_bitlen = 24;
-      cidr_ipv6_bitlen = 64;
-      number_per_cidr = 65536;
-      max_number = 3000;
-      sendq = 400 kbytes;
-    };
-
-    class "opers" {
-      ping_time = 5 minutes;
-      number_per_ip = 10;
-      max_number = 1000;
-      sendq = 1 megabyte;
-    };
-
-    class "server" {
-      ping_time = 5 minutes;
-      connectfreq = 5 minutes;
-      max_number = 1;
-      sendq = 4 megabytes;
-    };
-
-    listen {
-      /* defer_accept: wait for clients to send IRC handshake data before
-       * accepting them.  if you intend to use software which depends on the
-       * server replying first, such as BOPM, you should disable this feature.
-       * otherwise, you probably want to leave it on.
-       */
-      defer_accept = yes;
-
-      /* If you want to listen on a specific IP only, specify host.
-       * host definitions apply only to the following port line.
-       */
-      # XXX This is stupid because only one host is allowed[?]
-      #host = ''${concatMapStringsSep ", " toJSON (
-      #  config.krebs.build.host.nets.retiolum.addrs
-      #)};
-      port = 6667;
-      sslport = 6697;
-    };
-
-    /* auth {}: allow users to connect to the ircd (OLD I:)
-     * auth {} blocks MUST be specified in order of precedence.  The first one
-     * that matches a user will be used.  So place spoofs first, then specials,
-     * then general access, then restricted.
-     */
-    auth {
-      /* user: the user@host allowed to connect.  Multiple IPv4/IPv6 user
-       * lines are permitted per auth block.  This is matched against the
-       * hostname and IP address (using :: shortening for IPv6 and
-       * prepending a 0 if it starts with a colon) and can also use CIDR
-       * masks.
-       */
-      user = "*@10.243.0.0/12";
-      user = "*@42::/16";
-
-      /* password: an optional password that is required to use this block.
-       * By default this is not encrypted, specify the flag "encrypted" in
-       * flags = ...; below if it is.
-       */
-      #password = "letmein";
-
-      /* spoof: fake the users user@host to be be this.  You may either
-       * specify a host or a user@host to spoof to.  This is free-form,
-       * just do everyone a favour and dont abuse it. (OLD I: = flag)
-       */
-      #spoof = "I.still.hate.packets";
-
-      /* Possible flags in auth:
-       *
-       * encrypted                  | password is encrypted with mkpasswd
-       * spoof_notice               | give a notice when spoofing hosts
-       * exceed_limit (old > flag)  | allow user to exceed class user limits
-       * kline_exempt (old ^ flag)  | exempt this user from k/g/xlines&dnsbls
-       * dnsbl_exempt		      | exempt this user from dnsbls
-       * spambot_exempt	      | exempt this user from spambot checks
-       * shide_exempt		      | exempt this user from serverhiding
-       * jupe_exempt                | exempt this user from generating
-       *                              warnings joining juped channels
-       * resv_exempt		      | exempt this user from resvs
-       * flood_exempt               | exempt this user from flood limits
-       *                                     USE WITH CAUTION.
-       * no_tilde     (old - flag)  | don't prefix ~ to username if no ident
-       * need_ident   (old + flag)  | require ident for user in this class
-       * need_ssl                   | require SSL/TLS for user in this class
-       * need_sasl                  | require SASL id for user in this class
-       */
-      flags = kline_exempt, exceed_limit, flood_exempt;
-
-      /* class: the class the user is placed in */
-      class = "krebs";
-    };
-
-    auth {
-      user = "*@*";
-      class = "users";
-    };
-
-    /* privset {} blocks MUST be specified before anything that uses them.  That
-     * means they must be defined before operator {}.
-     */
-    privset "local_op" {
-      privs = oper:local_kill, oper:operwall;
-    };
-
-    privset "server_bot" {
-      extends = "local_op";
-      privs = oper:kline, oper:remoteban, snomask:nick_changes;
-    };
-
-    privset "global_op" {
-      extends = "local_op";
-      privs = oper:global_kill, oper:routing, oper:kline, oper:unkline, oper:xline,
-        oper:resv, oper:mass_notice, oper:remoteban;
-    };
-
-    privset "admin" {
-      extends = "global_op";
-      privs = oper:admin, oper:die, oper:rehash, oper:spy, oper:override;
-    };
-
-    privset "aids" {
-      privs = oper:override, oper:rehash;
-    };
-
-    operator "aids" {
-      user = "*@10.243.*";
-      privset = "aids";
-      flags = ~encrypted;
-      password = "balls";
-    };
-
-    operator "god" {
-      /* name: the name of the oper must go above */
-
-      /* user: the user@host required for this operator.  CIDR *is*
-       * supported now. auth{} spoofs work here, other spoofs do not.
-       * multiple user="" lines are supported.
-       */
-      user = "*god@127.0.0.1";
-
-      /* password: the password required to oper.  Unless ~encrypted is
-       * contained in flags = ...; this will need to be encrypted using
-       * mkpasswd, MD5 is supported
-       */
-      password = "5";
-
-      /* rsa key: the public key for this oper when using Challenge.
-       * A password should not be defined when this is used, see
-       * doc/challenge.txt for more information.
-       */
-      #rsa_public_key_file = "/usr/local/ircd/etc/oper.pub";
-
-      /* umodes: the specific umodes this oper gets when they oper.
-       * If this is specified an oper will not be given oper_umodes
-       * These are described above oper_only_umodes in general {};
-       */
-      #umodes = locops, servnotice, operwall, wallop;
-
-      /* fingerprint: if specified, the oper's client certificate
-       * fingerprint will be checked against the specified fingerprint
-       * below.
-       */
-      #fingerprint = "c77106576abf7f9f90cca0f63874a60f2e40a64b";
-
-      /* snomask: specific server notice mask on oper up.
-       * If this is specified an oper will not be given oper_snomask.
-       */
-      snomask = "+Zbfkrsuy";
-
-      /* flags: misc options for the operator.  You may prefix an option
-       * with ~ to disable it, e.g. ~encrypted.
-       *
-       * Default flags are encrypted.
-       *
-       * Available options:
-       *
-       * encrypted:    the password above is encrypted [DEFAULT]
-       * need_ssl:     must be using SSL/TLS to oper up
-       */
-      flags = encrypted;
-
-      /* privset: privileges set to grant */
-      privset = "admin";
-    };
-
-    service {
-      name = "services.int";
-    };
-
-    cluster {
-      name = "*";
-      flags = kline, tkline, unkline, xline, txline, unxline, resv, tresv, unresv;
-    };
-
-    shared {
-      oper = "*@*", "*";
-      flags = all, rehash;
-    };
-
-    /* exempt {}: IPs that are exempt from Dlines and rejectcache. (OLD d:) */
-    exempt {
-      ip = "127.0.0.1";
-    };
-
-    channel {
-      use_invex = yes;
-      use_except = yes;
-      use_forward = yes;
-      use_knock = yes;
-      knock_delay = 5 minutes;
-      knock_delay_channel = 1 minute;
-      max_chans_per_user = 15;
-      max_bans = 100;
-      max_bans_large = 500;
-      default_split_user_count = 0;
-      default_split_server_count = 0;
-      no_create_on_split = no;
-      no_join_on_split = no;
-      burst_topicwho = yes;
-      kick_on_split_riding = no;
-      only_ascii_channels = no;
-      resv_forcepart = yes;
-      channel_target_change = yes;
-      disable_local_channels = no;
-    };
-
-    serverhide {
-      flatten_links = yes;
-      links_delay = 5 minutes;
-      hidden = no;
-      disable_hidden = no;
-    };
-
-    /* These are the blacklist settings.
-     * You can have multiple combinations of host and rejection reasons.
-     * They are used in pairs of one host/rejection reason.
-     *
-     * These settings should be adequate for most networks, and are (presently)
-     * required for use on StaticBox.
-     *
-     * Word to the wise: Do not use blacklists like SPEWS for blocking IRC
-     * connections.
-     *
-     * As of charybdis 2.2, you can do some keyword substitution on the rejection
-     * reason. The available keyword substitutions are:
-     *
-     *   ''${ip}           - the user's IP
-     *   ''${host}         - the user's canonical hostname
-     *   ''${dnsbl-host}   - the dnsbl hostname the lookup was done against
-     *   ''${nick}         - the user's nickname
-     *   ''${network-name} - the name of the network
-     *
-     * As of charybdis 3.4, a type parameter is supported, which specifies the
-     * address families the blacklist supports. IPv4 and IPv6 are supported.
-     * IPv4 is currently the default as few blacklists support IPv6 operation
-     * as of this writing.
-     *
-     * Note: AHBL (the providers of the below *.ahbl.org BLs) request that they be
-     * contacted, via email, at admins@2mbit.com before using these BLs.
-     * See <http://www.ahbl.org/services.php> for more information.
-     */
-    blacklist {
-      host = "rbl.efnetrbl.org";
-      type = ipv4;
-      reject_reason = "''${nick}, your IP (''${ip}) is listed in EFnet's RBL. For assistance, see http://efnetrbl.org/?i=''${ip}";
-
-    #	host = "ircbl.ahbl.org";
-    #	type = ipv4;
-    #	reject_reason = "''${nick}, your IP (''${ip}) is listed in ''${dnsbl-host} for having an open proxy. In order to protect ''${network-name} from abuse, we are not allowing connections with open proxies to connect.";
-    #
-    #	host = "tor.ahbl.org";
-    #	type = ipv4;
-    #	reject_reason = "''${nick}, your IP (''${ip}) is listed as a TOR exit node. In order to protect ''${network-name} from tor-based abuse, we are not allowing TOR exit nodes to connect to our network.";
-    #
-      /* Example of a blacklist that supports both IPv4 and IPv6 */
-    #	host = "foobl.blacklist.invalid";
-    #	type = ipv4, ipv6;
-    #	reject_reason = "''${nick}, your IP (''${ip}) is listed in ''${dnsbl-host} for some reason. In order to protect ''${network-name} from abuse, we are not allowing connections listed in ''${dnsbl-host} to connect";
-    };
-
-    alias "NickServ" {
-      target = "NickServ";
-    };
-
-    alias "ChanServ" {
-      target = "ChanServ";
-    };
-
-    alias "OperServ" {
-      target = "OperServ";
-    };
-
-    alias "MemoServ" {
-      target = "MemoServ";
-    };
-
-    alias "NS" {
-      target = "NickServ";
-    };
-
-    alias "CS" {
-      target = "ChanServ";
-    };
-
-    alias "OS" {
-      target = "OperServ";
-    };
-
-    alias "MS" {
-      target = "MemoServ";
-    };
-
-    general {
-      hide_error_messages = opers;
-      hide_spoof_ips = yes;
-
-      /*
-       * default_umodes: umodes to enable on connect.
-       * If you have enabled the new ip_cloaking_4.0 module, and you want
-       * to make use of it, add +x to this option, i.e.:
-       *      default_umodes = "+ix";
-       *
-       * If you have enabled the old ip_cloaking module, and you want
-       * to make use of it, add +h to this option, i.e.:
-       *	default_umodes = "+ih";
-       */
-      default_umodes = "+i";
-
-      default_operstring = "is an IRC Operator";
-      default_adminstring = "is a Server Administrator";
-      servicestring = "is a Network Service";
-      disable_fake_channels = no;
-      tkline_expire_notices = no;
-      default_floodcount = 1000;
-      failed_oper_notice = yes;
-      dots_in_ident=2;
-      min_nonwildcard = 4;
-      min_nonwildcard_simple = 3;
-      max_accept = 100;
-      max_monitor = 100;
-      anti_nick_flood = yes;
-      max_nick_time = 20 seconds;
-      max_nick_changes = 5;
-      anti_spam_exit_message_time = 5 minutes;
-      ts_warn_delta = 30 seconds;
-      ts_max_delta = 5 minutes;
-      client_exit = yes;
-      collision_fnc = yes;
-      resv_fnc = yes;
-      global_snotices = yes;
-      dline_with_reason = yes;
-      kline_delay = 0 seconds;
-      kline_with_reason = yes;
-      kline_reason = "K-Lined";
-      identify_service = "NickServ@services.int";
-      identify_command = "IDENTIFY";
-      non_redundant_klines = yes;
-      warn_no_nline = yes;
-      use_propagated_bans = yes;
-      stats_e_disabled = no;
-      stats_c_oper_only=no;
-      stats_h_oper_only=no;
-      client_flood_max_lines = 16000;
-      client_flood_burst_rate = 32000;
-      client_flood_burst_max = 32000;
-      client_flood_message_num = 32000;
-      client_flood_message_time = 32000;
-      use_whois_actually = no;
-      oper_only_umodes = operwall, locops, servnotice;
-      oper_umodes = locops, servnotice, operwall, wallop;
-      oper_snomask = "+s";
-      burst_away = yes;
-      nick_delay = 0 seconds; # 15 minutes if you want to enable this
-      reject_ban_time = 1 minute;
-      reject_after_count = 3;
-      reject_duration = 5 minutes;
-      throttle_duration = 60;
-      throttle_count = 4;
-      max_ratelimit_tokens = 30;
-      away_interval = 30;
-      disable_auth = yes;
-    };
-
-    modules {
-      path = "modules";
-      path = "modules/autoload";
-    };
-
-    exempt {
-      ip = "10.243.0.0/16";
-    };
-  '';
-in
-out
diff --git a/tv/2configs/default.nix b/tv/2configs/default.nix
index c4a2d6baa..5a1e90bc4 100644
--- a/tv/2configs/default.nix
+++ b/tv/2configs/default.nix
@@ -40,8 +40,8 @@ with config.krebs.lib;
         mutableUsers = false;
         users = {
           tv = {
+            inherit (config.krebs.users.tv) home uid;
             isNormalUser = true;
-            uid = 1337;
             extraGroups = [ "tv" ];
           };
         };
@@ -50,6 +50,7 @@ with config.krebs.lib;
     {
       security.sudo.extraConfig = ''
         Defaults mailto="${config.krebs.users.tv.mail}"
+        Defaults !lecture
       '';
       time.timeZone = "Europe/Berlin";
     }
@@ -123,7 +124,7 @@ with config.krebs.lib;
             0)
               PS1='\[\e[1;31m\]\w\[\e[0m\] '
               ;;
-            1337)
+            ${toString config.krebs.users.tv.uid})
               PS1='\[\e[1;32m\]\w\[\e[0m\] '
               ;;
             *)
diff --git a/tv/2configs/exim-smarthost.nix b/tv/2configs/exim-smarthost.nix
index 4b49e20b1..75dd9b42f 100644
--- a/tv/2configs/exim-smarthost.nix
+++ b/tv/2configs/exim-smarthost.nix
@@ -5,19 +5,23 @@ with config.krebs.lib;
 {
   krebs.exim-smarthost = {
     enable = true;
-    primary_hostname = "${config.networking.hostName}.retiolum";
     sender_domains = [
+      "krebsco.de"
       "shackspace.de"
       "viljetic.de"
     ];
-    relay_from_hosts = [
-      "10.243.13.37"
+    relay_from_hosts = concatMap (host: host.nets.retiolum.addrs4) [
+      config.krebs.hosts.nomic
+      config.krebs.hosts.wu
+      config.krebs.hosts.xu
     ];
     internet-aliases = with config.krebs.users; [
+      { from = "postmaster@viljetic.de"; to = tv.mail; } # RFC 822
       { from = "mirko@viljetic.de"; to = mv.mail; }
       { from = "tomislav@viljetic.de"; to = tv.mail; }
       { from = "tv@destroy.dyn.shackspace.de"; to = tv.mail; }
       { from = "tv@viljetic.de"; to = tv.mail; }
+      { from = "tv@shackspace.de"; to = tv.mail; }
     ];
     system-aliases = [
       { from = "mailer-daemon"; to = "postmaster"; }
diff --git a/tv/2configs/im.nix b/tv/2configs/im.nix
new file mode 100644
index 000000000..db1be7f0b
--- /dev/null
+++ b/tv/2configs/im.nix
@@ -0,0 +1,24 @@
+{ config, lib, pkgs, ... }:
+with config.krebs.lib;
+{
+  environment.systemPackages = with pkgs; [
+    (pkgs.writeDashBin "im" ''
+      export PATH=${makeSearchPath "bin" (with pkgs; [
+        tmux
+        gnugrep
+        weechat
+      ])}
+      if tmux list-sessions -F\#S | grep -q '^im''$'; then
+        exec tmux attach -t im
+      else
+        exec tmux new -s im weechat
+      fi
+    '')