103 lines
2.6 KiB
Nix
103 lines
2.6 KiB
Nix
{ config, lib, pkgs, ... }:
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# search also generates ddclient entries for all other logs
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with import <stockholm/lib>;
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let
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ddclientUser = "ddclient";
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sec = toString <secrets>;
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nsupdate = import "${sec}/nsupdate-hub.nix";
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stateDir = "/var/spool/ddclient";
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cfg = "${stateDir}/cfg";
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ext-if = config.makefu.server.primary-itf;
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ddclientPIDFile = "${stateDir}/ddclient.pid";
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# TODO: correct cert generation requires a `real` internet ip address
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gen-cfg = dict: ''
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ssl=yes
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cache=${stateDir}/ddclient.cache
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pid=${ddclientPIDFile}
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${concatStringsSep "\n" (mapAttrsToList (user: pass: ''
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protocol=dyndns2
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use=web, web=http://ipv4.nsupdate.info/myip
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ssl=yes
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server=ipv4.nsupdate.info
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login=${user}
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password='${pass}'
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${user}
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'') dict)}
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'';
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in {
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users.extraUsers = singleton {
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name = ddclientUser;
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uid = genid "ddclient";
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description = "ddclient daemon user";
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home = stateDir;
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createHome = true;
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};
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systemd.services = {
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redis.serviceConfig.LimitNOFILE=10032;
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ddclient-nsupdate-uhub = {
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wantedBy = [ "multi-user.target" ];
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after = [ "ip-up.target" ];
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serviceConfig = {
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Type = "forking";
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User = ddclientUser;
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PIDFile = ddclientPIDFile;
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ExecStartPre = pkgs.writeDash "init-nsupdate" ''
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cp -vf ${pkgs.writeText "ddclient-config" (gen-cfg nsupdate)} ${cfg}
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chmod 700 ${cfg}
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'';
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ExecStart = "${pkgs.ddclient}/bin/ddclient -verbose -daemon 1 -noquiet -file ${cfg}";
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};
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};
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};
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networking.firewall.extraCommands = ''
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iptables -A PREROUTING -t nat -i ${ext-if} -p tcp --dport 411 -j REDIRECT --to-port 1511
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'';
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systemd.services.uhub.serviceConfig = {
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PrivateTmp = true;
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PermissionsStartOnly = true;
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ExecStartPre = pkgs.writeDash "uhub-pre" ''
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cp ${toString <secrets/wildcard.krebsco.de.crt>} /tmp/uhub.crt
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cp ${toString <secrets/wildcard.krebsco.de.key>} /tmp/uhub.key
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cp ${toString <secrets/uhub.sql>} /tmp/uhub.sql
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chown uhub /tmp/*
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'';
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};
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services.uhub = {
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enable = true;
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port = 1511;
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enableTLS = true;
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hubConfig = ''
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hub_name = "krebshub"
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tls_certificate = /tmp/uhub.crt
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tls_private_key = /tmp/uhub.key
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registered_users_only = true
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'';
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plugins = {
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welcome = {
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enable = true;
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motd = "shareit";
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rules = "1. Don't be an asshole";
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};
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history = {
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enable = true;
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};
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authSqlite = {
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enable = true;
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file = "/tmp/uhub.sql";
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};
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};
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};
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networking.firewall.allowedTCPPorts = [ 411 1511 ];
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}
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