59 lines
1.7 KiB
Nix
59 lines
1.7 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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#primary-itf = "eth0";
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#primary-itf = "wlp2s0";
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primary-itf = config.makefu.server.primary-itf;
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ddclientUser = "ddclient";
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sec = toString <secrets>;
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nsupdate = import "${sec}/nsupdate-data.nix";
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stateDir = "/var/spool/ddclient";
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cfg = "${stateDir}/cfg";
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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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use=if, if=${primary-itf} protocol=dyndns2, server=ipv4.nsupdate.info, login=${user}, password='${pass}' ${user}
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usev6=if, if=${primary-itf} protocol=dyndns2, server=ipv6.nsupdate.info, login=${user}, password='${pass}' ${user}
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'') dict)}
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'';
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in {
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users.users.${ddclientUser} = {
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name = ddclientUser;
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uid = genid ddclientUser;
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description = "ddclient daemon user";
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home = stateDir;
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createHome = true;
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isSystemUser = true;
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group = ddclientUser;
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};
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users.groups.${ddclientUser} = {};
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systemd.services = {
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ddclient-nsupdate-elchos = {
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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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}
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