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50 lines
1.7 KiB
Nix
50 lines
1.7 KiB
Nix
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{ config, lib, pkgs, ... }:
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with lib;
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let
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cfg = config.services.powerdns;
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configDir = pkgs.writeTextDir "pdns.conf" "${cfg.extraConfig}";
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in {
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options = {
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services.powerdns = {
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enable = mkEnableOption "Powerdns domain name server";
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extraConfig = mkOption {
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type = types.lines;
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default = "launch=bind";
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description = ''
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Extra lines to be added verbatim to pdns.conf.
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Powerdns will chroot to /var/lib/powerdns.
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So any file, powerdns is supposed to be read,
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should be in /var/lib/powerdns and needs to specified
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relative to the chroot.
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'';
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};
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};
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};
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config = mkIf config.services.powerdns.enable {
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systemd.services.pdns = {
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unitConfig.Documentation = "man:pdns_server(1) man:pdns_control(1)";
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description = "Powerdns name server";
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wantedBy = [ "multi-user.target" ];
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after = ["network.target" "mysql.service" "postgresql.service" "openldap.service"];
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serviceConfig = {
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Restart="on-failure";
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RestartSec="1";
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StartLimitInterval="0";
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PrivateDevices=true;
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CapabilityBoundingSet="CAP_CHOWN CAP_NET_BIND_SERVICE CAP_SETGID CAP_SETUID CAP_SYS_CHROOT";
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NoNewPrivileges=true;
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ExecStartPre = "${pkgs.coreutils}/bin/mkdir -p /var/lib/powerdns";
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ExecStart = "${pkgs.powerdns}/bin/pdns_server --setuid=nobody --setgid=nogroup --chroot=/var/lib/powerdns --socket-dir=/ --daemon=no --guardian=no --disable-syslog --write-pid=no --config-dir=${configDir}";
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ProtectSystem="full";
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ProtectHome=true;
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RestrictAddressFamilies="AF_UNIX AF_INET AF_INET6";
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};
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};
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};
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}
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