nixpkgs/nixos/modules/services/networking/coredns.nix
pennae 3aebb4a2be nixos/*: normalize link format
make (almost) all links appear on only a single line, with no
unnecessary whitespace, using double quotes for attributes. this lets us
automatically convert them to markdown easily.

the few remaining links are extremely long link in a gnome module, we'll
come back to those at a later date.
2022-08-03 21:57:46 +02:00

54 lines
1.4 KiB
Nix

{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.services.coredns;
configFile = pkgs.writeText "Corefile" cfg.config;
in {
options.services.coredns = {
enable = mkEnableOption "Coredns dns server";
config = mkOption {
default = "";
example = ''
. {
whoami
}
'';
type = types.lines;
description = ''
Verbatim Corefile to use.
See <link xlink:href="https://coredns.io/manual/toc/#configuration"/> for details.
'';
};
package = mkOption {
default = pkgs.coredns;
defaultText = literalExpression "pkgs.coredns";
type = types.package;
description = lib.mdDoc "Coredns package to use.";
};
};
config = mkIf cfg.enable {
systemd.services.coredns = {
description = "Coredns dns server";
after = [ "network.target" ];
wantedBy = [ "multi-user.target" ];
serviceConfig = {
PermissionsStartOnly = true;
LimitNPROC = 512;
LimitNOFILE = 1048576;
CapabilityBoundingSet = "cap_net_bind_service";
AmbientCapabilities = "cap_net_bind_service";
NoNewPrivileges = true;
DynamicUser = true;
ExecStart = "${getBin cfg.package}/bin/coredns -conf=${configFile}";
ExecReload = "${pkgs.coreutils}/bin/kill -SIGUSR1 $MAINPID";
Restart = "on-failure";
};
};
};
}