nixpkgs/nixos/modules/services/networking/pixiecore.nix
2020-05-12 15:14:49 +02:00

135 lines
3.8 KiB
Nix

{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.services.pixiecore;
in
{
meta.maintainers = with maintainers; [ bbigras danderson ];
options = {
services.pixiecore = {
enable = mkEnableOption "Pixiecore";
openFirewall = mkOption {
type = types.bool;
default = false;
description = ''
Open ports (67, 69 UDP and 4011, 'port', 'statusPort' TCP) in the firewall for Pixiecore.
'';
};
mode = mkOption {
description = "Which mode to use";
default = "boot";
type = types.enum [ "api" "boot" ];
};
debug = mkOption {
type = types.bool;
default = false;
description = "Log more things that aren't directly related to booting a recognized client";
};
dhcpNoBind = mkOption {
type = types.bool;
default = false;
description = "Handle DHCP traffic without binding to the DHCP server port";
};
kernel = mkOption {
type = types.str or types.path;
default = "";
description = "Kernel path. Ignored unless mode is set to 'boot'";
};
initrd = mkOption {
type = types.str or types.path;
default = "";
description = "Initrd path. Ignored unless mode is set to 'boot'";
};
cmdLine = mkOption {
type = types.str;
default = "";
description = "Kernel commandline arguments. Ignored unless mode is set to 'boot'";
};
listen = mkOption {
type = types.str;
default = "0.0.0.0";
description = "IPv4 address to listen on";
};
port = mkOption {
type = types.port;
default = 80;
description = "Port to listen on for HTTP";
};
statusPort = mkOption {
type = types.port;
default = 80;
description = "HTTP port for status information (can be the same as --port)";
};
apiServer = mkOption {
type = types.str;
example = "localhost:8080";
description = "host:port to connect to the API. Ignored unless mode is set to 'api'";
};
extraArguments = mkOption {
type = types.listOf types.str;
default = [];
description = "Additional command line arguments to pass to Pixiecore";
};
};
};
config = mkIf cfg.enable {
users.groups.pixiecore = {};
users.users.pixiecore = {
description = "Pixiecore daemon user";
group = "pixiecore";
};
networking.firewall = mkIf cfg.openFirewall {
allowedTCPPorts = [ 4011 cfg.port cfg.statusPort ];
allowedUDPPorts = [ 67 69 ];
};
systemd.services.pixiecore = {
description = "Pixiecore server";
after = [ "network.target"];
wants = [ "network.target"];
wantedBy = [ "multi-user.target"];
serviceConfig = {
User = "pixiecore";
Restart = "always";
AmbientCapabilities = [ "cap_net_bind_service" ] ++ optional cfg.dhcpNoBind "cap_net_raw";
ExecStart =
let
argString =
if cfg.mode == "boot"
then [ "boot" cfg.kernel ]
++ optional (cfg.initrd != "") cfg.initrd
++ optionals (cfg.cmdLine != "") [ "--cmdline" cfg.cmdLine ]
else [ "api" cfg.apiServer ];
in
''
${pkgs.pixiecore}/bin/pixiecore \
${lib.escapeShellArgs argString} \
${optionalString cfg.debug "--debug"} \
${optionalString cfg.dhcpNoBind "--dhcp-no-bind"} \
--listen-addr ${lib.escapeShellArg cfg.listen} \
--port ${toString cfg.port} \
--status-port ${toString cfg.statusPort} \
${escapeShellArgs cfg.extraArguments}
'';
};
};
};
}