nixpkgs/nixos/modules/services/development/distccd.nix
h7x4 0a37316d6c
treewide: use mkPackageOption
This commit replaces a lot of usages of `mkOption` with the package
type, to be `mkPackageOption`, in order to reduce the amount of code.
2023-11-27 01:28:36 +01:00

149 lines
4.4 KiB
Nix

{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.services.distccd;
in
{
options = {
services.distccd = {
enable = mkEnableOption (lib.mdDoc "distccd");
allowedClients = mkOption {
type = types.listOf types.str;
default = [ "127.0.0.1" ];
example = [ "127.0.0.1" "192.168.0.0/24" "10.0.0.0/24" ];
description = lib.mdDoc ''
Client IPs which are allowed to connect to distccd in CIDR notation.
Anyone who can connect to the distccd server can run arbitrary
commands on that system as the distcc user, therefore you should use
this judiciously.
'';
};
jobTimeout = mkOption {
type = types.nullOr types.int;
default = null;
description = lib.mdDoc ''
Maximum duration, in seconds, of a single compilation request.
'';
};
logLevel = mkOption {
type = types.nullOr (types.enum [ "critical" "error" "warning" "notice" "info" "debug" ]);
default = "warning";
description = lib.mdDoc ''
Set the minimum severity of error that will be included in the log
file. Useful if you only want to see error messages rather than an
entry for each connection.
'';
};
maxJobs = mkOption {
type = types.nullOr types.int;
default = null;
description = lib.mdDoc ''
Maximum number of tasks distccd should execute at any time.
'';
};
nice = mkOption {
type = types.nullOr types.int;
default = null;
description = lib.mdDoc ''
Niceness of the compilation tasks.
'';
};
openFirewall = mkOption {
type = types.bool;
default = false;
description = lib.mdDoc ''
Opens the specified TCP port for distcc.
'';
};
package = mkPackageOption pkgs "distcc" { };
port = mkOption {
type = types.port;
default = 3632;
description = lib.mdDoc ''
The TCP port which distccd will listen on.
'';
};
stats = {
enable = mkEnableOption (lib.mdDoc "statistics reporting via HTTP server");
port = mkOption {
type = types.port;
default = 3633;
description = lib.mdDoc ''
The TCP port which the distccd statistics HTTP server will listen
on.
'';
};
};
zeroconf = mkOption {
type = types.bool;
default = false;
description = lib.mdDoc ''
Whether to register via mDNS/DNS-SD
'';
};
};
};
config = mkIf cfg.enable {
networking.firewall = mkIf cfg.openFirewall {
allowedTCPPorts = [ cfg.port ]
++ optionals cfg.stats.enable [ cfg.stats.port ];
};
systemd.services.distccd = {
after = [ "network.target" ];
wantedBy = [ "multi-user.target" ];
description = "Distributed C, C++ and Objective-C compiler";
documentation = [ "man:distccd(1)" ];
serviceConfig = {
User = "distcc";
Group = "distcc";
# FIXME: I'd love to get rid of `--enable-tcp-insecure` here, but I'm
# not sure how I'm supposed to get distccd to "accept" running a binary
# (the compiler) that's outside of /usr/lib.
ExecStart = pkgs.writeShellScript "start-distccd" ''
export PATH="${pkgs.distccMasquerade}/bin"
${cfg.package}/bin/distccd \
--no-detach \
--daemon \
--enable-tcp-insecure \
--port ${toString cfg.port} \
${optionalString (cfg.jobTimeout != null) "--job-lifetime ${toString cfg.jobTimeout}"} \
${optionalString (cfg.logLevel != null) "--log-level ${cfg.logLevel}"} \
${optionalString (cfg.maxJobs != null) "--jobs ${toString cfg.maxJobs}"} \
${optionalString (cfg.nice != null) "--nice ${toString cfg.nice}"} \
${optionalString cfg.stats.enable "--stats"} \
${optionalString cfg.stats.enable "--stats-port ${toString cfg.stats.port}"} \
${optionalString cfg.zeroconf "--zeroconf"} \
${concatMapStrings (c: "--allow ${c} ") cfg.allowedClients}
'';
};
};
users = {
groups.distcc.gid = config.ids.gids.distcc;
users.distcc = {
description = "distccd user";
group = "distcc";
uid = config.ids.uids.distcc;
};
};
};
}