{ config, lib, pkgs, ... }:
with pkgs;
with lib;
let
cfg = config.services.connman;
configFile = pkgs.writeText "connman.conf" ''
[General]
NetworkInterfaceBlacklist=${concatStringsSep "," cfg.networkInterfaceBlacklist}
${cfg.extraConfig}
'';
enableIwd = cfg.wifi.backend == "iwd";
in {
imports = [
(mkRenamedOptionModule [ "networking" "connman" ] [ "services" "connman" ])
];
###### interface
options = {
services.connman = {
enable = mkOption {
type = types.bool;
default = false;
description = ''
Whether to use ConnMan for managing your network connections.
'';
};
enableVPN = mkOption {
type = types.bool;
default = true;
description = ''
Whether to enable ConnMan VPN service.
'';
};
extraConfig = mkOption {
type = types.lines;
default = ''
'';
description = ''
Configuration lines appended to the generated connman configuration file.
'';
};
networkInterfaceBlacklist = mkOption {
type = with types; listOf str;
default = [ "vmnet" "vboxnet" "virbr" "ifb" "ve" ];
description = ''
Default blacklisted interfaces, this includes NixOS containers interfaces (ve).
'';
};
wifi = {
backend = mkOption {
type = types.enum [ "wpa_supplicant" "iwd" ];
default = "wpa_supplicant";
description = ''
Specify the Wi-Fi backend used.
Currently supported are or .
'';
};
};
extraFlags = mkOption {
type = with types; listOf str;
default = [ ];
example = [ "--nodnsproxy" ];
description = ''
Extra flags to pass to connmand
'';
};
};
};
###### implementation
config = mkIf cfg.enable {
assertions = [{
assertion = !config.networking.useDHCP;
message = "You can not use services.connman with networking.useDHCP";
}{
assertion = !config.networking.networkmanager.enable;
message = "You can not use services.connman with networking.networkmanager";
}];
environment.systemPackages = [ connman ];
systemd.services.connman = {
description = "Connection service";
wantedBy = [ "multi-user.target" ];
after = [ "syslog.target" ] ++ optional enableIwd "iwd.service";
requires = optional enableIwd "iwd.service";
serviceConfig = {
Type = "dbus";
BusName = "net.connman";
Restart = "on-failure";
ExecStart = toString ([
"${pkgs.connman}/sbin/connmand"
"--config=${configFile}"
"--nodaemon"
] ++ optional enableIwd "--wifi=iwd_agent"
++ cfg.extraFlags);
StandardOutput = "null";
};
};
systemd.services.connman-vpn = mkIf cfg.enableVPN {
description = "ConnMan VPN service";
wantedBy = [ "multi-user.target" ];
after = [ "syslog.target" ];
before = [ "connman" ];
serviceConfig = {
Type = "dbus";
BusName = "net.connman.vpn";
ExecStart = "${pkgs.connman}/sbin/connman-vpnd -n";
StandardOutput = "null";
};
};
systemd.services.net-connman-vpn = mkIf cfg.enableVPN {
description = "D-BUS Service";
serviceConfig = {
Name = "net.connman.vpn";
before = [ "connman" ];
ExecStart = "${pkgs.connman}/sbin/connman-vpnd -n";
User = "root";
SystemdService = "connman-vpn.service";
};
};
networking = {
useDHCP = false;
wireless = {
enable = mkIf (!enableIwd) true;
iwd = mkIf enableIwd {
enable = true;
};
};
networkmanager.enable = false;
};
};
}