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|
{ config, lib, pkgs, ... }:
let
cfg = config.hardware.bluetooth;
package = cfg.package;
inherit (lib)
mkDefault mkEnableOption mkIf mkOption
mkRenamedOptionModule mkRemovedOptionModule
concatStringsSep escapeShellArgs literalExpression
optional optionals optionalAttrs recursiveUpdate types;
cfgFmt = pkgs.formats.ini { };
defaults = {
General.ControllerMode = "dual";
Policy.AutoEnable = cfg.powerOnBoot;
};
hasDisabledPlugins = builtins.length cfg.disabledPlugins > 0;
in
{
imports = [
(mkRenamedOptionModule [ "hardware" "bluetooth" "config" ] [ "hardware" "bluetooth" "settings" ])
(mkRemovedOptionModule [ "hardware" "bluetooth" "extraConfig" ] ''
Use hardware.bluetooth.settings instead.
This is part of the general move to use structured settings instead of raw
text for config as introduced by RFC0042:
https://github.com/NixOS/rfcs/blob/master/rfcs/0042-config-option.md
'')
];
###### interface
options = {
hardware.bluetooth = {
enable = mkEnableOption "support for Bluetooth";
hsphfpd.enable = mkEnableOption "support for hsphfpd[-prototype] implementation";
powerOnBoot = mkOption {
type = types.bool;
default = true;
description = "Whether to power up the default Bluetooth controller on boot.";
};
package = mkOption {
type = types.package;
default = pkgs.bluez;
defaultText = literalExpression "pkgs.bluez";
example = literalExpression "pkgs.bluezFull";
description = ''
Which BlueZ package to use.
<note><para>
Use the <literal>pkgs.bluezFull</literal> package to enable all
bluez plugins.
</para></note>
'';
};
disabledPlugins = mkOption {
type = types.listOf types.str;
default = [ ];
description = "Built-in plugins to disable";
};
settings = mkOption {
type = cfgFmt.type;
default = { };
example = {
General = {
ControllerMode = "bredr";
};
};
description = "Set configuration for system-wide bluetooth (/etc/bluetooth/main.conf).";
};
};
};
###### implementation
config = mkIf cfg.enable {
environment.systemPackages = [ package ]
++ optional cfg.hsphfpd.enable pkgs.hsphfpd;
environment.etc."bluetooth/main.conf".source =
cfgFmt.generate "main.conf" (recursiveUpdate defaults cfg.settings);
services.udev.packages = [ package ];
services.dbus.packages = [ package ]
++ optional cfg.hsphfpd.enable pkgs.hsphfpd;
systemd.packages = [ package ];
systemd.services = {
bluetooth =
let
# `man bluetoothd` will refer to main.conf in the nix store but bluez
# will in fact load the configuration file at /etc/bluetooth/main.conf
# so force it here to avoid any ambiguity and things suddenly breaking
# if/when the bluez derivation is changed.
args = [ "-f" "/etc/bluetooth/main.conf" ]
++ optional hasDisabledPlugins
"--noplugin=${concatStringsSep "," cfg.disabledPlugins}";
in
{
wantedBy = [ "bluetooth.target" ];
aliases = [ "dbus-org.bluez.service" ];
serviceConfig.ExecStart = [
""
"${package}/libexec/bluetooth/bluetoothd ${escapeShellArgs args}"
];
# restarting can leave people without a mouse/keyboard
unitConfig.X-RestartIfChanged = false;
};
}
// (optionalAttrs cfg.hsphfpd.enable {
hsphfpd = {
after = [ "bluetooth.service" ];
requires = [ "bluetooth.service" ];
wantedBy = [ "bluetooth.target" ];
description = "A prototype implementation used for connecting HSP/HFP Bluetooth devices";
serviceConfig.ExecStart = "${pkgs.hsphfpd}/bin/hsphfpd.pl";
};
});
systemd.user.services = {
obex.aliases = [ "dbus-org.bluez.obex.service" ];
}
// optionalAttrs cfg.hsphfpd.enable {
telephony_client = {
wantedBy = [ "default.target" ];
description = "telephony_client for hsphfpd";
serviceConfig.ExecStart = "${pkgs.hsphfpd}/bin/telephony_client.pl";
};
};
};
}
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