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karabiner-elements: init module

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This commit is contained in:
Michael Hoang 2022-08-24 23:34:46 +10:00
parent 176c446b97
commit afcce995bd
2 changed files with 116 additions and 0 deletions
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1
modules/module-list.nix
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@ -47,6 +47,7 @@
./services/dnsmasq.nix
./services/emacs.nix
./services/gitlab-runner.nix
./services/karabiner-elements
./services/khd
./services/kwm
./services/lorri.nix

115
modules/services/karabiner-elements/default.nix Normal file
View file

@ -0,0 +1,115 @@
{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.services.karabiner-elements;
parentAppDir = "/Applications/.Nix-Karabiner";
in
{
options = {
services.karabiner-elements.enable = mkEnableOption "Karabiner-Elements";
};
config = mkIf cfg.enable {
environment.systemPackages = [ pkgs.karabiner-elements ];
system.activationScripts.extraActivation.text = ''
rm -rf ${parentAppDir}
mkdir -p ${parentAppDir}
# Kernel extensions must reside inside of /Applications, they cannot be symlinks
cp -r ${pkgs.karabiner-elements.driver}/Applications/.Karabiner-VirtualHIDDevice-Manager.app ${parentAppDir}
'';
# We need the karabiner_grabber and karabiner_observer daemons to run after the
# Nix Store has been mounted, but we can't use wait4path as they need to be
# executed directly for the Input Monitoring permission. We also want these
# daemons to auto restart but if they start up without the Nix Store they will
# refuse to run again until they've been unloaded and loaded back in so we can
# use a helper daemon to start them.
launchd.daemons.start_karabiner_daemons = {
script = ''
/bin/wait4path ${pkgs.karabiner-elements}
launchctl kickstart system/org.pqrs.karabiner.karabiner_grabber
launchctl kickstart system/org.pqrs.karabiner.karabiner_observer
'';
# Due to the daemons being loaded in alphabetical order during darwin-rebuild switch
# we need to set the label so that this daemon will be loaded after karabiner_grabber
# and karabiner_observer so that no reboot is required to start these daemons.
serviceConfig.Label = "org.xyz.start_karabiner_daemons";
serviceConfig.RunAtLoad = true;
};
launchd.daemons.karabiner_grabber = {
serviceConfig.ProgramArguments = [
"${pkgs.karabiner-elements}/Library/Application Support/org.pqrs/Karabiner-Elements/bin/karabiner_grabber"
];
serviceConfig.ProcessType = "Interactive";
serviceConfig.Label = "org.pqrs.karabiner.karabiner_grabber";
serviceConfig.KeepAlive.SuccessfulExit = true;
serviceConfig.KeepAlive.Crashed = true;
serviceConfig.KeepAlive.AfterInitialDemand = true;
};
launchd.daemons.karabiner_observer = {
serviceConfig.ProgramArguments = [
"${pkgs.karabiner-elements}/Library/Application Support/org.pqrs/Karabiner-Elements/bin/karabiner_observer"
];
serviceConfig.Label = "org.pqrs.karabiner.karabiner_observer";
serviceConfig.KeepAlive.SuccessfulExit = true;
serviceConfig.KeepAlive.Crashed = true;
serviceConfig.KeepAlive.AfterInitialDemand = true;
};
launchd.daemons.Karabiner-DriverKit-VirtualHIDDeviceClient = {
serviceConfig.ProgramArguments = [
"/bin/sh" "-c"
# For unknown reasons this daemon will fail if VirtualHIDDeviceClient is not exec'd.
"/bin/wait4path ${pkgs.karabiner-elements.driver} && exec \"${pkgs.karabiner-elements.driver}/Library/Application Support/org.pqrs/Karabiner-DriverKit-VirtualHIDDevice/Applications/Karabiner-DriverKit-VirtualHIDDeviceClient.app/Contents/MacOS/Karabiner-DriverKit-VirtualHIDDeviceClient\""
];
serviceConfig.ProcessType = "Interactive";
serviceConfig.Label = "org.pqrs.Karabiner-DriverKit-VirtualHIDDeviceClient";
serviceConfig.KeepAlive = true;
};
# Normally karabiner_console_user_server calls activate on the manager but
# because we use a custom location we need to call activate manually.
launchd.user.agents.activate_karabiner_system_ext = {
serviceConfig.ProgramArguments = [
"${parentAppDir}/.Karabiner-VirtualHIDDevice-Manager.app/Contents/MacOS/Karabiner-VirtualHIDDevice-Manager" "activate"
];
serviceConfig.RunAtLoad = true;
};
# We can't put this inside the extraActivation script as /run gets nuked
# every reboot and the extraActivation script only gets run on darwin-rebuild
# switch.
launchd.daemons.setsuid_karabiner_session_monitor = {
script = ''
set -e
/bin/wait4path ${pkgs.karabiner-elements}
rm -rf /run/wrappers
mkdir -p /run/wrappers/bin
install -m4555 "${pkgs.karabiner-elements}/Library/Application Support/org.pqrs/Karabiner-Elements/bin/karabiner_session_monitor" /run/wrappers/bin
'';
serviceConfig.RunAtLoad = true;
serviceConfig.KeepAlive.SuccessfulExit = false;
};
launchd.user.agents.karabiner_session_monitor = {
serviceConfig.ProgramArguments = [
"/bin/sh" "-c"
"/bin/wait4path /run/wrappers/bin && /run/wrappers/bin/karabiner_session_monitor"
];
serviceConfig.Label = "org.pqrs.karabiner.karabiner_session_monitor";
serviceConfig.KeepAlive = true;
};
environment.userLaunchAgents."org.pqrs.karabiner.agent.karabiner_grabber.plist".source = "${pkgs.karabiner-elements}/Library/LaunchAgents/org.pqrs.karabiner.agent.karabiner_grabber.plist";
environment.userLaunchAgents."org.pqrs.karabiner.agent.karabiner_observer.plist".source = "${pkgs.karabiner-elements}/Library/LaunchAgents/org.pqrs.karabiner.agent.karabiner_observer.plist";
environment.userLaunchAgents."org.pqrs.karabiner.karabiner_console_user_server.plist".source = "${pkgs.karabiner-elements}/Library/LaunchAgents/org.pqrs.karabiner.karabiner_console_user_server.plist";
};
}