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Merge pull request #625 from Enzime/improve-karabiner-elements

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Improve Karabiner-Elements installer reliability
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Domen Kožar 2023-04-10 20:19:54 +01:00 • committed by GitHub
commit 025912529d
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1 changed files with 14 additions and 9 deletions
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23
modules/services/karabiner-elements/default.nix
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@ -16,31 +16,37 @@ in
config = mkIf cfg.enable {
environment.systemPackages = [ pkgs.karabiner-elements ];
system.activationScripts.extraActivation.text = ''
system.activationScripts.preActivation.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}
'';
system.activationScripts.postActivation.text = ''
echo "attempt to activate karabiner system extension and start daemons" >&2
launchctl unload /Library/LaunchDaemons/org.nixos.start_karabiner_daemons.plist
launchctl load -w /Library/LaunchDaemons/org.nixos.start_karabiner_daemons.plist
'';
# 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.
# use a helper daemon to start them. We also only want to run the daemons after
# the system extension is activated, so we can call activate from the manager
# which will block until the system extension is activated.
launchd.daemons.start_karabiner_daemons = {
serviceConfig.ProgramArguments = [
"/bin/sh" "-c"
"/bin/wait4path /nix/store && ${pkgs.writeScript "start_karabiner_daemons" ''
${parentAppDir}/.Karabiner-VirtualHIDDevice-Manager.app/Contents/MacOS/Karabiner-VirtualHIDDevice-Manager activate
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.Label = "org.nixos.start_karabiner_daemons";
serviceConfig.RunAtLoad = true;
};
@ -86,9 +92,8 @@ in
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.
# We need this to run every reboot as /run gets nuked so we can't put this
# inside the preActivation script as it only gets run on darwin-rebuild switch.
launchd.daemons.setsuid_karabiner_session_monitor = {
serviceConfig.ProgramArguments = [
"/bin/sh" "-c"