[launchd-dev] Install and load a launch daemon without a reboot

Damien Sorresso dsorresso at apple.com
Wed Oct 12 16:17:38 PDT 2011


That should be:

$ sudo launchctl asuser $DESIRED_UID launchctl bslist
-- 
Damien Sorresso
dsorresso at apple.com 

On Oct 12, 2011, at 4:08 PM, Damien Sorresso wrote:
> In Lion, launchctl now has an asuser subcommand. Give it a shot:
> 
> $ sudo launchctl asuser $DESIRED_UID bslist
> -- 
> Damien Sorresso
> dsorresso at apple.com 
> 
> On Oct 12, 2011, at 2:29 PM, Thomas Clement wrote:
>> Not that simple.
>> You must switch into the appropriate user context which turns to be quiet complicated and unsupported.
>> 
>> Please see:
>> http://lists.macosforge.org/pipermail/launchd-dev/2011-January/000890.html
>> 
>> 
>> Thomas
>> 
>> On Oct 12, 2011, at 11:23 PM, Stephane Sudre wrote:
>> 
>>> /usr/bin/su $USER -c
>>> 
>>> On Wed, Oct 12, 2011 at 9:01 AM, Jeremy Reichman <jaharmi at jaharmi.com> wrote:
>>>> I'm resurrecting an old thread -- but it was my thread, and I have a
>>>> slightly new spin on it.
>>>> 
>>>> Is it appropriate to start a LaunchAgent for the current user (with
>>>> LimitLoadToSessionType: Aqua) via a script (such as post{install,upgrade})
>>>> in an installer? I don't remember this being covered in TN2083, and my
>>>> quick re-review of the tech note didn't turn anything up.
>>>> 
>>>> If so, is there an acceptable method or process to load the agent?
>>>> 
>>>> I am able to load a LaunchDaemon via an installer script, and have done so
>>>> via the recommendation of checking to make sure EUID and RUID are 0. My
>>>> Python code from earlier in the thread.
>>>> 
>>>> import posix
>>>> if posix.getuid() and posix.geteuid() == 0:
>>>>   # launchctl here
>>>> 
>>>> At the very least, I'd expect you'd need to find the current user and load
>>>> the agent in that account's context even though the installer and its
>>>> scripts are running with EUID/RUID 0.
>>>> 
>>>> 
>>>> Thanks!
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>> 
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