[systemd-devel] Reason for su command to be ignored in target?

Mark Hounschell markh at compro.net
Thu Apr 18 06:45:45 PDT 2013


On 04/17/2013 04:16 PM, Lennart Poettering wrote:
> On Wed, 17.04.13 16:08, Mark Hounschell (markh at compro.net) wrote:
>
>>> That looks OK. Can you try the logger thing I suggested? That should
>>> tell us if the transition works at all...
>>
>> Sorry, I had a dentist Apt.
>>
>> Uh, I put this as the first command in the /lcrs/sh.lcrs script:
>>
>> /bin/su -m -c "logger test" lcrs
>>
>> This comes out in the log:
>>
>> 2013-04-17T15:41:29.754272-04:00 utils-linux systemd-logind[1722]:
>> New session c1 of user lcrs.
>> 2013-04-17T15:41:29.829129-04:00 utils-linux logger: test
>> 2013-04-17T15:41:29.831565-04:00 utils-linux systemd-logind[1722]:
>> Removed session c1.
>>
>> A couple of strange things now. The rest of the script works fine
>> now??? I removed the logger test and rebooted. The script is still
>> working???? Is there something being cached somewhere? I swear
>> anything I used su for was borked until I added that extra line???
>
> Hmm, no clue. If the logger thing worked, then maybe the next thing
> would be to patch the script you start via su and add a logger line to
> the beginning and to the end of it it, and check if that still is
> generated.

I added these to the script started at beginning and end and the 
messages are still generated. I hate problems that just go away with no 
explanation. In any case, thanks for fixing it for me. You must have 
magical powers??

Regards
Mark


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