[X2go-Dev] Clean sessions

[Reinhard Tartler]

On Mon, Jul 25, 2011 at 13:52:30 (CEST), Moritz Struebe wrote:

> On 2011-07-25 13:37, Reinhard Tartler wrote:
>> To be honest, I'd like to remove the cleanup daemon completely and
>> integrate the cleanup into the listsessions command. The current
>> implementation of the cleanup daemon in perl that runs as root and
>> doesn't work properly anyway makes me feel quite uneasy.
>
> I think there are two things that nedd cleaning up:
> 1) Clean dead sessions from the DB  to free displays.
> 2) Clean up hold sessions in the home-dir to free memory.
>
> The first is probably better done as daemon/cron-job. The daemon needs
> extended rights, because it needs access to all sessions (this is
> relevant due to the postgres-implementation), and needs to run on every
> server. Running as x2gouser should do the trick, though.

Why can't this run in user context? I mean the user has priviledges to
create sessions, why can't he clean up after himself?

> The second is probably best placed in x2gocreatesession, as the user
> should have the rights to clean up it's old sessions (root normally may
> not access foreign homes via NFS).

Why is this cleanup better done at 'create session' time rather than at
'listing sessions' time?

-- 
Gruesse/greetings,
Reinhard Tartler, KeyID 945348A4