Re: Dbmail needs restart on Ldap connection lost/restart

On 31/08/2015 00:47, Reindl Harald wrote:
>
>
> Am 31.08.2015 um 00:13 schrieb Alan Hicks:
>> Keeping a connection open to LDAP allows much higher throughput so
>> opening a new connection when needed would degrade the service.
>
> but that's no reason DBMail dying when you reboot the LDAP server

Agreed, patches welcome.

>
>> LDAP is one of those services that should always be available because it
>> is a core authentication service so don't understand why yours is
>> disconnecting.
>
> you really don't want to restart services left and right on other
> machines after you reboot the LDAP server after as example a kernel update
Agreed
>
>> Monitoring CAN fix this, nagios is used here at Persistent Objects but
>> any good monitoring software will work by checking if the service is
>> running and restart if not.  Completely automatic and transparent to
>> users.  Rarely kicks in as dbmail is so reliable.
>>
>> Not sure why you are getting annoyed at dbmail, I would be frustrated at
>> LDAP as it is 100% reliable here.
>
> as said: sometimes servers needs to be rebootet and stable services
> should just reconnect or *really* die not just stop working, if DBMail
> can't recover after lost of the LDAP connection it should just exit with
> a error-status when it no longer works at all
>
> in that case at least supervisors like systemd could restart it
> automatically
>
Agreed, though the OP was under the impression that this could not be 
fixed with monitoring which is not the case.

>> On 30/08/2015 13:03, Matt . wrote:
>>> Hi,
>>>
>>> Anyone a clue about this ? I think some monitoring can't fix this. So
>>> I'm figuring out a solution.
>>>
>>> Cheers,
>>>
>>> Matthijs
>>>
>>> 2015-07-27 11:25 GMT+02:00 Matt . <[email protected]>:
>>>> Hi Guys,
>>>>
>>>> I'm wondering why DBmail needs a restart every time it's disconnected
>>>> from the ldap server.
>>>>
>>>> This actually kinda annoys me because it should just do a lookup if
>>>> needed and not have the connection open forever and die when it loses
>>>> it.
>>>>
>>>> Anyone a clue why this happens and how to workaround it ?
>>>>
>>>> Thanks!
>
>
>
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