[Pacemaker] Pacemaker 1.1.7 order constraint syntax

[Andrew Beekhof]

On Thu, Jul 19, 2012 at 10:57 PM, Rasto Levrinc <rasto.levrinc at gmail.com> wrote:
> On Thu, Jul 19, 2012 at 2:38 PM, Andreas Kurz <andreas at hastexo.com> wrote:
>> On 07/19/2012 11:47 AM, Vadym Chepkov wrote:
>>> Hi,
>>>
>>> When Pacemaker 1.1.7 was announced, a new feature was mentioned:
>>>
>>> The ability to specify that A starts after ( B or C or D )
>>>
>>> I wasn't able to find an example how to express it crm shell in neither man crm nor in Pacemaker Explained.
>>> In fact, http://www.clusterlabs.org/doc/en-US/Pacemaker/1.1/html/Pacemaker_Explained/s-resource-ordering.html doesn't have new attribute listed either.
>>> Is it supported in crm ?
>>
>> I don't think it is supported in crm or any other configuration tool
>> .... syntax for above example in xml looks like:
>
> Well, LCMC supports this, btw last time I checked this feature
> is still not enabled in constrains rng in 1.1.7 by default, so you
> have to wait at least for 1.1.8, or enable it yourself.
> It also doesn't work if combined with colocation.

I've just now promoted it to 1.2.  Thanks for the reminder.

>
> Rasto
>
>>
>> <rsc_order id="order-1">
>>       <resource_set id="req-1" sequential="false" require-all="false">
>>         <resource_ref id="B"/>
>>         <resource_ref id="C"/>
>>         <resource_ref id="D"/>
>>       </resource_set>
>>       <resource_set id="req-2">
>>         <resource_ref id="A"/>
>>       </resource_set>
>> </rsc_order>
>>
>> ... can be found in the pengine regression tests directory in Pacemaker
>> source ...
>
> --
> Dipl.-Ing. Rastislav Levrinc
> rasto.levrinc at gmail.com
> Linux Cluster Management Console
> http://lcmc.sf.net/
>
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