Hi,

On Fri, Feb 19, 2010 at 05:27:51PM +0100, Cristian Mammoli - Apra Sistemi wrote:
> Andrew Beekhof wrote:
> >On Fri, Feb 19, 2010 at 1:06 PM, Cristian Mammoli - Apra Sistemi
> ><c.mamm...@apra.it> wrote:
> >>Dejan Muhamedagic wrote:
> >>
> >>>Sorry, didn't read careful enough, was distracted by the actions
> >>>in the description. Yes, you need both the order and the
> >>>collocation.
> >>>>Basically what I want to achieve is the same behaviour of an
> >>>>unordered group of heartbeat 2.1.4.
> >>>Why don't you keep the unordered group?
> >>Uhm, in heartbeat 2.1.4 i could specify "collocated=true/false" and
> >>"ordered="true/false" for the groups. As I said I nedd an unordered,
> >>collocated group.
> >>
> >>In pacemaker I didn't find a way to specify this options for group (through
> >>the gui or the cli). According to the docs:
> >
> >Use a resource set:
> >    
> > http://www.clusterlabs.org/doc/en-US/Pacemaker/1.0/html/Pacemaker_Explained/s-resource-sets-collocation.html
> 
> So if I don't get the docs wrong this:
> 
> <constraints>
>   <rsc_order id="order-srvha01" score="INFINITY">
>     <resource_set id="order-rs-drbd1" role="Master">
>       <resource_ref id="ms-drbd1"/>
>     </resource_set>
>     <resource_set id="order-rs-fs1">
>       <resource_ref id="fs-datastore1"/>
>     </resource_set>
>     <resource_set id="order-rs-vm1" sequential="false">
>       <resource_ref id="w2003R2-1"/>
>       <resource_ref id="w2003R2-3"/>
>       <resource_ref id="openfiler"/>
>     </resource_set>
>   </rsc_order>
>   <rsc_colocation id="colo-srvha01" score="INFINITY" >
>     <resource_set id="colo-rs-vm1" sequential="false" role="Started">
>       <resource_ref id="w2003R2-1"/>
>       <resource_ref id="w2003R2-3"/>
>       <resource_ref id="openfiler"/>
>     </resource_set>
>     <resource_set id="colo-rs-fs1" role="Started">
>       <resource_ref id="fs-datastore1"/>
>     </resource_set>
>     <resource_set id="colo-rs-drbd1" role="Master">
>       <resource_ref id="ms-drbd1"/>
>     </resource_set>
>   </rsc_colocation>
> </constraints>
> 
> should do the trick and:
> 
> promote drbd1 on srvha01, start fs-datastore1 on srvha01, start
> virtual machines on srvha2 (in any order). Right?
> I don't get why resources should be placed in reverse order in
> colocations anyway.
> 
> It seems to work fine but still:
> [r...@srvha01 ~]# crm configure show
> ERROR: object colo-srvha01 cannot be represented in the CLI notation
> ERROR: object order-srvha01 cannot be represented in the CLI notation

Looks like a bug to me. Can you please open a bugzilla for this
(for Pacemaker, component shell).

Thanks,

Dejan

> -- 
> Cristian Mammoli
> APRA SISTEMI srl
> Via Brodolini,6 Jesi (AN)
> tel dir. 0731 719822
> 
> Web   www.apra.it
> e-mail  c.mamm...@apra.it
> 
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