[Pacemaker] changing cluster-ip

[Andrew Beekhof]

On 04/07/2013, at 8:37 PM, Leon Fauster <leonfauster at googlemail.com> wrote:

> Am 04.07.2013 um 12:02 schrieb andreas graeper <agraeper at googlemail.com>:
>> 
>> i tried to change the IPaddr2 parameter ip 
>> 
>> 1) crm resource edit <rsc> 
>> 
>> 2)  pcs resource update <rsc> <attr>=<value> 
>> 
>> in both cases the cib is modified (`crm configure show` shows) 
>> but old ip only is pingable and all depending resources are stopped 
>> 
>> crm resource stop p_clusterip  # does not stop that resource ?! 
>> crm resource start p_clusterip 
>> 
>> after 
>> crn resource cleanup p_clusterip 
>> i can ping both (new and old) ip 
>> 
>> `ip addr show` 
>>    inet 172.27.10.91/16 brd 172.27.255.255 scope global eth0
>>    inet 172.27.10.199/16 brd 172.27.255.255 scope global secondary eth0
>>    inet 172.27.10.90/16 brd 172.27.255.255 scope global secondary eth0
>> maybe ip_stop() / delete_address() did not succeed ?
>> 
>> how this is done correctly ?
> 
> 
> stop resource
> change resource
> start resource 

Shouldn't be necessary.  
The cluster /should/ detect the change and perform a stop (with the old values) and a start (with the new).