[Pacemaker] Adding VIP support for the MySQL RA

[Yves Trudeau]

Because that's not enough, if a slave lags behind too much, I want to 
remove the vip but not stop the slave.

On 11-11-11 06:12 PM, Michael Marrotte wrote:
> Why don't you simply colocate VIP's with the master/slave roles?
>
> On Fri, Nov 11, 2011 at 5:18 PM, Yves Trudeau <y.trudeau at videotron.ca 
> <mailto:y.trudeau at videotron.ca>> wrote:
>
>     Hi,
>       I created a fork of the resource-agents and modified the mysql
>     RA to supports VIP.  The support for read/write VIPs is something
>     that currently limits the use of pacemaker to manage mysql
>     replication.  I ran some basic tests on the modified agent and it
>     seems behaving sanely so far but more tests will be needed (next
>     week).  I also modified a few things in the RA that were not
>     optimal in my view.   Here's the URL for my fork:
>
>     git://github.com/y-trudeau/resource-agents.git
>     <http://github.com/y-trudeau/resource-agents.git>
>     https://y-trudeau@github.com/y-trudeau/resource-agents.git
>
>     In order to use it, you need to adapt the pacemaker configuration,
>     here's the one I am using:
>
>     http://pastebin.com/QPJPWDhx
>
>     Next, apart from running more tests,  I want to do the following:
>
>     - review user privileges used, need to lower the ones of
>     replication_user
>     - add support for MHA  (http://code.google.com/p/mysql-master-ha/)
>     - run a beautifier for more uniformity in style
>
>     Reviews and comments are of course welcome.
>
>     Regards,
>
>     Yves
>
>
>
>
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