Re: [Linux-cluster] ccs_test tool

[James Parsons <jparsons redhat com>]

Marcos Gil Ferreira David wrote:

> Hello,
>
> I have a two-node cluster with several services running on it. Each of 
> these services needs an ip address that configured in the cluster (a 
> Cluster IP Address).
>
> My problem is that in order for some of our applications to function 
> properly I need to know the ip address that is assigned to a given 
> service.
>
> Example:
>
> Extracted from /etc/cluster/cluster.conf:
>
> ….
>
> <service autostart="1" domain="cluster0" name="MySQL">
>
> <fs ref="shared_mysql">
>
> <ip ref="172.18.57.8">
>
> <script ref="mysql"/>
>
> </ip>
>
> </fs>
>
> </service>
>
> …
>
> Is there any application (perhaps ccs_test) that can give me the ip 
> address assigned to the MySQL service (or any other service), without 
> dumping the entire cluster.conf on console?
No, but a python script could pull it out for you in prolly less than 20 
lines. It would have to run as root, though, in order to read the conf 
file. Do you need this to work in an automated fashion as stdin to 
another app?

-J