[jboss-as7-dev] :installed-drivers-list on managed server or SG?
Heiko W.Rupp
hrupp at redhat.com
Wed Jun 8 04:23:53 EDT 2011
Brian,
>> actually with picking a random host within a server group after previously having uploaded
>> and deployed the driver jar to the server group.
[..]
>> Wouldn't it make more sense to put :installed-drivers-list on server-group level?
>>
>
> The server group resource knows nothing about the details of the
> profile, i.e. what operations its subsystems expose on the servers, it
> just knows that the servers are running a profile named "x".
Shouldn't that be sort of the same things? I mean if I can :add a jdbc driver to
a server-group, which in turn installs it on all the managed servers, shouldn't
then there be a :list as its counterpart?
> I could see a generic operation on the server-group resource that
> amounts to "execute operation X on all servers in the group and provide
> an aggregate response."
Hm. That would for sure be helpful.
The other thing that I am concerned with is consistency. My understanding is so far
that a server group consists of (almost) identical managed servers. Of course IP,
port mapping and perhaps jvm characteristics are the same.
This means to me, that when I deploy something to a server group, this thing
ends up in every managed AS and the other way around: everything that is deployed
to a managed AS can be found on all managed AS of the respective server group.
This also implies that for deployments, the server-group is the point of interaction and
not a single host.
Heiko
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