[jboss-as7-dev] AS7 -b 0.0.0.0

[Jim Tyrrell]

Brian,

How is this stuff coming along, do I need to create some jiras?  Is this something for the EAP 6 user experience days in Raleigh?  Looking for some guidance and thoughts?

Jim Tyrrell
Principal JBoss Solutions Architect

Did you see RHT on Cramer?
http://www.cnbc.com/id/39401056






On Sep 23, 2011, at 3:11 PM, Brian Stansberry wrote:

> On 9/22/11 8:50 AM, Jim Tyrrell wrote:
>> 
>> Form the core, If I can add something to this discussion or ask a question?
>> 
>> I agree with adding -b to 7.0.2, good catch and fix, and IMHO there are
>> a whole host of options that "used" to be there, that need to just work
>> for making peoples lives easier.
>> 
>> From my clustering labs I have used a command line like this:
>> ./run.sh -c node1 -g A -u 224.0.0.0 -m 1110 -b 192.168.200.2
>> -Djboss.Domain=A -Djboss.jvmRoute="node2" -Djboss.messaging.ServerPeerID:0=2
>> 
>> Something like this: -Djboss.messaging.ServerPeerID:0=2 is a "macro"
>> that replaces values in the config file, does a feature that like work
>> today?
>> 
> 
> In 7.0.x expressions (fka system property substitution) are supported in 
> some places related to interface and socket configuration. For 7.1 we 
> need to add a lot more.
> 
> (For devs interested in best practices on how to do that, look at the 
> usage of MAX_POOL_SIZE in [1].)
> 
>> Potentially I would hope all of those options could be considered for
>> migration,
> 
> 1) Re: -c -- anyone interested, let's have a debate.
> 
> In AS7 -c foo.xml would be a shorthand for --server-config=foo.xml
> 
> I don't like that because:
> 
> a) It's only a rough translation of what -c meant in AS < 7. People 
> would have to read docs to figure out how to use it, so is there much 
> benefit?
> b) There's no clean equivalent for domain.sh. It could be a shorthand 
> for --domain-config=foo.xml but it could also be a shorthand for 
> --host-config=foo.xml. So which?
> 
> (I could be convinced to support -c=foo.xml as a shorthand for 
> -server-config=foo.xml and --domain-config=foo.xml if I feel people 
> understand the issues and still want it. I've had conversations with 
> people about it before, but they've gotten sidetracked when other things 
> came up. And I could be much more easily be convinced by a nice patch.)
> 
> 2) -g -- In AS < 7 this sets system property jboss.partition.name. I'll 
> let Paul Ferraro comment on this one if he wants; he knows better than I 
> if that system property fits into what he's doing with clustering.
> 
> 3) -u -- IMHO it makes sense to use this and use the resulting system 
> property in our standard config files for the sockets that have a 
> multicast address.
> 
> 4) -m -- Same as -u.
> 
> 5) Any -D, it's up to the subsystem leads to determine if it makes sense 
> to use an expression for some attributes in our default configs.
> 
>> I am not smart enough to know all of the possibilities, but
>> guessing we had a whole lot more.
>> How do we identify them?
> 
> ./run.sh -h shows all the cmd line switches.
> 
> For stuff previously set via -D, subsystem leads should know their own 
> subsystems; i.e. if they had system property substitution somewhere 
> before, check if it still makes sense.
> 
>> How do we figure out if they should be in the future release/
>> 
>> I would also hope things like this get into a migration guide, although
>> it sounds like they are getting closer.
>> 
> 
> [1] 
> https://github.com/jbossas/jboss-as/blob/master/ejb3/src/main/java/org/jboss/as/ejb3/subsystem/StrictMaxPoolResourceDefinition.java
> 
> 
> -- 
> Brian Stansberry
> Principal Software Engineer
> JBoss by Red Hat
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