[wildfly-dev] Creating config files for provisioned servers

James R. Perkins jperkins at redhat.com
Wed Sep 17 11:42:11 EDT 2014

If we ever wanted to move away from XML configuration files using DMR, 
or JSON, could be a good first step.

On 09/17/2014 07:52 AM, Darran Lofthouse wrote:
> This is where I have been saying before why not build all the configs
> using management ops / the CLI?
>    - Much easier to define config that tweaks the config that came before.
>    - Execute using the CLI and you even get some logic support.
>    - Would be compatible if in the future we release distributions that
> don't use XML config persistence.
> Regards,
> Darran Lofthouse.
> On 16/09/14 22:55, Stuart Douglas wrote:
>> Hi All,
>> so I have been giving a bit of thought to how our configuration files
>> are generated, and how it can work with feature packs. At the moment
>> feature packs just package files with a subsystem list inside, and later
>> feature packs configs override configs from their dependents.
>> I think we should move to an approach where feature packs build on the
>> config provided by other feature packs. So the web feature pack config
>> will basically express 'add these additional subsystems to
>> standalone.xml'. Additional config files can also be created based of
>> existing config, so for example standalone-full.xml would be represented
>> as 'like standalone.xml, but with these additional subsystems'.
>> Domain mode would work in a similar manner, but with profiles instead of
>> config files (so everything I am saying here about standalone.xml will
>> also apply to domain mode).
>> There are quite a few advantages to this approach:
>> - As most (all?) configs will use standalone.xml as a base, it makes it
>> simple to keep multiple config files in place
>> - It is easy for a feature pack to add a subsystem to all configurations
>> (e.g. installing the KeyCloak feature pack could add KeyCloak to all
>> configs).
>> - It is easy to create a new configuration that is the same as existing
>> configs, but with an additional subsystem.
>> Does this sound reasonable?
>> Stuart
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James R. Perkins
JBoss by Red Hat

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