Brian Stansberry [
http://community.jboss.org/people/bstansberry%40jboss.com] created the
discussion
"Steps in building up the domain management architecture"
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We currently have standalone servers starting and server managers starting and bringing up
servers. The actual subsystems within the servers are proceeding pretty well and look to
be on track for meeting M1 goals. The domain management infrastucture needs some beefing
up though to get it where we need it for M1. For M1 I think we need:
* Server Manager booting Domain Controller booting, if so configuring
* Otherwise, Server Manager booting and discovering DC
* Basic deployments via the DC (does not include graceful shutdown; perhaps not some of
the more complex deployment plan variants)
* Basic management operations via the DC
* Basic deployments via the Standalone server's mgmt interface
* Basic management operations via the Standalone server's mgmt interface
* Above done via a remote Java interface
* Good understanding of how above will be done via REST (not implemented, but thought
through)
* "Transaction log" of deployments and other domain updates (I expect this will
be refined post-M1)
* Filesystem based hot deploy on standalone server (unless Jason removes this from the
list)
We've talked about CLI on some threads, but it seems CLI is not actually an M1
requirement, so we need to be careful about putting resources on it.
The immediate focus for myself is basic deployments via the Standalone server's mgmt
interface as this allows folks working on subsystems and deployers to test properly what
they are doing.
Fanning out from where we are now, we need:
h6. Basic Deployment Infrastructure
1. InVM programatic deployment. Now being worked by myself and John Bailey. Faciliates
testing and serves as basis for
2. Remote Java deployment interface 1. also needs some standalone.xml configuration for
the server management system's remote endpoint
3. Filesystem based hot deploy on standalone server
h6. Domain Controller Infrastructure
We need folks to start looking into this. Once we get far enough with the basic
deployment infrastructure, I'm going to shift to it, but help from others is
important.
1. Domain controller configuration. What subsystems are needed for the DC, how is their
configuration expressed in domain.xml/host.xml
2. Server Manager boots DC if host.xml says there is a local DC.
3. Discovery mechanisms for the SM to find the DC. At least basic ones; we can add more
post M1.
4. Communication protocols between DC and SM and on to Servers
h6. General Management Update Infrastructure
Emanuel Muckenhuber is looking into this. See for example
https://community.jboss.org/thread/155860?tstart=0
https://community.jboss.org/thread/155860?tstart=0. This should also build off of and
influence the basic deployment infrastructure, since deployments are just a form of
management update.
We need to sort out an ordered approach to how this is going to be done and divide up
subpieces so others can eventually help. E.g. will we start with standalone and then
expand to DomainController-based updates? Or think it through from the DomainController
side and work in? Or some mix? In general we should organize the work so progress is being
made even while other pieces are incomplete; e.g. don't wait until all Domain
Controller Infrastructure above is in place.
From there we bring it all together and do deployments and management
updates via the DC.
There are already JIRAs for quite a bit of this; I'll update this post later with JIRA
references. Any comments, suggestions or expressions of desire to take on particular
aspects are very much appreciated.
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