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From Filip Hanik - Dev Lists <>
Subject Re: svn commit: r823603 - in /tomcat/trunk/java/org/apache/catalina/ha/backend:
Date Mon, 12 Oct 2009 13:35:37 GMT
On 10/12/2009 07:27 AM, Filip Hanik - Dev Lists wrote:
> On 10/12/2009 01:06 AM, jean-frederic clere wrote:
>> On 10/10/2009 12:24 AM, Filip Hanik - Dev Lists wrote:
>>> you're gonna run into all the same issues we already worked through 
>>> with
>>> tribes. I'm not sure why you don't just use tribes rather than
>>> reinventing everything from scratch
>> Well it is not exactly solving the same problem, here we need a 
>> protocol between the node of a cluster to the front-end. I though 
>> tribes was just to be used between the nodes of a cluster, did I miss 
>> something?
> Tribes is generic, just a communication component. Can be used for 
> anything. And if there are changes needed we can make them.
> What you are developing right now, looking at the code, you may be 
> reinventing a lot of code that already exists.
> What is Tomcat specific is the org.apache.catalina.ha package that 
> sits on top of Tribes.
>> Additionally the httpd part doesn't work only with Tomcat but could 
>> also front-end other httpd making the use of tribes a bit complex....
> what is the httpd part right now, is it in trunk?
> however, since all you need is communicate data back and forth, you 
> could make it work with any comm layer underneath, instead of writing 
> one from scratch.
additionally, the beauty with trunk is that its open for dev, you can 
continue with your component that does TCP and multicasting, you can 
even take code out of tribes since it does that exact thing, or we can 
adjust tribes to be more generic (unless it already is)

> best
> Filip
>> Cheers
>> Jean-Frederic
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