Hi Chanaka,

On Monday, August 10, 2015, Chanaka Fernando <[email protected]> wrote:

> Hi Prabath,
>
> We have upgraded from kernel 4.4.0 to 4.4.1 with the ESB 4.9.0 Beta
> release. We were using 4.4.0 up until Alpha release and we have upgraded
> carbon-mediation, wso2-axis2-transports and product-esb to use kernel 4.4.1
> with Beta release. We haven't encountered any issue after upgrading into
> 4.4.1. Your arguments might be correct. But I think you can give it a try
> to upgrade your components to kernel 4.4.1. I am suggesting this to you
> from the experience we gained from ESB beta release.
>

Thanks for the feedback. Sure, let me give it a try and see.

Cheers,
Prabath


>
>
> Thanks,
> Chanaka
>
>
>
> On Mon, Aug 10, 2015 at 8:50 AM, Prabath Abeysekera <[email protected]>
> wrote:
>
>> Hi Dinusha,
>>
>> Thanks for taking time to help us with this. Please find my comments
>> inline.
>>
>> On Sun, Aug 9, 2015 at 11:38 PM, Dinusha Senanayaka <[email protected]>
>> wrote:
>>
>>> Hi MDM Team,
>>>
>>> Initial plan was to release AppM-1.1.0 release based on carbon-4.4.0.
>>> But due to some issues in the synapse version released with carbon-4.4.0,
>>> we need to move to Synapse 2.1.3.wso2v6 which will be released with ESB
>>> 4.9.0. For that the the carbon.meadiation.feature should be 4.4.3 which
>>> eventually depends on carbon 4.4.1. And there are some registry related
>>> issues that fixed in carbon-4.4.1. Because of these reasons we have to move
>>> AppM release to carbon-4.4.1.
>>>
>>> Since you guys need AppM mobile features to be included into MDM, you
>>> have two options here,
>>> 1. Move MDM release also into carbon-4.4.1
>>>
>>
>> The team can surely consider going for this option, but, only as the last
>> resort. We'd already released a number of milestones upon Carbon 4.4.0, so
>> if we're forced to upgrade everything to use Carbon 4.4.1 (In other words,
>> adapting a "new" kernel release) just to fix a bug in one of the dependent
>> components, approaching EMM 2.0.0 Alpha in less than a month, then there's
>> a problem in the system that needs to be fixed. I do understand the fact
>> that the release number (i.e. 4.4.1) suggests that it is a patch release,
>> so, unlikely that there'd by any API changes, etc around. Therefore, one
>> might think it is a straight forward task to upgrade all "device-mgt"
>> components to use the latest version of Carbon kernel. However,
>> unfortunately, it's not only about device-mgt related components, but quite
>> a few other stuff as well. In other words, there should be quite a few
>> other components that depend on 4.4.0, which would need to be upgraded as
>> well. I wouldn't take that risk to upgrade them all at this stage of the
>> release, just to get an issue fixed in one of the components.
>>
>>
>>> 2. Since MDM doesn't require AppM gateway features, we could create a
>>> separate branch for you only with store/publisher/mobile features based on
>>> carbon-4.4.0 and you have to maintain the branch. (AppM master is still
>>> based on carbon-4.4.0, we could create this branch before we upgrade it to
>>> carbon-4.4.1)
>>>
>>
>> AFAIK, the process demands us to release all components maintained in a
>> particular repository at once. So, I don't quite think releasing individual
>> components is possible. On the other hand, this just appears to be a "patch
>> solution", which doesn't seem scale well going forward.
>>
>> Also, I'm a little concerned by the statement, "*based on carbon-4.4.0
>> and you have to maintain the branch*". Why would some other team
>> "maintain" app-mgt source branches? If this is about fixing bugs, etc that
>> the EMM team comes across while adapting app-mgt related components, we
>> ourselves would anyway go for it as time permits. However, creating some
>> branch and asking other teams to "maintain" the same is against collaborate
>> development, IMO. If you create a new version of the components, that will
>> at some point be used by the "whole platform". So, asking some other team
>> to "maintain" the components owned by your team, as you can obviously see,
>> does not seem to scale.
>>
>> With all the above considered, I'm suggesting the following, which I
>> think is the best option.
>>
>> * Update "carbon.mediation.feature" to use "2.1.3.wso2v6" and make its
>> version something like "4.5.*" (ESB team can probably decide on a proper
>> version number if what's suggested doesn't appear to be good). The idea is,
>> even though 4.4.1 appears to be a patch release of Carbon 4.4.0, it has to
>> be a big deal for a component to adapt to a new kernel version. Also, IMO,
>> each and every component should let us have enough room to fix bugs of an
>> already released version that depends on the Kernel version it was
>> originally released upon.
>>
>> * Next, create a new version of "carbon.mediation.feature", which depends
>> on Carbon 4.4.0 and upgrade its synapse version to be "2.1.3.wso2v6".
>> This is what needs to be used by the app-mgt components.
>>
>> * Get the app-mgt repo released so that the EMM can then adapt all
>> required components on top of Carbon Kernel 4.4.0.
>>
>>
>> Please do let me know if you think it's going to be challenging to get
>> the above to work, or if you need further clarifications.
>>
>> Cheers,
>> Prabath
>>
>>
>>>
>>> Let us know the preferred option for MDM release.
>>>
>>> Regards,
>>> Dinusha.
>>>
>>> --
>>> Dinusha Dilrukshi
>>> Associate Technical Lead
>>> WSO2 Inc.: http://wso2.com/
>>> Mobile: +94725255071
>>> Blog: http://dinushasblog.blogspot.com/
>>>
>>
>>
>>
>> --
>> Prabath Abeysekara
>> Technical Lead
>> WSO2 Inc.
>> Email: [email protected]
>> Mobile: +94774171471
>>
>> _______________________________________________
>> Dev mailing list
>> [email protected]
>> http://wso2.org/cgi-bin/mailman/listinfo/dev
>>
>>
>
>
> --
> --
> Chanaka Fernando
> Senior Technical Lead
> WSO2, Inc.; http://wso2.com
> lean.enterprise.middleware
>
> mobile: +94 773337238
> Blog : http://soatutorials.blogspot.com
> LinkedIn:http://www.linkedin.com/pub/chanaka-fernando/19/a20/5b0
> Twitter:https://twitter.com/chanakaudaya
> Wordpress:http://chanakaudaya.wordpress.com
>
>
>
>
_______________________________________________
Dev mailing list
[email protected]
http://wso2.org/cgi-bin/mailman/listinfo/dev

Reply via email to