Hi All,

I have published a new screencast for this project which includes recent
changes. You can find it at [1].

Please let me know if you have any suggestions.

[1] https://youtu.be/sCmu9b0oMmc

Thanks and Regards,
Swapnil

On Wed, Jul 22, 2015 at 3:36 PM, Imesh Gunaratne <im...@apache.org> wrote:

> Yes today in a demo Swapnil showed this issue to us. We need to
> investigate the load balancer extension and see the reason for this problem.
>
> Thanks
>
> On Wed, Jul 22, 2015 at 9:21 AM, Swapnil Patil <swapnil.r...@gmail.com>
> wrote:
>
>> Hi Imesh, Lakmal,
>>
>> I observed the extension log to find out that, extension's configure
>> method is indeed called after member is activated but before it is added to
>> cluster. I assume that is why extension cannot see the newly activated
>> member as a part of cluster.
>>
>> I hope this is what we expect.
>>
>> Thanks and Regards,
>> Swapnil
>>
>> On Tue, Jul 21, 2015 at 4:27 AM, Imesh Gunaratne <im...@apache.org>
>> wrote:
>>
>>> On Mon, Jul 20, 2015 at 9:20 PM, Swapnil Patil <swapnil.r...@gmail.com>
>>>  wrote:
>>>>
>>>>
>>>> Though there was some time lag for the extension to get to know the
>>>> newly spawned instance. When a new instance is spawned the extension's
>>>> configure method got called but the topology did not have this new member.
>>>> This new member was visible in the next topology update. I believe this is
>>>> a known issue. I guess Asanka also faced similar issue for GCE extension.
>>>> Am I right, Asanka?
>>>>
>>>>
>>> Members are only added to the load balancer topology when they become
>>> active. Members in other states are not visible to the load balancer.
>>>
>>> On Mon, Jul 20, 2015 at 9:20 PM, Swapnil Patil <swapnil.r...@gmail.com>
>>> wrote:
>>>
>>>> Hi Lakmal,
>>>>
>>>> I tested the extension for scale up and scale down. And it did work as
>>>> expected. It attached the the newly spawned instances to the LB while
>>>> scaling up and detached the terminated instances from LB.
>>>>
>>>> Though there was some time lag for the extension to get to know the
>>>> newly spawned instance. When a new instance is spawned the extension's
>>>> configure method got called but the topology did not have this new member.
>>>> This new member was visible in the next topology update. I believe this is
>>>> a known issue. I guess Asanka also faced similar issue for GCE extension.
>>>> Am I right, Asanka?
>>>>
>>>> Thanks and Regards,
>>>> Swapnil
>>>>
>>>> On Mon, Jul 20, 2015 at 5:37 AM, Swapnil Patil <swapnil.r...@gmail.com>
>>>> wrote:
>>>>
>>>>> Thanks Lakmal!
>>>>>
>>>>> I have the logic in place to attach newly created instances to LB in
>>>>> case of scale up and same for scale down. But I have not tested it yet.
>>>>> That testing will be my next step. I am pretty sure that it will work but
>>>>> it is just that I need to verify it.
>>>>>
>>>>> I will get to know if any service interruption occurs in these cases
>>>>> when I test it. I will update the thread with my observations.
>>>>>
>>>>> Thanks and Regards,
>>>>> Swapnil
>>>>>
>>>>> On Mon, Jul 20, 2015 at 5:06 AM, Lakmal Warusawithana <lak...@wso2.com
>>>>> > wrote:
>>>>>
>>>>>> Great work Swapnil!
>>>>>>
>>>>>> Just for my clarification, I have few question. Say when cluster
>>>>>> scale up , does AWS load balancer extension attached the newly created
>>>>>> instance to LB? same like when scale down does it detached the deleted
>>>>>> instance from LB? Also when attaching and detaching does any service
>>>>>> interruption occurs?
>>>>>>
>>>>>> thanks
>>>>>>
>>>>>> On Mon, Jul 20, 2015 at 10:11 AM, Swapnil Patil <
>>>>>> swapnil.r...@gmail.com> wrote:
>>>>>>
>>>>>>> Hi AIl,
>>>>>>>
>>>>>>> I have published screencast of AWS load balancer extension on
>>>>>>> YouTube. Here is the link : https://youtu.be/ZNl8JVB7xeU
>>>>>>>
>>>>>>> I would appreciate any suggestions.
>>>>>>>
>>>>>>> Thanks and Regards,
>>>>>>> Swapnil
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>
>>>>>>
>>>>>> --
>>>>>> Lakmal Warusawithana
>>>>>> Vice President, Apache Stratos
>>>>>> Director - Cloud Architecture; WSO2 Inc.
>>>>>> Mobile : +94714289692
>>>>>> Blog : http://lakmalsview.blogspot.com/
>>>>>>
>>>>>>
>>>>>
>>>>
>>>
>>>
>>> --
>>> Imesh Gunaratne
>>>
>>> Senior Technical Lead, WSO2
>>> Committer & PMC Member, Apache Stratos
>>>
>>
>>
>
>
> --
> Imesh Gunaratne
>
> Senior Technical Lead, WSO2
> Committer & PMC Member, Apache Stratos
>

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