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From Luciano Resende <luckbr1...@gmail.com>
Subject Re: [DISCUSS] Tuscany.js - an assembly model for Node.js micro-services
Date Mon, 26 Oct 2015 18:22:14 GMT
Repo has just been created at :

Let's wait couple hours to see when it shows up in github.

On Mon, Oct 26, 2015 at 7:19 AM, Luciano Resende <luckbr1975@gmail.com>

> They will be available in github as well.
> On Sunday, October 25, 2015, Jean-Sebastien Delfino <jsdelfino@gmail.com>
> wrote:
>> Thanks Luciano!
>> Do you know if new git repositories get automatically mirrored to Github
>> as well, or do we need to create a separate JIRA issue for that?
>> Thanks!
>> - Jean-Sebastien
>> On Sat, Oct 24, 2015 at 7:57 AM, Luciano Resende <luckbr1975@gmail.com>
>> wrote:
>>> An exciting  +1 for all that has been said on this thread.
>>> And btw, I went ahead and requested a new git repository for this
>>> https://issues.apache.org/jira/browse/INFRA-10659
>>> On Sun, Oct 18, 2015 at 10:25 PM, Jean-Sebastien Delfino <
>>> jsdelfino@gmail.com> wrote:
>>>> Hi all,
>>>> It has been a while...
>>>> Today I was reflecting on what I've been doing in the last two years,
>>>> mostly micro-services on Node.js, and I'm starting to think that the
>>>> original ideas behind SCA and Tuscany may be useful to me again. So you may
>>>> hear a bit more from me on this list again in the next few weeks...
>>>> My new world is very different from the world we initially created
>>>> Tuscany for: Node.js, Javascript everywhere, isomorphic Web apps, simple
>>>> REST 'services', simple middleware and databases, and not much technical
>>>> complexity getting in the way of writing business logic. Many of the issues
>>>> we were trying to address with SCA like multi-language, multi-protocol,
>>>> complexity of the JEE platform and WS stack, weird objects requiring
>>>> injection etc, don't exist anymore in my new world.
>>>> That's great as developing Web micro-services has become really easy!
>>>> So easy that I have so many micro-services in my apps now that sometimes
>>>> gets a bit hard to keep track which service calls which, what's that
>>>> service address, what I need to change when that service moves or gets
>>>> updated, or what's involved when something goes wrong and I need to find
>>>> which service broke.
>>>> That's a serious problem, and something that made me think about SCA
>>>> and Tuscany again. Despite all the greatness of Node.js and REST and
>>>> micro-services, I'm probably still missing some kind of assembly model like
>>>> we had with SCA. Something that would model my app as as an assembly of
>>>> micro-services. Something that would allow my services to reference each
>>>> other without having to update environment variables all over the place
>>>> with their addresses. Something that would allow me to understand that a
>>>> service broke because another service that it references is currently down.
>>>> Something that would provide a description of my service call graphs for
>>>> debugging for example. Right now, it's really easy for me to develop
>>>> micro-services and wire them together, but I don't have a good way to model
>>>> that wiring.
>>>> Maybe what I'm looking for is a small subset of the original SCA
>>>> concepts: a description of my app as an assembly of services, Javascript
>>>> friendly, simple and lightweight, declarative but programmable, and
>>>> distributed and dynamic as my services need to move around to scale out or
>>>> when a Cloud region goes down. So, I'm going to spend some of my spare time
>>>> on this, evenings and weekends, and try to put together a new variation of
>>>> Tuscany for Node.js. I'd like to figure out if that good old SCA can help
>>>> me again with my little micro-services issues.
>>>> I'm thinking about calling that new variation of Tuscany 'Tuscany.js',
>>>> and maybe put it in a new 'js' sub-folder in the Tuscany repo besides the
>>>> existing java and cpp folders.
>>>> I'd love to work on it with other folks in the community if they're
>>>> interested! Thoughts?
>>>> - Jean-Sebastien
>>> --
>>> Luciano Resende
>>> http://people.apache.org/~lresende
>>> http://twitter.com/lresende1975
>>> http://lresende.blogspot.com/
> --
> Sent from my Mobile device

Luciano Resende

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