Hi Emmanouil, Can you please take a looks at dev utils, if this is something you are looking for https://github.com/apache/ignite/tree/master/modules/dev-utils?
IMO, if you can release Pub/Sub server in maven and then use it as dependency, that would be great. Regards, Saikat On Sun, Nov 10, 2019 at 5:00 PM Saikat Maitra <saikat.mai...@gmail.com> wrote: > Hi Emmanouil, > > The master branch has been initialized. I have raised a PR to migrate > Flink module to ignite-extensions. > > PR https://github.com/apache/ignite-extensions/pull/1 > Jira : https://issues.apache.org/jira/browse/IGNITE-12356 > > Regards, > Saikat > > > On Sun, Nov 10, 2019 at 3:39 PM Emmanouil Gkatziouras < > gkatzio...@gmail.com> wrote: > >> Hi all! >> >> This is an update. The integration is tested with mocks based on the >> original Ignite repo [1]. >> I am currently waiting for the first commits on the new integration >> project >> to take place in order to create my pull request accordingly to the >> initial >> commits. >> In order to simulate the Pub/Sub server in a test I used a test server >> implementation [2]. Unfortunately they don't have this util uploaded in a >> maven repo, thus it needs to be hosted on a maven repo (Apache License >> 2.0). Is there a repo for utilities that Ignite uses for the test/build? >> I have also created a ticket [3] >> >> Kind regards >> >> [1] https://github.com/gkatzioura/ignite/tree/pubsub/modules/pubsub >> [2] https://github.com/GoogleCloudPlatform/kafka-pubsub-emulator >> [3] https://issues.apache.org/jira/browse/IGNITE-12262 >> >> *Emmanouil Gkatziouras* >> https://egkatzioura.com/ | >> https://www.linkedin.com/in/gkatziourasemmanouil/ >> https://github.com/gkatzioura >> >> >> On Fri, 25 Oct 2019 at 03:35, Saikat Maitra <saikat.mai...@gmail.com> >> wrote: >> >> > Hello Ilya, >> > >> > Thank you for your email. Yes, before we remove any integration we will >> > move them to another repository and release. >> > >> > We are thinking we will start with Pub/Sub Streamer implementation and >> > continue to move other integration as mentioned in the following doc. >> > >> > >> > >> https://cwiki.apache.org/confluence/display/IGNITE/IEP-36%3A+Modularization#IEP-36:Modularization-IndependentIntegrations >> > >> > Regards, >> > Saikat >> > >> > >> > On Thu, Oct 24, 2019 at 11:00 AM Ilya Kasnacheev < >> > ilya.kasnach...@gmail.com> >> > wrote: >> > >> > > Hello! >> > > >> > > My take on this: we want to offload some of integrations, but please >> > commit >> > > and release them to another project first, and only then we will >> decide >> > to >> > > remove them from our repository. >> > > >> > > Please also make sure they are available with same artifact name and >> API. >> > > If this has to be changed, let's wait for AI 3.0 >> > > >> > > Regards, >> > > -- >> > > Ilya Kasnacheev >> > > >> > > >> > > ср, 23 окт. 2019 г. в 03:23, Saikat Maitra <saikat.mai...@gmail.com>: >> > > >> > > > Hello Emmanouil, >> > > > >> > > > As discussed earlier, I discussed with Apache Bahir community and >> they >> > > are >> > > > interested to have Apache Ignite extensions as part of Apache Bahir >> > > > project. >> > > > >> > > > Can you please share Pub/Sub streamer implementation details with >> > Apache >> > > > Bahir community and request for feedback. >> > > > >> > > > https://bahir.apache.org/ >> > > > >> > > > I have also requested for contributor access in Jira for Apache >> Bahir >> > > > project so that I can create issues and assign to myself. >> > > > >> > > > I can help with code reviews as well. >> > > > >> > > > Here is the email thread for reference >> > > > https://www.mail-archive.com/dev@bahir.apache.org/msg02703.html >> > > > >> > > > Regards, >> > > > Saikat >> > > > >> > > > >> > > > >> > > > >> > > > >> > > > >> > > > >> > > > On Mon, Oct 21, 2019 at 7:54 PM Saikat Maitra < >> saikat.mai...@gmail.com >> > > >> > > > wrote: >> > > > >> > > > > Hello, >> > > > > >> > > > > As discussed I have created following discussion threads on our >> > > migration >> > > > > proposals for Apache Ignite extensions: >> > > > > >> > > > > >> > > > > >> > > > >> > > >> > >> http://apache-ignite-users.70518.x6.nabble.com/DISCUSS-Proposal-for-Ignite-Extensions-as-a-separate-Bahir-module-or-Incubator-project-td29829.html >> > > > > >> > > > > https://www.mail-archive.com/dev@bahir.apache.org/msg02703.html >> > > > > >> > > > > I will share update as I hear more information. >> > > > > >> > > > > Regards, >> > > > > Saikat >> > > > > >> > > > > >> > > > > >> > > > > On Fri, Oct 18, 2019 at 9:03 PM Saikat Maitra < >> > saikat.mai...@gmail.com >> > > > >> > > > > wrote: >> > > > > >> > > > >> Hello Denis, >> > > > >> >> > > > >> Sure, sounds good. I will create a separate discussion thread to >> get >> > > > >> community feedback on whether we >> > > > >> should join the Bahir or kick-off "Ignite Extensions" project. >> > > > >> >> > > > >> Regards, >> > > > >> Saikat >> > > > >> >> > > > >> On Thu, Oct 17, 2019 at 2:21 PM Denis Magda <dma...@apache.org> >> > > wrote: >> > > > >> >> > > > >>> Folks, >> > > > >>> >> > > > >>> The concept of Apache Bahir is precisely what we need! Saikat, >> > thanks >> > > > for >> > > > >>> doing the research. Why I believe the * idea* fits us well: >> > > > >>> >> > > > >>> - All integrations can be stored in separate Github >> repositories >> > > and >> > > > >>> have their dev lifecycles. We've not obliged to couple all >> the >> > > > >>> integrations >> > > > >>> in a single repo. For instance, Spark can be located in a >> > > dedicated >> > > > >>> repo >> > > > >>> while streaming integrations might be in a single one. It's >> up >> > to >> > > > us. >> > > > >>> - All the repositories and integrations belong to ASF. We're >> not >> > > > >>> dumping >> > > > >>> them on Github but rather keep supporting and developing in >> > > > >>> accordance with >> > > > >>> ASF vision and practices. >> > > > >>> - There is a way to reward contributors via committership and >> > PMC >> > > > >>> membership. You won't get this if a project is just one of >> the >> > > > >>> millions of >> > > > >>> Github projects. >> > > > >>> >> > > > >>> Saikat, as Ignite PMC member, could you please kick-off a >> separate >> > > > >>> dev-list >> > > > >>> discussion to involve more community members and referring to >> this >> > > > >>> thread? >> > > > >>> I think the primary question the community needs to answer >> whether >> > we >> > > > >>> should join the Bahir or kick-off "Ignite Extensions" project? >> > > > >>> >> > > > >>> - >> > > > >>> Denis >> > > > >>> >> > > > >>> >> > > > >>> On Thu, Oct 17, 2019 at 2:54 AM Alexey Zinoviev < >> > > > zaleslaw....@gmail.com> >> > > > >>> wrote: >> > > > >>> >> > > > >>> > Maybe we could move all our Streaming Integrations there, but >> > what >> > > is >> > > > >>> about >> > > > >>> > maintaining and committer permissions to the new repositories? >> > > > >>> > I see the list of the committers and PMC members there >> > > > >>> > https://bahir.apache.org/community-members/ >> > > > >>> > >> > > > >>> > Could somebody from Ignite community be added to this list as >> a >> > > > >>> > PMC/committer to maintain Ignite integrations? >> > > > >>> > If yes, I'd happy to join this project and collaborate with >> these >> > > > guys >> > > > >>> > together >> > > > >>> > If no, and we should start from the zero level with external >> PRs >> > - >> > > > >>> hmmm, >> > > > >>> > it's better to have our own external repository with >> ApacheBahirr >> > > > >>> ideology. >> > > > >>> > >> > > > >>> > Also, I agree, that all connectors could be moved there (in >> > > > >>> ApacheBahirr >> > > > >>> > like repository), but not all modules from the page >> > > > >>> > >> > > > >>> > >> > > > >>> >> > > > >> > > >> > >> https://cwiki.apache.org/confluence/display/IGNITE/IEP-36%3A+Modularization#IEP-36:Modularization-IndependentIntegrations >> > > > >>> > because >> > > > >>> > they use different parts of core modules and could be >> developed >> > > with >> > > > >>> > different velocity. >> > > > >>> > >> > > > >>> > In reality, before creation of new repositories we need wide >> > > > discussion >> > > > >>> > based on the document mentioned above. >> > > > >>> > >> > > > >>> > P.S. Of course, we could experiment in the next release 2.8 >> with >> > > one >> > > > >>> or two >> > > > >>> > integrations like twitter or ZeroMQ >> > > > >>> > Also, I'd like Denis Magda idea for the separate repositories >> in >> > > > Apache >> > > > >>> > Github to maintain them by anybody. >> > > > >>> > >> > > > >>> > >> > > > >>> > чт, 17 окт. 2019 г. в 05:02, Saikat Maitra < >> > > saikat.mai...@gmail.com >> > > > >: >> > > > >>> > >> > > > >>> > > Hi Denis, Emmanouil >> > > > >>> > > >> > > > >>> > > Thank you for your email. I think creating a separate >> > integration >> > > > >>> project >> > > > >>> > > in github and also proposing it as an apache incubator >> project >> > > will >> > > > >>> be a >> > > > >>> > > good move. The other separate integration modules >> > > > >>> > > >> > > > >>> > > >> > > > >>> > >> > > > >>> >> > > > >> > > >> > >> https://cwiki.apache.org/confluence/display/IGNITE/IEP-36%3A+Modularization#IEP-36:Modularization-IndependentIntegrations >> > > > >>> > > can >> > > > >>> > > be moved to this new apache incubator project. >> > > > >>> > > >> > > > >>> > > There are similar integration available for Flink and Spark >> in >> > > > Apache >> > > > >>> > Bahir >> > > > >>> > > https://bahir.apache.org/ >> > > > >>> > > >> > > > >>> > > Do you think we should reach out to Apache Bahir community >> > with a >> > > > >>> > proposal >> > > > >>> > > or we should plan to create a separate Apache Incubator >> > project? >> > > > >>> > > >> > > > >>> > > Regards, >> > > > >>> > > Saikat >> > > > >>> > > >> > > > >>> > > >> > > > >>> > > >> > > > >>> > > On Wed, Oct 16, 2019 at 6:21 AM Emmanouil Gkatziouras < >> > > > >>> > > gkatzio...@gmail.com> >> > > > >>> > > wrote: >> > > > >>> > > >> > > > >>> > > > Hi all! >> > > > >>> > > > >> > > > >>> > > > Based on the discussions most probably this is going to >> be on >> > > > >>> another >> > > > >>> > > > GitHub repo. Therefore I will prepare a standalone project >> > with >> > > > the >> > > > >>> > > Pub/Sub >> > > > >>> > > > module and once the repository is created a pull request >> > shall >> > > be >> > > > >>> > issued. >> > > > >>> > > > If there is anything else I can do in order to facilitate >> > this >> > > > >>> please >> > > > >>> > let >> > > > >>> > > > me know. >> > > > >>> > > > >> > > > >>> > > > If a ticket is created for this issue, I shall be able to >> > > create >> > > > a >> > > > >>> pull >> > > > >>> > > > request and thus a build will take place on ignite's CI. >> > > > >>> > > > If everyone is aligned with adding a Pub/Sub >> implementation >> > > may I >> > > > >>> > create >> > > > >>> > > a >> > > > >>> > > > ticket on JIRA? >> > > > >>> > > > >> > > > >>> > > > My next question has to do on how Ignite configures the >> build >> > > > jobs >> > > > >>> in >> > > > >>> > > Team >> > > > >>> > > > City. The unit tests for my implementation need a local >> > Pub/Sub >> > > > >>> server >> > > > >>> > up >> > > > >>> > > > and running (they provide one for testing purposes). Will >> > this >> > > > take >> > > > >>> > > effect >> > > > >>> > > > in a form of a build script inside my implementation or >> is it >> > > > >>> something >> > > > >>> > > > that should be configured on Team City? >> > > > >>> > > > >> > > > >>> > > > Kind regards, >> > > > >>> > > > Emmanouil >> > > > >>> > > > >> > > > >>> > > > >> > > > >>> > > > *Emmanouil Gkatziouras* >> > > > >>> > > > https://egkatzioura.com/ | >> > > > >>> > > > https://www.linkedin.com/in/gkatziourasemmanouil/ >> > > > >>> > > > https://github.com/gkatzioura >> > > > >>> > > > >> > > > >>> > > > >> > > > >>> > > > On Tue, 15 Oct 2019 at 23:27, Denis Magda < >> dma...@apache.org >> > > >> > > > >>> wrote: >> > > > >>> > > > >> > > > >>> > > > > Emmanouil, Saikat, >> > > > >>> > > > > >> > > > >>> > > > > After contemplating on this, let me propose another way >> > with >> > > > this >> > > > >>> > > > > particular integration that is aligned with our >> > > modularization >> > > > >>> > > endeavor. >> > > > >>> > > > > The modularization [1] defines the Ignite core, Ignite >> > > modules, >> > > > >>> and >> > > > >>> > > > > independent integrations. The first two are to be >> located >> > in >> > > > >>> Ignite >> > > > >>> > > > > repositories and to be tested/updated by the community >> for >> > > > every >> > > > >>> > > release. >> > > > >>> > > > > The modules are a subset of existing integrations that >> are >> > > > >>> adopted >> > > > >>> > > widely >> > > > >>> > > > > and require community attention. >> > > > >>> > > > > >> > > > >>> > > > > As for the independent integrations [1], those are >> supposed >> > > to >> > > > be >> > > > >>> > > located >> > > > >>> > > > > in a separate GitHub repo. I would advise us to start >> > > > >>> implementing >> > > > >>> > this >> > > > >>> > > > > concept with the Pub/Sub integration. Even though it >> will >> > be >> > > > >>> located >> > > > >>> > > in a >> > > > >>> > > > > separate Github repo, it will be listed among officially >> > > > >>> available >> > > > >>> > > > > integrations on the Ignite website featuring Emmanouil >> as a >> > > > >>> > > contributor. >> > > > >>> > > > > >> > > > >>> > > > > What do you think? >> > > > >>> > > > > >> > > > >>> > > > > >> > > > >>> > > > > [1] >> > > > >>> > > > > >> > > > >>> > > > > >> > > > >>> > > > >> > > > >>> > > >> > > > >>> > >> > > > >>> >> > > > >> > > >> > >> https://cwiki.apache.org/confluence/display/IGNITE/IEP-36%3A+Modularization#IEP-36:Modularization-IndependentIntegrations >> > > > >>> > > > > >> > > > >>> > > > > >> > > > >>> > > > > >> > > > >>> > > > > - >> > > > >>> > > > > Denis >> > > > >>> > > > > >> > > > >>> > > > > >> > > > >>> > > > > On Mon, Oct 14, 2019 at 9:47 PM Saikat Maitra < >> > > > >>> > saikat.mai...@gmail.com >> > > > >>> > > > >> > > > >>> > > > > wrote: >> > > > >>> > > > > >> > > > >>> > > > > > Hi Emmanouil, >> > > > >>> > > > > > >> > > > >>> > > > > > The changes looks good to me. I wanted to check if you >> > are >> > > > also >> > > > >>> > able >> > > > >>> > > to >> > > > >>> > > > > > validate that the once data is added to Ignite cluster >> > you >> > > > are >> > > > >>> also >> > > > >>> > > > able >> > > > >>> > > > > to >> > > > >>> > > > > > access it using another Ignite client or using rest >> > > > endpoints. >> > > > >>> > > > > > >> > > > >>> > > > > > We use Teamcity for CI process, the details are as >> > follows >> > > > >>> > > > > > >> > > > >>> > > > > > Trigger validation of those test suites that have been >> > > > >>> affected by >> > > > >>> > > your >> > > > >>> > > > > > changes on TeamCity <http://ci.ignite.apache.org/>: < >> > > > >>> > > > > http://204.14.53.153/ >> > > > >>> > > > > > > >> > > > >>> > > > > > >> > > > >>> > > > > > - Locate a test suite you have to check, press >> button >> > > > named >> > > > >>> > "..." >> > > > >>> > > > that >> > > > >>> > > > > > is located on the left of "Run" button. "Run custom >> > > build" >> > > > >>> > dialog >> > > > >>> > > > will >> > > > >>> > > > > > appear; >> > > > >>> > > > > > - Go to "Changes" tab and choose >> > > > >>> > "pull/<pull-request-number>/head" >> > > > >>> > > > in >> > > > >>> > > > > > "Build branch" dropdown list; >> > > > >>> > > > > > - Press "Run build" button and monitor tests >> results. >> > > > >>> > > > > > >> > > > >>> > > > > > >> > > > >>> > > > > > >> > > > >>> > > > > > @Roman rsht...@yahoo.com - can you also please take a >> > > look? >> > > > >>> > > > > > >> > > > >>> > > > > > Regards, >> > > > >>> > > > > > Saikat >> > > > >>> > > > > > >> > > > >>> > > > > > On Sun, Oct 13, 2019 at 6:20 PM Emmanouil Gkatziouras >> < >> > > > >>> > > > > > gkatzio...@gmail.com> >> > > > >>> > > > > > wrote: >> > > > >>> > > > > > >> > > > >>> > > > > > > Hi @Saikat Maitra >> > > > >>> > > > > > > >> > > > >>> > > > > > > I have my implementation on an Ignite fork on my >> > personal >> > > > >>> GitHub >> > > > >>> > > > > account >> > > > >>> > > > > > > [1] >> > > > >>> > > > > > > It is based on the Kafka implementation which is of >> a >> > > > polling >> > > > >>> > > nature. >> > > > >>> > > > > > > GCP does not provide a service like Kafka. Instead >> it >> > > > >>> provides us >> > > > >>> > > > with >> > > > >>> > > > > > > Pub/Sub which is just like Kafka. >> > > > >>> > > > > > > Therefore using the Kafka streamer as a guideline >> made >> > > more >> > > > >>> sense >> > > > >>> > > to >> > > > >>> > > > > me. >> > > > >>> > > > > > > >> > > > >>> > > > > > > Apart from the implementation I have also added a >> unit >> > > > test. >> > > > >>> > > > > > > It definitely needs some polishing and a double >> check >> > on >> > > my >> > > > >>> side >> > > > >>> > to >> > > > >>> > > > > make >> > > > >>> > > > > > > the review smooth. >> > > > >>> > > > > > > For the tests a local Pub/Sub [2] server has to be >> > setup >> > > > >>> however >> > > > >>> > I >> > > > >>> > > am >> > > > >>> > > > > not >> > > > >>> > > > > > > sure which is the best way to do so with regards to >> > your >> > > > >>> CI/CD. >> > > > >>> > > > > > > >> > > > >>> > > > > > > [1] >> > > > >>> > > >> > https://github.com/gkatzioura/ignite/tree/pubsub/modules/pubsub >> > > > >>> > > > > > > [2] >> > > > >>> https://egkatzioura.com/2019/09/22/pub-sub-local-emulator/ >> > > > >>> > > > > > > >> > > > >>> > > > > > > *Emmanouil Gkatziouras* >> > > > >>> > > > > > > https://egkatzioura.com/ | >> > > > >>> > > > > > > https://www.linkedin.com/in/gkatziourasemmanouil/ >> > > > >>> > > > > > > https://github.com/gkatzioura >> > > > >>> > > > > > > >> > > > >>> > > > > > > >> > > > >>> > > > > > > On Sat, 12 Oct 2019 at 02:11, Saikat Maitra < >> > > > >>> > > saikat.mai...@gmail.com >> > > > >>> > > > > >> > > > >>> > > > > > > wrote: >> > > > >>> > > > > > > >> > > > >>> > > > > > > > Hello Emmanouil, >> > > > >>> > > > > > > > >> > > > >>> > > > > > > > Can you please share more info about the >> > > implementation? >> > > > >>> > > > > > > > >> > > > >>> > > > > > > > We have similar implementation for data streamers >> > with >> > > > >>> Kafka >> > > > >>> > and >> > > > >>> > > > > > RocketMQ >> > > > >>> > > > > > > > >> > > > >>> > > > > > > > >> > https://apacheignite-mix.readme.io/docs/kafka-streamer >> > > > >>> > > > > > > > >> > > > >>> > > > > > > > >> > > > https://apacheignite-mix.readme.io/docs/rocketmq-streamer >> > > > >>> > > > > > > > >> > > > >>> > > > > > > > Please review and share if you have any questions. >> > > > >>> > > > > > > > >> > > > >>> > > > > > > > Regards, >> > > > >>> > > > > > > > Saikat >> > > > >>> > > > > > > > >> > > > >>> > > > > > > > >> > > > >>> > > > > > > > >> > > > >>> > > > > > > > On Fri, Oct 11, 2019 at 4:56 PM Emmanouil >> > Gkatziouras < >> > > > >>> > > > > > > > gkatzio...@gmail.com> >> > > > >>> > > > > > > > wrote: >> > > > >>> > > > > > > > >> > > > >>> > > > > > > > > Hi all, >> > > > >>> > > > > > > > > >> > > > >>> > > > > > > > > By mentioning Pub/Sub I mean Google Cloud's >> Pub/Sub >> > > [1] >> > > > >>> > > > > > > > > Yes it is indeed cloud specific. It is the >> > messaging >> > > > >>> service >> > > > >>> > > > > provided >> > > > >>> > > > > > > by >> > > > >>> > > > > > > > > GCP. >> > > > >>> > > > > > > > > I have made the integration with it, but I >> haven't >> > > > >>> published >> > > > >>> > it >> > > > >>> > > > yet >> > > > >>> > > > > > (I >> > > > >>> > > > > > > am >> > > > >>> > > > > > > > > waiting for the discussion/ticket and proceed >> with >> > > the >> > > > >>> > > > > contribution). >> > > > >>> > > > > > > > > >> > > > >>> > > > > > > > > Kind regards, >> > > > >>> > > > > > > > > Emmanouil >> > > > >>> > > > > > > > > >> > > > >>> > > > > > > > > [1] >> https://cloud.google.com/pubsub/docs/overview >> > > > >>> > > > > > > > > >> > > > >>> > > > > > > > > *Emmanouil Gkatziouras* >> > > > >>> > > > > > > > > https://egkatzioura.com/ | >> > > > >>> > > > > > > > > >> https://www.linkedin.com/in/gkatziourasemmanouil/ >> > > > >>> > > > > > > > > https://github.com/gkatzioura >> > > > >>> > > > > > > > > >> > > > >>> > > > > > > > > >> > > > >>> > > > > > > > > On Fri, 11 Oct 2019 at 21:45, Denis Magda < >> > > > >>> dma...@apache.org >> > > > >>> > > >> > > > >>> > > > > wrote: >> > > > >>> > > > > > > > > >> > > > >>> > > > > > > > > > Hello Emmanouil, >> > > > >>> > > > > > > > > > >> > > > >>> > > > > > > > > > Are you referring to any specific >> implementation >> > > > >>> tailored >> > > > >>> > > for a >> > > > >>> > > > > > > cloud? >> > > > >>> > > > > > > > If >> > > > >>> > > > > > > > > > I'm not mistaken you were mentioning AWS/GCE. >> Is >> > > > there >> > > > >>> any >> > > > >>> > > > Github >> > > > >>> > > > > > > > source >> > > > >>> > > > > > > > > > code? >> > > > >>> > > > > > > > > > >> > > > >>> > > > > > > > > > Here is a list of existing integrations with >> > > > streaming >> > > > >>> and >> > > > >>> > > > > pub/sub >> > > > >>> > > > > > > > > > frameworks: >> > > > >>> > > > > > > > > > >> https://apacheignite-mix.readme.io/docs/overview >> > > > >>> > > > > > > > > > >> > > > >>> > > > > > > > > > with the source code in Ignite master: >> > > > >>> > > > > > > > > > >> > > https://github.com/apache/ignite/tree/master/modules >> > > > >>> > > > > > > > > > >> > > > >>> > > > > > > > > > Check out those resources to see what are the >> > most >> > > > >>> suitable >> > > > >>> > > > > Ignite >> > > > >>> > > > > > > APIs >> > > > >>> > > > > > > > > for >> > > > >>> > > > > > > > > > such integrations. >> > > > >>> > > > > > > > > > >> > > > >>> > > > > > > > > > @Saikat Maitra <saikat.mai...@gmail.com> , >> > @Roman >> > > < >> > > > >>> > > > > > rsht...@yahoo.com >> > > > >>> > > > > > > > >> > > > >>> > > > > > > > , >> > > > >>> > > > > > > > > as >> > > > >>> > > > > > > > > > streaming technologies >> contributors/maintainers, >> > > > could >> > > > >>> you >> > > > >>> > > > please >> > > > >>> > > > > > > join >> > > > >>> > > > > > > > > this >> > > > >>> > > > > > > > > > thread? >> > > > >>> > > > > > > > > > >> > > > >>> > > > > > > > > > - >> > > > >>> > > > > > > > > > Denis >> > > > >>> > > > > > > > > > >> > > > >>> > > > > > > > > > >> > > > >>> > > > > > > > > > On Thu, Oct 10, 2019 at 7:58 AM Emmanouil >> > > > Gkatziouras < >> > > > >>> > > > > > > > > > gkatzio...@gmail.com> >> > > > >>> > > > > > > > > > wrote: >> > > > >>> > > > > > > > > > >> > > > >>> > > > > > > > > > > Hello everyone, >> > > > >>> > > > > > > > > > > >> > > > >>> > > > > > > > > > > I started using Ignite lately. Part of my >> work >> > > > >>> involves >> > > > >>> > > > > Pub/Sub, >> > > > >>> > > > > > > > thus I >> > > > >>> > > > > > > > > > > created a pub/sub streamer. >> > > > >>> > > > > > > > > > > Pub/Sub is pretty close to Kafka. >> > > > >>> > > > > > > > > > > Here's how the streamer works. Every node >> > creates >> > > > an >> > > > >>> > > instance >> > > > >>> > > > > of >> > > > >>> > > > > > a >> > > > >>> > > > > > > > > > Pub/Sub >> > > > >>> > > > > > > > > > > client. >> > > > >>> > > > > > > > > > > The clients subscribe to the same topic >> using >> > the >> > > > >>> same >> > > > >>> > > > > > subscription >> > > > >>> > > > > > > > > name. >> > > > >>> > > > > > > > > > > A message is being sent and one of the nodes >> > will >> > > > >>> receive >> > > > >>> > > the >> > > > >>> > > > > > > > message, >> > > > >>> > > > > > > > > > > process it and then forward it to Ignite >> using >> > > the >> > > > >>> > > extractor >> > > > >>> > > > > > > > provided. >> > > > >>> > > > > > > > > > > >> > > > >>> > > > > > > > > > > Any thoughts? >> > > > >>> > > > > > > > > > > >> > > > >>> > > > > > > > > > > *Emmanouil Gkatziouras* >> > > > >>> > > > > > > > > > > https://egkatzioura.com/ | >> > > > >>> > > > > > > > > > > >> > > https://www.linkedin.com/in/gkatziourasemmanouil/ >> > > > >>> > > > > > > > > > > https://github.com/gkatzioura >> > > > >>> > > > > > > > > > > >> > > > >>> > > > > > > > > > >> > > > >>> > > > > > > > > >> > > > >>> > > > > > > > >> > > > >>> > > > > > > >> > > > >>> > > > > > >> > > > >>> > > > > >> > > > >>> > > > >> > > > >>> > > >> > > > >>> > >> > > > >>> >> > > > >> >> > > > >> > > >> > >> >
