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Nktalk Case Study

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Erlang Solutions Ltd
Erlang Solutions Ltd

The presentation covers the technical challenges which the developers faced while creating the service. Bartek Puzon explains why the Erlang language was chosen. He also describes how communication within NKtalk works and he talks about the usage of XMPP in web applications.

Technology
1 of 17
NKtalk Case Study Kraków Erlang User Group 26 January 2010 Bartłomiej Puzoń, Michał Ptaszek [email_address] Erlang Solutions Ltd
Agenda ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
What is NKtalk? ,[object Object],[object Object],[object Object],[object Object],[object Object]
Challenges ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Technologies chosen: Erlang ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Why Erlang? ,[object Object],[object Object],[object Object]
Why Erlang? ,[object Object],[object Object],[object Object],[object Object]
Why Erlang? ,[object Object],[object Object],[object Object]
Why Erlang? ,[object Object],[object Object],[object Object],[object Object]
Technologies chosen: XMPP ,[object Object],[object Object],[object Object],[object Object]
Why XMPP? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
XMPP + Erlang = Ejabberd ,[object Object],[object Object],[object Object],[object Object],[object Object]
Integration: The Problem ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Integration: The Solution ,[object Object],[object Object],[object Object],[object Object]
Overview user's web browser nktalk.pl Internet node1 Ejabberd Cluster (powered by Erlang ) node2 node3 node4 HTTP requests
Overview user's web browser Internet Hola! XMPP stanza Hola! HTTP request XMPP stanza Hola!
Overview nktalk.pl Internet node1 Ejabberd Cluster (powered by Erlang ) node2 HTTP request XMPP stanza Hola! BOSH module (extracts XMPP) Ejabberd Server (routes traffic) Long-term storage XMPP stanza

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Nktalk Case Study

  • 1. NKtalk Case Study Kraków Erlang User Group 26 January 2010 Bartłomiej Puzoń, Michał Ptaszek [email_address] Erlang Solutions Ltd
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  • 15. Overview user's web browser nktalk.pl Internet node1 Ejabberd Cluster (powered by Erlang ) node2 node3 node4 HTTP requests
  • 16. Overview user's web browser Internet Hola! XMPP stanza Hola! HTTP request XMPP stanza Hola!
  • 17. Overview nktalk.pl Internet node1 Ejabberd Cluster (powered by Erlang ) node2 HTTP request XMPP stanza Hola! BOSH module (extracts XMPP) Ejabberd Server (routes traffic) Long-term storage XMPP stanza