ZeroMQ

ZeroMQ is an Open Source Messaging Library designed for a high-performance asynchronous messaging library. In this video I discuss this tech and build a simple queue with this tech

0:00 Intro

1:48 What is ZeroMQ?

4:48 Messaging Patterns

6:42 Socket Types

8:55 Simple Queue

11:00 Code

23:20 ZeroMQ Pros & Cons

29:30 Summary

Source Code

https://github.com/hnasr/javascript_playground/tree/master/zeromq-simplequeue

Resources

https://github.com/booksbyus/zguide/tree/master/examples/Node.js

https://en.wikipedia.org/wiki/ZeroMQ

https://blog.scottlogic.com/2015/03/20/ZeroMQ-Quick-Intro.html

http://zguide.zeromq.org/page:chapter3#advanced-request-reply

Outline

• What is ZeroMQ?
  • Message library
  • Message Patterns
  • Broker less
  • Simple you build the components that you need
• Sockets Types
  • REQ
  • REP
  • PUSH
  • PULL
  • ROUTER
  • DEALER
• Message PatternS
  • Synchronous Request/Response
  • Asynchronous Request/Response
  • Publish/Subscribe
  • Push/Pull
  • Exclusive Pair
• Example! (Simple Queue (Push Pull))
• Pros & Cons
  • Pros
    • Simple (meh)
    • Efficient lightweight
    • Great for small use cases
  • Cons
    • You have to write customize
    • If you are building a large distributed message queue then you need to implement all features
    • Feels over-engineered Could be simpler.