Distributed Timers with Node.js, Dgram and multicast

2016 Sep30

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ver the years I have had a handful of times where I have had the need for Multicasting. It usually comes about in service or node ( application ) discovery. Or if you are lucky enough, the dreaded distributed setTimeout / clearTimeout. Every time find a need for it, I spend hours in the documentation trying to remember how to use it, remembering the Node.js Docs for dgram - which are virtually void of any useful explanation or examples. Finally resorting to finding googling around for the 1 or two examples of multi casting out there and hack something together. It shouldn't like that. It is actually really easy to do with Node.js. Let's give it a shot.

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filed under:  udp multicast dgram networking node