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Add implementations and definitions of floodsub and gossipsub #68

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Add implementations and definitions of floodsub and gossipsub #68

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Add implementations and definitions of floodsub and gossipsub
jamesray1 Jun 6, 2018
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Add gerbil-gossipsub
jamesray1 Jun 28, 2018
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11 changes: 11 additions & 0 deletions pubsub/README.md
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Expand Up @@ -16,6 +16,8 @@ You can find information about the PubSub research and notes in the following re
- https://github.com/libp2p/research-pubsub
- https://github.com/libp2p/pubsub-notes

Floodsub is a preliminary version of pubsub, and involves a host (a peer that can send and receive messages) flooding or broadcasting a message to all peers in the network, while gossipsub is a later version that involves broadcasting a message to a list of peers, and receiving messages of a subscribed topic from a list of peers. Implementations are listed below.

## The RPC

All communication between peers happens in the form of exchanging protobuf RPC
Expand Down Expand Up @@ -167,3 +169,12 @@ Web Of Trust publishing. Messages are encrypted with some certificate or
certificate chain shared amongst trusted peers. (Spec writer's note: this is the
least clearly defined option and my description here may be wildly incorrect,
needs checking).

## Implementations

Implementations of pubsub as floodsub and gossipsub include:

- [go-libp2p-floodsub](https://github.com/libp2p/go-floodsub/); also see [this issue](https://github.com/libp2p/go-floodsub/issues/77) for context; and [this PR](https://github.com/libp2p/go-floodsub/pull/67) for gossipsub;
- [gerbil-gossipsub](https://github.com/vyzo/gerbil-simsub): the first implementation of gossipsub;
- [rust-libp2p-floodsub](https://github.com/libp2p/rust-libp2p/tree/master/floodsub); research and work is in progress on gossipsub by @jamesray1 with Drops of Diamond; and
- [js-libp2p-floodsub](http://github.com/libp2p/js-libp2p-floodsub).