Alpaca P2P Prototype

Feature

• Node discovery.
• Connection by public key.
• NAT Traversal.

Technical Stack

• WebRTC
• STUN and TURN (ICE Framework)
• Cryptography

Prototype Protocol

bootstrap

• Find bootstrap server $B$.
• Use $B$ as ICE Server to bootstrap.
• Send http request to $B$ to inital connection.
• Bootstrap Kademlia

discovery

• Select some connectable nodes $Ns$
• Send WebRTC message to $Ns$.
• Recv CInfos from $Ns$.
• Try to connect them.