webRTC-connect.seqdiag

title: WebRTC Peer Connection Flow
Note over Caller: localConn = new RTCPeerConnection(serverConfig);
Note over Caller: create local data channel
Note over Caller: create offer
Note over Caller: set local desc offer
Note over Caller: gather ICE candidates

Note over Callee: localConn = new RTCPeerConnection(serverConfig);

Caller -> Callee: Send offer
Note over Callee: set data channel w/ ondatachannel event


Note over Callee: set remote desc with offer
Note over Callee: create answer
Note over Callee: set local desc with answer
Note over Callee: gather ICE candidates

Callee -> Caller: Send answer

Note over Caller: Set remote desc with answer

Note right of Caller: Connection opened!

Caller -> Callee: Send message over data channel
Callee -> Caller: Send message over data channel