NewNoop creates a Noop struct.

NewStandalone creates a Standalone struct.

ErrNotImplemented indicates the method is not implemented yet.

ConsensusMetrics contains consensus metrics to expose.

Noop is the consensus scheme that does NOT create blocks.

Standalone is the consensus scheme that periodically create blocks.

Scheme is the interface that consensus schemes should implement.

Broadcast sends a broadcast message to the whole network.

BroadcastCB defines the callback to publish the consensus result.

ConsensusDoneCB defines the callback when consensus is reached.

CreateBlockCB defines the callback to create a new block.

TellPeerCB defines the callback to tell (which is a unicast) message to peers on P2P network.