Method BestPeer

protocols/cpc/peer.go:539–553

BestPeer retrieves the known peer with the currently highest total difficulty.

()

// BestPeer retrieves the known peer with the currently highest total difficulty.
func (ps *peerSet) BestPeer() *peer {
	ps.lock.RLock()
	defer ps.lock.RUnlock()

	var (
		bestPeer *peer
		bestHt   *big.Int
	)
	for _, p := range ps.peers {
		if _, ht := p.Head(); bestPeer == nil || ht.Cmp(bestHt) > 0 {
			bestPeer, bestHt = p, ht
		}
	}
	return bestPeer
}

// Close disconnects all peers.
// No new peers can be registered after Close has returned.