forked from prysmaticlabs/prysm
/
interfaces.go
59 lines (49 loc) · 1.55 KB
/
interfaces.go
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package p2p
import (
"context"
"github.com/gogo/protobuf/proto"
"github.com/libp2p/go-libp2p-core/network"
"github.com/libp2p/go-libp2p-core/peer"
pubsub "github.com/libp2p/go-libp2p-pubsub"
"github.com/prysmaticlabs/prysm/beacon-chain/p2p/encoder"
)
// P2P represents the full p2p interface composed of all of the sub-interfaces.
type P2P interface {
Broadcaster
SetStreamHandler
EncodingProvider
PubSubProvider
PeerManager
Sender
ConnectionHandler
}
// Broadcaster broadcasts messages to peers over the p2p pubsub protocol.
type Broadcaster interface {
Broadcast(context.Context, proto.Message) error
}
// SetStreamHandler configures p2p to handle streams of a certain topic ID.
type SetStreamHandler interface {
SetStreamHandler(topic string, handler network.StreamHandler)
}
// ConnectionHandler configures p2p to handle connections with a peer.
type ConnectionHandler interface {
AddConnectionHandler(f func(ctx context.Context, id peer.ID) error)
AddDisconnectionHandler(f func(ctx context.Context, id peer.ID) error)
}
// EncodingProvider provides p2p network encoding.
type EncodingProvider interface {
Encoding() encoder.NetworkEncoding
}
// PubSubProvider provides the p2p pubsub protocol.
type PubSubProvider interface {
PubSub() *pubsub.PubSub
}
// PeerManager abstracts some peer management methods from libp2p.
type PeerManager interface {
Disconnect(peer.ID) error
PeerID() peer.ID
}
// Sender abstracts the sending functionality from libp2p.
type Sender interface {
Send(context.Context, interface{}, peer.ID) (network.Stream, error)
}