p2p

package
v0.0.0-...-3da4c06 Latest Latest
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 Go to latest Published: Jun 16, 2022 License: LGPL-3.0 Imports: 28 Imported by: 0

Documentation

Overview

package p2p

Index

Constants

View Source 
const (
	// SetAsideForConsensus set the number of active validation goroutines for the consensus topic
	SetAsideForConsensus = 1 << 13
	// SetAsideOtherwise set the number of active validation goroutines for other topic
	SetAsideOtherwise = 1 << 11
	// MaxMessageHandlers ..
	MaxMessageHandlers = SetAsideForConsensus + SetAsideOtherwise
	// MaxMessageSize is 2Mb
	MaxMessageSize = 1 << 21
)

Variables

This section is empty.

Functions

func ConstructMessage 

func ConstructMessage(content []byte) []byte

ConstructMessage constructs the p2p message as [messageType, contentSize, content]

Types

type ConnectCallback 

type ConnectCallback func(net libp2p_network.Network, conn libp2p_network.Conn) error

type Counter 

type Counter struct {
	*metrics.BandwidthCounter
}

Counter is a wrapper around a metrics.BandwidthCounter that meters both the inbound and outbound network traffic.

func (*Counter) LogRecvMessage 

func (c *Counter) LogRecvMessage(size int64)

func (*Counter) LogSentMessage 

func (c *Counter) LogSentMessage(size int64)

type DisconnectCallback 

type DisconnectCallback func(conn libp2p_network.Conn) error

type Host 

type Host interface {
	Start() error
	Close() error
	GetSelfPeer() Peer
	AddPeer(*Peer) error
	GetID() libp2p_peer.ID
	GetP2PHost() libp2p_host.Host
	GetDiscovery() discovery.Discovery
	GetPeerCount() int
	ConnectHostPeer(Peer) error
	// AddStreamProtocol add the given protocol
	AddStreamProtocol(protocols ...sttypes.Protocol)
	// SendMessageToGroups sends a message to one or more multicast groups.
	SendMessageToGroups(groups []nodeconfig.GroupID, msg []byte) error
	PubSub() *libp2p_pubsub.PubSub
	C() (int, int, int)
	GetOrJoin(topic string) (*libp2p_pubsub.Topic, error)
	ListPeer(topic string) []libp2p_peer.ID
	ListTopic() []string
	ListBlockedPeer() []libp2p_peer.ID
}

Host is the client + server in p2p network.

func NewHost 

func NewHost(cfg HostConfig) (Host, error)

NewHost ..

type HostConfig 

type HostConfig struct {
	Self                 *Peer
	BLSKey               libp2p_crypto.PrivKey
	BootNodes            []string
	DataStoreFile        *string
	DiscConcurrency      int
	MaxConnPerIP         int
	DisablePrivateIPScan bool
}

HostConfig is the config structure to create a new host

type HostV2 

type HostV2 struct {
	// contains filtered or unexported fields
}

HostV2 is the version 2 p2p host

func (*HostV2) AddPeer 

func (host *HostV2) AddPeer(p *Peer) error

AddPeer add p2p.Peer into Peerstore

func (*HostV2) AddStreamProtocol 

func (host *HostV2) AddStreamProtocol(protocols ...sttypes.Protocol)

AddStreamProtocol adds the stream protocols to the host to be started and closed when the host starts or close

func (*HostV2) C 

func (host *HostV2) C() (int, int, int)

C .. -> (total known peers, connected, not connected)

func (*HostV2) Close 

func (host *HostV2) Close() error

Close close the HostV2

func (*HostV2) ClosedStream 

func (host *HostV2) ClosedStream(net libp2p_network.Network, stream libp2p_network.Stream)

called when a stream closed

func (*HostV2) ConnectHostPeer 

func (host *HostV2) ConnectHostPeer(peer Peer) error

ConnectHostPeer connects to peer host

func (*HostV2) Connected 

func (host *HostV2) Connected(net libp2p_network.Network, conn libp2p_network.Conn)

called when a connection opened

func (*HostV2) Disconnected 

func (host *HostV2) Disconnected(net libp2p_network.Network, conn libp2p_network.Conn)

called when a connection closed

func (*HostV2) GetDiscovery 

func (host *HostV2) GetDiscovery() discovery.Discovery

GetDiscovery returns the underlying discovery

func (*HostV2) GetID 

func (host *HostV2) GetID() libp2p_peer.ID

GetID returns ID.Pretty

func (*HostV2) GetOrJoin 

func (host *HostV2) GetOrJoin(topic string) (*libp2p_pubsub.Topic, error)

GetOrJoin ..

func (*HostV2) GetP2PHost 

func (host *HostV2) GetP2PHost() libp2p_host.Host

GetP2PHost returns the p2p.Host

func (*HostV2) GetPeerCount 

func (host *HostV2) GetPeerCount() int

GetPeerCount ...

func (*HostV2) GetSelfPeer 

func (host *HostV2) GetSelfPeer() Peer

GetSelfPeer gets self peer

func (*HostV2) ListBlockedPeer 

func (host *HostV2) ListBlockedPeer() []libp2p_peer.ID

ListBlockedPeer returns list of blocked peer

func (*HostV2) ListPeer 

func (host *HostV2) ListPeer(topic string) []libp2p_peer.ID

ListPeer returns list of peers in a topic

func (*HostV2) ListTopic 

func (host *HostV2) ListTopic() []string

ListTopic returns the list of topic the node subscribed

func (*HostV2) Listen 

func (host *HostV2) Listen(net libp2p_network.Network, addr ma.Multiaddr)

called when network starts listening on an addr

func (*HostV2) ListenClose 

func (host *HostV2) ListenClose(net libp2p_network.Network, addr ma.Multiaddr)

called when network stops listening on an addr

func (*HostV2) OpenedStream 

func (host *HostV2) OpenedStream(net libp2p_network.Network, stream libp2p_network.Stream)

called when a stream opened

func (*HostV2) Peerstore 

func (host *HostV2) Peerstore() libp2p_peerstore.Peerstore

Peerstore returns the peer store

func (*HostV2) PubSub 

func (host *HostV2) PubSub() *libp2p_pubsub.PubSub

PubSub ..

func (*HostV2) SendMessageToGroups 

func (host *HostV2) SendMessageToGroups(groups []nodeconfig.GroupID, msg []byte) (err error)

SendMessageToGroups sends a message to one or more multicast groups. It returns a nil error if and only if it has succeeded to schedule the given message for sending.

func (*HostV2) SetConnectCallback 

func (host *HostV2) SetConnectCallback(callback ConnectCallback)

func (*HostV2) SetDisconnectCallback 

func (host *HostV2) SetDisconnectCallback(callback DisconnectCallback)

func (*HostV2) Start 

func (host *HostV2) Start() error

Start start the HostV2 discovery process TODO: move PubSub start handling logic here

type NamedTopic 

type NamedTopic struct {
	Name  string
	Topic *libp2p_pubsub.Topic
}

NamedTopic represents pubsub topic Name is the human readable topic, groupID

type Peer 

type Peer struct {
	IP              string         // IP address of the peer
	Port            string         // Port number of the peer
	ConsensusPubKey *bls.PublicKey // Public key of the peer, used for consensus signing
	Addrs           []ma.Multiaddr // MultiAddress of the peer
	PeerID          libp2p_peer.ID // PeerID, the pubkey for communication
}

Peer is the object for a p2p peer (node)

Source Files

View all Source files

Directories

Path Synopsis
stream
common/ratelimiter
common/requestmanager
common/streammanager
protocols/sync
protocols/sync/message
types

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