p2pserver

package
v1.8.1-alpha.3 Latest Latest
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 Go to latest Published: Nov 13, 2019 License: LGPL-3.0 Imports: 26 Imported by: 10

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Index

Constants

View Source 
const (
	SYNC_MAX_HEADER_FORWARD_SIZE = 5000       //keep CurrentHeaderHeight - CurrentBlockHeight <= SYNC_MAX_HEADER_FORWARD_SIZE
	SYNC_MAX_FLIGHT_HEADER_SIZE  = 1          //Number of headers on flight
	SYNC_MAX_FLIGHT_BLOCK_SIZE   = 50         //Number of blocks on flight
	SYNC_MAX_BLOCK_CACHE_SIZE    = 500        //Cache size of block wait to commit to ledger
	SYNC_HEADER_REQUEST_TIMEOUT  = 2          //s, Request header timeout time. If header haven't receive after SYNC_HEADER_REQUEST_TIMEOUT second, retry
	SYNC_BLOCK_REQUEST_TIMEOUT   = 2          //s, Request block timeout time. If block haven't received after SYNC_BLOCK_REQUEST_TIMEOUT second, retry
	SYNC_NEXT_BLOCK_TIMES        = 3          //Request times of next height block
	SYNC_NEXT_BLOCKS_HEIGHT      = 2          //for current block height plus next
	SYNC_NODE_RECORD_SPEED_CNT   = 3          //Record speed count for accuracy
	SYNC_NODE_RECORD_TIME_CNT    = 3          //Record request time  for accuracy
	SYNC_NODE_SPEED_INIT         = 100 * 1024 //Init a big speed (100MB/s) for every node in first round
	SYNC_MAX_ERROR_RESP_TIMES    = 5          //Max error headers/blocks response times, if reaches, delete it
	SYNC_MAX_HEIGHT_OFFSET       = 5          //Offset of the max height and current height
)

Variables

This section is empty.

Functions

This section is empty.

Types

type BlockCache added in v1.8.1 

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

func NewBlockCache added in v1.8.1 

func NewBlockCache() *BlockCache

type BlockInfo added in v1.0.2 

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

BlockInfo is used for saving block information in cache

type BlockSyncMgr 

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

BlockSyncMgr is the manager class to deal with block sync

func NewBlockSyncMgr 

func NewBlockSyncMgr(server *P2PServer) *BlockSyncMgr

NewBlockSyncMgr return a BlockSyncMgr instance

func (*BlockSyncMgr) Close 

func (this *BlockSyncMgr) Close()

Stop to sync

func (*BlockSyncMgr) OnAddNode 

func (this *BlockSyncMgr) OnAddNode(nodeId uint64)

OnAddNode to node list when a new node added

func (*BlockSyncMgr) OnBlockReceive 

func (this *BlockSyncMgr) OnBlockReceive(fromID uint64, blockSize uint32, block *types.Block,
	merkleRoot common.Uint256)

OnBlockReceive receive block from net

func (*BlockSyncMgr) OnDelNode 

func (this *BlockSyncMgr) OnDelNode(nodeId uint64)

OnDelNode remove from node list. When the node disconnect

func (*BlockSyncMgr) OnHeaderReceive 

func (this *BlockSyncMgr) OnHeaderReceive(fromID uint64, headers []*types.Header)

OnHeaderReceive receive header from net

func (*BlockSyncMgr) Start 

func (this *BlockSyncMgr) Start()

Start to sync

type NodeWeight added in v1.0.2 

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

NodeWeight record some params of node, using for sort

func NewNodeWeight added in v1.0.2 

func NewNodeWeight(id uint64) *NodeWeight

NewNodeWeight new a nodeweight

func (*NodeWeight) AddErrorRespCnt added in v1.0.2 

func (this *NodeWeight) AddErrorRespCnt()

AddErrorRespCnt incre receive error header/block count

func (*NodeWeight) AddTimeoutCnt added in v1.0.2 

func (this *NodeWeight) AddTimeoutCnt()

AddTimeoutCnt incre timeout count

func (*NodeWeight) AppendNewReqtime added in v1.0.2 

func (this *NodeWeight) AppendNewReqtime()

AppendNewReqTime append new request time

func (*NodeWeight) AppendNewSpeed added in v1.0.2 

func (this *NodeWeight) AppendNewSpeed(s float32)

addNewSpeed apend the new speed to tail, remove the oldest one

func (*NodeWeight) GetErrorRespCnt added in v1.0.2 

func (this *NodeWeight) GetErrorRespCnt() int

GetErrorRespCnt get the error response count

func (*NodeWeight) Weight added in v1.0.2 

func (this *NodeWeight) Weight() float32

Weight calculate node's weight for sort. Highest weight node will be accessed first for next request.

type NodeWeights added in v1.0.2 

type NodeWeights []*NodeWeight

NodeWeights implement sorting

func (NodeWeights) Len added in v1.0.2 

func (nws NodeWeights) Len() int

func (NodeWeights) Less added in v1.0.2 

func (nws NodeWeights) Less(i, j int) bool

func (NodeWeights) Swap added in v1.0.2 

func (nws NodeWeights) Swap(i, j int)

type P2PServer 

type P2PServer struct {
	ReconnectAddrs
	// contains filtered or unexported fields
}

P2PServer control all network activities

func NewServer 

func NewServer() *P2PServer

NewServer return a new p2pserver according to the pubkey

func (*P2PServer) GetConnectionCnt 

func (this *P2PServer) GetConnectionCnt() uint32

GetConnectionCnt return the established connect count

func (*P2PServer) GetConnectionState 

func (this *P2PServer) GetConnectionState() uint32

Todo: remove it if no use

func (*P2PServer) GetID 

func (this *P2PServer) GetID() uint64

GetID returns local node id

func (*P2PServer) GetNeighborAddrs 

func (this *P2PServer) GetNeighborAddrs() []common.PeerAddr

GetNeighborAddrs return all nbr`s address

func (*P2PServer) GetNetWork 

func (this *P2PServer) GetNetWork() p2pnet.P2P

GetNetWork returns the low level netserver

func (*P2PServer) GetPID 

func (this *P2PServer) GetPID() *evtActor.PID

GetPID returns p2p actor

func (*P2PServer) GetPort 

func (this *P2PServer) GetPort() uint16

GetPort return two network port

func (*P2PServer) GetTime 

func (this *P2PServer) GetTime() int64

GetTime return lastet contact time

func (*P2PServer) GetVersion 

func (this *P2PServer) GetVersion() uint32

GetVersion return self version

func (*P2PServer) OnAddNode 

func (this *P2PServer) OnAddNode(id uint64)

OnAddNode adds the peer id to the block sync mgr

func (*P2PServer) OnBlockReceive 

func (this *P2PServer) OnBlockReceive(fromID uint64, blockSize uint32,
	block *types.Block, merkleRoot comm.Uint256)

OnBlockReceive adds the block from network

func (*P2PServer) OnDelNode 

func (this *P2PServer) OnDelNode(id uint64)

OnDelNode removes the peer id from the block sync mgr

func (*P2PServer) OnHeaderReceive 

func (this *P2PServer) OnHeaderReceive(fromID uint64, headers []*types.Header)

OnHeaderReceive adds the header list from network

func (*P2PServer) Send 

func (this *P2PServer) Send(p *peer.Peer, msg msgtypes.Message,
	isConsensus bool) error

Send tranfer buffer to peer

func (*P2PServer) SetPID 

func (this *P2PServer) SetPID(pid *evtActor.PID)

SetPID sets p2p actor

func (*P2PServer) Start 

func (this *P2PServer) Start() error

Start create all services

func (*P2PServer) Stop 

func (this *P2PServer) Stop()

Stop halt all service by send signal to channels

func (*P2PServer) WaitForPeersStart 

func (this *P2PServer) WaitForPeersStart()

WaitForPeersStart check whether enough peer linked in loop

func (*P2PServer) WaitForSyncBlkFinish 

func (this *P2PServer) WaitForSyncBlkFinish()

WaitForSyncBlkFinish compare the height of self and remote peer in loop

func (*P2PServer) Xmit 

func (this *P2PServer) Xmit(message interface{}) error

Xmit called by other module to broadcast msg

type ReconnectAddrs 

type ReconnectAddrs struct {
	sync.RWMutex
	RetryAddrs map[string]int
}

ReconnectAddrs contain addr need to reconnect

type SyncFlightInfo 

type SyncFlightInfo struct {
	Height uint32 //BlockHeight of HeaderHeight
	// contains filtered or unexported fields
}

SyncFlightInfo record the info of fight object(header or block)

func NewSyncFlightInfo 

func NewSyncFlightInfo(height uint32, nodeId uint64) *SyncFlightInfo

NewSyncFlightInfo return a new SyncFlightInfo instance

func (*SyncFlightInfo) GetFailedTimes 

func (this *SyncFlightInfo) GetFailedTimes(nodeId uint64) int

GetFailedTimes return failed times of a node

func (*SyncFlightInfo) GetNodeId 

func (this *SyncFlightInfo) GetNodeId() uint64

GetNodeId return current node id for sending msg

func (*SyncFlightInfo) GetStartTime 

func (this *SyncFlightInfo) GetStartTime() time.Time

GetStartTime return the start time of request

func (*SyncFlightInfo) GetTotalFailedTimes 

func (this *SyncFlightInfo) GetTotalFailedTimes() int

GetTotalFailedTimes return the total failed times of request

func (*SyncFlightInfo) MarkFailedNode 

func (this *SyncFlightInfo) MarkFailedNode()

MarkFailedNode mark node failed, after request timeout

func (*SyncFlightInfo) ResetStartTime 

func (this *SyncFlightInfo) ResetStartTime()

ResetStartTime

func (*SyncFlightInfo) SetNodeId 

func (this *SyncFlightInfo) SetNodeId(nodeId uint64)

SetNodeId set a new node id

Source Files

View all Source files

Directories

Path Synopsis
actor
req
server
* Copyright (C) 2018 The ontology Authors * This file is part of The ontology library.
 * Copyright (C) 2018 The ontology Authors * This file is part of The ontology library.
set
message
msg_pack
types
utils
net
netserver
protocol
Package p2p provides an network interface
 Package p2p provides an network interface

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