consensus

package
v0.0.2 Latest Latest
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This package is not in the latest version of its module.

 Go to latest Published: Oct 31, 2023 License: GPL-3.0 Imports: 13 Imported by: 0

Documentation

Index

Constants

View Source 
const BlsConsensusType = "bls"

BlsConsensusType specifies the signature scheme used in the consensus

Variables

View Source 
var (
	ErrInvalidLengthMessage        = fmt.Errorf("proto: negative length found during unmarshaling")
	ErrIntOverflowMessage          = fmt.Errorf("proto: integer overflow")
	ErrUnexpectedEndOfGroupMessage = fmt.Errorf("proto: unexpected end of group")
)

Functions

This section is empty.

Types

type BroadcastMessenger 

type BroadcastMessenger interface {
	BroadcastBlock(data.BodyHandler, data.HeaderHandler) error
	BroadcastHeader(data.HeaderHandler) error
	BroadcastMiniBlocks(map[uint32][]byte) error
	BroadcastTransactions(map[string][][]byte) error
	BroadcastConsensusMessage(*Message) error
	BroadcastBlockDataLeader(header data.HeaderHandler, miniBlocks map[uint32][]byte, transactions map[string][][]byte) error
	PrepareBroadcastHeaderValidator(header data.HeaderHandler, miniBlocks map[uint32][]byte, transactions map[string][][]byte, order int)
	PrepareBroadcastBlockDataValidator(header data.HeaderHandler, miniBlocks map[uint32][]byte, transactions map[string][][]byte, idx int)
	IsInterfaceNil() bool
}

BroadcastMessenger defines the behaviour of the broadcast messages by the consensus group

type ChronologyHandler 

type ChronologyHandler interface {
	Close() error
	AddSubround(SubroundHandler)
	RemoveAllSubrounds()
	// StartRounds starts rounds in a sequential manner, one after the other
	StartRounds()
	IsInterfaceNil() bool
}

ChronologyHandler defines the actions which should be handled by a chronology implementation

type HeadersPoolSubscriber 

type HeadersPoolSubscriber interface {
	RegisterHandler(handler func(headerHandler data.HeaderHandler, headerHash []byte))
	IsInterfaceNil() bool
}

HeadersPoolSubscriber can subscribe for notifications when a new block header is added to the headers pool

type InterceptorSubscriber 

type InterceptorSubscriber interface {
	RegisterHandler(handler func(toShard uint32, data []byte))
	IsInterfaceNil() bool
}

InterceptorSubscriber can subscribe for notifications when data is received by an interceptor

type Message 

type Message struct {
	BlockHeaderHash    []byte `protobuf:"bytes,1,opt,name=BlockHeaderHash,proto3" json:"BlockHeaderHash,omitempty"`
	SignatureShare     []byte `protobuf:"bytes,2,opt,name=SignatureShare,proto3" json:"SignatureShare,omitempty"`
	Body               []byte `protobuf:"bytes,3,opt,name=Body,proto3" json:"Body,omitempty"`
	Header             []byte `protobuf:"bytes,4,opt,name=Header,proto3" json:"Header,omitempty"`
	PubKey             []byte `protobuf:"bytes,5,opt,name=PubKey,proto3" json:"PubKey,omitempty"`
	Signature          []byte `protobuf:"bytes,6,opt,name=Signature,proto3" json:"Signature,omitempty"`
	MsgType            int64  `protobuf:"varint,7,opt,name=MsgType,proto3" json:"MsgType,omitempty"`
	RoundIndex         int64  `protobuf:"varint,8,opt,name=RoundIndex,proto3" json:"RoundIndex,omitempty"`
	ChainID            []byte `protobuf:"bytes,9,opt,name=ChainID,proto3" json:"ChainID,omitempty"`
	PubKeysBitmap      []byte `protobuf:"bytes,10,opt,name=PubKeysBitmap,proto3" json:"PubKeysBitmap,omitempty"`
	AggregateSignature []byte `protobuf:"bytes,11,opt,name=AggregateSignature,proto3" json:"AggregateSignature,omitempty"`
	LeaderSignature    []byte `protobuf:"bytes,12,opt,name=LeaderSignature,proto3" json:"LeaderSignature,omitempty"`
	OriginatorPid      []byte `protobuf:"bytes,13,opt,name=OriginatorPid,proto3" json:"OriginatorPid,omitempty"`
}

Message defines the data needed by spos to communicate between nodes over network in all subrounds

func NewConsensusMessage 

func NewConsensusMessage(
	blHeaderHash []byte,
	signatureShare []byte,
	body []byte,
	header []byte,
	pubKey []byte,
	sig []byte,
	msg int,
	roundIndex int64,
	chainID []byte,
	pubKeysBitmap []byte,
	aggregateSignature []byte,
	leaderSignature []byte,
	currentPid core.PeerID,
) *Message

NewConsensusMessage creates a new Message object

func (*Message) Descriptor 

func (*Message) Descriptor() ([]byte, []int)

func (*Message) Equal 

func (this *Message) Equal(that interface{}) bool

func (*Message) GetAggregateSignature 

func (m *Message) GetAggregateSignature() []byte

func (*Message) GetBlockHeaderHash 

func (m *Message) GetBlockHeaderHash() []byte

func (*Message) GetBody 

func (m *Message) GetBody() []byte

func (*Message) GetChainID 

func (m *Message) GetChainID() []byte

func (*Message) GetHeader 

func (m *Message) GetHeader() []byte

func (*Message) GetLeaderSignature 

func (m *Message) GetLeaderSignature() []byte

func (*Message) GetMsgType 

func (m *Message) GetMsgType() int64

func (*Message) GetOriginatorPid 

func (m *Message) GetOriginatorPid() []byte

func (*Message) GetPubKey 

func (m *Message) GetPubKey() []byte

func (*Message) GetPubKeysBitmap 

func (m *Message) GetPubKeysBitmap() []byte

func (*Message) GetRoundIndex 

func (m *Message) GetRoundIndex() int64

func (*Message) GetSignature 

func (m *Message) GetSignature() []byte

func (*Message) GetSignatureShare 

func (m *Message) GetSignatureShare() []byte

func (*Message) GoString 

func (this *Message) GoString() string

func (*Message) Marshal 

func (m *Message) Marshal() (dAtA []byte, err error)

func (*Message) MarshalTo 

func (m *Message) MarshalTo(dAtA []byte) (int, error)

func (*Message) MarshalToSizedBuffer 

func (m *Message) MarshalToSizedBuffer(dAtA []byte) (int, error)

func (*Message) ProtoMessage 

func (*Message) ProtoMessage()

func (*Message) Reset 

func (m *Message) Reset()

func (*Message) Size 

func (m *Message) Size() (n int)

func (*Message) String 

func (this *Message) String() string

func (*Message) Unmarshal 

func (m *Message) Unmarshal(dAtA []byte) error

func (*Message) XXX_DiscardUnknown 

func (m *Message) XXX_DiscardUnknown()

func (*Message) XXX_Marshal 

func (m *Message) XXX_Marshal(b []byte, deterministic bool) ([]byte, error)

func (*Message) XXX_Merge 

func (m *Message) XXX_Merge(src proto.Message)

func (*Message) XXX_Size 

func (m *Message) XXX_Size() int

func (*Message) XXX_Unmarshal 

func (m *Message) XXX_Unmarshal(b []byte) error

type MessageType 

type MessageType int

MessageType specifies what type of message was received

type NetworkShardingCollector 

type NetworkShardingCollector interface {
	UpdatePeerIdPublicKey(pid core.PeerID, pk []byte)
	UpdatePublicKeyShardId(pk []byte, shardId uint32)
	UpdatePeerIdShardId(pid core.PeerID, shardId uint32)
	GetPeerInfo(pid core.PeerID) core.P2PPeerInfo
	IsInterfaceNil() bool
}

NetworkShardingCollector defines the updating methods used by the network sharding component The interface assures that the collected data will be used by the p2p network sharding components

type P2PAntifloodHandler 

type P2PAntifloodHandler interface {
	CanProcessMessage(message p2p.MessageP2P, fromConnectedPeer core.PeerID) error
	CanProcessMessagesOnTopic(peer core.PeerID, topic string, numMessages uint32, totalSize uint64, sequence []byte) error
	ResetForTopic(topic string)
	SetMaxMessagesForTopic(topic string, maxNum uint32)
	BlacklistPeer(peer core.PeerID, reason string, duration time.Duration)
	IsInterfaceNil() bool
}

P2PAntifloodHandler defines the behavior of a component able to signal that the system is too busy (or flooded) processing p2p messages

type P2PMessenger 

type P2PMessenger interface {
	Broadcast(topic string, buff []byte)
	IsInterfaceNil() bool
}

P2PMessenger defines a subset of the p2p.Messenger interface

type PeerHonestyHandler 

type PeerHonestyHandler interface {
	ChangeScore(pk string, topic string, units int)
	IsInterfaceNil() bool
}

PeerHonestyHandler defines the behaivour of a component able to handle/monitor the peer honesty of nodes which are participating in consensus

type Rounder 

type Rounder interface {
	Index() int64
	BeforeGenesis() bool
	// UpdateRound updates the index and the time stamp of the round depending of the genesis time and the current time given
	UpdateRound(time.Time, time.Time)
	TimeStamp() time.Time
	TimeDuration() time.Duration
	RemainingTime(startTime time.Time, maxTime time.Duration) time.Duration
	IsInterfaceNil() bool
}

Rounder defines the actions which should be handled by a round implementation

type SubroundHandler 

type SubroundHandler interface {
	// DoWork implements of the subround's job
	DoWork(rounder Rounder) bool
	// Previous returns the ID of the previous subround
	Previous() int
	// Next returns the ID of the next subround
	Next() int
	// Current returns the ID of the current subround
	Current() int
	// StartTime returns the start time, in the rounder time, of the current subround
	StartTime() int64
	// EndTime returns the top limit time, in the rounder time, of the current subround
	EndTime() int64
	// Name returns the name of the current rounder
	Name() string
	// ConsensusChannel returns the consensus channel
	ConsensusChannel() chan bool
	// IsInterfaceNil returns true if there is no value under the interface
	IsInterfaceNil() bool
}

SubroundHandler defines the actions which should be handled by a subround implementation

Source Files

View all Source files

Directories

Path Synopsis
bls
sposFactory

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