block

package
v2.0.6-rc2 Latest Latest
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 Go to latest Published: Oct 28, 2024 License: Apache-2.0 Imports: 19 Imported by: 0

Documentation

Index

Constants

This section is empty.

Variables

View Source 
var (
	ErrTxRootMismatch      = errors.New("transaction merkle root does not match")
	ErrDeltaStateMismatch  = errors.New("delta state digest doesn't match")
	ErrReceiptRootMismatch = errors.New("receipt root hash does not match")
)

Errors

Functions

func DeserializeBlockStoresPb 

func DeserializeBlockStoresPb(buf []byte) (*iotextypes.BlockStores, error)

DeserializeBlockStoresPb decode byte stream into BlockStores pb message

func DeserializeSystemLogPb 

func DeserializeSystemLogPb(buf []byte) (*iotextypes.TransactionLogs, error)

DeserializeSystemLogPb parse the byte stream into TransactionLogs Pb message

func GenesisHash 

func GenesisHash() hash.Hash256

GenesisHash returns the genesis block's hash

func LoadGenesisHash 

func LoadGenesisHash(g *genesis.Genesis)

LoadGenesisHash is done once to compute and save the genesis'es hash

Types

type BlkTransactionLog 

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

BlkTransactionLog is transaction log in one block

func (*BlkTransactionLog) Serialize 

func (log *BlkTransactionLog) Serialize() []byte

Serialize returns a serialized byte stream for BlkTransactionLog

type Block 

type Block struct {
	Header
	Body
	Footer

	// TODO: move receipts out of block struct
	Receipts []*action.Receipt
}

Block defines the struct of block

func GenesisBlock 

func GenesisBlock() *Block

GenesisBlock returns the genesis block

func NewBlockDeprecated 

func NewBlockDeprecated(
	chainID uint32,
	height uint64,
	prevBlockHash hash.Hash256,
	timestamp time.Time,
	producer crypto.PublicKey,
	actions []*action.SealedEnvelope,
) *Block

NewBlockDeprecated returns a new block This method is deprecated. Only used in old tests.

func (*Block) ActionByHash 

func (b *Block) ActionByHash(h hash.Hash256) (*action.SealedEnvelope, uint32, error)

ActionByHash returns the action of a given hash

func (*Block) ConvertToBlockPb 

func (b *Block) ConvertToBlockPb() *iotextypes.Block

ConvertToBlockPb converts Block to Block

func (*Block) Finalize 

func (b *Block) Finalize(endorsements []*endorsement.Endorsement, ts time.Time) error

Finalize creates a footer for the block

func (*Block) RunnableActions 

func (b *Block) RunnableActions() RunnableActions

RunnableActions abstructs RunnableActions from a Block.

func (*Block) Serialize 

func (b *Block) Serialize() ([]byte, error)

Serialize returns the serialized byte stream of the block

func (*Block) TransactionLog 

func (b *Block) TransactionLog() *BlkTransactionLog

TransactionLog returns transaction logs in the block

func (*Block) VerifyTxRoot 

func (b *Block) VerifyTxRoot() error

VerifyTxRoot verifies the transaction root hash

type Body 

type Body struct {
	Actions []*action.SealedEnvelope
}

Body defines the struct of body

func (*Body) CalculateTransferAmount 

func (b *Body) CalculateTransferAmount() *big.Int

CalculateTransferAmount returns the calculated transfer amount in this block.

func (*Body) CalculateTxRoot 

func (b *Body) CalculateTxRoot() (hash.Hash256, error)

CalculateTxRoot returns the Merkle root of all txs and actions in this block.

func (*Body) Proto 

func (b *Body) Proto() *iotextypes.BlockBody

Proto converts Body to Protobuf

func (*Body) Serialize 

func (b *Body) Serialize() ([]byte, error)

Serialize returns the serialized byte stream of the block

type Builder 

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

Builder is used to construct Block.

func NewBuilder 

func NewBuilder(ra RunnableActions) *Builder

NewBuilder creates a Builder.

func (*Builder) GetCurrentBlockHeader 

func (b *Builder) GetCurrentBlockHeader() Header

GetCurrentBlockHeader returns the current hash of Block Header Core

func (*Builder) SetDeltaStateDigest 

func (b *Builder) SetDeltaStateDigest(h hash.Hash256) *Builder

SetDeltaStateDigest sets the new delta state digest after running actions included in this building block

func (*Builder) SetHeight 

func (b *Builder) SetHeight(h uint64) *Builder

SetHeight sets the block height

func (*Builder) SetLogsBloom 

func (b *Builder) SetLogsBloom(f bloom.BloomFilter) *Builder

SetLogsBloom sets the logs bloom filter value after running actions included in this building block.

func (*Builder) SetPrevBlockHash 

func (b *Builder) SetPrevBlockHash(h hash.Hash256) *Builder

SetPrevBlockHash sets the previous block hash for block which is building.

func (*Builder) SetReceiptRoot 

func (b *Builder) SetReceiptRoot(h hash.Hash256) *Builder

SetReceiptRoot sets the receipt root after running actions included in this building block.

func (*Builder) SetReceipts 

func (b *Builder) SetReceipts(receipts []*action.Receipt) *Builder

SetReceipts sets the receipts after running actions included in this building block.

func (*Builder) SetTimestamp 

func (b *Builder) SetTimestamp(ts time.Time) *Builder

SetTimestamp sets the block timestamp

func (*Builder) SetVersion 

func (b *Builder) SetVersion(v uint32) *Builder

SetVersion sets the protocol version for block which is building.

func (*Builder) SignAndBuild 

func (b *Builder) SignAndBuild(signerPrvKey crypto.PrivateKey) (Block, error)

SignAndBuild signs and then builds a block.

type Deserializer 

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

Deserializer de-serializes a block

It's a wrapper to set certain parameters in order to correctly de-serialize a block Currently the parameter is EVM network ID for tx in web3 format, it is called like

blk, err := (&Deserializer{}).SetEvmNetworkID(id).FromBlockProto(pbBlock) blk, err := (&Deserializer{}).SetEvmNetworkID(id).DeserializeBlock(buf)

func NewDeserializer 

func NewDeserializer(evmNetworkID uint32) *Deserializer

NewDeserializer creates a new deserializer

func (*Deserializer) BlockFromBlockStoreProto 

func (bd *Deserializer) BlockFromBlockStoreProto(pb *iotextypes.BlockStore) (*Block, error)

func (*Deserializer) DeserializeBlock 

func (bd *Deserializer) DeserializeBlock(buf []byte) (*Block, error)

DeserializeBlock de-serializes a block

func (*Deserializer) DeserializeBlockStore 

func (bd *Deserializer) DeserializeBlockStore(buf []byte) (*Store, error)

DeserializeBlockStore de-serializes a block store

func (*Deserializer) DeserializeBody 

func (bd *Deserializer) DeserializeBody(buf []byte) (*Body, error)

DeserializeBody de-serializes a block body

func (*Deserializer) EvmNetworkID 

func (bd *Deserializer) EvmNetworkID() uint32

EvmNetworkID get evm network ID

func (*Deserializer) FromBlockProto 

func (bd *Deserializer) FromBlockProto(pbBlock *iotextypes.Block) (*Block, error)

FromBlockProto converts protobuf to block

func (*Deserializer) ReceiptsFromBlockStoreProto 

func (bd *Deserializer) ReceiptsFromBlockStoreProto(pb *iotextypes.BlockStore) ([]*action.Receipt, error)

func (*Deserializer) SetEvmNetworkID 

func (bd *Deserializer) SetEvmNetworkID(id uint32) *Deserializer

SetEvmNetworkID sets the evm network ID for web3 actions 

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

Footer defines a set of proof of this block

func (*Footer) CommitTime 

func (f *Footer) CommitTime() time.Time

CommitTime returns the timestamp the block was committed

func (*Footer) ConvertFromBlockFooterPb 

func (f *Footer) ConvertFromBlockFooterPb(pb *iotextypes.BlockFooter) error

ConvertFromBlockFooterPb converts BlockFooter to BlockFooter

func (*Footer) ConvertToBlockFooterPb 

func (f *Footer) ConvertToBlockFooterPb() (*iotextypes.BlockFooter, error)

ConvertToBlockFooterPb converts BlockFooter

func (*Footer) Deserialize 

func (f *Footer) Deserialize(buf []byte) error

Deserialize loads from the serialized byte stream

func (*Footer) Endorsements 

func (f *Footer) Endorsements() []*endorsement.Endorsement

Endorsements returns the number of commit endorsements froms delegates

func (*Footer) Serialize 

func (f *Footer) Serialize() ([]byte, error)

Serialize returns the serialized byte stream of the block footer 

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

Header defines the struct of block header make sure the variable type and order of this struct is same as "BlockHeaderPb" in blockchain.pb.go

func (*Header) BlockHeaderCoreProto 

func (h *Header) BlockHeaderCoreProto() *iotextypes.BlockHeaderCore

BlockHeaderCoreProto returns BlockHeaderCore proto.

func (*Header) DeltaStateDigest 

func (h *Header) DeltaStateDigest() hash.Hash256

DeltaStateDigest returns the delta sate digest after applying this block.

func (*Header) Deserialize 

func (h *Header) Deserialize(buf []byte) error

Deserialize loads from the serialized byte stream

func (*Header) HashBlock 

func (h *Header) HashBlock() hash.Hash256

HashBlock return the hash of this block (actually hash of block header)

func (*Header) HashHeader 

func (h *Header) HashHeader() hash.Hash256

HashHeader hashes the header

func (*Header) HashHeaderCore 

func (h *Header) HashHeaderCore() hash.Hash256

HashHeaderCore hahes the header core.

func (*Header) HeaderLogger 

func (h *Header) HeaderLogger(l *zap.Logger) *zap.Logger

HeaderLogger returns a new logger with block header fields' value.

func (*Header) Height 

func (h *Header) Height() uint64

Height returns the height of this block.

func (*Header) LoadFromBlockHeaderProto 

func (h *Header) LoadFromBlockHeaderProto(pb *iotextypes.BlockHeader) error

LoadFromBlockHeaderProto loads from protobuf

func (*Header) LogsBloomfilter 

func (h *Header) LogsBloomfilter() bloom.BloomFilter

LogsBloomfilter return the bloom filter for all contract log events

func (*Header) PrevHash 

func (h *Header) PrevHash() hash.Hash256

PrevHash returns the hash of prev block.

func (*Header) ProducerAddress 

func (h *Header) ProducerAddress() string

ProducerAddress returns the address of producer

func (*Header) Proto 

func (h *Header) Proto() *iotextypes.BlockHeader

Proto returns BlockHeader proto.

func (*Header) PublicKey 

func (h *Header) PublicKey() crypto.PublicKey

PublicKey returns the public key of this header.

func (*Header) ReceiptRoot 

func (h *Header) ReceiptRoot() hash.Hash256

ReceiptRoot returns the receipt root after apply this block

func (*Header) Serialize 

func (h *Header) Serialize() ([]byte, error)

Serialize returns the serialized byte stream of the block header

func (*Header) SerializeCore 

func (h *Header) SerializeCore() []byte

SerializeCore returns byte stream for header core.

func (*Header) Timestamp 

func (h *Header) Timestamp() time.Time

Timestamp returns the Timestamp of this block.

func (*Header) TxRoot 

func (h *Header) TxRoot() hash.Hash256

TxRoot returns the hash of all actions in this block.

func (*Header) VerifyDeltaStateDigest 

func (h *Header) VerifyDeltaStateDigest(digest hash.Hash256) bool

VerifyDeltaStateDigest verifies the delta state digest in header

func (*Header) VerifyReceiptRoot 

func (h *Header) VerifyReceiptRoot(root hash.Hash256) bool

VerifyReceiptRoot verifies the receipt root in header

func (*Header) VerifySignature 

func (h *Header) VerifySignature() bool

VerifySignature verifies the signature saved in block header

func (*Header) VerifyTransactionRoot 

func (h *Header) VerifyTransactionRoot(root hash.Hash256) bool

VerifyTransactionRoot verifies the delta state digest in header

func (*Header) Version 

func (h *Header) Version() uint32

Version returns the version of this block.

type RunnableActions 

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

RunnableActions is abstructed from block which contains information to execute all actions in a block.

func (RunnableActions) Actions 

func (ra RunnableActions) Actions() []*action.SealedEnvelope

Actions returns Actions.

func (RunnableActions) TxHash 

func (ra RunnableActions) TxHash() hash.Hash256

TxHash returns TxHash.

type RunnableActionsBuilder 

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

RunnableActionsBuilder is used to construct RunnableActions.

func NewRunnableActionsBuilder 

func NewRunnableActionsBuilder() *RunnableActionsBuilder

NewRunnableActionsBuilder creates a RunnableActionsBuilder.

func (*RunnableActionsBuilder) AddActions 

func (b *RunnableActionsBuilder) AddActions(acts ...*action.SealedEnvelope) *RunnableActionsBuilder

AddActions adds actions for block which is building.

func (*RunnableActionsBuilder) Build 

func (b *RunnableActionsBuilder) Build() RunnableActions

Build signs and then builds a block.

type Store 

type Store struct {
	Block    *Block
	Receipts []*action.Receipt
}

Store defines block storage schema

func (*Store) Serialize 

func (in *Store) Serialize() ([]byte, error)

Serialize returns the serialized byte stream of Store

func (*Store) ToProto 

func (in *Store) ToProto() *iotextypes.BlockStore

ToProto converts to proto message

type TestingBuilder 

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

TestingBuilder is used to construct Block.

func NewTestingBuilder 

func NewTestingBuilder() *TestingBuilder

NewTestingBuilder creates a Builder.

func (*TestingBuilder) AddActions 

func (b *TestingBuilder) AddActions(acts ...*action.SealedEnvelope) *TestingBuilder

AddActions adds actions for block which is building.

func (*TestingBuilder) SetHeight 

func (b *TestingBuilder) SetHeight(h uint64) *TestingBuilder

SetHeight sets the block height for block which is building.

func (*TestingBuilder) SetPrevBlockHash 

func (b *TestingBuilder) SetPrevBlockHash(h hash.Hash256) *TestingBuilder

SetPrevBlockHash sets the previous block hash for block which is building.

func (*TestingBuilder) SetReceipts 

func (b *TestingBuilder) SetReceipts(receipts []*action.Receipt) *TestingBuilder

SetReceipts sets the receipts after running actions included in this building block.

func (*TestingBuilder) SetTimeStamp 

func (b *TestingBuilder) SetTimeStamp(ts time.Time) *TestingBuilder

SetTimeStamp sets the time stamp for block which is building.

func (*TestingBuilder) SetVersion 

func (b *TestingBuilder) SetVersion(v uint32) *TestingBuilder

SetVersion sets the protocol version for block which is building.

func (*TestingBuilder) SignAndBuild 

func (b *TestingBuilder) SignAndBuild(signerPrvKey crypto.PrivateKey) (Block, error)

SignAndBuild signs and then builds a block.

type TokenTxRecord 

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

TokenTxRecord is a token transaction record

func LogTokenTxRecord 

func LogTokenTxRecord(l *action.TransactionLog) *TokenTxRecord

LogTokenTxRecord generates token transaction record from log

func NewTokenTxRecord 

func NewTokenTxRecord(typ iotextypes.TransactionLogType, amount, sender, recipient string) *TokenTxRecord

NewTokenTxRecord creates a new TokenTxRecord

type TransactionLog 

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

TransactionLog is transaction log in one action

func NewTransactionLog 

func NewTransactionLog(actHash hash.Hash256, records []*TokenTxRecord) *TransactionLog

NewTransactionLog creates a new TransactionLog

func ReceiptTransactionLog 

func ReceiptTransactionLog(r *action.Receipt) *TransactionLog

ReceiptTransactionLog generates transaction log from receipt

func (*TransactionLog) Proto 

func (log *TransactionLog) Proto() *iotextypes.TransactionLog

Proto returns the pb message

type Validator 

type Validator interface {
	// Validate validates the given block's content
	Validate(ctx context.Context, block *Block) error
}

Validator is the interface of validator

func NewValidator 

func NewValidator(subsequenceValidator Validator, validators ...action.SealedEnvelopeValidator) Validator

NewValidator creates a validator with a set of sealed envelope validators

Source Files

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