You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
360 lines
18 KiB
360 lines
18 KiB
package core
|
|
|
|
import (
|
|
"math/big"
|
|
|
|
"github.com/ethereum/go-ethereum/common"
|
|
"github.com/ethereum/go-ethereum/ethdb"
|
|
"github.com/ethereum/go-ethereum/event"
|
|
"github.com/ethereum/go-ethereum/trie"
|
|
"github.com/woop-chain/woop/block"
|
|
"github.com/woop-chain/woop/consensus/engine"
|
|
"github.com/woop-chain/woop/consensus/reward"
|
|
"github.com/woop-chain/woop/core/rawdb"
|
|
"github.com/woop-chain/woop/core/state"
|
|
"github.com/woop-chain/woop/core/state/snapshot"
|
|
"github.com/woop-chain/woop/core/types"
|
|
"github.com/woop-chain/woop/core/vm"
|
|
"github.com/woop-chain/woop/crypto/bls"
|
|
woopconfig "github.com/woop-chain/woop/internal/configs/woop"
|
|
"github.com/woop-chain/woop/internal/params"
|
|
"github.com/woop-chain/woop/internal/tikv/redis_helper"
|
|
"github.com/woop-chain/woop/shard"
|
|
"github.com/woop-chain/woop/staking/slash"
|
|
types2 "github.com/woop-chain/woop/staking/types"
|
|
)
|
|
|
|
// Options contains configuration values to change blockchain behaviour.
|
|
type Options struct {
|
|
// Subset of blockchain suitable for storing last epoch blocks i.e. blocks with shard state.
|
|
EpochChain bool
|
|
}
|
|
|
|
// BlockChain represents the canonical chain given a database with a genesis
|
|
// block. The Blockchain manages chain imports, reverts, chain reorganisations.
|
|
//
|
|
// Importing blocks in to the blockchain happens according to the set of rules
|
|
// defined by the two stage validator. Processing of blocks is done using the
|
|
// Processor which processes the included transaction. The validation of the state
|
|
// is done in the second part of the validator. Failing results in aborting of
|
|
// the import.
|
|
//
|
|
// The BlockChain also helps in returning blocks from **any** chain included
|
|
// in the database as well as blocks that represents the canonical chain. It's
|
|
// important to note that GetBlock can return any block and does not need to be
|
|
// included in the canonical one where as GetBlockByNumber always represents the
|
|
// canonical chain.
|
|
type BlockChain interface {
|
|
// ValidateNewBlock validates new block.
|
|
ValidateNewBlock(block *types.Block, beaconChain BlockChain) error
|
|
// ShardID returns the shard Id of the blockchain.
|
|
ShardID() uint32
|
|
// CurrentBlock retrieves the current head block of the canonical chain. The
|
|
// block is retrieved from the blockchain's internal cache.
|
|
CurrentBlock() *types.Block
|
|
// CurrentFastBlock retrieves the current fast-sync head block of the canonical
|
|
// block is retrieved from the blockchain's internal cache.
|
|
CurrentFastBlock() *types.Block
|
|
// Validator returns the current validator.
|
|
Validator() Validator
|
|
// Processor returns the current processor.
|
|
Processor() Processor
|
|
// State returns a new mutable state based on the current HEAD block.
|
|
State() (*state.DB, error)
|
|
// StateAt returns a new mutable state based on a particular point in time.
|
|
StateAt(root common.Hash) (*state.DB, error)
|
|
// Snapshots returns the blockchain snapshot tree.
|
|
Snapshots() *snapshot.Tree
|
|
// TrieDB returns trie database
|
|
TrieDB() *trie.Database
|
|
// HasBlock checks if a block is fully present in the database or not.
|
|
HasBlock(hash common.Hash, number uint64) bool
|
|
// HasState checks if state trie is fully present in the database or not.
|
|
HasState(hash common.Hash) bool
|
|
// HasBlockAndState checks if a block and associated state trie is fully present
|
|
// in the database or not, caching it if present.
|
|
HasBlockAndState(hash common.Hash, number uint64) bool
|
|
// GetBlock retrieves a block from the database by hash and number,
|
|
// caching it if found.
|
|
GetBlock(hash common.Hash, number uint64) *types.Block
|
|
// GetBlockByHash retrieves a block from the database by hash, caching it if found.
|
|
GetBlockByHash(hash common.Hash) *types.Block
|
|
// GetBlockByNumber retrieves a block from the database by number, caching it
|
|
// (associated with its hash) if found.
|
|
GetBlockByNumber(number uint64) *types.Block
|
|
// GetReceiptsByHash retrieves the receipts for all transactions in a given block.
|
|
GetReceiptsByHash(hash common.Hash) types.Receipts
|
|
// TrieNode retrieves a blob of data associated with a trie node
|
|
// either from ephemeral in-memory cache, or from persistent storage.
|
|
TrieNode(hash common.Hash) ([]byte, error)
|
|
// ContractCode retrieves a blob of data associated with a contract
|
|
// hash either from ephemeral in-memory cache, or from persistent storage.
|
|
//
|
|
// If the code doesn't exist in the in-memory cache, check the storage with
|
|
// new code scheme.
|
|
ContractCode(hash common.Hash) ([]byte, error)
|
|
// ValidatorCode retrieves a blob of data associated with a validator
|
|
// hash either from ephemeral in-memory cache, or from persistent storage.
|
|
//
|
|
// If the code doesn't exist in the in-memory cache, check the storage with
|
|
// new code scheme.
|
|
ValidatorCode(hash common.Hash) ([]byte, error)
|
|
// Stop stops the blockchain service. If any imports are currently in progress
|
|
// it will abort them using the procInterrupt.
|
|
Stop()
|
|
// Rollback is designed to remove a chain of links from the database that aren't
|
|
// certain enough to be valid.
|
|
Rollback(chain []common.Hash) error
|
|
// writeHeadBlock writes a new head block
|
|
WriteHeadBlock(block *types.Block) error
|
|
// WriteBlockWithoutState writes only the block and its metadata to the database,
|
|
// but does not write any state. This is used to construct competing side forks
|
|
// up to the point where they exceed the canonical total difficulty.
|
|
WriteBlockWithoutState(block *types.Block) (err error)
|
|
// WriteBlockWithState writes the block and all associated state to the database.
|
|
WriteBlockWithState(
|
|
block *types.Block, receipts []*types.Receipt,
|
|
cxReceipts []*types.CXReceipt,
|
|
stakeMsgs []types2.StakeMsg,
|
|
paid reward.Reader,
|
|
state *state.DB,
|
|
) (status WriteStatus, err error)
|
|
// GetMaxGarbageCollectedBlockNumber ..
|
|
GetMaxGarbageCollectedBlockNumber() int64
|
|
// InsertChain attempts to insert the given batch of blocks in to the canonical
|
|
// chain or, otherwise, create a fork. If an error is returned it will return
|
|
// the index number of the failing block as well an error describing what went
|
|
// wrong.
|
|
//
|
|
// After insertion is done, all accumulated events will be fired.
|
|
InsertChain(chain types.Blocks, verifyHeaders bool) (int, error)
|
|
// InsertReceiptChain attempts to complete an already existing header chain with
|
|
// transaction and receipt data.
|
|
InsertReceiptChain(blockChain types.Blocks, receiptChain []types.Receipts) (int, error)
|
|
// LeaderRotationMeta returns the number of continuous blocks by the leader.
|
|
LeaderRotationMeta() LeaderRotationMeta
|
|
// BadBlocks returns a list of the last 'bad blocks' that
|
|
// the client has seen on the network.
|
|
BadBlocks() []BadBlock
|
|
// CurrentHeader retrieves the current head header of the canonical chain. The
|
|
// header is retrieved from the HeaderChain's internal cache.
|
|
CurrentHeader() *block.Header
|
|
// GetHeader retrieves a block header from the database by hash and number,
|
|
// caching it if found.
|
|
GetHeader(hash common.Hash, number uint64) *block.Header
|
|
// GetHeaderByHash retrieves a block header from the database by hash, caching it if
|
|
// found.
|
|
GetHeaderByHash(hash common.Hash) *block.Header
|
|
// GetCanonicalHash returns the canonical hash for a given block number.
|
|
GetCanonicalHash(number uint64) common.Hash
|
|
// GetHeaderByNumber retrieves a block header from the database by number,
|
|
// caching it (associated with its hash) if found.
|
|
GetHeaderByNumber(number uint64) *block.Header
|
|
// Config retrieves the blockchain's chain configuration.
|
|
Config() *params.ChainConfig
|
|
// Engine retrieves the blockchain's consensus engine.
|
|
Engine() engine.Engine
|
|
// SubscribeRemovedLogsEvent registers a subscription of RemovedLogsEvent.
|
|
SubscribeRemovedLogsEvent(ch chan<- RemovedLogsEvent) event.Subscription
|
|
// SubscribeTraceEvent registers a subscription of ChainEvent.
|
|
SubscribeTraceEvent(ch chan<- TraceEvent) event.Subscription
|
|
// SubscribeChainEvent registers a subscription of ChainEvent.
|
|
SubscribeChainEvent(ch chan<- ChainEvent) event.Subscription
|
|
// SubscribeChainHeadEvent registers a subscription of ChainHeadEvent.
|
|
SubscribeChainHeadEvent(ch chan<- ChainHeadEvent) event.Subscription
|
|
// SubscribeChainSideEvent registers a subscription of ChainSideEvent.
|
|
SubscribeChainSideEvent(ch chan<- ChainSideEvent) event.Subscription
|
|
// SubscribeLogsEvent registers a subscription of []*types.Log.
|
|
SubscribeLogsEvent(ch chan<- []*types.Log) event.Subscription
|
|
// ReadShardState retrieves sharding state given the epoch number.
|
|
ReadShardState(epoch *big.Int) (*shard.State, error)
|
|
// WriteShardStateBytes saves the given sharding state under the given epoch number.
|
|
WriteShardStateBytes(db rawdb.DatabaseWriter,
|
|
epoch *big.Int, shardState []byte,
|
|
) (*shard.State, error)
|
|
// ReadCommitSig retrieves the commit signature on a block.
|
|
ReadCommitSig(blockNum uint64) ([]byte, error)
|
|
// WriteCommitSig saves the commits signatures signed on a block.
|
|
WriteCommitSig(blockNum uint64, lastCommits []byte) error
|
|
// GetVdfByNumber retrieves the rand seed given the block number, return 0 if not exist.
|
|
GetVdfByNumber(number uint64) []byte
|
|
// GetVrfByNumber retrieves the randomness preimage given the block number, return 0 if not exist
|
|
GetVrfByNumber(number uint64) []byte
|
|
// ChainDb returns the database.
|
|
ChainDb() ethdb.Database
|
|
// ReadEpochVrfBlockNums retrieves block numbers with valid VRF for the specified epoch.
|
|
ReadEpochVrfBlockNums(epoch *big.Int) ([]uint64, error)
|
|
// WriteCrossLinks saves the hashes of crosslinks by shardID and blockNum combination key.
|
|
WriteCrossLinks(batch rawdb.DatabaseWriter, cls []types.CrossLink) error
|
|
// DeleteCrossLinks removes the hashes of crosslinks by shardID and blockNum combination key.
|
|
DeleteCrossLinks(cls []types.CrossLink) error
|
|
// ReadCrossLink retrieves crosslink given shardID and blockNum.
|
|
ReadCrossLink(shardID uint32, blockNum uint64) (*types.CrossLink, error)
|
|
// LastContinuousCrossLink saves the last crosslink of a shard
|
|
// This function will update the latest crosslink in the sense that
|
|
// any previous block's crosslink is received up to this point
|
|
// there is no missing hole between genesis to this crosslink of given shardID.
|
|
LastContinuousCrossLink(batch rawdb.DatabaseWriter, shardID uint32) error
|
|
// ReadShardLastCrossLink retrieves the last crosslink of a shard.
|
|
ReadShardLastCrossLink(shardID uint32) (*types.CrossLink, error)
|
|
// DeleteFromPendingSlashingCandidates ..
|
|
DeleteFromPendingSlashingCandidates(
|
|
processed slash.Records,
|
|
) error
|
|
// ReadPendingSlashingCandidates retrieves pending slashing candidates.
|
|
ReadPendingSlashingCandidates() slash.Records
|
|
// ReadPendingCrossLinks retrieves pending crosslinks.
|
|
ReadPendingCrossLinks() ([]types.CrossLink, error)
|
|
// CachePendingCrossLinks caches the pending crosslinks in memory.
|
|
CachePendingCrossLinks(crossLinks []types.CrossLink) error
|
|
// SavePendingCrossLinks saves the pending crosslinks in db.
|
|
SavePendingCrossLinks() error
|
|
// AddPendingSlashingCandidates appends pending slashing candidates.
|
|
AddPendingSlashingCandidates(
|
|
candidates slash.Records,
|
|
) error
|
|
// AddPendingCrossLinks appends pending crosslinks.
|
|
AddPendingCrossLinks(pendingCLs []types.CrossLink) (int, error)
|
|
// DeleteFromPendingCrossLinks delete pending crosslinks that already committed (i.e. passed in the params).
|
|
DeleteFromPendingCrossLinks(crossLinks []types.CrossLink) (int, error)
|
|
// IsSameLeaderAsPreviousBlock retrieves a block from the database by number, caching it.
|
|
IsSameLeaderAsPreviousBlock(block *types.Block) bool
|
|
// GetVMConfig returns the blockchain VM config.
|
|
GetVMConfig() *vm.Config
|
|
// ReadCXReceipts retrieves the cross shard transaction receipts of a given shard.
|
|
ReadCXReceipts(shardID uint32, blockNum uint64, blockHash common.Hash) (types.CXReceipts, error)
|
|
// CXMerkleProof calculates the cross shard transaction merkle proof of a given destination shard.
|
|
CXMerkleProof(toShardID uint32, block *block.Header) (*types.CXMerkleProof, error)
|
|
// WriteCXReceiptsProofSpent mark the CXReceiptsProof list with given unspent status
|
|
WriteCXReceiptsProofSpent(db rawdb.DatabaseWriter, cxps []*types.CXReceiptsProof) error
|
|
// IsSpent checks whether a CXReceiptsProof is spent.
|
|
IsSpent(cxp *types.CXReceiptsProof) bool
|
|
// ReadTxLookupEntry returns where the given transaction resides in the chain,
|
|
// as a (block hash, block number, index in transaction list) triple.
|
|
// returns 0, 0 if not found.
|
|
ReadTxLookupEntry(txID common.Hash) (common.Hash, uint64, uint64)
|
|
// ReadValidatorInformationAtRoot reads staking
|
|
// information of given validatorWrapper at a specific state root.
|
|
ReadValidatorInformationAtRoot(
|
|
addr common.Address, root common.Hash,
|
|
) (*types2.ValidatorWrapper, error)
|
|
// ReadValidatorInformationAtState reads staking
|
|
// information of given validatorWrapper at a specific state root.
|
|
ReadValidatorInformationAtState(
|
|
addr common.Address, state *state.DB,
|
|
) (*types2.ValidatorWrapper, error)
|
|
// ReadValidatorInformation reads staking information of given validator address.
|
|
ReadValidatorInformation(
|
|
addr common.Address,
|
|
) (*types2.ValidatorWrapper, error)
|
|
// ReadValidatorSnapshotAtEpoch reads the snapshot
|
|
// staking validator information of given validator address.
|
|
ReadValidatorSnapshotAtEpoch(
|
|
epoch *big.Int,
|
|
addr common.Address,
|
|
) (*types2.ValidatorSnapshot, error)
|
|
// ReadValidatorSnapshot reads the snapshot staking information of given validator address.
|
|
ReadValidatorSnapshot(
|
|
addr common.Address,
|
|
) (*types2.ValidatorSnapshot, error)
|
|
// WriteValidatorSnapshot writes the snapshot of provided validator.
|
|
WriteValidatorSnapshot(
|
|
batch rawdb.DatabaseWriter, snapshot *types2.ValidatorSnapshot,
|
|
) error
|
|
// ReadValidatorStats reads the stats of a validator.
|
|
ReadValidatorStats(
|
|
addr common.Address,
|
|
) (*types2.ValidatorStats, error)
|
|
// ComputeAndUpdateAPR ...
|
|
ComputeAndUpdateAPR(
|
|
block *types.Block, now *big.Int,
|
|
wrapper *types2.ValidatorWrapper, stats *types2.ValidatorStats,
|
|
) error
|
|
// UpdateValidatorSnapshots updates the content snapshot of all validators
|
|
// Note: this should only be called within the blockchain insert process.
|
|
UpdateValidatorSnapshots(
|
|
batch rawdb.DatabaseWriter, epoch *big.Int, state *state.DB, newValidators []common.Address,
|
|
) error
|
|
// ReadValidatorList reads the addresses of current all validators.
|
|
ReadValidatorList() ([]common.Address, error)
|
|
// WriteValidatorList writes the list of validator addresses to database
|
|
// Note: this should only be called within the blockchain insert process.
|
|
WriteValidatorList(
|
|
db rawdb.DatabaseWriter, addrs []common.Address,
|
|
) error
|
|
// ReadDelegationsByDelegator reads the addresses of validators delegated by a delegator.
|
|
ReadDelegationsByDelegator(
|
|
delegator common.Address,
|
|
) (m types2.DelegationIndexes, err error)
|
|
// ReadDelegationsByDelegatorAt reads the addresses of validators delegated by a delegator at a given block.
|
|
ReadDelegationsByDelegatorAt(
|
|
delegator common.Address, blockNum *big.Int,
|
|
) (m types2.DelegationIndexes, err error)
|
|
// UpdateStakingMetaData updates the metadata of validators and delegations,
|
|
// including the full validator list and delegation indexes.
|
|
// Note: this should only be called within the blockchain insert process.
|
|
UpdateStakingMetaData(
|
|
batch rawdb.DatabaseWriter, block *types.Block,
|
|
stakeMsgs []types2.StakeMsg,
|
|
state *state.DB, epoch, newEpoch *big.Int,
|
|
) (newValidators []common.Address, err error)
|
|
// ReadBlockRewardAccumulator must only be called on beaconchain
|
|
// Note that block rewards are only for staking era.
|
|
ReadBlockRewardAccumulator(number uint64) (*big.Int, error)
|
|
// WriteBlockRewardAccumulator directly writes the BlockRewardAccumulator value
|
|
// Note: this should only be called once during staking launch.
|
|
WriteBlockRewardAccumulator(
|
|
batch rawdb.DatabaseWriter, reward *big.Int, number uint64,
|
|
) error
|
|
// UpdateBlockRewardAccumulator ..
|
|
// Note: this should only be called within the blockchain insert process.
|
|
UpdateBlockRewardAccumulator(
|
|
batch rawdb.DatabaseWriter, diff *big.Int, number uint64,
|
|
) error
|
|
// ValidatorCandidates returns the up to date validator candidates for next epoch.
|
|
ValidatorCandidates() []common.Address
|
|
// DelegatorsInformation returns up to date information of delegators of a given validator address.
|
|
DelegatorsInformation(addr common.Address) []*types2.Delegation
|
|
// GetECDSAFromCoinbase retrieve corresponding ecdsa address from Coinbase Address.
|
|
GetECDSAFromCoinbase(header *block.Header) (common.Address, error)
|
|
// SuperCommitteeForNextEpoch ...
|
|
// isVerify=true means validators use it to verify
|
|
// isVerify=false means leader is to propose.
|
|
SuperCommitteeForNextEpoch(
|
|
beacon engine.ChainReader,
|
|
header *block.Header,
|
|
isVerify bool,
|
|
) (*shard.State, error)
|
|
// EnablePruneBeaconChainFeature enabled prune BeaconChain feature.
|
|
EnablePruneBeaconChainFeature()
|
|
// IsEnablePruneBeaconChainFeature returns is enable prune BeaconChain feature.
|
|
IsEnablePruneBeaconChainFeature() bool
|
|
// CommitOffChainData write off chain data of a block onto db writer.
|
|
CommitOffChainData(
|
|
batch rawdb.DatabaseWriter,
|
|
block *types.Block,
|
|
receipts []*types.Receipt,
|
|
cxReceipts []*types.CXReceipt,
|
|
stakeMsgs []types2.StakeMsg,
|
|
payout reward.Reader,
|
|
state *state.DB,
|
|
) (status WriteStatus, err error)
|
|
|
|
GetLeaderPubKeyFromCoinbase(h *block.Header) (*bls.PublicKeyWrapper, error)
|
|
CommitPreimages() error
|
|
GetStateCache() state.Database
|
|
GetSnapshotTrie() *snapshot.Tree
|
|
|
|
// ========== Only For Tikv Start ==========
|
|
|
|
// return true if is tikv writer master
|
|
IsTikvWriterMaster() bool
|
|
// RedisPreempt used for tikv mode, get the redis preempt instance
|
|
RedisPreempt() *redis_helper.RedisPreempt
|
|
// SyncFromTiKVWriter used for tikv mode, all reader or follower writer used to sync block from master writer
|
|
SyncFromTiKVWriter(newBlkNum uint64, logs []*types.Log) error
|
|
// InitTiKV used for tikv mode, init the tikv mode
|
|
InitTiKV(conf *woopconfig.TiKVConfig)
|
|
|
|
// ========== Only For Tikv End ==========
|
|
}
|
|
|