From 6f714ed73e7d0e5824920f3ae9e919026d6186e0 Mon Sep 17 00:00:00 2001 From: Matthew Halpern Date: Thu, 7 Feb 2019 02:53:45 -0800 Subject: [PATCH] light: make chain receiver names consistent (#18997) --- light/lightchain.go | 286 ++++++++++++++++++++++---------------------- 1 file changed, 143 insertions(+), 143 deletions(-) diff --git a/light/lightchain.go b/light/lightchain.go index 3691f1304f..5019622c79 100644 --- a/light/lightchain.go +++ b/light/lightchain.go @@ -117,45 +117,45 @@ func NewLightChain(odr OdrBackend, config *params.ChainConfig, engine consensus. } // addTrustedCheckpoint adds a trusted checkpoint to the blockchain -func (self *LightChain) addTrustedCheckpoint(cp *params.TrustedCheckpoint) { - if self.odr.ChtIndexer() != nil { - StoreChtRoot(self.chainDb, cp.SectionIndex, cp.SectionHead, cp.CHTRoot) - self.odr.ChtIndexer().AddCheckpoint(cp.SectionIndex, cp.SectionHead) +func (lc *LightChain) addTrustedCheckpoint(cp *params.TrustedCheckpoint) { + if lc.odr.ChtIndexer() != nil { + StoreChtRoot(lc.chainDb, cp.SectionIndex, cp.SectionHead, cp.CHTRoot) + lc.odr.ChtIndexer().AddCheckpoint(cp.SectionIndex, cp.SectionHead) } - if self.odr.BloomTrieIndexer() != nil { - StoreBloomTrieRoot(self.chainDb, cp.SectionIndex, cp.SectionHead, cp.BloomRoot) - self.odr.BloomTrieIndexer().AddCheckpoint(cp.SectionIndex, cp.SectionHead) + if lc.odr.BloomTrieIndexer() != nil { + StoreBloomTrieRoot(lc.chainDb, cp.SectionIndex, cp.SectionHead, cp.BloomRoot) + lc.odr.BloomTrieIndexer().AddCheckpoint(cp.SectionIndex, cp.SectionHead) } - if self.odr.BloomIndexer() != nil { - self.odr.BloomIndexer().AddCheckpoint(cp.SectionIndex, cp.SectionHead) + if lc.odr.BloomIndexer() != nil { + lc.odr.BloomIndexer().AddCheckpoint(cp.SectionIndex, cp.SectionHead) } - log.Info("Added trusted checkpoint", "chain", cp.Name, "block", (cp.SectionIndex+1)*self.indexerConfig.ChtSize-1, "hash", cp.SectionHead) + log.Info("Added trusted checkpoint", "chain", cp.Name, "block", (cp.SectionIndex+1)*lc.indexerConfig.ChtSize-1, "hash", cp.SectionHead) } -func (self *LightChain) getProcInterrupt() bool { - return atomic.LoadInt32(&self.procInterrupt) == 1 +func (lc *LightChain) getProcInterrupt() bool { + return atomic.LoadInt32(&lc.procInterrupt) == 1 } // Odr returns the ODR backend of the chain -func (self *LightChain) Odr() OdrBackend { - return self.odr +func (lc *LightChain) Odr() OdrBackend { + return lc.odr } // loadLastState loads the last known chain state from the database. This method // assumes that the chain manager mutex is held. -func (self *LightChain) loadLastState() error { - if head := rawdb.ReadHeadHeaderHash(self.chainDb); head == (common.Hash{}) { +func (lc *LightChain) loadLastState() error { + if head := rawdb.ReadHeadHeaderHash(lc.chainDb); head == (common.Hash{}) { // Corrupt or empty database, init from scratch - self.Reset() + lc.Reset() } else { - if header := self.GetHeaderByHash(head); header != nil { - self.hc.SetCurrentHeader(header) + if header := lc.GetHeaderByHash(head); header != nil { + lc.hc.SetCurrentHeader(header) } } // Issue a status log and return - header := self.hc.CurrentHeader() - headerTd := self.GetTd(header.Hash(), header.Number.Uint64()) + header := lc.hc.CurrentHeader() + headerTd := lc.GetTd(header.Hash(), header.Number.Uint64()) log.Info("Loaded most recent local header", "number", header.Number, "hash", header.Hash(), "td", headerTd, "age", common.PrettyAge(time.Unix(header.Time.Int64(), 0))) return nil @@ -163,181 +163,181 @@ func (self *LightChain) loadLastState() error { // SetHead rewinds the local chain to a new head. Everything above the new // head will be deleted and the new one set. -func (bc *LightChain) SetHead(head uint64) { - bc.chainmu.Lock() - defer bc.chainmu.Unlock() +func (lc *LightChain) SetHead(head uint64) { + lc.chainmu.Lock() + defer lc.chainmu.Unlock() - bc.hc.SetHead(head, nil) - bc.loadLastState() + lc.hc.SetHead(head, nil) + lc.loadLastState() } // GasLimit returns the gas limit of the current HEAD block. -func (self *LightChain) GasLimit() uint64 { - return self.hc.CurrentHeader().GasLimit +func (lc *LightChain) GasLimit() uint64 { + return lc.hc.CurrentHeader().GasLimit } // Reset purges the entire blockchain, restoring it to its genesis state. -func (bc *LightChain) Reset() { - bc.ResetWithGenesisBlock(bc.genesisBlock) +func (lc *LightChain) Reset() { + lc.ResetWithGenesisBlock(lc.genesisBlock) } // ResetWithGenesisBlock purges the entire blockchain, restoring it to the // specified genesis state. -func (bc *LightChain) ResetWithGenesisBlock(genesis *types.Block) { +func (lc *LightChain) ResetWithGenesisBlock(genesis *types.Block) { // Dump the entire block chain and purge the caches - bc.SetHead(0) + lc.SetHead(0) - bc.chainmu.Lock() - defer bc.chainmu.Unlock() + lc.chainmu.Lock() + defer lc.chainmu.Unlock() // Prepare the genesis block and reinitialise the chain - rawdb.WriteTd(bc.chainDb, genesis.Hash(), genesis.NumberU64(), genesis.Difficulty()) - rawdb.WriteBlock(bc.chainDb, genesis) + rawdb.WriteTd(lc.chainDb, genesis.Hash(), genesis.NumberU64(), genesis.Difficulty()) + rawdb.WriteBlock(lc.chainDb, genesis) - bc.genesisBlock = genesis - bc.hc.SetGenesis(bc.genesisBlock.Header()) - bc.hc.SetCurrentHeader(bc.genesisBlock.Header()) + lc.genesisBlock = genesis + lc.hc.SetGenesis(lc.genesisBlock.Header()) + lc.hc.SetCurrentHeader(lc.genesisBlock.Header()) } // Accessors // Engine retrieves the light chain's consensus engine. -func (bc *LightChain) Engine() consensus.Engine { return bc.engine } +func (lc *LightChain) Engine() consensus.Engine { return lc.engine } // Genesis returns the genesis block -func (bc *LightChain) Genesis() *types.Block { - return bc.genesisBlock +func (lc *LightChain) Genesis() *types.Block { + return lc.genesisBlock } // State returns a new mutable state based on the current HEAD block. -func (bc *LightChain) State() (*state.StateDB, error) { +func (lc *LightChain) State() (*state.StateDB, error) { return nil, errors.New("not implemented, needs client/server interface split") } // GetBody retrieves a block body (transactions and uncles) from the database // or ODR service by hash, caching it if found. -func (self *LightChain) GetBody(ctx context.Context, hash common.Hash) (*types.Body, error) { +func (lc *LightChain) GetBody(ctx context.Context, hash common.Hash) (*types.Body, error) { // Short circuit if the body's already in the cache, retrieve otherwise - if cached, ok := self.bodyCache.Get(hash); ok { + if cached, ok := lc.bodyCache.Get(hash); ok { body := cached.(*types.Body) return body, nil } - number := self.hc.GetBlockNumber(hash) + number := lc.hc.GetBlockNumber(hash) if number == nil { return nil, errors.New("unknown block") } - body, err := GetBody(ctx, self.odr, hash, *number) + body, err := GetBody(ctx, lc.odr, hash, *number) if err != nil { return nil, err } // Cache the found body for next time and return - self.bodyCache.Add(hash, body) + lc.bodyCache.Add(hash, body) return body, nil } // GetBodyRLP retrieves a block body in RLP encoding from the database or // ODR service by hash, caching it if found. -func (self *LightChain) GetBodyRLP(ctx context.Context, hash common.Hash) (rlp.RawValue, error) { +func (lc *LightChain) GetBodyRLP(ctx context.Context, hash common.Hash) (rlp.RawValue, error) { // Short circuit if the body's already in the cache, retrieve otherwise - if cached, ok := self.bodyRLPCache.Get(hash); ok { + if cached, ok := lc.bodyRLPCache.Get(hash); ok { return cached.(rlp.RawValue), nil } - number := self.hc.GetBlockNumber(hash) + number := lc.hc.GetBlockNumber(hash) if number == nil { return nil, errors.New("unknown block") } - body, err := GetBodyRLP(ctx, self.odr, hash, *number) + body, err := GetBodyRLP(ctx, lc.odr, hash, *number) if err != nil { return nil, err } // Cache the found body for next time and return - self.bodyRLPCache.Add(hash, body) + lc.bodyRLPCache.Add(hash, body) return body, nil } // HasBlock checks if a block is fully present in the database or not, caching // it if present. -func (bc *LightChain) HasBlock(hash common.Hash, number uint64) bool { - blk, _ := bc.GetBlock(NoOdr, hash, number) +func (lc *LightChain) HasBlock(hash common.Hash, number uint64) bool { + blk, _ := lc.GetBlock(NoOdr, hash, number) return blk != nil } // GetBlock retrieves a block from the database or ODR service by hash and number, // caching it if found. -func (self *LightChain) GetBlock(ctx context.Context, hash common.Hash, number uint64) (*types.Block, error) { +func (lc *LightChain) GetBlock(ctx context.Context, hash common.Hash, number uint64) (*types.Block, error) { // Short circuit if the block's already in the cache, retrieve otherwise - if block, ok := self.blockCache.Get(hash); ok { + if block, ok := lc.blockCache.Get(hash); ok { return block.(*types.Block), nil } - block, err := GetBlock(ctx, self.odr, hash, number) + block, err := GetBlock(ctx, lc.odr, hash, number) if err != nil { return nil, err } // Cache the found block for next time and return - self.blockCache.Add(block.Hash(), block) + lc.blockCache.Add(block.Hash(), block) return block, nil } // GetBlockByHash retrieves a block from the database or ODR service by hash, // caching it if found. -func (self *LightChain) GetBlockByHash(ctx context.Context, hash common.Hash) (*types.Block, error) { - number := self.hc.GetBlockNumber(hash) +func (lc *LightChain) GetBlockByHash(ctx context.Context, hash common.Hash) (*types.Block, error) { + number := lc.hc.GetBlockNumber(hash) if number == nil { return nil, errors.New("unknown block") } - return self.GetBlock(ctx, hash, *number) + return lc.GetBlock(ctx, hash, *number) } // GetBlockByNumber retrieves a block from the database or ODR service by // number, caching it (associated with its hash) if found. -func (self *LightChain) GetBlockByNumber(ctx context.Context, number uint64) (*types.Block, error) { - hash, err := GetCanonicalHash(ctx, self.odr, number) +func (lc *LightChain) GetBlockByNumber(ctx context.Context, number uint64) (*types.Block, error) { + hash, err := GetCanonicalHash(ctx, lc.odr, number) if hash == (common.Hash{}) || err != nil { return nil, err } - return self.GetBlock(ctx, hash, number) + return lc.GetBlock(ctx, hash, number) } // Stop stops the blockchain service. If any imports are currently in progress // it will abort them using the procInterrupt. -func (bc *LightChain) Stop() { - if !atomic.CompareAndSwapInt32(&bc.running, 0, 1) { +func (lc *LightChain) Stop() { + if !atomic.CompareAndSwapInt32(&lc.running, 0, 1) { return } - close(bc.quit) - atomic.StoreInt32(&bc.procInterrupt, 1) + close(lc.quit) + atomic.StoreInt32(&lc.procInterrupt, 1) - bc.wg.Wait() + lc.wg.Wait() log.Info("Blockchain manager stopped") } // Rollback is designed to remove a chain of links from the database that aren't // certain enough to be valid. -func (self *LightChain) Rollback(chain []common.Hash) { - self.chainmu.Lock() - defer self.chainmu.Unlock() +func (lc *LightChain) Rollback(chain []common.Hash) { + lc.chainmu.Lock() + defer lc.chainmu.Unlock() for i := len(chain) - 1; i >= 0; i-- { hash := chain[i] - if head := self.hc.CurrentHeader(); head.Hash() == hash { - self.hc.SetCurrentHeader(self.GetHeader(head.ParentHash, head.Number.Uint64()-1)) + if head := lc.hc.CurrentHeader(); head.Hash() == hash { + lc.hc.SetCurrentHeader(lc.GetHeader(head.ParentHash, head.Number.Uint64()-1)) } } } // postChainEvents iterates over the events generated by a chain insertion and // posts them into the event feed. -func (self *LightChain) postChainEvents(events []interface{}) { +func (lc *LightChain) postChainEvents(events []interface{}) { for _, event := range events { switch ev := event.(type) { case core.ChainEvent: - if self.CurrentHeader().Hash() == ev.Hash { - self.chainHeadFeed.Send(core.ChainHeadEvent{Block: ev.Block}) + if lc.CurrentHeader().Hash() == ev.Hash { + lc.chainHeadFeed.Send(core.ChainHeadEvent{Block: ev.Block}) } - self.chainFeed.Send(ev) + lc.chainFeed.Send(ev) case core.ChainSideEvent: - self.chainSideFeed.Send(ev) + lc.chainSideFeed.Send(ev) } } } @@ -353,25 +353,25 @@ func (self *LightChain) postChainEvents(events []interface{}) { // // In the case of a light chain, InsertHeaderChain also creates and posts light // chain events when necessary. -func (self *LightChain) InsertHeaderChain(chain []*types.Header, checkFreq int) (int, error) { - if atomic.LoadInt32(&self.disableCheckFreq) == 1 { +func (lc *LightChain) InsertHeaderChain(chain []*types.Header, checkFreq int) (int, error) { + if atomic.LoadInt32(&lc.disableCheckFreq) == 1 { checkFreq = 0 } start := time.Now() - if i, err := self.hc.ValidateHeaderChain(chain, checkFreq); err != nil { + if i, err := lc.hc.ValidateHeaderChain(chain, checkFreq); err != nil { return i, err } // Make sure only one thread manipulates the chain at once - self.chainmu.Lock() - defer self.chainmu.Unlock() + lc.chainmu.Lock() + defer lc.chainmu.Unlock() - self.wg.Add(1) - defer self.wg.Done() + lc.wg.Add(1) + defer lc.wg.Done() var events []interface{} whFunc := func(header *types.Header) error { - status, err := self.hc.WriteHeader(header) + status, err := lc.hc.WriteHeader(header) switch status { case core.CanonStatTy: @@ -384,51 +384,51 @@ func (self *LightChain) InsertHeaderChain(chain []*types.Header, checkFreq int) } return err } - i, err := self.hc.InsertHeaderChain(chain, whFunc, start) - self.postChainEvents(events) + i, err := lc.hc.InsertHeaderChain(chain, whFunc, start) + lc.postChainEvents(events) return i, err } // CurrentHeader retrieves the current head header of the canonical chain. The // header is retrieved from the HeaderChain's internal cache. -func (self *LightChain) CurrentHeader() *types.Header { - return self.hc.CurrentHeader() +func (lc *LightChain) CurrentHeader() *types.Header { + return lc.hc.CurrentHeader() } // GetTd retrieves a block's total difficulty in the canonical chain from the // database by hash and number, caching it if found. -func (self *LightChain) GetTd(hash common.Hash, number uint64) *big.Int { - return self.hc.GetTd(hash, number) +func (lc *LightChain) GetTd(hash common.Hash, number uint64) *big.Int { + return lc.hc.GetTd(hash, number) } // GetTdByHash retrieves a block's total difficulty in the canonical chain from the // database by hash, caching it if found. -func (self *LightChain) GetTdByHash(hash common.Hash) *big.Int { - return self.hc.GetTdByHash(hash) +func (lc *LightChain) GetTdByHash(hash common.Hash) *big.Int { + return lc.hc.GetTdByHash(hash) } // GetHeader retrieves a block header from the database by hash and number, // caching it if found. -func (self *LightChain) GetHeader(hash common.Hash, number uint64) *types.Header { - return self.hc.GetHeader(hash, number) +func (lc *LightChain) GetHeader(hash common.Hash, number uint64) *types.Header { + return lc.hc.GetHeader(hash, number) } // GetHeaderByHash retrieves a block header from the database by hash, caching it if // found. -func (self *LightChain) GetHeaderByHash(hash common.Hash) *types.Header { - return self.hc.GetHeaderByHash(hash) +func (lc *LightChain) GetHeaderByHash(hash common.Hash) *types.Header { + return lc.hc.GetHeaderByHash(hash) } // HasHeader checks if a block header is present in the database or not, caching // it if present. -func (bc *LightChain) HasHeader(hash common.Hash, number uint64) bool { - return bc.hc.HasHeader(hash, number) +func (lc *LightChain) HasHeader(hash common.Hash, number uint64) bool { + return lc.hc.HasHeader(hash, number) } // GetBlockHashesFromHash retrieves a number of block hashes starting at a given // hash, fetching towards the genesis block. -func (self *LightChain) GetBlockHashesFromHash(hash common.Hash, max uint64) []common.Hash { - return self.hc.GetBlockHashesFromHash(hash, max) +func (lc *LightChain) GetBlockHashesFromHash(hash common.Hash, max uint64) []common.Hash { + return lc.hc.GetBlockHashesFromHash(hash, max) } // GetAncestor retrieves the Nth ancestor of a given block. It assumes that either the given block or @@ -436,56 +436,56 @@ func (self *LightChain) GetBlockHashesFromHash(hash common.Hash, max uint64) []c // number of blocks to be individually checked before we reach the canonical chain. // // Note: ancestor == 0 returns the same block, 1 returns its parent and so on. -func (bc *LightChain) GetAncestor(hash common.Hash, number, ancestor uint64, maxNonCanonical *uint64) (common.Hash, uint64) { - bc.chainmu.RLock() - defer bc.chainmu.RUnlock() +func (lc *LightChain) GetAncestor(hash common.Hash, number, ancestor uint64, maxNonCanonical *uint64) (common.Hash, uint64) { + lc.chainmu.RLock() + defer lc.chainmu.RUnlock() - return bc.hc.GetAncestor(hash, number, ancestor, maxNonCanonical) + return lc.hc.GetAncestor(hash, number, ancestor, maxNonCanonical) } // GetHeaderByNumber retrieves a block header from the database by number, // caching it (associated with its hash) if found. -func (self *LightChain) GetHeaderByNumber(number uint64) *types.Header { - return self.hc.GetHeaderByNumber(number) +func (lc *LightChain) GetHeaderByNumber(number uint64) *types.Header { + return lc.hc.GetHeaderByNumber(number) } // GetHeaderByNumberOdr retrieves a block header from the database or network // by number, caching it (associated with its hash) if found. -func (self *LightChain) GetHeaderByNumberOdr(ctx context.Context, number uint64) (*types.Header, error) { - if header := self.hc.GetHeaderByNumber(number); header != nil { +func (lc *LightChain) GetHeaderByNumberOdr(ctx context.Context, number uint64) (*types.Header, error) { + if header := lc.hc.GetHeaderByNumber(number); header != nil { return header, nil } - return GetHeaderByNumber(ctx, self.odr, number) + return GetHeaderByNumber(ctx, lc.odr, number) } // Config retrieves the header chain's chain configuration. -func (self *LightChain) Config() *params.ChainConfig { return self.hc.Config() } +func (lc *LightChain) Config() *params.ChainConfig { return lc.hc.Config() } -func (self *LightChain) SyncCht(ctx context.Context) bool { +func (lc *LightChain) SyncCht(ctx context.Context) bool { // If we don't have a CHT indexer, abort - if self.odr.ChtIndexer() == nil { + if lc.odr.ChtIndexer() == nil { return false } // Ensure the remote CHT head is ahead of us - head := self.CurrentHeader().Number.Uint64() - sections, _, _ := self.odr.ChtIndexer().Sections() + head := lc.CurrentHeader().Number.Uint64() + sections, _, _ := lc.odr.ChtIndexer().Sections() - latest := sections*self.indexerConfig.ChtSize - 1 - if clique := self.hc.Config().Clique; clique != nil { + latest := sections*lc.indexerConfig.ChtSize - 1 + if clique := lc.hc.Config().Clique; clique != nil { latest -= latest % clique.Epoch // epoch snapshot for clique } if head >= latest { return false } // Retrieve the latest useful header and update to it - if header, err := GetHeaderByNumber(ctx, self.odr, latest); header != nil && err == nil { - self.chainmu.Lock() - defer self.chainmu.Unlock() + if header, err := GetHeaderByNumber(ctx, lc.odr, latest); header != nil && err == nil { + lc.chainmu.Lock() + defer lc.chainmu.Unlock() // Ensure the chain didn't move past the latest block while retrieving it - if self.hc.CurrentHeader().Number.Uint64() < header.Number.Uint64() { + if lc.hc.CurrentHeader().Number.Uint64() < header.Number.Uint64() { log.Info("Updated latest header based on CHT", "number", header.Number, "hash", header.Hash(), "age", common.PrettyAge(time.Unix(header.Time.Int64(), 0))) - self.hc.SetCurrentHeader(header) + lc.hc.SetCurrentHeader(header) } return true } @@ -494,48 +494,48 @@ func (self *LightChain) SyncCht(ctx context.Context) bool { // LockChain locks the chain mutex for reading so that multiple canonical hashes can be // retrieved while it is guaranteed that they belong to the same version of the chain -func (self *LightChain) LockChain() { - self.chainmu.RLock() +func (lc *LightChain) LockChain() { + lc.chainmu.RLock() } // UnlockChain unlocks the chain mutex -func (self *LightChain) UnlockChain() { - self.chainmu.RUnlock() +func (lc *LightChain) UnlockChain() { + lc.chainmu.RUnlock() } // SubscribeChainEvent registers a subscription of ChainEvent. -func (self *LightChain) SubscribeChainEvent(ch chan<- core.ChainEvent) event.Subscription { - return self.scope.Track(self.chainFeed.Subscribe(ch)) +func (lc *LightChain) SubscribeChainEvent(ch chan<- core.ChainEvent) event.Subscription { + return lc.scope.Track(lc.chainFeed.Subscribe(ch)) } // SubscribeChainHeadEvent registers a subscription of ChainHeadEvent. -func (self *LightChain) SubscribeChainHeadEvent(ch chan<- core.ChainHeadEvent) event.Subscription { - return self.scope.Track(self.chainHeadFeed.Subscribe(ch)) +func (lc *LightChain) SubscribeChainHeadEvent(ch chan<- core.ChainHeadEvent) event.Subscription { + return lc.scope.Track(lc.chainHeadFeed.Subscribe(ch)) } // SubscribeChainSideEvent registers a subscription of ChainSideEvent. -func (self *LightChain) SubscribeChainSideEvent(ch chan<- core.ChainSideEvent) event.Subscription { - return self.scope.Track(self.chainSideFeed.Subscribe(ch)) +func (lc *LightChain) SubscribeChainSideEvent(ch chan<- core.ChainSideEvent) event.Subscription { + return lc.scope.Track(lc.chainSideFeed.Subscribe(ch)) } // SubscribeLogsEvent implements the interface of filters.Backend // LightChain does not send logs events, so return an empty subscription. -func (self *LightChain) SubscribeLogsEvent(ch chan<- []*types.Log) event.Subscription { - return self.scope.Track(new(event.Feed).Subscribe(ch)) +func (lc *LightChain) SubscribeLogsEvent(ch chan<- []*types.Log) event.Subscription { + return lc.scope.Track(new(event.Feed).Subscribe(ch)) } // SubscribeRemovedLogsEvent implements the interface of filters.Backend // LightChain does not send core.RemovedLogsEvent, so return an empty subscription. -func (self *LightChain) SubscribeRemovedLogsEvent(ch chan<- core.RemovedLogsEvent) event.Subscription { - return self.scope.Track(new(event.Feed).Subscribe(ch)) +func (lc *LightChain) SubscribeRemovedLogsEvent(ch chan<- core.RemovedLogsEvent) event.Subscription { + return lc.scope.Track(new(event.Feed).Subscribe(ch)) } // DisableCheckFreq disables header validation. This is used for ultralight mode. -func (self *LightChain) DisableCheckFreq() { - atomic.StoreInt32(&self.disableCheckFreq, 1) +func (lc *LightChain) DisableCheckFreq() { + atomic.StoreInt32(&lc.disableCheckFreq, 1) } // EnableCheckFreq enables header validation. -func (self *LightChain) EnableCheckFreq() { - atomic.StoreInt32(&self.disableCheckFreq, 0) +func (lc *LightChain) EnableCheckFreq() { + atomic.StoreInt32(&lc.disableCheckFreq, 0) }