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Merge pull request #138 from ngtuna/chuck-size-importing

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Chuck size importing
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Tuna 2018-08-16 17:47:19 +07:00 committed by GitHub
commit 70aaf44aa9
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2 changed files with 5 additions and 21 deletions
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16
consensus/clique/clique.go
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@ -350,22 +350,6 @@ func (c *Clique) verifyCascadingFields(chain consensus.ChainReader, header *type
if parent.Time.Uint64()+c.config.Period > header.Time.Uint64() { if parent.Time.Uint64()+c.config.Period > header.Time.Uint64() {
return ErrInvalidTimestamp return ErrInvalidTimestamp
} }
// Retrieve the snapshot needed to verify this header and cache it
snap, err := c.snapshot(chain, number-1, header.ParentHash, parents)
if err != nil {
return err
}
// If the block is a checkpoint block, verify the signer list
if number%c.config.Epoch == 0 {
signers := make([]byte, len(snap.Signers)*common.AddressLength)
for i, signer := range snap.signers() {
copy(signers[i*common.AddressLength:], signer[:])
}
extraSuffix := len(header.Extra) - extraSeal
if !bytes.Equal(header.Extra[extraVanity:extraSuffix], signers) {
return errInvalidCheckpointSigners
}
}
// All basic checks passed, verify the seal and return // All basic checks passed, verify the seal and return
return c.verifySeal(chain, header, parents) return c.verifySeal(chain, header, parents)
} }

8
eth/downloader/downloader.go
View file

@ -38,8 +38,8 @@ import (
var ( var (
MaxHashFetch = 512 // Amount of hashes to be fetched per retrieval request MaxHashFetch = 512 // Amount of hashes to be fetched per retrieval request
MaxBlockFetch = 128 // Amount of blocks to be fetched per retrieval request MaxBlockFetch = 900 // Amount of blocks to be fetched per retrieval request
MaxHeaderFetch = 192 // Amount of block headers to be fetched per retrieval request MaxHeaderFetch = 900 // Amount of block headers to be fetched per retrieval request
MaxSkeletonSize = 128 // Number of header fetches to need for a skeleton assembly MaxSkeletonSize = 128 // Number of header fetches to need for a skeleton assembly
MaxBodyFetch = 128 // Amount of block bodies to be fetched per retrieval request MaxBodyFetch = 128 // Amount of block bodies to be fetched per retrieval request
MaxReceiptFetch = 256 // Amount of transaction receipts to allow fetching per request MaxReceiptFetch = 256 // Amount of transaction receipts to allow fetching per request
@ -56,8 +56,8 @@ var (
qosConfidenceCap = 10 // Number of peers above which not to modify RTT confidence qosConfidenceCap = 10 // Number of peers above which not to modify RTT confidence
qosTuningImpact = 0.25 // Impact that a new tuning target has on the previous value qosTuningImpact = 0.25 // Impact that a new tuning target has on the previous value
maxQueuedHeaders = 32 * 1024 // [eth/62] Maximum number of headers to queue for import (DOS protection) maxQueuedHeaders = 900 // [eth/62] Maximum number of headers to queue for import (DOS protection)
maxHeadersProcess = 2048 // Number of header download results to import at once into the chain maxHeadersProcess = 900 // Number of header download results to import at once into the chain
maxResultsProcess = 2048 // Number of content download results to import at once into the chain maxResultsProcess = 2048 // Number of content download results to import at once into the chain
fsHeaderCheckFrequency = 100 // Verification frequency of the downloaded headers during fast sync fsHeaderCheckFrequency = 100 // Verification frequency of the downloaded headers during fast sync