diff options
Diffstat (limited to 'light/postprocess.go')
| -rw-r--r-- | light/postprocess.go | 45 |
1 files changed, 25 insertions, 20 deletions
diff --git a/light/postprocess.go b/light/postprocess.go index bbac58d12..84149fdaa 100644 --- a/light/postprocess.go +++ b/light/postprocess.go @@ -1,4 +1,4 @@ -// Copyright 2016 The go-ethereum Authors +// Copyright 2017 The go-ethereum Authors // This file is part of the go-ethereum library. // // The go-ethereum library is free software: you can redistribute it and/or modify @@ -19,7 +19,6 @@ package light import ( "encoding/binary" "errors" - "fmt" "math/big" "time" @@ -35,8 +34,14 @@ import ( ) const ( - ChtFrequency = 32768 - ChtV1Frequency = 4096 // as long as we want to retain LES/1 compatibility, servers generate CHTs with the old, higher frequency + // CHTFrequencyClient is the block frequency for creating CHTs on the client side. + CHTFrequencyClient = 32768 + + // CHTFrequencyServer is the block frequency for creating CHTs on the server side. + // Eventually this can be merged back with the client version, but that requires a + // full database upgrade, so that should be left for a suitable moment. + CHTFrequencyServer = 4096 + HelperTrieConfirmations = 2048 // number of confirmations before a server is expected to have the given HelperTrie available HelperTrieProcessConfirmations = 256 // number of confirmations before a HelperTrie is generated ) @@ -52,19 +57,19 @@ type trustedCheckpoint struct { var ( mainnetCheckpoint = trustedCheckpoint{ - name: "ETH mainnet", - sectionIdx: 150, - sectionHead: common.HexToHash("1e2e67f289565cbe7bd4367f7960dbd73a3f7c53439e1047cd7ba331c8109e39"), - chtRoot: common.HexToHash("f2a6c9ca143d647b44523cc249f1072c8912358ab873a77a5fdc792b8df99e80"), - bloomTrieRoot: common.HexToHash("c018952fa1513c97857e79fbb9a37acaf8432d5b85e52a78eca7dff5fd5900ee"), + name: "mainnet", + sectionIdx: 153, + sectionHead: common.HexToHash("04c2114a8cbe49ba5c37a03cc4b4b8d3adfc0bd2c78e0e726405dd84afca1d63"), + chtRoot: common.HexToHash("d7ec603e5d30b567a6e894ee7704e4603232f206d3e5a589794cec0c57bf318e"), + bloomTrieRoot: common.HexToHash("0b139b8fb692e21f663ff200da287192201c28ef5813c1ac6ba02a0a4799eef9"), } ropstenCheckpoint = trustedCheckpoint{ - name: "Ropsten testnet", - sectionIdx: 75, - sectionHead: common.HexToHash("12e68324f4578ea3e8e7fb3968167686729396c9279287fa1f1a8b51bb2d05b4"), - chtRoot: common.HexToHash("3e51dc095c69fa654a4cac766e0afff7357515b4b3c3a379c675f810363e54be"), - bloomTrieRoot: common.HexToHash("33e3a70b33c1d73aa698d496a80615e98ed31fa8f56969876180553b32333339"), + name: "ropsten", + sectionIdx: 79, + sectionHead: common.HexToHash("1b1ba890510e06411fdee9bb64ca7705c56a1a4ce3559ddb34b3680c526cb419"), + chtRoot: common.HexToHash("71d60207af74e5a22a3e1cfbfc89f9944f91b49aa980c86fba94d568369eaf44"), + bloomTrieRoot: common.HexToHash("70aca4b3b6d08dde8704c95cedb1420394453c1aec390947751e69ff8c436360"), } ) @@ -100,7 +105,7 @@ func GetChtRoot(db ethdb.Database, sectionIdx uint64, sectionHead common.Hash) c // GetChtV2Root reads the CHT root assoctiated to the given section from the database // Note that sectionIdx is specified according to LES/2 CHT section size func GetChtV2Root(db ethdb.Database, sectionIdx uint64, sectionHead common.Hash) common.Hash { - return GetChtRoot(db, (sectionIdx+1)*(ChtFrequency/ChtV1Frequency)-1, sectionHead) + return GetChtRoot(db, (sectionIdx+1)*(CHTFrequencyClient/CHTFrequencyServer)-1, sectionHead) } // StoreChtRoot writes the CHT root assoctiated to the given section into the database @@ -124,10 +129,10 @@ type ChtIndexerBackend struct { func NewChtIndexer(db ethdb.Database, clientMode bool) *core.ChainIndexer { var sectionSize, confirmReq uint64 if clientMode { - sectionSize = ChtFrequency + sectionSize = CHTFrequencyClient confirmReq = HelperTrieConfirmations } else { - sectionSize = ChtV1Frequency + sectionSize = CHTFrequencyServer confirmReq = HelperTrieProcessConfirmations } idb := ethdb.NewTable(db, "chtIndex-") @@ -174,8 +179,8 @@ func (c *ChtIndexerBackend) Commit() error { } c.triedb.Commit(root, false) - if ((c.section+1)*c.sectionSize)%ChtFrequency == 0 { - log.Info("Storing CHT", "idx", c.section*c.sectionSize/ChtFrequency, "sectionHead", fmt.Sprintf("%064x", c.lastHash), "root", fmt.Sprintf("%064x", root)) + if ((c.section+1)*c.sectionSize)%CHTFrequencyClient == 0 { + log.Info("Storing CHT", "section", c.section*c.sectionSize/CHTFrequencyClient, "head", c.lastHash, "root", root) } StoreChtRoot(c.diskdb, c.section, c.lastHash, root) return nil @@ -294,7 +299,7 @@ func (b *BloomTrieIndexerBackend) Commit() error { b.triedb.Commit(root, false) sectionHead := b.sectionHeads[b.bloomTrieRatio-1] - log.Info("Storing BloomTrie", "section", b.section, "sectionHead", fmt.Sprintf("%064x", sectionHead), "root", fmt.Sprintf("%064x", root), "compression ratio", float64(compSize)/float64(decompSize)) + log.Info("Storing bloom trie", "section", b.section, "head", sectionHead, "root", root, "compression", float64(compSize)/float64(decompSize)) StoreBloomTrieRoot(b.diskdb, b.section, sectionHead, root) return nil |