diff --git a/les/handler.go b/les/handler.go index bef1601c7a..b7678eb024 100644 --- a/les/handler.go +++ b/les/handler.go @@ -1206,11 +1206,12 @@ func (pm *ProtocolManager) txStatus(hashes []common.Hash) []txStatus { // NodeInfo represents a short summary of the Ethereum sub-protocol metadata // known about the host peer. type NodeInfo struct { - Network uint64 `json:"network"` // Ethereum network ID (1=Frontier, 2=Morden, Ropsten=3, Rinkeby=4) - Difficulty *big.Int `json:"difficulty"` // Total difficulty of the host's blockchain - Genesis common.Hash `json:"genesis"` // SHA3 hash of the host's genesis block - Config *params.ChainConfig `json:"config"` // Chain configuration for the fork rules - Head common.Hash `json:"head"` // SHA3 hash of the host's best owned block + Network uint64 `json:"network"` // Ethereum network ID (1=Frontier, 2=Morden, Ropsten=3, Rinkeby=4) + Difficulty *big.Int `json:"difficulty"` // Total difficulty of the host's blockchain + Genesis common.Hash `json:"genesis"` // SHA3 hash of the host's genesis block + Config *params.ChainConfig `json:"config"` // Chain configuration for the fork rules + Head common.Hash `json:"head"` // SHA3 hash of the host's best owned block + CHT light.TrustedCheckpoint `json:"cht"` // Trused CHT checkpoint for fast catchup } // NodeInfo retrieves some protocol metadata about the running host node. @@ -1218,12 +1219,31 @@ func (self *ProtocolManager) NodeInfo() *NodeInfo { head := self.blockchain.CurrentHeader() hash := head.Hash() + var cht light.TrustedCheckpoint + + sections, _, sectionHead := self.odr.ChtIndexer().Sections() + sections2, _, sectionHead2 := self.odr.BloomTrieIndexer().Sections() + if sections2 < sections { + sections = sections2 + sectionHead = sectionHead2 + } + if sections > 0 { + sectionIndex := sections - 1 + cht = light.TrustedCheckpoint{ + SectionIdx: sectionIndex, + SectionHead: sectionHead, + CHTRoot: light.GetChtV2Root(self.chainDb, sectionIndex, sectionHead), + BloomRoot: light.GetBloomTrieRoot(self.chainDb, sectionIndex, sectionHead), + } + } + return &NodeInfo{ Network: self.networkId, Difficulty: self.blockchain.GetTd(hash, head.Number.Uint64()), Genesis: self.blockchain.Genesis().Hash(), Config: self.blockchain.Config(), Head: hash, + CHT: cht, } } diff --git a/light/lightchain.go b/light/lightchain.go index 30b9bd89a6..b7e629e88b 100644 --- a/light/lightchain.go +++ b/light/lightchain.go @@ -116,19 +116,19 @@ func NewLightChain(odr OdrBackend, config *params.ChainConfig, engine consensus. } // addTrustedCheckpoint adds a trusted checkpoint to the blockchain -func (self *LightChain) addTrustedCheckpoint(cp trustedCheckpoint) { +func (self *LightChain) addTrustedCheckpoint(cp TrustedCheckpoint) { if self.odr.ChtIndexer() != nil { - StoreChtRoot(self.chainDb, cp.sectionIdx, cp.sectionHead, cp.chtRoot) - self.odr.ChtIndexer().AddKnownSectionHead(cp.sectionIdx, cp.sectionHead) + StoreChtRoot(self.chainDb, cp.SectionIdx, cp.SectionHead, cp.CHTRoot) + self.odr.ChtIndexer().AddKnownSectionHead(cp.SectionIdx, cp.SectionHead) } if self.odr.BloomTrieIndexer() != nil { - StoreBloomTrieRoot(self.chainDb, cp.sectionIdx, cp.sectionHead, cp.bloomTrieRoot) - self.odr.BloomTrieIndexer().AddKnownSectionHead(cp.sectionIdx, cp.sectionHead) + StoreBloomTrieRoot(self.chainDb, cp.SectionIdx, cp.SectionHead, cp.BloomRoot) + self.odr.BloomTrieIndexer().AddKnownSectionHead(cp.SectionIdx, cp.SectionHead) } if self.odr.BloomIndexer() != nil { - self.odr.BloomIndexer().AddKnownSectionHead(cp.sectionIdx, cp.sectionHead) + self.odr.BloomIndexer().AddKnownSectionHead(cp.SectionIdx, cp.SectionHead) } - log.Info("Added trusted checkpoint", "chain", cp.name, "block", (cp.sectionIdx+1)*CHTFrequencyClient-1, "hash", cp.sectionHead) + log.Info("Added trusted checkpoint", "chain", cp.name, "block", (cp.SectionIdx+1)*CHTFrequencyClient-1, "hash", cp.SectionHead) } func (self *LightChain) getProcInterrupt() bool { diff --git a/light/postprocess.go b/light/postprocess.go index 72ad1dbb1f..007eded2f1 100644 --- a/light/postprocess.go +++ b/light/postprocess.go @@ -49,35 +49,35 @@ const ( HelperTrieProcessConfirmations = 256 // number of confirmations before a HelperTrie is generated ) -// trustedCheckpoint represents a set of post-processed trie roots (CHT and BloomTrie) associated with +// TrustedCheckpoint represents a set of post-processed trie roots (CHT and BloomTrie) associated with // the appropriate section index and head hash. It is used to start light syncing from this checkpoint // and avoid downloading the entire header chain while still being able to securely access old headers/logs. -type trustedCheckpoint struct { - name string - sectionIdx uint64 - sectionHead, chtRoot, bloomTrieRoot common.Hash +type TrustedCheckpoint struct { + name string + SectionIdx uint64 + SectionHead, CHTRoot, BloomRoot common.Hash } var ( - mainnetCheckpoint = trustedCheckpoint{ - name: "mainnet", - sectionIdx: 179, - sectionHead: common.HexToHash("ae778e455492db1183e566fa0c67f954d256fdd08618f6d5a393b0e24576d0ea"), - chtRoot: common.HexToHash("646b338f9ca74d936225338916be53710ec84020b89946004a8605f04c817f16"), - bloomTrieRoot: common.HexToHash("d0f978f5dbc86e5bf931d8dd5b2ecbebbda6dc78f8896af6a27b46a3ced0ac25"), + mainnetCheckpoint = TrustedCheckpoint{ + name: "mainnet", + SectionIdx: 179, + SectionHead: common.HexToHash("ae778e455492db1183e566fa0c67f954d256fdd08618f6d5a393b0e24576d0ea"), + CHTRoot: common.HexToHash("646b338f9ca74d936225338916be53710ec84020b89946004a8605f04c817f16"), + BloomRoot: common.HexToHash("d0f978f5dbc86e5bf931d8dd5b2ecbebbda6dc78f8896af6a27b46a3ced0ac25"), } - ropstenCheckpoint = trustedCheckpoint{ - name: "ropsten", - sectionIdx: 107, - sectionHead: common.HexToHash("e1988f95399debf45b873e065e5cd61b416ef2e2e5deec5a6f87c3127086e1ce"), - chtRoot: common.HexToHash("15cba18e4de0ab1e95e202625199ba30147aec8b0b70384b66ebea31ba6a18e0"), - bloomTrieRoot: common.HexToHash("e00fa6389b2e597d9df52172cd8e936879eed0fca4fa59db99e2c8ed682562f2"), + ropstenCheckpoint = TrustedCheckpoint{ + name: "ropsten", + SectionIdx: 107, + SectionHead: common.HexToHash("e1988f95399debf45b873e065e5cd61b416ef2e2e5deec5a6f87c3127086e1ce"), + CHTRoot: common.HexToHash("15cba18e4de0ab1e95e202625199ba30147aec8b0b70384b66ebea31ba6a18e0"), + BloomRoot: common.HexToHash("e00fa6389b2e597d9df52172cd8e936879eed0fca4fa59db99e2c8ed682562f2"), } ) // trustedCheckpoints associates each known checkpoint with the genesis hash of the chain it belongs to -var trustedCheckpoints = map[common.Hash]trustedCheckpoint{ +var trustedCheckpoints = map[common.Hash]TrustedCheckpoint{ params.MainnetGenesisHash: mainnetCheckpoint, params.TestnetGenesisHash: ropstenCheckpoint, }