// Copyright 2016 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 // it under the terms of the GNU Lesser General Public License as published by // the Free Software Foundation, either version 3 of the License, or // (at your option) any later version. // // The go-ethereum library is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU Lesser General Public License for more details. // // You should have received a copy of the GNU Lesser General Public License // along with the go-ethereum library. If not, see . package params import ( "encoding/binary" "fmt" "math/big" "path" "github.com/ledgerwatch/erigon/common" "github.com/ledgerwatch/erigon/common/paths" "github.com/ledgerwatch/erigon/crypto" ) const ( MainnetChainName = "mainnet" RopstenChainName = "ropsten" RinkebyChainName = "rinkeby" GoerliChainName = "goerli" DevChainName = "dev" ErigonMineName = "erigonmine" CalaverasChainName = "calaveras" SokolChainName = "sokol" ) // Genesis hashes to enforce below configs on. var ( MainnetGenesisHash = common.HexToHash("0xd4e56740f876aef8c010b86a40d5f56745a118d0906a34e69aec8c0db1cb8fa3") RopstenGenesisHash = common.HexToHash("0x41941023680923e0fe4d74a34bdac8141f2540e3ae90623718e47d66d1ca4a2d") RinkebyGenesisHash = common.HexToHash("0x6341fd3daf94b748c72ced5a5b26028f2474f5f00d824504e4fa37a75767e177") GoerliGenesisHash = common.HexToHash("0xbf7e331f7f7c1dd2e05159666b3bf8bc7a8a3a9eb1d518969eab529dd9b88c1a") ErigonGenesisHash = common.HexToHash("0xfecd5c85712e36f30f09ba3a42386b42c46b5ba5395a4246b952e655f9aa0f58") CalaverasGenesisHash = common.HexToHash("0xeb9233d066c275efcdfed8037f4fc082770176aefdbcb7691c71da412a5670f2") SokolGenesisHash = common.HexToHash("0x5b28c1bfd3a15230c9a46b399cd0f9a6920d432e85381cc6a140b06e8410112f") ) var ( SokolGenesisEpochProof = common.FromHex("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) var ( SokolGenesisStateRoot = common.HexToHash("0xfad4af258fd11939fae0c6c6eec9d340b1caac0b0196fd9a1bc3f489c5bf00b3") ) // TrustedCheckpoints associates each known checkpoint with the genesis hash of // the chain it belongs to. var TrustedCheckpoints = map[common.Hash]*TrustedCheckpoint{ MainnetGenesisHash: MainnetTrustedCheckpoint, RopstenGenesisHash: RopstenTrustedCheckpoint, RinkebyGenesisHash: RinkebyTrustedCheckpoint, GoerliGenesisHash: GoerliTrustedCheckpoint, } // CheckpointOracles associates each known checkpoint oracles with the genesis hash of // the chain it belongs to. var CheckpointOracles = map[common.Hash]*CheckpointOracleConfig{ MainnetGenesisHash: MainnetCheckpointOracle, RopstenGenesisHash: RopstenCheckpointOracle, RinkebyGenesisHash: RinkebyCheckpointOracle, GoerliGenesisHash: GoerliCheckpointOracle, } var ( // MainnetChainConfig is the chain parameters to run a node on the main network. MainnetChainConfig = &ChainConfig{ ChainName: MainnetChainName, ChainID: big.NewInt(1), HomesteadBlock: big.NewInt(1_150_000), DAOForkBlock: big.NewInt(1_920_000), DAOForkSupport: true, EIP150Block: big.NewInt(2_463_000), EIP150Hash: common.HexToHash("0x2086799aeebeae135c246c65021c82b4e15a2c451340993aacfd2751886514f0"), EIP155Block: big.NewInt(2_675_000), EIP158Block: big.NewInt(2_675_000), ByzantiumBlock: big.NewInt(4_370_000), ConstantinopleBlock: big.NewInt(7_280_000), PetersburgBlock: big.NewInt(7_280_000), IstanbulBlock: big.NewInt(9_069_000), MuirGlacierBlock: big.NewInt(9_200_000), BerlinBlock: big.NewInt(12_244_000), Ethash: new(EthashConfig), } // MainnetTrustedCheckpoint contains the light client trusted checkpoint for the main network. MainnetTrustedCheckpoint = &TrustedCheckpoint{ SectionIndex: 364, SectionHead: common.HexToHash("0x3fd20ff221f5e962bb66f57a61973bfc2ba959879a6509384a80a45d208b5afc"), CHTRoot: common.HexToHash("0xe35b3b807f4e9427fb4e2929961c78a9dc10f503a538319031cc7d00946a0591"), BloomRoot: common.HexToHash("0x340553b378b2db214b898be15c80ac5be7caffc2e6448fd6f7aff23290d89296"), } // MainnetCheckpointOracle contains a set of configs for the main network oracle. MainnetCheckpointOracle = &CheckpointOracleConfig{ Address: common.HexToAddress("0x9a9070028361F7AAbeB3f2F2Dc07F82C4a98A02a"), Signers: []common.Address{ common.HexToAddress("0x1b2C260efc720BE89101890E4Db589b44E950527"), // Peter common.HexToAddress("0x78d1aD571A1A09D60D9BBf25894b44e4C8859595"), // Martin common.HexToAddress("0x286834935f4A8Cfb4FF4C77D5770C2775aE2b0E7"), // Zsolt common.HexToAddress("0xb86e2B0Ab5A4B1373e40c51A7C712c70Ba2f9f8E"), // Gary common.HexToAddress("0x0DF8fa387C602AE62559cC4aFa4972A7045d6707"), // Guillaume }, Threshold: 2, } // RopstenChainConfig contains the chain parameters to run a node on the Ropsten test network. RopstenChainConfig = &ChainConfig{ ChainName: RopstenChainName, ChainID: big.NewInt(3), HomesteadBlock: big.NewInt(0), DAOForkBlock: nil, DAOForkSupport: true, EIP150Block: big.NewInt(0), EIP150Hash: common.HexToHash("0x41941023680923e0fe4d74a34bdac8141f2540e3ae90623718e47d66d1ca4a2d"), EIP155Block: big.NewInt(10), EIP158Block: big.NewInt(10), ByzantiumBlock: big.NewInt(1_700_000), ConstantinopleBlock: big.NewInt(4_230_000), PetersburgBlock: big.NewInt(4_939_394), IstanbulBlock: big.NewInt(6_485_846), MuirGlacierBlock: big.NewInt(7_117_117), BerlinBlock: big.NewInt(9_812_189), LondonBlock: big.NewInt(10_499_401), Ethash: new(EthashConfig), } // RopstenTrustedCheckpoint contains the light client trusted checkpoint for the Ropsten test network. RopstenTrustedCheckpoint = &TrustedCheckpoint{ SectionIndex: 279, SectionHead: common.HexToHash("0x4a4912848d4c06090097073357c10015d11c6f4544a0f93cbdd584701c3b7d58"), CHTRoot: common.HexToHash("0x9053b7867ae921e80a4e2f5a4b15212e4af3d691ca712fb33dc150e9c6ea221c"), BloomRoot: common.HexToHash("0x3dc04cb1be7ddc271f3f83469b47b76184a79d7209ef51d85b1539ea6d25a645"), } // RopstenCheckpointOracle contains a set of configs for the Ropsten test network oracle. RopstenCheckpointOracle = &CheckpointOracleConfig{ Address: common.HexToAddress("0xEF79475013f154E6A65b54cB2742867791bf0B84"), Signers: []common.Address{ common.HexToAddress("0x32162F3581E88a5f62e8A61892B42C46E2c18f7b"), // Peter common.HexToAddress("0x78d1aD571A1A09D60D9BBf25894b44e4C8859595"), // Martin common.HexToAddress("0x286834935f4A8Cfb4FF4C77D5770C2775aE2b0E7"), // Zsolt common.HexToAddress("0xb86e2B0Ab5A4B1373e40c51A7C712c70Ba2f9f8E"), // Gary common.HexToAddress("0x0DF8fa387C602AE62559cC4aFa4972A7045d6707"), // Guillaume }, Threshold: 2, } // RinkebyChainConfig contains the chain parameters to run a node on the Rinkeby test network. RinkebyChainConfig = &ChainConfig{ ChainName: RinkebyChainName, ChainID: big.NewInt(4), HomesteadBlock: big.NewInt(1), DAOForkBlock: nil, DAOForkSupport: true, EIP150Block: big.NewInt(2), EIP150Hash: common.HexToHash("0x9b095b36c15eaf13044373aef8ee0bd3a382a5abb92e402afa44b8249c3a90e9"), EIP155Block: big.NewInt(3), EIP158Block: big.NewInt(3), ByzantiumBlock: big.NewInt(1_035_301), ConstantinopleBlock: big.NewInt(3_660_663), PetersburgBlock: big.NewInt(4_321_234), IstanbulBlock: big.NewInt(5_435_345), MuirGlacierBlock: nil, BerlinBlock: big.NewInt(8_290_928), LondonBlock: big.NewInt(8_897_988), Clique: &CliqueConfig{ Period: 15, Epoch: 30000, }, } // RinkebyTrustedCheckpoint contains the light client trusted checkpoint for the Rinkeby test network. RinkebyTrustedCheckpoint = &TrustedCheckpoint{ SectionIndex: 248, SectionHead: common.HexToHash("0x26874cf023695778cc3175d1bec19894204d8d0b756b587e81e35f300dc5b33c"), CHTRoot: common.HexToHash("0xc129d1ed6673c5d3e1068e9d97244e72952b7ca08acbd7b3bfa58bc3085c442c"), BloomRoot: common.HexToHash("0x1dafe79dcd7d348782aa834a4a4397890d9ad90643736791132ed5c16879a037"), } // RinkebyCheckpointOracle contains a set of configs for the Rinkeby test network oracle. RinkebyCheckpointOracle = &CheckpointOracleConfig{ Address: common.HexToAddress("0xebe8eFA441B9302A0d7eaECc277c09d20D684540"), Signers: []common.Address{ common.HexToAddress("0xd9c9cd5f6779558b6e0ed4e6acf6b1947e7fa1f3"), // Peter common.HexToAddress("0x78d1aD571A1A09D60D9BBf25894b44e4C8859595"), // Martin common.HexToAddress("0x286834935f4A8Cfb4FF4C77D5770C2775aE2b0E7"), // Zsolt common.HexToAddress("0xb86e2B0Ab5A4B1373e40c51A7C712c70Ba2f9f8E"), // Gary }, Threshold: 2, } // GoerliChainConfig contains the chain parameters to run a node on the Görli test network. GoerliChainConfig = &ChainConfig{ ChainName: GoerliChainName, ChainID: big.NewInt(5), HomesteadBlock: big.NewInt(0), DAOForkBlock: nil, DAOForkSupport: true, EIP150Block: big.NewInt(0), EIP155Block: big.NewInt(0), EIP158Block: big.NewInt(0), ByzantiumBlock: big.NewInt(0), ConstantinopleBlock: big.NewInt(0), PetersburgBlock: big.NewInt(0), IstanbulBlock: big.NewInt(1_561_651), MuirGlacierBlock: nil, BerlinBlock: big.NewInt(4_460_644), LondonBlock: big.NewInt(5_062_605), Clique: &CliqueConfig{ Period: 15, Epoch: 30000, }, } // GoerliTrustedCheckpoint contains the light client trusted checkpoint for the Görli test network. GoerliTrustedCheckpoint = &TrustedCheckpoint{ SectionIndex: 132, SectionHead: common.HexToHash("0x29fa240c97b47ecbfef3fea8b3cff035d93154d1d48b25e3333cf2f7067c5324"), CHTRoot: common.HexToHash("0x85e5c59e5b202284291405dadc40dc36ab6417bd189fb18be24f6dcab6b80511"), BloomRoot: common.HexToHash("0x0b7afdd200477f46e982e2cabc822ac454424986fa50d899685dfaeede1f882d"), } // GoerliCheckpointOracle contains a set of configs for the Goerli test network oracle. GoerliCheckpointOracle = &CheckpointOracleConfig{ Address: common.HexToAddress("0x18CA0E045F0D772a851BC7e48357Bcaab0a0795D"), Signers: []common.Address{ common.HexToAddress("0x4769bcaD07e3b938B7f43EB7D278Bc7Cb9efFb38"), // Peter common.HexToAddress("0x78d1aD571A1A09D60D9BBf25894b44e4C8859595"), // Martin common.HexToAddress("0x286834935f4A8Cfb4FF4C77D5770C2775aE2b0E7"), // Zsolt common.HexToAddress("0xb86e2B0Ab5A4B1373e40c51A7C712c70Ba2f9f8E"), // Gary common.HexToAddress("0x0DF8fa387C602AE62559cC4aFa4972A7045d6707"), // Guillaume }, Threshold: 2, } // MainnetChainConfig is the chain parameters to run a PoW dev net to test Erigon mining ErigonChainConfig = &ChainConfig{ ChainName: ErigonMineName, ChainID: new(big.Int).SetBytes([]byte("erigon-mine")), HomesteadBlock: big.NewInt(0), DAOForkBlock: nil, DAOForkSupport: true, EIP150Block: big.NewInt(0), EIP155Block: big.NewInt(0), EIP158Block: big.NewInt(0), ByzantiumBlock: big.NewInt(0), ConstantinopleBlock: big.NewInt(0), PetersburgBlock: big.NewInt(0), IstanbulBlock: big.NewInt(0), MuirGlacierBlock: big.NewInt(0), BerlinBlock: big.NewInt(0), Ethash: new(EthashConfig), } CalaverasChainConfig = &ChainConfig{ ChainName: CalaverasChainName, ChainID: big.NewInt(123), HomesteadBlock: big.NewInt(0), DAOForkBlock: nil, DAOForkSupport: true, EIP150Block: big.NewInt(0), EIP155Block: big.NewInt(0), EIP158Block: big.NewInt(0), ByzantiumBlock: big.NewInt(0), ConstantinopleBlock: big.NewInt(0), PetersburgBlock: big.NewInt(0), IstanbulBlock: big.NewInt(0), MuirGlacierBlock: nil, BerlinBlock: big.NewInt(0), LondonBlock: big.NewInt(500), Clique: &CliqueConfig{ Period: 30, Epoch: 30000, }, } SokolChainConfig = &ChainConfig{ ChainName: SokolChainName, ChainID: big.NewInt(77), HomesteadBlock: big.NewInt(0), DAOForkBlock: nil, DAOForkSupport: true, EIP150Block: big.NewInt(0), EIP155Block: big.NewInt(0), EIP158Block: big.NewInt(0), /* "eip140Transition": "0x0", in Byzantium "eip211Transition": "0x0", in Byzantium "eip214Transition": "0x0", in Byzantium "eip658Transition": "0x0", in Byzantium Byzantium also has EIP-100, EIP-196, EIP-197, EIP-198, EIP-649 "eip145Transition": 6464300, in Constantinople "eip1014Transition": 6464300, in Constantinople "eip1052Transition": 6464300, in Constantinople "eip1283Transition": 6464300, in Constantinople Constantinople also has EIP-1234 (bomb) "eip1283DisableTransition": 7026400, in Petersburg Petersburg has nothing else "eip1283ReenableTransition": 12095200, ???? "eip1344Transition": 12095200, in Istanbul "eip1706Transition": 12095200, ???? [EIP-2200] has superseded [EIP-1706] "eip1884Transition": 12095200, in Istanbul "eip2028Transition": 12095200, in Istanbul Istanbul also has 152, 1108, 2200 "eip2929Transition": 21050600, in Berlin ? "eip2930Transition": 21050600 in Berlin ? Berlin also has 663, 1057, 1380, 1702, 1962, 1985, 2045, 2046 London : not in list */ ByzantiumBlock: big.NewInt(0), ConstantinopleBlock: big.NewInt(6464300), PetersburgBlock: big.NewInt(7026400), IstanbulBlock: big.NewInt(12095200), MuirGlacierBlock: nil, BerlinBlock: big.NewInt(21050600), //LondonBlock: big.NewInt(21050600), Aura: &AuRaConfig{}, } // AllEthashProtocolChanges contains every protocol change (EIPs) introduced // and accepted by the Ethereum core developers into the Ethash consensus. // // This configuration is intentionally not using keyed fields to force anyone // adding flags to the config to also have to set these fields. AllEthashProtocolChanges = &ChainConfig{ ChainID: big.NewInt(1337), HomesteadBlock: big.NewInt(0), DAOForkBlock: nil, DAOForkSupport: false, EIP150Block: big.NewInt(0), EIP150Hash: common.Hash{}, EIP155Block: big.NewInt(0), EIP158Block: big.NewInt(0), ByzantiumBlock: big.NewInt(0), ConstantinopleBlock: big.NewInt(0), PetersburgBlock: big.NewInt(0), IstanbulBlock: big.NewInt(0), MuirGlacierBlock: big.NewInt(0), BerlinBlock: big.NewInt(0), LondonBlock: nil, Ethash: new(EthashConfig), Clique: nil, } // AllCliqueProtocolChanges contains every protocol change (EIPs) introduced // and accepted by the Ethereum core developers into the Clique consensus. // // This configuration is intentionally not using keyed fields to force anyone // adding flags to the config to also have to set these fields. AllCliqueProtocolChanges = &ChainConfig{ ChainID: big.NewInt(1337), HomesteadBlock: big.NewInt(0), DAOForkBlock: nil, DAOForkSupport: false, EIP150Block: big.NewInt(0), EIP150Hash: common.Hash{}, EIP155Block: big.NewInt(0), EIP158Block: big.NewInt(0), ByzantiumBlock: big.NewInt(0), ConstantinopleBlock: big.NewInt(0), PetersburgBlock: big.NewInt(0), IstanbulBlock: big.NewInt(0), MuirGlacierBlock: big.NewInt(0), BerlinBlock: big.NewInt(0), LondonBlock: nil, Ethash: nil, Clique: &CliqueConfig{Period: 0, Epoch: 30000}, } CliqueSnapshot = NewSnapshotConfig(10, 1024, 16384, true, "") TestChainConfig = &ChainConfig{ ChainID: big.NewInt(1), HomesteadBlock: big.NewInt(0), DAOForkBlock: nil, DAOForkSupport: false, EIP150Block: big.NewInt(0), EIP150Hash: common.Hash{}, EIP155Block: big.NewInt(0), EIP158Block: big.NewInt(0), ByzantiumBlock: big.NewInt(0), ConstantinopleBlock: big.NewInt(0), PetersburgBlock: big.NewInt(0), IstanbulBlock: big.NewInt(0), MuirGlacierBlock: big.NewInt(0), BerlinBlock: big.NewInt(0), LondonBlock: nil, Ethash: new(EthashConfig), Clique: nil, } TestRules = TestChainConfig.Rules(0) ) // 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 { SectionIndex uint64 `json:"sectionIndex"` SectionHead common.Hash `json:"sectionHead"` CHTRoot common.Hash `json:"chtRoot"` BloomRoot common.Hash `json:"bloomRoot"` } // HashEqual returns an indicator comparing the itself hash with given one. func (c *TrustedCheckpoint) HashEqual(hash common.Hash) bool { if c.Empty() { return hash == common.Hash{} } return c.Hash() == hash } // Hash returns the hash of checkpoint's four key fields(index, sectionHead, chtRoot and bloomTrieRoot). func (c *TrustedCheckpoint) Hash() common.Hash { buf := make([]byte, 8+3*common.HashLength) binary.BigEndian.PutUint64(buf, c.SectionIndex) copy(buf[8:], c.SectionHead.Bytes()) copy(buf[8+common.HashLength:], c.CHTRoot.Bytes()) copy(buf[8+2*common.HashLength:], c.BloomRoot.Bytes()) return crypto.Keccak256Hash(buf) } // Empty returns an indicator whether the checkpoint is regarded as empty. func (c *TrustedCheckpoint) Empty() bool { return c.SectionHead == (common.Hash{}) || c.CHTRoot == (common.Hash{}) || c.BloomRoot == (common.Hash{}) } // CheckpointOracleConfig represents a set of checkpoint contract(which acts as an oracle) // config which used for light client checkpoint syncing. type CheckpointOracleConfig struct { Address common.Address `json:"address"` Signers []common.Address `json:"signers"` Threshold uint64 `json:"threshold"` } // ChainConfig is the core config which determines the blockchain settings. // // ChainConfig is stored in the database on a per block basis. This means // that any network, identified by its genesis block, can have its own // set of configuration options. type ChainConfig struct { ChainName string ChainID *big.Int `json:"chainId"` // chainId identifies the current chain and is used for replay protection HomesteadBlock *big.Int `json:"homesteadBlock,omitempty"` // Homestead switch block (nil = no fork, 0 = already homestead) DAOForkBlock *big.Int `json:"daoForkBlock,omitempty"` // TheDAO hard-fork switch block (nil = no fork) DAOForkSupport bool `json:"daoForkSupport,omitempty"` // Whether the nodes supports or opposes the DAO hard-fork // EIP150 implements the Gas price changes (https://github.com/ethereum/EIPs/issues/150) EIP150Block *big.Int `json:"eip150Block,omitempty"` // EIP150 HF block (nil = no fork) EIP150Hash common.Hash `json:"eip150Hash,omitempty"` // EIP150 HF hash (needed for header only clients as only gas pricing changed) EIP155Block *big.Int `json:"eip155Block,omitempty"` // EIP155 HF block EIP158Block *big.Int `json:"eip158Block,omitempty"` // EIP158 HF block ByzantiumBlock *big.Int `json:"byzantiumBlock,omitempty"` // Byzantium switch block (nil = no fork, 0 = already on byzantium) ConstantinopleBlock *big.Int `json:"constantinopleBlock,omitempty"` // Constantinople switch block (nil = no fork, 0 = already activated) PetersburgBlock *big.Int `json:"petersburgBlock,omitempty"` // Petersburg switch block (nil = same as Constantinople) IstanbulBlock *big.Int `json:"istanbulBlock,omitempty"` // Istanbul switch block (nil = no fork, 0 = already on istanbul) MuirGlacierBlock *big.Int `json:"muirGlacierBlock,omitempty"` // Eip-2384 (bomb delay) switch block (nil = no fork, 0 = already activated) BerlinBlock *big.Int `json:"berlinBlock,omitempty"` // Berlin switch block (nil = no fork, 0 = already on berlin) LondonBlock *big.Int `json:"londonBlock,omitempty"` // London switch block (nil = no fork, 0 = already on london) // Various consensus engines Ethash *EthashConfig `json:"ethash,omitempty"` Clique *CliqueConfig `json:"clique,omitempty"` Aura *AuRaConfig `json:"aura,omitempty"` } // EthashConfig is the consensus engine configs for proof-of-work based sealing. type EthashConfig struct{} // String implements the stringer interface, returning the consensus engine details. func (c *EthashConfig) String() string { return "ethash" } // CliqueConfig is the consensus engine configs for proof-of-authority based sealing. type CliqueConfig struct { Period uint64 `json:"period"` // Number of seconds between blocks to enforce Epoch uint64 `json:"epoch"` // Epoch length to reset votes and checkpoint } // AuRaConfig is the consensus engine configs for proof-of-authority based sealing. type AuRaConfig struct { DBPath string InMemory bool Etherbase common.Address // same as miner etherbase } // String implements the stringer interface, returning the consensus engine details. func (c *CliqueConfig) String() string { return "clique" } // String implements the fmt.Stringer interface. func (c *ChainConfig) String() string { var engine interface{} switch { case c.Ethash != nil: engine = c.Ethash case c.Clique != nil: engine = c.Clique default: engine = "unknown" } return fmt.Sprintf("{ChainID: %v Homestead: %v DAO: %v DAOSupport: %v EIP150: %v EIP155: %v EIP158: %v Byzantium: %v Constantinople: %v Petersburg: %v Istanbul: %v, Muir Glacier: %v, Berlin: %v, London: %v, Engine: %v}", c.ChainID, c.HomesteadBlock, c.DAOForkBlock, c.DAOForkSupport, c.EIP150Block, c.EIP155Block, c.EIP158Block, c.ByzantiumBlock, c.ConstantinopleBlock, c.PetersburgBlock, c.IstanbulBlock, c.MuirGlacierBlock, c.BerlinBlock, c.LondonBlock, engine, ) } type SnapshotConfig struct { CheckpointInterval uint64 // Number of blocks after which to save the vote snapshot to the database InmemorySnapshots int // Number of recent vote snapshots to keep in memory InmemorySignatures int // Number of recent block signatures to keep in memory DBPath string InMemory bool } const cliquePath = "clique" func NewSnapshotConfig(checkpointInterval uint64, inmemorySnapshots int, inmemorySignatures int, inmemory bool, dbPath string) *SnapshotConfig { if len(dbPath) == 0 { dbPath = paths.DefaultDataDir() } return &SnapshotConfig{ checkpointInterval, inmemorySnapshots, inmemorySignatures, path.Join(dbPath, cliquePath), inmemory, } } // IsHomestead returns whether num is either equal to the homestead block or greater. func (c *ChainConfig) IsHomestead(num uint64) bool { return isForked(c.HomesteadBlock, num) } // IsDAOFork returns whether num is either equal to the DAO fork block or greater. func (c *ChainConfig) IsDAOFork(num uint64) bool { return isForked(c.DAOForkBlock, num) } // IsEIP150 returns whether num is either equal to the EIP150 fork block or greater. func (c *ChainConfig) IsEIP150(num uint64) bool { return isForked(c.EIP150Block, num) } // IsEIP155 returns whether num is either equal to the EIP155 fork block or greater. func (c *ChainConfig) IsEIP155(num uint64) bool { return isForked(c.EIP155Block, num) } // IsEIP158 returns whether num is either equal to the EIP158 fork block or greater. func (c *ChainConfig) IsEIP158(num uint64) bool { return isForked(c.EIP158Block, num) } // IsByzantium returns whether num is either equal to the Byzantium fork block or greater. func (c *ChainConfig) IsByzantium(num uint64) bool { return isForked(c.ByzantiumBlock, num) } // IsConstantinople returns whether num is either equal to the Constantinople fork block or greater. func (c *ChainConfig) IsConstantinople(num uint64) bool { return isForked(c.ConstantinopleBlock, num) } // IsMuirGlacier returns whether num is either equal to the Muir Glacier (EIP-2384) fork block or greater. func (c *ChainConfig) IsMuirGlacier(num uint64) bool { return isForked(c.MuirGlacierBlock, num) } // IsPetersburg returns whether num is either // - equal to or greater than the PetersburgBlock fork block, // - OR is nil, and Constantinople is active func (c *ChainConfig) IsPetersburg(num uint64) bool { return isForked(c.PetersburgBlock, num) || c.PetersburgBlock == nil && isForked(c.ConstantinopleBlock, num) } // IsIstanbul returns whether num is either equal to the Istanbul fork block or greater. func (c *ChainConfig) IsIstanbul(num uint64) bool { return isForked(c.IstanbulBlock, num) } // IsBerlin returns whether num is either equal to the Berlin fork block or greater. func (c *ChainConfig) IsBerlin(num uint64) bool { return isForked(c.BerlinBlock, num) } // IsLondon returns whether num is either equal to the London fork block or greater. func (c *ChainConfig) IsLondon(num uint64) bool { return isForked(c.LondonBlock, num) } // CheckCompatible checks whether scheduled fork transitions have been imported // with a mismatching chain configuration. func (c *ChainConfig) CheckCompatible(newcfg *ChainConfig, height uint64) *ConfigCompatError { bhead := height // Iterate checkCompatible to find the lowest conflict. var lasterr *ConfigCompatError for { err := c.checkCompatible(newcfg, bhead) if err == nil || (lasterr != nil && err.RewindTo == lasterr.RewindTo) { break } lasterr = err bhead = err.RewindTo } return lasterr } // CheckConfigForkOrder checks that we don't "skip" any forks, geth isn't pluggable enough // to guarantee that forks can be implemented in a different order than on official networks func (c *ChainConfig) CheckConfigForkOrder() error { type fork struct { name string block *big.Int optional bool // if true, the fork may be nil and next fork is still allowed } var lastFork fork for _, cur := range []fork{ {name: "homesteadBlock", block: c.HomesteadBlock}, {name: "daoForkBlock", block: c.DAOForkBlock, optional: true}, {name: "eip150Block", block: c.EIP150Block}, {name: "eip155Block", block: c.EIP155Block}, {name: "eip158Block", block: c.EIP158Block}, {name: "byzantiumBlock", block: c.ByzantiumBlock}, {name: "constantinopleBlock", block: c.ConstantinopleBlock}, {name: "petersburgBlock", block: c.PetersburgBlock}, {name: "istanbulBlock", block: c.IstanbulBlock}, {name: "muirGlacierBlock", block: c.MuirGlacierBlock, optional: true}, {name: "berlinBlock", block: c.BerlinBlock}, {name: "londonBlock", block: c.LondonBlock}, } { if lastFork.name != "" { // Next one must be higher number if lastFork.block == nil && cur.block != nil { return fmt.Errorf("unsupported fork ordering: %v not enabled, but %v enabled at %v", lastFork.name, cur.name, cur.block) } if lastFork.block != nil && cur.block != nil { if lastFork.block.Cmp(cur.block) > 0 { return fmt.Errorf("unsupported fork ordering: %v enabled at %v, but %v enabled at %v", lastFork.name, lastFork.block, cur.name, cur.block) } } // If it was optional and not set, then ignore it } if !cur.optional || cur.block != nil { lastFork = cur } } return nil } func (c *ChainConfig) checkCompatible(newcfg *ChainConfig, head uint64) *ConfigCompatError { if isForkIncompatible(c.HomesteadBlock, newcfg.HomesteadBlock, head) { return newCompatError("Homestead fork block", c.HomesteadBlock, newcfg.HomesteadBlock) } if isForkIncompatible(c.DAOForkBlock, newcfg.DAOForkBlock, head) { return newCompatError("DAO fork block", c.DAOForkBlock, newcfg.DAOForkBlock) } if c.IsDAOFork(head) && c.DAOForkSupport != newcfg.DAOForkSupport { return newCompatError("DAO fork support flag", c.DAOForkBlock, newcfg.DAOForkBlock) } if isForkIncompatible(c.EIP150Block, newcfg.EIP150Block, head) { return newCompatError("EIP150 fork block", c.EIP150Block, newcfg.EIP150Block) } if isForkIncompatible(c.EIP155Block, newcfg.EIP155Block, head) { return newCompatError("EIP155 fork block", c.EIP155Block, newcfg.EIP155Block) } if isForkIncompatible(c.EIP158Block, newcfg.EIP158Block, head) { return newCompatError("EIP158 fork block", c.EIP158Block, newcfg.EIP158Block) } if c.IsEIP158(head) && !configNumEqual(c.ChainID, newcfg.ChainID) { return newCompatError("EIP158 chain ID", c.EIP158Block, newcfg.EIP158Block) } if isForkIncompatible(c.ByzantiumBlock, newcfg.ByzantiumBlock, head) { return newCompatError("Byzantium fork block", c.ByzantiumBlock, newcfg.ByzantiumBlock) } if isForkIncompatible(c.ConstantinopleBlock, newcfg.ConstantinopleBlock, head) { return newCompatError("Constantinople fork block", c.ConstantinopleBlock, newcfg.ConstantinopleBlock) } if isForkIncompatible(c.PetersburgBlock, newcfg.PetersburgBlock, head) { // the only case where we allow Petersburg to be set in the past is if it is equal to Constantinople // mainly to satisfy fork ordering requirements which state that Petersburg fork be set if Constantinople fork is set if isForkIncompatible(c.ConstantinopleBlock, newcfg.PetersburgBlock, head) { return newCompatError("Petersburg fork block", c.PetersburgBlock, newcfg.PetersburgBlock) } } if isForkIncompatible(c.IstanbulBlock, newcfg.IstanbulBlock, head) { return newCompatError("Istanbul fork block", c.IstanbulBlock, newcfg.IstanbulBlock) } if isForkIncompatible(c.MuirGlacierBlock, newcfg.MuirGlacierBlock, head) { return newCompatError("Muir Glacier fork block", c.MuirGlacierBlock, newcfg.MuirGlacierBlock) } if isForkIncompatible(c.BerlinBlock, newcfg.BerlinBlock, head) { return newCompatError("Berlin fork block", c.BerlinBlock, newcfg.BerlinBlock) } if isForkIncompatible(c.LondonBlock, newcfg.LondonBlock, head) { return newCompatError("London fork block", c.LondonBlock, newcfg.LondonBlock) } return nil } // isForkIncompatible returns true if a fork scheduled at s1 cannot be rescheduled to // block s2 because head is already past the fork. func isForkIncompatible(s1, s2 *big.Int, head uint64) bool { return (isForked(s1, head) || isForked(s2, head)) && !configNumEqual(s1, s2) } // isForked returns whether a fork scheduled at block s is active at the given head block. func isForked(s *big.Int, head uint64) bool { if s == nil { return false } return s.Uint64() <= head } func configNumEqual(x, y *big.Int) bool { if x == nil { return y == nil } if y == nil { return x == nil } return x.Cmp(y) == 0 } // ConfigCompatError is raised if the locally-stored blockchain is initialised with a // ChainConfig that would alter the past. type ConfigCompatError struct { What string // block numbers of the stored and new configurations StoredConfig, NewConfig *big.Int // the block number to which the local chain must be rewound to correct the error RewindTo uint64 } func newCompatError(what string, storedblock, newblock *big.Int) *ConfigCompatError { var rew *big.Int switch { case storedblock == nil: rew = newblock case newblock == nil || storedblock.Cmp(newblock) < 0: rew = storedblock default: rew = newblock } err := &ConfigCompatError{what, storedblock, newblock, 0} if rew != nil && rew.Sign() > 0 { err.RewindTo = rew.Uint64() - 1 } return err } func (err *ConfigCompatError) Error() string { return fmt.Sprintf("mismatching %s in database (have %d, want %d, rewindto %d)", err.What, err.StoredConfig, err.NewConfig, err.RewindTo) } // Rules wraps ChainConfig and is merely syntactic sugar or can be used for functions // that do not have or require information about the block. // // Rules is a one time interface meaning that it shouldn't be used in between transition // phases. type Rules struct { ChainID *big.Int IsHomestead, IsEIP150, IsEIP155, IsEIP158 bool IsByzantium, IsConstantinople, IsPetersburg, IsIstanbul bool IsBerlin, IsLondon bool } // Rules ensures c's ChainID is not nil. func (c *ChainConfig) Rules(num uint64) Rules { chainID := c.ChainID if chainID == nil { chainID = new(big.Int) } return Rules{ ChainID: new(big.Int).Set(chainID), IsHomestead: c.IsHomestead(num), IsEIP150: c.IsEIP150(num), IsEIP155: c.IsEIP155(num), IsEIP158: c.IsEIP158(num), IsByzantium: c.IsByzantium(num), IsConstantinople: c.IsConstantinople(num), IsPetersburg: c.IsPetersburg(num), IsIstanbul: c.IsIstanbul(num), IsBerlin: c.IsBerlin(num), IsLondon: c.IsLondon(num), } }