diff options
Diffstat (limited to 'params/config.go')
| -rw-r--r-- | params/config.go | 95 |
1 files changed, 65 insertions, 30 deletions
diff --git a/params/config.go b/params/config.go index bc63a45b9..50268f633 100644 --- a/params/config.go +++ b/params/config.go @@ -26,40 +26,46 @@ import ( var ( // MainnetChainConfig is the chain parameters to run a node on the main network. MainnetChainConfig = &ChainConfig{ - ChainId: MainNetChainID, - HomesteadBlock: MainNetHomesteadBlock, - DAOForkBlock: MainNetDAOForkBlock, - DAOForkSupport: true, - EIP150Block: MainNetHomesteadGasRepriceBlock, - EIP150Hash: MainNetHomesteadGasRepriceHash, - EIP155Block: MainNetSpuriousDragon, - EIP158Block: MainNetSpuriousDragon, - Ethash: new(EthashConfig), + ChainId: MainNetChainID, + HomesteadBlock: MainNetHomesteadBlock, + DAOForkBlock: MainNetDAOForkBlock, + DAOForkSupport: true, + EIP150Block: MainNetHomesteadGasRepriceBlock, + EIP150Hash: MainNetHomesteadGasRepriceHash, + EIP155Block: MainNetSpuriousDragon, + EIP158Block: MainNetSpuriousDragon, + MetropolisBlock: MainNetMetropolisBlock, + + Ethash: new(EthashConfig), } // TestnetChainConfig contains the chain parameters to run a node on the Ropsten test network. TestnetChainConfig = &ChainConfig{ - 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), - Ethash: new(EthashConfig), + 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), + MetropolisBlock: TestNetMetropolisBlock, + + Ethash: new(EthashConfig), } // RinkebyChainConfig contains the chain parameters to run a node on the Rinkeby test network. RinkebyChainConfig = &ChainConfig{ - 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), + 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), + MetropolisBlock: TestNetMetropolisBlock, + Clique: &CliqueConfig{ Period: 15, Epoch: 30000, @@ -68,15 +74,15 @@ var ( // AllProtocolChanges contains every protocol change (EIPs) // introduced and accepted by the Ethereum core developers. - // TestChainConfig is like AllProtocolChanges but has chain ID 1. // // This configuration is intentionally not using keyed fields. // This configuration must *always* have all forks enabled, which // means that all fields must be set at all times. This forces // anyone adding flags to the config to also have to set these // fields. - AllProtocolChanges = &ChainConfig{big.NewInt(1337), big.NewInt(0), nil, false, big.NewInt(0), common.Hash{}, big.NewInt(0), big.NewInt(0), new(EthashConfig), nil} - TestChainConfig = &ChainConfig{big.NewInt(1), big.NewInt(0), nil, false, big.NewInt(0), common.Hash{}, big.NewInt(0), big.NewInt(0), new(EthashConfig), nil} + AllProtocolChanges = &ChainConfig{big.NewInt(1337), big.NewInt(0), nil, false, big.NewInt(0), common.Hash{}, big.NewInt(0), big.NewInt(0), big.NewInt(0), new(EthashConfig), nil} + TestChainConfig = &ChainConfig{big.NewInt(1), big.NewInt(0), nil, false, big.NewInt(0), common.Hash{}, big.NewInt(0), big.NewInt(0), nil, new(EthashConfig), nil} + TestRules = TestChainConfig.Rules(new(big.Int)) ) // ChainConfig is the core config which determines the blockchain settings. @@ -98,6 +104,8 @@ type ChainConfig struct { EIP155Block *big.Int `json:"eip155Block,omitempty"` // EIP155 HF block EIP158Block *big.Int `json:"eip158Block,omitempty"` // EIP158 HF block + MetropolisBlock *big.Int `json:"metropolisBlock,omitempty"` // Metropolis switch block (nil = no fork, 0 = alraedy on homestead) + // Various consensus engines Ethash *EthashConfig `json:"ethash,omitempty"` Clique *CliqueConfig `json:"clique,omitempty"` @@ -133,7 +141,7 @@ func (c *ChainConfig) String() string { default: engine = "unknown" } - return fmt.Sprintf("{ChainID: %v Homestead: %v DAO: %v DAOSupport: %v EIP150: %v EIP155: %v EIP158: %v Engine: %v}", + return fmt.Sprintf("{ChainID: %v Homestead: %v DAO: %v DAOSupport: %v EIP150: %v EIP155: %v EIP158: %v Metropolis: %v Engine: %v}", c.ChainId, c.HomesteadBlock, c.DAOForkBlock, @@ -141,6 +149,7 @@ func (c *ChainConfig) String() string { c.EIP150Block, c.EIP155Block, c.EIP158Block, + c.MetropolisBlock, engine, ) } @@ -167,6 +176,10 @@ func (c *ChainConfig) IsEIP158(num *big.Int) bool { return isForked(c.EIP158Block, num) } +func (c *ChainConfig) IsMetropolis(num *big.Int) bool { + return isForked(c.MetropolisBlock, num) +} + // GasTable returns the gas table corresponding to the current phase (homestead or homestead reprice). // // The returned GasTable's fields shouldn't, under any circumstances, be changed. @@ -224,6 +237,9 @@ func (c *ChainConfig) checkCompatible(newcfg *ChainConfig, head *big.Int) *Confi if c.IsEIP158(head) && !configNumEqual(c.ChainId, newcfg.ChainId) { return newCompatError("EIP158 chain ID", c.EIP158Block, newcfg.EIP158Block) } + if isForkIncompatible(c.MetropolisBlock, newcfg.MetropolisBlock, head) { + return newCompatError("Metropolis fork block", c.MetropolisBlock, newcfg.MetropolisBlock) + } return nil } @@ -281,3 +297,22 @@ func newCompatError(what string, storedblock, newblock *big.Int) *ConfigCompatEr 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 syntatic 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 + IsMetropolis bool +} + +func (c *ChainConfig) Rules(num *big.Int) 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), IsMetropolis: c.IsMetropolis(num)} +} |