bsc/params/config.go

884 lines
36 KiB
Go

// 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 <http://www.gnu.org/licenses/>.
package params
import (
"encoding/binary"
"fmt"
"math/big"
"golang.org/x/crypto/sha3"
"github.com/ethereum/go-ethereum/common"
)
// Genesis hashes to enforce below configs on.
var (
MainnetGenesisHash = common.HexToHash("0xd4e56740f876aef8c010b86a40d5f56745a118d0906a34e69aec8c0db1cb8fa3")
BSCGenesisHash = common.HexToHash("0x0d21840abff46b96c84b2ac9e10e4f5cdaeb5693cb665db62a2f3b02d2d57b5b")
ChapelGenesisHash = common.HexToHash("0x6d3c66c5357ec91d5c43af47e234a939b22557cbb552dc45bebbceeed90fbe34")
RialtoGenesisHash = common.HexToHash("0xee835a629f9cf5510b48b6ba41d69e0ff7d6ef10f977166ef939db41f59f5501")
)
// TrustedCheckpoints associates each known checkpoint with the genesis hash of
// the chain it belongs to.
var TrustedCheckpoints = map[common.Hash]*TrustedCheckpoint{
MainnetGenesisHash: MainnetTrustedCheckpoint,
}
// CheckpointOracles associates each known checkpoint oracles with the genesis hash of
// the chain it belongs to.
var CheckpointOracles = map[common.Hash]*CheckpointOracleConfig{
MainnetGenesisHash: MainnetCheckpointOracle,
}
var (
// MainnetChainConfig is the chain parameters to run a node on the main network.
MainnetChainConfig = &ChainConfig{
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),
RamanujanBlock: big.NewInt(0),
NielsBlock: big.NewInt(0),
MirrorSyncBlock: big.NewInt(0),
BrunoBlock: big.NewInt(0),
EulerBlock: big.NewInt(0),
BerlinBlock: big.NewInt(12_244_000),
LondonBlock: big.NewInt(12_965_000),
ArrowGlacierBlock: big.NewInt(13_773_000),
Ethash: new(EthashConfig),
}
// just for prysm compile pass
// RopstenChainConfig contains the chain parameters to run a node on the Ropsten test network.
RopstenChainConfig = &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),
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),
TerminalTotalDifficulty: new(big.Int).SetUint64(50_000_000_000_000_000),
Ethash: new(EthashConfig),
}
// just for prysm compile pass
// SepoliaChainConfig contains the chain parameters to run a node on the Sepolia test network.
SepoliaChainConfig = &ChainConfig{
ChainID: big.NewInt(11155111),
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),
MirrorSyncBlock: big.NewInt(0),
BrunoBlock: big.NewInt(0),
EulerBlock: big.NewInt(0),
LondonBlock: big.NewInt(0),
Ethash: new(EthashConfig),
}
// just for prysm compile pass
// GoerliChainConfig contains the chain parameters to run a node on the Görli test network.
GoerliChainConfig = &ChainConfig{
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),
RamanujanBlock: big.NewInt(0),
NielsBlock: big.NewInt(0),
MirrorSyncBlock: big.NewInt(0),
BrunoBlock: big.NewInt(0),
EulerBlock: big.NewInt(0),
IstanbulBlock: big.NewInt(1_561_651),
MuirGlacierBlock: nil,
BerlinBlock: big.NewInt(4_460_644),
LondonBlock: big.NewInt(5_062_605),
ArrowGlacierBlock: nil,
Clique: &CliqueConfig{
Period: 15,
Epoch: 30000,
},
}
// MainnetTrustedCheckpoint contains the light client trusted checkpoint for the main network.
MainnetTrustedCheckpoint = &TrustedCheckpoint{
SectionIndex: 413,
SectionHead: common.HexToHash("0x8aa8e64ceadcdc5f23bc41d2acb7295a261a5cf680bb00a34f0e01af08200083"),
CHTRoot: common.HexToHash("0x008af584d385a2610706c5a439d39f15ddd4b691c5d42603f65ae576f703f477"),
BloomRoot: common.HexToHash("0x5a081af71a588f4d90bced242545b08904ad4fb92f7effff2ceb6e50e6dec157"),
}
// 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,
}
BSCChainConfig = &ChainConfig{
ChainID: big.NewInt(56),
HomesteadBlock: big.NewInt(0),
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),
RamanujanBlock: big.NewInt(0),
NielsBlock: big.NewInt(0),
MirrorSyncBlock: big.NewInt(5184000),
BrunoBlock: big.NewInt(13082000),
EulerBlock: big.NewInt(18907621),
NanoBlock: big.NewInt(21962149),
MoranBlock: big.NewInt(22107423),
GibbsBlock: big.NewInt(23846001),
PlanckBlock: big.NewInt(27281024),
// TODO modify blockNumber, make sure the blockNumber is not an integer multiple of 200 (epoch number)
// TODO Caution !!! it should be very careful !!!
BonehBlock: nil,
LynnBlock: nil,
Parlia: &ParliaConfig{
Period: 3,
Epoch: 200,
},
}
ChapelChainConfig = &ChainConfig{
ChainID: big.NewInt(97),
HomesteadBlock: big.NewInt(0),
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),
RamanujanBlock: big.NewInt(1010000),
NielsBlock: big.NewInt(1014369),
MirrorSyncBlock: big.NewInt(5582500),
BrunoBlock: big.NewInt(13837000),
EulerBlock: big.NewInt(19203503),
GibbsBlock: big.NewInt(22800220),
NanoBlock: big.NewInt(23482428),
MoranBlock: big.NewInt(23603940),
PlanckBlock: big.NewInt(28196022),
// TODO modify blockNumber, make sure the blockNumber is not an integer multiple of 200 (epoch number)
// TODO Caution !!! it should be very careful !!!
BonehBlock: nil,
LynnBlock: nil,
Parlia: &ParliaConfig{
Period: 3,
Epoch: 200,
},
}
RialtoChainConfig = &ChainConfig{
ChainID: big.NewInt(1417),
HomesteadBlock: big.NewInt(0),
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),
RamanujanBlock: big.NewInt(400),
NielsBlock: big.NewInt(0),
MirrorSyncBlock: big.NewInt(400),
BrunoBlock: big.NewInt(400),
EulerBlock: big.NewInt(400),
GibbsBlock: big.NewInt(400),
NanoBlock: nil,
MoranBlock: nil,
PlanckBlock: nil,
// TODO
BonehBlock: nil,
LynnBlock: nil,
Parlia: &ParliaConfig{
Period: 3,
Epoch: 200,
},
}
// 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{big.NewInt(1337), big.NewInt(0), nil, false, big.NewInt(0), common.Hash{}, big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), nil, nil, big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), new(EthashConfig), nil, 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{big.NewInt(1337), big.NewInt(0), nil, false, big.NewInt(0), common.Hash{}, big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), nil, nil, big.NewInt(0), nil, nil, nil, big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), nil, nil, nil, big.NewInt(0), big.NewInt(0), nil, &CliqueConfig{Period: 0, Epoch: 30000}, nil}
TestChainConfig = &ChainConfig{big.NewInt(1), big.NewInt(0), nil, false, big.NewInt(0), common.Hash{}, big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), nil, nil, big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), nil, nil, big.NewInt(0), big.NewInt(0), new(EthashConfig), nil, nil}
TestRules = TestChainConfig.Rules(new(big.Int), false)
)
// 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 {
var sectionIndex [8]byte
binary.BigEndian.PutUint64(sectionIndex[:], c.SectionIndex)
w := sha3.NewLegacyKeccak256()
w.Write(sectionIndex[:])
w.Write(c.SectionHead[:])
w.Write(c.CHTRoot[:])
w.Write(c.BloomRoot[:])
var h common.Hash
w.Sum(h[:0])
return h
}
// 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 {
ChainID *big.Int `json:"chainId"` // chainId identifies the current chain and is used for replay protection
HomesteadBlock *big.Int `json:"homesteadBlock,omitempty" toml:",omitempty"` // Homestead switch block (nil = no fork, 0 = already homestead)
DAOForkBlock *big.Int `json:"daoForkBlock,omitempty" toml:",omitempty"` // TheDAO hard-fork switch block (nil = no fork)
DAOForkSupport bool `json:"daoForkSupport,omitempty" toml:",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)
YoloV3Block *big.Int `json:"yoloV3Block,omitempty"` // YOLO v3: Gas repricings TODO @holiman add EIP references
CatalystBlock *big.Int `json:"catalystBlock,omitempty"` // Catalyst switch block (nil = no fork, 0 = already on catalyst)
LondonBlock *big.Int `json:"londonBlock,omitempty"` // London switch block (nil = no fork, 0 = already on london)
ArrowGlacierBlock *big.Int `json:"arrowGlacierBlock,omitempty"` // Eip-4345 (bomb delay) switch block (nil = no fork, 0 = already activated)
MergeForkBlock *big.Int `json:"mergeForkBlock,omitempty"` // EIP-3675 (TheMerge) switch block (nil = no fork, 0 = already in merge proceedings)
// TerminalTotalDifficulty is the amount of total difficulty reached by
// the network that triggers the consensus upgrade.
TerminalTotalDifficulty *big.Int `json:"terminalTotalDifficulty,omitempty"`
RamanujanBlock *big.Int `json:"ramanujanBlock,omitempty" toml:",omitempty"` // ramanujanBlock switch block (nil = no fork, 0 = already activated)
NielsBlock *big.Int `json:"nielsBlock,omitempty" toml:",omitempty"` // nielsBlock switch block (nil = no fork, 0 = already activated)
MirrorSyncBlock *big.Int `json:"mirrorSyncBlock,omitempty" toml:",omitempty"` // mirrorSyncBlock switch block (nil = no fork, 0 = already activated)
BrunoBlock *big.Int `json:"brunoBlock,omitempty" toml:",omitempty"` // brunoBlock switch block (nil = no fork, 0 = already activated)
EulerBlock *big.Int `json:"eulerBlock,omitempty" toml:",omitempty"` // eulerBlock switch block (nil = no fork, 0 = already activated)
GibbsBlock *big.Int `json:"gibbsBlock,omitempty" toml:",omitempty"` // gibbsBlock switch block (nil = no fork, 0 = already activated)
NanoBlock *big.Int `json:"nanoBlock,omitempty" toml:",omitempty"` // nanoBlock switch block (nil = no fork, 0 = already activated)
MoranBlock *big.Int `json:"moranBlock,omitempty" toml:",omitempty"` // moranBlock switch block (nil = no fork, 0 = already activated)
PlanckBlock *big.Int `json:"planckBlock,omitempty" toml:",omitempty"` // planckBlock switch block (nil = no fork, 0 = already activated)
BonehBlock *big.Int `json:"bonehBlock,omitempty" toml:",omitempty"` // bonehBlock switch block (nil = no fork, 0 = already activated)
LynnBlock *big.Int `json:"lynnBlock,omitempty" toml:",omitempty"` // lynnBlock switch block (nil = no fork, 0 = already activated)
// Various consensus engines
Ethash *EthashConfig `json:"ethash,omitempty" toml:",omitempty"`
Clique *CliqueConfig `json:"clique,omitempty" toml:",omitempty"`
Parlia *ParliaConfig `json:"parlia,omitempty" toml:",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
}
// String implements the stringer interface, returning the consensus engine details.
func (c *CliqueConfig) String() string {
return "clique"
}
// ParliaConfig is the consensus engine configs for proof-of-staked-authority based sealing.
type ParliaConfig struct {
Period uint64 `json:"period"` // Number of seconds between blocks to enforce
Epoch uint64 `json:"epoch"` // Epoch length to update validatorSet
}
// String implements the stringer interface, returning the consensus engine details.
func (b *ParliaConfig) String() string {
return "parlia"
}
// 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
case c.Parlia != nil:
engine = c.Parlia
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, Ramanujan: %v, Niels: %v, MirrorSync: %v, Bruno: %v, Berlin: %v, YOLO v3: %v, CatalystBlock: %v, London: %v, ArrowGlacier: %v, MergeFork:%v, Euler: %v, Gibbs: %v, Nano: %v, Moran: %v, Planck: %v,Boneh: %v, Lynn: %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.RamanujanBlock,
c.NielsBlock,
c.MirrorSyncBlock,
c.BrunoBlock,
c.BerlinBlock,
c.YoloV3Block,
c.CatalystBlock,
c.LondonBlock,
c.ArrowGlacierBlock,
c.MergeForkBlock,
c.EulerBlock,
c.GibbsBlock,
c.NanoBlock,
c.MoranBlock,
c.PlanckBlock,
c.BonehBlock,
c.LynnBlock,
engine,
)
}
// IsHomestead returns whether num is either equal to the homestead block or greater.
func (c *ChainConfig) IsHomestead(num *big.Int) 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 *big.Int) 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 *big.Int) 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 *big.Int) 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 *big.Int) 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 *big.Int) 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 *big.Int) bool {
return isForked(c.ConstantinopleBlock, num)
}
// IsRamanujan returns whether num is either equal to the IsRamanujan fork block or greater.
func (c *ChainConfig) IsRamanujan(num *big.Int) bool {
return isForked(c.RamanujanBlock, num)
}
// IsOnRamanujan returns whether num is equal to the Ramanujan fork block
func (c *ChainConfig) IsOnRamanujan(num *big.Int) bool {
return configNumEqual(c.RamanujanBlock, num)
}
// IsNiels returns whether num is either equal to the Niels fork block or greater.
func (c *ChainConfig) IsNiels(num *big.Int) bool {
return isForked(c.NielsBlock, num)
}
// IsOnNiels returns whether num is equal to the IsNiels fork block
func (c *ChainConfig) IsOnNiels(num *big.Int) bool {
return configNumEqual(c.NielsBlock, num)
}
// IsMirrorSync returns whether num is either equal to the MirrorSync fork block or greater.
func (c *ChainConfig) IsMirrorSync(num *big.Int) bool {
return isForked(c.MirrorSyncBlock, num)
}
// IsOnMirrorSync returns whether num is equal to the MirrorSync fork block
func (c *ChainConfig) IsOnMirrorSync(num *big.Int) bool {
return configNumEqual(c.MirrorSyncBlock, num)
}
// IsBruno returns whether num is either equal to the Burn fork block or greater.
func (c *ChainConfig) IsBruno(num *big.Int) bool {
return isForked(c.BrunoBlock, num)
}
// IsOnBruno returns whether num is equal to the Burn fork block
func (c *ChainConfig) IsOnBruno(num *big.Int) bool {
return configNumEqual(c.BrunoBlock, num)
}
// IsEuler returns whether num is either equal to the euler fork block or greater.
func (c *ChainConfig) IsEuler(num *big.Int) bool {
return isForked(c.EulerBlock, num)
}
// IsOnEuler returns whether num is equal to the euler fork block
func (c *ChainConfig) IsOnEuler(num *big.Int) bool {
return configNumEqual(c.EulerBlock, num)
}
// IsBoneh returns whether num is either equal to the first fast finality fork block or greater.
func (c *ChainConfig) IsBoneh(num *big.Int) bool {
return isForked(c.BonehBlock, num)
}
// IsOnBoneh returns whether num is equal to the first fast finality fork block.
func (c *ChainConfig) IsOnBoneh(num *big.Int) bool {
return configNumEqual(c.BonehBlock, num)
}
// IsLynn returns whether num is either equal to the second fast finality fork block or greater.
func (c *ChainConfig) IsLynn(num *big.Int) bool {
return isForked(c.LynnBlock, num)
}
// IsOnLynn returns whether num is equal to the second fast finality fork block.
func (c *ChainConfig) IsOnLynn(num *big.Int) bool {
return configNumEqual(c.LynnBlock, num)
}
// IsMuirGlacier returns whether num is either equal to the Muir Glacier (EIP-2384) fork block or greater.
func (c *ChainConfig) IsMuirGlacier(num *big.Int) 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 *big.Int) 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 *big.Int) 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 *big.Int) 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 *big.Int) bool {
return isForked(c.LondonBlock, num)
}
// IsArrowGlacier returns whether num is either equal to the Arrow Glacier (EIP-4345) fork block or greater.
func (c *ChainConfig) IsArrowGlacier(num *big.Int) bool {
return isForked(c.ArrowGlacierBlock, num)
}
// IsTerminalPoWBlock returns whether the given block is the last block of PoW stage.
func (c *ChainConfig) IsTerminalPoWBlock(parentTotalDiff *big.Int, totalDiff *big.Int) bool {
if c.TerminalTotalDifficulty == nil {
return false
}
return parentTotalDiff.Cmp(c.TerminalTotalDifficulty) < 0 && totalDiff.Cmp(c.TerminalTotalDifficulty) >= 0
}
// IsGibbs returns whether num is either equal to the gibbs fork block or greater.
func (c *ChainConfig) IsGibbs(num *big.Int) bool {
return isForked(c.GibbsBlock, num)
}
// IsOnGibbs returns whether num is equal to the gibbs fork block
func (c *ChainConfig) IsOnGibbs(num *big.Int) bool {
return configNumEqual(c.GibbsBlock, num)
}
func (c *ChainConfig) IsNano(num *big.Int) bool {
return isForked(c.NanoBlock, num)
}
func (c *ChainConfig) IsOnNano(num *big.Int) bool {
return configNumEqual(c.NanoBlock, num)
}
func (c *ChainConfig) IsMoran(num *big.Int) bool {
return isForked(c.MoranBlock, num)
}
func (c *ChainConfig) IsOnMoran(num *big.Int) bool {
return configNumEqual(c.MoranBlock, num)
}
func (c *ChainConfig) IsPlanck(num *big.Int) bool {
return isForked(c.PlanckBlock, num)
}
func (c *ChainConfig) IsOnPlanck(num *big.Int) bool {
return configNumEqual(c.PlanckBlock, 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 := new(big.Int).SetUint64(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.SetUint64(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: "mirrorSyncBlock", block: c.MirrorSyncBlock},
{name: "brunoBlock", block: c.BrunoBlock},
{name: "eulerBlock", block: c.EulerBlock},
{name: "gibbsBlock", block: c.GibbsBlock},
{name: "bonehBlock", block: c.BonehBlock},
{name: "lynnBlock", block: c.LynnBlock},
} {
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 *big.Int) *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)
}
if isForkIncompatible(c.ArrowGlacierBlock, newcfg.ArrowGlacierBlock, head) {
return newCompatError("Arrow Glacier fork block", c.ArrowGlacierBlock, newcfg.ArrowGlacierBlock)
}
if isForkIncompatible(c.MergeForkBlock, newcfg.MergeForkBlock, head) {
return newCompatError("Merge Start fork block", c.MergeForkBlock, newcfg.MergeForkBlock)
}
if isForkIncompatible(c.RamanujanBlock, newcfg.RamanujanBlock, head) {
return newCompatError("ramanujan fork block", c.RamanujanBlock, newcfg.RamanujanBlock)
}
if isForkIncompatible(c.MirrorSyncBlock, newcfg.MirrorSyncBlock, head) {
return newCompatError("mirrorSync fork block", c.MirrorSyncBlock, newcfg.MirrorSyncBlock)
}
if isForkIncompatible(c.BrunoBlock, newcfg.BrunoBlock, head) {
return newCompatError("bruno fork block", c.BrunoBlock, newcfg.BrunoBlock)
}
if isForkIncompatible(c.EulerBlock, newcfg.EulerBlock, head) {
return newCompatError("euler fork block", c.EulerBlock, newcfg.EulerBlock)
}
if isForkIncompatible(c.GibbsBlock, newcfg.GibbsBlock, head) {
return newCompatError("gibbs fork block", c.GibbsBlock, newcfg.GibbsBlock)
}
if isForkIncompatible(c.NanoBlock, newcfg.NanoBlock, head) {
return newCompatError("nano fork block", c.NanoBlock, newcfg.NanoBlock)
}
if isForkIncompatible(c.MoranBlock, newcfg.MoranBlock, head) {
return newCompatError("moran fork block", c.MoranBlock, newcfg.MoranBlock)
}
if isForkIncompatible(c.PlanckBlock, newcfg.PlanckBlock, head) {
return newCompatError("planck fork block", c.PlanckBlock, newcfg.PlanckBlock)
}
if isForkIncompatible(c.BonehBlock, newcfg.BonehBlock, head) {
return newCompatError("boneh fork block", c.BonehBlock, newcfg.BonehBlock)
}
if isForkIncompatible(c.LynnBlock, newcfg.LynnBlock, head) {
return newCompatError("lynn fork block", c.LynnBlock, newcfg.LynnBlock)
}
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, head *big.Int) 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, head *big.Int) bool {
if s == nil || head == nil {
return false
}
return s.Cmp(head) <= 0
}
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
IsMerge bool
IsNano bool
IsMoran bool
IsPlanck bool
IsBoneh bool
}
// Rules ensures c's ChainID is not nil.
func (c *ChainConfig) Rules(num *big.Int, isMerge bool) 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),
IsMerge: isMerge,
IsNano: c.IsNano(num),
IsMoran: c.IsMoran(num),
IsPlanck: c.IsPlanck(num),
IsBoneh: c.IsBoneh(num),
}
}