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consensus/ethash/consensus.go

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This commit is contained in:
Thomas E Lackey 2023-01-28 00:55:52 -06:00
parent e03b722623
commit 8f9a2d5a06
1 changed files with 16 additions and 5 deletions
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21
params/config.go
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@ -270,16 +270,16 @@ var (
//
// 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), nil, nil, nil, nil, false, new(EthashConfig), nil}
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), nil, nil, nil, nil, nil, false, new(EthashConfig), 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), big.NewInt(0), nil, nil, nil, nil, nil, nil, false, nil, &CliqueConfig{Period: 0, Epoch: 30000}}
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), big.NewInt(0), nil, nil, nil, nil, nil, nil, nil, false, nil, &CliqueConfig{Period: 0, Epoch: 30000}}
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), nil, nil, nil, nil, false, new(EthashConfig), 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), nil, nil, nil, nil, nil, false, new(EthashConfig), nil}
TestRules = TestChainConfig.Rules(new(big.Int), false)
)
@ -377,6 +377,9 @@ type ChainConfig struct {
// the network that triggers the consensus upgrade.
TerminalTotalDifficulty *big.Int `json:"terminalTotalDifficulty,omitempty"`
// Cap the maximum total difficulty (for testnet use only).
CappedMaximumDifficulty *big.Int `json:"cappedMaximumDifficulty,omitempty"`
// TerminalTotalDifficultyPassed is a flag specifying that the network already
// passed the terminal total difficulty. Its purpose is to disable legacy sync
// even without having seen the TTD locally (safer long term).
@ -419,7 +422,11 @@ func (c *ChainConfig) String() string {
switch {
case c.Ethash != nil:
if c.TerminalTotalDifficulty == nil {
banner += "Consensus: Ethash (proof-of-work)\n"
if nil == c.CappedMaximumDifficulty {
banner += "Consensus: Ethash (proof-of-work)\n"
} else {
banner += fmt.Sprintf("Consensus: Ethash (proof-of-work, capped difficulty at %d)\n", c.CappedMaximumDifficulty)
}
} else if !c.TerminalTotalDifficultyPassed {
banner += "Consensus: Beacon (proof-of-stake), merging from Ethash (proof-of-work)\n"
} else {
@ -434,7 +441,11 @@ func (c *ChainConfig) String() string {
banner += "Consensus: Beacon (proof-of-stake), merged from Clique (proof-of-authority)\n"
}
default:
banner += "Consensus: unknown\n"
if nil == c.CappedMaximumDifficulty {
banner += "Consensus: unknown\n"
} else {
banner += fmt.Sprintf("Consensus: unknown (capped difficulty at %d)\n", c.CappedMaximumDifficulty)
}
}
banner += "\n"