cerc-io/plugeth
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core: apply ttd override to uninitialized db (#25136)

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* core: apply ttd override to genesis block

* core: apply overrides properly
This commit is contained in:
Marius van der Wijden 2022-07-04 11:25:17 +02:00 committed by GitHub
parent e537193421
commit 5f6e870ee6
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 16 additions and 12 deletions
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28
core/genesis.go
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@ -237,6 +237,18 @@ func SetupGenesisBlockWithOverride(db ethdb.Database, genesis *Genesis, override
if genesis != nil && genesis.Config == nil {
return params.AllEthashProtocolChanges, common.Hash{}, errGenesisNoConfig
}
applyOverrides := func(config *params.ChainConfig) {
if config != nil {
if overrideTerminalTotalDifficulty != nil {
config.TerminalTotalDifficulty = overrideTerminalTotalDifficulty
}
if overrideGrayGlacier != nil {
config.GrayGlacierBlock = overrideGrayGlacier
}
}
}
// Just commit the new block if there is no stored genesis block.
stored := rawdb.ReadCanonicalHash(db, 0)
if (stored == common.Hash{}) {
@ -250,6 +262,7 @@ func SetupGenesisBlockWithOverride(db ethdb.Database, genesis *Genesis, override
if err != nil {
return genesis.Config, common.Hash{}, err
}
applyOverrides(genesis.Config)
return genesis.Config, block.Hash(), nil
}
// We have the genesis block in database(perhaps in ancient database)
@ -268,6 +281,7 @@ func SetupGenesisBlockWithOverride(db ethdb.Database, genesis *Genesis, override
if err != nil {
return genesis.Config, hash, err
}
applyOverrides(genesis.Config)
return genesis.Config, block.Hash(), nil
}
// Check whether the genesis block is already written.
@ -279,12 +293,7 @@ func SetupGenesisBlockWithOverride(db ethdb.Database, genesis *Genesis, override
}
// Get the existing chain configuration.
newcfg := genesis.configOrDefault(stored)
if overrideGrayGlacier != nil {
newcfg.GrayGlacierBlock = overrideGrayGlacier
}
if overrideTerminalTotalDifficulty != nil {
newcfg.TerminalTotalDifficulty = overrideTerminalTotalDifficulty
}
applyOverrides(newcfg)
if err := newcfg.CheckConfigForkOrder(); err != nil {
return newcfg, common.Hash{}, err
}
@ -301,12 +310,7 @@ func SetupGenesisBlockWithOverride(db ethdb.Database, genesis *Genesis, override
// apply the overrides.
if genesis == nil && stored != params.MainnetGenesisHash {
newcfg = storedcfg
if overrideGrayGlacier != nil {
newcfg.GrayGlacierBlock = overrideGrayGlacier
}
if overrideTerminalTotalDifficulty != nil {
newcfg.TerminalTotalDifficulty = overrideTerminalTotalDifficulty
}
applyOverrides(newcfg)
}
// Check config compatibility and write the config. Compatibility errors
// are returned to the caller unless we're already at block zero.