diff options
Diffstat (limited to 'core')
| -rw-r--r-- | core/genesis.go | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/core/genesis.go b/core/genesis.go index 5d6311b32..8261c18cc 100644 --- a/core/genesis.go +++ b/core/genesis.go @@ -152,6 +152,10 @@ func (e *GenesisMismatchError) Error() string { // // The returned chain configuration is never nil. func SetupGenesisBlock(db ethdb.Database, genesis *Genesis) (*params.ChainConfig, common.Hash, error) { + return SetupGenesisBlockWithOverride(db, genesis, nil) +} + +func SetupGenesisBlockWithOverride(db ethdb.Database, genesis *Genesis, overrideIstanbul *big.Int) (*params.ChainConfig, common.Hash, error) { if genesis != nil && genesis.Config == nil { return params.AllEthashProtocolChanges, common.Hash{}, errGenesisNoConfig } @@ -200,6 +204,9 @@ func SetupGenesisBlock(db ethdb.Database, genesis *Genesis) (*params.ChainConfig // Get the existing chain configuration. newcfg := genesis.configOrDefault(stored) + if overrideIstanbul != nil { + newcfg.IstanbulBlock = overrideIstanbul + } storedcfg := rawdb.ReadChainConfig(db, stored) if storedcfg == nil { log.Warn("Found genesis block without chain config") |