consensus/clique: add fork hash enforcement (#15236)

This commit is contained in:
Péter Szilágyi 2017-10-10 11:54:47 +03:00 committed by Felix Lange
parent 40a3856af9
commit d3beff7e20
2 changed files with 6 additions and 1 deletions

@ -29,6 +29,7 @@ import (
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/common/hexutil"
"github.com/ethereum/go-ethereum/consensus"
"github.com/ethereum/go-ethereum/consensus/misc"
"github.com/ethereum/go-ethereum/core/state"
"github.com/ethereum/go-ethereum/core/types"
"github.com/ethereum/go-ethereum/crypto"
@ -313,6 +314,10 @@ func (c *Clique) verifyHeader(chain consensus.ChainReader, header *types.Header,
return errInvalidDifficulty
}
}
// If all checks passed, validate any special fields for hard forks
if err := misc.VerifyForkHashes(chain.Config(), header, false); err != nil {
return err
}
// All basic checks passed, verify cascading fields
return c.verifyCascadingFields(chain, header, parents)
}

@ -74,7 +74,7 @@ type testerChainReader struct {
db ethdb.Database
}
func (r *testerChainReader) Config() *params.ChainConfig { panic("not supported") }
func (r *testerChainReader) Config() *params.ChainConfig { return params.AllProtocolChanges }
func (r *testerChainReader) CurrentHeader() *types.Header { panic("not supported") }
func (r *testerChainReader) GetHeader(common.Hash, uint64) *types.Header { panic("not supported") }
func (r *testerChainReader) GetBlock(common.Hash, uint64) *types.Block { panic("not supported") }