consensus/beacon: check ttd reached on pos blocks (#25552)

* consensus/beacon: check ttd reached on pos blocks

* consensus/beacon: check ttd reached on pos blocks

* consensus/beacon: check ttd reached on pos blocks
This commit is contained in:
Marius van der Wijden 2022-08-19 10:37:53 +02:00 committed by GitHub
parent 9762ddf8b0
commit 77308cd6fc
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23

View File

@ -114,8 +114,16 @@ func (beacon *Beacon) VerifyHeaders(chain consensus.ChainHeaderReader, headers [
}
}
// All the headers have passed the transition point, use new rules.
if len(preHeaders) == 0 {
// All the headers are pos headers. Verify that the parent block reached total terminal difficulty.
if reached, _ := IsTTDReached(chain, headers[0].ParentHash, headers[0].Number.Uint64()-1); !reached {
// TTD not reached for the first block, mark subsequent with invalid terminal block
results := make(chan error, len(headers))
for i := 0; i < len(headers); i++ {
results <- consensus.ErrInvalidTerminalBlock
}
return make(chan struct{}), results
}
return beacon.verifyHeaders(chain, headers, nil)
}