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
pull/25555/head
Marius van der Wijden 2 years ago committed by GitHub
parent 9762ddf8b0
commit 77308cd6fc
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
  1. 10
      consensus/beacon/consensus.go

@ -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)
}

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