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Validate downloaded state slot matches header slot (#11396)

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* Ensure downloaded state slot matches header slot

* Regression test

Co-authored-by: prylabs-bulldozer[bot] <58059840+prylabs-bulldozer[bot]@users.noreply.github.com>
This commit is contained in:
terencechain
2022-09-06 09:21:59 -07:00
committed by GitHub
parent 4d90afe944
commit 14a6fe3f01
2 changed files with 4 additions and 0 deletions
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3
api/client/beacon/checkpoint.go
View File

@@ -74,6 +74,9 @@ func DownloadFinalizedData(ctx context.Context, client *Client) (*OriginData, er
if err != nil {
return nil, errors.Wrap(err, "error unmarshaling finalized state to correct version")
}
if s.Slot() != s.LatestBlockHeader().Slot {
return nil, fmt.Errorf("finalized state slot does not match latest block header slot %d != %d", s.Slot(), s.LatestBlockHeader().Slot)
}
sr, err := s.HashTreeRoot(ctx)
if err != nil {

1
api/client/beacon/checkpoint_test.go
View File

@@ -418,6 +418,7 @@ func TestDownloadFinalizedData(t *testing.T) {
require.NoError(t, err)
fork, err := forkForEpoch(cfg, epoch)
require.NoError(t, st.SetFork(fork))
require.NoError(t, st.SetSlot(slot))
// set up checkpoint block
b, err := blocks.NewSignedBeaconBlock(util.NewBeaconBlock())