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Merge pull request #3171 from filecoin-project/feat/max-block-size-sanity-check

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add sanity check for maximum block size
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Łukasz Magiera 2020-11-18 00:49:35 +01:00 committed by GitHub
commit 9328d98f84
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1 changed files with 7 additions and 0 deletions
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7
chain/sub/incoming.go
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@ -340,6 +340,13 @@ func (bv *BlockValidator) Validate(ctx context.Context, pid peer.ID, msg *pubsub
func (bv *BlockValidator) validateLocalBlock(ctx context.Context, msg *pubsub.Message) pubsub.ValidationResult { func (bv *BlockValidator) validateLocalBlock(ctx context.Context, msg *pubsub.Message) pubsub.ValidationResult {
stats.Record(ctx, metrics.BlockPublished.M(1)) stats.Record(ctx, metrics.BlockPublished.M(1))
if size := msg.Size(); size > 1<<20-1<<15 {
log.Errorf("ignoring oversize block (%dB)", size)
ctx, _ = tag.New(ctx, tag.Insert(metrics.FailureType, "oversize_block"))
stats.Record(ctx, metrics.BlockValidationFailure.M(1))
return pubsub.ValidationIgnore
}
blk, what, err := bv.decodeAndCheckBlock(msg) blk, what, err := bv.decodeAndCheckBlock(msg)
if err != nil { if err != nil {
log.Errorf("got invalid local block: %s", err) log.Errorf("got invalid local block: %s", err)