mirror of
https://gitlab.com/pulsechaincom/prysm-pulse.git
synced 2025-01-04 08:44:28 +00:00
a19f08f7b6
* headRoot is a better name * yay merged with master * fixed attester server returning incorrect attestation field values * revert stupid mock changes * fixed and updated all the tests * uncomment * head start should handle skip blocks * Raul's feedback
70 lines
1.9 KiB
Go
70 lines
1.9 KiB
Go
package initialsync
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import (
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"context"
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"errors"
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"fmt"
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"runtime/debug"
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"github.com/gogo/protobuf/proto"
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pb "github.com/prysmaticlabs/prysm/proto/beacon/p2p/v1"
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"github.com/prysmaticlabs/prysm/shared/bytesutil"
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"github.com/prysmaticlabs/prysm/shared/p2p"
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"github.com/prysmaticlabs/prysm/shared/params"
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"github.com/sirupsen/logrus"
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"go.opencensus.io/trace"
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)
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func (s *InitialSync) checkBlockValidity(ctx context.Context, block *pb.BeaconBlock) error {
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ctx, span := trace.StartSpan(ctx, "beacon-chain.sync.initial-sync.checkBlockValidity")
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defer span.End()
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beaconState, err := s.db.HeadState(ctx)
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if err != nil {
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return fmt.Errorf("failed to get beacon state: %v", err)
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}
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if block.Slot < beaconState.FinalizedEpoch*params.BeaconConfig().SlotsPerEpoch {
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return errors.New(debugError + "discarding received block with a slot number smaller than the last finalized slot")
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}
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// Attestation from proposer not verified as, other nodes only store blocks not proposer
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// attestations.
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return nil
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}
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func (s *InitialSync) doesParentExist(block *pb.BeaconBlock) bool {
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parentHash := bytesutil.ToBytes32(block.ParentRootHash32)
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return s.db.HasBlock(parentHash)
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}
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// safelyHandleMessage will recover and log any panic that occurs from the
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// function argument.
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func safelyHandleMessage(fn func(p2p.Message), msg p2p.Message) {
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defer func() {
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if r := recover(); r != nil {
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printedMsg := "message contains no data"
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if msg.Data != nil {
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printedMsg = proto.MarshalTextString(msg.Data)
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}
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log.WithFields(logrus.Fields{
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"r": r,
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"msg": printedMsg,
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}).Error("Panicked when handling p2p message! Recovering...")
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debug.PrintStack()
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if msg.Ctx == nil {
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return
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}
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if span := trace.FromContext(msg.Ctx); span != nil {
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span.SetStatus(trace.Status{
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Code: trace.StatusCodeInternal,
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Message: fmt.Sprintf("Panic: %v", r),
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})
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}
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}
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}()
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// Fingers crossed that it doesn't panic...
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fn(msg)
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}
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