mirror of
https://gitlab.com/pulsechaincom/prysm-pulse.git
synced 2024-12-25 21:07:18 +00:00
c7f0a94b19
* Remove state balance cache * remove unused metrics * add missing balance update * add comment about locks * update balance only when updataing the justified checkpoint on unrealization * update checkpoint balances at launch * fix unit tests * fix remaining test * review * fix build file * fix test --------- Co-authored-by: terencechain <terence@prysmaticlabs.com> Co-authored-by: Radosław Kapka <rkapka@wp.pl>
354 lines
14 KiB
Go
354 lines
14 KiB
Go
package blockchain
|
|
|
|
import (
|
|
"context"
|
|
"fmt"
|
|
|
|
"github.com/pkg/errors"
|
|
"github.com/prysmaticlabs/prysm/v3/beacon-chain/core/blocks"
|
|
"github.com/prysmaticlabs/prysm/v3/beacon-chain/core/helpers"
|
|
"github.com/prysmaticlabs/prysm/v3/beacon-chain/core/time"
|
|
"github.com/prysmaticlabs/prysm/v3/beacon-chain/core/transition"
|
|
"github.com/prysmaticlabs/prysm/v3/beacon-chain/db/kv"
|
|
"github.com/prysmaticlabs/prysm/v3/beacon-chain/execution"
|
|
"github.com/prysmaticlabs/prysm/v3/beacon-chain/state"
|
|
"github.com/prysmaticlabs/prysm/v3/config/params"
|
|
consensusblocks "github.com/prysmaticlabs/prysm/v3/consensus-types/blocks"
|
|
"github.com/prysmaticlabs/prysm/v3/consensus-types/interfaces"
|
|
payloadattribute "github.com/prysmaticlabs/prysm/v3/consensus-types/payload-attribute"
|
|
"github.com/prysmaticlabs/prysm/v3/consensus-types/primitives"
|
|
"github.com/prysmaticlabs/prysm/v3/encoding/bytesutil"
|
|
enginev1 "github.com/prysmaticlabs/prysm/v3/proto/engine/v1"
|
|
"github.com/prysmaticlabs/prysm/v3/runtime/version"
|
|
"github.com/prysmaticlabs/prysm/v3/time/slots"
|
|
"github.com/sirupsen/logrus"
|
|
"go.opencensus.io/trace"
|
|
)
|
|
|
|
var defaultLatestValidHash = bytesutil.PadTo([]byte{0xff}, 32)
|
|
|
|
// notifyForkchoiceUpdateArg is the argument for the forkchoice update notification `notifyForkchoiceUpdate`.
|
|
type notifyForkchoiceUpdateArg struct {
|
|
headState state.BeaconState
|
|
headRoot [32]byte
|
|
headBlock interfaces.ReadOnlyBeaconBlock
|
|
}
|
|
|
|
// notifyForkchoiceUpdate signals execution engine the fork choice updates. Execution engine should:
|
|
// 1. Re-organizes the execution payload chain and corresponding state to make head_block_hash the head.
|
|
// 2. Applies finality to the execution state: it irreversibly persists the chain of all execution payloads and corresponding state, up to and including finalized_block_hash.
|
|
func (s *Service) notifyForkchoiceUpdate(ctx context.Context, arg *notifyForkchoiceUpdateArg) (*enginev1.PayloadIDBytes, error) {
|
|
ctx, span := trace.StartSpan(ctx, "blockChain.notifyForkchoiceUpdate")
|
|
defer span.End()
|
|
|
|
headBlk := arg.headBlock
|
|
if headBlk == nil || headBlk.IsNil() || headBlk.Body().IsNil() {
|
|
log.Error("Head block is nil")
|
|
return nil, nil
|
|
}
|
|
// Must not call fork choice updated until the transition conditions are met on the Pow network.
|
|
isExecutionBlk, err := blocks.IsExecutionBlock(headBlk.Body())
|
|
if err != nil {
|
|
log.WithError(err).Error("Could not determine if head block is execution block")
|
|
return nil, nil
|
|
}
|
|
if !isExecutionBlk {
|
|
return nil, nil
|
|
}
|
|
headPayload, err := headBlk.Body().Execution()
|
|
if err != nil {
|
|
log.WithError(err).Error("Could not get execution payload for head block")
|
|
return nil, nil
|
|
}
|
|
finalizedHash := s.ForkChoicer().FinalizedPayloadBlockHash()
|
|
justifiedHash := s.ForkChoicer().JustifiedPayloadBlockHash()
|
|
fcs := &enginev1.ForkchoiceState{
|
|
HeadBlockHash: headPayload.BlockHash(),
|
|
SafeBlockHash: justifiedHash[:],
|
|
FinalizedBlockHash: finalizedHash[:],
|
|
}
|
|
|
|
nextSlot := s.CurrentSlot() + 1 // Cache payload ID for next slot proposer.
|
|
hasAttr, attr, proposerId := s.getPayloadAttribute(ctx, arg.headState, nextSlot)
|
|
|
|
payloadID, lastValidHash, err := s.cfg.ExecutionEngineCaller.ForkchoiceUpdated(ctx, fcs, attr)
|
|
if err != nil {
|
|
switch err {
|
|
case execution.ErrAcceptedSyncingPayloadStatus:
|
|
forkchoiceUpdatedOptimisticNodeCount.Inc()
|
|
log.WithFields(logrus.Fields{
|
|
"headSlot": headBlk.Slot(),
|
|
"headPayloadBlockHash": fmt.Sprintf("%#x", bytesutil.Trunc(headPayload.BlockHash())),
|
|
"finalizedPayloadBlockHash": fmt.Sprintf("%#x", bytesutil.Trunc(finalizedHash[:])),
|
|
}).Info("Called fork choice updated with optimistic block")
|
|
return payloadID, nil
|
|
case execution.ErrInvalidPayloadStatus:
|
|
forkchoiceUpdatedInvalidNodeCount.Inc()
|
|
headRoot := arg.headRoot
|
|
if len(lastValidHash) == 0 {
|
|
lastValidHash = defaultLatestValidHash
|
|
}
|
|
invalidRoots, err := s.ForkChoicer().SetOptimisticToInvalid(ctx, headRoot, headBlk.ParentRoot(), bytesutil.ToBytes32(lastValidHash))
|
|
if err != nil {
|
|
log.WithError(err).Error("Could not set head root to invalid")
|
|
return nil, nil
|
|
}
|
|
if err := s.removeInvalidBlockAndState(ctx, invalidRoots); err != nil {
|
|
log.WithError(err).Error("Could not remove invalid block and state")
|
|
return nil, nil
|
|
}
|
|
|
|
r, err := s.cfg.ForkChoiceStore.Head(ctx)
|
|
if err != nil {
|
|
log.WithFields(logrus.Fields{
|
|
"slot": headBlk.Slot(),
|
|
"blockRoot": fmt.Sprintf("%#x", bytesutil.Trunc(headRoot[:])),
|
|
"invalidChildrenCount": len(invalidRoots),
|
|
}).Warn("Pruned invalid blocks, could not update head root")
|
|
return nil, invalidBlock{error: ErrInvalidPayload, root: arg.headRoot, invalidAncestorRoots: invalidRoots}
|
|
}
|
|
b, err := s.getBlock(ctx, r)
|
|
if err != nil {
|
|
log.WithError(err).Error("Could not get head block")
|
|
return nil, nil
|
|
}
|
|
st, err := s.cfg.StateGen.StateByRoot(ctx, r)
|
|
if err != nil {
|
|
log.WithError(err).Error("Could not get head state")
|
|
return nil, nil
|
|
}
|
|
pid, err := s.notifyForkchoiceUpdate(ctx, ¬ifyForkchoiceUpdateArg{
|
|
headState: st,
|
|
headRoot: r,
|
|
headBlock: b.Block(),
|
|
})
|
|
if err != nil {
|
|
return nil, err // Returning err because it's recursive here.
|
|
}
|
|
|
|
if err := s.saveHead(ctx, r, b, st); err != nil {
|
|
log.WithError(err).Error("could not save head after pruning invalid blocks")
|
|
}
|
|
|
|
log.WithFields(logrus.Fields{
|
|
"slot": headBlk.Slot(),
|
|
"blockRoot": fmt.Sprintf("%#x", bytesutil.Trunc(headRoot[:])),
|
|
"invalidChildrenCount": len(invalidRoots),
|
|
"newHeadRoot": fmt.Sprintf("%#x", bytesutil.Trunc(r[:])),
|
|
}).Warn("Pruned invalid blocks")
|
|
return pid, invalidBlock{error: ErrInvalidPayload, root: arg.headRoot, invalidAncestorRoots: invalidRoots}
|
|
|
|
default:
|
|
log.WithError(err).Error(ErrUndefinedExecutionEngineError)
|
|
return nil, nil
|
|
}
|
|
}
|
|
forkchoiceUpdatedValidNodeCount.Inc()
|
|
if err := s.cfg.ForkChoiceStore.SetOptimisticToValid(ctx, arg.headRoot); err != nil {
|
|
log.WithError(err).Error("Could not set head root to valid")
|
|
return nil, nil
|
|
}
|
|
// If the forkchoice update call has an attribute, update the proposer payload ID cache.
|
|
if hasAttr && payloadID != nil {
|
|
var pId [8]byte
|
|
copy(pId[:], payloadID[:])
|
|
s.cfg.ProposerSlotIndexCache.SetProposerAndPayloadIDs(nextSlot, proposerId, pId, arg.headRoot)
|
|
} else if hasAttr && payloadID == nil {
|
|
log.WithFields(logrus.Fields{
|
|
"blockHash": fmt.Sprintf("%#x", headPayload.BlockHash()),
|
|
"slot": headBlk.Slot(),
|
|
}).Error("Received nil payload ID on VALID engine response")
|
|
}
|
|
return payloadID, nil
|
|
}
|
|
|
|
// getPayloadHash returns the payload hash given the block root.
|
|
// if the block is before bellatrix fork epoch, it returns the zero hash.
|
|
func (s *Service) getPayloadHash(ctx context.Context, root []byte) ([32]byte, error) {
|
|
blk, err := s.getBlock(ctx, s.ensureRootNotZeros(bytesutil.ToBytes32(root)))
|
|
if err != nil {
|
|
return [32]byte{}, err
|
|
}
|
|
if blocks.IsPreBellatrixVersion(blk.Block().Version()) {
|
|
return params.BeaconConfig().ZeroHash, nil
|
|
}
|
|
payload, err := blk.Block().Body().Execution()
|
|
if err != nil {
|
|
return [32]byte{}, errors.Wrap(err, "could not get execution payload")
|
|
}
|
|
return bytesutil.ToBytes32(payload.BlockHash()), nil
|
|
}
|
|
|
|
// notifyNewPayload signals execution engine on a new payload.
|
|
// It returns true if the EL has returned VALID for the block
|
|
func (s *Service) notifyNewPayload(ctx context.Context, postStateVersion int,
|
|
postStateHeader interfaces.ExecutionData, blk interfaces.ReadOnlySignedBeaconBlock) (bool, error) {
|
|
ctx, span := trace.StartSpan(ctx, "blockChain.notifyNewPayload")
|
|
defer span.End()
|
|
|
|
// Execution payload is only supported in Bellatrix and beyond. Pre
|
|
// merge blocks are never optimistic
|
|
if blocks.IsPreBellatrixVersion(postStateVersion) {
|
|
return true, nil
|
|
}
|
|
if err := consensusblocks.BeaconBlockIsNil(blk); err != nil {
|
|
return false, err
|
|
}
|
|
body := blk.Block().Body()
|
|
enabled, err := blocks.IsExecutionEnabledUsingHeader(postStateHeader, body)
|
|
if err != nil {
|
|
return false, errors.Wrap(invalidBlock{error: err}, "could not determine if execution is enabled")
|
|
}
|
|
if !enabled {
|
|
return true, nil
|
|
}
|
|
payload, err := body.Execution()
|
|
if err != nil {
|
|
return false, errors.Wrap(invalidBlock{error: err}, "could not get execution payload")
|
|
}
|
|
lastValidHash, err := s.cfg.ExecutionEngineCaller.NewPayload(ctx, payload)
|
|
switch err {
|
|
case nil:
|
|
newPayloadValidNodeCount.Inc()
|
|
return true, nil
|
|
case execution.ErrAcceptedSyncingPayloadStatus:
|
|
newPayloadOptimisticNodeCount.Inc()
|
|
log.WithFields(logrus.Fields{
|
|
"slot": blk.Block().Slot(),
|
|
"payloadBlockHash": fmt.Sprintf("%#x", bytesutil.Trunc(payload.BlockHash())),
|
|
}).Info("Called new payload with optimistic block")
|
|
return false, nil
|
|
case execution.ErrInvalidPayloadStatus:
|
|
newPayloadInvalidNodeCount.Inc()
|
|
root, err := blk.Block().HashTreeRoot()
|
|
if err != nil {
|
|
return false, err
|
|
}
|
|
invalidRoots, err := s.ForkChoicer().SetOptimisticToInvalid(ctx, root, blk.Block().ParentRoot(), bytesutil.ToBytes32(lastValidHash))
|
|
if err != nil {
|
|
return false, err
|
|
}
|
|
if err := s.removeInvalidBlockAndState(ctx, invalidRoots); err != nil {
|
|
return false, err
|
|
}
|
|
log.WithFields(logrus.Fields{
|
|
"slot": blk.Block().Slot(),
|
|
"blockRoot": fmt.Sprintf("%#x", root),
|
|
"invalidChildrenCount": len(invalidRoots),
|
|
}).Warn("Pruned invalid blocks")
|
|
return false, invalidBlock{
|
|
invalidAncestorRoots: invalidRoots,
|
|
error: ErrInvalidPayload,
|
|
}
|
|
case execution.ErrInvalidBlockHashPayloadStatus:
|
|
newPayloadInvalidNodeCount.Inc()
|
|
return false, ErrInvalidBlockHashPayloadStatus
|
|
default:
|
|
return false, errors.WithMessage(ErrUndefinedExecutionEngineError, err.Error())
|
|
}
|
|
}
|
|
|
|
// getPayloadAttributes returns the payload attributes for the given state and slot.
|
|
// The attribute is required to initiate a payload build process in the context of an `engine_forkchoiceUpdated` call.
|
|
func (s *Service) getPayloadAttribute(ctx context.Context, st state.BeaconState, slot primitives.Slot) (bool, payloadattribute.Attributer, primitives.ValidatorIndex) {
|
|
emptyAttri := payloadattribute.EmptyWithVersion(st.Version())
|
|
// Root is `[32]byte{}` since we are retrieving proposer ID of a given slot. During insertion at assignment the root was not known.
|
|
proposerID, _, ok := s.cfg.ProposerSlotIndexCache.GetProposerPayloadIDs(slot, [32]byte{} /* root */)
|
|
if !ok { // There's no need to build attribute if there is no proposer for slot.
|
|
return false, emptyAttri, 0
|
|
}
|
|
|
|
// Get previous randao.
|
|
st = st.Copy()
|
|
st, err := transition.ProcessSlotsIfPossible(ctx, st, slot)
|
|
if err != nil {
|
|
log.WithError(err).Error("Could not process slots to get payload attribute")
|
|
return false, emptyAttri, 0
|
|
}
|
|
prevRando, err := helpers.RandaoMix(st, time.CurrentEpoch(st))
|
|
if err != nil {
|
|
log.WithError(err).Error("Could not get randao mix to get payload attribute")
|
|
return false, emptyAttri, 0
|
|
}
|
|
|
|
// Get fee recipient.
|
|
feeRecipient := params.BeaconConfig().DefaultFeeRecipient
|
|
recipient, err := s.cfg.BeaconDB.FeeRecipientByValidatorID(ctx, proposerID)
|
|
switch {
|
|
case errors.Is(err, kv.ErrNotFoundFeeRecipient):
|
|
if feeRecipient.String() == params.BeaconConfig().EthBurnAddressHex {
|
|
logrus.WithFields(logrus.Fields{
|
|
"validatorIndex": proposerID,
|
|
"burnAddress": params.BeaconConfig().EthBurnAddressHex,
|
|
}).Warn("Fee recipient is currently using the burn address, " +
|
|
"you will not be rewarded transaction fees on this setting. " +
|
|
"Please set a different eth address as the fee recipient. " +
|
|
"Please refer to our documentation for instructions")
|
|
}
|
|
case err != nil:
|
|
log.WithError(err).Error("Could not get fee recipient to get payload attribute")
|
|
return false, emptyAttri, 0
|
|
default:
|
|
feeRecipient = recipient
|
|
}
|
|
|
|
// Get timestamp.
|
|
t, err := slots.ToTime(uint64(s.genesisTime.Unix()), slot)
|
|
if err != nil {
|
|
log.WithError(err).Error("Could not get timestamp to get payload attribute")
|
|
return false, emptyAttri, 0
|
|
}
|
|
|
|
var attr payloadattribute.Attributer
|
|
switch st.Version() {
|
|
case version.Capella:
|
|
withdrawals, err := st.ExpectedWithdrawals()
|
|
if err != nil {
|
|
log.WithError(err).Error("Could not get expected withdrawals to get payload attribute")
|
|
return false, emptyAttri, 0
|
|
}
|
|
attr, err = payloadattribute.New(&enginev1.PayloadAttributesV2{
|
|
Timestamp: uint64(t.Unix()),
|
|
PrevRandao: prevRando,
|
|
SuggestedFeeRecipient: feeRecipient.Bytes(),
|
|
Withdrawals: withdrawals,
|
|
})
|
|
if err != nil {
|
|
log.WithError(err).Error("Could not get payload attribute")
|
|
return false, emptyAttri, 0
|
|
}
|
|
case version.Bellatrix:
|
|
attr, err = payloadattribute.New(&enginev1.PayloadAttributes{
|
|
Timestamp: uint64(t.Unix()),
|
|
PrevRandao: prevRando,
|
|
SuggestedFeeRecipient: feeRecipient.Bytes(),
|
|
})
|
|
if err != nil {
|
|
log.WithError(err).Error("Could not get payload attribute")
|
|
return false, emptyAttri, 0
|
|
}
|
|
default:
|
|
log.WithField("version", st.Version()).Error("Could not get payload attribute due to unknown state version")
|
|
return false, emptyAttri, 0
|
|
}
|
|
|
|
return true, attr, proposerID
|
|
}
|
|
|
|
// removeInvalidBlockAndState removes the invalid block and its corresponding state from the cache and DB.
|
|
func (s *Service) removeInvalidBlockAndState(ctx context.Context, blkRoots [][32]byte) error {
|
|
for _, root := range blkRoots {
|
|
if err := s.cfg.StateGen.DeleteStateFromCaches(ctx, root); err != nil {
|
|
return err
|
|
}
|
|
|
|
// Delete block also deletes the state as well.
|
|
if err := s.cfg.BeaconDB.DeleteBlock(ctx, root); err != nil {
|
|
// TODO(10487): If a caller requests to delete a root that's justified and finalized. We should gracefully shutdown.
|
|
// This is an irreparable condition, it would me a justified or finalized block has become invalid.
|
|
return err
|
|
}
|
|
}
|
|
return nil
|
|
}
|