kaspad/domain/consensus/model/interface_processes_dagtraversalmanager.go
Ori Newman 5dbb1da84b
Implement pruning point proof (#1832)
* Calculate GHOSTDAG, reachability etc for each level

* Don't preallocate cache for dag stores except level 0 and reduce the number of connections in the integration test to 32

* Reduce the number of connections in the integration test to 16

* Increase page file

* BuildPruningPointProof

* BuildPruningPointProof

* Add PruningProofManager

* Implement ApplyPruningPointProof

* Add prefix and fix blockAtDepth and fill headersByLevel

* Some bug fixes

* Include all relevant blocks for each level in the proof

* Fix syncAndValidatePruningPointProof to return the right block hash

* Fix block window

* Fix isAncestorOfPruningPoint

* Ban for rule errors on pruning proof

* Find common ancestor for blockAtDepthMAtNextLevel

* Use pruning proof in TestValidateAndInsertImportedPruningPoint

* stage status and finality point for proof blocks

* Uncomment golint

* Change test timeouts

* Calculate merge set for ApplyPruningPointProof

* Increase test timeout

* Add better caching for daa window store

* Return to default timeout

* Add ErrPruningProofMissesBlocksBelowPruningPoint

* Add errDAAWindowBlockNotFound

* Force connection loop next iteration on connection manager stop

* Revert to Test64IncomingConnections

* Remove BlockAtDepth from DAGTraversalManager

* numBullies->16

* Set page file size to 8gb

* Increase p2p max message size

* Test64IncomingConnections->Test16IncomingConnections

* Add comment for PruningProofM

* Add comment in `func (c *ConnectionManager) Stop()`

* Rename isAncestorOfPruningPoint->isAncestorOfSelectedTip

* Revert page file to 16gb

* Improve ExpectedHeaderPruningPoint perf

* Fix comment

* Revert "Improve ExpectedHeaderPruningPoint perf"

This reverts commit bca1080e7140c78d510f51bbea858ae280c2f38e.

* Don't test windows
2021-10-26 09:48:27 +03:00

22 lines
1.5 KiB
Go

package model
import "github.com/kaspanet/kaspad/domain/consensus/model/externalapi"
// DAGTraversalManager exposes methods for traversing blocks
// in the DAG
type DAGTraversalManager interface {
LowestChainBlockAboveOrEqualToBlueScore(stagingArea *StagingArea, highHash *externalapi.DomainHash, blueScore uint64) (*externalapi.DomainHash, error)
// SelectedChildIterator should return a BlockIterator that iterates
// from lowHash (exclusive) to highHash (inclusive) over highHash's selected parent chain
SelectedChildIterator(stagingArea *StagingArea, highHash, lowHash *externalapi.DomainHash) (BlockIterator, error)
SelectedChild(stagingArea *StagingArea, highHash, lowHash *externalapi.DomainHash) (*externalapi.DomainHash, error)
AnticoneFromBlocks(stagingArea *StagingArea, tips []*externalapi.DomainHash, blockHash *externalapi.DomainHash) ([]*externalapi.DomainHash, error)
AnticoneFromVirtualPOV(stagingArea *StagingArea, blockHash *externalapi.DomainHash) ([]*externalapi.DomainHash, error)
BlockWindow(stagingArea *StagingArea, highHash *externalapi.DomainHash, windowSize int) ([]*externalapi.DomainHash, error)
BlockWindowWithGHOSTDAGData(stagingArea *StagingArea, highHash *externalapi.DomainHash, windowSize int) ([]*externalapi.BlockGHOSTDAGDataHashPair, error)
NewDownHeap(stagingArea *StagingArea) BlockHeap
NewUpHeap(stagingArea *StagingArea) BlockHeap
CalculateChainPath(stagingArea *StagingArea, fromBlockHash, toBlockHash *externalapi.DomainHash) (
*externalapi.SelectedChainPath, error)
}