7 Commits

Author SHA1 Message Date
Ori Newman
d9bc94a2a8
Replace header finality point with pruning point and enforce finality rules on IBD with headers proof (#1823)
* Replace header finality point with pruning point

* Fix TestTransactionAcceptance

* Fix pruning candidate

* Store all past pruning points

* Pass pruning points on IBD

* Add blue score to block header

* Simplify ArePruningPointsInValidChain

* Fix static check errors

* Fix genesis

* Renames and text fixing

* Use ExpectedHeaderPruningPoint in block builder

* Fix TestCheckPruningPointViolation
2021-08-31 08:01:48 +03:00
stasatdaglabs
837dac68b5
Update block headers to include multiple levels of parent blocks (#1822)
* Replace the old parents in the block header with BlockLevelParents.

* Begin fixing compilation errors.

* Implement database serialization for block level parents.

* Implement p2p serialization for block level parents.

* Implement rpc serialization for block level parents.

* Add DirectParents() to the block header interface.

* Use DirectParents() instead of Parents() in some places.

* Revert test_block_builder.go.

* Add block level parents to hash serialization.

* Use the zero hash for genesis finality points.

* Fix failing tests.

* Fix a variable name.

* Update headerEstimatedSerializedSize.

* Add comments in blocklevelparents.go.

* Fix the rpc-stability stability test.

* Change the field number for `parents` fields in p2p.proto and rpc.proto.

* Remove MsgBlockHeader::NumParentBlocks.
2021-08-24 12:06:39 +03:00
stasatdaglabs
d922ee1be2
Add header commitments for DAA score, blue work, and finality points (#1817)
* Add DAAScore, BlueWork, and FinalityPoint to externalapi.BlockHeader.

* Add DAAScore, BlueWork, and FinalityPoint to NewImmutableBlockHeader and fix compilation errors.

* Add DAAScore, BlueWork, and FinalityPoint to protowire header types and fix failing tests.

* Check for header DAA score in validateDifficulty.

* Add DAA score to buildBlock.

* Fix failing tests.

* Add a blue work check in validateDifficultyDAAAndBlueWork.

* Add blue work to buildBlock and fix failing tests.

* Add finality point validation to ValidateHeaderInContext.

* Fix genesis blocks' finality points.

* Add finalityPoint to blockBuilder.

* Fix tests that failed due to missing reachability data.

* Make blockBuilder use VirtualFinalityPoint instead of directly calling FinalityPoint with the virtual hash.

* Don't validate the finality point for blocks with trusted data.

* Add debug logs.

* Skip finality point validation for block whose finality points are the virtual genesis.

* Revert "Add debug logs."

This reverts commit 3c18f519ccbb382f86f63904dbb1c4cd6bc68b00.

* Move checkDAAScore and checkBlueWork to validateBlockHeaderInContext.

* Add checkCoinbaseBlueScore to validateBodyInContext.

* Fix failing tests.

* Add DAAScore, blueWork, and finalityPoint to blocks' hashes.

* Generate new genesis blocks.

* Fix failing tests.

* In BuildUTXOInvalidBlock, get the bits from StageDAADataAndReturnRequiredDifficulty instead of calling RequiredDifficulty separately.
2021-08-12 13:25:00 +03:00
Elichai Turkel
4577023e44
Add script pubkey version to signature hash (#1360)
* Replace 0xffff with math.MaxUint16 on version checks

* Add script version to the signature hash

Co-authored-by: Ori Newman <orinewman1@gmail.com>
2021-01-06 11:51:12 +02:00
talelbaz
8a309a7d2a
Upgradability mechanisms script version (#1313)
* ''

* ''

* ''

* Changes genesis block version to 0.

* a

* a

* All tests are done.

* All tests passed for changed block version from int32 to uint16

* Adds validation of rejecting blocks with unknown versions.

* Changes txn version from int32 to uint16.

* .

* Adds comments to exported functions.

* Change functions name from ConvertFromRpcScriptPubKeyToRPCScriptPubKey to ConvertFromAppMsgRPCScriptPubKeyToRPCScriptPubKey and from ConvertFromRPCScriptPubKeyToRpcScriptPubKey to ConvertFromRPCScriptPubKeyToAppMsgRPCScriptPubKey

* change comment to "ScriptPublicKey represents a Kaspad ScriptPublicKey"

* delete part (tx.Version < 0) that cannot be exist on the if statement.

* Revert protobuf version.

* Fix a comment.

* Fix a comment.

* Rename a variable.

* Rename a variable.

* Remove a const.

* Rename a type.

* Rename a field.

* Rename a field.

* Remove commented-out code.

* Remove dangerous nil case in DomainTransactionOutput.Clone().

* Remove a constant.

* Fix a string.

* Fix wrong totalScriptPubKeySize in transactionMassStandalonePart.

* Remove a constant.

* Remove an unused error.

* Fix a serialization error.

* Specify version types to be uint16 explicitly.

* Use constants.ScriptPublicKeyVersion.

* Fix a bad test.

* Remove some whitespace.

* Add a case to utxoEntry.Equal().

* Rename scriptPubKey to scriptPublicKey.

* Remove a TODO.

* Rename constants.

* Rename a variable.

* Add version to parseShortForm.

Co-authored-by: tal <tal@daglabs.com>
Co-authored-by: stasatdaglabs <stas@daglabs.com>
2021-01-05 17:50:09 +02:00
Ori Newman
49b6cc6038
Add mutable and immutable header interfaces (#1305)
* Add mutable and immutable header interfaces

* Fix ShouldMine()

* Remove false comment

* Fix Equal signature

* Fix Equal implementation
2020-12-29 13:55:17 +02:00
stasatdaglabs
01c7c67aed
[NOD-1493] Implement serialization in AcceptanceDataStore, BlockRelationStore, BlockStatusStore, and BlockStore (#982)
* [NOD-1493] Add DbHashToDomainHash and DomainHashToDbHash.

* [NOD-1493] Use DbHashToDomainHash and DomainHashToDbHash.

* [NOD-1493] Begin implementing serializeAcceptanceData.

* [NOD-1493] Extract serialization blockHeader logic to serialization.

* [NOD-1493] Extract serialization acceptance data logic to serialization.

* [NOD-1493] Implement acceptance data serialization/deserialization.

* [NOD-1493] Implement transaction serialization/deserialization.

* [NOD-1493] Implement outpoint serialization/deserialization.

* [NOD-1493] Implement transaction ID serialization/deserialization.

* [NOD-1493] Implement subnetwork ID serialization/deserialization.

* [NOD-1493] Implement block relation serialization/deserialization.

* [NOD-1493] Implement block status serialization/deserialization.

* [NOD-1493] Implement block serialization/deserialization.

* [NOD-1493] Implement serialization/deserialization in BlockRelationStore.

* [NOD-1493] Implement serialization/deserialization in BlockStatusStore.

* [NOD-1493] Implement serialization/deserialization in BlockStore.

* [NOD-1493] Make go vet happy.

* [NOD-1493] Use DomainHashesToDbHashes.
2020-10-29 16:49:05 +02:00