208 Commits

Author SHA1 Message Date
Elichai Turkel
e509cb1597
Smal performance improvements to BlueWindow (#1343)
* Convert BlockGHOSTDAGData from an interface to a public struct with getters

* Move hashes.Less to externalapi so it can access the hashes directly without copying

* Reduce calls to ghostdagstore.Get in blueWindow

* Simplify the logic in RequiredDifficulty and reuse big.Int

* Remove bigintpool as its no longer used

* Use ChooseSelectedParent in RequiredDifficulty instead of looping over the parents

* Remove comment
2021-01-05 12:13:02 +02:00
Ori Newman
0fb97a4f37
Add logs (#1346)
* Add logs

* Fix logInterval to const
2021-01-04 17:04:13 +02:00
Svarog
789a7379bd
Require only inputs not be prefilled (#1345)
* bug invalidateAndInsertPruningPoint: if ValidateAndInsertBlock returned a non-RuleError error - the error was ignored

* Convert checkNoPrefilledFields into checkNoPrefilledInputs

* Add log line

* clone pruning point when passing to validateBlockTransactionsAgainstPastUTXO
2021-01-04 15:55:08 +02:00
Ori Newman
778375c4af
Add recoverability for UTXO index (#1342)
* Add recoverability for UTXO index

* Add comment

* Rename UTXOOutpointPair->OutpointUTXOPair

* Get rid of the db transaction on resetStore and collect all keys before deleting

* Use VirtualSelectedParent instead of selected tip

* Fix error
2021-01-04 14:15:51 +02:00
Svarog
d6fe9a3017
Filter headers-only blocks out of parentChildren when selecting virtualSelectedParent (#1337) 2021-01-03 14:35:03 +02:00
Svarog
8c8da3b01f
Convert all log messages in pick_virtual_parents.go to Debugf (#1335) 2021-01-03 10:20:37 +02:00
Ori Newman
23304a4977
Add UTXO set cache (#1333)
* Add UTXO set cache

* Add clear method to cache
2020-12-31 16:34:46 +02:00
stasatdaglabs
b473a09111
Fix a crash in the UTXO index (#1332)
* Add a field to TransactionAcceptanceData: TransactionInputUTXOEntries.

* Fix failing tests.

* Add transactionInputUtxoEntries to the database.

* Populate transactionInputUTXOEntries in applyMergeSetBlocks and use them in the UTXO index.

* Remove UTXOEntry.Clone().

* Add an additional equality test.
2020-12-31 14:50:14 +02:00
Ori Newman
dd35669861
Check that there are no prefilled fields when validating a block (#1329)
* Check that there are no prefilled fields when validating a block

* Use cleanBlockPrefilledFields in AddBlock

* Move cleanBlockPrefilledFields to BuildBlockWithParents

* Move cleanBlockPrefilledFields to func (bb *testBlockBuilder) BuildBlockWithParents
2020-12-30 18:31:17 +02:00
stasatdaglabs
9401b77a4f
Improve the performance of GetBlock and GetBlockHeader. (#1328) 2020-12-30 18:13:12 +02:00
stasatdaglabs
7dd0188838
Move the heavy lifting in BlockLocator from the syncer to the syncee (#1324)
* Add a new message: BlockLocatorHighestHash.

* Add a new message: IBDBlockLocator.

* Implement HandleIBDBlockLocator.

* Reimplement findHighestSharedBlockHash.

* Make HandleIBDBlockLocator only return hashes that are in the selected parent chain of the target hash.

* Increase the cache sizes of blockRelationStore, reachabilityDataStore, and ghostdagDataStore.

* Fix wrong initial highHash in findHighestSharedBlockHash.

* Make go vet happy.

* Protect against receiving wrong messages when expecting MsgIBDBlockLocatorHighestHash.
2020-12-30 15:44:14 +02:00
Elichai Turkel
739cffd918
Remove half the ghostdag store calls in LowestChainBlockAboveOrEqualToBlueScore (#1323) 2020-12-30 13:53:46 +02:00
Elichai Turkel
bd89ca2125
Log only tips length, and inspect ReachabilityData error instead of calling HasReachabilityData (#1321)
* Print the amount of tips instead of the tips themselves

* Inspect ReachabilityData error instead of calling HasReachabilityData
2020-12-30 13:02:34 +02:00
Svarog
9b12b9c58a
Make ReachabilityData a read-only interface with a writable variant, to prevent cloning (#1316)
* Rename reachabilityManager.data to dataForInsertion, and use it only during insertions

* Make reachabilityData an interface

* Fix db serialization of reachability data

* Fix reachabilityDataStore

* Fix all tests

* Cleanup debugging code

* Fix insertToFutureCoveringSet

* Add comments

* Rename to ReachabilityData and MutableReachabilityData
2020-12-30 09:48:38 +02:00
Elichai Turkel
533fa8c00e
Change sirtual parents selection to allow faster branch merges in the network (#1315)
* if more candidates then max, choose half with highest blueWork and half with lowest

* Add a Test GhostDAG sorter

* Add a test for pick virtual parents

* Fix review nits
2020-12-29 21:42:31 +02:00
Svarog
0f93189c16
Don't print the whole UTXODiff to log, it might be quite huge (#1318) 2020-12-29 17:16:38 +02:00
Elichai Turkel
52427cb953
Reduce the amount of calls to FinalityPoint() (#1317) 2020-12-29 17:08:06 +02:00
talelbaz
d72f70fabe
Adds new dags for GHOSTDAG tests (formatted as json files). (#1187)
* Adds new dags for ghostdag tests.

* Change the error msg for the number of tests (6 instead of 3).

Co-authored-by: tal <tal@daglabs.com>
2020-12-29 14:10:38 +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
Elichai Turkel
c10a087696
Remove virtualDiffParents that aren't in V.Past or in P.Future (#1310) 2020-12-29 12:07:45 +02:00
Ori Newman
02d5fb29cf
Fix notifyVirtualSelectedParentBlueScoreChanged to show the selected tip blue score instead of the virtual's (#1309)
* Fix notifyVirtualSelectedParentBlueScoreChanged to show the selected tip blue score instead of the virtual's

* Fix ShouldMine() to fetch selected tip header
2020-12-29 12:07:05 +02:00
stasatdaglabs
48278bd1c0
Slightly improve the performance of antiPastHashesBetween. (#1312) 2020-12-29 10:36:18 +02:00
Ori Newman
d91afbfe3b
Change most Tracef to Debugf (#1302)
* Change most Tracef to Debugf

* Remove diff from log
2020-12-29 10:32:28 +02:00
Elichai Turkel
7e379028f3
Log the time it takes to delete blocks and save the utxo set for pruning point (#1307) 2020-12-28 16:22:00 +02:00
stasatdaglabs
b0251fe1a6
Add missing lock to IsValidPruningPoint. (#1296) 2020-12-28 10:08:36 +02:00
stasatdaglabs
12f1c3dfab
Fix a crash in GetMissingBlockBodyHashes (#1289)
* Remove the limit on the amount of hashes returned from antiPastHashesBetween.

* Guard against requests with a non-existing block hash.

* Move missing-block-hash guards to consensus.go.

* Ban a peer that doesn't send us all the requested headers during IBD.

* Extract blockHeap.ToSlice.

* Re-request headers in requestHeaders if we didn't receive the highHash.
2020-12-27 17:03:21 +02:00
Ori Newman
a231ec7214
Make only one transaction in validateAndInsertBlock (#1292) 2020-12-27 16:37:09 +02:00
Ori Newman
8aecf961bc
Red inclusion (#1275)
* Accept red blocks transactions

* Add comments to TestTransactionAcceptance

* Fix tests

* Remove fetchUTXOSetIfMissing

* Remove redundant dependency

* Fix comments
2020-12-24 18:12:46 +02:00
Ori Newman
830ddf4735
Fill testConsensus's dagParams (#1283) 2020-12-24 17:47:03 +02:00
Svarog
05941a76e7
Make DomainHash and TransactionID read-only structs (#1282)
* Increase size of reachability cache

* Change DomainHash to struct with unexported hashArray

* Fixing compilation errors stemming from new DomainHash structure

* Remove obsolete Read/WriteElement methods in appmessage

* Fix all tests

* Fix all tests

* Add comments

* A few renamings

* go mod tidy
2020-12-24 16:15:23 +02:00
Ori Newman
a0b93e1230
Fix deletePastBlocks (#1280) 2020-12-24 13:53:16 +02:00
Svarog
717914319a
Increase size of reachability and block-relations cache (#1272)
* Increase size of reachability cache

* Increase cache size for BlockRelationStore
2020-12-24 10:27:05 +02:00
Elichai Turkel
273c271771
Remove hash reversal (#1270)
* Remove hash reversing

* Move toBig to pow.go

* Update some tests
2020-12-23 12:42:37 +02:00
Ori Newman
729e3db145
Pruning calculation changes (#1250)
* 1) Calculate pruning point incrementally
2) Add IsValidPruningPoint to pruning manager and consensus
3) Use reachability children for selected child iterator

* Add request IBD root hash flow

* Fix UpdatePruningPointByVirtual and IsValidPruningPoint

* Regenerate messages.pb.go

* Make the pruning point the earliest chain block with finality interval higher than the previous pruning point

* Fix merge errors
2020-12-23 11:37:39 +02:00
Elichai Turkel
43c00f5e7f
Remove the sorting requirement from BlueWindow (#1266)
* Remove the requirement for sorting in BlueWindow

* Sort the BlueWindow in window_test
2020-12-23 10:00:14 +02:00
Ori Newman
cb9d7e313d
Implement Clone and Equal for all model types (#1155)
* [NOD-1575] Implement Clone and Equal for all model types

* [NOD-1575] Add assertion for transaction ID equality

* [NOD-1575] Use DomainTransaction.Equal to compare to expected coinbase transaction

* [NOD-1575] Add TestDomainBlockHeader_Clone

* [NOD-1575] Don't clone nil values

* [NOD-1575] Add type assertions

* [NOD-1575] Don't clone nil values

* [NOD-1575] Add missing Equals

* [NOD-1575] Add length checks

* [NOD-1575] Update comment

* [NOD-1575] Check length for TransactionAcceptanceData

* [NOD-1575] Explicitly clone nils where needed

* [NOD-1575] Clone tx id

* [NOD-1575] Flip condition

* Nod 1576 make coverage tests for equal clone inside model externalapi (#1177)

* [NOD-1576] Make coverage tests for equal and clone inside model and externalapi

* Some formatting and naming fixes

* Made transactionToCompare type exported

* Added some tests and made some changes to the tests code

* No changes made

* Some formatting and naming changes made

* Made better test coverage for externalapi clone and equal functions

* Changed expected result for two cases

* Added equal and clone functions tests for ghostdag and utxodiff

* Added tests

* [NOD-1576] Implement reachabilitydata equal/clone unit tests

* [NOD-1576]  Full coverage of reachabilitydata equal/clone unit tests

* Made changes and handling panic to transaction_equal_clone_test.go and formating of utxodiff_equal_clone_test.go

* Added recoverForEqual2 for handling panic to transaction_equal_clone_test.go

* [NOD-1576]  Full coverage of transaction equal unit test

* [NOD-1576] Add expects panic

* [NOD-1576] Allow composites in go vet

* [NOD-1576] Code review fixes (#1223)

* [NOD-1576] Code review fixes

* [NOD-1576] Code review fixes part 2

* [NOD-1576] Fix wrong name

Co-authored-by: karim1king <karimkaspersky@yahoo.com>
Co-authored-by: Ori Newman <orinewman1@gmail.com>
Co-authored-by: Karim <karim1king@users.noreply.github.com>

* Fix merge errors

* Use Equal where possible

* Use Equal where possible

* Use Equal where possible

Co-authored-by: andrey-hash <74914043+andrey-hash@users.noreply.github.com>
Co-authored-by: karim1king <karimkaspersky@yahoo.com>
Co-authored-by: Karim <karim1king@users.noreply.github.com>
2020-12-22 17:38:54 +02:00
Svarog
e7edfaceb7
Remove redundant rule errors (#1256)
* Remove ErrTimeTooNew and rename ErrBlockIsTooMuchInTheFuture to ErrTimeTooMuchInTheFuture

* Remove ErrBlockMassTooHigh

* Remove ErrHighHash

* Remove ErrInvalidSubnetwork + some cleanup around subnetwork validation

* Remove ErrTxMassTooHigh

* Remove ErrBadTxInput

* Remove ErrOverwriteTx

* Remove ErrTooManySigOps

* Remove ErrParentBlockUnknown

* Remove ErrParentBlockIsNotCurrentTips

* Remove ErrWithDiff

* Remove ErrFinality

* Remove ErrDelayedBlockIsNotAllowed + ErrOrphanBlockIsNotAllowed

* Remove ErrSelectedParentDisqualifiedFromChain

* Remove ErrBuildInTransactionHasGas

* Remove ErrBadFees
2020-12-22 14:05:21 +02:00
stasatdaglabs
21a459c0f4
Implement virtual selected parent chain RPC methods (#1249)
* [NOD-1579] Rename AcceptedTxIDs to AcceptedTransactionIDs.

* [NOD-1579] Add InsertBlockResult to ValidateAndInsertBlock results.

* [NOD-1593] Rename InsertBlockResult to BlockInsertionResult.

* [NOD-1593] Add SelectedParentChainChanges to AddBlockToVirtual's result.

* [NOD-1593] Implement findSelectedParentChainChanges.

* [NOD-1593] Implement TestFindSelectedParentChainChanges.

* [NOD-1593] Fix a string.

* [NOD-1593] Finish implementing TestFindSelectedParentChainChanges.

* [NOD-1593] Fix merge errors.

* [NOD-1597] Begin implementing UTXOIndex.

* [NOD-1597] Connect UTXOIndex to RPC.

* [NOD-1597] Connect Consensus to UTXOIndex.

* [NOD-1597] Add AcceptanceData to BlockInfo.

* [NOD-1597] Implement UTXOIndex.Update().

* [NOD-1597] Implement add(), remove(), and discard() in utxoIndexStore.

* [NOD-1597] Add error cases to add() and remove().

* [NOD-1597] Add special cases to add() and remove().

* [NOD-1597] Implement commit.

* [NOD-1597] Add a mutex around UTXOIndex.Update().

* [NOD-1597] Return changes to the UTXO from Update().

* [NOD-1597] Add NotifyUTXOsChangedRequestMessage and related structs.

* [NOD-1597] Implement HandleNotifyUTXOsChanged.

* [NOD-1597] Begin implementing TestUTXOIndex.

* [NOD-1597] Implement RegisterForUTXOsChangedNotifications.

* [NOD-1597] Fix bad transaction.ID usage.

* [NOD-1597] Implement convertUTXOChangesToUTXOsChangedNotification.

* [NOD-1597] Make UTXOsChangedNotificationMessage.Removed UTXOsByAddressesEntry instead of just RPCOutpoint so that the client can discern which address was the UTXO removed for.

* [NOD-1597] Collect outpoints in TestUTXOIndex.

* [NOD-1597] Rename RPC stuff.

* [NOD-1597] Add messages for GetUTXOsByAddresses.

* [NOD-1597] Implement HandleGetUTXOsByAddresses.

* [NOD-1597] Implement GetUTXOsByAddresses.

* [NOD-1597] Implement UTXOs().

* [NOD-1597] Implement getUTXOOutpointEntryPairs().

* [NOD-1597] Expand TestUTXOIndex.

* [NOD-1597] Convert SubmitTransaction to use RPCTransaction instead of MsgTx.

* [NOD-1597] Finish implementing TestUTXOIndex.

* [NOD-1597] Add messages for GetVirtualSelectedParentBlueScore.

* [NOD-1597] Implement HandleGetVirtualSelectedParentBlueScore and GetVirtualSelectedParentBlueScore.

* [NOD-1597] Implement TestVirtualSelectedParentBlueScore.

* [NOD-1597] Implement NotifyVirtualSelectedParentBlueScoreChanged.

* [NOD-1597] Expand TestVirtualSelectedParentBlueScore.

* [NOD-1597] Implement notifyVirtualSelectedParentBlueScoreChanged.

* [NOD-1597] Make go lint happy.

* [NOD-1593] Fix merge errors.

* [NOD-1593] Rename findSelectedParentChainChanges to calculateSelectedParentChainChanges.

* [NOD-1593] Expand TestCalculateSelectedParentChainChanges.

* [NOD-1597] Add logs to utxoindex.go.

* [NOD-1597] Add logs to utxoindex/store.go.

* [NOD-1597] Add logs to RPCManager.NotifyXXX functions.

* Implement notifySelectedParentChainChanged.

* Implement TestSelectedParentChain.

* Rename NotifyChainChanged to NotifyVirtualSelectedParentChainChanged.

* Rename GetChainFromBlock to GetVirtualSelectedParentChainFromBlock.

* Remove AcceptanceIndex from the config.

* Implement HandleGetVirtualSelectedParentChainFromBlock.

* Expand TestVirtualSelectedParentChain.

* Fix merge errors.

* Add a comment.

* Move a comment.
2020-12-21 14:43:32 +02:00
Elichai Turkel
45edacfbfa
Replace Double-SHA256 with blake2b and implement domain seperation (#1245)
* Replace default hasher (Double-SHA256) with domain seperated blake2b

* Replace all hashes with domain seperated blake2b

* Update the genesis blocks

* Replace OP_HASH256 with OP_BLAKE2B

* Fix the merkle tree by appending zeros instead of duplicating the hash when there is 1 branch left

* Update tests

* Add a payloadHash function

* Update gitignore to ignore binaries

* Fix a bug in the blake2b opcode
2020-12-21 12:51:45 +02:00
Svarog
9f8f0fd747
Added safeguard against running TestDifficulty with a fresh genesis block (#1251) 2020-12-21 11:30:43 +02:00
stasatdaglabs
053bb351b5
[NOD-1597] Implement a UTXO index (#1221)
* [NOD-1579] Rename AcceptedTxIDs to AcceptedTransactionIDs.

* [NOD-1579] Add InsertBlockResult to ValidateAndInsertBlock results.

* [NOD-1593] Rename InsertBlockResult to BlockInsertionResult.

* [NOD-1593] Add SelectedParentChainChanges to AddBlockToVirtual's result.

* [NOD-1593] Implement findSelectedParentChainChanges.

* [NOD-1593] Implement TestFindSelectedParentChainChanges.

* [NOD-1593] Fix a string.

* [NOD-1593] Finish implementing TestFindSelectedParentChainChanges.

* [NOD-1593] Fix merge errors.

* [NOD-1597] Begin implementing UTXOIndex.

* [NOD-1597] Connect UTXOIndex to RPC.

* [NOD-1597] Connect Consensus to UTXOIndex.

* [NOD-1597] Add AcceptanceData to BlockInfo.

* [NOD-1597] Implement UTXOIndex.Update().

* [NOD-1597] Implement add(), remove(), and discard() in utxoIndexStore.

* [NOD-1597] Add error cases to add() and remove().

* [NOD-1597] Add special cases to add() and remove().

* [NOD-1597] Implement commit.

* [NOD-1597] Add a mutex around UTXOIndex.Update().

* [NOD-1597] Return changes to the UTXO from Update().

* [NOD-1597] Add NotifyUTXOsChangedRequestMessage and related structs.

* [NOD-1597] Implement HandleNotifyUTXOsChanged.

* [NOD-1597] Begin implementing TestUTXOIndex.

* [NOD-1597] Implement RegisterForUTXOsChangedNotifications.

* [NOD-1597] Fix bad transaction.ID usage.

* [NOD-1597] Implement convertUTXOChangesToUTXOsChangedNotification.

* [NOD-1597] Make UTXOsChangedNotificationMessage.Removed UTXOsByAddressesEntry instead of just RPCOutpoint so that the client can discern which address was the UTXO removed for.

* [NOD-1597] Collect outpoints in TestUTXOIndex.

* [NOD-1597] Rename RPC stuff.

* [NOD-1597] Add messages for GetUTXOsByAddresses.

* [NOD-1597] Implement HandleGetUTXOsByAddresses.

* [NOD-1597] Implement GetUTXOsByAddresses.

* [NOD-1597] Implement UTXOs().

* [NOD-1597] Implement getUTXOOutpointEntryPairs().

* [NOD-1597] Expand TestUTXOIndex.

* [NOD-1597] Convert SubmitTransaction to use RPCTransaction instead of MsgTx.

* [NOD-1597] Finish implementing TestUTXOIndex.

* [NOD-1597] Add messages for GetVirtualSelectedParentBlueScore.

* [NOD-1597] Implement HandleGetVirtualSelectedParentBlueScore and GetVirtualSelectedParentBlueScore.

* [NOD-1597] Implement TestVirtualSelectedParentBlueScore.

* [NOD-1597] Implement NotifyVirtualSelectedParentBlueScoreChanged.

* [NOD-1597] Expand TestVirtualSelectedParentBlueScore.

* [NOD-1597] Implement notifyVirtualSelectedParentBlueScoreChanged.

* [NOD-1597] Make go lint happy.

* [NOD-1593] Fix merge errors.

* [NOD-1593] Rename findSelectedParentChainChanges to calculateSelectedParentChainChanges.

* [NOD-1593] Expand TestCalculateSelectedParentChainChanges.

* [NOD-1597] Add logs to utxoindex.go.

* [NOD-1597] Add logs to utxoindex/store.go.

* [NOD-1597] Add logs to RPCManager.NotifyXXX functions.

* [NOD-1597] Ignore transactions that aren't accepted.

* [NOD-1597] Use GetBlockAcceptanceData instead of GetBlockInfo.

* [NOD-1597] Convert scriptPublicKey to string directly, instead of using hex.

* [NOD-1597] Add a comment.

* [NOD-1597] Guard against calling utxoindex methods when utxoindex is turned off.

* [NOD-1597] Add lock to UTXOs.

* [NOD-1597] Guard against calls to getUTXOOutpointEntryPairs when staging isn't empty.
2020-12-20 17:24:56 +02:00
Ori Newman
bd5f4e8c6a Pruning fixes (#1243)
* Pruning related fixes

* Rename setBlockStatus->setBlockStatusAfterBlockValidation

* Rename StatusValid->StatusUTXOValid

* Add comment

* Fix typo

* Rename hasValidatedOnlyHeader->hasValidatedHeader

* Rename checkBlockBodiesExist->checkParentBlockBodiesExist

* Add comments and logs

* Adding logs

* Add logs and assert

* Add comment

* Fix typo

* Fix log
2020-12-20 09:38:34 +02:00
Ori Newman
bf67c6351e
Add TestPruning (#1222)
* Add TestPruning

* Add missing argument to teardown

* Add missing return value to AddBlock
2020-12-16 14:49:55 +02:00
Ori Newman
b510fc08a7
Change PoW error (#1234)
* Use proper error for invalid PoW

* Add comment
2020-12-16 13:33:10 +02:00
Ori Newman
dc3ae4d3ac
Use pointer receivers when needed (#1237) 2020-12-16 12:50:17 +02:00
Svarog
1ebda36b17
Remove IsAwaitingUTXOSet from validateAndInsertBlock log, to prevent long operation (#1235) 2020-12-16 11:33:48 +02:00
Ori Newman
12379bedb6
Fix UTXO serialization errors (#1233) 2020-12-16 11:27:43 +02:00
stasatdaglabs
f90d7d796a
[NOD-1593] Return SelectedParentChainChanged from ValidateAndInsertBlock (#1202)
* [NOD-1579] Rename AcceptedTxIDs to AcceptedTransactionIDs.

* [NOD-1579] Add InsertBlockResult to ValidateAndInsertBlock results.

* [NOD-1593] Rename InsertBlockResult to BlockInsertionResult.

* [NOD-1593] Add SelectedParentChainChanges to AddBlockToVirtual's result.

* [NOD-1593] Implement findSelectedParentChainChanges.

* [NOD-1593] Implement TestFindSelectedParentChainChanges.

* [NOD-1593] Fix a string.

* [NOD-1593] Finish implementing TestFindSelectedParentChainChanges.

* [NOD-1593] Fix merge errors.

* [NOD-1593] Fix merge errors.

* [NOD-1593] Rename findSelectedParentChainChanges to calculateSelectedParentChainChanges.

* [NOD-1593] Expand TestCalculateSelectedParentChainChanges.
2020-12-15 11:37:52 +02:00
Ori Newman
fddda46d4f
Fix infinite loop on antiPastHashesBetween (#1226)
* Fix infinite loop on antiPastHashesBetween

* Get rid of highBlockBlueScore and lowBlockBlueScore
2020-12-15 10:37:35 +02:00
Svarog
77adb6c99f
Make consensus.databaseContext a DBManager and allow keeping data dir in TestConsensus
* Make consensus.databaseContext a DBManager

* Allow keeping data dir in TestConsensus
2020-12-15 10:11:14 +02:00