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Changelog

All notable changes to this module will be documented in this file.

The format is based on Keep a Changelog, and this project adheres to Semantic Versioning.

[Unreleased]

[0.0.0.60] - 2023-07-11

  • Adds savepoints and rollbacks implementation to TreeStore

[0.0.0.60] - 2023-06-26

  • Add place-holder for local context and servicer token usage support methods

[0.0.0.59] - 2023-06-14

  • Refactors the persistence treeStore to be an IntegratableModule

[0.0.0.58] - 2023-06-07

  • Adds a logger to TreeStore

[0.0.0.57] - 2023-06-07

  • Refactors the stateTrees implementation off of the PersistenceContext and into its in module
  • Implements the new Update and Commit pattern with the SMT trees in the trees module

[0.0.0.57] - 2023-06-06

  • Uses ":memory:" to signify when connecting to an in-memory database

[0.0.0.56] - 2023-06-02

  • Renamed an error used by Badger / KVStore
  • Improve comments used for mock generation

[0.0.0.55] - 2023-06-01

  • Integrate lazy loading SMT (release v0.5.0) into V1

[0.0.0.54] - 2023-05-24

  • Adds the BlockStore interface
  • Updates the PersistenceContext struct to use BlockStore interface

[0.0.0.53] - 2023-05-16

  • Refactors BlockStore into an independent component
  • Creates the BlockStore interface and package

[0.0.0.52] - 2023-05-04

  • Add protocol actor specifc getter functions
  • Add placeholder functions for GetSupportedChains() and GetVersionAtHeight()
  • Add the network_id field and local timestamp to block when preparing it

[0.0.0.51] - 2023-05-03

  • Rename TxResult to IndexedTransaction
  • Have the txIndexer index transactions using the hash of the serialised Transaction
  • Use the hash of the serialised Transaction as the key for transactions in the transaction state tree

[0.0.0.50] - 2023-04-28

  • Implemented a new GetActor persistence modular functoin
  • Added fisherman_per_session parameter
  • Minor code and comment cleanup

[0.0.0.49] - 2023-04-14

  • Index transactions in the TxIndexer by sender and recipient using the height and block index of the transactions

[0.0.0.48] - 2023-04-13

  • Remove persistent specific TxResult protobuf and interface
  • Utlise the TxResult protobuf in shared/core/types

[0.0.0.47] - 2023-04-13

  • Update imports to use pokt-network/smt instead of the archived celestiaorg/smt

[0.0.0.46] - 2023-04-12

  • Update prepareBlock() function to add processed transactions to the persisted block

[0.0.0.45] - 2023-04-07

  • Add GetAllParams() function to retrieve all governance parameters at their most current values
  • Generalise GetParameter() to be a wrapper function with a type parameter

[0.0.0.44] - 2023-04-06

  • Fixed flag/params keying
  • Updated pools read/write functions to use a real address, not a string that is named address and obviously is not hexadecimal
  • Updated tests

[0.0.0.43] - 2023-04-06

  • Added SAVEPOINTS_ROLLBACKS.md design document

[0.0.0.42] - 2023-03-30

  • Replaced all pgx.Conn with pgxpool.Conn to use postgres connection pooling
  • Consolidate and simplify Release and Close and resetContext into a single function
  • Introduced a ConnectTimeout to the postgres connection
  • Remove the unnecessary getTx helper
  • Maintain a pool of connections to the postgres DB rather than creating a new one each time
  • Improve readability of ReleaseWriteContext

[0.0.0.41] - 2023-03-26

  • Updated to use logger where we were still using log for the message "Storing block in block store"

[0.0.0.40] - 2023-03-01

  • Update state hash test after modifying genesis (updated port numbers)

[0.0.0.39] - 2023-02-28

  • Renamed package names and parameters to reflect changes in the rest of the codebase
  • Removed the StakeStatus constants to use the global proto enum types
  • Removed the whole concept of maxRelays as we're introducing a new rate limiting approach
  • Added documentation to make certain things clearer
  • Renamed GenericParam to ServiceURL
  • Removed txsOrderInBlockHashDescending since we don't need a hash specific to txs - it's part of the state hash

[0.0.0.38] - 2023-02-24

  • Update logger value references with pointers
  • Remove unnecessary (and problematic) logger calls

[0.0.0.37] - 2023-02-21

  • Rename ServiceNode Actor Type Name to Servicer

[0.0.0.36] - 2023-02-17

  • Module now embeds base_modules.IntegratableModule for DRYness

[0.0.0.35] - 2023-02-15

  • Add a few nolint comments to fix the code on main

[0.0.0.34] - 2023-02-14

  • Remove IUnstakingActor and use UnstakingActor directly; guideline for removing future unnecessary types (e.g. TxResult)
  • Typo in GetMinimumBlockHeightQuery
  • Reduce unnecessary string <-> []byte conversion in a few places
  • Fix bug in updateUnstakedHeightIfPausedBefore that was unstaking all actors

[0.0.0.33] - 2023-02-09

  • Added mock generation to the kvstore/kvstore.go.

[0.0.0.32] - 2023-02-07

  • Minor documentation cleanup

[0.0.0.31] - 2023-02-06

  • Address legacy linter errors from golangci-lint

[0.0.0.30] - 2023-02-04

  • Changed log lines to utilize new logger module

[0.0.0.29] - 2023-01-31

  • Use hash of serialised protobufs for keys in updateParamsTree() and updateFlagsTree()

[0.0.0.28] - 2023-01-30

  • Fix unit tests - TestGetAppPauseHeightIfExists, TestGetAppOutputAddress, TestGetFishermanStatus, TestGetFishermanPauseHeightIfExists, TestGetFishermanOutputAddress, TestPersistenceContextParallelReadWrite, TestGetServicerPauseHeightIfExists, TestGetServicerOutputAddress, fuzzSingleProtocolActor, TestGetValidatorPauseHeightIfExists, and TestGetValidatorOutputAddress for misplaced expected and actual values in require.Equal.

[0.0.0.27] - 2023-01-27

  • Add logic for updateParamsTree() and updateFlagsTree() functions when updating merkle root hash

[0.0.0.26] - 2023-01-23

  • Added debug.FreeOSMemory() on ResetToGenesis to free-up memory and stabilize LocalNet.

[0.0.0.25] - 2023-01-20

  • Consolidate common behaviour of Pool and Account functions into a shared interface ProtocolAccountSchema
  • Create account_shared_sql.go and types/account_shared_sql.go and rename shared_sql.go and type/shared_sql.go to actor_shared_sql.go and types/actor_shared_sql.go seperating shared sql logic

[0.0.0.24] - 2023-01-20

  • Update the persistence module README, focusing on pgadmin and Makefile helpers

[0.0.0.23] - 2023-01-18

  • Remove Block proto definition to consolidate under shared/core/types

[0.0.0.22] - 2023-01-14

  • Add max_conns_count, min_conns_count, max_conn_lifetime, max_conn_idle_time and health_check_period to PersistenceConfig.
  • Update connectToDatabase function in db.go to connect via pgxpool to postgres database and accept PersistenceConfig interface as input.
  • Update github.com/jackc/pgx/v4 -> github.com/jackc/pgx/v5.

[0.0.0.21] - 2023-01-11

  • Add init() function to gov.go to build a map of parameter names and their types
  • Deprecated GetBlocksPerSession() and GetServicersPerSessionAt() in favour of the more general parameter getter function GetParameter()
  • Update unit tests replacing GetIntParam() and GetStringParam() calls with GetParameter()

[0.0.0.20] - 2023-01-11

  • Minor logging improvements

[0.0.0.19] - 2023-01-10

  • Updated module constructor to accept a bus and not a runtimeMgr anymore
  • Registering module with the bus via RegisterModule method
  • Updated tests and mocks accordingly

[0.0.0.18] - 2023-01-03

  • Renamed InitParams to InitGenesisParams

[0.0.0.17] - 2023-01-03

  • Added missing ActorType in GetAllXXXX() functions
  • Updated to new PoolNames enums
  • Using Enum.FriendlyName() instead of Enum.String() for PoolNames enums (backward compatibility + flexibility)
  • Updated InitParams so that Params can be initialized from a GenesisState and not just hardcoded
  • Refactored default values sourcing (test_artifacts for tests)
  • Updated tests
  • Consolidated persistence/docs/CHANGELOG and persistence/CHANGELOG.md into persistence/docs/CHANGELOG

[0.0.0.16] - 2022-12-21

  • Updated to use centralized config and genesis
  • Updated to use Account struct now under coreTypes
  • Tended for the TODO "// TODO (Andrew) genericize the genesis population logic for actors #149" in persistence/genesis.go
  • Updated tests to use the new config and genesis handling
  • Updated statetest hashes to reflect updated genesis state

[0.0.0.15] - 2022-12-15

  • Remove SetProposalBlock and local vars to keep proposal state
  • Add proposerAddr to the Commit function
  • Move the PostgresContext struct to context.db

[0.0.0.14] - 2022-12-14

  • Moved Actor related getters from genesis.go to actor.go
  • Added GetAllStakedActors() that returns all Actors

[0.0.0.13] - 2022-12-06

  • Changed the scope of TransactionExists from the PostgresContext to the PersistenceModule

[0.0.0.13] - 2022-11-30

Core StateHash changes

  • Introduced & defined for block_persistence.proto
    • A persistence specific protobuf for the Block stored in the BlockStore
  • On Commit, prepare and store a persistence block in the KV Store, SQL Store
  • Replace IndexTransactions (plural) to IndexTransaction (singular)
  • Maintaining a list of StateTrees using Celestia’s SMT and badger as the KV store to compute the state hash
  • Implemented ComputeStateHash to update the global state based on:
    • Validators
    • Applications
    • Servicers
    • Fisherman
    • Accounts
    • Pools
    • Transactions
    • Added a placeholder for params and flags
  • Added a benchmarking and a determinism test suite to validate this

Supporting StateHash changes

  • Implemented GetAccountsUpdated, GetPoolsUpdated and GetActorsUpdated functions
  • Removed GetPrevAppHash and indexTransactions functions
  • Removed blockProtoBytes and txResults from the local state and added quorumCert
  • Consolidate all resetContext related operations into a single function
  • Implemented ReleaseWriteContext
  • Implemented ability to ClearAllState and ResetToGenesis for debugging & testing purposes
  • Added unit tests for all of the supporting SQL functions implemented
  • Some improvements in unit test preparation & cleanup (limited to this PR's functionality)

KVStore changes

  • Renamed Put to Set
  • Embedded smt.MapStore in the interface containing Get, Set and Delete
  • Implemented Delete
  • Modified GetAll to return both keys and values
  • Turned off badger logging options since it’s noisy

[0.0.0.12] - 2022-11-15

  • Rename GetBlockHash to GetBlockHashAtHeight
  • Reduce visibility scope of IndexTransactions to indexTransactions
  • Remove quorumCertificate from the local context state
  • Remove LatestQC and SetLatestQC
  • Remove Latest prefix from several functions including related to setting context of the proposal block
  • Added ReleaseWriteContext placeholder
  • Replaced ResetContext with Release

[0.0.0.11] - 2022-11-08

  • Changed the following exported functions to lowercase non-exported functions
  • [./pocket/persistence/]
    • GetActor
    • GetActorFromRow
    • GetChainsForActor
    • SetActorStakeAmount
    • GetActorStakeAmount
    • GetCtxAndTx
    • GetCtx
    • SetValidatorStakedTokens
    • GetValidatorStakedTokens
  • [./pocket/persistence/types]
    • ProtocolActorTableSchema
    • ProtocolActorChainsTableSchema
    • SelectChains
    • ReadyToUnstake
    • InsertChains
    • UpdateUnstakingHeight
    • UpdateStakeAmount
    • UpdatePausedHeight
    • UpdateUnstakedHeightIfPausedBefore
    • AccToAccInterface
    • TestInsertParams
    • AccountOrPoolSchema
    • InsertAcc
    • SelectBalance
  • [./pocket/persistence/test]
    • GetGenericActor
    • NewTestGenericActor

[0.0.0.10] - 2022-11-01

  • Ported over storing blocks and block components to the Persistence module from Consensus and Utility modules
  • Encapsulated TxIndexer logic to the persistence context only

[0.0.0.9] - 2022-10-19

  • Fixed ToPersistenceActors() by filling all structure fields
  • Deprecated BaseActor -> Actor
  • Changed default actor type to ActorType_Undefined

[0.0.0.8] - 2022-10-12

#235 Config and genesis handling

  • Updated to use RuntimeMgr
  • Made PersistenceModule struct unexported
  • Updated tests and mocks
  • Removed some cross-module dependencies
  • Added TxIndexer sub-package (previously in Utility Module)
  • Added TxIndexer to both PersistenceModule and PersistenceContext
  • Implemented TransactionExists and StoreTransaction

[0.0.0.7] - 2022-10-06

  • Don't ignore the exit code of m.Run() in the unit tests
  • Fixed several broken unit tests related to type casting

[0.0.0.6] - 2022-09-30

  • Removed no-op DeleteActor code
  • Consolidated CHANGELOGs into one under persistence/docs
  • Consolidated READMEs into one under persistence/docs
  • Deprecated persMod.ResetContext() for -> persRWContext.ResetContext() for more appropriate encapsulation
  • Added ticks to CHANGELOG.md
  • Removed reference to Utility Mod's BigIntToString() and used internal BigIntToString()

[0.0.0.5] - 2022-09-14

  • Consolidated PostgresContext and PostgresDb into a single structure

[0.0.0.4] - 2022-08-25

Encapsulate structures previously in shared #163

  • Renamed schema -> types
  • Added genesis, config, and unstaking proto files from shared
  • Ensured proto structures implement shared interfaces
  • Populate PersistenceGenesisState uses shared interfaces in order to accept MockPersistenceGenesisState
  • ^ Same applies for PersistenceConfig
  • Bumped cleanup TODOs to #149 due to scope size of #163

[0.0.0.3] - 2022-08-16

Main persistence module changes:

  • Split ConnectAndInitializeDatabase into connectToDatabase and initializeDatabase
    • This enables creating multiple contexts in parallel without re-initializing the DB connection
  • Fix the SQL query used in SelectActors, SelectAccounts & SelectPools
    • Add a generalized unit test for all actors
  • Remove NewPersistenceModule and an injected Config + Create
    • This improves isolation a a “injection-like” paradigm for unit testing
  • Change SetupPostgresDocker to SetupPostgresDockerPersistenceMod
    • This enables more “functional” like testing by returning a persistence module and avoiding global testing variables
    • Only return once a connection to the DB has been initialized reducing the likelihood of test race conditions
  • Implemented NewReadContext with a proper read-only context
  • Add ResetContext to the persistence module and Close to the read context

Secondary persistence module changes

  • Improve return values in Commit and Release (return error, add logging, etc…)
  • Add pgx.Conn pointer to PostgresDB
  • s/db/conn/g and s/conn/tx/g in some (not all) places where appropriate
  • Make some exported variables / functions unexported for readability & access purposes
  • Add a few helpers for persistence related unit testing
  • Added unit tests and TODOs for handling multiple read/write contexts

[0.0.0.2] - 2022-08-03

Deprecate PrePersistence

  • Fix for bytes parameters
  • Accounts / pools default to 0
  • Pre-added accounts to genesis file
  • Separated out Persistence Read Context from Persistence Write Context
  • Added various TODO's in order to code-complete a working persistence module
  • Added genesis level functions to GetAllActors() and GetAllAccounts/Pools() for testing
  • Added PopulateGenesisState function to persistence module
  • Fixed the stake status iota issue
  • Discovered and documented (with TODO) double setting parameters issue
  • Attached to the Utility Module and using in make lightweight_localnet

[0.0.0.1] - 2022-07-05

Pocket Persistence 1st Iteration (pokt-network#73)

Added

  • Base persistence module implementation for the following actors: Account, Pool, Validator, Fisherman, Servicer, Application
  • Generalization of common protocol actor behvaiours via the ProtocolActor and BaseActor interface and implementation
  • A PostgreSQL based implementation of the persistence middleware including:
    • SQL query implementation for each actor
    • SQL schema definition for each actor
    • SQL execution for common actor behaviours
    • Golang interface implementation of the Persistence module
  • Update to the Persistence module interface to enable historical height queries
  • Library / infrastructure for persistence unit fuzz testing
  • Tests triggered via make test_persistence