# Changelog
All notable changes to this project will be documented in this file.
The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/)
and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html).
## [1.1.2] - 2024-05-23
### Fixed
- Correct log messages from peer manager.
## [1.1.1] - 2024-05-23
### Fixed
- Peers timeout more aggressively.
## [1.1.0] - 2024-03-14
### Changed
- Update LTS Haskell & upstream dependencies.
## [1.0.1] - 2023-08-03
### Changed
- Add compatibility with latest LTS Haskell.
## [1.0.0] - 2023-07-28
### Changed
- Make compatible with latest haskoin-core.
- Use DuplicateRecordFields and OverloadedRecordDot.
- Simplify pub/sub queues.
- Multiple refactoring passes.
## [0.18.1] - 2022-07-27
### Fixed
- Set default port for peers where it is unset.
## [0.18.0] - 2022-07-27
### Added
- Support setting up and connecting to IPv6 peers.
## [0.17.14] - 2021-08-14
### Fixed
- Reduce verbosity on incoming header decode test.
- Show appropriate error message upon receiving empty headers.
## [0.17.13] - 2021-08-14
### Added
- Display more details about invalid incoming headers.
## [0.17.12] - 2021-05-17
### Fixed
- Do not connect to more than the maximum number of peers.
## [0.17.11] - 2021-05-17
### Added
- Display message command that disconnects a peer.
## [0.17.10] - 2021-05-17
### Fixed
- Correct disconnect timeout algorithm bug.
## [0.17.9] - 2021-05-17
### Fixed
- Add randomised timeouts to avoid disconnecting all peers.
## [0.17.2] - 2021-03-09
### Fixed
- Do not start chain actor until database initialized.
## [0.17.1] - 2021-01-08
### Changed
- Depend on haskoin-core-0.17.3.
## [0.17.0] - 2020-10-21
### Added
- Support for Bitcoin Cash November 2020 hard fork.
- BlockHeaders instance for ReaderT Chain.
## [0.16.0] - 2020-07-23
### Changed
- Add support for column families.
## [0.15.0] - 2020-07-20
### Changed
- Use new Haskell bindings for RocksDB.
## [0.14.1] - 2020-06-19
### Fixed
- Correct flawed peer locking logic in Chain actor.
## [0.14.0] - 2020-06-18
### Changed
- Massively refactor everything in a non-backwards-compatible way.
- Use MIT license.
- Bump haskoin-core.
- Bump secp256k1-haskell.
### Fixed
- Fix getting stuck on a single peer.
## [0.13.0] - 2020-05-08
### Changed
- Depend on Haskoin Store 0.13.3.
- Better code organisation.
## [0.12.0] - 2020-05-06
### Changed
- Add a test suite that simulates network instead of connecting to real one.
## [0.11.3] - 2020-05-03
### Changed
- Revert including multiline decoding error text in logs.
## [0.11.2] - 2020-05-03
### Changed
- Include header decoding error text in logs.
## [0.11.1] - 2020-05-03
### Changed
- Improve logging.
## [0.11.0] - 2020-05-03
### Changed
- Set peer too old time
## [0.10.1] - 2020-05-03
### Changed
- Disconnect old peers after 48 hours instead of 30 minutes.
## [0.10.0] - 2020-05-03
### Changed
- Move modules out of Network.Haskoin namespace.
- Add better and more logging.
- Change Manager module name and related values to PeerManager.
## [0.9.21] - 2020-04-07
### Removed
- Remove unnecessary logging.
## [0.9.20] - 2020-04-07
### Changed
- Better log messages.
- Less verbose debug logging.
## [0.9.19] - 2020-04-07
### Changed
- Better log messages.
## [0.9.18] - 2020-04-07
### Added
- More aggressive peer discovery.
## [0.9.17] - 2020-04-07
### Added
- Peers are disconnected automatically after awhile.
## [0.9.16] - 2020-02-08
### Added
- Lower bound versions for some dependencies.
## [0.9.15] - 2020-01-15
### Changed
- Update to support new `NetworkAddress` data structure from `haskoin-core`.
## [0.9.14] - 2019-12-10
### Removed
- No longer support storing peers in db as performance tradeoff doesn't justify it.
## [0.9.13] - 2019-10-08
### Changed
- Really store peers in db.
## [0.9.12] - 2019-10-08
### Changed
- Demote some logging to debug level.
## [0.9.11] - 2019-10-02
### Added
- Add `-O2` optimisations to GHC.
## [0.9.10] - 2019-04-19
### Added
- Increase debugging information where application freezes.
## [0.9.9] - 2019-04-12
### Added
- Increase debugging information.
## [0.9.8] - 2019-04-12
### Changed
- Increase version of haskoin-core to 0.9.0.
- Fix some tests.
## [0.9.7] - 2019-04-12
### Added
- More debugging.
### Changed
- Be defensive against duplicate peers.
- Increase interval between housekeeping pings.
- Replace peers in database atomically.
## [0.9.6] - 2019-04-01
### Changed
- Randomize known peers instead of keeping scores.
- Simplify peer management code to avoid freezes.
- Merge logic for chain and manager.
## [0.9.5] - 2018-11-14
### Changed
- Do not record new peers in database when peer discovery is disabled.
## [0.9.4] - 2018-11-01
### Changed
- Don't spam best block events.
## [0.9.3] - 2018-10-22
### Changed
- Correct display of milliseconds in log.
- Correct bug when receiving headers from unknown peer.
- Simplify chain syncing code.
## [0.9.2] - 2018-10-18
### Changed
- Peer dies immediately when receiving a bad message.
## [0.9.1] - 2018-10-18
### Changed
- Keep track of last synced header from a peer to avoid endless loops on large reorgs.
## [0.9.0] - 2018-10-17
### Changed
- Use an STM listener instead of a publisher for the node API.
## [0.8.2] - 2018-10-17
### Added
- Expose `ChainMessage` and `ManagerMessage` types from `Haskoin.Node` module.
## [0.8.1] - 2018-10-11
### Changed
- Corrected documentation for `killPeer` function.
- Leave time out of logic code.
## [0.8.0] - 2018-10-09
### Changed
- Peers are now killed directly instead of through peer manager.
### Removed
- Chain no longer needs peer manager.
## [0.7.2] - 2018-10-09
### Added
- Compatibility with base 4.12.
### Changed
- Update base to 4.9.
## [0.7.1] - 2018-10-09
### Added
- Allow to easily obtain a peer's publisher.
## [0.7.0] - 2018-10-09
### Added
- Versioning for chain and peer database.
- Automatic purging of chain and peer database when version changes.
- Add extra timers.
- Add publishers to every peer.
### Changed
- Full reimplementation of node API.
- Simplify peer selection and management.
- Merge manager and peer events.
- Rename configuration variables for node.
- Separate logic from actors for peer manager and chain.
### Removed
- Remove irrelevant fields from peer information.
- Remove unreliable peer block head tracking.
- Remove dependency on deprecated binary conduits.
- Remove Bloom filter support from manager.
- Remove unreliable peer request tracking code.
- Remove separate manager events.
## [0.6.1] - 2018-09-14
### Changed
- Fix bug where peer height did not update in certain cases.
## [0.6.0] - 2018-09-14
### Added
- Documentation everywhere.
### Changed
- Make compatible with NQE 0.5.
- Use supervisor only in peer manager.
- API quality of life changes.
- Exposed module is now only `Haskoin.Node`.
### Removed
- No more direct access to internals.
## [0.5.2] - 2018-09-10
### Changed
- Improve dependency definitions.
## [0.5.1] - 2018-09-10
### Changed
- Dependency `sec256k1` changes to `secp256k1-haskell`.
## [0.5.0] - 2018-09-09
### Added
- New `CHANGELOG.md` file.
- Use `nqe` for concurrency.
- Peer discovery.
- RocksDB peer and block header storage.
- Support for Merkle blocks.
### Changed
- Split out of former `haskoin` repository.
- Use hpack and `package.yaml`.
- Old `haskoin-node` package now renamed to `old-haskoin-node` and deprecated.
### Removed
- Removed Old Haskoin Node package completely.
- Removed Stylish Haskell configuration file.
- Remvoed `haskoin-core` and `haskoin-wallet` packages from this repository.