Chia-blockchain

Added

- Added `chia completion` command
- Added wallet_removed to `state_changes` messages to support wallet removal in GUI
- Add support to `cat_spend` RPC for running TAIL
- Expose NFT coin info's latest_height to RPCs requesting NFT info
- Make `python -m chia` work
- DataLayer plugin support and infrastructure

Changed

- Fix soft fork to 60 days
- Don't subscribe to all coin ids in the DB
- Handle trade coins in the `try` block of `new_coin_state`
- Add benchmark that tests the mempool over a long time
- Enable soft-fork2 conditions (incl. ASSERT_BEFORE)
- Update condition codes constants in clvm include file
- Improve coin state retry wait logic and retry store test
- Improve balance caching
- Update Wallet command line help for key fingerprints
- Optimize Mempool.add_to_pool()
- Change self peer connection error to info, remove traceback
- Reduce DB lookups in `handle_did` and `handle_nft`
- Limit expiring transactions
- Return fee estimates as integer mojos
- Activate the soft-fork and soft-fork2 earlier on testnet10
- Bump chia_rs to 0.2.7
- Lower MAX_FUTURE_TIME to 2 minutes with the 1.8.0 soft-fork activation
- List the columns for `INSERT` into `coin_record`

Fixed

- Disconnect untrusted peers if we find a trusted synced one
- Only compile CLVM if source newer than hex
- Fixed windows issues with passphrase prompt on CLI by flushing prompt (Fixes 14889)
- Fix removal while iterating over connections set
- Fix the mempool fee rate calculation
- Assert_before_height, assert_before_seconds fields in MempoolItem
- Correct SQLite logging when using db_wrapper.manage_connection()
- Case-insensitive DNS label matching to support bit 0x20 use
- Check hint length in notification manager to avoid raise
- Mempool insertion order
- Drop leaking weight proof validation cache
- Windows fix of memory profiler
- Small improvements to trusted peer check to include IPv6 addresses and add tests
- Close daemon client even for a BaseException in acquire_connection_to_daemon()
- Rework config peer resolving and connection handling
- Fix, simplify, and test `TransactionRecord.is_valid`
- Check for directory existence before creating offer
- Fix manage_clvm.py hash building and std libraries
- Resolve introducer right before the connection attempt (Fixed 14888)
- Async DNS lookups
- Move assignments of `WalletStateManager._sync_target`
- Lock `WalletStateManager.lock` while populating balances initially

Added

- `get_transaction_memo` wallet RPC
- `set_wallet_resync_on_startup` wallet RPC to reset wallet sync data on wallet restart
- `nft_count_nfts` wallet RPC - counts NFTs per wallet or for all wallets
- Community DNS introducers to initial (default) config.yaml
- additional metrics for `state_changed` events (used by chia-exporter)
- Python 3.11 support
- `chia wallet check` CLI command
- `reuse_public_key_for_change` config.yaml option to allow address reuse for change
- `nft_id` added to the JSON output of all NFT RPCs
- `curry` Chialisp library replaces `curry-and-treehash`

Changed

- `chia show -f` changed to output proper JSON
- `Rate limiting` log messages are themselves rate limited
- Notified GUI when wallets are removed
- Optimized counting of NFTs during removal by leveraging SQLite
- Offer CLI command help now shows `--fee` units as XCH
- Optimized offer code by limiting `additions` recomputation
- `chia_rs` updated to 0.2.4
- Improve the help text for the `chia peer` and `chia peer -a` commands
- Remove redundant checks for minting coin and reserve fee
- `nft_get_nfts` performance improvements by shifting paging to SQLite
- `did_find_lost_did` improved
- Extend the sign APIs to support hex string
- Changed mempool backend to use an in-memory SQLite DB

Fixed

- Quieted wallet log output for `Record: ... not in mempool` (fixes 14452)
- Quieted log output for `AttributeError: 'NoneType' object has no attribute '_get_extra_info`
- Reduced log output for `Using previous generator for height`
- Fixed error message when the `coin_id` argument for `nft_get_info` cannot be decoded
- Reduced cases where wallet claims to be synced while still syncing
- Resolved unnecessary error logging caused by unhinted coins (see 14757)
- Avoid `Unclosed client session` errors and associated tracebacks when using Ctrl-c during CLI commands
- Avoid `AttributeError` when shutting down plotting
- Added `anyio` as a dependency
- Resolved issues when offers involve small amounts and royalties round down to zero (fixes 14744)
- Limit retries to 3 for submitting offer transactions to the mempool and improved handling of offer status (fixes 14714)
- Resolved issues with offers stuck as pending when multiple people accept the same offer (fixes 14621)
- Improved the accuracy of the wallet sync status indication

Deprecated

- `curry-and-treehash` Chialisp library replaced by new `curry` library

Added

- New `chia wallet coins` CLI and RPCs for listing, splitting, and combining coins
- New on-chain notification for offers, specifically designed for NFT offers
- New full node dynamic fee estimator (`chia show -f` and `get_fee_estimate` full node RPC)
- Implementation of soft fork at block 3630000 - see the 1.7.0 blog post for more details
- Add gzip support to DataLayer download client (Thanks, Chida82!)
- Add proxy support to DataLayer download client (Thanks again, Chida82!)
- Add `get_timestamp_for_height` Wallet RPC for converting heights to timestamps
- Add `tools/legacy_keyring.py` to allow migration from the removed old key storage format. Available only from source installations.
- Add Arch Linux to install-gui.sh script (Thanks, DaOneLuna!)
- Add a `daemon_heartbeat` setting to config.yaml
- add `trusted_max_subscribe_items` and `wallet:trusted_peers` to config.yaml
- NFT bulk transfer and DID assignment wallet RPCs
- Add the expected offer ID to some RPCs that take offer blobs

Changed

- bump `chia_rs` dependency to `0.2.0`
- Update version of `clvm_tools_rs` to `0.1.30`
- Use better check that we are on mainnet when deciding to use default Chia DNS server
- Remove conflicting TXs before adding SpendBundle to Mempool in `add_spend_bundle`
- Try each Chia DNS Server in list before trying introducers
- optimize mempool's potential cache
- Display complete exception info in log file for validation, consensus, and protocol errors
- Enable setting time between blocks in full node sim
- Limit rate of log messages when farmer is disconnected from pool
- Add SigningMode and update `verify_signature` RPC to work with `sign_message_by_*` RPCs

Fixed

- Offer security updates: Offers that are generated with this version cannot be accepted with older versions of Chia - see blog post for details
- server: Fix invalid attribute accesses in `WSChiaConnection`
- header validation time logging severity reduced from warning to info when time is less than two seconds
- replacing transactions in the mempool is normal behavior, not a warning
- don't throw unnecessary exception on peer connect
- Return existing CAT wallet instead of raising
- Resolve peers in harvester and timelord startup (fixes 14158)
- bump default bladebit version to `2.0.1` in `install-plotter.sh`
- disallow empty SpendBundles in the mempool
- avoid an exception in some rare cases when requesting the pool login link
- provide a clear error when the `wallet_id` value is missing in a call to the `nft_set_bulk_nft_did` wallet rpc (Thanks, steppsr!)
- allow cancellation of offers when there is no spendable balance
- track all transactions of an NFT bulk mint instead of just the first
- Make the `--id` flag on cancel_offer required
- corrected a target address vs. metadata mismatch when bulk minting and airdropping NFTs
- Fixed wallet DB issues resulting when there are unexpected failures during syncing

Deprecated

- Python 3.7 support is deprecated and will be removed in a future version

Added

- Add WalletConnect
- Add Bladebit v2 plotting support (RAM and Disk)
- Add `chia keys show --json` (display all keys as json) (thanks kimsk)
- Add `chia data get_sync_status` CLI and RPC.
- Add download progress log and stream in Datalayer (thanks Chida82)
- Add wallet RPC `/get_spendable_coins`
- Add wallet RPC `/get_coin_records_by_names`
- Add wallet RPC `/verify_signature`
- Add wallet RPC `/did_message_spend`
- Add wallet RPC `/did_get_info`
- Add wallet RPC `/nft_set_did_bulk`
- Add options `--max-coin-amount` and `--exclude-coin-ids` to `chia wallet send`
- Add `--fingerprint` option to `chia keys show`
- Add SECURITY.md
- Add GUI support for adding and removing full node peers
- New GUI setting for NFT image scaling
- New GUI warning if the GUI version is different from the back-end version

Changed

- Remove legacy keyring support
- Drop support for bladebit v1 and use bladebit v2 for RAM and Disk plots
- Removed remaining vestiges of defunct backup service
- `debug_spend_bundle` -- print coin id as hex string
- Only open SQLite log file once per db wrapper
- Switch to context manager for task timing instrumentation
- Revert rate limiting messages from `warning` back to `debug`
- `add_private_key` now returns the fingerprint of the added key
- SQLite log the full node db version check
- Delete DID wallet after transfer
- Don't validate weight proof on wallet log_in
- Drop broken message types logging
- Return minted NFT ID & Allow transfer NFT with NFT ID
- Display key labels when making a wallet key selection
- Add support for pending transactions to `get_mempool_item_by_tx_id()` (thanks rwarren)
- Simplify the mempool manager instantiation
- Add coin id and address to NFT Details screen in GUI
- New GUI prefs location under `CHIA_ROOT`
- Removed SkyNFT references
- Add GUI memo field when sending XCH
- Update to Electron 20.3.5

Fixed

- Fixed a missing state_changed GUI notification
- Minor sync optimizations and refactor; eliminate redundant weight proof requests
- Upped the number of file handles for madmax
- Catch exceptions raised when resolving plot directories (fix 13723)
- Call close callback for already closed connections (fix 9172)
- Set GUI binary name to `chia-blockchain` in the Fedora rpm and Ubuntu deb (fix 13847)
- Add simple fix to set farmer response timer for `SP: 0` (fix 11869, 10900) (thanks neurosis69)
- Preserve correct `MempoolItem` block height when rebuilding mempool
- Windows: start daemon without a window and detached from current console (fix 13175) (thanks jcteng)
- Fix pool singleton sync height in DB
- Remove duplicate nft wallet deletion in reorg
- Fix DID unnecessary wallet deletion
- Improve performance of wallets with many NFTs
- Stop creating unecessary index in notification store (fix 13955)
- Fix issues in switching pools introduced in 1.6.0 (fix 13872)
- Handle incoming unknown capabilities
- GUI Offer Builder displays totals with royalties when requesting an NFT
- Fixed NFT inbox detection
- Convert and cache NFT metadata as UTF-8
- Fixed issue with switching between farmer and wallet modes (GUI issue 1005)
- Improve error message when sending more mojos than Spendable Balance

Added

- New node RPC for fee estimates `/get_fee_estimate`
- Added support for labeling (naming) wallets (keys)
- Added CLI option `chia keys label`
- Added REMARK to `ConditionOpcodes`
- Prevent creation of offers with 100% royalties
- Added `chia peer` command to replace `chia show -c`
- New wallet RPC `/nft_mint_bulk` and preliminary support for bulk minting
- New wallet RPC `/nft_calculate_royalties`
- New wallet signing RPCs `/sign_message_by_address`, `/sign_message_by_id`
- New wallet CLI option `chia wallet sign_message`
- New wallet RPC `/push_transactions` (thanks stmharry)
- New daemon command `running_services` to list all running services
- Code coverage is now generated
- Added on-chain wallet notification mechanism with CLI
- Added log warning when inserting into the mempool takes longer than 2 seconds

Changed

- RPC incompatibility: `/get_routes` and `/healthz` now return a boolean for success (previously was a string)
- New Windows installer created with `electron-builder`
- Blsspy updated to 1.0.16
- Chiavdf updated to 1.0.7
- Chiapos updated to 1.0.11
- Clvm_tools updated to 0.4.5
- Chia_rs updated to 0.1.14
- Clvm-tools-rs updated to 0.1.24
- Aiohttp updated to 3.8.3
- Colorlog updated to 6.7.0
- Concurrent-log-handler updated to 0.9.20
- Cryptography updated to 36.0.2
- Filelock updated to 3.8.0
- Keyring updated to 23.6.0
- Click updated to 8.1.3
- Dnspython updated to 2.2.1
- Dnslib updated to 0.9.22
- Zstd updated to 1.5.2.6
- Updated various DataLayer CLI commands to accept root hash parameter
- Pool config is updated after the wallet is fully synced (12631)
- Prior to adding DID coins, ensure coin is valid
- Adding submodule branch override to Install-gui.ps1
- Reverted `change` to `change OR REPLACE -> OR FAIL` in `wallet_coin_store`
- Changed log level to `INFO` in `Receiver.reset` for plot sync
- Modified `/nft_get_info` to include `p2_address`
- Simplified `WalletStateManager.coin_added()`
- Minor change to DataLayer mirror sync
- Removed unnecessary split when starting daemon
- Removed mostly unused wallet action store (wallet_action_store.py) and rearrange code as needed
- Removed unused `all_puzzle_hashes` from `wallet_puzzle_store`
- Removed "Total iterations since start" from `chia show -s`
- Removed rate-limited wallet
- Removed the beta program link from the warning in the CLI
- Removed `--enable-data-server` from `chia configure` CLI
- Improved RPC server start/stop
- Drop partially implemented BIP39 passphrase support
- Simplify key deletion in `Keychain`
- Simplify public key getters in `Keychain`
- Cleanup and reuse of wallet code
- Return before fetching weight proof if a secondary sync task is running (Thanks olivernyc!)
- Dropped unused `chia_minor_release_number`
- Just `raise`, not `raise e` when reraising
- Optimized `simple_solution_generator()`
- Allow developers to easily use standard Chia `clvm` puzzles and libraries
- Skipped validating `GTElement` in mempool
- Improved logging for `chia plotters version` errors
- Performance improvements in `subscribe_to_phs` using CoinState from chia_rs
- Performance improvements in wallet syncing by doing bulk coin record lookups
- Performance improvements in wallet syncing by caching the last derivation path
- Performance improvements in offer parsing by implementing a more efficient Program.uncurry()
- Performance improvements in puzzle parsing by using rust parser (`chia_rs`) for Program.from_bytes()
- Performance improvements in wallet by caching the uncurried puzzle in UncurriedPuzzle class
- Implement generator_for_single_coin() in python instead of `clvm`
- Optimize get_block_store by not parsing the full block
- Avoid creating a list and enable short circuit behavior in `bundle_suitable_for_compression()`
- Performance improvements when dealing with lots of trades (offers) by using a lookup table and not loading all trades from disk upfront
- Minimized a chance where `sudo` prompts users for password in `install.sh`
- Full_node: Dropped unused ultra priority lock
- Full_node: Set defaults in `SyncStore`
- Various performance and code cleanup in mempool handling
- Significant scalability improvements in NFT handling
- Minter DID now shown in output of `chia wallet nft get_info` and in GUI
- Treehash optimization for DID wallet
- Performance improvements by using `get_puzzle_and_solution_for_coin()` from `chia_rs`
- Adds handling for daemon not sending `initial_target_state` (thanks bolshoytoster) (10058)
- Reduced log noise during wallet syncing
- Run `get_puzzle_and_solution_for_coin` and `get_block_header` expensive API requests in separate thread
- Do not trigger the pending tx handler in some cases. Eliminates multiple ALREADY_INCLUDING_TRANSACTION errors for some operations, notably claiming self-pooling rewards
- Defined a shared API for all wallet via a WalletProtocol class
- Recompress CLVM generators
- Removed unnecessary logging during plot creation
- Made `IP` section in connections table 1 character wider to handle IPV6
- Deprecated `chia plotters install` command
- Improved handling of unfinished block messages
- Stripped leading and trailing whitespace before `bech32` decoding in various places
- Fixed issues in the GUI with sending CAT transactions with a fee
- Changed `ctx.exit` -> `raise click.ClickException` in CLI
- Improved harvester logging

Fixed

- Fixed a few instances of coin name logging
- Fixed chia farm summary if using a remote full node (thanks yan74)
- Fixed comments in initial config where puzzle hash should be receive address (thanks hugepants)
- Fixed locking of main thread in `validate_weight_proof_inner`
- Fixed several bugs with untrusted sync, and correct sync status
- Fixed performance issue in wallet with offers
- Minor fixes for related to running serialized programs
- Fixed bug in remove_plot_directory when removing a directory not currently in the plot directory list (thanks joshpainter)
- Fixed the run_block utility to use chialisp_deserialization
- Minor comment typo, hinting, and fixture cleanup
- Fixed a crash that happens when plot directory config is empty
- Set log levels per handler / Fix the log level in beta mode
- Minimal fixup for daemon signal handling regression
- Fixed CAT offer aggregation edge case (13464)
- Fixed memos & minter DID
- Fixed logo URL in readme.md (thanks SametBasturkk)
- Fixed typo in wallet code `puzlle` -> `puzzle` (thanks wizicer)
- Fixed `chia show -s` with other options as well
- Fixed issue with the wallet not syncing in untrusted mode, if connected to a trusted peer that is not synced
- Improve handling of not synced peers
- Sped up creation of puzzle hashes in the wallet
- Replaced several handled tracebacks with standard log messages
- Show Usage when running `chia plotters` (13690)
- Fixed marking the successfully added spend bundles to the reinitialized mempool when a new peak is available
- Fixed errors output when stopping the daemon on CLI
- Fixed incompatibility with Python 3.10.8 around accessing the `_waiters` private attribute of asyncio Semaphore class (13636)
- Fixed DataLayer issues with subscribing after unsubscribing to the same store/singleton (13589)
- Report to GUI when DID wallet is created
- Check if offer file is present before trying to take offer
- Properly catch and handle errors during shutdown while syncing
- Fixed proof lookup and plot caching with bladebit plots that have dropped entries (13084)
- Fixed issues with accepting Datalayer offers where the offer inclusions has matching key/value data for both maker and taker inclusions
- Fixed issues where ChiaLisp was compiled during import requiring write access to the directory (11257) (thanks lourkeur). To force compilation, developers can set environment variable `CHIA_DEV_COMPILE_CLVM_ON_IMPORT`
- Removed tracking of dropped transactions `dropped_tx` (thanks roseiliend)
- Fixed a breaking change in `get_puzzle_and_solution` RPC

Added

- DataLayer
- XCH Spam Filter
- GUI Settings `Auto-Login` toggle (GUI only)
- GUI Settings section for `DataLayer`
- `Enable DataLayer` toggle
- `Enable File Propagation Server` toggle

Changed

- Delayed pool config update until after sync
- Minor change to handling sync height to avoid race condition with blockchain DB
- Ignore `FileNotFoundError` when checking SSL file permissions if the file doesn’t exist

Fixed

- Fixed missing wallet `state_changed` events for GUI
- Fixed several bugs related to wallet sync status
- Fixed GUI issue for CAT offers where the CAT Tail would not show in the tooltip for `Unknown CAT`s (https://github.com/Chia-Network/chia-blockchain-gui/issues/950)

Known Issues

- The CLI command `chia configure --enable-data-server`, and the `config.yaml` parameter at `data_layer.run_server` have no effect, and will be removed in the future
- DataLayer offers cannot be accepted (`take_offer`) if the offer has inclusions for the exact same key/value data for both maker and taker inclusions.