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ChangeLog.md

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Client Versions

  • v9.52.0 (2015-10-31)
    • Added "undolog" functionality to avoid full reparses when encountering a blockchain reorganisation
    • Removed use of tornado library in the API module. We use flask's threaded server instead
    • Added getrawtransaction and getrawtransaction_batch methods to the API
    • Added optional custom_inputs parameter to API calls, which allows for controlling the exact UTXOs to use in transactions (thanks, tokenly)
    • Added message_hash, derived from changes to the counterparty-lib database. Displayed on each new block, makes checking for DB-level consensus easier
  • v9.51.4 (2015-09-26)
    • Significant performance and caching optimizations around bitcoind addrindex interaction
    • Fixed issues around responsiveness with larger mempool sizes
    • Mempool refresh period changed from 2 seconds to .5 seconds
      • Bug fixes with coinbase transaction processing
      • unspent_tx_hash argument added to transaction.construct()
      • Faster transaction chaining
      • Checkpoint hashes updated
  • v9.51.3 (2015-05-13)
    • Handle correctly -2 error (reorg) from RPC queries
    • scriptpubkey_to_address() return None for coinbase
    • Thread-safe raw transactions cache
    • Include prefix to calculate total data length
  • v9.51.2 (2015-04-23)
    • miscellaneous bug fixes
    • dramatically reduced default batch size (from 5000 to 20)
    • renamed repository to counterparty-lib
  • v9.51.1 (2015-04-20)
    • rename server.api.log to server.access.log
    • add requests_timeout parameter
    • add rpc_batch_size parameter and optimize RPC calls for block parsing and UTXO search
    • add check_asset_conservation parameter and optimize assets conservation checking
    • miscellaneous bug fixes
    • code reorganisation
  • v9.51.0 (2015-04-01)
    • check for null data chunks (protocol change: 352000)
    • disable rock‐paper‐scissors (protocol change: 352000)
    • deprecate get_asset_info(assets) API method
    • deprecate get_xcp_supply() API method in favor of get_supply(asset)
    • get_unspent_txouts API method parameter and return values changed
    • authentication on JSON‐RPC API is off by default
    • rpc_password configuration parameter is no longer mandatory
    • default to using opreturn encoding when possible
    • catch unhandled exception with invalid script on testnet
    • added HTTP REST API
  • v9.50.0 (2015-03-18)
    • hotfix: global integer overflow
  • v9.49.4 (2015-02-05)
    • reconceived this package as a libary
    • moved CLI to new repository: counterparty-cli
    • remove signing and broadcast functionality from API (do_*, sign_tx, broadcast_tx calls)
    • created setup.py build script
    • return to using requests for handling connections to backend
    • introduced global variable CURRENT_BLOCK_INDEX
    • renamed configuration parameter: jmcorgan -> addrindex
    • renamed configuration parameter: BACKEND_RPC_* -> BACKEND_*
    • renamed configuration parameter: BLOCKCHAIN_SERVICE_NAME -> BACKEND_NAME
    • prepared version check for repository rename to counterparty-lib
    • moved API docs to wiki
    • improved test coverage
    • miscellaneous bug fixes
    • improved docstring coverage
    • removed option to use Insight, Blockr and SoChain as a backend
    • tweaked Coveralls configuration
    • Rename the database file name from counterpartyd.9.db to counterparty.db
    • Add BTCD support
  • v9.49.3 (2014-12-28)
    • better logging when handling SIGTERM, SIGKILL
    • update README
    • if no RPC password is specified, generate automatically
    • allow manually providing pubkeys for multi‐sig addresses
    • removed deprecated callback functionality
    • new log format, architecture
    • fixed API Status Poller
    • fixed troublesome socket.timeout error
    • code reorganisation
    • code cleanup
  • v9.49.2 (2014-12-19)
    • prepare for ‘destroy’ functionality
    • match IDs now include underscore
    • code clean‐up
    • mainnet burns are hard‐coded
    • sanity checks for manually provided public and private keys
    • handle protocol changes more elegantly
    • more sophisticated version checking
    • removed obsolete carefulness CLI option
    • removed addrindex for unconfirmed transactions
    • use python-bitcoinlib for RPC communication with backend
    • log unhandled exceptions
    • updated API docs
    • misc. bug fixes
  • v9.49.1 (2014-12-11)
    • don’t print user‐submitted text
  • v9.49.0 (2014-12-11)
    • hotfix: numeric asset names (protocol change: 334000)
    • sanity check on transaction construction
    • minor bug fixes
  • v9.48.0 (2014-12-08)
    • better enforcement of single source, destination
  • v9.47.1 (2014-12-02)
    • change first testnet block to 310000
  • v9.47.0 (2014-12-01)
    • multi‐signature address support (protocol change: 333500)
    • numeric asset names (protocol change: 333500)
    • kickstart functionality
    • better process‐locking
    • improvements to documentation
    • graceful shutdown of processes
    • faster server startup
    • support for jmcorgan Bitcoin Core fork for block explorer
    • change first testnet block to 281000
    • make protocol changes always retroactive on testnet
  • v9.46.0 (2014-11-03)
    • new consensus hashes, with tx_info and consensus version
    • Coveralls support
    • rewrite of README
    • better multi‐sig address handling
    • multi‐sig change
    • use new process‐locking mechanism
    • use GitHub Pages for hosting minimum version information
    • bump versions of dependencies
    • miscellaneous clean up
  • v9.45.0 (2014-10-23)
    • add dividend fee of 0.0002 XCP per recipient (protocol change: 330000)
  • v9.44.0 (2014-09-22)
    • server action requires server positional argument
    • lockfile
    • made --force server‐side only, moved after server argument
    • multiple sources, destinations (testnet protocol change: 303000)
    • multi‐signature support (testnet protocol change: 303000)
  • v9.43.0 (2014-09-14)
    • generate movements hash for each block (start at block: 322000)
  • v9.42.0 (2014-09-04)
    • disable dividends to XCP holders (protocol change: 320000)
    • allow dividends only from issuers (protocol change: 320000)
  • v9.41.0 (2014-08-21)
    • fixed bug in new text and descriptions
  • v9.40.0 (2014-08-20)
    • allow dividends to be paid to XCP holders (protocol change: 317500)
    • fixed bug in BTCpay validation
    • allow null expirations (protocol change: 317500)
    • assert first block in database is BLOCK_FIRST
    • arbitrarily long asset descriptions and broadcast texts (protocol change: 317500)
  • v9.39.0 (2014-08-06)
    • re‐match expired order matches from a new block all at once (protocol change: 315000)
    • bug in issuance fee (protocol change: 315000)
  • v9.38.0 (2014-08-05)
    • don’t close order matches when penalizing (protocol change: 314250)
  • v9.37.0 (2014-08-02)
    • close sell BTC orders and order_matches of addresses that fail to make a BTC payment (protocol change: 313900)
  • v9.36.0 (2014-08-02)
    • version mismatch
  • v9.35.0 (2014-08-02)
    • minimum BTC order match size; don’t check source address of BTCpay (protocol change: 313900)
  • v9.34.0 (2014-07-24)
    • CFDs temporarily disabled
  • v9.33.1 (2014-07-23)
    • moved Armory support to Counterwallet (allow use of uncompressed keys)
    • improved performance of mempool population
    • new ‘blockchain’ backend
  • v9.33.0 (2014-07-18)
    • bug in call_date and call_price sanity checks (protocol change: 312500)
  • v9.32.0 (2014-07-15)
    • API underlying library changed from cherrypy to flask
    • "/" supported as an API endpoint
    • "/api" with no trailing slash no longer supported as an API endpoint (use "/" or "/api/" instead)
    • per-request API checks taken out to their own thread to improve performance and prevent dogpiling
    • new dependencies: tornado, flask and Flask-HTTPAuth. cherrypy dependency removed
  • v9.31.0 (2014-07-10)
    • change fee_required calculation for orders matching (protocol change: 310500)
    • don’t skip negative get quantity remaining for orders matching (protocol change: 310500)
  • v9.30.0 (2014-07-06)
    • hotfix for error in block 309485
  • v9.29.4 (2014-07-05)
    • Armory support
  • v9.29.3 (2014-06-26)
    • bug in RPS re-matching
  • v9.29.2 (2014-06-26)
    • bug in fee calculation
  • v9.29.1 (2014-06-26)
    • 'publish' command (compose only)
  • v9.29.0 (2014-06-26)
    • bug fixes
  • v9.28.0 (2014-06-26)
    • add rps and rpsresolve transactions (protocol change: 308500)
  • v9.27.0 (2014-06-25)
    • extend order match expiration time to 20 blocks (protocol change: 308000)
  • v9.26.2 (2014-06-17)
    • currency agnosticism
  • v9.26.1
    • automatic transaction encoding
  • v9.26.0
    • major speed‐up in reparsing
    • support for mempool (so‐called ‘unconfirmed’ or ‘zero‐confirmation’) transactions
  • v9.25.0
    • issuance fee only upon first issuance (protocol change: 310000)
    • misc. clean‐up
    • make dust sizes user‐configurable per‐tx (through API)
    • bet debug logging
    • tweak issuance parsing logic (minor protocol change: 310000)
    • constituent orders of expired order matches re‐match (protocol change: 310000)
  • v9.24.2
    • bug in version checking: mandatory manual upgrade
  • v9.24.1
    • replace internal Python filters with SQL queries (much faster parsing)
    • totally re‐did API: now much faster, more powerful (almost entirely backwards‐compatible: see API documentation)
  • v9.24.0
    • bug in previous version
  • v9.23.0
    • allow assets to be traded for themselves
  • v9.22.0
    • bug in previous bugfix
  • v9.21.0
    • bug in bet parsing
  • v9.20.0
    • remove deadline checking in bets
    • functionality to drop open bets, pending bet matches
  • v9.19.0
    • speed up catching up with blockchain
    • raw SQL query API method
    • fractional leverage with CFDs
    • bug fixes
  • v9.18.0
    • tweaked test suite
    • fixed failed sanity check on testnet
  • v9.17.0
    • failed XCP conservation sanity check on testnet (deadline checking in bets)
  • v9.16.3
    • bug fixes
  • v9.16.2
    • order bug in last version
    • improve --force
  • v9.16.1
    • allow exact fees to be specified in CLI
    • improved algorithm for choosing unspent txouts in transaction construction
    • allow the unconfirmed inputs CLI option
  • v9.16
    • regular version, database, Bitcoind checking in API
    • better testcoin support
    • simplify version checking (combined DB and client versions), which necessitates skipping versions
    • simplify betting fees: just deduct from pot at settlement (protocol change: retroactive)
    • CLI option for frequency of asset conservation sanity checks
  • v6.15
    • bug in calculation of holders (protocol change: retroactive)
  • v6.14
    • fully floating transaction fees
    • lots of miscellaneous bug fixes
    • replenish fee_required_remaining on order match expiration (protocol change: 297000)
    • transaction signing for source addresses not in Bitcoin Core wallet
    • tweaks to API
  • v6.13
    • miscellaneous bug fixes
    • add some sanity checks
    • partially allow for CLI input of private keys (to bypass Bitcoind wallet)
    • tweak the API
    • fill out the test suite a bit
    • temporarily double the default fee to .0002 BTC
  • v6.12
  • v6.11
  • v6.10
  • v6.9
  • v6.8
  • v6.8
  • v6.7
  • v6.6
  • v6.5
  • v6.4
  • v6.3
  • v6.2
  • v6.1
  • v6.0
  • v5.3
  • v5.2
  • v5.1
  • v5.0
  • v4.3
  • v0.4.2
  • v0.4.1
  • v0.4
  • v0.3
  • v0.2
  • v0.1
    • initial release

Other Protocol Changes

  • issuances fees regression: 285306
  • double credits on order match expirations: retroactive
  • arbitrary spend with multi‐sig input: retroactive
  • deduct fee_required, too: 287800
  • value, quantity, etc. sanity checking: retroactive
  • reduce issuance fee to 0.5 XCP: 291700
  • match only with positive get/counterwager remaining: 292000
  • pay‐to‐pubkeyhash encoding: 293000
  • filtered negative order fees: 294000
  • dividends on escrowed funds: 294500
  • fractions, not decimals, for rounding: 294500
  • no dividends to self: 296000