This release contains various bug fixes and a few new features and enhancements.

Enhancements

• [RPC] new RPC APIs: GetChainInfo, GetBlockMetadata, GetBlockBody, GetStateAndProof
• [Smart Contract] Add system.random

Bug Fixes

• [DPoS] Prevent an abnormal server shutdown upon BP membership change
• [DPoS] Handle a panic raised during block execution
• [P2P,RPC] Fix the best block info displayed by executing getpeers (#50)
• [syncer] Fix block synchronization failure

This version includes several critical fixes on the p2p, syncing, and contract layers as well as other minor changes.

• [ctr/lua]add contract.deploy
• [ctr/lua] bug fix about contract.pcall
• [SYNCER] syncer stop if sync has already done before executing finder
• [ctr/lua] Enable the db module when private net
• [fix] Enable the db module when private net
• [ctr/lua] changed to fail transaction when error occured at constructor function
• [state] fix commit timing of contract storage
• [ctr/lua] Fix invalid use of type assertion
• [CHAIN] fit to add only blocks that have error during execution to error cache
• [ctr/lua] minor bug fix for preload
• [SYNCER] add logic for recovering panic in syncer, finder, blockfetcher, hashfetcher
• [SYNCER] fix not to call old version of sync logic
• [P2P][RPC] Show hidden peer on GetPeers command
• [ctr/lua] Remove type assertion when processing VmError
• [P2P] Remove unsed legacy code
• [chore] Update luajit
• [chain] fix genensis BP list
• Improve wording of contract error messages (#34)
• [CLI] Update version information
• [dpos] update BP list upon a reorganization
• [consensus] verify block right before execution

Beta Release

New Features

• BFT-dPOS with Voting
  • The pre-test net has the function of agreeing blocks among the set BPs. TestNet has a function to select BP through voting.
• Named Account
  • For user's convenience, Named Account function that can be accessed based on Name rather than Address is provided.
• Advanced Client Framework
  1. Provides a wallet interface that interacts with keystore and manages nonce.
  2. Provides the ability to make smart contracts through interface calls.
  3. Provides a contract library to issue tokens based on Aergo.
• Hub Enterprise
  1. Enterprise customers view management and monitoring of their networks as a prerequisite.
  2. We provide Hub Enterprise control solution to solve this problem.
• Merkle Bridge POC
  • StateTrie Merkle proof verifications and delegated token transfers are now implemented in the merkle-bridge.
• Various Smart Contract Examples
  • Provide some standard smart contracts

Improvements

• Expanded Aergo Lua
  • The Aergo Lua feature has been extended for more convenient development.

Fixed

• Various Bugs

Api changes

None

Protocl Buffer

v0.9.5

Beta candidate

skipped version

release for testnet

release for testnet