Ethereum development environment tools Hardhat Release v2.6.1, Solve three problems
Ethereum development environment tools Hardhat Release v2.6.1, This version solves three problems ：
1. When the user passes websocket Connect to Hardhat Node time , There is a problem with this node . Now? websocket The connection should work properly .
2. debug_traceTransaction Can be used to send transactions from an impersonation account .
3. evm_setNextBlockTimestamp、evm_increaseTime and evm_mine We will now accept hexadecimal strings as arguments .
The etheric fang 2.0 Test net Pyrmont Succeed in Altair Hard fork upgrade
8 month 19 Japan , The etheric fang 2.0 Test net Pyrmont Succeed in Altair Hard fork upgrade .
Ethereum client Geth Will be in 8 month 24 A patch for security issues was released on the th
Official news ,8 month 24 Japan , Ethereum client Geth Patches for high severity security issues will be released . Officials remind users to make any necessary preparations to upgrade to the upcoming version (v.1.10.8) .
The etheric fang 2.0 client Lodestar Release Eth2 Light client prototype
The etheric fang 2.0 client Lodestar Release Eth2 Light client prototype . The prototype is connected to the back end , Use blocks that have not been agreed by verifiers to advance the State , Thus, the consumer layer can be tested at a lower resource cost , At the same time, it also discloses the function of requesting proof , According to the status of the current synchronization （state root） To verify .
Ethereum's third largest client Erigon has 100% complete “ London ” Upgrade deployment
8 month 15 Daily news , According to the latest data , At the time of writing this article , Ethereum's third largest client Erigon has 100% complete “ London ” Upgrade deployment . Up to now , has 100% complete “ London ” The Ethereum client to be upgraded and deployed includes ：Openethereum、Erigon and Besu, Ethereum's largest client Geth The current completion rate is 97%. overall , Current Ethereum whole network client “ London ” The upgrade deployment completion rate is 97.3%.
Kusama The Internet
Poca First network Kusama The second round of five parallel chain slot auctions will be started
Boca first network Kusama The committee will hold another five parallel chain slot auctions in the coming weeks , The schedule is 9 month 1 Japan 、8 Japan 、15 Japan 、22 Day and 29 Greenwich mean time 12:00（ Beijing time. 20:00）.
Boca released Kusama Peace chain stability report ： There is a problem of network deterministic pause, but the overall operation is stable
8 month 17 Japan , In Boca （Polkadot） released Kusama In the peace chain stability report , Combined with parallel chain block stability 、 Approve the vote （ApprovalVoting）、 Network connection and load （CPU And the Internet ） Four key factors lead to the conclusion , At present, the network is running smoothly , The only major problem is the occasional deterministic pause in the network （finalitystall） problem , However, because these pauses are captured by the fault protection device , So it didn't cause much damage , The root cause is currently being investigated , The solution will be given before the parallel chain starts on the Boca .
Filecoin The Internet
Filecoin Will be in 2021 year 10 month 15 The second production reduction on the th
according to Filecoin Official release rules ,Filecoin Will be in 2021 year 10 month 15 The second production reduction was ushered in on the th ,SAFT All linear releases are completed in a one-year period ,10 month 15 Japan FIL12 When it's due , Daily circulation to the market FIL Will reduce 87183 gold ,FIL Daily circulation is expected to decrease 29057 gold , Daily release FIL Will reduce 23.8%.
BSN The Internet
BSN Will be in 2021 year 10 month 31 The next quarterly version iteration update will be carried out on the th
according to BSN Development Alliance planning , Blockchain service network （BSN） Will be in 2021 year 10 month 31 The next quarterly version iteration update will be carried out on the th , On the existing BSN function 、 While optimizing performance and service experience , Launch new technical services . Will follow the domestic portal 、 International portals and BSN The three parts of the basic network are iterated . The update notice is as follows ：
1. BSN Official website of China （www.bsnbase.com） function 、 Interface and developer manual iterative optimization , Enhance user experience ;
2. Standard alliance chain integration Hyperledger Fabric V2.3.2;
3. Publish open alliance chain network based on Library chain ;
4. Open alliance chain function optimization ： Add Multi Chain Account Registration API Interface , Wenchang chain gateway supports gRPC agreement ;
5. Cross chain communication hub is based on Poly Enterprise The cross chain solution integrates Wuhan chain and Tai'an chain 、Hyperledger Fabric and FISCO BCOS Cross chain interoperability of alliance chain network ;
6. Cross chain communication hub is based on IRITA Cross chain solution support TIBC, Upgrade test network IRITA Cross chain framework supports Ethereum Ropsten and Chainlink Oracle service ;
7. Service function optimization of proprietary nodes in alliance chain ：Quorum Increase cross chain service opening , Add chain node configuration change 、 Optimize functions such as proprietary node gateway .
International gateway ：
1. BSN International official website （www.bsnbase.io） function 、 Interface and developer manual iterative optimization , Enhance user experience ;
2. Standard alliance chain integration Hyperledger Fabric V2.3.2;
3. Cross chain communication hub is based on IRITA Cross chain solution support TIBC, Upgrade the test network based on IRITA The cross chain framework supports Ethereum Ropsten and Chainlink Oracle service ;
4. Continue to integrate more public chains , And in the international official website and international nodes to provide external services ;
Service function optimization of proprietary nodes in alliance chain ：Quorum Increase cross chain service opening , Add chain node configuration change 、 Optimize functions such as proprietary node gateway .
BSN Basic network ：
1. increase tencent Cloud City node , Provide developers with more choices of cloud platform services ;
2. Introduction BSN DID Distributed digital identity , It supports voucher issuance under the unified identity management system 、 Authentication and authorized access management ;
3. BSN Function upgrade of enabling platform , To a third party BSN The portal provides cross chain services 、 Application service management interface of proprietary node .
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