v1.2.1 GuanYu (DO NOT USE FOR MAINNET)

Patch update for band-guanyu-testnet2 focus on improving yoda.

Main feature/Improvements

• Patch to Cosmos-SDK v0.39.1
• Disable docker execution temporary
• Change log level of warning log.
• Add migration command from Wenchang to Guanyu.

Chain (Not consensus)

New features

• #2446 Add migrate command to guanyu version.

Patch

• #2465 Upgrade to Cosmos-SDK v0.39.1. + #2396 Upgrade to Cosmos-SDK v0.39.1-rc3.

Chore

• #2381 test: Add more unit tests in keeper.go.

Yoda

Improvements

• #2467 Add yoda version in memo tx
• #2463 Remove docker from executor option.

Chore

• #2470 Fix log spam when failed to query tx.

Emitter & Flusher

• #2466 Change exit code variable type
• #2453 Add index to improve graphql performance
• #2447 Improve validator votes view performance

Scan

Improvements

• #2461 Implemented bottom part of datasouce index page and improved some components.
• #2454 Implemented datasource top part box and created the new tooltip component
• #2449 Adjusted gas limit as msg
• #2448 Implemented All Datasources page with the new grid system.
• #2416 Added more HD Path index for ledger
• #2394 Implemented the msg on TxMobileTable for GUANYU
• #2380 Fixed case sensitive issue on Validator Homepage.
• #2378 Improved the layout to compatable with small mobile screen
• #2355 Implemented the realtime price function.

Bug fixes

• #2383 Support EditValidator Message for Wenchang and Guan Yu

Owasm

Improvements

• #2392 Improve ext code structure and fix partial cmp bug

Runtime

Improvements

• #2469 Add field version in success response.

v1.2.0 GuanYu (DO NOT USE FOR MAINNET)

This is the canonical version for band-guanyu-testnet2 testnet network.

Main feature/Improvements

• Upgrade to Cosmos-SDK v0.39.1-rc1
• Use HMAC in NIST SP 800-90 for RNG.

Chain (Consensus)

Improvements

• #2349 chain/rng: Use HMAC in NIST SP 800-90 for RNG.

Patch

• #2352 Upgrade to Cosmos-SDK v0.39.1-rc1. + #2333 Upgrade to Cosmos-SDK version 0.39.1.

Chain (Not consensus)

Improvements

• #2332 Emit gas used as an attribute event during prepare and execute.

Bug fixes

• #2297 Update json key name of request and response packets.

Yoda

Improvements

• #2231 Fix sync broadcast and poll for transaction status.
• #2307 Add Yoda configurable timeout duration.

Emitter & Flusher

• #2319 Add index on blocks table and swap order of primary key of validator_votes table.
• #2302 Add offset check before sync flusher.
• #2298 Fix bug accumulated_commission in emitSetValidator.
• #2295 Truncate accumulated_commission precision.

Scan

Features

• #2294 Implemented top part of ValidatorIndexPage for mobile
• #2296 Implemented delegators and proposed blocks table in ValidatorIndexPage mobile version.

Improvements

• #2375 Added Tx memo on TxIndexPage
• #2351 Added cmc link and edit social logo color
• #2347 Added media query for small mobile
• #2334 Implemented the sorting function on validator homepage's mobile layout.
• #2330 Fixed share_percentage decoder in DelegationSub
• #2317 Implemented account Index Page (Mobile)
• #2315 Improved how to pass account type on the AddressRender component
• #2312 Implemented the BlockIndexPage layout for mobile view
• #2316 Implemented the ValidatorHomePage layout for mobile view
• #2310 Implemented the TxIndexpage layout for mobile view
• #2305 Implement the TxHomepage layout for mobile view and adjusted the pagination on mobile view.
• #2313 Added commision amount on Account Index Page
• #2299 Update the latest transactions table for mobile version.

Bug fixes

• #2350 Fixed the overflow scroll issue on mobile
• #2348 Fixed msg badge bug on mobile.
• #2346 Fixed the dropdown sort position
• #2343 Fixed burger menu and sorting text issues.
• #2342 Fixed bugs on mobile screen.
• #2290 Fix average block time calculation on ValidatorHomePage when using new cacher.

Owasm

Improvements

• #2359 Add NaN canonicalization flag during initialization.
• #2362 Remove unnecessary traits in ext and add more docs.
• #2339 Refactor runtime code into owasm package.

Helpers

Features

• #2301 Add pyband initial implementation.

v1.1.0 GuanYu (DO NOT USE FOR MAINNET & GUANYU TESTNET)

The next version of Phase1 aims to use in the development network only. Don't run this version on band-guanyu-testnet1

Main feature/Improvements

• Upgrade to Cosmos-SDK v0.39
• Revisit gas costs in some of the operations in go-owasm.
• Added support for received transaction on Scan.

Chain (Consensus)

Improvements

• #2292 Change gas consumption amount when call set return data and allow to set return data only one time.

Patch

• #2288 Upgrade to Cosmos-SDK v0.39

Bug fixes

• #2251 Allow OEI to read nil external data

Chain (Not consensus)

Improvements

• #2232 CLI/REST for query active oracle validators.

Yoda

New features

• #2218 Implement MultiExec to combine multiple executors.

Improvements

• #2247 Use max data size configurations from oracle module
• #2249 docker: Run test program during initialization.

Emitter & Flusher

• #2275 Add field accumulated_commission in validators table.
• #2248 Add identity column on delegation view table.
• #2273 Fix bug update delegators table after withdraw reward.
• #2255 Fix bug reward_amount and commission_amount in extra field.
• #2252 handle_set_validator get wrong validator id.
• #2250 Add account id in validators table.
• #2246 Implement handle all resolve proposal status.
• #2242 Implement handle MsgVote for emitter and flusher.
• #2241 Implement handle MsgDeposit for emitter and flusher.
• #2240 Emit Kafka msg for staking genesis state.
• #2238 Implement handle MsgSubmitProposal for emitter and flusher.

Scan

Features

• #2276 Implemented mobile version of homepage top part

Improvements

• #2284 Patch to support new type of big number.
• #2287 Improve UI on blockhomepage, and add new card component for mobile.
• #2245 Added more features and patch for guanyu testnet.
• #2237 Add validator's oracle status.
• #2235 added unbonding and redelegate tabs to account index page.
• #2234 Added support for received transaction on Scan.
• #2228 Add expired request status to Scan.
• #2203 Patch request, report subscription for new cacher.
• #2199 Remove proposed blocks count & adjust UI.
• #2176 Fixed delegations/unbonding subs, avg blocktime and validator uptime to work with new cacher.

Bug fixes

• #2236 Fixed uptime query on ValidatorIndexPage.

Runtime

Improvements

• #2233 Remove max timeout variable.
• #2230 Update lambda function follow Remote data source executor.

v1.0.5 GuanYu (DO NOT USE FOR MAINNET)

This is the canonical version for band-guanyu-testnet1 testnet network.

Main feature/Improvements

• Re-adjust data size parameters for Testnet launch.
• Update Lambda and Docker executor to support non-standard-library packages.

Chain (Consensus)

Improvements

• #2223 Re-adjust data size parameters.

Chain (Not consensus)

Improvements

• #2204 Add commands for improve experience of starting yoda process.

Yoda

New features

• #2198 Implement POC docker executor.
• #2190 Add yoda command to bandchain.

Improvements

• #2197 Combine execution type to rest and update add ds or script.

Bug fixes

• #2193 Fix bug start_docker.sh and start_yoda.sh.

Emitter & Flusher

• #2219 Add delegation row in create validator handler.
• #2222 Fix account_transactions table name
• #2196 Fix create view table command
• #2186 Add temporary view tables.
• #2192 Add commission_amount field to Withdraw Commission Reward.
• #2179 Add parse bytes to convert nil slices to empty slices.
• #2181 Change all foreign key that refers from tx_hash to id.
• #2191 Add reward_amount field to Withdraw Reward Msg.
• #2177 Add field validator id for validators table.
• #2178 Add field id in accounts table.
• #2180 Fix bug data source and oracle script id from genesis.
• #2182 Flusher: change external id to BigInteger.
• #2183 Add data_sources_id FK in raw_requests table.
• #2184 Add validator_moniker on add_reporter and remove_reporter msg.
• #2142 Add account transactions table.
• #2170 Add validator status field in table.
• #2169 Add unbonding and redelegation table.
• #2160 Add missing foreign key in report table.

Scan

Bug fixes

• #2119 Fix matching order on search.
• #2061 Fix wrong delegation count on account index

Bridges

Patch

• #2175 Patched bridge contracts to use Solidity version 0.6.11

Runtime

Improvements

• #2210 Support non-standard python package.
• #2200 Move runtime configurations to runtime directory.
• #2195 Remove lib and update executable as base64 encoded.

Chore

• #2226 Rename lambda function file.

v1.0.4 GuanYu (DO NOT USE FOR MAINNET)

Main feature/improvements

• Bump Cosmos-SDK to version 0.38.5
• Introduce active oracle validators concept.
• Kick start Emitter extended app that emits some messages to Kafka server.
• Flusher service that consumes messages from Kafka server to populate a database.

Chain (Consensus)

Patch

• #2135 Bump Cosmos-SDK to version 0.38.5.

New features

• #2111, #2117 Introduce the notion of active validators who are performing oracle tasks.

Bug fixes

• #2125 Fix request with duplicate external id and empty raw request bug.

Improvements

• #2148 Add more unit tests and fix nil retdata and nil calldata.
• #2143 Separate resolve functions into success/failure/expired cases.
• #2137 Update SetResult (Resolve) keeper signature and remove extra events.
• #2128 Add expired request check when report and change type of requestTime.
• #2093 Add missing pieces on app.go + some refactor and comments.
• #2074 Use rolling block hash as seed for validator sampling.
• #2080, #2107 Set count state on genesis.go and remove default values from getters.

Chain (Not consensus)

New features

• #2131 Add validator status querier.
• #2114 Add more unit test coverage and enhance code comments in pkg.

Bug fixes

• #2110 Set bandoracled max capacity of event subscription channel.

Improvements

• #2161 Update default genesis parameters for oracle and distr.
• #2151 Fix exec_env code more consistent.
• #2146 Various minor improvements and unit tests.
• #2124 Add genesis ds and os and move same test logic to testapp.
• #2113 Add tests in types and deactivate event for activate flow.
• #2104 Update default gas/size consensus params and clean up cmd code.

Chore

• #2147 Add abci begin block test for reward allocation.
• #2139 Remove db in favor of emitter.
• #2129 Add unit tests for validator status keeper.
• #2130 Add ABCI begin block rolling seed test.
• #2126 More test cleanups in request and result keepers.
• #2084 Rename ValidatorReportInto to ReportInfo.
• #2082 Reorder, reword, and remove unused error codes.
• #2060 Remove unused /bandchain/file endpoints and custom swagger from bandcli REST.

Emitter & Flusher

• #2144 Add validator votes table.
• #2138 Docker deployment and handle jail event and unjail msg.
• #2108 Add script to run bandchain with emitter and flusher locally.
• #2132 Implement emitter handler for bank messages.
• #2136 Add reward field in validators table.
• #2121 Add handle edit validator msg for emitter
• #2118 Implement emitter handle MsgDelegate, MsgUndelegate and MsgBeginRedelegate.
• #2109 Add Validator table and handle create validator message from genesis file and tx for emitter and flusher.
• #2072 Handle resolve request for emitter/flusher.
• #2115 Implement emitter handle MsgEditDataSource/OracleScript.
• #2106 Implement emitter handle MsgCreateDataSource/OracleScript.
• #2022 Initial implementation of BandChain emitter/flusher.

Scan

• #2005 Show max commission rate and max commission change on validator index page
• #2001 Add Countup.js to animate balance and reward
• #1987 Remove request_tab_t in Route.re
• #1971 Add loading state on Tx Index Page
• #1947 Fix fade out on modal

Bridges

New features

• #2055 Implement BridgeWithCache to keep the latest response for any unique request packet

Owasm

New features

• #2150 Increase wasm gas limit and consume gas when reading / writing.

Oracle Binary Encoding (OBI)

Improvements

• #2065 Remove obi.js build process

MISC

Chore

• #2105 Add pull request template to describe PR.
• #2068 Remove band-consumer from repository.

v1.0.3-alpha GuanYu (DO NOT USE FOR MAINNET)

Chain

Main updates

• Patch to Cosmos-SDK 0.38.4 #1999
• All binary releases have been suspended because of new go-owasm lib. Please build from sources.

New features

• (cmd/oracled) #1872 Add Owasm executor on Google Cloud function
• (x/oracle) #1951 Add REST endpoint to get genesis file.
• (x/oracle) #1929 Add report info of validator on CLI and REST endpoint.
• (x/oracle) #1927 Add reporter list of validator on CLI and REST endpoint.

Improvements

• (x/oracle) #1891 Add end-to-end request flow test.
• (x/oracle) #1981 Remove gas price refund for report transactions.
• (x/oracle) #1892 Rewrite execution environment for wasmer
• (x/oracle) #2021 Update chain test when execute bad wasm and get result from go-owasm runtime.
• (x/oracle) #2043 Add full raw requests information in request struct.
• (x/oracle) #2050 Return proper HTTP status codes on REST endpoints.
• (x/oracle) #1934 Wireup go-owasm with blockchain properly.
• (x/oracle) #2052 Improve proof endpoint and patch evm bridge contract
• (x/oracle) #2057 Change wasm execute gas to 100000.

Bug fixes

• (x/oracle) #1935 Fix wrong order on call search latest request.
• (x/oracle) #2046 Use dash for bandcli report-info.
• (x/oracle) #2047 Fix request search ordering in 0.38.
• (db) #2042 Add request and resolve time on failed and expired requests

Chore

• (x/oracle) #1933 Improve code quality and conciseness in x/oracle/keeper.
• (x/oracle) #2040 + #2044 Set HomeFlag to /tmp for SimApp.
• (x/oracle) #2056 Remove IBCInfo from current v0.38 release.
• (x/oracle) #2053 Remove data sources and oracle scripts from repo.

Scan

Main updates

• Redelegate
• Validator's image
• Validator Search bar

New features

• #1985 Add redelegate button and submit transaction modal
• #1938 Add validator's image from identity
• #1906 Add searchbar on validator home page

Improvements

• #2008 Add target validator's address on redelegate
• #1986 Add autofocus input on submittx modal
• #1970 Update oracle script bridge code generator to use Obi standard
• #1958 Add human-readable error when broadcast tx, fix withdraw reward msg on guanyu
• #1940 Trim Address input, remind user when sending token to themself
• #1939 Use Format.re on user balance
• #1928 Add chainID for guanyu-devnet
• #1925 Removed input field for unused oracle script input

Chores

• #1982 Update network on ChainIDBadge.re

Bug fixes

• #1996 Fix id bug on RequestSub.re

Owasm

New features

• #1998 Implement safe guard to check import and export from wasm
• #1994 Implement inject stack height when compile wasm code.
• #1988 Implement safe guard to check memory limit from wasm
• #1937 Allow gas configuration from golang world to wasmer.

Improvements

• #1941 Fix how to build share object in Linux.
• #1936 Return error if writing beyond the span capacity.
• #2026 Remove get_calldata_size and get_external_data_size from OEI.
• #2004 Implement recursive and memory test in go-owasm .

Chore

• #2025 Cleanup code documentation and error messages

Bridge

• #2049 Fix signed data prefix not consistency bug.
• #2041 Patch Multistore to new structure tree of 0.38.

Cloud function

New features

• #1908 Support google cloud function REST executor.

Oracle Binary Encoding (OBI)

• #2027 Make Go-OBI natively support encoding or decoding multiple values.

Helpers

• #1963 Add Bandchain.js

Misc

• #2058 Implement faucet service for testnet.

v1.0.2-alpha GuanYu (DO NOT USE FOR MAINNET)

Main updates

• Using OBI to encode/decode data type in oracle script
• Windows release has been suspended because of new go-owasm lib. It will be back in the next release.

Chain

New features

• (x/oracle) #1875 Add CLI and REST query interface for request.
• (x/oracle) #1873 Add in-before-resolve field in Report data structure.
• (x/oracle) #1879 Keep Request and Report around. We avoid premature optimization at the moment.
• (x/oracle) #1910 Implement request-search REST and CLI endpoint.
• (db) #1917 Add memo to tx table in cacher.

Improvements

• (x/oracle) #1792 Request data message handler test.
• (cmd/bandoracled2) #1880 Oracled handle failed data source execution.
• (db) #1901 Added moniker field to delegations_view table.
• (x/oracle) #1903 Store result in store instead of result hash.
• (cmd/bandoracled2) #1753 Make sure bandoracled cache data source content

Chore

• (x/oracle) #1864 Remove unused query types.
• (x/oracle) #1893 Cleanup and Add genesis command to add data sources / oracle scripts.

Scan

Bug Fixes

• #1918 Fix UI overlap, word, chainIDBadge
• #1861 Fix name, endpoint of guanyu-devnet on chain-id selection

New features

• #1913 Add uptime bar on Validator Home Page
• #1888 Added OBI bindings and patched scan to use OBI standard
• #1856 Add sorting on Validator Home Page.
• #1656 Add copy button for non-evm proof (poc version)

Improvements

• #1924 Shorten bonded token amount on validator home page
• #1904 Added helper tooltips.
• #1900 Shorten marketcap amount on landing page

Owasm

New features

• #1858 Add go-owasm to BandChain monorepo.
• #1907 Implement OBISchema derive for generate schema of Input and Output struct
• #1919 Add Makefile entry to allow compiling dylib and so for go-owasm via docker.

v1.0.1-alpha GuanYu Batrider (DO NOT USE FOR MAINNET)

This release is the canonical version to be used for band-guanyu-batrider.

v0.2.4 - Wenchang

This release is compatible with band-wenchang-mainnet network.

Bug fixes

• (ledger) Remove debug log

v0.2.3 - Wenchang

This release is compatible with band-wenchang-mainnet network.

Improvements

• (ledger) Add --cosmos-hd-path flag to bandcli to allow adding key with Cosmos ledger app (HD prefix = 118)