Overview

Maintenance release of incremental enhancements and fixes.

What's New

• Minor enhancements to logging
• Improved debugging support in tealdbg
• Golang 1.16 upgrade
• Upgrade arm32 builder to use arm32v7 (deprecates raspberry pi 1 support)

Changelog

New Features

• AVM: vFuture: inner appls can call v4 (#3896)
• Goal: Source Mapping PC to TEAL (#3726)

Enhancements

• AVM: Deadcode and basic block analysis (#3870)
• AVM: Perform json_ref expected type validation before expensive JSON processing (#3866)
• AVM: Extract divideCeilUnsafely to help document opcode costing rationale (#3867)
• AVM: Assembly simplification & flexible costs (#3857)
• AVM: Rework around opcode fields for more flexible costs (#3832)
• AVM: Improve error handling and execution time (#3612)
• Agreement: add counters for dropped tasks and slow responses (#3861)
• Agreement: report proposal and vote message buffer sizes at end of round (#3932)
• Algod: Write to stdout when config.LogSizeLimit is 0 or -o is passed to algod. (#3903)
• Algod: Add disassemble endpoint (#3908)
• Algonet: use lower value of LastPartKeyRound for bootstrappedScenario (#3865)
• Build: use 1.16.15 instead of 1.16.11 (#3833)
• Build: add build essentials to dependency list (#3782)
• Build: update build dependencies to use go 1.16 (#3816)
• Build: compile with golang 1.16 (#3803)
• Build: Update build image from arm32v6 to arm32v7 (#3933)
• Ci: remove buildpulse upload step (#3883)
• Ci: add test partitioning based on partition test verifier output (#3859)
• Config: add some warning comments about changing RewardUnit value (#3846)
• Devmode: create a block for external txns only (#3784)
• Devops: Txnsync recipe updates (#3906)
• Devops: Added recipe for transaction sync testing. (#3884)
• Enhancement: Nightly e2e test upload (#3849)
• Enhancement: Re-enable fillBytes method in ABI and eval.go implementation (#3856)
• Goal: Add asset optin command (#3881)
• Goal: Set default key dilution to be the same as algokey (#3801)
• Goal: Warn on invalid method signature assembly (#3614)
• Kmd: use updated karalabe lib (#3819)
• Ledger: test OnlineAccountData (#3831)
• Ledger: Refactor online totals (#3770)
• Netdeploy: Add override to enable devmode for a network template. (#3904)
• Netdeploy: Allow empty private network directory. (#3911)
• Prefetcher: improve error codes (#3815)
• REST API: Check for pending transactions in most recent rounds first. (#3836)
• REST Client: always set Exclude value in accountInformationParams (#3728)
• Tealdbg: Support for StepOver and refactoring object IDs (#3653)
• Tealdbg: Replace LocalRunner.Run with LocalRunner.RunAll (#3805)
• Telemetry: report heartbeat metrics as JSON numbers (#3802)
• Tests: Disable bandwidth pprof svg generation by default (#3779)
• Abi: Fix typo in abi_type.go (#3940)

Bugfixes

• AVM: Fix langspec (and some disassembly errors) for itxn_field (#3869)
• AVM: Add acct_params_get to langspec.json (#3862)
• AVM: getbyte and setbyte description to say index must be within length of array (#3772)
• Algocfg: Fix algocfg get for non-string parameters. (#3907)
• Algod: Fix issue with nil accounts in local-deltas array (#3790)
• Algokey: clarify error messages. (#3727)
• Bug-fix: ABI inferToSlice nil testcases (#3826)
• Bug-fix: ABI encode infer to slice IsNil handler removal (#3823)
• Diagcfg: Allow diagcfg to create logging.config in data directory. (#3912)
• Goal: Rename source map output file (#3905)
• Goal: Add check for signer passed in the case of logic sig rekeyed account (#3773)
• Ledger: fix possible dbRound unsynchronization for trackers and registry (#3910)
• Tests: fix TestAcctUpdateslookupLatestCacheRetry (#3804)
• Tests: avoid generating large output on TestDeadlockLogging (#3771)
• Utils: add arm32-specific NanoSleep implementation (#3930)
• Ledger: fix lookupLatest usage of the resources cache (#3939)

Other

Protocol Upgrade

This release does not contain a protocol upgrade.

NOTE
vFuture changes are not yet available in MainNet or TestNet but can be used in private networks.

Additional Resources

• Algorand Forum
• Developer Documentation