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RELEASES.md

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Release Notes

This version is backwards compatible to v1.10.0. It is optional, but encouraged. The supported plugin version is 26.

Users must specify the --allowed-hosts-flag to receive inbound API traffic from non-local hosts.

APIs

  • Added health metrics based on tags
    • avalanche_health_checks_failing{tag="TAG"}
    • avalanche_liveness_checks_failing{tag="TAG"}
    • avalanche_readiness_checks_failing{tag="TAG"}
  • Removed P-chain VM percent connected metrics
    • avalanche_P_vm_percent_connected
    • avalanche_P_vm_percent_connected_subnet{subnetID="SUBNETID"}
  • Added percent connected metrics by chain
    • avalanche_{ChainID}_percent_connected
  • Removed avalanche_network_send_queue_portion_full metric

Configs

  • Added --http-allowed-hosts with a default value of localhost
  • Removed --snow-mixed-query-num-push-vdr
  • Removed --snow-mixed-query-num-push-non-vdr
  • Removed minPercentConnectedStakeHealthy from the subnet config

Fixes

  • Fixed platformvm.GetValidatorSet returning incorrect BLS public keys
  • Fixed IPv6 literal binding with --http-host
  • Fixed P2P message log format

What's Changed

  • x/sync -- Add proto for P2P messages by @dboehm-avalabs in ava-labs#1472
  • Bump Protobuf and tooling and add section to proto docs outlining buf publishing by @hexfusion in ava-labs#1552
  • Minor pchain UTs cleanup by @abi87 in ava-labs#1554
  • Add ping uptimes test by @ceyonur in ava-labs#1550
  • Add workflow to mark stale issues and PRs by @joshua-kim in ava-labs#1443
  • Enforce inlining functions with a single error return in require.NoError by @dhrubabasu in ava-labs#1500
  • x/sync / x/merkledb -- add SyncableDB interface by @danlaine in ava-labs#1555
  • Rename beacon to boostrapper, define bootstrappers in JSON file for cross-language compatiblity by @gyuho in ava-labs#1439
  • add P-chain height indexing by @dhrubabasu in ava-labs#1447
  • Add P-chain GetBlockByHeight API method by @dhrubabasu in ava-labs#1448
  • x/sync -- use for sending Range Proofs by @danlaine in ava-labs#1537
  • Add test to ensure that database packing produces sorted values by @StephenButtolph in ava-labs#1560
  • Randomize unit test execution order to identify unwanted dependency by @marun in ava-labs#1565
  • use http.Error instead of separately writing error code and message by @danlaine in ava-labs#1564
  • Adding allowed http hosts flag by @joshua-kim in ava-labs#1566
  • x/sync -- Use proto for sending Change Proofs by @danlaine in ava-labs#1541
  • Only send PushQuery messages after building the block by @joshua-kim in ava-labs#1428
  • Rename APIAllowedOrigins to HTTPAllowedOrigins by @joshua-kim in ava-labs#1567
  • Add GetBalance examples for the P-chain and X-chain wallets by @StephenButtolph in ava-labs#1569
  • Reduce number of test iterations by @danlaine in ava-labs#1568
  • Re-add upgrade tests by @StephenButtolph in ava-labs#1410
  • Remove lists from Chits messages by @StephenButtolph in ava-labs#1412
  • Add more X-chain tests by @coffeeavax in ava-labs#1487
  • fix typo by @meaghanfitzgerald in ava-labs#1570
  • Reduce the number of test health checks by @StephenButtolph in ava-labs#1571
  • Fix proposervm.GetAncestors test flake by @StephenButtolph in ava-labs#1572
  • Remove list from AcceptedFrontier message by @StephenButtolph in ava-labs#1578
  • Remove version db from merkle db by @dboehm-avalabs in ava-labs#1534
  • MerkleDB -- add eviction batch size config by @danlaine in ava-labs#1586
  • MerkleDB -- fix onEvictCache.Flush by @danlaine in ava-labs#1589
  • Revert P-Chain height index by @StephenButtolph in ava-labs#1591
  • x/sync -- Add SyncableDB proto by @danlaine in ava-labs#1559
  • Clarify break on error during ancestors lookup by @hexfusion in ava-labs#1580
  • Add buf-push github workflow by @hexfusion in ava-labs#1556
  • Pchain bls key diff fix by @abi87 in ava-labs#1584
  • Cleanup fx interface compliance by @StephenButtolph in ava-labs#1599
  • Improve metrics error msging by @anusha-ctrl in ava-labs#1598
  • Separate health checks by tags by @StephenButtolph in ava-labs#1579
  • Separate subnet stake connected health and metrics from P-chain by @ceyonur in ava-labs#1358
  • Merkle db iterator by @dboehm-avalabs in ava-labs#1533
  • Fix unreadable message errors by @morrisettjohn in ava-labs#1585
  • Log unexpected errors during GetValidatorSet by @hexfusion in ava-labs#1592
  • merkleDB -- add inner heap type to syncWorkHeap by @danlaine in ava-labs#1582
  • sync -- explain algorithm in readme by @danlaine in ava-labs#1600
  • Rename license header file to avoid unintended license indexing by @StephenButtolph in ava-labs#1608
  • merkledb and sync -- use time based rand seed by @danlaine in ava-labs#1607
  • add local-prefixes setting for goimports by @dhrubabasu in ava-labs#1612
  • snow/engine/snowman: instantiate voter after issuer by @gyuho in ava-labs#1610
  • Update CodeQL to v2 by @StephenButtolph in ava-labs#1616
  • Remove old networking metric by @StephenButtolph in ava-labs#1619
  • Fix --http-host flag to support IPv6 by @StephenButtolph in ava-labs#1620

New Contributors

Full Changelog: https://github.com/ava-labs/avalanchego/compare/v1.10.2...v1.10.3

This version is backwards compatible to v1.10.0. It is optional, but encouraged. The supported plugin version is 26.

APIs

  • Significantly improved the performance of platform.getStake
  • Added portion_filled metric for all metered caches
  • Added resource metrics by process
    • avalanche_system_resources_num_cpu_cycles
    • avalanche_system_resources_num_disk_read_bytes
    • avalanche_system_resources_num_disk_reads
    • avalanche_system_resources_num_disk_write_bytes
    • avalanche_system_resources_num_disk_writes

Configs

  • Deprecated --genesis in favor of --genesis-file
  • Deprecated --genesis-content in favor of --genesis-file-content
  • Deprecated --inbound-connection-throttling-cooldown in favor of --network-inbound-connection-throttling-cooldown
  • Deprecated --inbound-connection-throttling-max-conns-per-sec in favor of --network-inbound-connection-throttling-max-conns-per-sec
  • Deprecated --outbound-connection-throttling-rps in favor of --network-outbound-connection-throttling-rps
  • Deprecated --outbound-connection-timeout in favor of --network-outbound-connection-timeout
  • Deprecated --staking-enabled in favor of --sybil-protection-enabled
  • Deprecated --staking-disabled-weight in favor of --sybil-protection-disabled-weight
  • Deprecated --consensus-gossip-frequency in favor of --consensus-accepted-frontier-gossip-frequency

Fixes

  • Fixed --network-compression-type to correctly honor the requested compression type, rather than always using gzip
  • Fixed CPU metrics on macos

What's Changed

  • use require library functions in tests by @dhrubabasu in ava-labs#1451
  • style nits in vm clients by @dhrubabasu in ava-labs#1449
  • utils/logging: add "Enabled" method to remove redundant verbo logs by @gyuho in ava-labs#1461
  • ban require.EqualValues by @dhrubabasu in ava-labs#1457
  • chains: do not hold write subnetsLock in health checks by @gyuho in ava-labs#1460
  • remove zstd check by @dhrubabasu in ava-labs#1459
  • use require.IsType for type assertions in tests by @dhrubabasu in ava-labs#1458
  • vms/platformvm/service: nits (preallocate address slice, error msg) by @gyuho in ava-labs#1477
  • ban require.NotEqualValues by @dhrubabasu in ava-labs#1470
  • use require in api and utils/password packages by @dhrubabasu in ava-labs#1471
  • use "golang.org/x/term" as "golang.org/x/crypto/ssh/terminal" is deprecated by @gyuho in ava-labs#1464
  • chains: move "msgChan" closer to the first use (readability) by @gyuho in ava-labs#1484
  • ban function params for require.ErrorIs by @dhrubabasu in ava-labs#1486
  • standardize imports by @dhrubabasu in ava-labs#1466
  • fix license header test by @dhrubabasu in ava-labs#1492
  • use blank identifier for interface compliance by @dhrubabasu in ava-labs#1493
  • codec: remove "SetMaxSize" from "Manager", remove unnecessary lock by @gyuho in ava-labs#1481
  • config: disallow "ThrottlerConfig.MaxRecheckDelay" < 1 ms by @gyuho in ava-labs#1435
  • ban require.Equal when testing for 0 by @dhrubabasu in ava-labs#1495
  • Clean up MerkleDVB Sync Close lock by @dboehm-avalabs in ava-labs#1469
  • MerkleDB Cleanup by @dboehm-avalabs in ava-labs#1465
  • Remove comment referencing old IP based tracking by @StephenButtolph in ava-labs#1509
  • ban usage of require.Len when testing for length 0 by @dhrubabasu in ava-labs#1496
  • ban usage of require.Equal when testing for length by @dhrubabasu in ava-labs#1497
  • ban usage of nil in require functions by @dhrubabasu in ava-labs#1498
  • Sized LRU cache by @abi87 in ava-labs#1517
  • engine/snowman: clean up some comments in "bubbleVotes" unit tests by @gyuho in ava-labs#1444
  • snow/networking/sender: add missing verbo check by @gyuho in ava-labs#1504
  • Delete duplicate test var definitions by @StephenButtolph in ava-labs#1518
  • utils/bag: print generic type for bag elements by @gyuho in ava-labs#1507
  • Fix incorrect test refactor by @abi87 in ava-labs#1526
  • Pchain validators repackaging by @abi87 in ava-labs#1284
  • Config overhaul by @ceyonur in ava-labs#1370
  • rename enabled staking to sybil protection enabled by @ceyonur in ava-labs#1441
  • Fix network compression type flag usage by @StephenButtolph in ava-labs#1532
  • Deprecate uptimes in pong message by @ceyonur in ava-labs#1362
  • Add CPU cycles and number of disk read/write metrics by pid by @coffeeavax in ava-labs#1334
  • Fetch process resource stats as best-effort by @StephenButtolph in ava-labs#1543
  • Add serialization tests for transactions added in Banff by @StephenButtolph in ava-labs#1513
  • Log chain shutdown duration by @StephenButtolph in ava-labs#1545
  • add interface for MerkleDB by @danlaine in ava-labs#1519

New Contributors

Full Changelog: https://github.com/ava-labs/avalanchego/compare/v1.10.1...v1.10.2

This version is backwards compatible to v1.10.0. It is optional, but encouraged. The supported plugin version is 26.

APIs

  • Enabled avm.getBlockByHeight to take in height as a string
  • Added IDs to json formats
    • platform.getTx now includes id in the tx response
    • platform.getBlock now includes id in the block response and in the internal tx fields
    • avm.getTx now includes id in the tx response
    • avm.getBlock now includes id in the block response and in the internal tx fields
    • avm.getBlockByHeight now includes id in the block response and in the internal tx fields
  • Removed avm.issueStopVertex
  • Fixed wallet methods to correctly allow issuance of dependent transactions after the X-chain linearization
  • Added validatorOnly flag in platform.getStake
  • Removed all avalanche consensus metrics
  • Fixed msgHandlingTime metrics

Configs

  • Removed --snow-avalanche-num-parents
  • Removed --snow-avalanche-batch-size

Fixes

  • Fixed panic when restarting partially completed X-chain snowman bootstrapping
  • Fixed --network-allow-private-ips handling to correctly prevent outbound connections to private IP ranges
  • Fixed UniformSampler to support sampling numbers between MaxInt64 and MaxUint64
  • Fixed data race in txID access during transaction gossip in the AVM

What's Changed

  • Add benchmark for gRPC GetValidatorSet by @hexfusion in ava-labs#1326
  • Add checks for database being closed in merkledb; other nits by @danlaine in ava-labs#1333
  • Update linkedhashmap to only Rlock when possible by @dboehm-avalabs in ava-labs#1329
  • Remove no-op changes from history results by @dboehm-avalabs in ava-labs#1335
  • Cleanup type assertions in the linkedHashmap by @StephenButtolph in ava-labs#1341
  • Fix racy avm tx access by @StephenButtolph in ava-labs#1349
  • Update Fuji beacon ips by @StephenButtolph in ava-labs#1354
  • Remove duplicate TLS verification by @StephenButtolph in ava-labs#1364
  • Adjust Merkledb Trie invalidation locking by @dboehm-avalabs in ava-labs#1355
  • Use require in Avalanche bootstrapping tests by @StephenButtolph in ava-labs#1344
  • Add Proof size limit to sync client by @dboehm-avalabs in ava-labs#1269
  • Add stake priority helpers by @StephenButtolph in ava-labs#1375
  • add contribution file by @joshua-kim in ava-labs#1373
  • Remove max sample value by @StephenButtolph in ava-labs#1374
  • Prefetch rpcdb iterator batches by @StephenButtolph in ava-labs#1323
  • Temp fix for flaky Sync Test by @dboehm-avalabs in ava-labs#1378
  • Update merkle cache to be FIFO instead of LRU by @dboehm-avalabs in ava-labs#1353
  • Improve cost of BLS key serialization for gRPC by @hexfusion in ava-labs#1343
  • [Issue-1368]: Panic in serializedPath.HasPrefix by @dboehm-avalabs in ava-labs#1371
  • Add ValidatorsOnly flag to GetStake by @StephenButtolph in ava-labs#1377
  • Use proto in x/sync by @danlaine in ava-labs#1336
  • Update incorrect fuji beacon IPs by @StephenButtolph in ava-labs#1392
  • Update api/ error handling by @StephenButtolph in ava-labs#1393
  • refactor concurrent work limiting in sync in x/sync by @danlaine in ava-labs#1347
  • Remove check for impossible condition in x/sync by @danlaine in ava-labs#1348
  • Improve codec/ error handling by @StephenButtolph in ava-labs#1396
  • Improve config/ error handling by @StephenButtolph in ava-labs#1397
  • Improve genesis/ error handling by @StephenButtolph in ava-labs#1398
  • Improve various error handling locations by @StephenButtolph in ava-labs#1399
  • Improve utils/ error handling by @StephenButtolph in ava-labs#1400
  • Improve consensus error handling by @StephenButtolph in ava-labs#1401
  • Improve secp256k1fx + merkledb error handling by @StephenButtolph in ava-labs#1402
  • Ban usage of require.Error by @StephenButtolph in ava-labs#1346
  • Remove slice capacity hint in x/sync by @danlaine in ava-labs#1350
  • Simplify syncWorkHeap less function in x/sync by @danlaine in ava-labs#1351
  • Replace switch with txs.Visitor in X chain signer by @dhrubabasu in ava-labs#1404
  • Include IDs in json marshalling by @StephenButtolph in ava-labs#1408
  • Adjust find next key logic in x/Sync by @dboehm-avalabs in ava-labs#1331
  • Remove bitmask from writeMsgLen by @StephenButtolph in ava-labs#1342
  • Require txIDs in PeerList messages by @StephenButtolph in ava-labs#1411
  • Allow dependent tx issuance over the wallet API by @StephenButtolph in ava-labs#1413
  • Add support for proto message.Tx decoding by @danlaine in ava-labs#1332
  • Remove avalanche bootstrapping -> avalanche consensus transition by @StephenButtolph in ava-labs#1345
  • Benchmark get canonical validator set by @aaronbuchwald in ava-labs#1417
  • Simplify IP status calculation by @StephenButtolph in ava-labs#1421
  • Honor AllowPrivateIPs config by @StephenButtolph in ava-labs#1422
  • Update BLS signature ordering to avoid public key compression by @StephenButtolph in ava-labs#1416
  • Remove DAG based consensus by @StephenButtolph in ava-labs#1359
  • Remove IssueStopVertex message by @StephenButtolph in ava-labs#1419
  • Fix msgHandlingTime by @StephenButtolph in ava-labs#1432
  • Change ChangeProofs to only have one list of key/value change instead of key/values and deleted by @dboehm-avalabs in ava-labs#1385
  • Update AMI generation workflow by @charlie-ava in ava-labs#1289
  • Support height as a string in avm.getBlockByHeight by @StephenButtolph in ava-labs#1437
  • Defer Snowman Bootstrapper parser initialization to Start by @StephenButtolph in ava-labs#1442
  • Cleanup proposervm ancestors packing @StephenButtolph in ava-labs#1446

New Contributors

Full Changelog: https://github.com/ava-labs/avalanchego/compare/v1.10.0...v1.10.1

This upgrade linearizes the X-chain, introduces delegation batching to the P-chain, and increases the maximum block size on the C-chain.

The changes in the upgrade go into effect at 11 AM ET, April 25th 2023 on Mainnet.

All Mainnet nodes should upgrade before 11 AM ET, April 25th 2023.

The supported plugin version is 25.

What's Changed

  • Add CODEOWNERS for the x/ package by @StephenButtolph in ava-labs#1260
  • Feature Spec Template by @richardpringle in ava-labs#1258
  • Standardize CI triggers by @StephenButtolph in ava-labs#1265
  • special case no sent/received message in network health check by @ceyonur in ava-labs#1263
  • Fix bug template by @StephenButtolph in ava-labs#1268
  • Replace flags usage with pflags by @danlaine in ava-labs#1270
  • Fixed grammatical errors in README.md by @krakxn in ava-labs#1102
  • Add tests for race conditions in merkledb by @kyl27 in ava-labs#1256
  • Add P-chain indexer API example by @StephenButtolph in ava-labs#1271
  • use require in snow/choices tests by @dhrubabasu in ava-labs#1279
  • use require in utils/wrappers tests by @dhrubabasu in ava-labs#1280
  • add support for tracking delegatee rewards to validator metadata by @dhrubabasu in ava-labs#1273
  • defer delegatee rewards until end of validator staking period by @dhrubabasu in ava-labs#1262
  • Initialize UptimeCalculator in TestPeer by @joshua-kim in ava-labs#1283
  • Add Avalanche liveness health checks by @StephenButtolph in ava-labs#1287
  • Skip AMI generation with Fuji tags by @StephenButtolph in ava-labs#1288
  • Use maps.Equal in set.Equals by @danlaine in ava-labs#1290
  • return accrued delegator rewards in GetCurrentValidators by @dhrubabasu in ava-labs#1291
  • Add zstd compression by @danlaine in ava-labs#1278
  • implement txs.Visitor in X chain wallet by @dhrubabasu in ava-labs#1299
  • Parallelize gzip compression by @StephenButtolph in ava-labs#1293
  • Add zip bomb tests by @StephenButtolph in ava-labs#1300
  • Gossip Avalanche frontier after the linearization by @StephenButtolph in ava-labs#1303
  • Add fine grained metrics+logging for handling, processing, and grab l… by @aaronbuchwald in ava-labs#1301
  • Persist stateless block in AVM state by @StephenButtolph in ava-labs#1305
  • Initialize FxID fields in GetBlock and GetBlockByHeight by @StephenButtolph in ava-labs#1306
  • Filterable Health Tags by @ceyonur in ava-labs#1304
  • increase health await timeout by @ceyonur in ava-labs#1317
  • Expose GetEngineManager from the chain Handler by @StephenButtolph in ava-labs#1316
  • Add BLS benchmarks by @StephenButtolph in ava-labs#1318
  • Encode codec version in merkledb by @danlaine in ava-labs#1313
  • Expose consensus-app-concurrency by @StephenButtolph in ava-labs#1322
  • Adjust Logic In Merkle DB History by @dboehm-avalabs in ava-labs#1310
  • Fix Concurrency Bug In CommitToParent by @dboehm-avalabs in ava-labs#1320
  • Cleanup goroutines on health.Stop by @StephenButtolph in ava-labs#1325

New Contributors

Full Changelog: https://github.com/ava-labs/avalanchego/compare/v1.9.16...v1.10.0

This version is backwards compatible to v1.9.0. It is optional, but encouraged. The supported plugin version is 24.

  • Removed unnecessary repoll after rejecting vertices
  • Improved snowstorm lookup error handling
  • Removed rejected vertices from the Avalanche frontier more aggressively
  • Reduced default health check values for processing decisions

This version is backwards compatible to v1.9.0. It is optional, but encouraged. The supported plugin version is 24.

  • Fixed x/merkledb.ChangeProof#getLargestKey to correctly handle no changes
  • Added test for avm/txs/executor.SemanticVerifier#verifyFxUsage with multiple valid fxs
  • Fixed CPU + bandwidth performance regression during vertex processing
  • Added example usage of the /ext/index/X/block API
  • Reduced the default value of --snow-optimal-processing from 50 to 10
  • Updated the year in the license header

This version is backwards compatible to v1.9.0. It is optional, but encouraged. The supported plugin version is 24.

This version is backwards compatible to v1.9.0. It is optional, but encouraged. The supported plugin version is 24.

This version is backwards compatible to v1.9.0. It is optional, but encouraged. The supported plugin version is 24.

Networking

  • Removed linger setting on P2P connections
  • Improved error message when failing to calculate peer uptimes
  • Removed EngineType from P2P response messages
  • Added context cancellation during dynamic IP updates
  • Reduced the maximum P2P reconnect delay from 1 hour to 1 minute

Consensus

  • Added support to switch from Avalanche consensus to Snowman consensus
  • Added support for routing consensus messages to either Avalanche or Snowman consensus on the same chain
  • Removed usage of deferred evaluation of the handler.Consensus in the Avalanche OnFinished callback
  • Dropped inbound Avalanche consensus messages after switching to Snowman consensus
  • Renamed the Avalanche VM metrics prefix from avalanche_{chainID}_vm_ to avalanche_{chainID}_vm_avalanche
  • Replaced consensus and decision dispatchers with block, tx, and vertex dispatchers
  • Removed Avalanche bootstrapping restarts during the switch to Snowman consensus

AVM

  • Added avm block execution manager
  • Added avm block builder
  • Refactored avm transaction syntactic verification
  • Refactored avm transaction semantic verification
  • Refactored avm transaction execution
  • Added avm mempool gossip
  • Removed block timer interface from avm mempool
  • Moved toEngine channel into the avm mempool
  • Added GetUTXOFromID to the avm state.Chain interface
  • Added unpopulated MerkleRoot to avm blocks
  • Added avm transaction based metrics
  • Replaced error strings with error interfaces in the avm mempool

PlatformVM

  • Added logs when the local nodes stake amount changes
  • Moved platformvm message package into components
  • Replaced error strings with error interfaces in the platformvm mempool

Warp

  • Added ID method to warp.UnsignedMessage
  • Improved warp.Signature verification error descriptions

Miscellaneous

  • Improved merkledb locking to allow concurrent read access through trieViews
  • Fixed Banff transaction signing with ledger when using the wallet
  • Emitted github artifacts after successful builds
  • Added non-blocking bounded queue
  • Converted the x.Parser helper to be a block.Parser interface from a tx.Parser interface

Cleanup

  • Separated dockerhub image publishing from the kurtosis test workflow
  • Exported various errors to use in testing
  • Removed the vms/components/state package
  • Replaced ad-hoc linked hashmaps with the standard data-structure
  • Removed usr/local/lib/avalanche from deb packages
  • Standardized usage of constants.UnitTestID

Examples

  • Added P-chain RemoveSubnetValidatorTx example using the wallet
  • Added X-chain CreateAssetTx example using the wallet

Configs

  • Added support to specify HTTP server timeouts
    • --http-read-timeout
    • --http-read-header-timeout
    • --http-write-timeout
    • --http-idle-timeout

APIs

  • Added avm block APIs
    • avm.getBlock
    • avm.getBlockByHeight
    • avm.getHeight
  • Converted avm APIs to only surface accepted state
  • Deprecated all ipcs APIs
    • ipcs.publishBlockchain
    • ipcs.unpublishBlockchain
    • ipcs.getPublishedBlockchains
  • Deprecated all keystore APIs
    • keystore.createUser
    • keystore.deleteUser
    • keystore.listUsers
    • keystore.importUser
    • keystore.exportUser
  • Deprecated the avm/pubsub API endpoint
  • Deprecated various avm APIs
    • avm.getAddressTxs
    • avm.getBalance
    • avm.getAllBalances
    • avm.createAsset
    • avm.createFixedCapAsset
    • avm.createVariableCapAsset
    • avm.createNFTAsset
    • avm.createAddress
    • avm.listAddresses
    • avm.exportKey
    • avm.importKey
    • avm.mint
    • avm.sendNFT
    • avm.mintNFT
    • avm.import
    • avm.export
    • avm.send
    • avm.sendMultiple
  • Deprecated the avm/wallet API endpoint
    • wallet.issueTx
    • wallet.send
    • wallet.sendMultiple
  • Deprecated various platformvm APIs
    • platform.exportKey
    • platform.importKey
    • platform.getBalance
    • platform.createAddress
    • platform.listAddresses
    • platform.getSubnets
    • platform.addValidator
    • platform.addDelegator
    • platform.addSubnetValidator
    • platform.createSubnet
    • platform.exportAVAX
    • platform.importAVAX
    • platform.createBlockchain
    • platform.getBlockchains
    • platform.getStake
    • platform.getMaxStakeAmount
    • platform.getRewardUTXOs
  • Deprecated the stake field in the platform.getTotalStake response in favor of weight

This version is backwards compatible to v1.9.0. It is optional, but encouraged. The supported plugin version is 24.

Plugins

  • Removed error from logging.NoLog#Write
  • Added logging to the static VM factory usage
  • Fixed incorrect error being returned from subprocess.Bootstrap

Ledger

  • Added ledger tx parsing support

MerkleDB

  • Added explicit consistency guarantees when committing multiple merkledb.trieViews to disk at once
  • Removed reliance on premature root calculations for merkledb.trieView validity tracking
  • Updated x/merkledb/README.md

This version is backwards compatible to v1.9.0. It is optional, but encouraged. The supported plugin version is 24.

MerkleDB

  • Removed parent tracking from merkledb.trieView
  • Removed base caches from merkledb.trieView
  • Fixed error handling during merkledb intermediate node eviction
  • Replaced values larger than 32 bytes with a hash in the merkledb hash representation

AVM

  • Refactored avm API tx creation into a standalone Spender implementation
  • Migrated UTXO interfaces from the platformvm into the components for use in the avm
  • Refactored avm tx.SyntacticVerify to expect the config rather than the fee fields

Miscellaneous

  • Updated the minimum golang version to v1.19.6
  • Fixed rpcchainvm signal handling to only shutdown upon receipt of SIGTERM
  • Added warp.Signature#NumSigners for better cost tracking support
  • Added snow.Context#PublicKey to provide access to the local node's BLS public key inside the VM execution environment
  • Renamed Avalanche consensus metric prefix to avalanche_{chainID}_avalanche
  • Specified an explicit TCP Linger timeout of 15 seconds
  • Updated the secp256k1 library to v4.1.0

Cleanup

  • Removed support for the --whitelisted-subnets flag
  • Removed unnecessary abstractions from the app package
  • Removed Factory embedding from platformvm.VM and avm.VM
  • Removed validator package from the platformvm
  • Removed timer.TimeoutManager
  • Replaced snow.Context in Factory.New with logging.Logger
  • Renamed set.Bits#Len to BitLen and set.Bits#HammingWeight to Len to align with set.Bits64

This version is backwards compatible to v1.9.0. It is optional, but encouraged. The supported plugin version is 23.

Note: The --whitelisted-subnets flag was deprecated in v1.9.6. This is the last release in which it will be supported. Use --track-subnets instead.

Monitoring

  • Added warning when the P2P server IP is private
  • Added warning when the HTTP server IP is potentially publicly reachable
  • Removed merkledb.trieView#calculateIDs tracing when no recalculation is needed

Databases

  • Capped the number of goroutines that merkledb.trieView#calculateIDsConcurrent will create
  • Removed nodb package
  • Refactored Batch implementations to share common code
  • Added Batch.Replay invariant tests
  • Converted to use require in all database interface tests

Cryptography

  • Moved the secp256k1 implementations to a new secp256k1 package out of the crypto package
  • Added rfc6979 compliance tests to the secp256k1 signing implementation
  • Removed unused cryptography implementations ed25519, rsa, and rsapss
  • Removed unnecessary cryptography interfaces crypto.Factory, crypto.RecoverableFactory, crypto.PublicKey, and crypto.PrivateKey
  • Added verification when parsing secp256k1 public keys to ensure usage of the compressed format

API

  • Removed delegators from platform.getCurrentValidators unless a single nodeID is requested
  • Added delegatorCount and delegatorWeight to the validators returned by platform.getCurrentValidators

Documentation

  • Improved documentation on the block.WithVerifyContext interface
  • Fixed --public-ip and --public-ip-resolution-service CLI flag descriptions
  • Updated README.md to explicitly reference SECURITY.md

Coreth

  • Enabled state sync by default when syncing from an empty database
  • Increased block gas limit to 15M for Cortina Network Upgrade
  • Added back file tracer endpoint
  • Added back JS tracer

Miscellaneous

  • Added allowedNodes to the subnet config for validatorOnly subnets
  • Removed the hashicorp/go-plugin dependency to improve plugin flexibility
  • Replaced specialized bag implementations with generic bag implementations
  • Added mempool package to the avm
  • Added chain.State#IsProcessing to simplify integration with block.WithVerifyContext
  • Added StateSyncMinVersion to sync.ClientConfig
  • Added validity checks for InitialStakeDuration in a custom network genesis
  • Removed unnecessary reflect call when marshalling an empty slice

Cleanup

  • Renamed teleporter package to warp
  • Replaced bool flags in P-chain state diffs with an enum
  • Refactored subnet configs to more closely align between the primary network and subnets
  • Simplified the utxo.Spender interface
  • Removed unused field common.Config#Validators

This version is backwards compatible to v1.9.0. It is optional, but encouraged. The supported plugin version is 22.

Networking

  • Added TCP proxy support for p2p network traffic
  • Added p2p network client utility for directly messaging the p2p network

Consensus

  • Guaranteed delivery of App messages to the VM, regardless of sync status
  • Added EngineType to consensus context

MerkleDB - Alpha

  • Added initial implementation of a path-based merkle-radix tree
  • Added initial implementation of state sync powered by the merkledb

APIs

  • Updated platform.getCurrentValidators to return uptime as a percentage
  • Updated platform.get*Validators to avoid iterating over the staker set when requesting specific nodeIDs
  • Cached staker data in platform.get*Validators to significantly reduce DB IO
  • Added stakeAmount and weight to all staker responses in P-chain APIs
  • Deprecated stakeAmount in staker responses from P-chain APIs
  • Removed creationTxFee from info.GetTxFeeResponse
  • Removed address from platformvm.GetBalanceRequest

Fixes

  • Fixed RemoveSubnetValidatorTx weight diff corruption
  • Released network lock before attempting to close a peer connection
  • Fixed X-Chain last accepted block initialization to use the genesis block, not the stop vertex after linearization
  • Removed plugin directory handling from AMI generation
  • Removed copy of plugins directory from tar script

Cleanup

  • Removed unused rpm packaging scripts
  • Removed engine dependency from chain registrants
  • Removed unused field from chain handler log
  • Linted custom test chains.Manager
  • Used generic btree implementation
  • Deleted utils.CopyBytes
  • Updated rjeczalik/notify from v0.9.2 to v0.9.3

Miscellaneous

  • Added AVM state.Chain interface
  • Added generic atomic value utility
  • Added test for the AMI builder during RCs
  • Converted cache implementations to use generics
  • Added optional cache eviction callback

This version is backwards compatible to v1.9.0. It is optional, but encouraged. The supported plugin version is 22.

Fixes

  • Fixed subnet validator lookup regression

This version is backwards compatible to v1.9.0. It is optional, but encouraged. The supported plugin version is 22.

Consensus

  • Added StateSyncMode to the return of StateSummary#Accept to support syncing chain state while tracking the chain as a light client
  • Added AcceptedFrontier to Chits messages
  • Reduced unnecessary confidence resets during consensus by applying AcceptedFrontiers during QueryFailed handling
  • Added EngineType for consensus messages in the p2p message definitions
  • Updated vertex.DAGVM interface to support linearization

Configs

  • Added --plugin-dir flag. The default value is [DATADIR]/plugins
  • Removed --build-dir flag. The location of the avalanchego binary is no longer considered when looking for the plugins directory. Subnet maintainers should ensure that their node is able to properly discover plugins, as the default location is likely changed. See --plugin-dir
  • Changed the default value of --api-keystore-enabled to false
  • Added --track-subnets flag as a replacement of --whitelisted-subnets

Fixes

  • Fixed NAT-PMP router discovery and port mapping
  • Fixed --staking-enabled=false setting to correctly start subnet chains and report healthy
  • Fixed message logging in the consensus handler

VMs

  • Populated non-trivial logger in the rpcchainvm Server's snow.Context
  • Updated rpcchainvm proto definitions to use enums
  • Added Block format and definition to the AVM
  • Removed proposervm height index reset

Metrics

  • Added avalanche_network_peer_connected_duration_average metric
  • Added avalanche_api_calls_processing metric
  • Added avalanche_api_calls metric
  • Added avalanche_api_calls_duration metric

Documentation

  • Added wallet example to create stakeable.LockOut outputs
  • Improved ubuntu deb install instructions

Miscellaneous

  • Updated ledger-avalanche to v0.6.5
  • Added linter to ban the usage of fmt.Errorf without format directives
  • Added List to the buffer#Deque interface
  • Added Index to the buffer#Deque interface
  • Added SetLevel to the Logger interface
  • Updated auth API to use the new jwt standard

This version is backwards compatible to v1.9.0. It is optional, but encouraged. The supported plugin version is 21.

Subnet Messaging

  • Added subnet message serialization format
  • Added subnet message signing
  • Replaced bls.SecretKey with a teleporter.Signer in the snow.Context
  • Moved SNLookup into the validators.State interface to support non-whitelisted chainID to subnetID lookups
  • Added support for non-whitelisted subnetIDs for fetching the validator set at a given height
  • Added subnet message verification
  • Added teleporter.AnycastID to denote a subnet message not intended for a specific chain

Fixes

  • Added re-gossip of updated validator IPs
  • Fixed rpcchainvm.BatchedParseBlock to correctly wrap returned blocks
  • Removed incorrect uintptr handling in the generic codec
  • Removed message latency tracking on messages being sent to itself

Coreth

  • Added support for eth_call over VM2VM messaging
  • Added config flags for tx pool behavior

Miscellaneous

  • Added networking package README.md
  • Removed pagination of large db messages over gRPC
  • Added Size to the generic codec to reduce allocations
  • Added UnpackLimitedBytes and UnpackLimitedStr to the manual packer
  • Added SECURITY.md
  • Exposed proposer list from the proposervm's Windower interface
  • Added health and bootstrapping client helpers that block until the node is healthy
  • Moved bit sets from the ids package to the set package
  • Added more wallet examples

This version is backwards compatible to v1.9.0. It is optional, but encouraged. The supported plugin version is 20.

This version modifies the db format. The db format is compatible with v1.9.3, but not v1.9.2 or earlier. After running a node with v1.9.4 attempting to run a node with a version earlier than v1.9.3 may report a fatal error on startup.

PeerList Gossip Optimization

  • Added gossip tracking to the peer instance to only gossip new IPs to a connection
  • Added PeerListAck message to report which TxIDs provided by the PeerList message were tracked
  • Added TxIDs to the PeerList message to unique-ify nodeIDs across validation periods
  • Added TxID mappings to the gossip tracker

Validator Set Tracking

  • Renamed GetValidators to Get on the validators.Manager interface
  • Removed Set, AddWeight, RemoveWeight, and Contains from the validators.Manager interface
  • Added Add to the validators.Manager interface
  • Removed Set from the validators.Set interface
  • Added Add and Get to the validators.Set interface
  • Modified validators.Set#Sample to return ids.NodeID rather than valdiators.Validator
  • Replaced the validators.Validator interface with a struct
  • Added a BLS public key field to validators.Validator
  • Added a TxID field to validators.Validator
  • Improved and documented error handling within the validators.Set interface
  • Added BLS public keys to the result of GetValidatorSet
  • Added BuildBlockWithContext as an optional VM method to build blocks at a specific P-chain height
  • Added VerifyWithContext as an optional block method to verify blocks at a specific P-chain height

Uptime Tracking

  • Added ConnectedSubnet message handling to the chain handler
  • Added SubnetConnector interface and implemented it in the platformvm
  • Added subnet uptimes to p2p pong messages
  • Added subnet uptimes to platform.getCurrentValidators
  • Added subnetID as an argument to info.Uptime

Fixes

  • Fixed incorrect context cancellation of escaped contexts from grpc servers
  • Fixed race condition between API initialization and shutdown
  • Fixed race condition between NAT traversal initialization and shutdown
  • Fixed race condition during beacon connection tracking
  • Added race detection to the E2E tests
  • Added additional message and sender tests

Coreth

  • Improved header and logs caching using maximum accepted depth cache
  • Added config option to perform database inspection on startup
  • Added configurable transaction indexing to reduce disk usage
  • Added special case to allow transactions using Nick's Method to bypass API level replay protection
  • Added counter metrics for number of accepted/processed logs

APIs

  • Added indices to the return values of GetLastAccepted and GetContainerByID on the indexer API client
  • Removed unnecessary locking from the info API

Chain Data

  • Added ChainDataDir to the snow.Context to allow blockchains to canonically access disk outside avalanchego's database
  • Added --chain-data-dir as a CLI flag to specify the base directory for all ChainDataDirs

Miscellaneous

  • Removed Version from the peer.Network interface
  • Removed Pong from the peer.Network interface
  • Reduced memory allocations inside the system throttler
  • Added CChainID to the snow.Context
  • Converted all sorting to utilize generics
  • Converted all set management to utilize generics

This version is backwards compatible to v1.9.0. It is optional, but encouraged. The supported plugin version is 19.

Tracing

  • Added context.Context to all VM interface functions
  • Added context.Context to the validators.State interface
  • Added additional message fields to tracedRouter#HandleInbound
  • Added tracedVM implementations for block.ChainVM and vertex.DAGVM
  • Added tracedState implementation for validators.State
  • Added tracedHandler implementation for http.Handler
  • Added tracedConsensus implementations for snowman.Consensus and avalanche.Consensus

Fixes

  • Fixed incorrect NodeID used in registered AppRequest timeouts
  • Fixed panic when calling encdb#NewBatch after encdb#Close
  • Fixed panic when calling prefixdb#NewBatch after prefixdb#Close

Configs

  • Added proposerMinBlockDelay support to subnet configs
  • Added providedFlags field to the initializing node for easily observing custom node configs
  • Added --chain-aliases-file and --chain-aliases-file-content CLI flags
  • Added --proposervm-use-current-height CLI flag

Coreth

  • Added metric for number of processed and accepted transactions
  • Added wait for state sync goroutines to complete on shutdown
  • Increased go-ethereum dependency to v1.10.26
  • Increased soft cap on transaction size limits
  • Added back isForkIncompatible checks for all existing forks
  • Cleaned up Apricot Phase 6 code

Linting

  • Added unused-receiver linter
  • Added unused-parameter linter
  • Added useless-break linter
  • Added unhandled-error linter
  • Added unexported-naming linter
  • Added struct-tag linter
  • Added bool-literal-in-expr linter
  • Added early-return linter
  • Added empty-lines linter
  • Added error-lint linter

Testing

  • Added scripts/build_fuzz.sh and initial fuzz tests
  • Added additional Fx tests
  • Added additional messageQueue tests
  • Fixed vmRegisterer tests

Documentation

  • Documented Database.Put invariant for nil and empty slices
  • Documented avalanchego's versioning scheme
  • Improved vm.proto docs

Miscellaneous

  • Added peer gossip tracker
  • Added avalanche_P_vm_time_until_unstake and avalanche_P_vm_time_until_unstake_subnet metrics
  • Added keychain.NewLedgerKeychainFromIndices
  • Removed usage of Temporary error handling after listener#Accept
  • Removed Parameters from all Consensus interfaces
  • Updated avalanche-network-runner to v1.3.0
  • Added ids.BigBitSet to extend ids.BitSet64 for arbitrarily large sets
  • Added support for parsing future subnet uptime tracking data to the P-chain's state implementation
  • Increased validator set cache size
  • Added avax.UTXOIDFromString helper for managing UTXOIDs more easily

This version is backwards compatible to v1.9.0. It is optional, but encouraged. The supported plugin version is 19.

Coreth

  • Added trie clean cache journaling to disk to improve processing time after restart
  • Fixed regression where a snapshot could be marked as stale by the async acceptor during block processing
  • Added fine-grained block processing metrics

RPCChainVM

  • Added validators.State to the rpcchainvm server's snow.Context
  • Added rpcProtocolVersion to the output of info.getNodeVersion
  • Added rpcchainvm protocol version to the output of the --version flag
  • Added version.RPCChainVMProtocolCompatibility map to easily compare plugin compatibility against avalanchego versions

Builds

  • Downgraded ubuntu release binaries from jammy to focal
  • Updated macos github runners to macos-12
  • Added workflow dispatch to build release binaries

BLS

  • Added bls proof of possession to platform.getCurrentValidators and platform.getPendingValidators
  • Added bls public key to in-memory staker objects
  • Improved memory clearing of bls secret keys

Cleanup

  • Fixed issue where the chain manager would attempt to start chain creation multiple times
  • Fixed race that caused the P-chain to finish bootstrapping before the primary network finished bootstrapping
  • Converted inbound message handling to expect usage of types rather than maps of fields
  • Simplified the validators.Set implementation
  • Added a warning if synchronous consensus messages take too long

This version is backwards compatible to v1.9.0. It is optional, but encouraged. The supported plugin version is 18.

Features

  • Added cross-chain messaging support to the VM interface
  • Added Ledger support to the Primary Network wallet
  • Converted Bionic builds to Jammy builds
  • Added mock.gen.sh to programmatically generate mock implementations
  • Added BLS signer to the snow.Context
  • Moved base from rpc.NewEndpointRequester to be included in the method in SendRequest
  • Converted UnboundedQueue to UnboundedDeque

Observability

  • Added support for OpenTelemetry tracing
  • Converted periodic bootstrapping status update to be time-based
  • Removed duplicated fields from the json format of the node config
  • Configured min connected stake health check based on the consensus parameters
  • Added new consensus metrics
  • Documented how chain time is advanced in the PlatformVM with chain_time_update.md

Cleanup

  • Converted chain creation to be handled asynchronously from the P-chain's execution environment
  • Removed SetLinger usage of P2P TCP connections
  • Removed Banff upgrade flow
  • Fixed ProposerVM inner block caching after verification
  • Fixed PlatformVM mempool verification to use an updated chain time
  • Removed deprecated CLI flags: --dynamic-update-duration, --dynamic-public-ip
  • Added unexpected Put bytes tests to the Avalanche and Snowman consensus engines
  • Removed mockery generated mock implementations
  • Converted safe math functions to use generics where possible
  • Added linting to prevent usage of assert in unit tests
  • Converted empty struct usage to nil for interface compliance checks
  • Added CODEOWNERs to own first rounds of PR review

This upgrade adds support for creating Proof-of-Stake Subnets.

This version is not backwards compatible. The changes in the upgrade go into effect at 12 PM EDT, October 18th 2022 on Mainnet.

All Mainnet nodes should upgrade before 12 PM EDT, October 18th 2022.

The supported plugin version is 17.

Upgrades

  • Activated P2P serialization format change to Protobuf
  • Activated non-AVAX ImportTx/ExportTxs to/from the P-chain
  • Activated Banff* blocks on the P-chain
  • Deactivated Apricot* blocks on the P-chain
  • Activated RemoveSubnetValidatorTxs on the P-chain
  • Activated TransformSubnetTxs on the P-chain
  • Activated AddPermissionlessValidatorTxs on the P-chain
  • Activated AddPermissionlessDelegatorTxs on the P-chain
  • Deactivated ANT ImportTx/ExportTxs on the C-chain
  • Deactivated ANT precompiles on the C-chain

Deprecations

  • Ubuntu 18.04 releases are deprecated and will not be provided for >=v1.9.1

Miscellaneous

  • Fixed locked input signing in the P-chain wallet
  • Removed assertions from the logger interface
  • Removed --assertions-enabled flag
  • Fixed typo in --bootstrap-max-time-get-ancestors flag
  • Standardized exported P-Chain codec usage
  • Improved isolation and execution of the E2E tests
  • Updated the linked hashmap implementation to use generics

This version is backwards compatible to v1.8.0. It is optional, but encouraged. The supported plugin version is 16.

BLS

  • Added BLS key file at --staking-signer-key-file
  • Exposed BLS proof of possession in the info.getNodeID API
  • Added BLS proof of possession to AddPermissionlessValidatorTxs for the Primary Network

The default value of --staking-signer-key-file is ~/.avalanchego/staking/signer.key. If the key file doesn't exist, it will be populated with a new key.

Networking

  • Added P2P proto support to be activated in a future release
  • Fixed inbound bandwidth spike after leaving the validation set
  • Removed support for ChitsV2 messages
  • Removed ContainerIDs from Put and PushQuery messages
  • Added pending_timeouts metric to track the number of active timeouts a node is tracking
  • Fixed overflow in gzip decompression
  • Optimized memory usage in peer.MessageQueue

Miscellaneous

  • Fixed bootstrapping ETA metric
  • Removed unused unknown_txs_count metric
  • Replaced duplicated code with generic implementations

Coreth

  • Added failure reason to bad block API

Please upgrade your node as soon as possible.

The supported plugin version is 16.

Fixes

  • Fixed stale block reference by evicting blocks upon successful verification
  • Removed check for Apricot Phase6 incompatible fork to unblock nodes that did not upgrade ahead of the activation time

Please upgrade your node as soon as possible.

The supported plugin version is 16.

Caching

  • Added temporarily invalid block caching to reduce repeated network requests
  • Added caching to the proposervm's inner block parsing
  • Reduced the log level of BAD BLOCKs from ERROR to DEBUG
  • Deprecated Native Asset Call

Please upgrade your node as soon as possible.

The changes in v1.8.x go into effect at 4 PM EDT on September 6th, 2022 on both Fuji and Mainnet. You should upgrade your node before the changes go into effect, otherwise they may experience loss of uptime.

The supported plugin version is 16.

  • Fixed live-lock in bootstrapping, after performing state-sync, by properly reporting database.ErrNotFound in GetBlockIDAtHeight rather than a formatted error
  • Increased the log level of BAD BLOCKs from DEBUG to ERROR
  • Fixed typo in Chain Config String function

Please upgrade your node as soon as possible.

The changes in v1.8.x go into effect at 4 PM EDT on September 6th, 2022 on both Fuji and Mainnet. You should upgrade your node before the changes go into effect, otherwise they may experience loss of uptime.

The supported plugin version is 16.

Miscellaneous

  • Reduced the severity of not quickly connecting to bootstrap nodes from FATAL to WARN
  • Reduced the log level of BAD BLOCKs from ERROR to DEBUG
  • Added Apricot Phase6 to Chain Config String function

This is a mandatory security upgrade. Please upgrade your node as soon as possible.

The changes in the upgrade go into effect at 4 PM EDT on September 6th, 2022 on both Fuji and Mainnet. You should upgrade your node before the changes go into effect, otherwise they may experience loss of uptime.

You may see some extraneous ERROR logs ("BAD BLOCK") on your node after upgrading. These may continue until the Apricot Phase 6 activation (at 4 PM EDT on September 6th).

The supported plugin version is 16.

PlatformVM APIs

  • Fixed GetBlock API when requesting the encoding as json
  • Changed the json key in AddSubnetValidatorTxs from subnet to subnetID
  • Added multiple asset support to getBalance
  • Updated PermissionlessValidators returned from getCurrentValidators and getPendingValidators to include validationRewardOwner and delegationRewardOwner
  • Deprecated rewardOwner in PermissionlessValidators returned from getCurrentValidators and getPendingValidators
  • Added subnetID argument to getCurrentSupply
  • Added multiple asset support to getStake
  • Added subnetID argument to getMinStake

PlatformVM Structures

  • Renamed existing blocks
    • ProposalBlock -> ApricotProposalBlock
    • AbortBlock -> ApricotAbortBlock
    • CommitBlock -> ApricotCommitBlock
    • StandardBlock -> ApricotStandardBlock
    • AtomicBlock -> ApricotAtomicBlock
  • Added new block types to be enabled in a future release
    • BlueberryProposalBlock
      • Introduces a Time field and an unused Txs field before the remaining ApricotProposalBlock fields
    • BlueberryAbortBlock
      • Introduces a Time field before the remaining ApricotAbortBlock fields
    • BlueberryCommitBlock
      • Introduces a Time field before the remaining ApricotCommitBlock fields
    • BlueberryStandardBlock
      • Introduces a Time field before the remaining ApricotStandardBlock fields
  • Added new transaction types to be enabled in a future release
    • RemoveSubnetValidatorTx
      • Can be included into BlueberryStandardBlocks
      • Allows a subnet owner to remove a validator from their subnet
    • TransformSubnetTx
      • Can be included into BlueberryStandardBlocks
      • Allows a subnet owner to convert their subnet into a permissionless subnet
    • AddPermissionlessValidatorTx
      • Can be included into BlueberryStandardBlocks
      • Adds a new validator to the requested permissionless subnet
    • AddPermissionlessDelegatorTx
      • Can be included into BlueberryStandardBlocks
      • Adds a new delegator to the requested permissionless validator on the requested subnet

PlatformVM Block Building

  • Fixed race in AdvanceTimeTx creation to avoid unnecessary block construction
  • Added block_formation_logic.md to describe how blocks are created
  • Refactored BlockBuilder into ApricotBlockBuilder
  • Added BlueberryBlockBuilder
  • Added OptionBlock builder visitor
  • Refactored Mempool issuance and removal logic to use transaction visitors

PlatformVM Block Execution

  • Added support for executing AddValidatorTx, AddDelegatorTx, and AddSubnetValidatorTx inside of a BlueberryStandardBlock
  • Refactored time advancement into a standard state modification structure
  • Refactored ProposalTxExecutor to abstract state diff creation
  • Standardized upgrade checking rules
  • Refactored subnet authorization checking

Wallet

  • Added support for new transaction types in the P-chain wallet
  • Fixed fee amounts used in the Primary Network wallet to reduce unnecessary fee burning

Networking

  • Defined p2p.proto to be used for future network messages
  • Added --network-tls-key-log-file-unsafe to support inspecting p2p messages
  • Added avalanche_network_accept_failed metrics to track networking Accept errors

Miscellaneous

  • Removed reserved fields from proto files and renumbered the existing fields
  • Added generic dynamically resized ring buffer
  • Updated gRPC version to v1.49.0 to fix non-deterministic errors reported in the rpcchainvm
  • Removed --signature-verification-enabled flag
  • Removed dead code
    • ids.QueueSet
    • timer.Repeater
    • timer.NewStagedTimer
    • timer.TimedMeter
  • Incorrectly deprecated Native Asset Call
  • Migrated to go-ethereum v1.10.23
  • Added API to fetch Chain Config

This version is backwards compatible to v1.7.0. It is optional, but encouraged. The supported plugin version is 15.

Fixes

  • Fixed bug in codeToFetch database accessors that caused an error when starting/stopping state sync
  • Fixed rare BAD BLOCK errors during C-chain bootstrapping
  • Fixed platformvm couldn't get preferred block state log due to attempted block building during bootstrapping
  • Fixed platformvm failed to fetch next staker to reward error log due to an incorrect lastAcceptedID reference
  • Fixed AWS AMI creation

PlatformVM

  • Refactored platformvm metrics handling
  • Refactored platformvm block creation
  • Introduced support to prevent empty nodeID use on the P-chain to be activated in a future upgrade

Coreth

  • Updated gas price estimation to limit lookback window based on block timestamps
  • Added metrics for processed/accepted gas
  • Simplified syntactic block verification
  • Ensured statedb errors during block processing are logged
  • Removed deprecated gossiper/block building logic from pre-Apricot Phase 4
  • Added marshal function for duration to improve config output

Miscellaneous

  • Updated local network genesis to use a newer start time
  • Updated minimum golang version to go1.18.1
  • Removed support for RocksDB
  • Bumped go-ethereum version to v1.10.21
  • Added various additional tests
  • Introduced additional database invariants for all database implementations
  • Added retries to windows CI installations
  • Removed useless ID aliasing during chain creation

This version is backwards compatible to v1.7.0. It is optional, but encouraged. The supported plugin version is 15.

VMs

  • Refactored P-chain block state management
    • Supporting easier parsing and usage of blocks
    • Improving separation of block execution with block definition
    • Unifying state definitions
  • Introduced support to send custom X-chain assets to the P-chain to be activated in a future upgrade
  • Introduced support to use custom assets on the P-chain to be activated in a future upgrade
  • Added VMs README to begin fully documenting plugin invariants
  • Added various comments around expected usages of VM tools

Coreth

  • Added optional JSON logging
  • Added interface for supporting stateful precompiles
  • Removed legacy code format from the database

Fixes

  • Fixed ungraceful gRPC connection closure during very long running requests
  • Fixed LevelDB panic during shutdown
  • Fixed verification of --stake-max-consumption-rate to include the upper-bound
  • Fixed various CI failures
  • Fixed flaky unit tests

Miscellaneous

  • Added bootstrapping ETA metrics
  • Converted all logs to support structured fields
  • Improved Snowman++ oracle block verification error messages
  • Removed deprecated or unused scripts

This version is backwards compatible to v1.7.0. It is optional, but encouraged. The supported plugin version is 15.

LevelDB

  • Fix rapid disk growth by manually specifying the maximum manifest file size

This version is backwards compatible to v1.7.0. It is optional, but encouraged. The supported plugin version is 15.

PlatformVM

  • Replaced copy-on-write validator set data-structure to use tree diffs to optimize validator set additions
  • Replaced validation transactions with a standardized representation to remove transaction type handling
  • Migrated transaction execution to its own package
  • Removed child pointers from processing blocks
  • Added P-chain wallet helper for providing initial transactions

Coreth

  • Bumped go-ethereum dependency to v1.10.20
  • Updated API names used to enable services in eth-api config flag. Prior names are supported but deprecated, please update configurations accordingly
  • Optimized state sync by parallelizing trie syncing
  • Added eth_syncing API for compatibility. Note: This API is only accessible after bootstrapping and always returns "false", since the node will no longer be syncing at that point
  • Added metrics to the atomic transaction mempool
  • Added metrics for incoming/outgoing mempool gossip

Fixes

  • Updated Snowman and Avalanche consensus engines to report original container preferences before processing the provided container
  • Fixed inbound message byte throttler context cancellation cleanup
  • Removed case sensitivity of IP resolver services
  • Added failing health check when a whitelisted subnet fails to initialize a chain

Miscellaneous

  • Added gRPC client metrics for dynamically created connections
  • Added uninitialized continuous time averager for when initial predictions are unreliable
  • Updated linter version
  • Documented various platform invariants
  • Cleaned up various dead parameters
  • Improved various tests

This version is backwards compatible to v1.7.0. It is optional, but encouraged.

APIs

These API format changes are breaking changes. https://api.avax.network and https://api.avax-test.network have been updated with this format. If you are using AvalancheGo APIs in your code, please ensure you have updated to the latest versions. See https://docs.avax.network/apis/avalanchego/cb58-deprecation for details about the CB58 removal.

  • Removed CB58 as an encoding option from all APIs
  • Added HexC and HexNC as encoding options for all APIs that accept an encoding format
  • Removed the Success response from all APIs
  • Replaced containerID with id in the indexer API

PlatformVM

  • Fixed incorrect P-chain height in Snowman++ when staking is disabled
  • Moved platformvm transactions to be defined in a sub-package
  • Moved platformvm genesis management to be defined in a sub-package
  • Moved platformvm state to be defined in a sub-package
  • Standardized platformvm transactions to always be referenced via pointer
  • Moved the platformvm transaction builder to be defined in a sub-package
  • Fixed uptime rounding during node shutdown

Coreth

  • Bumped go-ethereum dependency to v1.10.18
  • Parallelized state sync code fetching

Networking

  • Updated Connected and Disconnected messages to only be sent to chains if the peer is tracking the subnet
  • Updated the minimum TLS version on the p2p network to v1.3
  • Supported context cancellation in the networking rate limiters
  • Added ChitsV2 message format for the p2p network to be used in a future upgrade

Miscellaneous

  • Fixed --public-ip-resolution-frequency invalid overwrite of the resolution service
  • Added additional metrics to distinguish between virtuous and rogue currently processing transactions
  • Suppressed the super cool avalanchego banner when stdout is not directed to a terminal
  • Updated linter version
  • Improved various comments and documentation
  • Standardized primary network handling across subnet maps

This version is backwards compatible to v1.7.0. It is optional, but encouraged.

State Sync

  • Added peer bandwidth tracking to optimize coreth state sync message routing
  • Fixed coreth leaf request handler bug to ensure the handler delivers a valid range proof
  • Removed redundant proof keys from coreth leafs response message format
  • Improved coreth state sync request retry logic
  • Improved coreth state sync handler metrics
  • Improved coreth state sync ETA
  • Added avalanche_{chainID}_handler_async_expired metric

Miscellaneous

  • Fixed platform.getCurrentValidators API to correctly mark a node as connected to itself on subnets.
  • Fixed platform.getBlockchainStatus to correctly report Unknown for blockchains that are not managed by the P-Chain
  • Added process metrics by default in the rpcchainvm#Server
  • Added Database health checks
  • Removed the deprecated Database.Stat call from the rpcdb#Server
  • Added fail fast logic to duplicated Snowman additions to avoid undefined behavior
  • Added additional testing around Snowman diverged voting tests
  • Deprecated --dynamic-update-duration and --dynamic-public-ip CLI flags
  • Added --public-ip-resolution-frequency and --public-ip-resolution-service to replace --dynamic-update-duration and --dynamic-public-ip, respectively

This version is backwards compatible to v1.7.0. It is optional, but encouraged.

State Sync

  • Fixed proposervm state summary acceptance to only accept state summaries with heights higher than the locally last accepted block
  • Fixed proposervm state summary serving to only respond to requests after height indexing has finished
  • Improved C-chain state sync leaf request serving by optimistically reading leaves from snapshot
  • Refactored C-chain state sync block fetching

Networking

  • Reduced default peerlist and accepted frontier gossipping
  • Increased the default at-large outbound buffer size to 32 MiB

Metrics

  • Added leveldb metrics
  • Added process and golang metrics for the avalanchego binary
  • Added available disk space health check
    • Ensured that the disk space will not be fully utilized by shutting down the node if there is a critically low amount of free space remaining
  • Improved C-chain state sync metrics

Performance

  • Added C-chain acceptor queue within core/blockchain.go
  • Removed rpcdb locking when committing batches and using iterators
  • Capped C-chain TrieDB dirties cache size during block acceptance to reduce commit size at 4096 block interval

Cleanup

  • Refactored the avm to utilize the external txs package
  • Unified platformvm dropped tx handling
  • Clarified snowman child block acceptance calls
  • Fixed small consensus typos
  • Reduced minor duplicated code in consensus
  • Moved the platformvm key factory out of the VM into the test file
  • Removed unused return values from the timeout manager
  • Removed weird json rpc private interface
  • Standardized json imports
  • Added vm factory interface checks

This version is backwards compatible to v1.7.0. It is optional, but encouraged.

The first startup of the C-Chain will cause an increase in CPU and IO usage due to an index update. This index update runs in the background and does not impact restart time.

State Sync

  • Added state syncer engine to facilitate VM state syncing, rather than full historical syncing
  • Added GetStateSummaryFrontier, StateSummaryFrontier, GetAcceptedStateSummary, AcceptedStateSummary as P2P messages
  • Updated Ancestors message specification to expect an empty response if the container is unknown
  • Added --state-sync-ips and --state-sync-ids flags to allow manual overrides of which nodes to query for accepted state summaries
  • Updated networking library to permanently track all manually tracked peers, rather than just beacons
  • Added state sync support to the metervm
  • Added state sync support to the proposervm
  • Added state sync support to the rpcchainvm
  • Added beta state sync support to coreth

ProposerVM

  • Prevented rejected blocks from overwriting the proposervm height index
  • Optimized proposervm block rewind to utilize the height index if available
  • Ensured proposervm height index is marked as repaired in Initialize if it is fully repaired on startup
  • Removed --reset-proposervm-height-index. The height index will be reset upon first restart
  • Optimized proposervm height index resetting to periodically flush deletions

Bug Fixes

  • Fixed IPC message issuance and restructured consensus event callbacks to be checked at compile time
  • Fixed coreth metrics initialization
  • Fixed bootstrapping startup logic to correctly startup if initially connected to enough stake
  • Fixed coreth panic during metrics collection
  • Fixed panic on concurrent map read/write in P-chain wallet SDK
  • Fixed rpcchainvm panic by sanitizing http response codes
  • Fixed incorrect JSON tag on platformvm.BaseTx
  • Fixed AppRequest, AppResponse, and AppGossip stringers used in logging

API/Client

  • Supported client implementations pointing to non-standard URIs
  • Introduced ids.NodeID type to standardize logging and simplify API service and client implementations
  • Changed client implementations to use standard types rather than strings wherever possible
  • Added subnetID as an argument to platform.getTotalStake
  • Added connected to the subnet validators in responses to platform.getCurrentValidators and platform.getPendingValidators
  • Add missing admin API client methods
  • Improved indexer API client implementation to avoid encoding edge cases

Networking

  • Added --snow-mixed-query-num-push-vdr and --snow-mixed-query-num-push-non-vdr to allow parameterization of sending push queries
    • By default, non-validators now send only pull queries, not push queries.
    • By default, validators now send both pull queries and push queries upon inserting a container into consensus. Previously, nodes sent only push queries.
  • Added metrics to track the amount of over gossipping of peerlist messages
  • Added custom message queueing support to outbound Peer messages
  • Reused Ping messages to avoid needless memory allocations

Logging

  • Replaced AvalancheGo's internal logger with uber-go/zap.
  • Replaced AvalancheGo's log rotation with lumberjack.
  • Renamed log-display-highlight to log-format and added json option.
  • Added log-rotater-max-size, log-rotater-max-files, log-rotater-max-age, log-rotater-compress-enabled options for log rotation.

Miscellaneous

  • Added --data-dir flag to easily move all default file locations to a custom location
  • Standardized RPC specification of timestamp fields
  • Logged health checks whenever a failing health check is queried
  • Added callback support for the validator set manager
  • Increased coreth trie tip buffer size to 32
  • Added CPU usage metrics for AvalancheGo and all sub-processes
  • Added Disk IO usage metrics for AvalancheGo and all sub-processes

Cleanup

  • Refactored easily separable platformvm files into separate smaller packages
  • Simplified default version parsing
  • Fixed various typos
  • Converted some structs to interfaces to better support mocked testing
  • Refactored IP utils

Documentation

  • Increased recommended disk size to 1 TB
  • Updated issue template
  • Documented additional snowman.Block invariants

This version is backwards compatible to v1.7.0. It is optional, but encouraged.

Networking

  • Improved vertex and block gossiping for validators with low stake weight.
  • Added peers metric by subnet.
  • Added percentage of stake connected metric by subnet.

APIs

  • Added support for specifying additional headers and query params in the RPC client implementations.
  • Added static API clients for the platformvm and the avm.

PlatformVM

  • Introduced time based windowing of accepted P-chain block heights to ensure that local networks update the proposer list timely in the proposervm.
  • Improved selection of decision transactions from the mempool.

RPCChainVM

  • Increased buf version to v1.3.1.
  • Migrated all proto definitions to a dedicated /proto folder.
  • Removed the dependency on the non-standard grpc broker to better support other language implementations.
  • Added grpc metrics.
  • Added grpc server health checks.

Coreth

  • Fixed a bug where a deadlock on shutdown caused historical re-generation on restart.
  • Added an API endpoint to fetch the current VM Config.
  • Added AvalancheGo custom log formatting to the logs.
  • Removed support for the JS Tracer.

Logging

  • Added piping of subnet logs to stdout.
  • Lazily initialized logs to avoid opening files that are never written to.
  • Added support for arbitrarily deleted log files while avalanchego is running.
  • Removed redundant logging configs.

Miscellaneous

  • Updated minimum go version to v1.17.9.
  • Added subnet bootstrapping health checks.
  • Supported multiple tags per codec instantiation.
  • Added minor fail-fast optimization to string packing.
  • Removed dead code.
  • Fixed typos.
  • Simplified consensus engine Shutdown notification dispatching.
  • Removed Sleep call in the inbound connection throttler.

This version is backwards compatible to v1.7.0. It is optional, but encouraged.

Updates

  • Improved subnet gossip to only send messages to nodes participating in that subnet.
  • Fixed inlined VM initialization to correctly register static APIs.
  • Added logging for file descriptor limit errors.
  • Removed dead code from network packer.
  • Improved logging of invalid hash length errors.

This version is backwards compatible to v1.7.0. It is optional, but encouraged.

Networking

  • Fixed duplicate reference decrease when closing a peer.
  • Freed allocated message buffers immediately after sending.
  • Added --network-peer-read-buffer-size and --network-peer-write-buffer-size config options.
  • Moved peer IP signature verification to enable concurrent verifications.
  • Reduced the number of connection flushes when sending messages.
  • Canceled outbound connection requests on shutdown.
  • Reused dialer across multiple outbound connections.
  • Exported NewTestNetwork for easier external testing.

Coreth

  • Reduced log level of snapshot regeneration logs.
  • Enabled atomic tx replacement with higher gas fees.
  • Parallelized trie index re-generation.

Miscellaneous

  • Fixed incorrect BlockchainID usage in the X-chain ImportTx builder.
  • Fixed incorrect OutputOwners in the P-chain ImportTx builder.
  • Improved FD limit error logging and warnings.
  • Rounded bootstrapping ETAs to the nearest second.
  • Added gossip config support to the subnet configs.
  • Optimized various queue removals for improved memory freeing.
  • Added a basic X-chain E2E usage test to the new testing framework.

This version is backwards compatible to v1.7.0. It is optional, but encouraged.

Networking

  • Refactored the networking library to track potential peers by nodeID rather than IP.
  • Separated peer connections from the mesh network implementation to simplify testing.
  • Fixed duplicate Connected messages bug.
  • Supported establishing outbound connections with peers reporting different inbound and outbound IPs.

Database

  • Disabled seek compaction in leveldb by default.

GRPC

  • Increased protocol version, this requires all plugin definitions to update their communication dependencies.
  • Merged services to be served using the same server when possible.
  • Implemented a fast path for simple HTTP requests.
  • Removed duplicated message definitions.
  • Improved error reporting around invalid plugins.

Coreth

  • Optimized FeeHistory API.
  • Added protection to prevent accidental corruption of archival node trie index.
  • Added capability to restore complete trie index on best effort basis.
  • Rounded up fastcache sizes to utilize all mmap'd memory in chunks of 64MB.

Configs

  • Removed --inbound-connection-throttling-max-recent
  • Renamed --network-peer-list-size to --network-peer-list-num-validator-ips
  • Removed --network-peer-list-gossip-size
  • Removed --network-peer-list-staker-gossip-fraction
  • Added --network-peer-list-validator-gossip-size
  • Added --network-peer-list-non-validator-gossip-size
  • Removed --network-get-version-timeout
  • Removed --benchlist-peer-summary-enabled
  • Removed --peer-alias-timeout

Miscellaneous

  • Fixed error reporting when making Avalanche chains that did not manually specify a primary alias.
  • Added beacon utils for easier programmatic handling of beacon nodes.
  • Resolved the default log directory on initialization to avoid additional error handling.
  • Added support to the chain state module to specify an arbitrary new accepted block.

This version is backwards compatible to v1.7.0. It is optional, but encouraged.

Consensus

  • Introduced a new vertex type to support future Avalanche based network upgrades.
  • Added pending message metrics to the chain message queues.
  • Refactored event dispatchers to simplify dependencies and remove dead code.

PlatformVM

  • Added json encoding option to the platform.getTx call.
  • Added platform.getBlock API.
  • Cleaned up block building logic to be more modular and testable.

Coreth

  • Increased FeeHistory maximum historical limit to improve MetaMask UI on the C-Chain.
  • Enabled chain state metrics.
  • Migrated go-ethereum v1.10.16 changes.

Miscellaneous

  • Added the ability to load new VM plugins dynamically.
  • Implemented X-chain + P-chain wallet that can be used to build and sign transactions. Without providing a full node private keys.
  • Integrated e2e testing to the repo to avoid maintaining multiple synced repos.
  • Fixed proposervm height indexing check to correctly mark the indexer as repaired.
  • Introduced message throttling overrides to be used in future improvements to reliably send messages.
  • Introduced a cap on the client specified request deadline.
  • Increased the default leveldb open files limit to 1024.
  • Documented the leveldb configurations.
  • Extended chain shutdown timeout.
  • Performed various cleanup passes.

This version is backwards compatible to v1.7.0. It is optional, but encouraged.

Consensus

  • Added asynchronous processing of App.* messages.
  • Added height indexing support to the proposervm and rpcchainvm. If a node is updated to >=v1.7.5 and then downgraded to <v1.7.5, the user must enable the --reset-proposervm-height-index=true flag to ensure the proposervm height index is correctly updated going forward.
  • Fixed bootstrapping job counter initialization that could cause negative ETAs to be reported.
  • Fixed incorrect processing check that could log incorrect information.
  • Removed incorrect warning logs.

Miscellaneous

  • Added tracked subnets to be reported in calls to the info.peers API.
  • Updated gRPC implementations to use buf tooling and standardized naming and locations.
  • Added a consistent hashing implementation to be used in future improvements.
  • Fixed database iteration invariants to report ErrClosed rather than silently exiting.
  • Added additional sanity checks to prevent users from incorrectly configuring their node.
  • Updated log timestamps to include milliseconds.

Coreth

  • Added beta support for offline pruning.
  • Refactored peer networking layer.
  • Enabled cheap metrics by default.
  • Marked RPC call metrics as expensive.
  • Added Abigen support for native asset call precompile.
  • Fixed bug in BLOCKHASH opcode during traceBlock.
  • Fixed bug in handling updated chain config on startup.

This version is backwards compatible to v1.7.0. It is optional, but encouraged.

The first startup of the C-Chain will take a few minutes longer due to an index update.

Consensus

  • Removed deprecated Snowstorm consensus implementation that no longer aligned with the updated specification.
  • Updated bootstrapping logs to no longer reset counters after a node restart.
  • Added bootstrapping ETAs for fetching Snowman blocks and executing operations.
  • Renamed the MultiPut message to the Ancestors message to match other message naming conventions.
  • Introduced Whitelist conflicts into the Snowstorm specification that will be used in future X-chain improvements.
  • Refactored the separation between the Bootstrapping engine and the Consensus engine to support Fast-Sync.

Coreth

  • Added an index mapping height to the list of accepted atomic operations at that height in a trie. Generating this index will cause the node to take a few minutes longer to startup the C-Chain for the first restart.
  • Updated Geth dependency to v1.10.15.
  • Updated networkID to match chainID.

VMs

  • Refactored platformvm rewards calculations to enable usage from an external library.
  • Fixed platformvm and avm UTXO fetching to not re-iterate the UTXO set if no UTXOs are fetched.
  • Refactored platformvm status definitions.
  • Added support for multiple address balance lookups in the platformvm.
  • Refactored platformvm and avm keystore users to reuse similar code.

RPCChainVM

  • Returned a 500 InternalServerError if an unexpected gRPC error occurs during the handling of an HTTP request to a plugin.
  • Updated gRPC server's max message size to enable responses larger than 4MiB from the plugin's handling of an HTTP request.

Configs

  • Added --stake-max-consumption-rate which defaults to 120,000.
  • Added --stake-min-consumption-rate which defaults to 100,000.
  • Added --stake-supply-cap which defaults to 720,000,000,000,000,000 nAVAX.
  • Renamed --bootstrap-multiput-max-containers-sent to --bootstrap-ancestors-max-containers-sent.
  • Renamed --bootstrap-multiput-max-containers-received to --bootstrap-ancestors-max-containers-received.
  • Enforced that --staking-enabled=false can not be specified on public networks (Fuji and Mainnet).

Metrics

  • All multi_put metrics were converted to ancestors metrics.

Miscellaneous

  • Improved corruptabledb error reporting by tracking the first reported error.
  • Updated CPU tracking to use the proper EWMA tracker rather than a linear approximation.
  • Separated health checks into readiness, healthiness, and liveness checks to support more fine-grained monitoring.
  • Refactored API client utilities to use a Context rather than an explicit timeout.

This version is backwards compatible to v1.7.0. It is optional, but encouraged.

Consensus

  • Introduced a notion of vertex conflicts that will be used in future X-chain improvements.

Coreth

  • Added an index mapping height to the list of accepted atomic transactions at that height. Generating this index will cause the node to take approximately 2 minutes longer to startup the C-Chain for the first restart.
  • Fixed bug in base fee estimation API that impacted custom defined networks.
  • Decreased minimum transaction re-gossiping interval from 1s to 500ms.
  • Removed websocket handler from the static vm APIs.

Database

  • Reduced lock contention in prefixDBs.

Networking

  • Increase the gossip size from 6 to 10 validators.
  • Prioritized Connected and Disconnected messages in the message handler.

Miscellaneous

  • Notified VMs of peer versions on Connected.
  • Fixed acceptance broadcasting over IPC.
  • Fixed 32-bit architecture builds for AvalancheGo (not Coreth).

This version is backwards compatible to v1.7.0. It is optional, but encouraged.

Coreth

  • Fixed memory leak in the estimate gas API.
  • Reduced the default RPC gas limit to 50,000,000 gas.
  • Improved RPC logging.
  • Removed pre-AP5 legacy code.

PlatformVM

  • Optimized validator set change calculations.
  • Removed storage of non-decided blocks.
  • Simplified error handling.
  • Removed pre-AP5 legacy code.

Networking

  • Explicitly fail requests with responses that failed to be parsed.
  • Removed pre-AP5 legacy code.

Configs

  • Introduced the ability for a delayed graceful node shutdown.
  • Added the ability to take all configs as environment variables for containerized deployments.

Utils

  • Fixed panic bug in logging library when importing from external projects.

This update is backwards compatible with v1.7.0. Please see the expected update times in the v1.7.0 release.

Coreth

  • Reduced fee estimate volatility.

Consensus

  • Fixed vote bubbling for unverified block chits.

This upgrade adds support for issuing multiple atomic transactions into a single block and directly transferring assets between the P-chain and the C-chain.

The changes in the upgrade go into effect at 1 PM EST, December 2nd 2021 on Mainnet. One should upgrade their node before the changes go into effect, otherwise they may experience loss of uptime.

All nodes should upgrade before 1 PM EST, December 2nd 2021.

Networking

  • Added peer uptime reports as metrics.
  • Removed IP rate limiting over local networks.

PlatformVM

  • Enabled AtomicTxs to be issued into StandardBlocks and deprecated AtomicBlocks.
  • Added the ability to export/import AVAX to/from the C-chain.

Coreth

  • Enabled multiple AtomicTxs to be issued per block.
  • Added the ability to export/import AVAX to/from the P-chain.
  • Updated dynamic fee calculations.

ProposerVM

  • Removed storage of undecided blocks.

RPCChainVM

  • Added support for metrics to be reported by plugin VMs.

Configs

  • Removed --snow-epoch-first-transition and snow-epoch-duration as command line arguments.

This version is backwards compatible to v1.6.0. It is optional, but encouraged.

Bootstrapping

  • Drop inbound messages to a chain if that chain is in the execution phase of bootstrapping.
  • Print beacon nodeIDs upon failure to connect to them.

Metrics

  • Added avalanche_{ChainID}_bootstrap_finished, which is 1 if the chain is done bootstrapping, 0 otherwise.

APIs

  • Added info.uptime API call that attempts to report the network's view of the local node.
  • Added observedUptime to each peer's result in info.peers.

Network

  • Added reported uptime to pong messages to be able to better track a local node's uptime as viewed by the network.
  • Refactored request timeout registry to avoid a potential race condition.

This version is backwards compatible to v1.6.0. It is optional, but encouraged.

Config

  • Added flag throttler-inbound-bandwidth-refill-rate, which specifies the max average inbound bandwidth usage of a peer.
  • Added flag throttler-inbound-bandwidth-max-burst-size, which specifies the max inbound bandwidth usage of a peer.

Networking

  • Updated peerlist gossiping to use the same mechanism as other gossip calls.
  • Added inbound message throttling based on recent bandwidth usage.

Metrics

  • Updated avalanche_{ChainID}_handler_gossip_{count,sum} to avalanche_{ChainID}_handler_gossip_request_{count,sum}.
  • Updated avalanche_{ChainID}_lat_get_accepted_{count,sum} to avalanche_{ChainID}_lat_accepted_{count,sum}.
  • Updated avalanche_{ChainID}_lat_get_accepted_frontier_{count,sum} to avalanche_{ChainID}_lat_accepted_frontier_{count,sum}.
  • Updated avalanche_{ChainID}_lat_get_ancestors_{count,sum} to avalanche_{ChainID}_lat_multi_put_{count,sum}.
  • Combined avalanche_{ChainID}_lat_pull_query_{count,sum} and avalanche_{ChainID}_lat_push_query_{count,sum} to avalanche_{ChainID}_lat_chits_{count,sum}.
  • Added avalanche_{ChainID}_app_response_{count,sum}.
  • Added avalanche_network_bandwidth_throttler_inbound_acquire_latency_{count,sum}
  • Added avalanche_network_bandwidth_throttler_inbound_awaiting_acquire
  • Added avalanche_P_vm_votes_won
  • Added avalanche_P_vm_votes_lost

Indexer

  • Added method GetContainerByID to client implementation.
  • Client methods now return []byte rather than string representations of a container.

C-Chain

  • Updated Geth dependency to 1.10.11.
  • Added a new admin API for updating the log level and measuring performance.
  • Added a new --allow-unprotected-txs flag to allow issuance of transactions without EIP-155 replay protection.

Subnet & Custom VMs

  • Ensured that all possible chains are run in --staking-enabled=false networks.

This version is backwards compatible to v1.6.0. It is optional, but encouraged.

Config Options

  • Updated the default value of --inbound-connection-throttling-max-conns-per-sec to 256.
  • Updated the default value of --meter-vms-enabled to true.
  • Updated the default value of --staking-disabled-weight to 100.

Metrics

  • Changed the behavior of avalanche_network_buffer_throttler_inbound_awaiting_acquire to only increment if the message is actually blocking.
  • Changed the behavior of avalanche_network_byte_throttler_inbound_awaiting_acquire to only increment if the message is actually blocking.
  • Added Block/Tx metrics on meterVMs.
    • Added avalanche_{ChainID}_vm_metervm_build_block_err_{count,sum}.
    • Added avalanche_{ChainID}_vm_metervm_parse_block_err_{count,sum}.
    • Added avalanche_{ChainID}_vm_metervm_get_block_err_{count,sum}.
    • Added avalanche_{ChainID}_vm_metervm_verify_{count,sum}.
    • Added avalanche_{ChainID}_vm_metervm_verify_err_{count,sum}.
    • Added avalanche_{ChainID}_vm_metervm_accept_{count,sum}.
    • Added avalanche_{ChainID}_vm_metervm_reject_{count,sum}.
    • Added avalanche_{DAGID}_vm_metervm_parse_tx_err_{count,sum}.
    • Added avalanche_{DAGID}_vm_metervm_get_tx_err_{count,sum}.
    • Added avalanche_{DAGID}_vm_metervm_verify_tx_{count,sum}.
    • Added avalanche_{DAGID}_vm_metervm_verify_tx_err_{count,sum}.
    • Added avalanche_{DAGID}_vm_metervm_accept_{count,sum}.
    • Added avalanche_{DAGID}_vm_metervm_reject_{count,sum}.

Coreth

  • Applied callTracer fault handling fix.
  • Initialized multicoin functions in the runtime environment.

ProposerVM

  • Updated block Delay in --staking-enabled=false networks to be 0.