Apricot Phase 5 - Patch 6

v1.7.6

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.