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raft v1.2.0 Release Notes

Release Date: 2020-10-05 // 6 months ago

  • 👌 IMPROVEMENTS

    • ✂ Remove StartAsLeader configuration option [GH-364]
    • 👍 Allow futures to react to Shutdown() to prevent a deadlock with takeSnapshot() [GH-390]
    • Prevent non-voters from becoming eligible for leadership elections [GH-398]
    • ✂ Remove an unneeded io.Copy from snapshot writes [GH-399]
    • ⚠ Log decoded candidate address in duplicate requestVote warning [GH-400]
    • Prevent starting a TCP transport when IP address is nil [GH-403]
    • Reject leadership transfer requests when in candidate state to prevent indefinite blocking while unable to elect a leader [GH-413]
    • ➕ Add labels for metric metadata to reduce cardinality of metric names [GH-409]
    • ➕ Add peers metric [GH-413]

    🐛 BUG FIXES

    • ✅ Make LeaderCh always deliver the latest leadership transition [GH-384]
    • ⚡️ Handle updating an existing peer in startStopReplication [GH-419]

Previous changes from v1.1.2

  • 🔋 FEATURES

    • 👌 Improve FSM apply performance through batching. Implementing the BatchingFSM interface enables this new feature [GH-364]
    • ➕ Add ability to obtain Raft configuration before Raft starts with GetConfiguration [GH-369]

    👌 IMPROVEMENTS

    • ✂ Remove lint violations and add a make rule for running the linter.
    • Replace logger with hclog [GH-360]
    • 🔧 Read latest configuration independently from main loop [GH-379]

    🐛 BUG FIXES

    • Export the leader field in LeaderObservation [GH-357]
    • 🛠 Fix snapshot to not attempt to truncate a negative range [GH-358]
    • Check for shutdown in inmemPipeline before sending RPCs [GH-276]