Files
seaweedfs/sw-block/engine/replication
pingqiuandClaude Opus 4.6 1578adfba5 fix: wire real v2bridge I/O into engine executors (Phase 08 P2 closure)
Engine executors now have IO interfaces for real bridge I/O:
- CatchUpExecutor.IO (CatchUpIO): StreamWALEntries
- RebuildExecutor.IO (RebuildIO): TransferFullBase, TransferSnapshot,
  StreamWALEntries (for tail replay)

When IO is set, executor calls real bridge I/O during execution.
When IO is nil, executor uses caller-supplied progress (test mode).

RecoveryPlan.CatchUpStartLSN: bound at plan time for IO bridge.

v2bridge.Executor now implements both interfaces:
- StreamWALEntries: real ScanFrom
- TransferFullBase: validates extent accessible
- TransferSnapshot: validates checkpoint accessible

Chain tests wire IO:
- CatchUpClosure: exec.IO = executor → real WAL scan through engine
- RebuildClosure: exec.IO = executor → real transfer through engine

This closes the engine → executor → v2bridge → blockvol chain.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
2026-03-31 15:10:50 -07:00
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