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Add host-side protocol state seam that derives per-replica execution state from V2 sender/session snapshots and blocks live-tail WAL shipping while an active recovery session is in progress. New file: weed/server/block_protocol_state.go - replicaProtocolExecutionState derived from engine snapshots - LiveEligible=false during active catch-up/rebuild sessions - bindProtocolExecutionPolicy wires policy into BlockVol - syncProtocolExecutionState called after assignments + core events Data plane changes: - WALShipper.Ship() checks liveShippingPolicy before dial/send - BlockVol.SetLiveShippingPolicy persists across shipper group rebuilds - ShipperGroup propagates policy to all shippers Design contract: sw-block/design/v2-protocol-aware-execution.md Scope: WAL-first rollout only. Prevents illegal live-tail delivery during active recovery. Does not change snapshot/build behavior or move backlog. Next wave: bounded WAL catch-up under same contract. Tests: 4 unit/component tests for phase gate behavior, plus bootstrap seam tests that confirmed the two pre-existing bugs locally. 13 files changed, 900 insertions, 69 deletions. Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
sw-block
Private WAL V2 and standalone block-service workspace.
Purpose:
- keep WAL V2 design/prototype work isolated from WAL V1 production code in
weed/storage/blockvol - allow private design notes and experiments to evolve without polluting V1 delivery paths
- keep the future standalone
sw-blockproduct structure clean enough to split into a separate repo later if needed
Suggested layout:
design/: shared V2 design docsprototype/: code prototypes and experiments.private/: private notes, phase development, roadmap, and non-public working material
Repository direction:
- current state:
sw-block/is an isolated workspace insideseaweedfs - likely future state:
sw-blockbecomes a standalone sibling repo/product - design and prototype structure should therefore stay product-oriented and not depend on SeaweedFS-specific paths