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houseme
1ab66e124c
Close the three test-completeness items in rustfs/backlog#1180 that the earlier hardening (rustfs/rustfs#4726, #4729) left unpinned; the other two of the five (sharded cancel routing, bailout-handle error) already landed in rustfs/uring. - rename_data end-to-end invalidation: drive the real `LocalDisk::rename_data` commit (non-inline part, so `invalidate_part_paths` is non-empty) and assert the destination part descriptor is dropped — not merely `rename_file`/`delete`. Both production `rename_data` call sites share this invalidation, so a "fix one copy, miss the other" regression is now caught. The test is non-vacuous: it seeds the cache, removes the on-disk data dir out of band (the cached fd keeps the old inode alive and clears the path for the directory rename `rename_data` performs), and asserts a read still returns the OLD bytes before the commit — which fails outright if the cache is off, so it cannot pass without a live cache. - FD_CACHE_TTL backstop: an injected short TTL proves the cache self-evicts a descriptor with no explicit invalidation; a static check pins the 5s value. - zero-length read bounds parity on the cache-HIT path: a `length == 0` read past EOF must be rejected identically to the miss path and StdBackend, pinning the #1173 fix against regression. Refactors `FdCache::new` to delegate to a private `with_ttl(ttl)` helper so the TTL backstop can be exercised with a short TTL instead of a multi-second wait. Verified: `cargo test -p rustfs-ecstore` on Linux with real io_uring (seccomp=unconfined, RLIMIT_NOFILE raised, RUSTFS_URING_TESTS_MUST_RUN=1 so a degraded skip fails rather than passing vacuously). Co-authored-by: heihutu <heihutu@gmail.com>