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adaf3534fa rust: clippy-clean both crates and adopt the std APIs the 1.91 MSRV allows (#11312)
* rust: apply clippy --fix to both crates

The mechanical part of a clippy sweep: `cargo clippy --all-targets --fix`
on seaweed-volume and the seaweed-worker workspace, hand-reviewed. Both
manifests declare their MSRV (1.91.1 and 1.94.1), so every suggestion
clippy applied is within it: the collapsible_if sites become let chains
(1.88, edition 2024), `% n == 0` becomes is_multiple_of (1.87),
chunks_exact with a constant becomes as_chunks (1.88), repeat().take()
becomes repeat_n (1.82), and io::Error::new(Other, ..) becomes
io::Error::other (1.74). The rest is redundant clones, borrows, casts,
closures and field names.

Nothing here changes behaviour. The three let_and_return sites in
needle_map.rs and store_ec.rs deserve a note: the `let result = ..;
result` shape was a deliberate edition-2021 workaround to drop a redb
guard before the table it borrows. Edition 2024 drops tail-expression
temporaries before locals, which is why clippy now flags it, and the
two comments that described the workaround say so instead.

Manual edits on top of the tool output: the blocks clippy rewrote are
re-indented the way rustfmt lays them out (only those blocks — the
crate is not rustfmt-clean and a whole-crate fmt would bury this diff),
the blank lines let_and_return left behind are removed, and the CRC
legacy_value test compares against a literal worked out from the
original shift formula rather than restating rotate_right.

Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01CjZY429aVU74SLDmo1wiuU

* rust: clear the clippy warnings --fix cannot apply, and say why the rest stay

Hand fixes for the lints clippy only reports. Behaviour is unchanged
throughout; each rewrite is the one clippy names.

- needless_range_loop (7): index loops over shard vectors become
  iterator loops. Where the old code indexed `v[..n]` the new loop
  iterates `v[..n]` so an undersized vector still panics the same way.
- field_reassign_with_default (6): struct literals with `..Default`.
- redundant_pattern_matching (3): `if let Err(_) = guard.check()` becomes
  `.is_err()`, which also releases the read guard at the end of the
  condition instead of at the end of the block.
- manual_strip (2), manual_checked_ops, format_in_format_args,
  redundant_locals, wrong_self_convention (to_vif takes self by value,
  so it is into_vif; CompactEntry is Copy, so to_needle_value takes self).
- type_complexity (2): `OrphanShardLoad` and `RawNeedleEntry` name two
  tuples that were spelled out inline.
- new_without_default: CompactNeedleMap gets a Default that calls new().
- suspicious_open_options: a test helper spells out `.truncate(false)`,
  which is what `.create(true).write(true)` already did.

What stays, and the attribute that says so:

- too_many_arguments (10): `#[expect]` on each function. Folding 8–15
  parameters into a struct is a design change, not a lint fix.
- await_holding_lock / readonly_write_lock: one test holds the store
  write guard across a sleep on purpose, as a barrier that parks the
  copy task at the mount block. `#[expect(.., reason = ..)]` records it.
- module_inception: needle/needle.rs mirrors the Go package layout.

Two lints become crate-wide policy in `[lints.clippy]`, with the reason
next to each: result_large_err, because every RPC path returns
tonic::Status (176 bytes) and boxing it would change every handler
signature; and needless_update, because `..Default::default()` on a
protobuf message literal is what lets a proto gain a field without
touching every constructor (all 11 sites are pb messages). The worker
workspace gets the same table and its members opt in with
`lints.workspace = true`; its generated plugin.rs also allows
large_enum_variant on prost's oneof enums.

Both crates are now clean under `cargo clippy --all-targets -- -D warnings`.

Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01CjZY429aVU74SLDmo1wiuU

* rust volume: use the std APIs the 1.91 MSRV already pays for

The crate declares rust-version 1.91.1, so a few things the code still
worked around are plain std now. All of them come from the 1.85–1.91
release notes; nothing here needs a newer toolchain than the manifest
already requires.

- std::sync::LazyLock (1.80) replaces the lazy_static! block in
  metrics.rs, and the lazy_static dependency goes. Every use site reads
  the same through Deref, so no caller changes.
- Duration::from_mins / from_hours (1.91) replace `from_secs(v * 60)`
  and `from_secs(v * 3600)` in the option parser and the shard-location
  refresh TTLs. One difference for the parser: an absurd count that
  overflows u64 seconds now panics in release builds too, where the
  multiplication used to wrap.
- Result::flatten (1.89) replaces `.and_then(|r| r)` on the replication
  join handle.
- OsStr::display (1.87) replaces `to_string_lossy()` where the name was
  only being formatted; the output is byte-identical.
- `#[allow]` becomes `#[expect]` (1.81) on the suppressions that are
  meant to be permanent, so a suppression that stops being needed
  becomes a warning rather than lingering. Doing that found four that
  already had: dead_code on ChunkManifest, base_name and last_io_error,
  and too_many_arguments on read_from_data_shards, which is down to
  seven parameters. Those attributes are deleted. The three allows that
  depend on cfg (a unix-only mutation, a linux-only field set, a
  profiling-only parameter) stay as allow, because expect would be
  unfulfilled on the other platforms.

Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01CjZY429aVU74SLDmo1wiuU

* ci: add a commented-out clippy step to both Rust workflows

Both crates are warning-free under `cargo clippy --all-targets
-D warnings` now. Whether that becomes a gate is a policy call, so the
step is present but commented out; uncommenting it is the whole change.
The comment points at the `[lints.clippy]` table where crate-wide
exceptions are recorded, so the gate does not become a reason to
sprinkle allows.

Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01CjZY429aVU74SLDmo1wiuU

* rust volume: guard parse_duration against overflow panics

Duration::from_mins/from_hours panic when the count overflows u64
seconds. Use checked_mul so an oversized CLI value falls back to the
parser default instead of crashing volume startup.

---------

Co-authored-by: Claude Fable 5.1 <noreply@anthropic.com>
Co-authored-by: Chris Lu <chris.lu@gmail.com>
2026-09-14 11:29:29 -07:00
Chris Lu 7ebf2ebac3 Build the Rust worker against the protoc that ships with the build (#10881)
* worker: compile plugin.proto with the protoc that ships with the build

seaweed-volume already does this: protoc-bin-vendored carries the binary, so
the build needs no package manager and every build sees the same version. An
explicit PROTOC still wins, which is what lets the lance crates - whose own
build scripts read the same variable - share it.

Claude-Session: https://claude.ai/code/session_01Rkp1Mw5E89Jp6dzJFYiMrm

* ci: point the worker builds at the vendored protoc

The jobs installed protobuf-compiler for lance's build scripts. They read
PROTOC, so pointing it at the binary protoc-bin-vendored already puts in the
registry serves them without a system package - one less apt call on the way
to a release, and the same protoc a developer's build uses.

Claude-Session: https://claude.ai/code/session_01Rkp1Mw5E89Jp6dzJFYiMrm

* docs: say what the worker build needs from protoc

The lance crates' build scripts are the ones that need it, not ours, and they
take the same vendored binary.

Claude-Session: https://claude.ai/code/session_01Rkp1Mw5E89Jp6dzJFYiMrm
2026-08-22 11:34:33 -07:00
Chris Lu cc8364a03e Ship the Rust maintenance worker with the release (#10879)
* worker: name the binary weed-worker

It is the Rust side of `weed worker`, the way weed-volume is the Rust side of
`weed volume`, and lance is the first family of jobs it carries rather than
the only one it ever will. The crate keeps its own name: when a second family
arrives the bin target moves to a crate of its own, under this name.

Claude-Session: https://claude.ai/code/session_01Rkp1Mw5E89Jp6dzJFYiMrm

* docker: ship the Rust maintenance worker in the image

Lance table buckets need a worker that can read the format, and until now the
only way to get one was a Rust toolchain and a cargo build. It now sits at
/usr/bin/weed-worker beside the Rust volume server, reached as
`docker run chrislusf/seaweedfs worker-rust --admin host:23646` — the verb
mirrors volume-rust, so plain `worker` still runs the Go one.

Taken pre-built or not at all: the lance jobs pull in arrow and datafusion, far
too large a tree to compile inside the image build, so an architecture CI did
not build for gets the empty placeholder the entrypoint refuses to exec, the
way the Rust volume server already does.

Claude-Session: https://claude.ai/code/session_01Rkp1Mw5E89Jp6dzJFYiMrm

* ci: build the Rust worker for the container images

The same native cross-compile the volume server uses, so the release, latest
and dev images all carry it on amd64 and arm64. The artifact holds both
binaries now, so it is named for that rather than for the volume server.

Only the release directory each job builds is cached: with a debug profile
beside it the worker's target/ reaches 24GB, against a 10GB cache budget.

Claude-Session: https://claude.ai/code/session_01Rkp1Mw5E89Jp6dzJFYiMrm

* ci: publish Rust worker binaries with the release

Linux amd64 and arm64 only: the worker runs beside the cluster it maintains,
and its dependency tree makes every extra target an expensive build.

Claude-Session: https://claude.ai/code/session_01Rkp1Mw5E89Jp6dzJFYiMrm

* ci: build and test the Rust workers on change

Nothing built seaweed-worker in CI, so the release and the container images
would have been the first place a break showed up. Tests run in release too,
rather than compiling lance, arrow and datafusion again in another profile.

Claude-Session: https://claude.ai/code/session_01Rkp1Mw5E89Jp6dzJFYiMrm

* docs: say how to get a released worker

Neither the image nor the release tarballs were mentioned; a toolchain and a
cargo build read as the only way in.

Claude-Session: https://claude.ai/code/session_01Rkp1Mw5E89Jp6dzJFYiMrm

* ci: install protoc for the Rust worker builds

lance's crates compile their own protos, and unlike seaweed-volume they do not
vendor a protoc to do it with, so every job that builds the worker failed at
lance-encoding's build script.

Claude-Session: https://claude.ai/code/session_01Rkp1Mw5E89Jp6dzJFYiMrm

* ci: do not persist credentials in the worker release checkout

The upload step is handed a token explicitly; a cargo build script should not
find another one sitting in the checkout's git config.

Claude-Session: https://claude.ai/code/session_01Rkp1Mw5E89Jp6dzJFYiMrm

* docker: keep the worker's argument boundaries

Unquoted $@ splits on whitespace and expands globs, so an argument carrying
either arrived as something else.

Claude-Session: https://claude.ai/code/session_01Rkp1Mw5E89Jp6dzJFYiMrm
2026-08-22 10:22:33 -07:00