Commit Graph
4 Commits
Author SHA1 Message Date
Chris Lu 190ab32cfb vector: weed-vector registers to master; s3 discovers it there (#12146)
* vector: weed-vector registers with the weed master

weed-vector-server --masters holds a KeepConnected stream to the weed
master, the same mechanism filer and s3 use via wdclient — the server
shows up in ListClusterNodes(client_type=vector). Resends registration
and rediscovers on failure.

* vector: s3 discovers weed-vector through the master

With -vectors.grpc unset the vectors gateway resolves one registered
weed-vector via ListClusterNodes on the masters it already derives
from filer config — discovery replaces the static dial for the
single-worker OSS path. The conformance harness registers the engine
to mini's master and drops -vectors.grpc.

* vector: default-fill registration fields

..Default::default() keeps the source compiling against proto variants
that carry extra fields, so the same file works in either tree.

* vector: serve the Vectors API on the main s3 port

The vectors router sits on the main -port listener behind a dispatch
that checks the SigV4 credential scope for /s3vectors/ — no separate
port needed. -port.vectors stays for explicit dedicated-port
deployments; the conformance harness now hits vectors through :8334.

* vector: drop -port.vectors entirely

It was new — no compat to preserve. The main -port listener serves the
API whenever a weed-vector backend is reachable.

* vector: drop -vectors.grpc; discovery is the only locator

weed-vector always registers to master, the gateway always resolves it
through ListClusterNodes — a static address just forks membership.

* vector: binary is weed-vector

Matches the enterprise binary; package and lib names are unchanged.

* vector: review fixes — cluster type, grpc port, lazy resolve, leader hint, advertise

- cluster: register 'vector' as a node type so ListClusterNodes returns
  weed-vector members
- s3: dial masters via ToGrpcAddress (HTTP port + 10000)
- s3: backend resolves lazily through vectorDiscovery — workers joining
  after gateway startup work on first query, and address changes re-dial
- master_client: convert master HTTP addr to grpc +10000, honor http(s)
  scheme, follow the leader hint in KeepConnectedResponse, and
  --advertise covers wildcard/unreachable listen addresses

* vector: no --advertise flag; derive the outbound address

A wildcard listen resolves to the source IP the master sees via a
route lookup, so registration always advertises something reachable
without another flag.

* vector: review fixes — plaintext dispatch, conn leaks, discovery backoff

The two plaintext http servers now serve the vectors dispatch too —
signed s3vectors calls on the main port reach the right router.
discoverVectorWorker closes each master conn and bounds lookups to 5s;
a dead or absent worker no longer re-hits master on every RPC — the
resolver backs off for 5s between rediscovery attempts.

* vector: 1 GiB grpc cap, dead-worker invalidation, CLI rename

Valid PutVectors batches exceed the tonic 4 MiB default — match the
gateway's 1 GiB cap. A replaced worker no longer sticks: any RPC error
resets the cached address and the next call rediscovers through the
master. The core CLI bin renames to weed-vector-cli so the two crates
do not collide on the same output path.

* vector: retry-only-transport reset, periodic re-resolve, cli rename

- reset() takes the failed client and runs only on transport errors —
  an InvalidArgument on a healthy conn no longer interrupts unrelated
  requests, and a concurrent re-resolve wins the race.
- cli() re-resolves once the interval passes even with a live client,
  so a worker that moves addresses is picked up.
- verify.rs spike docs use weed-vector-cli after the bin rename.

* vector: only Unavailable counts as a transport failure

A request deadline or an application error can fire on a healthy
connection — resetting the shared conn on those churned reconnects.
2026-10-28 00:58:31 -07:00
Chris LuandDevin 8379ee9251 vector: snapshot lease + maintenance safety tests (P2) (#12107)
* vector: version-lease helpers + maintenance safety tests

Pinned queries must survive Lance maintenance. maintenance::pin tags the
current dataset version so cleanup refuses to reclaim it; release drops
the tag. Tests prove the P2 gate: a pinned query returns identical hits
across compact_files, a tagged version survives cleanup_old_versions
(error_if_tagged protects it, the non-strict run skips it), and a
missing data file fails the query instead of returning partial hits.

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Co-Authored-By: Devin <158243242+devin-ai-integration[bot]@users.noreply.github.com>

* vector: lease the query's dataset version in the VectorService

query_vectors pins the resolved version with a query tag for the
duration of the RPC and releases it after, so concurrent maintenance
cleanup cannot reclaim the files out from under an in-flight read.

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Co-Authored-By: Devin <158243242+devin-ai-integration[bot]@users.noreply.github.com>

* vector: release the version lease on every query exit path

The lease tag was only released on query_vectors' success path — get_vectors
never released and query_vectors leaked its tag on early returns. pin now
returns a guard whose drop deletes the tag, so every path frees the version.

* vector: unique lease tag names + reap abandoned leases

Nanos-since-epoch tag names can collide across concurrent readers and
processes, so each lease now carries a unique suffix. pin() also drops
query tags older than an hour, since a killed or cancelled request
leaves its lease behind and would otherwise block cleanup forever.

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Co-Authored-By: Devin <158243242+devin-ai-integration[bot]@users.noreply.github.com>

* vector: keep live lease tags + throttle abandoned-lease scans

An expired tag is only reaped once no live lease in this process owns
it, so a query running past LEASE_TTL keeps its pin. Tag scans run at
most once per 60s per dataset instead of on every request.

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Co-Authored-By: Devin <158243242+devin-ai-integration[bot]@users.noreply.github.com>

* vector: answer read-only queries without a version lease

A namespace may hand the server credentials that can read a table but
not update it, so the tag write in pin() fails and the whole query
errors out. try_pin() degrades a denied tag write to an unleased query
instead of failing the request.

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Co-Authored-By: Devin <158243242+devin-ai-integration[bot]@users.noreply.github.com>

* vector: fail a lease whose pinned version is already gone

Cleanup lists tags once at the start, so a tag created mid-cleanup does
not protect the version it names. After the tag lands, pin now verifies
the version still exists and drops the lease when it does not, failing
the read at pin time instead of mid-query.

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Co-Authored-By: Devin <158243242+devin-ai-integration[bot]@users.noreply.github.com>

---------

Co-authored-by: Devin <158243242+devin-ai-integration[bot]@users.noreply.github.com>
2026-10-26 20:11:58 -07:00
Chris LuandDevin 8498ad716b vector: spike CLI, reference-comparison suite, CI (P0 phase 3) (#12098)
* vector: project _distance and _rowid explicitly

Lance warns that a knn projection without _distance will stop
auto-including it; spell both scoring columns out.

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Co-Authored-By: Devin <158243242+devin-ai-integration[bot]@users.noreply.github.com>

* vector: reference-comparison tests

The spike's exit gate: assert the engine's answers equal a bare
scan().nearest() on the same pinned version — over a fresh index, over
unindexed fragments, over a two-segment index after optimize_indices,
and after a delete. A version-pinned handle querying through
maintenance sees only its own version.

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Co-Authored-By: Devin <158243242+devin-ai-integration[bot]@users.noreply.github.com>

* vector: weed-vector spike CLI

describe / coverage / query / get against a namespace-registered table
or a plain dataset URI, so the spike runs against a real SeaweedFS Lance
table bucket and against a local fixture alike. Flag and env names
mirror weed-worker.

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Co-Authored-By: Devin <158243242+devin-ai-integration[bot]@users.noreply.github.com>

* ci: rust-vector-tests workflow

Build and test seaweed-vector in release on pushes and PRs touching it
or its path-dependency trees, mirroring rust-worker-tests.

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Co-Authored-By: Devin <158243242+devin-ai-integration[bot]@users.noreply.github.com>

* vector: derive Serialize for the spike CLI's JSON output

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Co-Authored-By: Devin <158243242+devin-ai-integration[bot]@users.noreply.github.com>

* vector: --postfilter on the spike CLI

Track the Query field rename; the flag stays an explicit opt-out of
prefiltering for comparison runs.

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Co-Authored-By: Devin <158243242+devin-ai-integration[bot]@users.noreply.github.com>

* vector: assert the pinned query's answers

The maintenance test passed even with zero pinned hits: an empty result
satisfies all() trivially. Assert the hit count and compare the pinned
answers against the reference on the pinned handle.

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Co-Authored-By: Devin <158243242+devin-ai-integration[bot]@users.noreply.github.com>

* ci: vector tests also watch plugin.proto

weed-vector-core path-depends on weed-lance-worker, which compiles
weed/pb/plugin.proto through seaweed-worker-core; a proto-only change
would skip these checks and could break this workspace.

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Co-Authored-By: Devin <158243242+devin-ai-integration[bot]@users.noreply.github.com>

* vector: describe prints layout and coverage

The describe doc comment promised the vector layout and index coverage;
print both, and propagate count_rows errors instead of printing 0.

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Co-authored-by: Devin <158243242+devin-ai-integration[bot]@users.noreply.github.com>
2026-10-26 11:48:46 -07:00
Chris LuandDevin 7388d0d4fc vector: seaweed-vector workspace + flat/indexed top-K engine (P0 phase 1) (#12096)
* vector: scaffold the seaweed-vector workspace

Standalone cargo workspace for the vector query engine, mirroring the
seaweed-worker layout: own lockfile, same lint policy, path dependencies
across the two trees since there is no common root manifest.

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Co-Authored-By: Devin <158243242+devin-ai-integration[bot]@users.noreply.github.com>

* vector: resolve a table's vector layout

VectorTable::resolve finds the vector column (explicit name, else the
column named vector, else the sole fixed-size float list), the optional
key column, and the metadata columns a query can project.

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Co-Authored-By: Devin <158243242+devin-ai-integration[bot]@users.noreply.github.com>

* vector: flat and indexed top-k, key lookup

query::flat runs an exact scan (use_index(false)); query::ann lets Lance
split the query between index segments and a flat pass over fragments no
index covers yet, so rows written after the last index build stay
eligible. Both honour a metadata filter and return the raw _distance in
the query's metric.

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Co-Authored-By: Devin <158243242+devin-ai-integration[bot]@users.noreply.github.com>

* vector: reject a non-utf8 or non-identifier key column

An explicit --key-column naming a non-UTF8 field made hits() silently
report row ids as keys, and get() interpolated the name into a SQL
filter verbatim. Require Utf8 at resolve and in hits(), and require a
plain identifier before building the IN predicate.

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Co-Authored-By: Devin <158243242+devin-ai-integration[bot]@users.noreply.github.com>

* vector: fall back to row id on a null key

keys.value() on a null slot fabricates an empty-string key; a row with
no key reports its row id instead, matching the no-key-column case.

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Co-Authored-By: Devin <158243242+devin-ai-integration[bot]@users.noreply.github.com>

* vector: quote the key column in the IN filter

A Utf8 key column named e.g. document-key made the predicate parse as
subtraction, and an identifier interpolated unquoted is injectable.
Backtick-quote it and double its inner backticks; double quotes are
string literals in the filter dialect, not identifiers.

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Co-Authored-By: Devin <158243242+devin-ai-integration[bot]@users.noreply.github.com>

* vector: project only the columns a hit needs

The knn projection pulled every metadata column — including other
vector columns — although Hit returns none of them. Filters still
evaluate off the scan path, so restrict the output to the key and the
scoring columns.

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Co-Authored-By: Devin <158243242+devin-ai-integration[bot]@users.noreply.github.com>

---------

Co-authored-by: Devin <158243242+devin-ai-integration[bot]@users.noreply.github.com>
2026-10-26 10:13:05 -07:00