Files
seaweedfs/test/plugin_workers
Chris Lu 1f6f473995 refactor(worker): co-locate plugin handlers with their task packages (#9301)
* refactor(worker): co-locate plugin handlers with their task packages

Move every per-task plugin handler from weed/plugin/worker/ into the
matching weed/worker/tasks/<name>/ package, so each task owns its
detection, scheduling, execution, and plugin handler in one place.

Step 0 (within pluginworker, no behavior change): extract shared helpers
that previously lived inside individual handler files into dedicated
files and export the ones now consumed across packages.

  - activity.go: BuildExecutorActivity, BuildDetectorActivity
  - config.go: ReadStringConfig/Double/Int64/Bytes/StringList, MapTaskPriority
  - interval.go: ShouldSkipDetectionByInterval
  - volume_state.go: VolumeState + consts, FilterMetricsByVolumeState/Location
  - collection_filter.go: CollectionFilterMode + consts
  - volume_metrics.go: export CollectVolumeMetricsFromMasters,
    MasterAddressCandidates, FetchVolumeList
  - testing_senders_test.go: shared test stubs

Phase 1: move the per-task plugin handlers (and the iceberg subpackage)
into their task packages.

  weed/plugin/worker/vacuum_handler.go         -> weed/worker/tasks/vacuum/plugin_handler.go
  weed/plugin/worker/ec_balance_handler.go     -> weed/worker/tasks/ec_balance/plugin_handler.go
  weed/plugin/worker/erasure_coding_handler.go -> weed/worker/tasks/erasure_coding/plugin_handler.go
  weed/plugin/worker/volume_balance_handler.go -> weed/worker/tasks/balance/plugin_handler.go
  weed/plugin/worker/iceberg/                   -> weed/worker/tasks/iceberg/

  weed/plugin/worker/handlers/handlers.go now blank-imports all five
  task subpackages so their init() registrations fire.

  weed/command/mini.go and the worker tests construct the handler with
  vacuum.DefaultMaxExecutionConcurrency (the constant moved with the
  vacuum handler).

admin_script remains in weed/plugin/worker/ because there is no
underlying weed/worker/tasks/admin_script/ package to merge with.

* refactor(worker): update test/plugin_workers imports for moved handlers

Three handler constructors moved out of pluginworker into their task
packages — update the integration test files in test/plugin_workers/
to import from the new locations:

  pluginworker.NewVacuumHandler        -> vacuum.NewVacuumHandler
  pluginworker.NewVolumeBalanceHandler -> balance.NewVolumeBalanceHandler
  pluginworker.NewErasureCodingHandler -> erasure_coding.NewErasureCodingHandler

The pluginworker import is kept where the file still uses
pluginworker.WorkerOptions / pluginworker.JobHandler.

* refactor(worker): update test/s3tables iceberg import path

The iceberg subpackage moved from weed/plugin/worker/iceberg/ to
weed/worker/tasks/iceberg/. test/s3tables/maintenance/maintenance_integration_test.go
still imported the old path, breaking S3 Tables / RisingWave / Trino /
Spark / Iceberg-catalog / STS integration test builds.

Mirrors the OSS-side fix needed by every job in the run that
transitively imports test/s3tables/maintenance.

* chore: gofmt PR-touched files

The S3 Tables Format Check job runs `gofmt -l` over weed/s3api/s3tables
and test/s3tables, then fails if anything is unformatted. Files this
PR moved or modified had import-grouping and trailing-spacing issues
introduced by perl-based renames; reformat them with gofmt -w.

Touched files:
  test/plugin_workers/erasure_coding/{detection,execution}_test.go
  test/s3tables/maintenance/maintenance_integration_test.go
  weed/plugin/worker/handlers/handlers.go
  weed/worker/tasks/{balance,ec_balance,erasure_coding,vacuum}/plugin_handler*.go

* refactor(worker): bounds-checked int conversions for plugin config values

CodeQL flagged 18 go/incorrect-integer-conversion warnings on the moved
plugin handler files: results of pluginworker.ReadInt64Config (which
ultimately calls strconv.ParseInt with bit size 64) were being narrowed
to int32/uint32/int without an upper-bound check, so a malicious or
malformed admin/worker config value could overflow the target type.

Add three helpers in weed/plugin/worker/config.go that wrap
ReadInt64Config and clamp out-of-range values back to the caller's
fallback:

  ReadInt32Config (math.MinInt32 .. math.MaxInt32)
  ReadUint32Config (0 .. math.MaxUint32)
  ReadIntConfig    (math.MinInt32 .. math.MaxInt32, platform-portable)

Update each flagged call site in the four moved task packages to use
the bounds-checked helper. For protobuf uint32 fields (volume IDs)
the variable type also becomes uint32, removing the trailing
uint32(volumeID) casts and changing the "missing volume_id" check
from `<= 0` to `== 0`.

Touched files:
  weed/plugin/worker/config.go
  weed/worker/tasks/balance/plugin_handler.go
  weed/worker/tasks/erasure_coding/plugin_handler.go
  weed/worker/tasks/vacuum/plugin_handler.go

* refactor(worker): use ReadIntConfig for clamped derive-worker-config helpers

CodeQL still flagged three call sites where ReadInt64Config was being
narrowed to int after a value-range clamp (max_concurrent_moves <= 50,
batch_size <= 100, min_server_count >= 2). The clamp is correct but
CodeQL's flow analysis didn't recognize the bound, so it flagged them
as unbounded narrowing.

Switch to ReadIntConfig (already int32-bounded by the helper) for
those three sites, drop the now-redundant int64 intermediate variables.

Also drops the now-unused `> math.MaxInt32` clamp in
ec_balance.deriveECBalanceWorkerConfig (the helper covers it).
2026-05-02 18:03:13 -07:00
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