Files
s3/weed/server/filer_grpc_server_recompute_test.go
zooqueen dd74d3e6d6 Replace AGPL MinIO fork with Apache-2.0 SeaweedFS fork; rebrand CLI weed->s3
hanzoai/s3 was an AGPL-3.0 MinIO fork whose network-copyleft blocks embedding
and reselling as a managed service. Replace it wholesale with a fork of
SeaweedFS (github.com/seaweedfs/seaweedfs, Apache-2.0, Go) which ships a
built-in S3 gateway + Filer.

- License: AGPL-3.0 -> Apache-2.0 (upstream LICENSE kept verbatim, incl.
  "Copyright 2025 Chris Lu"); NOTICE added crediting SeaweedFS. No AGPL/BUSL/
  SSPL/GPL or enterprise ("ee") files remain.
- Module: go.mod path set to github.com/hanzoai/s3 with a self-replace
  (replace github.com/seaweedfs/seaweedfs => ./) so the ~1800 internal Go files
  keep their upstream import paths with zero churn. Internal identifiers and
  import paths are intentionally NOT renamed.
- CLI rebrand: the binary is built as `s3` (was `weed`); root usage, per-command
  help/usage/flag strings, shell autocomplete program name, and the product name
  in CLI output now read "Hanzo S3" / `s3`. Users never see `weed`.
  (e.g. `s3 server`, `s3 filer`, `s3 master`, `s3 volume`, `s3 s3`, `s3 mount`.)
- Build: `make` (or `go build -o s3 ./weed`) builds the `s3` binary green;
  `cmd/weed-db` and `cmd/weed-sql` also build; `go vet ./weed/command/` clean.
- README/LLM.md rewritten for Hanzo S3; AGENTS.md/CLAUDE.md symlinks preserved.
- Dropped a 33MB prebuilt Mach-O `stress` binary upstream had committed; `.gitignore`
  updated to ignore the `s3` build output.
2026-06-18 23:41:25 -07:00

141 lines
4.8 KiB
Go

package weed_server
import (
"context"
"testing"
"github.com/seaweedfs/seaweedfs/weed/pb/filer_pb"
)
// RECOMPUTE_LATEST must emit a metadata notification for the pointer it writes.
// Without it the recomputed latest-version pointer lives only in the filer that
// processed the mutation, so peer filers never learn the current version and
// their ListObjects undercount versioned buckets.
func TestRecomputeLatestEmitsPointerUpdateEvent(t *testing.T) {
store := newRenameTestStore()
store.entries["/buckets/b/obj.versions"] = newDirectoryEntry("/buckets/b/obj.versions", 10)
version := newFileEntry("/buckets/b/obj.versions/v_123", 11)
version.Extended = map[string][]byte{"vid": []byte("123")}
store.entries["/buckets/b/obj.versions/v_123"] = version
queue := &captureQueue{}
swapNotificationQueue(t, queue)
server := &FilerServer{filer: newRenameTestFiler(store)}
m := &filer_pb.ObjectMutation{
Type: filer_pb.ObjectMutation_RECOMPUTE_LATEST,
Directory: "/buckets/b",
Name: "obj.versions",
Recompute: &filer_pb.Recompute{
ScanDir: "/buckets/b/obj.versions",
Descending: true,
NameToKey: "latest-file",
CopyExtended: map[string]string{"latest-vid": "vid"},
},
}
if err := server.applyObjectMutation(context.Background(), m, false, nil); err != nil {
t.Fatalf("applyObjectMutation: %v", err)
}
// Pointer is persisted locally.
ptr, err := store.FindEntry(context.Background(), "/buckets/b/obj.versions")
if err != nil {
t.Fatalf("find pointer: %v", err)
}
if got := string(ptr.Extended["latest-vid"]); got != "123" {
t.Fatalf("pointer latest-vid = %q, want 123", got)
}
// ...and it is announced so peers replicate it.
events := queue.snapshot()
if len(events) != 1 {
t.Fatalf("event count = %d, want 1", len(events))
}
e := events[0]
if e.notification.NewEntry == nil || e.notification.NewEntry.Name != "obj.versions" {
t.Fatalf("event new entry = %+v, want obj.versions", e.notification.NewEntry)
}
if got := string(e.notification.NewEntry.Extended["latest-vid"]); got != "123" {
t.Fatalf("event latest-vid = %q, want 123", got)
}
if e.notification.OldEntry != nil && len(e.notification.OldEntry.Extended["latest-vid"]) != 0 {
t.Fatalf("event old entry already had pointer: %+v", e.notification.OldEntry)
}
}
// A pointer flip that demotes the prior latest must announce both the pointer
// update and the demote stamp, so a peer's view of both entries stays correct.
func TestRecomputeLatestDemoteEmitsEvent(t *testing.T) {
store := newRenameTestStore()
pointer := newDirectoryEntry("/buckets/b/obj.versions", 10)
pointer.Extended = map[string][]byte{"latest-file": []byte("v_100"), "latest-vid": []byte("100")}
store.entries["/buckets/b/obj.versions"] = pointer
prior := newFileEntry("/buckets/b/obj.versions/v_100", 11)
prior.Extended = map[string][]byte{"vid": []byte("100")}
store.entries["/buckets/b/obj.versions/v_100"] = prior
latest := newFileEntry("/buckets/b/obj.versions/v_200", 12)
latest.Extended = map[string][]byte{"vid": []byte("200")}
store.entries["/buckets/b/obj.versions/v_200"] = latest
queue := &captureQueue{}
swapNotificationQueue(t, queue)
server := &FilerServer{filer: newRenameTestFiler(store)}
m := &filer_pb.ObjectMutation{
Type: filer_pb.ObjectMutation_RECOMPUTE_LATEST,
Directory: "/buckets/b",
Name: "obj.versions",
Recompute: &filer_pb.Recompute{
ScanDir: "/buckets/b/obj.versions",
Descending: true,
NameToKey: "latest-file",
CopyExtended: map[string]string{"latest-vid": "vid"},
DemoteKey: "noncurrent-since",
DemoteValue: []byte("999"),
},
}
if err := server.applyObjectMutation(context.Background(), m, false, nil); err != nil {
t.Fatalf("applyObjectMutation: %v", err)
}
gotPtr, err := store.FindEntry(context.Background(), "/buckets/b/obj.versions")
if err != nil {
t.Fatalf("find pointer: %v", err)
}
if got := string(gotPtr.Extended["latest-file"]); got != "v_200" {
t.Fatalf("pointer latest-file = %q, want v_200", got)
}
gotPrior, err := store.FindEntry(context.Background(), "/buckets/b/obj.versions/v_100")
if err != nil {
t.Fatalf("find prior: %v", err)
}
if got := string(gotPrior.Extended["noncurrent-since"]); got != "999" {
t.Fatalf("prior noncurrent-since = %q, want 999", got)
}
var sawPointer, sawDemote bool
for _, e := range queue.snapshot() {
if e.notification.NewEntry == nil {
continue
}
switch e.notification.NewEntry.Name {
case "obj.versions":
if string(e.notification.NewEntry.Extended["latest-file"]) == "v_200" {
sawPointer = true
}
case "v_100":
if string(e.notification.NewEntry.Extended["noncurrent-since"]) == "999" {
sawDemote = true
}
}
}
if !sawPointer {
t.Fatalf("missing pointer-flip event: %+v", queue.snapshot())
}
if !sawDemote {
t.Fatalf("missing demote event: %+v", queue.snapshot())
}
}