Files
s3/weed/storage/needle/needle_read_tail_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

54 lines
1.6 KiB
Go

package needle
import (
"testing"
. "github.com/seaweedfs/seaweedfs/weed/storage/types"
"github.com/seaweedfs/seaweedfs/weed/util"
)
// .dat files written by volume server versions prior to 3.09 (before commit
// 056c480eb) store the needle checksum using the legacy CRC.Value() transform.
// Reads of such needles must still verify after an upgrade.
func TestReadNeedleTailLegacyChecksum(t *testing.T) {
data := []byte("hello seaweed")
rawChecksum := NewCRC(data)
legacyChecksum := rawChecksum.Value()
tail := make([]byte, NeedleChecksumSize+TimestampSize)
util.Uint32toBytes(tail[0:NeedleChecksumSize], legacyChecksum)
n := &Needle{Data: data}
if err := n.readNeedleTail(tail, Version3); err != nil {
t.Fatalf("legacy checksum should verify, got %v", err)
}
if n.Checksum != rawChecksum {
t.Fatalf("expected raw checksum stored, got %x want %x", uint32(n.Checksum), uint32(rawChecksum))
}
}
func TestReadNeedleTailRawChecksum(t *testing.T) {
data := []byte("hello seaweed")
rawChecksum := NewCRC(data)
tail := make([]byte, NeedleChecksumSize+TimestampSize)
util.Uint32toBytes(tail[0:NeedleChecksumSize], uint32(rawChecksum))
n := &Needle{Data: data}
if err := n.readNeedleTail(tail, Version3); err != nil {
t.Fatalf("raw checksum should verify, got %v", err)
}
}
func TestReadNeedleTailCorrupted(t *testing.T) {
data := []byte("hello seaweed")
tail := make([]byte, NeedleChecksumSize+TimestampSize)
util.Uint32toBytes(tail[0:NeedleChecksumSize], 0xdeadbeef)
n := &Needle{Data: data}
if err := n.readNeedleTail(tail, Version3); err == nil {
t.Fatal("expected CRC mismatch error, got nil")
}
}