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fix: reject object lock preflight read failures

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Return storage read failures before accepting an object overwrite. Keep the null-version and multipart target checks under the destination write lock, and add slow-body, read-fault, legacy-upload and recovery-collision regressions to the Object Lock race gate.

Signed-off-by: Feng Ruohang <rh@vonng.com>
This commit is contained in:
Feng Ruohang
2026-10-14 23:26:53 +08:00
parent 14042b5aab
commit 71a1631f13
3 changed files with 255 additions and 1 deletions
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cmd/bucket-object-lock.go
+6 -1
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@@ -332,7 +332,12 @@ func checkPutObjectLockAllowed(ctx context.Context, rq *http.Request, bucket, ob
}
if opts.VersionID != "" && !replicaTrusted {
if objInfo, err := getObjectInfoFn(ctx, bucket, object, opts); err == nil {
objInfo, err := getObjectInfoFn(ctx, bucket, object, opts)
if err != nil {
if !isErrObjectNotFound(err) && !isErrVersionNotFound(err) && !errors.As(err, &MethodNotAllowed{}) {
return mode, retainDate, legalHold, toAPIErrorCode(ctx, err)
}
} else {
r := objectlock.GetObjectRetentionMeta(objInfo.UserDefined)
t, err := objectlock.UTCNowNTP()
if err != nil {