// Persistence layer for IAM subsystem
	store *IAMStoreSys

	// configLoaded will be closed and remain so after first load.
	configLoaded chan struct{}
}

// IAMUserType represents a user type inside MinIO server
type IAMUserType int

const (
	unknownIAMUserType IAMUserType = iota - 1
	regUser
	stsUser
	svcUser
)

// LoadGroup - loads a specific group from storage, and updates the

		}

		written, err := erasure.Decode(ctx, writer, readers, partOffset, partLength, partSize, prefer)
		// Note: we should not be defer'ing the following closeBitrotReaders() call as
		// we are inside a for loop i.e if we use defer, we would accumulate a lot of open files by the time
		// we return from this function.
		closeBitrotReaders(readers)
		if err != nil {

			if oi.DeleteMarker != object.addDeleteMarker {
				t.Fatalf("Expected, marker %t : got %t", object.addDeleteMarker, oi.DeleteMarker)
			}
		}
	}

	// Formulating the result data set to be expected from ListObjects call inside the tests,
	// This will be used in testCases and used for asserting the correctness of ListObjects output in the tests.

	resultCases := []ListObjectsInfo{
		{
			IsTruncated: false,

	// as backup, in-case needing renames().
	if res.OldDataDir != "" {
		if contextCanceled(ctx) {
			return res, ctx.Err()
		}

		// preserve current xl.meta inside the oldDataDir.
		if err = s.writeAll(ctx, dstVolume, pathJoin(dstPath, res.OldDataDir, xlStorageFormatFileBackup), dstBuf, true, skipParent); err != nil {
			if legacyPreserved {