Fix replication checksum transfer (#19906)

Compression will be disabled by default if SSE-C is specified. So we can still honor SSE-C.

internal/crypto/metadata.go

@@ -49,7 +49,7 @@ const (
 	MetaDataEncryptionKey = "X-Minio-Internal-Server-Side-Encryption-S3-Kms-Sealed-Key"
 
 	// MetaSsecCRC is the encrypted checksum of the SSE-C encrypted object.
-	MetaSsecCRC = "X-Minio-Internal-Ssec-Crc"
+	MetaSsecCRC = "X-Minio-Replication-Ssec-Crc"
 
 	// MetaContext is the KMS context provided by a client when encrypting an
 	// object with SSE-KMS. A client may not send a context in which case the

internal/grid/manager.go

@@ -121,7 +121,7 @@ func NewManager(ctx context.Context, o ManagerOptions) (*Manager, error) {
 		})
 	}
 	if !found {
-		return nil, fmt.Errorf("grid: local host not found")
+		return nil, fmt.Errorf("grid: local host (%s) not found in cluster setup", o.Local)
 	}
 
 	return m, nil