Add statuses

Change-Id: Iaf51a42490f5ae637b1d55e9a8f6577048fc81ad
Reviewed-on: https://chromium-review.googlesource.com/c/rte-services-proto/+/1896364
Reviewed-by: Allen Li <ayatane@chromium.org>
Tested-by: Allen Li <ayatane@chromium.org>
diff --git a/service.proto b/service.proto
index 73c70f1..8f89352 100644
--- a/service.proto
+++ b/service.proto
@@ -16,8 +16,13 @@
 }
 message ProvisionResponse {
   enum Status {
-    Invalid = 0;
-    OK = 1;
+    STATUS_INVALID = 0;
+    STATUS_OK = 1;
+    STATUS_FAIL_DUT_ALREADY_BAD = 2;
+    STATUS_FAIL_DOWNLOAD_IMAGE = 3;
+    STATUS_FAIL_TRANSFER_IMAGE = 4;
+    STATUS_FAIL_WRITE_PARTITIONS = 5;
+    STATUS_FAIL_DUT_GONE_AFTER_REBOOT = 6;
   }
   Status status = 1;
 }