kata-agent: Improve error message.

If the grpc connection check fails we only return the grpc error. To make more clear what failed add more information to the error. Signed-off-by: Jose Carlos Venegas Munoz <[email protected]>
kata-containers · Aug 23, 2018 · 28b299f · 28b299f
1 parent 7ca24d6
commit 28b299f
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/virtcontainers/kata_agent.go b/virtcontainers/kata_agent.go
@@ -1148,8 +1148,12 @@ func (k *kataAgent) disconnect() error {
 	return nil
 }
 
+// check grpc server is serving
 func (k *kataAgent) check() error {
 	_, err := k.sendReq(&grpc.CheckRequest{})
+	if err != nil {
+		err = fmt.Errorf("Failed to check if grpc server is working: %s", err)
+	}
 	return err
 }