From 5520b81551bbb1e89ac8686b2aaf7d11b8401d98 Mon Sep 17 00:00:00 2001
From: chrislu <chris.lu@gmail.com>
Date: Fri, 10 Feb 2023 12:30:53 -0800
Subject: [PATCH] add some error messages for args

related to https://github.com/seaweedfs/seaweedfs/issues/4115
---
 weed/shell/command_volume_unmount.go | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/weed/shell/command_volume_unmount.go b/weed/shell/command_volume_unmount.go
index 7a649bb0e..3e0a768d5 100644
--- a/weed/shell/command_volume_unmount.go
+++ b/weed/shell/command_volume_unmount.go
@@ -41,6 +41,12 @@ func (c *commandVolumeUnmount) Do(args []string, commandEnv *CommandEnv, writer
 	if err = volUnmountCommand.Parse(args); err != nil {
 		return nil
 	}
+	if *nodeStr == "" {
+		return fmt.Errorf("-node option is required")
+	}
+	if *volumeIdInt == 0 {
+		return fmt.Errorf("-volumeId option is required")
+	}
 
 	if err = commandEnv.confirmIsLocked(args); err != nil {
 		return