From 69d95cc847e937b447eba6ea91f4aa8bcecab7f9 Mon Sep 17 00:00:00 2001
From: CrazyMax <crazy-max@users.noreply.github.com>
Date: Thu, 19 May 2022 17:17:28 +0200
Subject: [PATCH] create: warn if instance name already exists as context
 builder

Signed-off-by: CrazyMax <crazy-max@users.noreply.github.com>
---
 commands/create.go | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/commands/create.go b/commands/create.go
index f946b903..2a9c1296 100644
--- a/commands/create.go
+++ b/commands/create.go
@@ -101,6 +101,19 @@ func runCreate(dockerCli command.Cli, in createOptions, args []string) error {
 		}
 	}
 
+	if !in.actionLeave && !in.actionAppend {
+		contexts, err := dockerCli.ContextStore().List()
+		if err != nil {
+			return err
+		}
+		for _, c := range contexts {
+			if c.Name == name {
+				logrus.Warnf("instance name %q already exists as context builder", name)
+				break
+			}
+		}
+	}
+
 	ng, err := txn.NodeGroupByName(name)
 	if err != nil {
 		if os.IsNotExist(errors.Cause(err)) {