From 7fd33b9d65ee7e7370fe8fe119b0218b007f9bfb Mon Sep 17 00:00:00 2001
From: CrazyMax <crazy-max@users.noreply.github.com>
Date: Tue, 22 Feb 2022 23:45:46 +0100
Subject: [PATCH] build: use legacy builder for wcow if not opt-in with a
 builder component

Signed-off-by: CrazyMax <crazy-max@users.noreply.github.com>
---
 cmd/docker/builder.go | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/cmd/docker/builder.go b/cmd/docker/builder.go
index 03d6055b8e57..ce2c975ded7d 100644
--- a/cmd/docker/builder.go
+++ b/cmd/docker/builder.go
@@ -73,6 +73,12 @@ func processBuilder(dockerCli command.Cli, cmd *cobra.Command, args, osargs []st
 		return args, osargs, nil
 	}
 
+	// wcow build command must use the legacy builder
+	// if not opt-in through a builder component
+	if !useBuilder && dockerCli.ServerInfo().OSType == "windows" {
+		return args, osargs, nil
+	}
+
 	if useLegacy {
 		// display warning if not wcow and continue
 		if dockerCli.ServerInfo().OSType != "windows" {