From c35d71e3da7a84eae94769e005407cf99d1ccb49 Mon Sep 17 00:00:00 2001
From: baude <bbaude@redhat.com>
Date: Mon, 7 Oct 2019 19:11:42 -0500
Subject: catch runc v2 error

when runc returns an error about not being v2 complient, catch the error
and logrus an actionable message for users.

Signed-off-by: baude <bbaude@redhat.com>
---
 libpod/container_internal.go | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'libpod')

diff --git a/libpod/container_internal.go b/libpod/container_internal.go
index a4dcd23be..ac921d737 100644
--- a/libpod/container_internal.go
+++ b/libpod/container_internal.go
@@ -939,6 +939,9 @@ func (c *Container) init(ctx context.Context, retainRetries bool) error {
 
 	// With the spec complete, do an OCI create
 	if err := c.ociRuntime.createContainer(c, nil); err != nil {
+		if strings.Contains(err.Error(), "this version of runc doesn't work on cgroups v2") {
+			logrus.Errorf("oci runtime %q does not support CGroups V2: use system migrate to mitigate", c.ociRuntime.name)
+		}
 		return err
 	}
 
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