1 files changed, 30 insertions, 0 deletions
diff --git a/recipes-containers/k3s/k3s/k3s-clean b/recipes-containers/k3s/k3s/k3s-clean
new file mode 100755
index 00000000..8eca918c
--- /dev/null
+++ b/recipes-containers/k3s/k3s/k3s-clean
@@ -0,0 +1,30 @@
+#!/bin/sh -eu
+#
+# Copyright (C) 2020 Axis Communications AB
+#
+# SPDX-License-Identifier: Apache-2.0
+
+do_unmount() {
+	[ $# -eq 2 ] || return
+	local mounts=
+	while read ignore mount ignore; do
+		case $mount in
+			$1/*|$2/*)
+				mounts="$mount $mounts"
+				;;
+		esac
+	done </proc/self/mounts
+	[ -z "$mounts" ] || umount $mounts
+}
+
+do_unmount /run/k3s /var/lib/rancher/k3s
+
+# The lines below come from install.sh's create_killall() function:
+ip link show 2>/dev/null | grep 'master cni0' | while read ignore iface ignore; do
+    iface=${iface%%@*}
+    [ -z "$iface" ] || ip link delete $iface
+done
+
+ip link delete cni0
+ip link delete flannel.1
+rm -rf /var/lib/cni/