Merge pull request #4973 from manuelbuil/delete-ip6tables

Remove ip6table rules when cleaning up k3s

install.sh

@@ -673,6 +673,7 @@ ip link delete flannel.1
 ip link delete flannel-v6.1
 rm -rf /var/lib/cni/
 iptables-save | grep -v KUBE- | grep -v CNI- | iptables-restore
+ip6tables-save | grep -v KUBE- | grep -v CNI- | ip6tables-restore
 EOF
     $SUDO chmod 755 ${KILLALL_K3S_SH}
     $SUDO chown root:root ${KILLALL_K3S_SH}

package/rpm/install.sh

@@ -561,8 +561,10 @@ ip link show 2>/dev/null | grep 'master cni0' | while read ignore iface ignore;
 done
 ip link delete cni0
 ip link delete flannel.1
+ip link delete flannel-v6.1
 rm -rf /var/lib/cni/
 iptables-save | grep -v KUBE- | grep -v CNI- | iptables-restore
+ip6tables-save | grep -v KUBE- | grep -v CNI- | ip6tables-restore
 EOF
     $SUDO chmod 755 ${KILLALL_K3S_SH}
     $SUDO chown root:root ${KILLALL_K3S_SH}