add macvlan cni to kubespray (#4901)

* add macvlan cni to kubespray

* macvlan: lint yaml files and fix sample config file

* macvlan: add OWNERS file

* add macvlan to README

* macvlan : CI first shoot

* macvlan : CI add full masquerade

* delegate retrive pod cidr to master only

* macvlan: add config for CI

* macvlan: add netchecker deployment

roles/network_plugin/macvlan/files/ifdown-macvlan

@@ -0,0 +1,41 @@
+#!/bin/bash
+#
+# initscripts-macvlan
+# Copyright (C) 2014 Lars Kellogg-Stedman
+# 
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+# 
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+# 
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+. /etc/init.d/functions
+
+cd /etc/sysconfig/network-scripts
+. ./network-functions
+
+[ -f ../network ] && . ../network
+
+CONFIG=${1}
+
+need_config ${CONFIG}
+
+source_config
+
+OTHERSCRIPT="/etc/sysconfig/network-scripts/ifdown-${REAL_DEVICETYPE}"
+
+if [ ! -x ${OTHERSCRIPT} ]; then
+	OTHERSCRIPT="/etc/sysconfig/network-scripts/ifdown-eth"
+fi
+
+${OTHERSCRIPT} ${CONFIG}
+
+ip link del ${DEVICE} type ${TYPE:-macvlan}
+