add stop br script

files/stop-br.sh.j2

+#!/bin/bash
+INTERFACE=$1
+scriptRoot={{ansible_user_dir}}/nextgen-router/scripts/$INTERFACE
+set -x
+
+$scriptRoot/pre-down.sh
+if [[ -f "/run/dhclient.$INTERFACE.pid" ]]; then
+  kill $(cat /run/dhclient.$INTERFACE.pid)
+fi
+ip link del dev $INTERFACE
+$scriptRoot/post-down.sh
+
+rm /run/network/ifstate.$INTERFACE
+
+true

network.yaml

@@ -115,6 +115,11 @@
         vars:
           br: '{{item}}'
         with_items: '{{bridges}}'
+      - name: stop br script
+        template:
+          src: ./files/stop-br.sh.j2
+          dest: '{{ansible_user_dir}}/nextgen-router/stop-br.sh'
+          mode: 0755
       - name: dhclient.conf
         become: true
         copy: