Fixes:Openstack HA , EVIP user parameter is not set after upgrade fro…

…m 2.11 to 2.20

Adding EVIP parameter which was introduced in 2.2 for the
parameters passed to the cmon monitor script. Adding the parameter
in the upgrade path as well.

Change-Id: I6ffb1f4046a42cc8957532b501c369ec1ffd1c8d
ClosesBug: 1452483

contrail_provisioning/openstack/upgrade.py

@@ -53,6 +53,10 @@ def fix_cmon_config(self):
             local("mysql -uroot -p$(cat /etc/contrail/mysql.token) -e 'drop database cmon'")
             local("sed -i '/pidfile=\/var\/run\//c\pidfile=\/var\/run\/cmon\/' /etc/cmon.cnf")
 
+    def fix_cmon_param_file(self):
+        with settings(warn_only=True):
+            local("sed -i '$ a\EVIP=%s' /etc/contrail/ha/cmon_param" % self._args.external_vip)
+
     def upgrade(self):
         self.stop()
         self._upgrade()
@@ -68,6 +72,8 @@ def upgrade(self):
             self._args.from_rel < 2.2 and
             self._args.to_rel >= 2.2):
             self.fix_cmon_config()
+            self.fix_cmon_param_file()
+
         self.restart()