Restore openstack after ip address changed

Original Controller1: 192.168.1.11, Changed Controller1 IP address: 10.0.0.11

1. Enable mysql and rabbitmq services.

2. Modify rabbitmq and mysql configuration in keystone.conf.

    use puppet to manage it.

3. Restart keystone service.

4. Update keystone endpoints of services.

     a. endpoint-create --service-id=$service-id --publicurl=$puburl --internalurl=$internalurl --adminurl=$adminurl

     b. endpoint-delete $id

5. Modify rabbitmq and mysql configration in other *.conf file.