http://docs.openstack.org/user-guide/cli_create_and_manage_stacks.html# openstack stack resource list 22d7eb6d-b658-4503-a2b9-3df5504b93cf
+----------------+--------------------------------------+----------------------------+-----------------+---------------------+
| resource_name  | physical_resource_id                 | resource_type              | resource_status | updated_time        |
+----------------+--------------------------------------+----------------------------+-----------------+---------------------+
| cpu_alarm_low  | 4ae01496-c0c7-4ea1-a048-b55dcf8910b1 | OS::Ceilometer::Alarm      | CREATE_COMPLETE | 2016-07-28T04:06:45 |
| asg            | ec1e1dd8-cff1-4ef8-9de1-30e2b4511fa6 | OS::Heat::AutoScalingGroup | UPDATE_COMPLETE | 2016-07-29T03:55:27 |
| scaleup        | 2fbeed42e49d4023b1a00d679c21a51c     | OS::Heat::ScalingPolicy    | CREATE_COMPLETE | 2016-07-28T04:06:45 |
| cpu_alarm_high | 35b4cdc4-485e-446e-a75f-e8ff2c7f478c | OS::Ceilometer::Alarm      | CREATE_COMPLETE | 2016-07-28T04:06:45 |
| scaledown      | b14c306bb147427a9cf7f5238594a387     | OS::Heat::ScalingPolicy    | CREATE_COMPLETE | 2016-07-28T04:06:45 |
+----------------+--------------------------------------+----------------------------+-----------------+---------------------+
ex1)
# heat stack-update -f asg_parameter.yaml asg -P "image=227115cc-9785-4d4e-9c1f-77b3f7181f5c"
ex2)
# openstack stack update --template asg.yaml --parameter "image=7f71e738-e143-4d65-b684-3cca91befef7" 22d7eb6d-b658-4503-a2b9-3df5504b93cf
+---------------------+--------------------------------------+
| Field               | Value                                |
+---------------------+--------------------------------------+
| id                  | 22d7eb6d-b658-4503-a2b9-3df5504b93cf |
| stack_name          | asg                                  |
| description         | not loadbalancer, autoscale          |
| creation_time       | 2016-07-28T04:06:45                  |
| updated_time        | 2016-07-29T04:20:50                  |
| stack_status        | UPDATE_IN_PROGRESS                   |
| stack_status_reason | Stack UPDATE started                 |
+---------------------+--------------------------------------+