To update an existing stack from a modified template file, run the following command:
$ heat stack-update mystack --template-file=/path/to/heat/templates/WordPress_Single_Instance_v2.template --parameters="InstanceType=m1.large;DBUsername=wp;DBPassword=verybadpassword;KeyName=heat_key;LinuxDistribution=F17"+--------------------------------------+---------------+-----------------+----------------------+ | id | stack_name | stack_status | creation_time | +--------------------------------------+---------------+-----------------+----------------------+ | 4c712026-dcd5-4664-90b8-0915494c1332 | mystack | UPDATE_COMPLETE | 2013-04-03T23:22:08Z | | 7edc7480-bda5-4e1c-9d5d-f567d3b6a050 | my-otherstack | CREATE_FAILED | 2013-04-03T23:28:20Z | +--------------------------------------+---------------+-----------------+----------------------+
Some resources are updated in-place, while others are replaced with new resources.
