exception trying to create volumes when there are none defined

[Angus Salkeld]

heat create wp -f WordPress_Single_Instance_With_HA.template -P "InstanceType=m1.large;DBUsername=wp;DBPassword=verybadpassword;KeyName=heat_key;LinuxDistribution=F17"

Then in the log:

2013-03-05 23:07:54.959 31531 ERROR heat.engine.resource [-] create Instance "WikiDatabase"
2013-03-05 23:07:54.959 31531 TRACE heat.engine.resource Traceback (most recent call last):
2013-03-05 23:07:54.959 31531 TRACE heat.engine.resource File "/home/asalkeld/stack/heat/heat/engine/resource.py", line 303, in create
2013-03-05 23:07:54.959 31531 TRACE heat.engine.resource while not self.check_active():
2013-03-05 23:07:54.959 31531 TRACE heat.engine.resource File "/home/asalkeld/stack/heat/heat/engine/resources/instance.py", line 309, in check_active
2013-03-05 23:07:54.959 31531 TRACE heat.engine.resource self.attach_volumes()
2013-03-05 23:07:54.959 31531 TRACE heat.engine.resource File "/home/asalkeld/stack/heat/heat/engine/resources/instance.py", line 318, in attach_volumes
2013-03-05 23:07:54.959 31531 TRACE heat.engine.resource for vol in self.properties['Volumes']:
2013-03-05 23:07:54.959 31531 TRACE heat.engine.resource TypeError: 'NoneType' object is not iterable
2013-03-05 23:07:54.959 31531 TRACE heat.engine.resource

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: master
Review: https://review.openstack.org/23541

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/23541
Committed: http://github.com/openstack/heat/commit/d817ec2f7f077808e4f6f6e3b797079a7b03cc47
Submitter: Jenkins
Branch: master

commit d817ec2f7f077808e4f6f6e3b797079a7b03cc47
Author: Angus Salkeld <email address hidden>
Date: Tue Mar 5 23:44:54 2013 +1100

    Make sure we have a volumes property before trying to use it

    bug 1146742
    Signed-off-by: Angus Salkeld <email address hidden>
    Change-Id: I2d56af0b07f544642e0527a8300db842d2bc0268