Comment 2 for bug 1017801

juju will detect async if a machine with the group exists that is not known
and kill it. the create path is different. this create/destroy group logic
is subject to change shortly to avoid waits and destroying groups vs. just
clearing the group and proceeding.
-k

On Mon, Jun 25, 2012 at 9:21 PM, Robert Collins
<email address hidden>wrote:

> This is the entire lead-up:
> 2012-06-26 04:08:42,305: juju.ec2@DEBUG: Creating juju machine security
> group juju-devstack-7
> 2012-06-26 04:08:42,531: juju.ec2@DEBUG: Launching with machine spec
> MachineSpec(instance_type='m1.small', image_id='ami-00000004')
> 2012-06-26 04:08:43,289: juju.state.expose@DEBUG: Assigned units for
> machine 7: old=None, new=set(['elasticsearch/0'])
> 2012-06-26 04:08:43,421: juju.state.expose@INFO: No provisioned machine
> for machine 7
> 2012-06-26 04:09:13,687: juju.agents.provision@INFO: Starting machine
> id:7 ...
> 2012-06-26 04:09:13,707: juju.ec2@WARNING: ssl-hostname-verification is
> disabled for this environment
> 2012-06-26 04:09:13,707: juju.ec2@WARNING: EC2 API calls not using secure
> transport
> 2012-06-26 04:09:13,708: juju.ec2@WARNING: S3 API calls not using secure
> transport
> 2012-06-26 04:09:13,708: juju.ec2@WARNING: Ubuntu Cloud Image lookups
> encrypted but not authenticated
> 2012-06-26 04:09:14,063: juju.ec2@DEBUG: Cannot delete security group
> juju-devstack-7: Error Message: An unknown error has occurred. Please try
> your request again.
> 2012-06-26 04:09:14,065: juju.agents.provision@ERROR: Cannot process
> machine 7
> Traceback (most recent call last):
> File "/usr/lib/python2.7/dist-packages/juju/agents/provision.py", line
> 187, in process_machines
> machine_state_id, provider_machines)
> File "/usr/lib/python2.7/dist-packages/twisted/internet/defer.py", line
> 1037, in _inlineCallbacks
> result = result.throwExceptionIntoGenerator(g)
> File "/usr/lib/python2.7/dist-packages/twisted/python/failure.py", line
> 382, in throwExceptionIntoGenerator
> return g.throw(self.type, self.value, self.tb)
> File "/usr/lib/python2.7/dist-packages/juju/agents/provision.py", line
> 228, in process_machine
> {"machine-id": machine_state.id, "constraints": constraints})
> File "/usr/lib/python2.7/dist-packages/twisted/internet/defer.py", line
> 1037, in _inlineCallbacks
> result = result.throwExceptionIntoGenerator(g)
> File "/usr/lib/python2.7/dist-packages/twisted/python/failure.py", line
> 382, in throwExceptionIntoGenerator
> return g.throw(self.type, self.value, self.tb)
> File "/usr/lib/python2.7/dist-packages/juju/providers/common/launch.py",
> line 64, in run
> machines = yield self.start_machine(machine_id, zookeepers)
> File "/usr/lib/python2.7/dist-packages/twisted/internet/defer.py", line
> 1037, in _inlineCallbacks
> result = result.throwExceptionIntoGenerator(g)
> File "/usr/lib/python2.7/dist-packages/twisted/python/failure.py", line
> 382, in throwExceptionIntoGenerator
> return g.throw(self.type, self.value, self.tb)
> File "/usr/lib/python2.7/dist-packages/juju/providers/ec2/launch.py",
> line 42, in start_machine
> security_groups = yield self._ensure_groups(machine_id)
> File "/usr/lib/python2.7/dist-packages/twisted/internet/defer.py", line
> 1037, in _inlineCallbacks
> result = result.throwExceptionIntoGenerator(g)
> File "/usr/lib/python2.7/dist-packages/twisted/python/failure.py", line
> 382, in throwExceptionIntoGenerator
> return g.throw(self.type, self.value, self.tb)
> File "/usr/lib/python2.7/dist-packages/juju/providers/ec2/launch.py",
> line 114, in _ensure_groups
> % (juju_machine_group, e.get_error_messages()))
> ProviderInteractionError: Unexpected EC2Error deleting security group
> juju-devstack-7: An unknown error has occurred. Please try your request
> again.
>
>
> So to me, it looks like calling terminateInstances is needed in there.
>
> --
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> https://bugs.launchpad.net/bugs/1017801
>
> Title:
> juju tries to delete in-use security groups
>
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