get_messages raises UnsupportedError when removing a unit

[ryan-beisner]

get_messages raises UnsupportedError when removing a unit

https://github.com/juju/amulet/blob/master/amulet/sentry.py#L613

DEBUG:runner:2017-08-18 19:55:04,708 test_901_remove_unit DEBUG: Checking that units correctly clean up after themselves on unit removal...
DEBUG:runner:2017-08-18 19:55:04,709 _configure_services INFO: OpenStackAmuletDeployment:  configure services
DEBUG:runner:2017-08-18 19:57:40,045 _auto_wait_for_status INFO: Waiting for extended status on units...
DEBUG:runner:2017-08-18 19:57:40,046 _auto_wait_for_status DEBUG: Custom extended status wait match: ^Unit is ready and clustered$
DEBUG:runner:2017-08-18 19:57:40,046 _auto_wait_for_status DEBUG: Waiting up to 1200s for extended status on services: ['rabbitmq-server']
DEBUG:runner:2017-08-18 19:57:40,483 _auto_wait_for_status INFO: OK
DEBUG:runner:2017-08-18 19:57:56,091 _auto_wait_for_status INFO: Waiting for extended status on units...
DEBUG:runner:2017-08-18 19:57:56,092 _auto_wait_for_status DEBUG: Custom extended status wait match: ^Unit is ready and clustered$
DEBUG:runner:2017-08-18 19:57:56,092 _auto_wait_for_status DEBUG: Waiting up to 1200s for extended status on services: ['rabbitmq-server']
DEBUG:runner:Traceback (most recent call last):
DEBUG:runner:  File "/tmp/bundletester-a351M_/rabbitmq-server/tests/gate-basic-xenial-newton", line 25, in <module>
DEBUG:runner:    deployment.run_tests()
DEBUG:runner:  File "/tmp/bundletester-a351M_/rabbitmq-server/tests/charmhelpers/contrib/amulet/deployment.py", line 97, in run_tests
DEBUG:runner:    getattr(self, test)()
DEBUG:runner:  File "/tmp/bundletester-a351M_/rabbitmq-server/tests/basic_deployment.py", line 669, in test_901_remove_unit
DEBUG:runner:    u.rmq_wait_for_cluster(self)
DEBUG:runner:  File "/tmp/bundletester-a351M_/rabbitmq-server/tests/charmhelpers/contrib/openstack/amulet/utils.py", line 882, in rmq_wait_for_cluster
DEBUG:runner:    include_only=['rabbitmq-server'])
DEBUG:runner:  File "/tmp/bundletester-a351M_/rabbitmq-server/tests/charmhelpers/contrib/openstack/amulet/deployment.py", line 253, in _auto_wait_for_status
DEBUG:runner:    self.d.sentry.wait_for_messages(service_messages, timeout=timeout)
DEBUG:runner:  File "/var/lib/jenkins/checkout/0/rabbitmq-server/.tox/func27/local/lib/python2.7/site-packages/amulet/sentry.py", line 621, in wait_for_messages
DEBUG:runner:    actual = get_messages(service, status)
DEBUG:runner:  File "/var/lib/jenkins/checkout/0/rabbitmq-server/.tox/func27/local/lib/python2.7/site-packages/amulet/sentry.py", line 613, in get_messages
DEBUG:runner:    raise helpers.UnsupportedError()
DEBUG:runner:amulet.helpers.UnsupportedError
DEBUG:runner:Exit Code: 1
DEBUG:bundletester.utils:Updating JUJU_MODEL: "auto-osci-sv00:admin/auto-osci-sv00" -> ""
DEBUG:bundletester.fetchers:git rev-parse HEAD: 9d9c6c778d0c286802194e2cba4b861450d17920

ERROR: InvocationError: '/var/lib/jenkins/checkout/0/rabbitmq-server/.tox/func27/bin/bundletester -vl DEBUG -r json -o func-results.json --test-pattern gate-* --no-destroy'
___________________________________ summary ____________________________________
ERROR:   func27: commands failed
 ! Amulet test failed.
Model           Controller      Cloud/Region             Version  SLA
auto-osci-sv00  auto-osci-sv00  serverstack/serverstack  2.2.2    unsupported

App              Version       Status  Scale  Charm            Store       Rev  OS      Notes
cinder           9.1.4         active      1  cinder           jujucharms  285  ubuntu  
keystone         10.0.2        active      1  keystone         jujucharms  303  ubuntu  
nrpe                           active      2  nrpe             jujucharms   28  ubuntu  
percona-cluster  5.6.34-26.19  active      1  percona-cluster  jujucharms  265  ubuntu  
rabbitmq-server  3.5.7         active      2  rabbitmq-server  local       151  ubuntu  

Unit                 Workload  Agent      Machine  Public address  Ports                       Message
cinder/5*            active    executing  30       172.17.100.5    8776/tcp                    Unit is ready
keystone/5*          active    idle       31       172.17.100.13   5000/tcp                    Unit is ready
percona-cluster/5*   active    idle       32       172.17.100.8    3306/tcp                    Unit is ready
rabbitmq-server/15   active    idle       33       172.17.100.16   5671/tcp,5672/tcp,5999/tcp  Unit is ready and clustered
  nrpe/31            active    idle                172.17.100.16                               ready
rabbitmq-server/16*  active    idle       34       172.17.100.15   5671/tcp,5672/tcp,5999/tcp  Unit is ready and clustered
  nrpe/29*           active    idle                172.17.100.15                               ready

Machine  State    DNS            Inst id                               Series  AZ    Message
30       started  172.17.100.5   bd1f3f2e-0f0e-4def-92ee-003a0b12c76b  xenial  nova  ACTIVE
31       started  172.17.100.13  d31072ba-dbf6-45ad-903d-53670449e174  xenial  nova  ACTIVE
32       started  172.17.100.8   46661f51-c7b8-41b6-bd44-56d9976f8d06  xenial  nova  ACTIVE
33       started  172.17.100.16  342318bc-2284-4340-a5ba-fb8156891ea2  xenial  nova  ACTIVE
34       started  172.17.100.15  cbc8b04e-8300-4816-bf7c-6e95a5d1dcf9  xenial  nova  ACTIVE
35       started  172.17.100.12  4276d09f-3417-4efb-a586-22fa719cd85b  xenial  nova  ACTIVE

Relation              Provides         Consumes         Type
cluster               cinder           cinder           peer
identity-service      cinder           keystone         regular
shared-db             cinder           percona-cluster  regular
amqp                  cinder           rabbitmq-server  regular
cluster               keystone         keystone         peer
shared-db             keystone         percona-cluster  regular
nrpe-external-master  nrpe             rabbitmq-server  regular
cluster               percona-cluster  percona-cluster  peer
nrpe-external-master  rabbitmq-server  nrpe             subordinate
cluster               rabbitmq-server  rabbitmq-server  peer