Exception due to vmi_obj being None while creating service vm

[Vedamurthy Joshi]

2.0-2397.el6 Ubuntu Icehouse Single node setup

Seen while running parallel sanity tests.

All system logs will be in http://10.204.216.50/Docs/bugs/1382385

<type 'exceptions.AttributeError'>
Python 2.6.6: /usr/bin/python
Fri Oct 17 10:41:22 2014

A problem occurred in a Python script. Here is the sequence of
function calls leading up to the error, in the order they occurred.

 /usr/lib/python2.6/site-packages/svc_monitor/svc_monitor.py in launch_arc(monitor=<svc_monitor.svc_monitor.SvcMonitor object>, ssrc_mapc=<cfgm_common.ifmap.client.client instance>)
  510 pollreq = PollRequest(arc_mapc.get_session_id())
  511 result = arc_mapc.call('poll', pollreq)
  512 monitor.process_poll_result(result)
  513 except exceptions.InvalidSessionID:
  514 cgitb_error_log(monitor)
monitor = <svc_monitor.svc_monitor.SvcMonitor object>
monitor.process_poll_result = <bound method SvcMonitor.process_poll_result of <svc_monitor.svc_monitor.SvcMonitor object>>
result = '<?xml version="1.0" encoding="UTF-8" standalone=...lResult></ns2:response></ns3:Body></ns3:Envelope>'

 /usr/lib/python2.6/site-packages/svc_monitor/svc_monitor.py in process_poll_result(self=<svc_monitor.svc_monitor.SvcMonitor object>, poll_result_str='<?xml version="1.0" encoding="UTF-8" standalone=...lResult></ns2:response></ns3:Body></ns3:Envelope>')
  493 self.logger.log("%s with %s/%s"
  494 % (funcname, meta_name, idents))
  495 func(idents)
  496 # end for meta
  497 # end for result_type
func = <bound method SvcMonitor._addmsg_service_instanc...e of <svc_monitor.svc_monitor.SvcMonitor object>>
idents = {'service-instance': 'default-domain:TestMultiInlineSVC-23847537:multi_sc_trans_0_si-15689723_1', 'service-template': 'default-domain:multi_sc_trans_0_st-46135064'}
 /usr/lib/python2.6/site-packages/svc_monitor/svc_monitor.py in _addmsg_service_instance_service_template(self=<svc_monitor.svc_monitor.SvcMonitor object>, idents={'service-instance': 'default-domain:TestMultiInlineSVC-23847537:multi_sc_trans_0_si-15689723_1', 'service-template': 'default-domain:multi_sc_trans_0_st-46135064'})
  388
  389 #launch VMs
  390 self._create_svc_instance(st_obj, si_obj)
  391 # end _addmsg_service_instance_service_template
  392
self = <svc_monitor.svc_monitor.SvcMonitor object>
self._create_svc_instance = <bound method SvcMonitor._create_svc_instance of <svc_monitor.svc_monitor.SvcMonitor object>>
st_obj = <vnc_api.gen.resource_client.ServiceTemplate object>
si_obj = <vnc_api.gen.resource_client.ServiceInstance object>

 /usr/lib/python2.6/site-packages/svc_monitor/svc_monitor.py in _create_svc_instance(self=<svc_monitor.svc_monitor.SvcMonitor object>, st_obj=<vnc_api.gen.resource_client.ServiceTemplate object>, si_obj=<vnc_api.gen.resource_client.ServiceInstance object>)
  280 virt_type = self._get_virtualization_type(st_props)
  281 if virt_type == 'virtual-machine':
  282 self.vm_manager.create_service(st_obj, si_obj)
  283 elif virt_type == 'network-namespace':
  284 self.netns_manager.create_service(st_obj, si_obj)
self = <svc_monitor.svc_monitor.SvcMonitor object>
self.vm_manager = <svc_monitor.instance_manager.VirtualMachineManager object>
self.vm_manager.create_service = <bound method VirtualMachineManager.create_servi...r.instance_manager.VirtualMachineManager object>>
st_obj = <vnc_api.gen.resource_client.ServiceTemplate object>
si_obj = <vnc_api.gen.resource_client.ServiceInstance object>

 /usr/lib/python2.6/site-packages/svc_monitor/instance_manager.py in create_service(self=<svc_monitor.instance_manager.VirtualMachineManager object>, st_obj=<vnc_api.gen.resource_client.ServiceTemplate object>, si_obj=<vnc_api.gen.resource_client.ServiceInstance object>)
  470 else:
  471 vm = self._create_svc_vm(instance_name, image_name, nics,
  472 flavor, st_obj, si_obj, avail_zone)
  473 if vm is None:
  474 continue
flavor = u'contrail_flavor_2cpu'
st_obj = <vnc_api.gen.resource_client.ServiceTemplate object>
si_obj = <vnc_api.gen.resource_client.ServiceInstance object>
avail_zone = None

 /usr/lib/python2.6/site-packages/svc_monitor/instance_manager.py in _create_svc_vm(self=<svc_monitor.instance_manager.VirtualMachineManager object>, instance_name=u'default-domain__TestMultiInlineSVC-23847537__c5db14e3-7a7e-4bbc-9d27-f2cd1f716db1__1', image_name=u'vsrx-bridge', nics=[{'net-id': u'2aa8f8a4-8a77-4a3e-827b-c5e46fa4eb52', 'shared-ip': False, 'static-route-enable': False, 'static-routes': None, 'type': u'management'}, {'net-id': u'9aa647c8-7738-4a69-86b9-68d73ebed9d3', 'shared-ip': False, 'static-route-enable': False, 'static-routes': None, 'type': u'left'}, {'net-id': u'11e01d31-5ecf-4382-89df-5e6d538cd96c', 'shared-ip': False, 'static-route-enable': False, 'static-routes': None, 'type': u'right'}], flavor_name=u'contrail_flavor_2cpu', st_obj=<vnc_api.gen.resource_client.ServiceTemplate object>, si_obj=<vnc_api.gen.resource_client.ServiceInstance object>, avail_zone=None)
  394 vmi_obj = self._create_svc_vm_port(nic, instance_name,
  395 st_obj, si_obj)
  396 nic_with_port['port-id'] = vmi_obj.get_uuid()
  397 nics_with_port.append(nic_with_port)
  398
nic_with_port = {}
vmi_obj = None
vmi_obj.get_uuid undefined
<type 'exceptions.AttributeError'>: 'NoneType' object has no attribute 'get_uuid'
    __class__ = <type 'exceptions.AttributeError'>
    __delattr__ = <method-wrapper '__delattr__' of exceptions.AttributeError object>
    __dict__ = {}
    __doc__ = 'Attribute not found.'
    __format__ = <built-in method __format__ of exceptions.AttributeError object>
    __getattribute__ = <method-wrapper '__getattribute__' of exceptions.AttributeError object>
    __getitem__ = <method-wrapper '__getitem__' of exceptions.AttributeError object>
    __getslice__ = <method-wrapper '__getslice__' of exceptions.AttributeError object>
    __hash__ = <method-wrapper '__hash__' of exceptions.AttributeError object>
    __init__ = <method-wrapper '__init__' of exceptions.AttributeError object>
    __new__ = <built-in method __new__ of type object>
    __reduce__ = <built-in method __reduce__ of exceptions.AttributeError object>
    __reduce_ex__ = <built-in method __reduce_ex__ of exceptions.AttributeError object>
    __repr__ = <method-wrapper '__repr__' of exceptions.AttributeError object>
    __setattr__ = <method-wrapper '__setattr__' of exceptions.AttributeError object>
    __setstate__ = <built-in method __setstate__ of exceptions.AttributeError object>
    __sizeof__ = <built-in method __sizeof__ of exceptions.AttributeError object>
    __str__ = <method-wrapper '__str__' of exceptions.AttributeError object>
    __subclasshook__ = <built-in method __subclasshook__ of type object>
    __unicode__ = <built-in method __unicode__ of exceptions.AttributeError object>
    args = ("'NoneType' object has no attribute 'get_uuid'",)
    message = "'NoneType' object has no attribute 'get_uuid'"

The above is a description of an error in a Python program. Here is
the original traceback:

Traceback (most recent call last):
  File "/usr/lib/python2.6/site-packages/svc_monitor/svc_monitor.py", line 512, in launch_arc
    monitor.process_poll_result(result)
  File "/usr/lib/python2.6/site-packages/svc_monitor/svc_monitor.py", line 495, in process_poll_result
    func(idents)
  File "/usr/lib/python2.6/site-packages/svc_monitor/svc_monitor.py", line 390, in _addmsg_service_instance_service_template
    self._create_svc_instance(st_obj, si_obj)
  File "/usr/lib/python2.6/site-packages/svc_monitor/svc_monitor.py", line 282, in _create_svc_instance
    self.vm_manager.create_service(st_obj, si_obj)
  File "/usr/lib/python2.6/site-packages/svc_monitor/instance_manager.py", line 472, in create_service
    flavor, st_obj, si_obj, avail_zone)
  File "/usr/lib/python2.6/site-packages/svc_monitor/instance_manager.py", line 396, in _create_svc_vm
    nic_with_port['port-id'] = vmi_obj.get_uuid()
AttributeError: 'NoneType' object has no attribute 'get_uuid'

[Rudra Rugge (rrugge)]

https://github.com/Juniper/contrail-controller/commit/7cd97d2a70e43fa1e3c2300f90bbf051a9099063