[mainline 2709] contrail-schema traceback with route-aggregate config

[Prakash Bailkeri]

<type 'exceptions.AttributeError'>
Python 2.7.6: /usr/bin/python
Wed Feb 3 11:46:45 2016

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/bin/contrail-schema in <module>()
    6
    7 if __name__ == '__main__':
    8 sys.exit(
    9 load_entry_point('schema-transformer==0.1dev', 'console_scripts', 'contrail-schema')()
   10 )
load_entry_point = <function load_entry_point>

 /usr/lib/python2.7/dist-packages/schema_transformer/to_bgp.py in server_main()
  828 def server_main():
  829 cgitb.enable(format='text')
  830 main()
  831 # end server_main
  832
global main = <function main>

 /usr/lib/python2.7/dist-packages/schema_transformer/to_bgp.py in main(args_str='--conf_file /etc/contrail/contrail-schema.conf -... --conf_file /etc/contrail/contrail-database.conf')
  822 _zookeeper_client.master_election(zk_path_pfx + "/schema-transformer",
  823 os.getpid(), run_schema_transformer,
  824 args)
  825 # end main
  826
args = Namespace(admin_password='contrail123', admin_te...r_ip='10.204.216.23:2181', zk_server_port='2181')

 /usr/lib/python2.7/dist-packages/cfgm_common/zkclient.py in master_election(self=<cfgm_common.zkclient.ZookeeperClient object>, path='/schema-transformer', identifier=30274, func=<function run_schema_transformer>, *args=(Namespace(admin_password='contrail123', admin_te...r_ip='10.204.216.23:2181', zk_server_port='2181'),), **kwargs={})
  334 def master_election(self, path, identifier, func, *args, **kwargs):
  335 self._election = self._zk_client.Election(path, identifier)
  336 self._election.run(func, *args, **kwargs)
  337 # end master_election
  338
self = <cfgm_common.zkclient.ZookeeperClient object>
self._election = <kazoo.recipe.election.Election object>
self._election.run = <bound method Election.run of <kazoo.recipe.election.Election object>>
func = <function run_schema_transformer>
args = (Namespace(admin_password='contrail123', admin_te...r_ip='10.204.216.23:2181', zk_server_port='2181'),)
kwargs = {}

 /usr/lib/python2.7/dist-packages/kazoo/recipe/election.py in run(self=<kazoo.recipe.election.Election object>, func=<function run_schema_transformer>, *args=(Namespace(admin_password='contrail123', admin_te...r_ip='10.204.216.23:2181', zk_server_port='2181'),), **kwargs={})
   46 try:
   47 with self.lock:
   48 func(*args, **kwargs)
   49
   50 except CancelledError:
func = <function run_schema_transformer>
args = (Namespace(admin_password='contrail123', admin_te...r_ip='10.204.216.23:2181', zk_server_port='2181'),)
kwargs = {}

 /usr/lib/python2.7/dist-packages/schema_transformer/to_bgp.py in run_schema_transformer(args=Namespace(admin_password='contrail123', admin_te...r_ip='10.204.216.23:2181', zk_server_port='2181'))
  803
  804 global transformer
  805 transformer = SchemaTransformer(args)
  806 gevent.joinall(transformer._vnc_kombu.greenlets())
  807 # end run_schema_transformer
global transformer = None
global SchemaTransformer = <class 'schema_transformer.to_bgp.SchemaTransformer'>
args = Namespace(admin_password='contrail123', admin_te...r_ip='10.204.216.23:2181', zk_server_port='2181')

 /usr/lib/python2.7/dist-packages/schema_transformer/to_bgp.py in __init__(self=<schema_transformer.to_bgp.SchemaTransformer object>, args=Namespace(admin_password='contrail123', admin_te...r_ip='10.204.216.23:2181', zk_server_port='2181'))
  214 DBBaseST._vnc_lib = _vnc_lib
  215 ServiceChain.init()
  216 self.reinit()
  217 # create cpu_info object to send periodic updates
  218 sysinfo_req = False
self = <schema_transformer.to_bgp.SchemaTransformer object>
self.reinit = <bound method SchemaTransformer.reinit of <schema_transformer.to_bgp.SchemaTransformer object>>

 /usr/lib/python2.7/dist-packages/schema_transformer/to_bgp.py in reinit(self=<schema_transformer.to_bgp.SchemaTransformer object>)
  445 gevent.sleep(0.001)
  446 for si in ServiceInstanceST.list_vnc_obj():
  447 si_st = ServiceInstanceST.locate(si.get_fq_name_str(), si)
  448 if si_st is None:
  449 continue
si_st undefined
global ServiceInstanceST = <class 'schema_transformer.config_db.ServiceInstanceST'>
ServiceInstanceST.locate = <bound method __metaclass__.locate of <class 'schema_transformer.config_db.ServiceInstanceST'>>
si = <vnc_api.gen.resource_client.ServiceInstance object>
si.get_fq_name_str = <bound method ServiceInstance.get_fq_name_str of..._api.gen.resource_client.ServiceInstance object>>

 /usr/lib/python2.7/dist-packages/schema_transformer/config_db.py in locate(cls=<class 'schema_transformer.config_db.ServiceInstanceST'>, key=u'default-domain:admin:bailkeri', *args=(<vnc_api.gen.resource_client.ServiceInstance object>,))
   95 @classmethod
   96 def locate(cls, key, *args):
   97 obj = super(DBBaseST, cls).locate(key, *args)
   98 if obj.obj.uuid not in cls._uuid_fq_name_map:
   99 cls._uuid_fq_name_map[obj.obj.uuid] = key
obj undefined
builtinsuper = <type 'super'>
global DBBaseST = <class 'schema_transformer.config_db.DBBaseST'>
cls = <class 'schema_transformer.config_db.ServiceInstanceST'>
).locate = <bound method __metaclass__.locate of <class 'schema_transformer.config_db.ServiceInstanceST'>>
key = u'default-domain:admin:bailkeri'
args = (<vnc_api.gen.resource_client.ServiceInstance object>,)

 /usr/lib/python2.7/dist-packages/cfgm_common/vnc_db.py in locate(cls=<class 'schema_transformer.config_db.ServiceInstanceST'>, key=u'default-domain:admin:bailkeri', *args=(<vnc_api.gen.resource_client.ServiceInstance object>,))
   62 if key not in cls._dict:
   63 try:
   64 obj = cls(key, *args)
   65 cls._dict[key] = obj
   66 return obj
obj undefined
cls = <class 'schema_transformer.config_db.ServiceInstanceST'>
key = u'default-domain:admin:bailkeri'
args = (<vnc_api.gen.resource_client.ServiceInstance object>,)

 /usr/lib/python2.7/dist-packages/schema_transformer/config_db.py in __init__(self=<schema_transformer.config_db.ServiceInstanceST object>, name=u'default-domain:admin:bailkeri', obj=<vnc_api.gen.resource_client.ServiceInstance object>)
 3478 self.routing_policys[':'.join(ref['to'])] = ref['attr']
 3479 for ref in self.obj.get_route_aggregate_back_refs() or []:
 3480 self.route_aggregate[':'.join(ref['to'])] = ref['attr'].interface_type
 3481 self.set_children('port_tuple', self.obj)
 3482 # end __init__
self = <schema_transformer.config_db.ServiceInstanceST object>
self.route_aggregate undefined
ref = {'attr': {u'interface_type': u'right'}, 'href': '', 'to': [u'default-domain', u'default-project', u'left-to-right'], 'uuid': '63f9888b-eb7a-4269-b187-69d1ecaf2117'}
].interface_type undefined
<type 'exceptions.AttributeError'>: 'dict' object has no attribute 'interface_type'
    __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 = ("'dict' object has no attribute 'interface_type'",)
    message = "'dict' object has no attribute 'interface_type'"

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

Traceback (most recent call last):
  File "/usr/bin/contrail-schema", line 9, in <module>
    load_entry_point('schema-transformer==0.1dev', 'console_scripts', 'contrail-schema')()
  File "/usr/lib/python2.7/dist-packages/schema_transformer/to_bgp.py", line 830, in server_main
    main()
  File "/usr/lib/python2.7/dist-packages/schema_transformer/to_bgp.py", line 824, in main
    args)
  File "/usr/lib/python2.7/dist-packages/cfgm_common/zkclient.py", line 336, in master_election
    self._election.run(func, *args, **kwargs)
  File "/usr/lib/python2.7/dist-packages/kazoo/recipe/election.py", line 48, in run
    func(*args, **kwargs)
  File "/usr/lib/python2.7/dist-packages/schema_transformer/to_bgp.py", line 805, in run_schema_transformer
    transformer = SchemaTransformer(args)
  File "/usr/lib/python2.7/dist-packages/schema_transformer/to_bgp.py", line 216, in __init__
    self.reinit()
  File "/usr/lib/python2.7/dist-packages/schema_transformer/to_bgp.py", line 447, in reinit
    si_st = ServiceInstanceST.locate(si.get_fq_name_str(), si)
  File "/usr/lib/python2.7/dist-packages/schema_transformer/config_db.py", line 97, in locate
    obj = super(DBBaseST, cls).locate(key, *args)
  File "/usr/lib/python2.7/dist-packages/cfgm_common/vnc_db.py", line 64, in locate
    obj = cls(key, *args)
  File "/usr/lib/python2.7/dist-packages/schema_transformer/config_db.py", line 3480, in __init__
    self.route_aggregate[':'.join(ref['to'])] = ref['attr'].interface_type
AttributeError: 'dict' object has no attribute 'interface_type'

[OpenContrail Admin (ci-admin-f)]

Review in progress for https://review.opencontrail.org/16847
Submitter: Sachin Bansal (<email address hidden>)

[OpenContrail Admin (ci-admin-f)]

Reviewed: https://review.opencontrail.org/16847
Committed: http://github.org/Juniper/contrail-controller/commit/4e19dcab52e40229cb180e3f3022d507bc4dff12
Submitter: Zuul
Branch: master

commit 4e19dcab52e40229cb180e3f3022d507bc4dff12
Author: Sachin Bansal <email address hidden>
Date: Wed Feb 3 15:41:51 2016 -0800

ref['attr'] is a dict, not an object

Change-Id: I164b019bcb3e0c8a1a643affa8e4295cbe3320da
Closes-Bug: 1541221