schema crash in set_route_target_list ( "next_hop") not defined

[Vedamurthy Joshi]

Build 1.10 5

Looking at the timing, it seems to have crashed while creating a router-gateway setup with public , private vns.

<type 'exceptions.NameError'>
Python 2.7.3: /usr/bin/python
Tue Aug 5 08:23:17 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/python2.7/dist-packages/schema_transformer/to_bgp.py in launch_arc(transformer=<schema_transformer.to_bgp.SchemaTransformer object>, ssrc_mapc=<cfgm_common.ifmap.client.client instance>)
 3425 result = arc_mapc.call('poll', pollreq)
 3426 try:
 3427 transformer.process_poll_result(result)
 3428 except Exception as e:
 3429 cgitb.Hook(
transformer = <schema_transformer.to_bgp.SchemaTransformer object>transformer.process_poll_result = <bound method SchemaTransformer.process_poll_res...ema_transformer.to_bgp.SchemaTransformer object>>
result = '<?xml version="1.0" encoding="UTF-8" standalone=...lResult></ns2:response></ns3:Body></ns3:Envelope>'

 /usr/lib/python2.7/dist-packages/schema_transformer/to_bgp.py in process_poll_result(self=<schema_transformer.to_bgp.SchemaTransformer object>, poll_result_str='<?xml version="1.0" encoding="UTF-8" standalone=...lResult></ns2:response></ns3:Body></ns3:Envelope>')
 3061 result_type.split('Result')[0].title(),
 3062 meta_name, idents, meta, funcname)
 3063 func(idents, meta)
 3064 # end for meta
 3065 # end for result_type
func = <bound method SchemaTransformer.add_route_target...ema_transformer.to_bgp.SchemaTransformer object>>
idents = {'virtual-network': 'default-domain:public:public_vn'}
meta = <Element {http://www.contrailsystems.com/vnc_cfg.xsd}route-target-list>

 /usr/lib/python2.7/dist-packages/schema_transformer/to_bgp.py in add_route_target_list(self=<schema_transformer.to_bgp.SchemaTransformer obje
ct>, idents={'virtual-network': 'default-domain:public:public_vn'}, meta=<Element {http://www.contrailsystems.com/vnc_cfg.xsd}route-target-lis
t>)
 2801 rt_list.build(meta)
 2802 vn = VirtualNetworkST.locate(vn_name)
 2803 vn.set_route_target_list(rt_list)
 2804 self.current_network_set.add(vn_name)
 2805 # end add_route_target_list
vn = <schema_transformer.to_bgp.VirtualNetworkST object>
vn.set_route_target_list = <bound method VirtualNetworkST.set_route_target_...hema_transformer.to_bgp.VirtualNetworkST object>>
rt_list = <vnc_api.gen.resource_xsd.RouteTargetList object>

 /usr/lib/python2.7/dist-packages/schema_transformer/to_bgp.py in set_route_target_list(self=<schema_transformer.to_bgp.VirtualNetworkST object>, rt_list=<vnc_api.gen.resource_xsd.RouteTargetList object>)
  657 import_export='export')
  658 for (prefix, nexthop) in self.route_table.items():
  659 left_ri = self._get_routing_instance_from_route(next_hop)
  660 if left_ri is not None:
  661 left_ri.update_route_target_list(rt_add, rt_del,
left_ri undefined
self = <schema_transformer.to_bgp.VirtualNetworkST object>
self._get_routing_instance_from_route = <bound method VirtualNetworkST._get_routing_inst...hema_transformer.to_bgp.VirtualNetworkST object>>
next_hop undefined
<type 'exceptions.NameError'>: global name 'next_hop' is not defined
    __class__ = <type 'exceptions.NameError'>
    __delattr__ = <method-wrapper '__delattr__' of exceptions.NameError object>
    __dict__ = {}
    __doc__ = 'Name not found globally.'
    __format__ = <built-in method __format__ of exceptions.NameError object>
    __getattribute__ = <method-wrapper '__getattribute__' of exceptions.NameError object>
    __getitem__ = <method-wrapper '__getitem__' of exceptions.NameError object>
    __getslice__ = <method-wrapper '__getslice__' of exceptions.NameError object>
    __hash__ = <method-wrapper '__hash__' of exceptions.NameError object>
    __init__ = <method-wrapper '__init__' of exceptions.NameError object>
    __new__ = <built-in method __new__ of type object>
    __reduce__ = <built-in method __reduce__ of exceptions.NameError object>
    __reduce_ex__ = <built-in method __reduce_ex__ of exceptions.NameError object>
    __repr__ = <method-wrapper '__repr__' of exceptions.NameError object>
    __setattr__ = <method-wrapper '__setattr__' of exceptions.NameError object>
    __setstate__ = <built-in method __setstate__ of exceptions.NameError object>
    __sizeof__ = <built-in method __sizeof__ of exceptions.NameError object>
    __str__ = <method-wrapper '__str__' of exceptions.NameError object>
    __subclasshook__ = <built-in method __subclasshook__ of type object>
    __unicode__ = <built-in method __unicode__ of exceptions.NameError object>
    args = ("global name 'next_hop' is not defined",)
    message = "global name 'next_hop' is not defined"

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/python2.7/dist-packages/schema_transformer/to_bgp.py", line 3427, in launch_arc
    transformer.process_poll_result(result)
  File "/usr/lib/python2.7/dist-packages/schema_transformer/to_bgp.py", line 3063, in process_poll_result
    func(idents, meta)
  File "/usr/lib/python2.7/dist-packages/schema_transformer/to_bgp.py", line 2803, in add_route_target_list
    vn.set_route_target_list(rt_list)
  File "/usr/lib/python2.7/dist-packages/schema_transformer/to_bgp.py", line 659, in set_route_target_list
    left_ri = self._get_routing_instance_from_route(next_hop)
NameError: global name 'next_hop' is not defined

[Vedamurthy Joshi (vedujoshi)]

Logs at http://10.204.216.50/Docs/bugs/1353237

[Sachin Bansal (sbansal)]

https://github.com/Juniper/contrail-controller/commit/87127252ee6105c7bcd8c50a7265a097dd195159

[Nagabhushana R (bhushana)]

please check for mainline commit and update.