hi,
> hi.
>
> I encountered the following errors by the newest ryu.
i'll take a look. thanks.
YAMAMOTO Takashi
>
>> Traceback (most recent call last):
>> File "/usr/local/bin/ryu-manager", line 9, in <module>
>> load_entry_point('ryu==3.6', 'console_scripts', 'ryu-manager')()
>> File "/usr/local/lib/python2.7/dist-packages/ryu/cmd/manager.py", line 73,
>> in main
>> services.extend(app_mgr.instantiate_apps(**contexts))
>> File "/usr/local/lib/python2.7/dist-packages/ryu/base/app_manager.py",
>> line 368, in instantiate_apps
>> self._instantiate(app_name, cls, *args, **kwargs)
>> File "/usr/local/lib/python2.7/dist-packages/ryu/base/app_manager.py",
>> line 350, in _instantiate
>> ofproto_protocol.set_app_supported_versions(cls.OFP_VERSIONS)
>> File
>> "/usr/local/lib/python2.7/dist-packages/ryu/ofproto/ofproto_protocol.py",
>> line 40, in set_app_supported_versions
>> _versions &= set(vers)
>> UnboundLocalError: local variable '_versions' referenced before assignment
>
> is the following patch right?
>
> diff --git a/ryu/ofproto/ofproto_protocol.py b/ryu/ofproto/ofproto_protocol.py
> index cf0495d..3298369 100644
> --- a/ryu/ofproto/ofproto_protocol.py
> +++ b/ryu/ofproto/ofproto_protocol.py
> @@ -37,8 +37,9 @@ _supported_versions = set(_versions.keys())
>
>
> def set_app_supported_versions(vers):
> - _versions &= set(vers)
> - assert _versions, 'No OpenFlow version is available'
> + global _supported_versions
> + _supported_versions &= set(vers)
> + assert _supported_versions, 'No OpenFlow version is available'
>
>
> thanks.
>
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> Take advantage of what the Cloud has to offer - Avoid Common Pitfalls.
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Managing the Performance of Cloud-Based Applications
Take advantage of what the Cloud has to offer - Avoid Common Pitfalls.
Read the Whitepaper.
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