[Bug 1628761] Re: [2.1] netaddr assumes MAC OUI is ascii

[James Page]

$ rmadison -u debian python-netaddr
python-netaddr | 0.7.7-1         | oldoldstable       | source, all
python-netaddr | 0.7.12-2        | oldstable          | source, all
python-netaddr | 0.7.12-2        | oldstable-kfreebsd | source, all
python-netaddr | 0.7.18-1~bpo8+1 | jessie-backports   | source, all
python-netaddr | 0.7.18-2        | stable             | source, all
python-netaddr | 0.7.18-2        | testing            | source, all
python-netaddr | 0.7.19-1        | unstable           | source, all


** Also affects: python-netaddr (Ubuntu Bionic)
   Importance: Medium
       Status: Triaged

** Also affects: python-netaddr (Ubuntu Xenial)
   Importance: Undecided
       Status: New

** Changed in: python-netaddr (Ubuntu Bionic)
       Status: Triaged => Fix Released

** Changed in: python-netaddr (Ubuntu Xenial)
       Status: New => Triaged

** Changed in: python-netaddr (Ubuntu Xenial)
   Importance: Undecided => Medium

** Also affects: python-netaddr (Ubuntu Zesty)
   Importance: Undecided
       Status: New

** Also affects: python-netaddr (Ubuntu Artful)
   Importance: Undecided
       Status: New

** Changed in: python-netaddr (Ubuntu Zesty)
       Status: New => Triaged

** Changed in: python-netaddr (Ubuntu Artful)
       Status: New => Triaged

** Changed in: python-netaddr (Ubuntu Zesty)
   Importance: Undecided => Medium

** Changed in: python-netaddr (Ubuntu Artful)
   Importance: Undecided => Medium

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https://bugs.launchpad.net/bugs/1628761

Title:
  [2.1] netaddr assumes MAC OUI is ascii

Status in MAAS:
  Fix Released
Status in python-netaddr package in Ubuntu:
  Fix Released
Status in python-netaddr source package in Xenial:
  Triaged
Status in python-netaddr source package in Zesty:
  Triaged
Status in python-netaddr source package in Artful:
  Triaged
Status in python-netaddr source package in Bionic:
  Fix Released

Bug description:
  This causes a traceback when we try to get the MAC organization, as
  follows:

      --- <exception caught here> ---
        File "/usr/lib/python3/dist-packages/twisted/python/threadpool.py", line 246, in inContext
          result = inContext.theWork()
        File "/usr/lib/python3/dist-packages/twisted/python/threadpool.py", line 262, in <lambda>
          inContext.theWork = lambda: context.call(ctx, func, *args, **kw)
        File "/usr/lib/python3/dist-packages/twisted/python/context.py", line 118, in callWithContext
          return self.currentContext().callWithContext(ctx, func, *args, **kw)
        File "/usr/lib/python3/dist-packages/twisted/python/context.py", line 81, in callWithContext
          return func(*args,**kw)
        File "/usr/lib/python3/dist-packages/provisioningserver/utils/twisted.py", line 827, in callInContext
          return func(*args, **kwargs)
        File "/usr/lib/python3/dist-packages/maasserver/utils/orm.py", line 603, in call_within_transaction
          return func_outside_txn(*args, **kwargs)
        File "/usr/lib/python3/dist-packages/maasserver/utils/orm.py", line 422, in retrier
          return func(*args, **kwargs)
        File "/usr/lib/python3.5/contextlib.py", line 30, in inner
          return func(*args, **kwds)
        File "/usr/lib/python3/dist-packages/maasserver/websockets/base.py", line 356, in list
          for obj in objs
        File "/usr/lib/python3/dist-packages/maasserver/websockets/base.py", line 356, in <listcomp>
          for obj in objs
        File "/usr/lib/python3/dist-packages/maasserver/websockets/base.py", line 205, in full_dehydrate
          return self.dehydrate(obj, data, for_list=for_list)
        File "/usr/lib/python3/dist-packages/maasserver/websockets/handlers/discovery.py", line 38, in dehydrate
          data["mac_organization"] = obj.mac_organization
        File "/usr/lib/python3/dist-packages/maasserver/models/discovery.py", line 228, in mac_organization
          return get_mac_organization(str(self.mac_address))
        File "/usr/lib/python3/dist-packages/provisioningserver/utils/network.py", line 817, in get_mac_organization
          return get_eui_organization(EUI(mac))
        File "/usr/lib/python3/dist-packages/provisioningserver/utils/network.py", line 802, in get_eui_organization
          registration = eui.oui.registration()
        File "/usr/lib/python3/dist-packages/netaddr/eui/__init__.py", line 478, in oui
          return OUI(self.value >> 24)
        File "/usr/lib/python3/dist-packages/netaddr/eui/__init__.py", line 97, in __init__
          data = fh.read(size)
        File "/usr/lib/python3.5/encodings/ascii.py", line 26, in decode
          return codecs.ascii_decode(input, self.errors)[0]
      builtins.UnicodeDecodeError: 'ascii' codec can't decode byte 0xc3 in position 2420: ordinal not in range(128)

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