[2.2, rev5774] Invalid lshw data after upgrade (both rack controller and nodes)

[Andres Rodriguez]

After upgrade from rev5773 to rev5774, there's an error processing lshw output for the rack controller.

2017-03-02 08:07:57 metadataserver.builtin_scripts.hooks: [error] Invalid lshw data.
Traceback (most recent call last):
  File "/usr/lib/python3/dist-packages/metadataserver/builtin_scripts/hooks.py", line 187, in update_hardware_details
    doc = etree.XML(output)
  File "src/lxml/lxml.etree.pyx", line 3192, in lxml.etree.XML (src/lxml/lxml.etree.c:82678)
  File "src/lxml/parser.pxi", line 1819, in lxml.etree._parseMemoryDocument (src/lxml/lxml.etree.c:124533)
  File "src/lxml/parser.pxi", line 1707, in lxml.etree._parseDoc (src/lxml/lxml.etree.c:123074)
  File "src/lxml/parser.pxi", line 1079, in lxml.etree._BaseParser._parseDoc (src/lxml/lxml.etree.c:117114)
  File "src/lxml/parser.pxi", line 573, in lxml.etree._ParserContext._handleParseResultDoc (src/lxml/lxml.etree.c:110510)
  File "src/lxml/parser.pxi", line 683, in lxml.etree._handleParseResult (src/lxml/lxml.etree.c:112276)
  File "src/lxml/parser.pxi", line 624, in lxml.etree._raiseParseError (src/lxml/lxml.etree.c:111367)
  File "<string>", line None
lxml.etree.XMLSyntaxError: <no detail available>

[Andres Rodriguez (andreserl)]

For machines the error is similar:

==> /var/log/maas/maas.log <==
Mar 2 08:16:45 maas00 maas.tag_processing: [warn] Invalid lshw details: None
Mar 2 08:16:48 maas00 maas.tag_processing: [warn] Invalid lshw details: None
^M

[Blake Rouse (blake-rouse)]

Lee,

Are you 100% sure your processing only the stdout for the commissioning hooks? Seems like that might not be the case.