UnicodeDecodeError on openstack secret get

[Eric Harney]

The secret being retrieved here is a Cinder volume encryption key.

$ openstack secret list
+-------------+------+-------------+--------+---------------+-----------+------------+-------------+------+------------+
| Secret href | Name | Created | Status | Content types | Algorithm | Bit length | Secret type | Mode | Expiration |
+-------------+------+-------------+--------+---------------+-----------+------------+-------------+------+------------+
| http://10.1 | None | 2017-07-21T | ACTIVE | {u'default': | aes | 256 | symmetric | None | None |
| 6.148.204:9 | | 13:46:34+00 | | u'application | | | | | |
| 311/v1/secr | | :00 | | /octet- | | | | | |
| ets | | | | stream'} | | | | | |
| /9e9323df- | | | | | | | | | |
| ef5a-414a-9 | | | | | | | | | |
| 074-101eb78 | | | | | | | | | |
| 20ae3 | | | | | | | | | |
+-------------+------+-------------+--------+---------------+-----------+------------+-------------+------+------------+

$ openstack secret get http://10.16.148.204:9311/v1/secrets/9e9323df-ef5a-414a-9074-101eb7820ae3 --pay
load --payload_content_type application/octet-stream --debug
<...snip...>
GET call to key-manager for http://10.16.148.204:9311/v1/secrets/9e9323df-ef5a-414a-9074-101eb7820ae3/payload used request id
 req-16bc8bb8-6373-4cf7-96f9-d74c85b32b87
Response status 200
'utf8' codec can't decode byte 0x82 in position 0: invalid start byte
Traceback (most recent call last):
  File "/usr/lib/python2.7/site-packages/cliff/app.py", line 400, in run_subcommand
    result = cmd.run(parsed_args)
  File "/usr/lib/python2.7/site-packages/cliff/display.py", line 113, in run
    self.produce_output(parsed_args, column_names, data)
  File "/usr/lib/python2.7/site-packages/cliff/show.py", line 49, in produce_output
    parsed_args)
  File "/usr/lib/python2.7/site-packages/cliff/formatters/table.py", line 123, in emit_one
    stdout, x, int(parsed_args.max_width), min_width)
  File "/usr/lib/python2.7/site-packages/cliff/formatters/table.py", line 181, in _assign_max_widths
    first_line = x.get_string().splitlines()[0]
  File "/usr/lib/python2.7/site-packages/prettytable.py", line 987, in get_string
    formatted_rows = self._format_rows(rows, options)
  File "/usr/lib/python2.7/site-packages/prettytable.py", line 942, in _format_rows
    return [self._format_row(row, options) for row in rows]
  File "/usr/lib/python2.7/site-packages/prettytable.py", line 939, in _format_row
    return [self._format_value(field, value) for (field, value) in zip(self._field_names, row)]
  File "/usr/lib/python2.7/site-packages/prettytable.py", line 890, in _format_value
    return self._unicode(value)
  File "/usr/lib/python2.7/site-packages/prettytable.py", line 181, in _unicode
    value = unicode(value, self.encoding, "strict")
  File "/usr/lib64/python2.7/encodings/utf_8.py", line 16, in decode
    return codecs.utf_8_decode(input, errors, True)
UnicodeDecodeError: 'utf8' codec can't decode byte 0x82 in position 0: invalid start byte
clean_up GetSecret: 'utf8' codec can't decode byte 0x82 in position 0: invalid start byte
Traceback (most recent call last):
  File "/usr/lib/python2.7/site-packages/osc_lib/shell.py", line 135, in run
    ret_val = super(OpenStackShell, self).run(argv)
  File "/usr/lib/python2.7/site-packages/cliff/app.py", line 279, in run
    result = self.run_subcommand(remainder)
  File "/usr/lib/python2.7/site-packages/osc_lib/shell.py", line 180, in run_subcommand
    ret_value = super(OpenStackShell, self).run_subcommand(argv)
  File "/usr/lib/python2.7/site-packages/cliff/app.py", line 400, in run_subcommand
    result = cmd.run(parsed_args)
  File "/usr/lib/python2.7/site-packages/cliff/display.py", line 113, in run
    self.produce_output(parsed_args, column_names, data)
  File "/usr/lib/python2.7/site-packages/cliff/show.py", line 49, in produce_output
    parsed_args)
  File "/usr/lib/python2.7/site-packages/cliff/formatters/table.py", line 123, in emit_one
    stdout, x, int(parsed_args.max_width), min_width)
  File "/usr/lib/python2.7/site-packages/cliff/formatters/table.py", line 181, in _assign_max_widths
    first_line = x.get_string().splitlines()[0]
  File "/usr/lib/python2.7/site-packages/prettytable.py", line 987, in get_string
    formatted_rows = self._format_rows(rows, options)
  File "/usr/lib/python2.7/site-packages/prettytable.py", line 942, in _format_rows
    return [self._format_row(row, options) for row in rows]
  File "/usr/lib/python2.7/site-packages/prettytable.py", line 939, in _format_row
    return [self._format_value(field, value) for (field, value) in zip(self._field_names, row)]
  File "/usr/lib/python2.7/site-packages/prettytable.py", line 890, in _format_value
    return self._unicode(value)
  File "/usr/lib/python2.7/site-packages/prettytable.py", line 181, in _unicode
    value = unicode(value, self.encoding, "strict")
  File "/usr/lib64/python2.7/encodings/utf_8.py", line 16, in decode
    return codecs.utf_8_decode(input, errors, True)
UnicodeDecodeError: 'utf8' codec can't decode byte 0x82 in position 0: invalid start byte

END return value: 1