# Copyright 2009-2013 Eucalyptus Systems, Inc.
#
# Redistribution and use of this software in source and binary forms,
# with or without modification, are permitted provided that the following
# conditions are met:
#
# Redistributions of source code must retain the above copyright notice,
# this list of conditions and the following disclaimer.
#
# Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
import io
import requestbuilder.exceptions
from requestbuilder.xmlparse import parse_aws_xml
import six
class AWSError(requestbuilder.exceptions.ServerError):
def __init__(self, response, *args):
requestbuilder.exceptions.ServerError.__init__(self, response, *args)
self.code = None # API error code
self.message = None # Error message
self.elements = {} # Elements in the error response's body
if self.body:
try:
parsed = parse_aws_xml(io.StringIO(six.text_type(self.body)))
parsed = parsed[parsed.keys()[0]] # Strip off the root element
if 'Errors' in parsed:
# This could probably be improved, but meh. Patches are
# welcome. :)
parsed = parsed['Errors']
if 'Error' in parsed:
parsed = parsed['Error']
if parsed.get('Code'):
self.code = parsed['Code']
self.args += (parsed['Code'],)
self.message = parsed.get('Message')
self.elements = parsed
except ValueError:
# Dump the unparseable message body so we don't include
# unusable garbage in the exception. Since Eucalyptus
# frequently returns plain text and/or broken XML, store it
# in case we need it later.
self.message = self.body
self.args += (self.message,)
def format_for_cli(self):
return 'error ({0}): {1}'.format(self.code or self.status_code,
self.message or self.reason)