mirror of https://github.com/OpenKMIP/PyKMIP.git
133 lines
4.5 KiB
Python
133 lines
4.5 KiB
Python
# Copyright (c) 2015 The Johns Hopkins University/Applied Physics Laboratory
|
|
# All Rights Reserved.
|
|
#
|
|
# Licensed under the Apache License, Version 2.0 (the "License"); you may
|
|
# not use this file except in compliance with the License. You may obtain
|
|
# a copy of the License at
|
|
#
|
|
# http://www.apache.org/licenses/LICENSE-2.0
|
|
#
|
|
# Unless required by applicable law or agreed to in writing, software
|
|
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
|
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
|
# License for the specific language governing permissions and limitations
|
|
# under the License.
|
|
|
|
from six.moves import xrange
|
|
|
|
from kmip.core.enums import Tags
|
|
|
|
from kmip.core.messages.contents import ProtocolVersion
|
|
|
|
from kmip.core.primitives import Struct
|
|
|
|
from kmip.core.utils import BytearrayStream
|
|
|
|
|
|
class DiscoverVersionsRequestPayload(Struct):
|
|
|
|
def __init__(self, protocol_versions=None):
|
|
super(DiscoverVersionsRequestPayload, self).__init__(
|
|
Tags.REQUEST_PAYLOAD)
|
|
|
|
if protocol_versions is None:
|
|
self.protocol_versions = list()
|
|
else:
|
|
self.protocol_versions = protocol_versions
|
|
|
|
self.validate()
|
|
|
|
def read(self, istream):
|
|
super(DiscoverVersionsRequestPayload, self).read(istream)
|
|
tstream = BytearrayStream(istream.read(self.length))
|
|
|
|
while(self.is_tag_next(Tags.PROTOCOL_VERSION, tstream)):
|
|
protocol_version = ProtocolVersion()
|
|
protocol_version.read(tstream)
|
|
self.protocol_versions.append(protocol_version)
|
|
|
|
self.is_oversized(tstream)
|
|
self.validate()
|
|
|
|
def write(self, ostream):
|
|
tstream = BytearrayStream()
|
|
|
|
for protocol_version in self.protocol_versions:
|
|
protocol_version.write(tstream)
|
|
|
|
self.length = tstream.length()
|
|
super(DiscoverVersionsRequestPayload, self).write(ostream)
|
|
ostream.write(tstream.buffer)
|
|
|
|
def validate(self):
|
|
self.__validate()
|
|
|
|
def __validate(self):
|
|
if isinstance(self.protocol_versions, list):
|
|
for i in xrange(len(self.protocol_versions)):
|
|
protocol_version = self.protocol_versions[i]
|
|
if not isinstance(protocol_version, ProtocolVersion):
|
|
msg = "invalid protocol version ({0} in list)".format(i)
|
|
msg += "; expected {0}, received {1}".format(
|
|
ProtocolVersion, protocol_version)
|
|
raise TypeError(msg)
|
|
else:
|
|
msg = "invalid protocol versions list"
|
|
msg += "; expected {0}, received {1}".format(
|
|
list, self.protocol_versions)
|
|
raise TypeError(msg)
|
|
|
|
|
|
class DiscoverVersionsResponsePayload(Struct):
|
|
|
|
def __init__(self, protocol_versions=None):
|
|
super(DiscoverVersionsResponsePayload, self).__init__(
|
|
Tags.RESPONSE_PAYLOAD)
|
|
|
|
if protocol_versions is None:
|
|
self.protocol_versions = list()
|
|
else:
|
|
self.protocol_versions = protocol_versions
|
|
|
|
self.validate()
|
|
|
|
def read(self, istream):
|
|
super(DiscoverVersionsResponsePayload, self).read(istream)
|
|
tstream = BytearrayStream(istream.read(self.length))
|
|
|
|
while(self.is_tag_next(Tags.PROTOCOL_VERSION, tstream)):
|
|
protocol_version = ProtocolVersion()
|
|
protocol_version.read(tstream)
|
|
self.protocol_versions.append(protocol_version)
|
|
|
|
self.is_oversized(tstream)
|
|
self.validate()
|
|
|
|
def write(self, ostream):
|
|
tstream = BytearrayStream()
|
|
|
|
for protocol_version in self.protocol_versions:
|
|
protocol_version.write(tstream)
|
|
|
|
self.length = tstream.length()
|
|
super(DiscoverVersionsResponsePayload, self).write(ostream)
|
|
ostream.write(tstream.buffer)
|
|
|
|
def validate(self):
|
|
self.__validate()
|
|
|
|
def __validate(self):
|
|
if isinstance(self.protocol_versions, list):
|
|
for i in xrange(len(self.protocol_versions)):
|
|
protocol_version = self.protocol_versions[i]
|
|
if not isinstance(protocol_version, ProtocolVersion):
|
|
msg = "invalid protocol version ({0} in list)".format(i)
|
|
msg += "; expected {0}, received {1}".format(
|
|
ProtocolVersion, protocol_version)
|
|
raise TypeError(msg)
|
|
else:
|
|
msg = "invalid protocol versions list"
|
|
msg += "; expected {0}, received {1}".format(
|
|
list, self.protocol_versions)
|
|
raise TypeError(msg)
|