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# 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 toscaparser.common.exception import ExceptionCollector
from toscaparser.common.exception import UnknownFieldError
from toscaparser.elements.statefulentitytype import StatefulEntityType
SECTIONS = (LIFECYCLE, CONFIGURE, LIFECYCLE_SHORTNAME,
CONFIGURE_SHORTNAME) = \
('tosca.interfaces.node.lifecycle.Standard',
'tosca.interfaces.relationship.Configure',
'Standard', 'Configure')
INTERFACEVALUE = (IMPLEMENTATION, INPUTS, OUTPUTS) = \
('implementation', 'inputs', 'outputs')
INTERFACE_DEF_RESERVED_WORDS = ['type', 'inputs', 'derived_from', 'version',
'description']
class InterfacesDef(StatefulEntityType):
'''TOSCA built-in interfaces type.'''
def __init__(self, node_type, interfacename,
node_template=None, name=None, value=None):
self.ntype = node_type
self.node_template = node_template
self.type = interfacename
self.interfacename = interfacename
self.name = name
self.value = value
self.implementation = None
self.inputs = None
self.outputs = None
self.defs = {}
if interfacename == LIFECYCLE_SHORTNAME:
self.interfacetype = LIFECYCLE
elif interfacename == CONFIGURE_SHORTNAME:
self.interfacetype = CONFIGURE
elif hasattr(self.ntype, 'interfaces') \
and self.ntype.interfaces \
and interfacename in self.ntype.interfaces:
self.interfacetype = self.ntype.interfaces[interfacename]['type']
if not self.interfacetype:
ExceptionCollector.appendException(
TypeError("Interface type for interface \"{0}\" not found"
.format(self.interfacename))
)
if node_type:
if self.node_template and self.node_template.custom_def \
and self.interfacetype in self.node_template.custom_def:
self.defs = self.node_template.custom_def[self.interfacetype]
elif self.interfacetype in self.TOSCA_DEF:
self.defs = self.TOSCA_DEF[self.interfacetype]
if not self.defs:
ExceptionCollector.appendException(
TypeError("Interface type definition for interface \"{0}\" "
"not found".format(self.interfacetype))
)
if value:
if isinstance(self.value, dict):
for i, j in self.value.items():
if i == IMPLEMENTATION:
self.implementation = j
elif i == INPUTS:
self.inputs = j
elif i == OUTPUTS:
self.outputs = j
else:
what = ('"interfaces" of template "%s"' %
self.node_template.name)
ExceptionCollector.appendException(
UnknownFieldError(what=what, field=i))
else:
self.implementation = value
@property
def lifecycle_ops(self):
if self.defs:
if self.type == LIFECYCLE:
return self._ops()
@property
def configure_ops(self):
if self.defs:
if self.type == CONFIGURE:
return self._ops()
def _ops(self):
ops = []
for name in list(self.defs.keys()):
ops.append(name)
return ops
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