1 # Licensed under the Apache License, Version 2.0 (the "License"); you may
2 # not use this file except in compliance with the License. You may obtain
3 # a copy of the License at
5 # http://www.apache.org/licenses/LICENSE-2.0
7 # Unless required by applicable law or agreed to in writing, software
8 # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
9 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
10 # License for the specific language governing permissions and limitations
16 from toscaparser.common.exception import ExceptionCollector
17 from toscaparser.common.exception import MissingRequiredFieldError
18 from toscaparser.common.exception import UnknownFieldError
19 from toscaparser.dataentity import DataEntity
20 from toscaparser.elements.constraints import Schema
21 from toscaparser.elements.entity_type import EntityType
22 from toscaparser.utils.gettextutils import _
25 log = logging.getLogger('tosca')
30 INPUTFIELD = (TYPE, DESCRIPTION, DEFAULT, CONSTRAINTS, REQUIRED,
31 STATUS) = ('type', 'description', 'default',
32 'constraints', 'required', 'status')
34 def __init__(self, name, schema_dict):
36 self.schema = Schema(name, schema_dict)
40 return self.schema.type
43 def description(self):
44 return self.schema.description
48 return self.schema.default
51 def constraints(self):
52 return self.schema.constraints
54 def validate(self, value=None):
55 self._validate_field()
56 self.validate_type(self.type)
58 self._validate_value(value)
60 def _validate_field(self):
61 for name in self.schema.schema:
62 if name not in self.INPUTFIELD:
63 ExceptionCollector.appendException(
64 UnknownFieldError(what='Input "%s"' % self.name,
67 def validate_type(self, input_type):
68 if input_type not in Schema.PROPERTY_TYPES:
69 ExceptionCollector.appendException(
70 ValueError(_('Invalid type "%s".') % type))
72 # TODO(anyone) Need to test for any built-in datatype not just network
73 # that is, tosca.datatypes.* and not assume tosca.datatypes.network.*
74 # TODO(anyone) Add support for tosca.datatypes.Credential
75 def _validate_value(self, value):
76 tosca = EntityType.TOSCA_DEF
78 if self.type in tosca:
79 datatype = tosca[self.type]
80 elif EntityType.DATATYPE_NETWORK_PREFIX + self.type in tosca:
81 datatype = tosca[EntityType.DATATYPE_NETWORK_PREFIX + self.type]
83 DataEntity.validate_datatype(self.type, value, None, datatype)
88 OUTPUTFIELD = (DESCRIPTION, VALUE) = ('description', 'value')
90 def __init__(self, name, attrs):
95 def description(self):
96 return self.attrs.get(self.DESCRIPTION)
100 return self.attrs.get(self.VALUE)
103 self._validate_field()
105 def _validate_field(self):
106 if not isinstance(self.attrs, dict):
107 ExceptionCollector.appendException(
108 MissingRequiredFieldError(what='Output "%s"' % self.name,
109 required=self.VALUE))
110 if self.value is None:
111 ExceptionCollector.appendException(
112 MissingRequiredFieldError(what='Output "%s"' % self.name,
113 required=self.VALUE))
114 for name in self.attrs:
115 if name not in self.OUTPUTFIELD:
116 ExceptionCollector.appendException(
117 UnknownFieldError(what='Output "%s"' % self.name,