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-rw-r--r--tosca2heat/tosca-parser/toscaparser/policy.py77
1 files changed, 77 insertions, 0 deletions
diff --git a/tosca2heat/tosca-parser/toscaparser/policy.py b/tosca2heat/tosca-parser/toscaparser/policy.py
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+++ b/tosca2heat/tosca-parser/toscaparser/policy.py
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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.
+
+
+import logging
+
+from toscaparser.common.exception import ExceptionCollector
+from toscaparser.common.exception import UnknownFieldError
+from toscaparser.entity_template import EntityTemplate
+from toscaparser.triggers import Triggers
+from toscaparser.utils import validateutils
+
+
+SECTIONS = (TYPE, METADATA, DESCRIPTION, PROPERTIES, TARGETS, TRIGGERS) = \
+ ('type', 'metadata', 'description',
+ 'properties', 'targets', 'triggers')
+
+log = logging.getLogger('tosca')
+
+
+class Policy(EntityTemplate):
+ '''Policies defined in Topology template.'''
+ def __init__(self, name, policy, targets, targets_type, custom_def=None):
+ super(Policy, self).__init__(name,
+ policy,
+ 'policy_type',
+ custom_def)
+ self.meta_data = None
+ if self.METADATA in policy:
+ self.meta_data = policy.get(self.METADATA)
+ validateutils.validate_map(self.meta_data)
+ self.targets_list = targets
+ self.targets_type = targets_type
+ self.triggers = self._triggers(policy.get(TRIGGERS))
+ self._validate_keys()
+
+ @property
+ def targets(self):
+ return self.entity_tpl.get('targets')
+
+ @property
+ def description(self):
+ return self.entity_tpl.get('description')
+
+ @property
+ def metadata(self):
+ return self.entity_tpl.get('metadata')
+
+ def get_targets_type(self):
+ return self.targets_type
+
+ def get_targets_list(self):
+ return self.targets_list
+
+ def _triggers(self, triggers):
+ triggerObjs = []
+ if triggers:
+ for name, trigger_tpl in triggers.items():
+ triggersObj = Triggers(name, trigger_tpl)
+ triggerObjs.append(triggersObj)
+ return triggerObjs
+
+ def _validate_keys(self):
+ for key in self.entity_tpl.keys():
+ if key not in SECTIONS:
+ ExceptionCollector.appendException(
+ UnknownFieldError(what='Policy "%s"' % self.name,
+ field=key))