--- /dev/null
+#!/usr/bin/python
+# Copyright 2019 Nokia
+#
+# 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
+import json
+
+from cmframework.apis import cmvalidator
+from cmdatahandlers.api import validation
+
+
+class VersionValidation(cmvalidator.CMValidator):
+ domain = 'cloud.version'
+ version = [2, 0, 0]
+
+ # Should be same as 'version' in release build
+ devel_version = [2, 0, 0]
+
+ # Example:
+ # {1: 'This is the first change requiring new template version (1.1.0)',
+ # 2: 'This is the second change requiring new template version (1.2.0)',
+ # 3: 'This is the third change requiring new template version (1.3.0)'}
+ change_log = {}
+
+ def get_subscription_info(self):
+ logging.debug('get_subscription info called')
+ return r'^cloud\.version$'
+
+ def validate_set(self, dict_key_value):
+ logging.debug('validate_set called with %s' % str(dict_key_value))
+
+ for key, value in dict_key_value.iteritems():
+ version = json.loads(value)
+ if key == self.domain:
+ self.validate_version(version)
+ else:
+ raise validation.ValidationError('Unexpected configuration %s' % key)
+
+ def validate_delete(self, prop):
+ logging.debug('validate_delete called with %s' % str(prop))
+ raise validation.ValidationError('%s cannot be deleted' % self.domain)
+
+ def validate_version(self, version_str):
+ if not version_str:
+ raise validation.ValidationError('Missing configuration template version')
+ if not isinstance(version_str, basestring):
+ raise validation.ValidationError('Version configuration should be a string')
+ data = version_str.split('.')
+ if len(data) != 3:
+ raise validation.ValidationError('Invalid version data syntax in configuration')
+ version = []
+ for i in data:
+ if not i.isdigit():
+ raise validation.ValidationError('Version data does not consist of numbers')
+ version.append(int(i))
+ if self.version != self.devel_version and version == self.devel_version:
+ msg = 'Accepting development version %s' % version_str
+ logging.warning(msg)
+ elif version[0] != self.version[0]:
+ reason = 'Major configuration template version mismatch (%s does not match with %s)' \
+ % (version_str, str(self.version))
+ raise validation.ValidationError(reason)
+ elif version[1] != self.version[1]:
+ reason = 'Configuration template version mismatch (%s does not match with %s)' \
+ % (version_str, str(self.version))
+ self.log_changes(version[1])
+ raise validation.ValidationError(reason)
+ elif version[2] != self.version[2]:
+ msg = 'Minor configuration template version mismatch, check the latest template changes'
+ logging.warning(msg)
+
+ def log_changes(self, version):
+ for key, log in self.change_log.iteritems():
+ if key > version:
+ logging.warning('Changes in template version %s.%s.0: %s' % (str(self.version[0]),
+ str(key), log))