text: # Copyright (c) 2014 Rackspace, Inc.
  #
  # 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 boto import cloudfront
  from oslo_log import log
  
  from poppy.common import decorators
  from poppy.provider import base
  
  LOG = log.getLogger(__name__)
  
  
  class ServiceController(base.ServiceBase):
      """Base Service Controller Class."""
  
      @property
      def client(self):
          return self.driver.client
  
      def __init__(self, driver):
          super(ServiceController, self).__init__(driver)
  
          self.driver = driver
  
      # TODO(obulpathi): get service
      def get(self, service_name):
          return {'domains': [], 'origins': [], 'caching': []}
  
      # TODO(obulpathi): update service
      def update(self, service_name, service_obj):
          links = {}
          return self.responder.updated(service_name, links)
  
      def create(self, service_obj):
          # TODO(obulpathi): create a single distribution for multiple origins
          origin = service_obj.origins[0]
          LOG.info('Start creating cloudfront config for %s' % service_obj.name)
          try:
              # Create the origin for this domain:
              aws_origin = cloudfront.origin.CustomOrigin(
                  dns_name=origin.origin,
                  http_port=origin.port,
                  # cannot specify ssl like this yet, CF takes a port #
                  # https_port=origin.ssl,
                  origin_protocol_policy='match-viewer')
              # TODO(tonytan4ever): Implement CF referrer restriction
              distribution = self.client.create_distribution(
                  origin=aws_origin,
                  enabled=True)
              if distribution.status == 'InProgress':
                  status = 'deploy_in_progress'
              else:
                  status = 'deployed'
          except cloudfront.exception.CloudFrontServerError as e:
              return self.responder.failed(str(e))
          except Exception as e:
              return self.responder.failed(str(e))
  
          links = [{'href': distribution.domain_name, 'rel': 'access_url'}]
          # extra information should be passed in here.
          LOG.info('Creating cloudfront config for %s'
                   'successful...' % service_obj.name)
          return self.responder.created(distribution.id, links, status=status)
  
      def delete(self, project_id, service_name):
          # NOTE(obulpathi): distribution_id is the equivalent of service_name
          distribution_id = service_name
          try:
              self.client.delete_distribution(distribution_id)
  
              return self.responder.deleted(distribution_id)
          except Exception as e:
              return self.responder.failed(str(e))
  
      def purge(self, distribution_id, hard=True, purge_url='/*'):
          # NOTE(tonytan4ever): boto does not have an API to efficiently
          # purge all urls yet
          try:
              purge_url = [] if purge_url is None else purge_url
              self.client.create_invalidation_request(distribution_id,
                                                      purge_url)
              return self.responder.purged(distribution_id,
                                           purge_url=purge_url)
          except Exception as e:
              return self.responder.failed(str(e))
  
      def get_provider_service_id(self, service_obj):
          return service_obj.name
  
      def get_metrics_by_domain(self, project_id, domain_name, regions,
                                **extras):
          '''Use CloudFronts's API to get the metrics by domain.'''
          return []
  
      @decorators.lazy_property(write=False)
      def current_customer(self):
          # TODO(tonytan4ever/obulpathi): Implement cloudfront's current_customer
          pass
  