94 lines
4.0 KiB
Python
94 lines
4.0 KiB
Python
# Copyright 2016 Internap.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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class VolumeHandler(object):
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def __init__(self, controller):
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self.controller = controller
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def handle_events(self, event_type, notification):
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if event_type == "volume.create.end":
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self.on_volume_created(notification)
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elif event_type == "volume.delete.end":
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self.on_volume_deleted(notification)
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elif event_type == "volume.resize.end":
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self.on_volume_resized(notification)
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elif event_type == "volume.attach.end":
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self.on_volume_attached(notification)
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elif event_type == "volume.detach.end":
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self.on_volume_detached(notification)
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elif event_type == "volume.update.end":
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self.on_volume_renamed(notification)
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elif event_type == "volume.exists":
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self.on_volume_renamed(notification)
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elif event_type == "volume_type.create":
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self.on_volume_type_create(notification)
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def on_volume_created(self, notification):
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payload = notification.get("payload")
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date = payload.get("created_at")
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project_id = payload.get("tenant_id")
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volume_id = payload.get("volume_id")
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volume_name = payload.get("display_name")
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volume_type = payload.get("volume_type")
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volume_size = payload.get("size")
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self.controller.create_volume(volume_id, project_id, date, volume_type, volume_size, volume_name)
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def on_volume_deleted(self, notification):
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payload = notification.get("payload")
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volume_id = payload.get("volume_id")
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end_date = notification.get("timestamp")
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self.controller.delete_volume(volume_id, end_date)
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def on_volume_renamed(self, notification):
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payload = notification.get("payload")
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volume_id = payload.get("volume_id")
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volume_name = payload.get("display_name")
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self.controller.rename_volume(volume_id, volume_name)
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def on_volume_resized(self, notification):
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payload = notification.get("payload")
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date = notification.get("timestamp")
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volume_id = payload.get("volume_id")
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volume_size = payload.get("size")
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self.controller.resize_volume(volume_id, volume_size, date)
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def on_volume_attached(self, notification):
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payload = notification.get("payload")
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volume_id = payload.get("volume_id")
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event_date = notification.get("timestamp")
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self.controller.attach_volume(volume_id, event_date, self._get_attached_instances(payload))
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def on_volume_detached(self, notification):
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payload = notification.get("payload")
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volume_id = payload.get("volume_id")
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event_date = notification.get("timestamp")
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self.controller.detach_volume(volume_id, event_date, self._get_attached_instances(payload))
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def on_volume_type_create(self, notification):
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volume_types = notification.get("payload").get("volume_types")
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volume_type_id = volume_types.get("id")
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volume_type_name = volume_types.get("name")
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self.controller.create_volume_type(volume_type_id, volume_type_name)
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@staticmethod
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def _get_attached_instances(payload):
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instances_ids = []
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if "volume_attachment" in payload:
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for instance in payload["volume_attachment"]:
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instances_ids.append(instance.get("instance_uuid"))
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elif payload.get("instance_uuid") is not None:
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instances_ids.append(payload.get("instance_uuid"))
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return instances_ids
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