Handles all requests relating to volumes.
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class API(db_driver=None, image_service=None)
Bases: cinder.db.base.Base
API for interacting with the volume manager.
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attach(context, target_obj, *args, **kwargs)
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begin_detaching(context, target_obj, *args, **kwargs)
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check_attach(context, target_obj, *args, **kwargs)
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check_detach(context, target_obj, *args, **kwargs)
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copy_volume_to_image(context, target_obj, *args, **kwargs)
Create a new image from the specified volume.
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create(context, size, name, description, snapshot=None, image_id=None, volume_type=None, metadata=None, availability_zone=None, source_volume=None)
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create_snapshot(context, volume, name, description, metadata=None)
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create_snapshot_force(context, volume, name, description, metadata=None)
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delete(context, target_obj, *args, **kwargs)
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delete_snapshot(context, target_obj, *args, **kwargs)
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delete_snapshot_metadata(context, snapshot, key)
Delete the given metadata item from a snapshot.
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delete_volume_metadata(context, target_obj, *args, **kwargs)
Delete the given metadata item from a volume.
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detach(context, target_obj, *args, **kwargs)
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get(context, volume_id)
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get_all(context, marker=None, limit=None, sort_key='created_at', sort_dir='desc', filters={})
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get_all_snapshots(context, search_opts=None)
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get_snapshot(context, snapshot_id)
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get_snapshot_metadata(context, snapshot)
Get all metadata associated with a snapshot.
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get_snapshot_metadata_value(snapshot, key)
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get_volume(context, volume_id)
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get_volume_image_metadata(context, target_obj, *args, **kwargs)
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get_volume_metadata(context, target_obj, *args, **kwargs)
Get all metadata associated with a volume.
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get_volume_metadata_value(volume, key)
Get value of particular metadata key.
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initialize_connection(context, target_obj, *args, **kwargs)
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reserve_volume(context, target_obj, *args, **kwargs)
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roll_detaching(context, target_obj, *args, **kwargs)
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terminate_connection(context, target_obj, *args, **kwargs)
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unreserve_volume(context, target_obj, *args, **kwargs)
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update(context, target_obj, *args, **kwargs)
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update_snapshot(context, target_obj, *args, **kwargs)
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update_snapshot_metadata(context, snapshot, metadata, delete=False)
Updates or creates snapshot metadata.
If delete is True, metadata items that are not specified in the
metadata argument will be deleted.
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update_volume_metadata(context, target_obj, *args, **kwargs)
Updates or creates volume metadata.
If delete is True, metadata items that are not specified in the
metadata argument will be deleted.
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class HostAPI
Bases: cinder.db.base.Base
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get_host_uptime(context, host)
Returns the result of calling “uptime” on the target host.
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host_power_action(context, host, action)
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set_host_enabled(context, host, enabled)
Sets the specified host’s ability to accept new volumes.
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set_host_maintenance(context, host, mode)
Start/Stop host maintenance window. On start, it triggers
volume evacuation.
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check_policy(context, action, target_obj=None)
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wrap_check_policy(func)
Check policy corresponding to the wrapped methods prior to execution
This decorator requires the first 3 args of the wrapped function
to be (self, context, volume)