cinder.image.cache module¶

class ImageVolumeCache(db, volume_api, max_cache_size_gb: int = 0, max_cache_size_count: int = 0)¶

Bases: object

create_cache_entry(context: RequestContext, volume_ref: Volume, image_id: str, image_meta: dict) → dict¶

Create a new cache entry for an image.

This assumes that the volume described by volume_ref has already been created and is in an available state.

ensure_space(context: RequestContext, volume: Volume) → bool¶

Makes room for a volume cache entry.

Returns True if successful, false otherwise.

evict(context: RequestContext, cache_entry: dict) → None¶

get_by_image_volume(context: RequestContext, volume_id: str)¶

get_entry(context: RequestContext, volume_ref: Volume, image_id: str, image_meta: dict) → Optional[dict]¶