The cinder.volume.drivers.dell_emc.scaleio.simplecache Module

The cinder.volume.drivers.dell_emc.scaleio.simplecache Module

SimpleCache utility class for Dell EMC ScaleIO Driver.

class SimpleCache(name, age_minutes=30)

Bases: object

get_value(key)

Returns an item from the cache

Parameters:key – Key for the item being requested.
Returns:Value of item or None if doesn’t exist or expired
purge(key)

Purge an item from the cache, regardless of age

Parameters:key – Key for the item being removed.
Returns:
purge_all()

Purge all items from the cache, regardless of age

Returns:
set_cache_period(age_minutes)

Define the period of time to cache values for

Parameters:age_minutes – Number of minutes to cache items for.
Returns:
update(key, value)

Update/Store an item in the cache

Parameters:
  • key – Key for the item being added.
  • value – Value to store
Returns:

Creative Commons Attribution 3.0 License

Except where otherwise noted, this document is licensed under Creative Commons Attribution 3.0 License. See all OpenStack Legal Documents.