The ceilometer.hardware.inspector.base Module

Inspector abstraction for read-only access to hardware components

class ceilometer.hardware.inspector.base.Inspector

Bases: object

inspect_generic(host, cache, extra_metadata, param)

A generic inspect function.

Parameters:

• host – the target host
• cache – cache passed from the pollster
• extra_metadata – extra dict to be used as metadata
• param – a dict of inspector specific param

Returns:

an iterator of (value, metadata, extra)

Return value:

the sample value

Return metadata:  

dict to construct sample’s metadata

Return extra:

dict of extra metadata to help constructing sample

prepare_params(param)

Parse the params to a format which the inspector itself recognizes.

Parameters:param – inspector params from meter definition file Returns:a dict of param which the inspector recognized