Module RRDUtil

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Classes

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RRDUtil
Wrapper class around rrdtool

Functions

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number or string

_checkUndefined(x)
Sanity check on the min, max values

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convertToRRDTime(val)
Convert any value that is passed in to a string that is acceptable to use for RRDtool's start and end parameters.

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Variables

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__doc__ = """RRDU...

log = logging.getLogger("zen.RRDUtil")

Function Details

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_checkUndefined(x)

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Sanity check on the min, max values

Parameters:

x (number) - RRD min or max value

Returns: number or string

Either the number or 'U' (for undefined)

convertToRRDTime(val)

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Convert any value that is passed in to a string that is acceptable to use
for RRDtool's start and end parameters. Raises ValueError if this is not
possible.

See the AT-STYLE TIME SPECIFICATION and TIME REFERENCE SPECIFICATION
sections of the following document.

    http://oss.oetiker.ch/rrdtool/doc/rrdfetch.en.html

Note: Currently this method is only fixing floats by turning them into
      strings with no decimal places.

Variables Details

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doc

Value:

"""RRDUtil

Wrapper routines around the rrdtool library.
"""