def retrieveVals(self):
"""
Retrieve values for graphs.
"""
if self._stats is None:
cdnInfo = RackspaceContainerInfo(
self._container,
self._username,
self._api_key
)
stats = cdnInfo.getStats()
else:
stats = self._stats
if stats is None:
raise Exception("Undetermined error accessing stats.")
self.saveState(stats)
if self.hasGraph('rackspace_containersize'):
self.setGraphVal(
'rackspace_containersize',
'size',
stats.get('rackspace_containersize')
)
if self.hasGraph('rackspace_containercount'):
self.setGraphVal(
'rackspace_containercount',
'count',
stats.get('rackspace_containercount')
)
def __init__(self, argv=(), env={}, debug=False):
"""
Populate Munin Plugin with MuninGraph instances.
@param argv: List of command line arguments.
@param env: Dictionary of environment variables.
@param debug: Print debugging messages if True. (Default: False)
"""
MuninPlugin.__init__(self, argv, env, debug)
self._container = self.envGet('container')
self._username = self.envGet('username')
self._api_key = self.envGet('api_key')
self._stats = None
self._prev_stats = self.restoreState()
if self._prev_stats is None:
cdnInfo = RackspaceContainerInfo(
self._container,
self._username,
self._api_key
)
self._stats = cdnInfo.getStats()
stats = self._stats
else:
stats = self._prev_stats
if stats is None:
raise Exception("Undetermined error accessing stats.")
if stats.has_key('rackspace_containersize'):
graph = MuninGraph('Rackspace - Container Size', 'Rackspace',
info='The total size of files contained in a Rackspace CDN container',
vlabel='bytes', args='--base 1024 --lower-limit 0')
graph.addField('size', 'size', draw='AREASTACK', type='GAUGE')
self.appendGraph('rackspace_containersize', graph)
if stats.has_key('rackspace_containercount'):
graph = MuninGraph('Rackspace - Container Count', 'Rackspace',
info='The total number of files contained in a Rackspace CDN container',
vlabel='objects', args='--base 1000 --lower-limit 0')
graph.addField('count', 'count', draw='AREASTACK', type='GAUGE')
self.appendGraph('rackspace_containercount', graph)