def list_resources (self, slice_urn, slice_hrn, creds, options):
cached_requested = options.get('cached', True)
version_manager = VersionManager()
# get the rspec's return format from options
rspec_version = version_manager.get_version(options.get('geni_rspec_version'))
version_string = "rspec_%s" % (rspec_version)
#panos adding the info option to the caching key (can be improved)
if options.get('info'):
version_string = version_string + "_"+options.get('info', 'default')
# look in cache first
if cached_requested and self.cache and not slice_hrn:
rspec = self.cache.get(version_string)
if rspec:
logger.debug("OpenStackDriver.ListResources: returning cached advertisement")
return rspec
#panos: passing user-defined options
#print "manager options = ",options
aggregate = OSAggregate(self)
rspec = aggregate.get_rspec(slice_xrn=slice_urn, version=rspec_version,
options=options)
# cache the result
if self.cache and not slice_hrn:
logger.debug("OpenStackDriver.ListResources: stores advertisement in cache")
self.cache.add(version_string, rspec)
return rspec
