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#         http://www.apache.org/licenses/LICENSE-2.0
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from rally import consts
from rally.plugins.openstack.scenarios.ceilometer import utils as ceiloutils
from rally.task.scenarios import base
from rally.task import validation


class CeilometerSamples(ceiloutils.CeilometerScenario):
    """Benchmark scenarios for Ceilometer Samples API."""

    @validation.required_services(consts.Service.CEILOMETER)
    @validation.required_openstack(users=True)
    @base.scenario()
    def list_samples(self):
        """Fetch all samples.

        This scenario fetches list of all samples.
        """
        self._list_samples()
