# See the License for the specific language governing permissions and
# limitations under the License.
"""This module implements stub for publishing results in yardstick format."""
+import logging
+
+from yardstick.network_services.nfvi.resource import ResourceProfile
+from yardstick.network_services.utils import get_nsb_option
+
+
+LOG = logging.getLogger(__name__)
class Collector(object):
"""Class that handles dictionary of results in yardstick-plot format."""
- def __init__(self, traffic_profile, vnfs):
+ def __init__(self, vnfs, contexts_nodes, timeout=3600):
super(Collector, self).__init__()
- self.traffic_profile = traffic_profile
- self.service = vnfs
+ self.vnfs = vnfs
+ self.nodes = contexts_nodes
+ self.bin_path = get_nsb_option('bin_path', '')
+ self.resource_profiles = {}
+
+ for ctx_name, nodes in contexts_nodes.items():
+ for node in (node for node in nodes if node.get('collectd')):
+ name = ".".join([node['name'], ctx_name])
+ self.resource_profiles.update(
+ {name: ResourceProfile.make_from_node(node, timeout)}
+ )
def start(self):
- """Nothing to do, yet"""
- pass
+ for resource in self.resource_profiles.values():
+ resource.initiate_systemagent(self.bin_path)
+ resource.start()
+ resource.amqp_process_for_nfvi_kpi()
+
+ for vnf in self.vnfs:
+ vnf.start_collect()
def stop(self):
- """Nothing to do, yet"""
- pass
+ for vnf in self.vnfs:
+ vnf.stop_collect()
+
+ for resource in self.resource_profiles.values():
+ resource.stop()
- @classmethod
- def get_kpi(cls, vnf):
+ def get_kpi(self):
"""Returns dictionary of results in yardstick-plot format
- :return:
+ :return: (dict) dictionary of kpis collected from the VNFs;
+ the keys are the names of the VNFs.
"""
- return {vnf.name: vnf.collect_kpi()}
+ results = {}
+ for vnf in self.vnfs:
+ # Result example:
+ # {"VNF1: { "tput" : [1000, 999] }, "VNF2": { "latency": 100 }}
+ LOG.debug("collect KPI for vnf %s", vnf.name)
+ results[vnf.name] = vnf.collect_kpi()
+
+ for node_name, resource in self.resource_profiles.items():
+ LOG.debug("collect KPI for nfvi_node %s", node_name)
+ results[node_name] = {"core": resource.amqp_collect_nfvi_kpi()}
+ LOG.debug("%s collect KPIs %s", node_name, results[node_name]['core'])
+
+ return results