X-Git-Url: https://osm.etsi.org/gitweb/?a=blobdiff_plain;f=osm_mon%2Fcollector%2Fvnf_collectors%2Fopenstack.py;h=60b387cf2e4d0a5887b1195687154618444f771a;hb=73dbb4e243f47afef0d1bb61988608e256939e87;hp=ba7097e987771f0c8990d0aa9da433cdd476f9d8;hpb=5ac7c081ca13495185ecf6bdf302c16c25a4b759;p=osm%2FMON.git diff --git a/osm_mon/collector/vnf_collectors/openstack.py b/osm_mon/collector/vnf_collectors/openstack.py index ba7097e..60b387c 100644 --- a/osm_mon/collector/vnf_collectors/openstack.py +++ b/osm_mon/collector/vnf_collectors/openstack.py @@ -19,20 +19,22 @@ # For those usages not covered by the Apache License, Version 2.0 please # contact: bdiaz@whitestack.com or glavado@whitestack.com ## -import datetime -import json import logging +from enum import Enum from typing import List import gnocchiclient.exceptions +from ceilometerclient import client as ceilometer_client +from ceilometerclient.exc import HTTPException from gnocchiclient.v1 import client as gnocchi_client -from keystoneauth1 import session -from keystoneauth1.identity import v3 +from keystoneclient.v3 import client as keystone_client +from keystoneauth1.exceptions.catalog import EndpointNotFound +from neutronclient.v2_0 import client as neutron_client from osm_mon.collector.metric import Metric +from osm_mon.collector.utils.openstack import OpenstackUtils from osm_mon.collector.vnf_collectors.base_vim import BaseVimCollector from osm_mon.collector.vnf_metric import VnfMetric -from osm_mon.core.auth import AuthManager from osm_mon.core.common_db import CommonDbClient from osm_mon.core.config import Config @@ -40,54 +42,54 @@ log = logging.getLogger(__name__) METRIC_MAPPINGS = { "average_memory_utilization": "memory.usage", - "disk_read_ops": "disk.read.requests", - "disk_write_ops": "disk.write.requests", - "disk_read_bytes": "disk.read.bytes", - "disk_write_bytes": "disk.write.bytes", - "packets_dropped": "interface.if_dropped", - "packets_received": "interface.if_packets", - "packets_sent": "interface.if_packets", + "disk_read_ops": "disk.read.requests.rate", + "disk_write_ops": "disk.write.requests.rate", + "disk_read_bytes": "disk.read.bytes.rate", + "disk_write_bytes": "disk.write.bytes.rate", + "packets_in_dropped": "network.outgoing.packets.drop", + "packets_out_dropped": "network.incoming.packets.drop", + "packets_received": "network.incoming.packets.rate", + "packets_sent": "network.outgoing.packets.rate", "cpu_utilization": "cpu_util", } +INTERFACE_METRICS = ['packets_in_dropped', 'packets_out_dropped', 'packets_received', 'packets_sent'] + + +class MetricType(Enum): + INSTANCE = 'instance' + INTERFACE_ALL = 'interface_all' + INTERFACE_ONE = 'interface_one' + class OpenstackCollector(BaseVimCollector): def __init__(self, config: Config, vim_account_id: str): super().__init__(config, vim_account_id) - self.conf = config self.common_db = CommonDbClient(config) - self.auth_manager = AuthManager(config) - self.granularity = self._get_granularity(vim_account_id) - self.gnocchi_client = self._build_gnocchi_client(vim_account_id) + vim_account = self.common_db.get_vim_account(vim_account_id) + self.backend = self._get_backend(vim_account) - def _get_resource_uuid(self, nsr_id, vnf_member_index, vdur_name) -> str: + def _build_keystone_client(self, vim_account: dict) -> keystone_client.Client: + sess = OpenstackUtils.get_session(vim_account) + return keystone_client.Client(session=sess) + + def _get_resource_uuid(self, nsr_id: str, vnf_member_index: str, vdur_name: str) -> str: vdur = self.common_db.get_vdur(nsr_id, vnf_member_index, vdur_name) return vdur['vim-id'] - def _build_gnocchi_client(self, vim_account_id: str) -> gnocchi_client.Client: - creds = self.auth_manager.get_credentials(vim_account_id) - verify_ssl = self.auth_manager.is_verify_ssl(vim_account_id) - auth = v3.Password(auth_url=creds.url, - username=creds.user, - password=creds.password, - project_name=creds.tenant_name, - project_domain_id='default', - user_domain_id='default') - sess = session.Session(auth=auth, verify=verify_ssl) - return gnocchi_client.Client(session=sess) - - def _get_granularity(self, vim_account_id: str): - creds = self.auth_manager.get_credentials(vim_account_id) - vim_config = json.loads(creds.config) - if 'granularity' in vim_config: - return int(vim_config['granularity']) - else: - return int(self.conf.get('openstack', 'default_granularity')) - def collect(self, vnfr: dict) -> List[Metric]: nsr_id = vnfr['nsr-id-ref'] vnf_member_index = vnfr['member-vnf-index-ref'] vnfd = self.common_db.get_vnfd(vnfr['vnfd-id']) + + # Populate extra tags for metrics + tags = {} + tags['ns_name'] = self.common_db.get_nsr(nsr_id)['name'] + if vnfr['_admin']['projects_read']: + tags['project_id'] = vnfr['_admin']['projects_read'][0] + else: + tags['project_id'] = '' + metrics = [] for vdur in vnfr['vdur']: # This avoids errors when vdur records have not been completely filled @@ -99,19 +101,139 @@ class OpenstackCollector(BaseVimCollector): if 'monitoring-param' in vdu: for param in vdu['monitoring-param']: metric_name = param['nfvi-metric'] - gnocchi_metric_name = METRIC_MAPPINGS[metric_name] - delta = 10 * self.granularity - start_date = datetime.datetime.now() - datetime.timedelta(seconds=delta) - resource_id = self._get_resource_uuid(nsr_id, vnf_member_index, vdur['name']) + interface_name = param['interface-name-ref'] if 'interface-name-ref' in param else None + openstack_metric_name = METRIC_MAPPINGS[metric_name] + metric_type = self._get_metric_type(metric_name, interface_name) + try: + resource_id = self._get_resource_uuid(nsr_id, vnf_member_index, vdur['name']) + except ValueError: + log.warning( + "Could not find resource_uuid for vdur %s, vnf_member_index %s, nsr_id %s. " + "Was it recently deleted?", + vdur['name'], vnf_member_index, nsr_id) + continue try: - measures = self.gnocchi_client.metric.get_measures(gnocchi_metric_name, - start=start_date, - resource_id=resource_id, - granularity=self.granularity) - if len(measures): - metric = VnfMetric(nsr_id, vnf_member_index, vdur['name'], metric_name, measures[-1][2]) + value = self.backend.collect_metric(metric_type, openstack_metric_name, resource_id, + interface_name) + if value is not None: + if interface_name: + tags['interface'] = interface_name + metric = VnfMetric(nsr_id, vnf_member_index, vdur['name'], metric_name, value, tags) metrics.append(metric) - except gnocchiclient.exceptions.NotFound as e: - log.debug("No metric found: %s", e) - pass + except Exception: + log.exception("Error collecting metric %s for vdu %s" % (metric_name, vdur['name'])) return metrics + + def _get_backend(self, vim_account: dict): + try: + ceilometer = CeilometerBackend(vim_account) + ceilometer.client.capabilities.get() + return ceilometer + except (HTTPException, EndpointNotFound): + gnocchi = GnocchiBackend(vim_account) + gnocchi.client.metric.list(limit=1) + return gnocchi + + def _get_metric_type(self, metric_name: str, interface_name: str) -> MetricType: + if metric_name not in INTERFACE_METRICS: + return MetricType.INSTANCE + else: + if interface_name: + return MetricType.INTERFACE_ONE + return MetricType.INTERFACE_ALL + + +class OpenstackBackend: + def collect_metric(self, metric_type: MetricType, metric_name: str, resource_id: str, interface_name: str): + pass + + +class GnocchiBackend(OpenstackBackend): + + def __init__(self, vim_account: dict): + self.client = self._build_gnocchi_client(vim_account) + self.neutron = self._build_neutron_client(vim_account) + + def _build_gnocchi_client(self, vim_account: dict) -> gnocchi_client.Client: + sess = OpenstackUtils.get_session(vim_account) + return gnocchi_client.Client(session=sess) + + def _build_neutron_client(self, vim_account: dict) -> neutron_client.Client: + sess = OpenstackUtils.get_session(vim_account) + return neutron_client.Client(session=sess) + + def collect_metric(self, metric_type: MetricType, metric_name: str, resource_id: str, interface_name: str): + if metric_type == MetricType.INTERFACE_ONE: + return self._collect_interface_one_metric(metric_name, resource_id, interface_name) + + if metric_type == MetricType.INTERFACE_ALL: + return self._collect_interface_all_metric(metric_name, resource_id) + + elif metric_type == MetricType.INSTANCE: + return self._collect_instance_metric(metric_name, resource_id) + + else: + raise Exception('Unknown metric type %s' % metric_type.value) + + def _collect_interface_one_metric(self, metric_name, resource_id, interface_name): + ports = self.neutron.list_ports(name=interface_name, device_id=resource_id) + if not ports or not ports['ports']: + raise Exception( + 'Port not found for interface %s on instance %s' % (interface_name, resource_id)) + port = ports['ports'][0] + port_uuid = port['id'][:11] + tap_name = 'tap' + port_uuid + interfaces = self.client.resource.search(resource_type='instance_network_interface', + query={'=': {'name': tap_name}}) + measures = self.client.metric.get_measures(metric_name, + resource_id=interfaces[0]['id'], + limit=1) + return measures[-1][2] if measures else None + + def _collect_interface_all_metric(self, openstack_metric_name, resource_id): + total_measure = None + interfaces = self.client.resource.search(resource_type='instance_network_interface', + query={'=': {'instance_id': resource_id}}) + for interface in interfaces: + try: + measures = self.client.metric.get_measures(openstack_metric_name, + resource_id=interface['id'], + limit=1) + if measures: + if not total_measure: + total_measure = 0.0 + total_measure += measures[-1][2] + + except gnocchiclient.exceptions.NotFound as e: + log.debug("No metric %s found for interface %s: %s", openstack_metric_name, + interface['id'], e) + return total_measure + + def _collect_instance_metric(self, openstack_metric_name, resource_id): + value = None + try: + measures = self.client.metric.get_measures(openstack_metric_name, + resource_id=resource_id, + limit=1) + if measures: + value = measures[-1][2] + except gnocchiclient.exceptions.NotFound as e: + log.debug("No metric %s found for instance %s: %s", openstack_metric_name, resource_id, + e) + return value + + +class CeilometerBackend(OpenstackBackend): + def __init__(self, vim_account: dict): + self.client = self._build_ceilometer_client(vim_account) + + def _build_ceilometer_client(self, vim_account: dict) -> ceilometer_client.Client: + sess = OpenstackUtils.get_session(vim_account) + return ceilometer_client.Client("2", session=sess) + + def collect_metric(self, metric_type: MetricType, metric_name: str, resource_id: str, interface_name: str): + if metric_type != MetricType.INSTANCE: + raise NotImplementedError('Ceilometer backend only support instance metrics') + measures = self.client.samples.list(meter_name=metric_name, limit=1, q=[ + {'field': 'resource_id', 'op': 'eq', 'value': resource_id}]) + return measures[0].counter_volume if measures else None