| /* |
| * Copyright 2018-present Open Networking Foundation |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.onosproject.openstacktelemetry.impl; |
| |
| import com.google.common.collect.ImmutableSet; |
| import com.google.common.collect.Lists; |
| import org.onosproject.openstacktelemetry.api.FlowInfo; |
| import org.onosproject.openstacktelemetry.api.GrpcTelemetryService; |
| import org.onosproject.openstacktelemetry.api.InfluxDbTelemetryService; |
| import org.onosproject.openstacktelemetry.api.KafkaTelemetryService; |
| import org.onosproject.openstacktelemetry.api.OpenstackTelemetryService; |
| import org.onosproject.openstacktelemetry.api.PrometheusTelemetryService; |
| import org.onosproject.openstacktelemetry.api.RestTelemetryService; |
| import org.onosproject.openstacktelemetry.api.TelemetryAdminService; |
| import org.onosproject.openstacktelemetry.api.TelemetryConfigAdminService; |
| import org.onosproject.openstacktelemetry.api.TelemetryConfigEvent; |
| import org.onosproject.openstacktelemetry.api.TelemetryConfigListener; |
| import org.osgi.service.component.annotations.Activate; |
| import org.osgi.service.component.annotations.Component; |
| import org.osgi.service.component.annotations.Deactivate; |
| import org.osgi.service.component.annotations.Reference; |
| import org.osgi.service.component.annotations.ReferenceCardinality; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import java.util.List; |
| import java.util.Set; |
| |
| import static org.onosproject.openstacktelemetry.api.Constants.DEFAULT_INFLUXDB_MEASUREMENT; |
| import static org.onosproject.openstacktelemetry.api.config.TelemetryConfig.Status.PENDING; |
| |
| /** |
| * Openstack telemetry manager. |
| */ |
| @Component(immediate = true, service = OpenstackTelemetryService.class) |
| public class OpenstackTelemetryManager implements OpenstackTelemetryService { |
| |
| private final Logger log = LoggerFactory.getLogger(getClass()); |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| protected TelemetryConfigAdminService telemetryConfigService; |
| |
| private List<TelemetryAdminService> telemetryServices = Lists.newArrayList(); |
| private InternalTelemetryConfigListener |
| configListener = new InternalTelemetryConfigListener(); |
| |
| @Activate |
| protected void activate() { |
| telemetryConfigService.addListener(configListener); |
| |
| log.info("Started"); |
| } |
| |
| @Deactivate |
| protected void deactivate() { |
| telemetryConfigService.removeListener(configListener); |
| |
| log.info("Stopped"); |
| } |
| |
| @Override |
| public void addTelemetryService(TelemetryAdminService telemetryService) { |
| telemetryServices.add(telemetryService); |
| } |
| |
| @Override |
| public void removeTelemetryService(TelemetryAdminService telemetryService) { |
| telemetryServices.remove(telemetryService); |
| } |
| |
| @Override |
| public void publish(Set<FlowInfo> flowInfos) { |
| telemetryServices.forEach(service -> { |
| if (service instanceof GrpcTelemetryManager) { |
| invokeGrpcPublisher((GrpcTelemetryService) service, flowInfos); |
| } |
| |
| if (service instanceof InfluxDbTelemetryManager) { |
| invokeInfluxDbPublisher((InfluxDbTelemetryService) service, flowInfos); |
| } |
| |
| if (service instanceof PrometheusTelemetryManager) { |
| invokePrometheusPublisher((PrometheusTelemetryService) service, flowInfos); |
| } |
| |
| if (service instanceof KafkaTelemetryManager) { |
| invokeKafkaPublisher((KafkaTelemetryService) service, flowInfos); |
| } |
| |
| if (service instanceof RestTelemetryManager) { |
| invokeRestPublisher((RestTelemetryService) service, flowInfos); |
| } |
| |
| log.trace("Publishing Flow Infos {}", flowInfos); |
| }); |
| } |
| |
| @Override |
| public Set<TelemetryAdminService> telemetryServices() { |
| return ImmutableSet.copyOf(telemetryServices); |
| } |
| |
| @Override |
| public TelemetryAdminService telemetryService(String type) { |
| return telemetryServices.stream() |
| .filter(s -> s.type().name().equalsIgnoreCase(type)) |
| .findFirst() |
| .orElse(null); |
| } |
| |
| private void invokeGrpcPublisher(GrpcTelemetryService service, |
| Set<FlowInfo> flowInfos) { |
| // TODO: need provide implementation |
| } |
| |
| private void invokeInfluxDbPublisher(InfluxDbTelemetryService service, |
| Set<FlowInfo> flowInfos) { |
| DefaultInfluxRecord<String, Set<FlowInfo>> influxRecord |
| = new DefaultInfluxRecord<>(DEFAULT_INFLUXDB_MEASUREMENT, flowInfos); |
| service.publish(influxRecord); |
| } |
| |
| private void invokePrometheusPublisher(PrometheusTelemetryService service, |
| Set<FlowInfo> flowInfos) { |
| service.publish(flowInfos); |
| } |
| |
| private void invokeKafkaPublisher(KafkaTelemetryService service, |
| Set<FlowInfo> flowInfos) { |
| service.publish(flowInfos); |
| } |
| |
| private void invokeRestPublisher(RestTelemetryService service, |
| Set<FlowInfo> flowInfos) { |
| // TODO: need provide implementation |
| } |
| |
| private class InternalTelemetryConfigListener implements TelemetryConfigListener { |
| |
| @Override |
| public void event(TelemetryConfigEvent event) { |
| TelemetryAdminService service = |
| telemetryService(event.subject().type().name()); |
| |
| switch (event.type()) { |
| case SERVICE_ENABLED: |
| if (!service.start(event.subject().name())) { |
| // we enforce to make the service in PENDING status, |
| // if we encountered a failure during service start |
| telemetryConfigService.updateTelemetryConfig( |
| event.subject().updateStatus(PENDING)); |
| } |
| break; |
| case SERVICE_DISABLED: |
| service.stop(event.subject().name()); |
| break; |
| default: |
| break; |
| } |
| } |
| } |
| } |