| /* |
| * 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.Maps; |
| import com.google.common.collect.Sets; |
| import org.onosproject.openstacktelemetry.api.OpenstackTelemetryService; |
| import org.onosproject.openstacktelemetry.api.RestTelemetryAdminService; |
| import org.onosproject.openstacktelemetry.api.TelemetryConfigService; |
| import org.onosproject.openstacktelemetry.api.config.RestTelemetryConfig; |
| import org.onosproject.openstacktelemetry.api.config.TelemetryConfig; |
| 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 javax.ws.rs.client.Client; |
| import javax.ws.rs.client.ClientBuilder; |
| import javax.ws.rs.client.Entity; |
| import javax.ws.rs.client.WebTarget; |
| import javax.ws.rs.core.Response; |
| import java.util.Map; |
| import java.util.Set; |
| |
| import static org.onosproject.openstacktelemetry.api.Constants.REST_SCHEME; |
| import static org.onosproject.openstacktelemetry.api.config.TelemetryConfig.ConfigType.REST; |
| import static org.onosproject.openstacktelemetry.api.config.TelemetryConfig.Status.ENABLED; |
| import static org.onosproject.openstacktelemetry.config.DefaultRestTelemetryConfig.fromTelemetryConfig; |
| import static org.onosproject.openstacktelemetry.util.OpenstackTelemetryUtil.testConnectivity; |
| |
| /** |
| * REST telemetry manager. |
| */ |
| @Component(immediate = true, service = RestTelemetryAdminService.class) |
| public class RestTelemetryManager implements RestTelemetryAdminService { |
| |
| private final Logger log = LoggerFactory.getLogger(getClass()); |
| |
| private static final String PROTOCOL = "http"; |
| private static final String POST_METHOD = "POST"; |
| private static final String GET_METHOD = "GET"; |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| protected OpenstackTelemetryService openstackTelemetryService; |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| protected TelemetryConfigService telemetryConfigService; |
| |
| private Map<String, WebTarget> targets = Maps.newConcurrentMap(); |
| |
| @Activate |
| protected void activate() { |
| |
| openstackTelemetryService.addTelemetryService(this); |
| |
| log.info("Started"); |
| } |
| |
| @Deactivate |
| protected void deactivate() { |
| stopAll(); |
| |
| openstackTelemetryService.removeTelemetryService(this); |
| |
| log.info("Stopped"); |
| } |
| |
| @Override |
| public void startAll() { |
| |
| telemetryConfigService.getConfigsByType(REST).forEach(c -> start(c.name())); |
| |
| log.info("REST producer has Started"); |
| } |
| |
| @Override |
| public void stopAll() { |
| targets.values().forEach(t -> t = null); |
| log.info("REST producer has Stopped"); |
| } |
| |
| @Override |
| public void restartAll() { |
| stopAll(); |
| startAll(); |
| } |
| |
| @Override |
| public Set<Response> publish(String record) { |
| |
| Set<Response> responses = Sets.newConcurrentHashSet(); |
| |
| targets.forEach((k, v) -> { |
| TelemetryConfig config = telemetryConfigService.getConfig(k); |
| RestTelemetryConfig restConfig = fromTelemetryConfig(config); |
| |
| switch (restConfig.method()) { |
| case POST_METHOD: |
| responses.add(v.request(restConfig.requestMediaType()) |
| .post(Entity.json(record))); |
| break; |
| case GET_METHOD: |
| responses.add(v.request(restConfig.requestMediaType()).get()); |
| break; |
| default: |
| break; |
| } |
| }); |
| |
| return responses; |
| } |
| |
| @Override |
| public boolean isRunning() { |
| return !targets.isEmpty(); |
| } |
| |
| @Override |
| public boolean start(String name) { |
| boolean success = false; |
| TelemetryConfig config = telemetryConfigService.getConfig(name); |
| RestTelemetryConfig restConfig = fromTelemetryConfig(config); |
| |
| if (restConfig != null && !config.name().equals(REST_SCHEME) && |
| config.status() == ENABLED) { |
| StringBuilder restServerBuilder = new StringBuilder(); |
| restServerBuilder.append(PROTOCOL); |
| restServerBuilder.append(":"); |
| restServerBuilder.append("//"); |
| restServerBuilder.append(restConfig.address()); |
| restServerBuilder.append(":"); |
| restServerBuilder.append(restConfig.port()); |
| restServerBuilder.append("/"); |
| |
| if (testConnectivity(restConfig.address(), restConfig.port())) { |
| Client client = ClientBuilder.newBuilder().build(); |
| |
| WebTarget target = client.target( |
| restServerBuilder.toString()).path(restConfig.endpoint()); |
| |
| targets.put(config.name(), target); |
| |
| success = true; |
| } else { |
| log.warn("Unable to connect to {}:{}, " + |
| "please check the connectivity manually", |
| restConfig.address(), restConfig.port()); |
| } |
| } |
| |
| return success; |
| } |
| |
| @Override |
| public void stop(String name) { |
| WebTarget target = targets.get(name); |
| |
| if (target != null) { |
| target = null; |
| targets.remove(name); |
| } |
| } |
| |
| @Override |
| public boolean restart(String name) { |
| stop(name); |
| return start(name); |
| } |
| } |