| /* |
| * Copyright 2014-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.packetstats.rest; |
| import javax.ws.rs.Path; |
| import javax.ws.rs.GET; |
| import javax.ws.rs.Produces; |
| import javax.ws.rs.core.MediaType; |
| import javax.ws.rs.core.Response; |
| import org.onosproject.rest.AbstractWebResource; |
| import com.codahale.metrics.MetricFilter; |
| import com.codahale.metrics.Counter; |
| import com.fasterxml.jackson.databind.ObjectMapper; |
| import com.fasterxml.jackson.databind.node.ObjectNode; |
| import org.onlab.metrics.MetricsService; |
| import java.util.Map; |
| |
| /** |
| * Packet Stats REST API. |
| */ |
| @Path("") |
| public class PacketStatsWebResource extends AbstractWebResource { |
| private final ObjectMapper mapper = new ObjectMapper(); |
| private static final String METRIC_NAME = null; |
| MetricFilter filter = METRIC_NAME != null ? (name, metric) -> name.equals(METRIC_NAME) : MetricFilter.ALL; |
| |
| @GET |
| @Path("counters") |
| @Produces(MediaType.APPLICATION_JSON) |
| public Response packetStatsCounters() { |
| ObjectNode node = getPacketStatsCountersJson(); |
| return Response.status(200).entity(node).build(); |
| } |
| |
| private ObjectNode getPacketStatsCountersJson() { |
| MetricsService service = get(MetricsService.class); |
| ObjectNode node = mapper.createObjectNode(); |
| ObjectNode pktCounterNode = mapper.createObjectNode(); |
| Map<String, Counter> counters = service.getCounters(filter); |
| |
| Counter arpCounter = counters.get("packetStatisticsComponent.arpFeature.arpPC"); |
| Counter lldpCounter = counters.get("packetStatisticsComponent.lldpFeature.lldpPC"); |
| Counter nsCounter = counters.get("packetStatisticsComponent.nbrSolicitFeature.nbrSolicitPC"); |
| Counter naCounter = counters.get("packetStatisticsComponent.nbrAdvertFeature.nbrAdvertPC"); |
| |
| pktCounterNode.put("arpCounter", arpCounter.getCount()); |
| pktCounterNode.put("lldpCounter", lldpCounter.getCount()); |
| pktCounterNode.put("nsCounter", nsCounter.getCount()); |
| pktCounterNode.put("naCounter", naCounter.getCount()); |
| |
| node.put("packet_stats_counters", pktCounterNode); |
| return node; |
| |
| } |
| } |