| /* |
| * Copyright 2015-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.cli.net; |
| |
| import com.fasterxml.jackson.databind.JsonNode; |
| import com.fasterxml.jackson.databind.ObjectMapper; |
| import com.fasterxml.jackson.databind.node.ArrayNode; |
| import org.apache.karaf.shell.api.action.Command; |
| import org.apache.karaf.shell.api.action.lifecycle.Service; |
| import org.onosproject.cli.AbstractShellCommand; |
| import org.onosproject.net.packet.PacketProcessorEntry; |
| import org.onosproject.net.packet.PacketService; |
| |
| import java.util.List; |
| |
| import static org.onosproject.net.packet.PacketProcessor.ADVISOR_MAX; |
| import static org.onosproject.net.packet.PacketProcessor.DIRECTOR_MAX; |
| |
| /** |
| * Lists packet processors. |
| */ |
| @Service |
| @Command(scope = "onos", name = "packet-processors", |
| description = "Lists packet processors") |
| public class PacketProcessorsListCommand extends AbstractShellCommand { |
| |
| private static final String FMT = "priority=%s, class=%s, packets=%d, avgNanos=%d"; |
| |
| @Override |
| protected void doExecute() { |
| PacketService service = get(PacketService.class); |
| if (outputJson()) { |
| print("%s", json(service.getProcessors())); |
| } else { |
| service.getProcessors().forEach(this::print); |
| } |
| } |
| |
| private JsonNode json(List<PacketProcessorEntry> processors) { |
| ObjectMapper mapper = new ObjectMapper(); |
| ArrayNode result = mapper.createArrayNode(); |
| |
| for (PacketProcessorEntry p : processors) { |
| result.add(mapper.createObjectNode() |
| .put("priority", priorityFormat(p.priority())) |
| .put("class", p.processor().getClass().getName()) |
| .put("packets", p.invocations()) |
| .put("avgNanos", p.averageNanos())); |
| } |
| |
| return result; |
| } |
| |
| private void print(PacketProcessorEntry entry) { |
| print(FMT, priorityFormat(entry.priority()), |
| entry.processor().getClass().getName(), |
| entry.invocations(), entry.averageNanos()); |
| } |
| |
| private String priorityFormat(int priority) { |
| if (priority > DIRECTOR_MAX) { |
| return "observer(" + (priority - DIRECTOR_MAX - 1) + ")"; |
| } else if (priority > ADVISOR_MAX) { |
| return "director(" + (priority - ADVISOR_MAX - 1) + ")"; |
| } |
| return "advisor(" + (priority - 1) + ")"; |
| } |
| |
| } |