| /* |
| * Copyright 2015 Open Networking Laboratory |
| * |
| * 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.ui.impl; |
| |
| import com.fasterxml.jackson.databind.node.ArrayNode; |
| import com.fasterxml.jackson.databind.node.ObjectNode; |
| import com.google.common.collect.ImmutableSet; |
| import org.onosproject.core.ApplicationId; |
| import org.onosproject.net.ConnectPoint; |
| import org.onosproject.net.flow.criteria.Criterion; |
| import org.onosproject.net.flow.instructions.Instruction; |
| import org.onosproject.net.intent.ConnectivityIntent; |
| import org.onosproject.net.intent.Constraint; |
| import org.onosproject.net.intent.HostToHostIntent; |
| import org.onosproject.net.intent.Intent; |
| import org.onosproject.net.intent.IntentService; |
| import org.onosproject.net.intent.LinkCollectionIntent; |
| import org.onosproject.net.intent.MultiPointToSinglePointIntent; |
| import org.onosproject.net.intent.PathIntent; |
| import org.onosproject.net.intent.PointToPointIntent; |
| import org.onosproject.net.intent.SinglePointToMultiPointIntent; |
| |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.List; |
| import java.util.Set; |
| |
| /** |
| * Message handler for intent view related messages. |
| */ |
| public class IntentViewMessageHandler extends AbstractTabularViewMessageHandler { |
| |
| /** |
| * Creates a new message handler for the intent messages. |
| */ |
| protected IntentViewMessageHandler() { |
| super(ImmutableSet.of("intentDataRequest")); |
| } |
| |
| @Override |
| public void process(ObjectNode message) { |
| ObjectNode payload = payload(message); |
| String sortCol = string(payload, "sortCol", "appId"); |
| String sortDir = string(payload, "sortDir", "asc"); |
| |
| IntentService service = get(IntentService.class); |
| TableRow[] rows = generateTableRows(service); |
| RowComparator rc = |
| new RowComparator(sortCol, RowComparator.direction(sortDir)); |
| Arrays.sort(rows, rc); |
| ArrayNode intents = generateArrayNode(rows); |
| ObjectNode rootNode = mapper.createObjectNode(); |
| rootNode.set("intents", intents); |
| |
| connection().sendMessage("intentDataResponse", 0, rootNode); |
| } |
| |
| private TableRow[] generateTableRows(IntentService service) { |
| List<TableRow> list = new ArrayList<>(); |
| for (Intent intent : service.getIntents()) { |
| list.add(new IntentTableRow(intent)); |
| } |
| return list.toArray(new TableRow[list.size()]); |
| } |
| |
| /** |
| * TableRow implementation for {@link Intent intents}. |
| */ |
| private static class IntentTableRow extends AbstractTableRow { |
| |
| private static final String APP_ID = "appId"; |
| private static final String KEY = "key"; |
| private static final String TYPE = "type"; |
| private static final String PRIORITY = "priority"; |
| private static final String RESOURCES = "resources"; |
| private static final String DETAILS = "details"; |
| |
| private static final String[] COL_IDS = { |
| APP_ID, KEY, TYPE, PRIORITY, RESOURCES, DETAILS |
| }; |
| |
| private StringBuilder details = new StringBuilder(); |
| |
| private void appendMultiPointsDetails(Set<ConnectPoint> points) { |
| for (ConnectPoint point : points) { |
| details.append(point.elementId()) |
| .append('/') |
| .append(point.port()) |
| .append(' '); |
| } |
| } |
| |
| private void buildConnectivityDetails(ConnectivityIntent intent) { |
| Set<Criterion> criteria = intent.selector().criteria(); |
| List<Instruction> instructions = intent.treatment().allInstructions(); |
| List<Constraint> constraints = intent.constraints(); |
| |
| if (!criteria.isEmpty()) { |
| details.append("selector=").append(criteria); |
| } |
| if (!instructions.isEmpty()) { |
| details.append("treatment=").append(instructions); |
| } |
| if (constraints != null && !constraints.isEmpty()) { |
| details.append("constraints=").append(constraints); |
| } |
| } |
| |
| private void buildHostToHostDetails(HostToHostIntent intent) { |
| details.append(" host1=") |
| .append(intent.one()) |
| .append(", host2=") |
| .append(intent.two()); |
| } |
| |
| private void buildPointToPointDetails(PointToPointIntent intent) { |
| ConnectPoint ingress = intent.ingressPoint(); |
| ConnectPoint egress = intent.egressPoint(); |
| details.append(" ingress=") |
| .append(ingress.elementId()) |
| .append('/') |
| .append(ingress.port()) |
| |
| .append(", egress=") |
| .append(egress.elementId()) |
| .append('/') |
| .append(egress.port()) |
| .append(' '); |
| } |
| |
| private void buildMPToSPDetails(MultiPointToSinglePointIntent intent) { |
| ConnectPoint egress = intent.egressPoint(); |
| |
| details.append(" ingress="); |
| appendMultiPointsDetails(intent.ingressPoints()); |
| |
| details.append(", egress=") |
| .append(egress.elementId()) |
| .append('/') |
| .append(egress.port()) |
| .append(' '); |
| } |
| |
| private void buildSPToMPDetails(SinglePointToMultiPointIntent intent) { |
| ConnectPoint ingress = intent.ingressPoint(); |
| |
| details.append(" ingress=") |
| .append(ingress.elementId()) |
| .append('/') |
| .append(ingress.port()) |
| .append(", egress="); |
| |
| appendMultiPointsDetails(intent.egressPoints()); |
| } |
| |
| private void buildPathDetails(PathIntent intent) { |
| details.append(" path=") |
| .append(intent.path().links()) |
| .append(", cost=") |
| .append(intent.path().cost()); |
| } |
| |
| private void buildLinkConnectionDetails(LinkCollectionIntent intent) { |
| details.append(" links=") |
| .append(intent.links()) |
| .append(", egress="); |
| |
| appendMultiPointsDetails(intent.egressPoints()); |
| } |
| |
| private String formatDetails(Intent intent) { |
| if (intent instanceof ConnectivityIntent) { |
| buildConnectivityDetails((ConnectivityIntent) intent); |
| } |
| |
| if (intent instanceof HostToHostIntent) { |
| buildHostToHostDetails((HostToHostIntent) intent); |
| |
| } else if (intent instanceof PointToPointIntent) { |
| buildPointToPointDetails((PointToPointIntent) intent); |
| |
| } else if (intent instanceof MultiPointToSinglePointIntent) { |
| buildMPToSPDetails((MultiPointToSinglePointIntent) intent); |
| |
| } else if (intent instanceof SinglePointToMultiPointIntent) { |
| buildSPToMPDetails((SinglePointToMultiPointIntent) intent); |
| |
| } else if (intent instanceof PathIntent) { |
| buildPathDetails((PathIntent) intent); |
| |
| } else if (intent instanceof LinkCollectionIntent) { |
| buildLinkConnectionDetails((LinkCollectionIntent) intent); |
| } |
| |
| if (details.length() == 0) { |
| details.append("(No details for this intent)"); |
| } else { |
| details.insert(0, "Details: "); |
| } |
| return details.toString(); |
| } |
| |
| private String formatResources(Intent intent) { |
| return (intent.resources().isEmpty() ? |
| "(No resources for this intent)" : |
| "Resources: " + intent.resources()); |
| } |
| |
| public IntentTableRow(Intent intent) { |
| ApplicationId appid = intent.appId(); |
| |
| add(APP_ID, String.valueOf(appid.id()) + " : " + appid.name()); |
| add(KEY, intent.key().toString()); |
| add(TYPE, intent.getClass().getSimpleName()); |
| add(PRIORITY, Integer.toString(intent.priority())); |
| add(RESOURCES, formatResources(intent)); |
| add(DETAILS, formatDetails(intent)); |
| } |
| |
| @Override |
| protected String[] columnIds() { |
| return COL_IDS; |
| } |
| } |
| |
| } |