| /* |
| * Copyright 2016-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.pce.cli; |
| |
| import static org.onosproject.net.Link.State.ACTIVE; |
| import static org.onosproject.net.Link.Type.DIRECT; |
| import static org.slf4j.LoggerFactory.getLogger; |
| |
| import java.util.Collection; |
| import java.util.List; |
| import java.util.LinkedList; |
| |
| import com.google.common.collect.Lists; |
| |
| import org.apache.karaf.shell.api.action.Argument; |
| import org.apache.karaf.shell.api.action.Command; |
| import org.apache.karaf.shell.api.action.Option; |
| import org.apache.karaf.shell.api.action.lifecycle.Service; |
| import org.onlab.util.DataRateUnit; |
| import org.onosproject.cli.AbstractShellCommand; |
| import org.onosproject.incubator.net.tunnel.Tunnel; |
| import org.onosproject.incubator.net.tunnel.TunnelService; |
| import org.onosproject.net.ConnectPoint; |
| import org.onosproject.net.DefaultLink; |
| import org.onosproject.net.DeviceId; |
| import org.onosproject.net.NetworkResource; |
| import org.onosproject.net.PortNumber; |
| import org.onosproject.net.intent.Constraint; |
| import org.onosproject.net.provider.ProviderId; |
| import org.onosproject.pce.pceservice.ExplicitPathInfo; |
| import org.onosproject.pce.pceservice.constraint.CostConstraint; |
| import org.onosproject.pce.pceservice.LspType; |
| import org.onosproject.pce.pceservice.api.PceService; |
| import org.onosproject.pce.pceservice.constraint.PceBandwidthConstraint; |
| import org.slf4j.Logger; |
| |
| /** |
| * Supports creating the pce path. |
| */ |
| @Service |
| @Command(scope = "onos", name = "pce-setup-path", description = "Supports creating pce path.") |
| public class PceSetupPathCommand extends AbstractShellCommand { |
| private final Logger log = getLogger(getClass()); |
| public static final byte SUBTYPE_DEVICEID = 0; |
| public static final byte SUBTYPE_LINK = 1; |
| public static final byte SUBTYPE_INDEX = 1; |
| public static final byte TYPE_INDEX = 0; |
| |
| public static final byte DEVICEID_INDEX = 2; |
| public static final byte SOURCE_DEVICEID_INDEX = 2; |
| public static final byte SOURCE_PORTNO_INDEX = 3; |
| public static final byte DESTINATION_DEVICEID_INDEX = 4; |
| public static final byte DESTINATION_PORTNO_INDEX = 5; |
| |
| @Argument(index = 0, name = "src", description = "source device.", required = true, multiValued = false) |
| String src = null; |
| |
| @Argument(index = 1, name = "dst", description = "destination device.", required = true, multiValued = false) |
| String dst = null; |
| |
| @Argument(index = 2, name = "type", description = "LSP type:" + " It includes " |
| + "PCE tunnel with signalling in network (0), " |
| + "PCE tunnel without signalling in network with segment routing (1), " |
| + "PCE tunnel without signalling in network (2).", |
| required = true, multiValued = false) |
| int type = 0; |
| |
| @Argument(index = 3, name = "name", description = "symbolic-path-name.", required = true, multiValued = false) |
| String name = null; |
| |
| @Option(name = "-c", aliases = "--cost", description = "The cost attribute IGP cost(1) or TE cost(2)", |
| required = false, multiValued = false) |
| int cost = 2; |
| |
| @Option(name = "-b", aliases = "--bandwidth", description = "The bandwidth attribute of path. " |
| + "Data rate unit is in BPS.", required = false, multiValued = false) |
| double bandwidth = 0.0; |
| |
| @Option(name = "-e", aliases = "--explicitPathObjects", description = "List of strict and loose hopes" |
| + " explicitPathInfo format : Type/SubType/Value(DeviceId or Link info)\n" + |
| " If Value is Device : Type/SubType/deviceId\n" + |
| " If Value is Link : Type/SubType/SourceDeviceId/SourcePortNo/DestinationDeviceId/DestinationPortNo" + |
| "Type 0 - strict, 1 - loose \n" + "SubType 0 - deviceId, 1 - link \n", |
| required = false, multiValued = true) |
| String[] explicitPathInfoStrings; |
| |
| @Option(name = "-l", aliases = "--loadBalancing", description = "The load balancing option for user. ", |
| required = false, multiValued = false) |
| boolean loadBalancing = false; |
| |
| //explicitPathInfo format : Type/SubType/Value(DeviceId or Link info) |
| //If Value is Device : Type/SubType/deviceId |
| //If Value is Link : Type/SubType/SourceDeviceId/SourcePortNo/DestinationDeviceId/DestinationPortNo |
| List<ExplicitPathInfo> explicitPathInfo = Lists.newLinkedList(); |
| |
| @Override |
| protected void doExecute() { |
| log.info("executing pce-setup-path"); |
| |
| PceService service = get(PceService.class); |
| TunnelService tunnelService = get(TunnelService.class); |
| |
| DeviceId srcDevice = DeviceId.deviceId(src); |
| DeviceId dstDevice = DeviceId.deviceId(dst); |
| List<Constraint> listConstrnt = new LinkedList<>(); |
| |
| // LSP type validation |
| if ((type < 0) || (type > 2)) { |
| error("The LSP type value can be PCE tunnel with signalling in network (0), " + |
| "PCE tunnel without signalling in network with segment routing (1), " + |
| "PCE tunnel without signalling in network (2)."); |
| return; |
| } |
| LspType lspType = LspType.values()[type]; |
| |
| //Validating tunnel name, duplicated tunnel names not allowed |
| Collection<Tunnel> existingTunnels = tunnelService.queryTunnel(Tunnel.Type.MPLS); |
| for (Tunnel t : existingTunnels) { |
| if (t.tunnelName().toString().equals(name)) { |
| error("Path creation failed, Tunnel name already exists"); |
| return; |
| } |
| } |
| |
| // Add bandwidth |
| // bandwidth default data rate unit is in BPS |
| if (bandwidth != 0.0) { |
| listConstrnt.add(PceBandwidthConstraint.of(bandwidth, DataRateUnit.valueOf("BPS"))); |
| } |
| |
| // Add cost |
| // Cost validation |
| if ((cost < 1) || (cost > 2)) { |
| error("The cost attribute value either IGP cost(1) or TE cost(2)."); |
| return; |
| } |
| // Here 'cost - 1' indicates the index of enum |
| CostConstraint.Type costType = CostConstraint.Type.values()[cost - 1]; |
| listConstrnt.add(CostConstraint.of(costType)); |
| |
| if (explicitPathInfoStrings != null) { |
| for (String str : explicitPathInfoStrings) { |
| String[] splitted = str.split("/"); |
| DeviceId deviceId; |
| NetworkResource res = null; |
| PortNumber portNo; |
| int explicitPathType = Integer.parseInt(splitted[TYPE_INDEX]); |
| if ((explicitPathType < 0) || (explicitPathType > 1)) { |
| error("Explicit path validation failed"); |
| return; |
| } |
| |
| //subtype 0 = deviceId, 1 = link |
| //subtype is required to store either as deviceId or Link |
| if (splitted[DEVICEID_INDEX] != null && Integer.parseInt(splitted[SUBTYPE_INDEX]) == SUBTYPE_DEVICEID) { |
| res = DeviceId.deviceId(splitted[DEVICEID_INDEX]); |
| } else if (Integer.parseInt(splitted[SUBTYPE_INDEX]) == SUBTYPE_LINK |
| && splitted[SOURCE_DEVICEID_INDEX] != null |
| && splitted[SOURCE_PORTNO_INDEX] != null |
| && splitted[DESTINATION_DEVICEID_INDEX] != null |
| && splitted[DESTINATION_PORTNO_INDEX] != null) { |
| |
| deviceId = DeviceId.deviceId(splitted[SOURCE_DEVICEID_INDEX]); |
| portNo = PortNumber.portNumber(splitted[SOURCE_PORTNO_INDEX]); |
| ConnectPoint cpSrc = new ConnectPoint(deviceId, portNo); |
| deviceId = DeviceId.deviceId(splitted[DESTINATION_DEVICEID_INDEX]); |
| portNo = PortNumber.portNumber(splitted[DESTINATION_PORTNO_INDEX]); |
| ConnectPoint cpDst = new ConnectPoint(deviceId, portNo); |
| res = DefaultLink.builder() |
| .providerId(ProviderId.NONE) |
| .src(cpSrc) |
| .dst(cpDst) |
| .type(DIRECT) |
| .state(ACTIVE) |
| .build(); |
| } else { |
| error("Explicit path validation failed"); |
| return; |
| } |
| ExplicitPathInfo obj = new ExplicitPathInfo(ExplicitPathInfo.Type.values()[explicitPathType], res); |
| explicitPathInfo.add(obj); |
| } |
| } |
| |
| //with load balancing option |
| if (loadBalancing) { |
| if (!service.setupPath(srcDevice, dstDevice, name, listConstrnt, lspType, loadBalancing)) { |
| error("Path creation failed."); |
| } |
| return; |
| } |
| |
| if (!service.setupPath(srcDevice, dstDevice, name, listConstrnt, lspType, explicitPathInfo)) { |
| error("Path creation failed."); |
| } |
| } |
| } |