| /* |
| * 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.pceservice; |
| |
| import static com.google.common.base.MoreObjects.toStringHelper; |
| |
| import java.util.Collection; |
| import java.util.List; |
| import java.util.Objects; |
| |
| import org.onlab.rest.BaseResource; |
| import org.onlab.util.DataRateUnit; |
| import org.onosproject.incubator.net.tunnel.Tunnel; |
| import org.onosproject.incubator.net.tunnel.TunnelId; |
| import org.onosproject.net.intent.Constraint; |
| import org.onosproject.pce.pceservice.constraint.CostConstraint; |
| import org.onosproject.pce.pceservice.constraint.PceBandwidthConstraint; |
| |
| /** |
| * Implementation of an entity which provides functionalities of pce path. |
| */ |
| public final class DefaultPcePath implements PcePath { |
| |
| private TunnelId id; // path id |
| private String source; // Ingress |
| private String destination; // Egress |
| private LspType lspType; // LSP type |
| private String name; // symbolic-path-name |
| private Constraint costConstraint; // cost constraint |
| private Constraint bandwidthConstraint; // bandwidth constraint |
| private Collection<ExplicitPathInfo> explicitPathInfo; //list of explicit path info |
| |
| /** |
| * Initializes PCE path attributes. |
| * |
| * @param id path id |
| * @param src ingress |
| * @param dst egress |
| * @param lspType LSP type |
| * @param name symbolic-path-name |
| * @param costConstrnt cost constraint |
| * @param bandwidthConstrnt bandwidth constraint |
| * @param explicitPathInfo list of explicit path info |
| */ |
| private DefaultPcePath(TunnelId id, String src, String dst, LspType lspType, |
| String name, Constraint costConstrnt, Constraint bandwidthConstrnt, |
| Collection<ExplicitPathInfo> explicitPathInfo) { |
| this.id = id; |
| this.source = src; |
| this.destination = dst; |
| this.lspType = lspType; |
| this.name = name; |
| this.costConstraint = costConstrnt; |
| this.bandwidthConstraint = bandwidthConstrnt; |
| this.explicitPathInfo = explicitPathInfo; |
| } |
| |
| @Override |
| public TunnelId id() { |
| return id; |
| } |
| |
| @Override |
| public void id(TunnelId id) { |
| this.id = id; |
| } |
| |
| @Override |
| public String source() { |
| return source; |
| } |
| |
| @Override |
| public void source(String src) { |
| this.source = src; |
| } |
| |
| @Override |
| public String destination() { |
| return destination; |
| } |
| |
| @Override |
| public void destination(String dst) { |
| this.destination = dst; |
| } |
| |
| @Override |
| public LspType lspType() { |
| return lspType; |
| } |
| |
| @Override |
| public String name() { |
| return name; |
| } |
| |
| @Override |
| public Constraint costConstraint() { |
| return costConstraint; |
| } |
| |
| @Override |
| public Constraint bandwidthConstraint() { |
| return bandwidthConstraint; |
| } |
| |
| @Override |
| public Collection<ExplicitPathInfo> explicitPathInfo() { |
| return explicitPathInfo; |
| } |
| |
| @Override |
| public PcePath copy(PcePath path) { |
| if (null != path.source()) { |
| this.source = path.source(); |
| } |
| if (null != path.destination()) { |
| this.destination = path.destination(); |
| } |
| |
| this.lspType = path.lspType(); |
| |
| if (null != path.name()) { |
| this.name = path.name(); |
| } |
| if (null != path.costConstraint()) { |
| this.costConstraint = path.costConstraint(); |
| } |
| if (null != path.bandwidthConstraint()) { |
| this.bandwidthConstraint = path.bandwidthConstraint(); |
| } |
| return this; |
| } |
| |
| @Override |
| public int hashCode() { |
| return Objects.hash(id, source, destination, lspType, name, costConstraint, bandwidthConstraint, |
| explicitPathInfo); |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (this == obj) { |
| return true; |
| } |
| if (obj instanceof DefaultPcePath) { |
| DefaultPcePath that = (DefaultPcePath) obj; |
| return Objects.equals(id, that.id) |
| && Objects.equals(source, that.source) |
| && Objects.equals(destination, that.destination) |
| && Objects.equals(lspType, that.lspType) |
| && Objects.equals(name, that.name) |
| && Objects.equals(costConstraint, that.costConstraint) |
| && Objects.equals(bandwidthConstraint, that.bandwidthConstraint) |
| && Objects.equals(explicitPathInfo, that.explicitPathInfo); |
| } |
| return false; |
| } |
| |
| @Override |
| public String toString() { |
| return toStringHelper(this) |
| .omitNullValues() |
| .add("id", id()) |
| .add("source", source) |
| .add("destination", destination) |
| .add("lsptype", lspType) |
| .add("name", name) |
| .add("costConstraint", costConstraint) |
| .add("bandwidthConstraint", bandwidthConstraint) |
| .add("explicitPathInfo", explicitPathInfo) |
| .toString(); |
| } |
| |
| /** |
| * Creates an instance of the pce path builder. |
| * |
| * @return instance of builder |
| */ |
| public static Builder builder() { |
| return new Builder(); |
| } |
| |
| /** |
| * Builder class for pce path. |
| */ |
| public static final class Builder extends BaseResource implements PcePath.Builder { |
| private TunnelId id; |
| private String source; |
| private String destination; |
| private LspType lspType; |
| private String name; |
| private Constraint costConstraint; |
| private Constraint bandwidthConstraint; |
| private Collection<ExplicitPathInfo> explicitPathInfo; |
| |
| @Override |
| public Builder id(String id) { |
| this.id = TunnelId.valueOf(id); |
| return this; |
| } |
| |
| @Override |
| public Builder source(String source) { |
| this.source = source; |
| return this; |
| } |
| |
| @Override |
| public Builder destination(String destination) { |
| this.destination = destination; |
| return this; |
| } |
| |
| @Override |
| public Builder lspType(String type) { |
| if (null != type) { |
| this.lspType = LspType.values()[Integer.valueOf(type)]; |
| } |
| return this; |
| } |
| |
| @Override |
| public Builder name(String name) { |
| this.name = name; |
| return this; |
| } |
| |
| @Override |
| public Builder costConstraint(String cost) { |
| this.costConstraint = CostConstraint.of(CostConstraint.Type.values()[Integer.valueOf(cost) - 1]); |
| return this; |
| } |
| |
| @Override |
| public Builder bandwidthConstraint(String bandwidth) { |
| this.bandwidthConstraint = PceBandwidthConstraint.of(Double.valueOf(bandwidth), DataRateUnit |
| .valueOf("BPS")); |
| return this; |
| } |
| |
| @Override |
| public Builder explicitPathInfo(Collection<ExplicitPathInfo> explicitPathInfo) { |
| this.explicitPathInfo = explicitPathInfo; |
| return this; |
| } |
| |
| @Override |
| public Builder of(Tunnel tunnel, List<ExplicitPathInfo> explicitPathInfoList) { |
| this.id = TunnelId.valueOf(tunnel.tunnelId().id()); |
| this.source = tunnel.path().src().deviceId().toString(); |
| this.destination = tunnel.path().dst().deviceId().toString(); |
| this.name = tunnel.tunnelName().toString(); |
| // LSP type |
| String lspType = tunnel.annotations().value(PcepAnnotationKeys.LSP_SIG_TYPE); |
| if (lspType != null) { |
| this.lspType = LspType.values()[LspType.valueOf(lspType).type()]; |
| } |
| |
| // Cost type |
| String costType = tunnel.annotations().value(PcepAnnotationKeys.COST_TYPE); |
| if (costType != null) { |
| this.costConstraint = CostConstraint.of(CostConstraint.Type.valueOf(costType)); |
| } |
| |
| // Bandwidth |
| String bandwidth = tunnel.annotations().value(PcepAnnotationKeys.BANDWIDTH); |
| if (bandwidth != null) { |
| this.bandwidthConstraint = PceBandwidthConstraint.of(Double.parseDouble(bandwidth), |
| DataRateUnit.valueOf("BPS")); |
| } |
| |
| // Explicit Path |
| if (explicitPathInfoList != null) { |
| this.explicitPathInfo = explicitPathInfoList; |
| } |
| |
| return this; |
| } |
| |
| @Override |
| public PcePath build() { |
| return new DefaultPcePath(id, source, destination, lspType, name, |
| costConstraint, bandwidthConstraint, explicitPathInfo); |
| } |
| } |
| } |