Charles Chan | 5270ed0 | 2016-01-30 23:22:37 -0800 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2016 Open Networking Laboratory |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | package org.onosproject.segmentrouting.config; |
| 18 | |
| 19 | import com.fasterxml.jackson.databind.JsonNode; |
| 20 | import com.fasterxml.jackson.databind.node.ArrayNode; |
| 21 | import com.google.common.collect.ImmutableSet; |
| 22 | import org.onlab.packet.MacAddress; |
| 23 | import org.onosproject.core.ApplicationId; |
| 24 | import org.onosproject.net.config.Config; |
| 25 | import java.util.Set; |
| 26 | |
| 27 | import static com.google.common.base.MoreObjects.toStringHelper; |
| 28 | |
| 29 | /** |
| 30 | * App configuration object for Segment Routing. |
| 31 | */ |
| 32 | public class SegmentRoutingAppConfig extends Config<ApplicationId> { |
| 33 | private static final String VROUTER_MACS = "vRouterMacs"; |
| 34 | |
| 35 | @Override |
| 36 | public boolean isValid() { |
| 37 | return hasOnlyFields(VROUTER_MACS) && vRouterMacs() != null; |
| 38 | } |
| 39 | |
| 40 | /** |
| 41 | * Gets vRouters from the config. |
| 42 | * |
| 43 | * @return a set of vRouter MAC addresses |
| 44 | */ |
| 45 | public Set<MacAddress> vRouterMacs() { |
| 46 | if (!object.has(VROUTER_MACS)) { |
| 47 | return null; |
| 48 | } |
| 49 | |
| 50 | ImmutableSet.Builder<MacAddress> builder = ImmutableSet.builder(); |
| 51 | ArrayNode arrayNode = (ArrayNode) object.path(VROUTER_MACS); |
| 52 | for (JsonNode jsonNode : arrayNode) { |
| 53 | MacAddress mac; |
| 54 | |
| 55 | String macStr = jsonNode.asText(null); |
| 56 | if (macStr == null) { |
| 57 | return null; |
| 58 | } |
| 59 | try { |
| 60 | mac = MacAddress.valueOf(macStr); |
| 61 | } catch (IllegalArgumentException e) { |
| 62 | return null; |
| 63 | } |
| 64 | |
| 65 | builder.add(mac); |
| 66 | } |
| 67 | return builder.build(); |
| 68 | } |
| 69 | |
| 70 | /** |
| 71 | * Sets vRouters to the config. |
| 72 | * |
| 73 | * @param vRouterMacs a set of vRouter MAC addresses |
| 74 | * @return this {@link SegmentRoutingAppConfig} |
| 75 | */ |
| 76 | public SegmentRoutingAppConfig setVRouterMacs(Set<MacAddress> vRouterMacs) { |
| 77 | if (vRouterMacs == null) { |
| 78 | object.remove(VROUTER_MACS); |
| 79 | } else { |
| 80 | ArrayNode arrayNode = mapper.createArrayNode(); |
| 81 | |
| 82 | vRouterMacs.forEach(mac -> { |
| 83 | arrayNode.add(mac.toString()); |
| 84 | }); |
| 85 | |
| 86 | object.set(VROUTER_MACS, arrayNode); |
| 87 | } |
| 88 | return this; |
| 89 | } |
| 90 | |
| 91 | @Override |
| 92 | public String toString() { |
| 93 | return toStringHelper(this) |
| 94 | .add("vRouterMacs", vRouterMacs()) |
| 95 | .toString(); |
| 96 | } |
| 97 | } |