Lee Yongjae | 7c27bb4 | 2017-11-17 12:00:45 +0900 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2017-present Open Networking Foundation |
| 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.simplefabric; |
| 18 | |
| 19 | import com.fasterxml.jackson.databind.JsonNode; |
| 20 | import com.google.common.collect.Sets; |
| 21 | import org.onlab.packet.IpAddress; |
| 22 | import org.onlab.packet.IpPrefix; |
| 23 | import org.onlab.packet.MacAddress; |
| 24 | import org.onosproject.core.ApplicationId; |
| 25 | import org.onosproject.net.config.Config; |
| 26 | import org.onosproject.net.EncapsulationType; |
| 27 | import org.slf4j.Logger; |
| 28 | import org.slf4j.LoggerFactory; |
| 29 | |
| 30 | import java.util.Set; |
| 31 | |
| 32 | /** |
| 33 | * Configuration object for prefix config. |
| 34 | */ |
| 35 | public class SimpleFabricConfig extends Config<ApplicationId> { |
| 36 | public static final String KEY = "simpleFabric"; |
| 37 | |
| 38 | private static final String L2NETWORKS = "l2Networks"; |
| 39 | private static final String NAME = "name"; |
| 40 | private static final String INTERFACES = "interfaces"; |
| 41 | private static final String ENCAPSULATION = "encapsulation"; |
| 42 | private static final String L2FORWARD = "l2Forward"; |
| 43 | private static final String IPSUBNETS = "ipSubnets"; |
| 44 | private static final String BORDERROUTES = "borderRoutes"; |
| 45 | private static final String IPPREFIX = "ipPrefix"; |
| 46 | private static final String GATEWAYIP = "gatewayIp"; |
| 47 | private static final String GATEWAYMAC = "gatewayMac"; |
| 48 | private static final String L2NETWORKNAME = "l2NetworkName"; |
| 49 | private static final String NEXTHOP = "nextHop"; |
| 50 | |
| 51 | private final Logger log = LoggerFactory.getLogger(getClass()); |
| 52 | |
| 53 | /** |
| 54 | * Returns all l2Networks in this configuration. |
| 55 | * |
| 56 | * @return A set of L2Network. |
| 57 | */ |
| 58 | public Set<L2Network> getL2Networks() { |
| 59 | Set<L2Network> l2Networks = Sets.newHashSet(); |
| 60 | JsonNode l2NetworkNode = object.get(L2NETWORKS); |
| 61 | if (l2NetworkNode == null) { |
| 62 | return l2Networks; |
| 63 | } |
| 64 | |
| 65 | l2NetworkNode.forEach(jsonNode -> { |
| 66 | Set<String> ifaces = Sets.newHashSet(); |
| 67 | JsonNode l2NetworkIfaces = jsonNode.path(INTERFACES); |
| 68 | if (l2NetworkIfaces == null) { |
| 69 | log.warn("simple fabric network config cannot find {}; skip: jsonNode={}", INTERFACES, jsonNode); |
| 70 | } else if (!l2NetworkIfaces.toString().isEmpty()) { |
| 71 | l2NetworkIfaces.forEach(ifacesNode -> ifaces.add(new String(ifacesNode.asText()))); |
| 72 | } |
| 73 | String encapsulation = "NONE"; // NONE or VLAN |
| 74 | if (jsonNode.hasNonNull(ENCAPSULATION)) { |
| 75 | encapsulation = jsonNode.get(ENCAPSULATION).asText(); |
| 76 | } |
| 77 | boolean l2Forward = true; |
| 78 | if (jsonNode.hasNonNull(L2FORWARD)) { |
| 79 | l2Forward = jsonNode.get(L2FORWARD).asBoolean(); |
| 80 | } |
| 81 | try { |
| 82 | l2Networks.add(new L2Network( |
| 83 | jsonNode.get(NAME).asText(), |
| 84 | ifaces, |
| 85 | EncapsulationType.enumFromString(encapsulation), |
| 86 | l2Forward)); |
| 87 | } catch (Exception e) { |
| 88 | log.warn("simple fabric network config l2Network parse failed; skip: error={} jsonNode={}", jsonNode); |
| 89 | } |
| 90 | }); |
| 91 | return l2Networks; |
| 92 | } |
| 93 | |
| 94 | /** |
| 95 | * Gets the set of configured local IP subnets. |
| 96 | * |
| 97 | * @return IP Subnets |
| 98 | */ |
| 99 | public Set<IpSubnet> ipSubnets() { |
| 100 | Set<IpSubnet> subnets = Sets.newHashSet(); |
| 101 | JsonNode subnetsNode = object.get(IPSUBNETS); |
| 102 | if (subnetsNode == null) { |
| 103 | log.warn("simple fabric network config ipSubnets is null!"); |
| 104 | return subnets; |
| 105 | } |
| 106 | |
| 107 | subnetsNode.forEach(jsonNode -> { |
| 108 | String encapsulation = "NONE"; // NONE or VLAN |
| 109 | if (jsonNode.hasNonNull(ENCAPSULATION)) { |
| 110 | encapsulation = jsonNode.get(ENCAPSULATION).asText(); |
| 111 | } |
| 112 | try { |
| 113 | subnets.add(new IpSubnet( |
| 114 | IpPrefix.valueOf(jsonNode.get(IPPREFIX).asText()), |
| 115 | IpAddress.valueOf(jsonNode.get(GATEWAYIP).asText()), |
| 116 | MacAddress.valueOf(jsonNode.get(GATEWAYMAC).asText()), |
| 117 | EncapsulationType.enumFromString(encapsulation), |
| 118 | jsonNode.get(L2NETWORKNAME).asText())); |
| 119 | } catch (Exception e) { |
| 120 | log.warn("simple fabric network config ipSubnet parse failed; skip: error={} jsonNode={}", jsonNode); |
| 121 | } |
| 122 | }); |
| 123 | |
| 124 | return subnets; |
| 125 | } |
| 126 | |
| 127 | /** |
| 128 | * Returns all routes in this configuration. |
| 129 | * |
| 130 | * @return A set of route. |
| 131 | */ |
| 132 | public Set<Route> borderRoutes() { |
| 133 | Set<Route> routes = Sets.newHashSet(); |
| 134 | |
| 135 | JsonNode routesNode = object.get(BORDERROUTES); |
| 136 | if (routesNode == null) { |
| 137 | //log.warn("simple fabric network config borderRoutes is null!"); |
| 138 | return routes; |
| 139 | } |
| 140 | |
| 141 | routesNode.forEach(jsonNode -> { |
| 142 | try { |
| 143 | routes.add(new Route( |
| 144 | Route.Source.STATIC, |
| 145 | IpPrefix.valueOf(jsonNode.path(IPPREFIX).asText()), |
| 146 | IpAddress.valueOf(jsonNode.path(NEXTHOP).asText()))); |
| 147 | } catch (IllegalArgumentException e) { |
| 148 | log.warn("simple fabric network config parse error; skip: {}", jsonNode); |
| 149 | } |
| 150 | }); |
| 151 | |
| 152 | return routes; |
| 153 | } |
| 154 | |
| 155 | } |