| /* |
| * Copyright 2018-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.simplefabric.impl; |
| |
| import com.fasterxml.jackson.databind.JsonNode; |
| import com.google.common.collect.Sets; |
| import org.onlab.packet.IpAddress; |
| import org.onlab.packet.IpPrefix; |
| import org.onlab.packet.MacAddress; |
| import org.onosproject.core.ApplicationId; |
| import org.onosproject.net.EncapsulationType; |
| import org.onosproject.net.config.Config; |
| import org.onosproject.simplefabric.api.FabricNetwork; |
| import org.onosproject.simplefabric.api.FabricRoute; |
| import org.onosproject.simplefabric.api.FabricSubnet; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import java.util.Set; |
| |
| /** |
| * Configuration object for prefix config. |
| */ |
| public class SimpleFabricConfig extends Config<ApplicationId> { |
| public static final String KEY = "simpleFabric"; |
| |
| private static final String FABRIC_NETWORKS = "fabricNetworks"; |
| private static final String NAME = "name"; |
| private static final String INTERFACES = "interfaces"; |
| private static final String ENCAPSULATION = "encapsulation"; |
| private static final String IS_FORWARD = "isForward"; |
| private static final String IS_BROADCAST = "isBroadcast"; |
| |
| private static final String FABRIC_SUBNETS = "fabricSubnets"; |
| private static final String PREFIX = "prefix"; |
| private static final String GATEWAY_IP = "gatewayIp"; |
| private static final String GATEWAY_MAC = "gatewayMac"; |
| private static final String NETWORK_NAME = "networkName"; |
| |
| private static final String FABRIC_ROUTES = "fabricRoutes"; |
| private static final String NEXT_HOP = "nextHop"; |
| |
| private static final String NONE_ENCAPSULATION = "NONE"; |
| |
| private final Logger log = LoggerFactory.getLogger(getClass()); |
| |
| /** |
| * Returns all fabric networks in this configuration. |
| * |
| * @return a set of fabric networks |
| */ |
| public Set<FabricNetwork> fabricNetworks() { |
| Set<FabricNetwork> fabricNetworks = Sets.newHashSet(); |
| JsonNode fabricNetworkNodes = object.get(FABRIC_NETWORKS); |
| if (fabricNetworkNodes == null) { |
| return fabricNetworks; |
| } |
| |
| fabricNetworkNodes.forEach(jsonNode -> { |
| Set<String> ifaces = Sets.newHashSet(); |
| JsonNode fabricNetworkIfaces = jsonNode.path(INTERFACES); |
| if (fabricNetworkIfaces == null) { |
| log.warn("Fabric network interfaces cannot find {}; skip: jsonNode={}", INTERFACES, jsonNode); |
| } else if (!fabricNetworkIfaces.toString().isEmpty()) { |
| fabricNetworkIfaces.forEach(ifacesNode -> ifaces.add(ifacesNode.asText())); |
| } |
| String encapsulation = NONE_ENCAPSULATION; // NONE or VLAN |
| if (jsonNode.hasNonNull(ENCAPSULATION)) { |
| encapsulation = jsonNode.get(ENCAPSULATION).asText(); |
| } |
| boolean isForward = true; |
| if (jsonNode.hasNonNull(IS_FORWARD)) { |
| isForward = jsonNode.get(IS_FORWARD).asBoolean(); |
| } |
| boolean isBroadcast = true; |
| if (jsonNode.hasNonNull(IS_BROADCAST)) { |
| isBroadcast = jsonNode.get(IS_BROADCAST).asBoolean(); |
| } |
| try { |
| fabricNetworks.add(DefaultFabricNetwork.builder() |
| .name(jsonNode.get(NAME).asText()) |
| .interfaceNames(ifaces) |
| .encapsulation(EncapsulationType.enumFromString(encapsulation)) |
| .forward(isForward) |
| .broadcast(isBroadcast) |
| .build()); |
| } catch (Exception e) { |
| log.warn("Fabric network parse failed; skip: jsonNode={}", jsonNode); |
| } |
| }); |
| return fabricNetworks; |
| } |
| |
| /** |
| * Gets the set of configured local subnets. |
| * |
| * @return a set of subnets |
| */ |
| public Set<FabricSubnet> fabricSubnets() { |
| Set<FabricSubnet> subnets = Sets.newHashSet(); |
| JsonNode subnetsNode = object.get(FABRIC_SUBNETS); |
| if (subnetsNode == null) { |
| log.warn("FabricSubnets is null!"); |
| return subnets; |
| } |
| |
| subnetsNode.forEach(jsonNode -> { |
| String encapsulation = NONE_ENCAPSULATION; // NONE or VLAN |
| if (jsonNode.hasNonNull(ENCAPSULATION)) { |
| encapsulation = jsonNode.get(ENCAPSULATION).asText(); |
| } |
| try { |
| subnets.add(DefaultFabricSubnet.builder() |
| .prefix(IpPrefix.valueOf(jsonNode.get(PREFIX).asText())) |
| .gatewayIp(IpAddress.valueOf(jsonNode.get(GATEWAY_IP).asText())) |
| .gatewayMac(MacAddress.valueOf(jsonNode.get(GATEWAY_MAC).asText())) |
| .encapsulation(EncapsulationType.enumFromString(encapsulation)) |
| .networkName(jsonNode.get(NETWORK_NAME).asText()) |
| .build()); |
| } catch (Exception e) { |
| log.warn("Fabric subnet parse failed; skip: jsonNode={}", jsonNode); |
| } |
| }); |
| |
| return subnets; |
| } |
| |
| /** |
| * Returns all routes in this configuration. |
| * |
| * @return a set of routes. |
| */ |
| public Set<FabricRoute> fabricRoutes() { |
| Set<FabricRoute> routes = Sets.newHashSet(); |
| |
| JsonNode routesNode = object.get(FABRIC_ROUTES); |
| if (routesNode == null) { |
| return routes; |
| } |
| |
| routesNode.forEach(jsonNode -> { |
| try { |
| routes.add(DefaultFabricRoute.builder() |
| .source(FabricRoute.Source.STATIC) |
| .prefix(IpPrefix.valueOf(jsonNode.path(PREFIX).asText())) |
| .nextHop(IpAddress.valueOf(jsonNode.path(NEXT_HOP).asText())) |
| .build()); |
| } catch (IllegalArgumentException e) { |
| log.warn("Fabric router parse error; skip: jsonNode={}", jsonNode); |
| } |
| }); |
| |
| return routes; |
| } |
| } |