| /* |
| * 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.opencord.cordvtn.codec; |
| |
| import com.fasterxml.jackson.databind.node.ArrayNode; |
| import com.fasterxml.jackson.databind.node.ObjectNode; |
| import com.google.common.collect.ImmutableSet; |
| import com.google.common.collect.Sets; |
| import org.onlab.packet.IpAddress; |
| import org.onlab.packet.MacAddress; |
| import org.onlab.packet.VlanId; |
| import org.onosproject.codec.CodecContext; |
| import org.onosproject.codec.JsonCodec; |
| import org.opencord.cordvtn.api.net.AddressPair; |
| import org.opencord.cordvtn.api.net.NetworkId; |
| import org.opencord.cordvtn.api.net.PortId; |
| import org.opencord.cordvtn.api.net.ServicePort; |
| import org.opencord.cordvtn.impl.DefaultServicePort; |
| |
| import java.util.Set; |
| |
| import static com.google.common.base.Preconditions.checkArgument; |
| import static com.google.common.base.Strings.isNullOrEmpty; |
| |
| /** |
| * Service port JSON codec. |
| */ |
| public final class ServicePortCodec extends JsonCodec<ServicePort> { |
| |
| private static final String ID = "id"; |
| private static final String NAME = "name"; |
| private static final String NETWORK_ID = "network_id"; |
| private static final String MAC_ADDRESS = "mac_address"; |
| private static final String IP_ADDRESS = "ip_address"; |
| private static final String VLAN_ID = "vlan_id"; |
| private static final String FLOATING_ADDRESS_PAIRS = "floating_address_pairs"; |
| |
| private static final String ERR_JSON = "Invalid ServicePort received"; |
| private static final String ERR_ID = "Service port ID cannot be null"; |
| |
| @Override |
| public ObjectNode encode(ServicePort sport, CodecContext context) { |
| ObjectNode result = context.mapper().createObjectNode().put(ID, sport.id().id()); |
| |
| if (sport.networkId() != null) { |
| result.put(NETWORK_ID, sport.networkId().id()); |
| } |
| if (!isNullOrEmpty(sport.name())) { |
| result.put(NAME, sport.name()); |
| } |
| if (sport.vlanId() != null) { |
| result.put(VLAN_ID, sport.vlanId().id()); |
| } |
| if (sport.mac() != null) { |
| result.put(MAC_ADDRESS, sport.mac().toString()); |
| } |
| if (sport.ip() != null) { |
| result.put(IP_ADDRESS, sport.ip().toString()); |
| } |
| ArrayNode addressPairs = context.mapper().createArrayNode(); |
| sport.addressPairs().forEach(pair -> { |
| ObjectNode pairJson = context.mapper().createObjectNode() |
| .put(IP_ADDRESS, pair.ip().toString()) |
| .put(MAC_ADDRESS, pair.mac().toString()); |
| addressPairs.add(pairJson); |
| }); |
| result.set(FLOATING_ADDRESS_PAIRS, addressPairs); |
| |
| return result; |
| } |
| |
| // TODO allow removing existing value when explicit null received |
| @Override |
| public ServicePort decode(ObjectNode json, CodecContext context) { |
| checkArgument(json != null && json.isObject(), ERR_JSON); |
| checkArgument(!json.path(ID).isMissingNode() && !json.path(ID).isNull(), ERR_ID); |
| |
| ServicePort.Builder sportBuilder = |
| DefaultServicePort.builder().id(PortId.of(json.get(ID).asText())); |
| |
| if (!json.path(NETWORK_ID).isMissingNode()) { |
| if (json.path(NETWORK_ID).isNull() || |
| isNullOrEmpty(json.path(NETWORK_ID).asText())) { |
| final String error = "Null or empty ServicePort network ID received"; |
| throw new IllegalArgumentException(error); |
| } else { |
| sportBuilder.networkId(NetworkId.of(json.get(NETWORK_ID).asText())); |
| } |
| } |
| |
| if (!json.path(NAME).isMissingNode()) { |
| if (json.path(NAME).isNull() || isNullOrEmpty(json.path(NAME).asText())) { |
| final String error = "Null or empty ServicePort name received"; |
| throw new IllegalArgumentException(error); |
| } else { |
| sportBuilder.name(json.get(NAME).asText()); |
| } |
| } |
| |
| if (!json.path(MAC_ADDRESS).isMissingNode()) { |
| try { |
| sportBuilder.mac(MacAddress.valueOf(json.path(MAC_ADDRESS).asText())); |
| } catch (IllegalArgumentException | NullPointerException e) { |
| final String error = "Invalid ServicePort MAC address received"; |
| throw new IllegalArgumentException(error); |
| } |
| } |
| |
| if (!json.path(IP_ADDRESS).isMissingNode()) { |
| try { |
| sportBuilder.ip(IpAddress.valueOf(json.get(IP_ADDRESS).asText())); |
| } catch (IllegalArgumentException | NullPointerException e) { |
| final String error = "Invalid ServicePort IP address received"; |
| throw new IllegalArgumentException(error); |
| } |
| } |
| |
| if (!json.path(VLAN_ID).isMissingNode()) { |
| try { |
| sportBuilder.vlanId(VlanId.vlanId(json.get(VLAN_ID).asText())); |
| } catch (IllegalArgumentException | NullPointerException e) { |
| final String error = "Invalid VLAN ID is received"; |
| throw new IllegalArgumentException(error); |
| } |
| } |
| |
| if (!json.path(FLOATING_ADDRESS_PAIRS).isMissingNode() && |
| json.path(FLOATING_ADDRESS_PAIRS).isNull()) { |
| sportBuilder.addressPairs(ImmutableSet.of()); |
| } else if (!json.path(FLOATING_ADDRESS_PAIRS).isMissingNode()) { |
| Set<AddressPair> addressPairs = Sets.newHashSet(); |
| json.path(FLOATING_ADDRESS_PAIRS).forEach(pair -> { |
| if (pair.path(IP_ADDRESS).isMissingNode() || |
| pair.path(IP_ADDRESS).isNull() || |
| pair.path(MAC_ADDRESS).isMissingNode() || |
| pair.path(MAC_ADDRESS).isNull()) { |
| final String error = "Invalid floating address pair received: "; |
| throw new IllegalArgumentException(error + pair.asText()); |
| } |
| try { |
| AddressPair addrPair = AddressPair.of( |
| IpAddress.valueOf(pair.get(IP_ADDRESS).asText()), |
| MacAddress.valueOf(pair.get(MAC_ADDRESS).asText())); |
| addressPairs.add(addrPair); |
| } catch (IllegalArgumentException e) { |
| final String error = "Invalid floating address pair received: "; |
| throw new IllegalArgumentException(error + pair.asText()); |
| } |
| }); |
| sportBuilder.addressPairs(addressPairs); |
| } |
| return sportBuilder.build(); |
| } |
| } |