Jian Li | 9ee9c8b | 2019-01-24 11:48:12 +0900 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2019-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 | package org.onosproject.k8snetworking.codec; |
| 17 | |
| 18 | import com.fasterxml.jackson.databind.node.ObjectNode; |
| 19 | import org.onlab.packet.IpAddress; |
| 20 | import org.onosproject.codec.CodecContext; |
| 21 | import org.onosproject.codec.JsonCodec; |
| 22 | import org.onosproject.k8snetworking.api.DefaultK8sNetwork; |
| 23 | import org.onosproject.k8snetworking.api.K8sNetwork; |
| 24 | import org.slf4j.Logger; |
| 25 | |
| 26 | import static com.google.common.base.Preconditions.checkNotNull; |
| 27 | import static org.onlab.util.Tools.nullIsIllegal; |
| 28 | import static org.slf4j.LoggerFactory.getLogger; |
| 29 | |
| 30 | /** |
| 31 | * Kubernetes network codec used for serializing and de-serializing JSON string. |
| 32 | */ |
| 33 | public final class K8sNetworkCodec extends JsonCodec<K8sNetwork> { |
| 34 | |
| 35 | private final Logger log = getLogger(getClass()); |
| 36 | |
| 37 | private static final String NETWORK_ID = "networkId"; |
Jian Li | 7e8f57e | 2019-01-24 18:31:03 +0900 | [diff] [blame] | 38 | private static final String NAME = "name"; |
Jian Li | 9ee9c8b | 2019-01-24 11:48:12 +0900 | [diff] [blame] | 39 | private static final String TYPE = "type"; |
| 40 | private static final String MTU = "mtu"; |
| 41 | private static final String SEGMENT_ID = "segmentId"; |
| 42 | private static final String GATEWAY_IP = "gatewayIp"; |
| 43 | private static final String CIDR = "cidr"; |
| 44 | |
| 45 | private static final String MISSING_MESSAGE = " is required in K8sNetwork"; |
| 46 | |
| 47 | @Override |
| 48 | public ObjectNode encode(K8sNetwork network, CodecContext context) { |
| 49 | checkNotNull(network, "Kubernetes network cannot be null"); |
| 50 | |
| 51 | ObjectNode result = context.mapper().createObjectNode() |
| 52 | .put(NETWORK_ID, network.networkId()) |
Jian Li | 7e8f57e | 2019-01-24 18:31:03 +0900 | [diff] [blame] | 53 | .put(NAME, network.name()) |
Jian Li | 9ee9c8b | 2019-01-24 11:48:12 +0900 | [diff] [blame] | 54 | .put(TYPE, network.type().name()) |
| 55 | .put(SEGMENT_ID, network.segmentId()) |
| 56 | .put(GATEWAY_IP, network.gatewayIp().toString()) |
| 57 | .put(CIDR, network.cidr()); |
| 58 | |
| 59 | if (network.mtu() != null) { |
| 60 | result.put(MTU, network.mtu()); |
| 61 | } |
| 62 | |
| 63 | return result; |
| 64 | } |
| 65 | |
| 66 | @Override |
| 67 | public K8sNetwork decode(ObjectNode json, CodecContext context) { |
| 68 | if (json == null || !json.isObject()) { |
| 69 | return null; |
| 70 | } |
| 71 | |
| 72 | String networkId = nullIsIllegal(json.get(NETWORK_ID).asText(), |
| 73 | NETWORK_ID + MISSING_MESSAGE); |
Jian Li | 7e8f57e | 2019-01-24 18:31:03 +0900 | [diff] [blame] | 74 | String name = nullIsIllegal(json.get(NAME).asText(), |
| 75 | NAME + MISSING_MESSAGE); |
Jian Li | 9ee9c8b | 2019-01-24 11:48:12 +0900 | [diff] [blame] | 76 | String type = nullIsIllegal(json.get(TYPE).asText(), |
| 77 | TYPE + MISSING_MESSAGE); |
| 78 | String segmentId = nullIsIllegal(json.get(SEGMENT_ID).asText(), |
| 79 | SEGMENT_ID + MISSING_MESSAGE); |
| 80 | String gatewayIp = nullIsIllegal(json.get(GATEWAY_IP).asText(), |
| 81 | GATEWAY_IP + MISSING_MESSAGE); |
| 82 | String cidr = nullIsIllegal(json.get(CIDR).asText(), |
| 83 | CIDR + MISSING_MESSAGE); |
| 84 | |
| 85 | DefaultK8sNetwork.Builder networkBuilder = DefaultK8sNetwork.builder() |
| 86 | .networkId(networkId) |
Jian Li | 7e8f57e | 2019-01-24 18:31:03 +0900 | [diff] [blame] | 87 | .name(name) |
Jian Li | 9ee9c8b | 2019-01-24 11:48:12 +0900 | [diff] [blame] | 88 | .type(K8sNetwork.Type.valueOf(type)) |
| 89 | .segmentId(segmentId) |
| 90 | .gatewayIp(IpAddress.valueOf(gatewayIp)) |
| 91 | .cidr(cidr); |
| 92 | |
| 93 | if (json.get(MTU) != null) { |
| 94 | networkBuilder.mtu(json.get(MTU).asInt()); |
| 95 | } |
| 96 | |
| 97 | return networkBuilder.build(); |
| 98 | } |
| 99 | } |