Jian Li | 1c10cf2 | 2021-03-05 01:32:04 +0900 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2021-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.kubevirtnetworking.codec; |
| 17 | |
| 18 | import com.fasterxml.jackson.databind.JsonNode; |
| 19 | import com.fasterxml.jackson.databind.node.ObjectNode; |
| 20 | import org.onlab.packet.IpPrefix; |
| 21 | import org.onosproject.codec.CodecContext; |
| 22 | import org.onosproject.codec.JsonCodec; |
| 23 | import org.onosproject.kubevirtnetworking.api.DefaultKubevirtSecurityGroupRule; |
| 24 | import org.onosproject.kubevirtnetworking.api.KubevirtSecurityGroupRule; |
| 25 | import org.slf4j.Logger; |
| 26 | |
| 27 | import static com.google.common.base.Preconditions.checkNotNull; |
| 28 | import static org.onlab.util.Tools.nullIsIllegal; |
| 29 | import static org.slf4j.LoggerFactory.getLogger; |
| 30 | |
| 31 | /** |
| 32 | * Kubevirt security group rule codec used for serializing and de-serializing JSON string. |
| 33 | */ |
| 34 | public final class KubevirtSecurityGroupRuleCodec extends JsonCodec<KubevirtSecurityGroupRule> { |
| 35 | |
| 36 | private final Logger log = getLogger(getClass()); |
| 37 | |
| 38 | private static final String ID = "id"; |
| 39 | private static final String SECURITY_GROUP_ID = "securityGroupId"; |
| 40 | private static final String DIRECTION = "direction"; |
| 41 | private static final String ETHER_TYPE = "etherType"; |
| 42 | private static final String PORT_RANGE_MAX = "portRangeMax"; |
| 43 | private static final String PORT_RANGE_MIN = "portRangeMin"; |
| 44 | private static final String PROTOCOL = "protocol"; |
| 45 | private static final String REMOTE_IP_PREFIX = "remoteIpPrefix"; |
| 46 | private static final String REMOTE_GROUP_ID = "remoteGroupId"; |
| 47 | |
| 48 | private static final String MISSING_MESSAGE = " is required in KubevirtSecurityGroupRule"; |
| 49 | |
| 50 | @Override |
| 51 | public ObjectNode encode(KubevirtSecurityGroupRule sgRule, CodecContext context) { |
| 52 | checkNotNull(sgRule, "Kubevirt security group rule cannot be null"); |
| 53 | |
| 54 | ObjectNode result = context.mapper().createObjectNode() |
| 55 | .put(ID, sgRule.id()) |
| 56 | .put(SECURITY_GROUP_ID, sgRule.securityGroupId()) |
| 57 | .put(DIRECTION, sgRule.direction()); |
| 58 | |
| 59 | if (sgRule.etherType() != null) { |
| 60 | result.put(ETHER_TYPE, sgRule.etherType()); |
| 61 | } |
| 62 | |
| 63 | if (sgRule.portRangeMax() != null) { |
| 64 | result.put(PORT_RANGE_MAX, sgRule.portRangeMax()); |
| 65 | } |
| 66 | |
| 67 | if (sgRule.portRangeMin() != null) { |
| 68 | result.put(PORT_RANGE_MIN, sgRule.portRangeMin()); |
| 69 | } |
| 70 | |
| 71 | if (sgRule.protocol() != null) { |
| 72 | result.put(PROTOCOL, sgRule.protocol()); |
| 73 | } |
| 74 | |
| 75 | if (sgRule.remoteIpPrefix() != null) { |
| 76 | result.put(REMOTE_IP_PREFIX, sgRule.remoteIpPrefix().toString()); |
| 77 | } |
| 78 | |
| 79 | if (sgRule.remoteGroupId() != null) { |
| 80 | result.put(REMOTE_GROUP_ID, sgRule.remoteGroupId()); |
| 81 | } |
| 82 | |
| 83 | return result; |
| 84 | } |
| 85 | |
| 86 | @Override |
| 87 | public KubevirtSecurityGroupRule decode(ObjectNode json, CodecContext context) { |
| 88 | if (json == null || !json.isObject()) { |
| 89 | return null; |
| 90 | } |
| 91 | |
| 92 | String id = nullIsIllegal(json.get(ID).asText(), ID + MISSING_MESSAGE); |
| 93 | String securityGroupId = nullIsIllegal(json.get(SECURITY_GROUP_ID).asText(), |
| 94 | SECURITY_GROUP_ID + MISSING_MESSAGE); |
| 95 | String direction = nullIsIllegal(json.get(DIRECTION).asText(), |
| 96 | DIRECTION + MISSING_MESSAGE); |
| 97 | |
| 98 | KubevirtSecurityGroupRule.Builder builder = DefaultKubevirtSecurityGroupRule.builder() |
| 99 | .id(id) |
| 100 | .securityGroupId(securityGroupId) |
| 101 | .direction(direction); |
| 102 | |
| 103 | JsonNode etherType = json.get(ETHER_TYPE); |
| 104 | if (etherType != null) { |
| 105 | builder.etherType(etherType.asText()); |
| 106 | } |
| 107 | |
| 108 | JsonNode portRangeMax = json.get(PORT_RANGE_MAX); |
| 109 | if (portRangeMax != null) { |
| 110 | builder.portRangeMax(portRangeMax.asInt()); |
| 111 | } |
| 112 | |
| 113 | JsonNode portRangeMin = json.get(PORT_RANGE_MIN); |
| 114 | if (portRangeMin != null) { |
| 115 | builder.portRangeMin(portRangeMin.asInt()); |
| 116 | } |
| 117 | |
| 118 | JsonNode protocol = json.get(PROTOCOL); |
| 119 | if (protocol != null) { |
| 120 | builder.protocol(protocol.asText()); |
| 121 | } |
| 122 | |
| 123 | JsonNode remoteIpPrefix = json.get(REMOTE_IP_PREFIX); |
| 124 | if (remoteIpPrefix != null) { |
| 125 | builder.remoteIpPrefix(IpPrefix.valueOf(remoteIpPrefix.asText())); |
| 126 | } |
| 127 | |
| 128 | JsonNode remoteGroupId = json.get(REMOTE_GROUP_ID); |
| 129 | if (remoteGroupId != null) { |
| 130 | builder.remoteGroupId(remoteGroupId.asText()); |
| 131 | } |
| 132 | |
| 133 | return builder.build(); |
| 134 | } |
| 135 | } |