Jian Li | 077b07e | 2020-09-01 16:55:25 +0900 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2020-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.k8snode.api; |
| 17 | |
| 18 | import com.google.common.base.MoreObjects; |
| 19 | import com.google.common.base.Strings; |
| 20 | import org.onosproject.net.DeviceId; |
| 21 | |
| 22 | import java.util.Objects; |
| 23 | |
| 24 | import static org.onosproject.k8snode.api.Constants.GENEVE_TUNNEL; |
| 25 | import static org.onosproject.k8snode.api.Constants.GRE_TUNNEL; |
| 26 | import static org.onosproject.k8snode.api.Constants.TUNNEL_BRIDGE; |
| 27 | import static org.onosproject.k8snode.api.Constants.VXLAN_TUNNEL; |
| 28 | |
| 29 | /** |
| 30 | * K8s tunnel bridge. |
| 31 | */ |
Jian Li | 019ce6a | 2020-09-09 10:23:21 +0900 | [diff] [blame^] | 32 | public class K8sTunnelBridge implements K8sBridge { |
Jian Li | 077b07e | 2020-09-01 16:55:25 +0900 | [diff] [blame] | 33 | |
| 34 | private static final String OF_PREFIX = "of:"; |
| 35 | |
| 36 | private final int tunnelId; |
| 37 | |
| 38 | /** |
| 39 | * Default constructor. |
| 40 | * |
| 41 | * @param tunnelId tunnel identifier |
| 42 | */ |
| 43 | public K8sTunnelBridge(int tunnelId) { |
| 44 | this.tunnelId = tunnelId; |
| 45 | } |
| 46 | |
Jian Li | 019ce6a | 2020-09-09 10:23:21 +0900 | [diff] [blame^] | 47 | @Override |
Jian Li | 077b07e | 2020-09-01 16:55:25 +0900 | [diff] [blame] | 48 | public DeviceId deviceId() { |
| 49 | return DeviceId.deviceId(dpid()); |
| 50 | } |
| 51 | |
| 52 | /** |
| 53 | * Returns tunnel ID. |
| 54 | * |
| 55 | * @return tunnel ID |
| 56 | */ |
| 57 | public int tunnelId() { |
| 58 | return tunnelId; |
| 59 | } |
| 60 | |
Jian Li | 019ce6a | 2020-09-09 10:23:21 +0900 | [diff] [blame^] | 61 | @Override |
Jian Li | 077b07e | 2020-09-01 16:55:25 +0900 | [diff] [blame] | 62 | public String dpid() { |
| 63 | return genDpidFromName(name()); |
| 64 | } |
| 65 | |
Jian Li | 019ce6a | 2020-09-09 10:23:21 +0900 | [diff] [blame^] | 66 | @Override |
Jian Li | 077b07e | 2020-09-01 16:55:25 +0900 | [diff] [blame] | 67 | public String name() { |
| 68 | return TUNNEL_BRIDGE + "-" + tunnelId; |
| 69 | } |
| 70 | |
| 71 | /** |
| 72 | * Returns GRE port name. |
| 73 | * |
| 74 | * @return GRE port name |
| 75 | */ |
| 76 | public String grePortName() { |
| 77 | return GRE_TUNNEL + "-" + tunnelId; |
| 78 | } |
| 79 | |
| 80 | /** |
| 81 | * Returns VXLAN port name. |
| 82 | * |
| 83 | * @return VXLAN port name |
| 84 | */ |
| 85 | public String vxlanPortName() { |
| 86 | return VXLAN_TUNNEL + "-" + tunnelId; |
| 87 | } |
| 88 | |
| 89 | /** |
| 90 | * Returns GENEVE port name. |
| 91 | * |
| 92 | * @return GENEVE port name |
| 93 | */ |
| 94 | public String genevePortName() { |
| 95 | return GENEVE_TUNNEL + "-" + tunnelId; |
| 96 | } |
| 97 | |
| 98 | @Override |
| 99 | public boolean equals(Object o) { |
| 100 | if (this == o) { |
| 101 | return true; |
| 102 | } |
| 103 | if (o == null || getClass() != o.getClass()) { |
| 104 | return false; |
| 105 | } |
| 106 | K8sTunnelBridge that = (K8sTunnelBridge) o; |
| 107 | return tunnelId == that.tunnelId; |
| 108 | } |
| 109 | |
| 110 | @Override |
| 111 | public int hashCode() { |
| 112 | return Objects.hash(tunnelId); |
| 113 | } |
| 114 | |
| 115 | @Override |
| 116 | public String toString() { |
| 117 | return MoreObjects.toStringHelper(this) |
| 118 | .add("tunnelId", tunnelId) |
| 119 | .toString(); |
| 120 | } |
| 121 | |
| 122 | private String genDpidFromName(String name) { |
| 123 | if (name != null) { |
| 124 | String hexString = Integer.toHexString(name.hashCode()); |
| 125 | return OF_PREFIX + Strings.padStart(hexString, 16, '0'); |
| 126 | } |
| 127 | |
| 128 | return null; |
| 129 | } |
| 130 | } |