janani b | 9ed76be | 2017-08-29 19:11:33 +0530 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2017-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 | |
| 17 | package org.onosproject.drivers.huawei; |
| 18 | |
| 19 | import org.onosproject.l3vpn.netl3vpn.TunnelInfo; |
| 20 | import org.onosproject.yang.gen.v1.nel3vpncommtype.rev20141225.nel3vpncommtype.Ipv4Address; |
| 21 | import org.onosproject.yang.gen.v1.nel3vpncommtype.rev20141225.nel3vpncommtype.L3VpncommonL3VpnPrefixType; |
| 22 | import org.onosproject.yang.gen.v1.nel3vpnapi.rev20141225.nel3vpnapi.devices.device.DefaultL3Vpn; |
| 23 | import org.onosproject.yang.gen.v1.nel3vpnapi.rev20141225.nel3vpnapi.devices.device.l3vpn.DefaultL3Vpncomm; |
| 24 | import org.onosproject.yang.gen.v1.nel3vpnapi.rev20141225.nel3vpnapi.devices.device.l3vpn.l3vpncomm.DefaultL3VpnInstances; |
| 25 | import org.onosproject.yang.gen.v1.nel3vpnapi.rev20141225.nel3vpnapi.devices.device.l3vpn.l3vpncomm.l3vpninstances.DefaultL3VpnInstance; |
| 26 | import org.onosproject.yang.gen.v1.nel3vpnapi.rev20141225.nel3vpnapi.devices.device.l3vpn.l3vpncomm.l3vpninstances.L3VpnInstanceKeys; |
| 27 | import org.onosproject.yang.gen.v1.nel3vpnapi.rev20141225.nel3vpnapi.devices.device.l3vpn.l3vpncomm.l3vpninstances.l3vpninstance.DefaultVpnInstAfs; |
| 28 | import org.onosproject.yang.gen.v1.nel3vpnapi.rev20141225.nel3vpnapi.devices.device.l3vpn.l3vpncomm.l3vpninstances.l3vpninstance.vpninstafs.DefaultVpnInstAf; |
| 29 | import org.onosproject.yang.gen.v1.nel3vpnapi.rev20141225.nel3vpnapi.devices.device.l3vpn.l3vpncomm.l3vpninstances.l3vpninstance.vpninstafs.VpnInstAfKeys; |
| 30 | import org.onosproject.yang.gen.v1.netnlm.rev20141225.netnlm.DefaultDevices; |
| 31 | import org.onosproject.yang.gen.v1.netnlm.rev20141225.netnlm.Devices; |
| 32 | import org.onosproject.yang.gen.v1.netnlm.rev20141225.netnlm.devices.DefaultDevice; |
| 33 | import org.onosproject.yang.gen.v1.netnlm.rev20141225.netnlm.devices.Device; |
| 34 | import org.onosproject.yang.gen.v1.netnlm.rev20141225.netnlm.devices.DeviceKeys; |
| 35 | import org.onosproject.yang.gen.v1.netnlm.rev20141225.netnlm.devices.device.DefaultTnlm; |
| 36 | import org.onosproject.yang.gen.v1.netnlm.rev20141225.netnlm.devices.device.Tnlm; |
| 37 | import org.onosproject.yang.gen.v1.netnlm.rev20141225.netnlm.devices.device.tnlm.DefaultTunnelPolicys; |
| 38 | import org.onosproject.yang.gen.v1.netnlm.rev20141225.netnlm.devices.device.tnlm.TunnelPolicys; |
| 39 | import org.onosproject.yang.gen.v1.netnlm.rev20141225.netnlm.devices.device.tnlm.tunnelpolicys.DefaultTunnelPolicy; |
| 40 | import org.onosproject.yang.gen.v1.netnlm.rev20141225.netnlm.devices.device.tnlm.tunnelpolicys.TunnelPolicy; |
| 41 | import org.onosproject.yang.gen.v1.netnlm.rev20141225.netnlm.devices.device.tnlm.tunnelpolicys.TunnelPolicyKeys; |
| 42 | import org.onosproject.yang.gen.v1.netnlm.rev20141225.netnlm.devices.device.tnlm.tunnelpolicys.tunnelpolicy.DefaultTpNexthops; |
| 43 | import org.onosproject.yang.gen.v1.netnlm.rev20141225.netnlm.devices.device.tnlm.tunnelpolicys.tunnelpolicy.TpNexthops; |
| 44 | import org.onosproject.yang.gen.v1.netnlm.rev20141225.netnlm.devices.device.tnlm.tunnelpolicys.tunnelpolicy.tpnexthops.DefaultTpNexthop; |
| 45 | import org.onosproject.yang.gen.v1.netnlm.rev20141225.netnlm.devices.device.tnlm.tunnelpolicys.tunnelpolicy.tpnexthops.TpNexthop; |
| 46 | import org.onosproject.yang.gen.v1.netnlm.rev20141225.netnlm.devices.device.tnlm.tunnelpolicys.tunnelpolicy.tpnexthops.tpnexthop.DefaultTpTunnels; |
| 47 | import org.onosproject.yang.gen.v1.netnlm.rev20141225.netnlm.devices.device.tnlm.tunnelpolicys.tunnelpolicy.tpnexthops.tpnexthop.TpTunnels; |
| 48 | import org.onosproject.yang.gen.v1.netnlm.rev20141225.netnlm.devices.device.tnlm.tunnelpolicys.tunnelpolicy.tpnexthops.tpnexthop.tptunnels.DefaultTpTunnel; |
| 49 | import org.onosproject.yang.gen.v1.netnlm.rev20141225.netnlm.devices.device.tnlm.tunnelpolicys.tunnelpolicy.tpnexthops.tpnexthop.tptunnels.TpTunnel; |
| 50 | import org.onosproject.yang.gen.v1.netnlmtype.rev20141225.netnlmtype.tnlmbasetnlpolicytype.TnlmbaseTnlPolicyTypeEnum; |
| 51 | import org.onosproject.yang.model.DefaultModelObjectData; |
| 52 | import org.onosproject.yang.model.InnerModelObject; |
| 53 | import org.onosproject.yang.model.LeafModelObject; |
| 54 | import org.onosproject.yang.model.ModelObjectData; |
| 55 | import org.onosproject.yang.model.ModelObjectId.Builder; |
| 56 | |
| 57 | import static org.onosproject.drivers.huawei.DriverUtil.UNSUPPORTED_MODEL_LVL; |
| 58 | import static org.onosproject.drivers.huawei.DriverUtil.getData; |
| 59 | import static org.onosproject.drivers.huawei.InsConstructionUtil.getModObjIdDriDevice; |
| 60 | import static org.onosproject.l3vpn.netl3vpn.ModelIdLevel.TP_HOP; |
| 61 | import static org.onosproject.yang.gen.v1.nel3vpncommtype.rev20141225.nel3vpncommtype.l3vpncommonl3vpnprefixtype.L3VpncommonL3VpnPrefixTypeEnum.IPV4UNI; |
| 62 | import static org.onosproject.yang.gen.v1.nel3vpnapi.rev20141225.nel3vpnapi.devices.device.l3vpn.l3vpncomm.l3vpninstances.l3vpninstance.vpninstafs.VpnInstAf.LeafIdentifier.TNLPOLICYNAME; |
| 63 | import static org.onosproject.yang.gen.v1.netnlmtype.rev20141225.netnlmtype.TnlmbaseTnlPolicyType.of; |
| 64 | import static org.onosproject.yang.model.ModelObjectId.builder; |
| 65 | |
| 66 | /** |
| 67 | * Representation of utility for tunnel creation and deletion. |
| 68 | */ |
| 69 | public final class TnlConstructionUtil { |
| 70 | |
| 71 | /** |
| 72 | * Error message for unsupported device type. |
| 73 | */ |
| 74 | private static final String UNSUPPORTED_DEV_TYPE = "Levels other than " + |
| 75 | "devices and device are not permitted."; |
| 76 | |
| 77 | /** |
| 78 | * Error message for unsupported tunnel policy type. |
| 79 | */ |
| 80 | private static final String UNSUPPORTED_TNL_POL_TYPE = "Levels other" + |
| 81 | " than tnlm and tnl policy are not permitted."; |
| 82 | |
| 83 | // No instantiation. |
| 84 | private TnlConstructionUtil() { |
| 85 | } |
| 86 | |
| 87 | /** |
| 88 | * Returns the created model object data of devices or device level from |
| 89 | * the tunnel info. |
| 90 | * |
| 91 | * @param tnlInfo tunnel info |
| 92 | * @return driver model object data |
| 93 | */ |
| 94 | static ModelObjectData getCreateTnlDev(TunnelInfo tnlInfo) { |
| 95 | Device device = new DefaultDevice(); |
| 96 | device.deviceid(tnlInfo.devId()); |
| 97 | |
| 98 | switch (tnlInfo.level()) { |
| 99 | case DEVICES: |
| 100 | Devices devices = new DefaultDevices(); |
| 101 | devices.addToDevice(device); |
| 102 | return getData(null, (InnerModelObject) devices); |
| 103 | |
| 104 | case DEVICE: |
| 105 | Builder id = getDevicesId(); |
| 106 | return getData(id.build(), (InnerModelObject) device); |
| 107 | |
| 108 | default: |
| 109 | throw new IllegalArgumentException(UNSUPPORTED_DEV_TYPE); |
| 110 | } |
| 111 | } |
| 112 | |
| 113 | /** |
| 114 | * Returns the created model object data of tunnel policy from the tunnel |
| 115 | * info. |
| 116 | * |
| 117 | * @param tnlInfo tunnel info |
| 118 | * @return driver model object data |
| 119 | */ |
| 120 | static ModelObjectData getCreateTnlPol(TunnelInfo tnlInfo) { |
| 121 | Builder id = getDeviceId(tnlInfo.devId()); |
| 122 | TunnelPolicy tnlPol = new DefaultTunnelPolicy(); |
| 123 | tnlPol.tnlPolicyName(tnlInfo.polName()); |
| 124 | tnlPol.tnlPolicyType(of(TnlmbaseTnlPolicyTypeEnum.of(2))); |
| 125 | |
| 126 | switch (tnlInfo.level()) { |
| 127 | case TNL_M: |
| 128 | Tnlm tnlm = new DefaultTnlm(); |
| 129 | TunnelPolicys tnlPolicys = new DefaultTunnelPolicys(); |
| 130 | tnlPolicys.addToTunnelPolicy(tnlPol); |
| 131 | tnlm.tunnelPolicys(tnlPolicys); |
| 132 | return getData(id.build(), (InnerModelObject) tnlm); |
| 133 | |
| 134 | case TNL_POL: |
| 135 | id = getTunnelPolicysId(id); |
| 136 | return getData(id.build(), (InnerModelObject) tnlPol); |
| 137 | |
| 138 | default: |
| 139 | throw new IllegalArgumentException(UNSUPPORTED_TNL_POL_TYPE); |
| 140 | } |
| 141 | } |
| 142 | |
| 143 | /** |
| 144 | * Returns the created model object data of tunnel from the tunnel info. |
| 145 | * |
| 146 | * @param tnlInfo tunnel info |
| 147 | * @return driver model object data |
| 148 | */ |
| 149 | static ModelObjectData getCreateTnl(TunnelInfo tnlInfo) { |
| 150 | TunnelPolicyKeys key = new TunnelPolicyKeys(); |
| 151 | key.tnlPolicyName(tnlInfo.polName()); |
| 152 | |
| 153 | Builder id = getDeviceId(tnlInfo.devId()); |
| 154 | id = getTunnelPolicysId(id); |
| 155 | id = id.addChild(DefaultTunnelPolicy.class, key); |
| 156 | TpNexthop tpHop = new DefaultTpNexthop(); |
| 157 | TpTunnels tunnels = new DefaultTpTunnels(); |
| 158 | TpTunnel tunnel = new DefaultTpTunnel(); |
| 159 | tunnel.tunnelName(tnlInfo.tnlName()); |
| 160 | tunnel.autoTunnel(true); |
| 161 | tunnels.addToTpTunnel(tunnel); |
| 162 | tpHop.tpTunnels(tunnels); |
| 163 | tpHop.nexthopIpaddr(Ipv4Address.of(tnlInfo.desIp())); |
| 164 | |
| 165 | if (tnlInfo.level() == TP_HOP) { |
| 166 | id.addChild(DefaultTpNexthops.class); |
| 167 | return getData(id.build(), (InnerModelObject) tpHop); |
| 168 | } else { |
| 169 | TpNexthops tpHops = new DefaultTpNexthops(); |
| 170 | tpHops.addToTpNexthop(tpHop); |
| 171 | return getData(id.build(), (InnerModelObject) tpHops); |
| 172 | } |
| 173 | } |
| 174 | |
| 175 | /** |
| 176 | * Returns the created model object data of binding the tunnel policy to |
| 177 | * the VPN from the tunnel policy name and device id. |
| 178 | * |
| 179 | * @param tnlInfo tunnel info |
| 180 | * @return driver model object data |
| 181 | */ |
| 182 | static ModelObjectData getBindTnl(TunnelInfo tnlInfo) { |
| 183 | L3VpnInstanceKeys vpnKey = new L3VpnInstanceKeys(); |
| 184 | vpnKey.vrfName(tnlInfo.polName()); |
| 185 | VpnInstAfKeys afKeys = new VpnInstAfKeys(); |
| 186 | afKeys.afType(L3VpncommonL3VpnPrefixType.of(IPV4UNI)); |
| 187 | |
| 188 | Builder id = getModObjIdDriDevice(tnlInfo.devId()); |
| 189 | id.addChild(DefaultL3Vpn.class); |
| 190 | id.addChild(DefaultL3Vpncomm.class); |
| 191 | id.addChild(DefaultL3VpnInstances.class); |
| 192 | id.addChild(DefaultL3VpnInstance.class, vpnKey); |
| 193 | id.addChild(DefaultVpnInstAfs.class); |
| 194 | id.addChild(DefaultVpnInstAf.class, afKeys); |
| 195 | |
| 196 | LeafModelObject leaf = new LeafModelObject(); |
| 197 | leaf.leafIdentifier(TNLPOLICYNAME); |
| 198 | leaf.addValue(tnlInfo.polName()); |
| 199 | return DefaultModelObjectData.builder().addModelObject(leaf) |
| 200 | .identifier(id.build()).build(); |
| 201 | } |
| 202 | |
| 203 | /** |
| 204 | * Returns the driver model object data for delete, according to the |
| 205 | * levels it has to be constructed for tunnel policy. |
| 206 | * |
| 207 | * @param tnlInfo tunnel info |
| 208 | * @return driver model object data |
| 209 | */ |
| 210 | static ModelObjectData getDeleteTnl(TunnelInfo tnlInfo) { |
| 211 | Builder id = getDeviceId(tnlInfo.devId()); |
| 212 | switch (tnlInfo.level()) { |
| 213 | case DEVICES: |
| 214 | return getData(getDevicesId().build(), new DefaultDevice()); |
| 215 | |
| 216 | case DEVICE: |
| 217 | return getData(id.build(), new DefaultTnlm()); |
| 218 | |
| 219 | case TNL_POL: |
| 220 | id = getTunnelPolicysId(id); |
| 221 | TunnelPolicyKeys polKey = new TunnelPolicyKeys(); |
| 222 | polKey.tnlPolicyName(tnlInfo.polName()); |
| 223 | id = id.addChild(DefaultTunnelPolicy.class, polKey); |
| 224 | return getData(id.build(), new DefaultTpNexthops()); |
| 225 | |
| 226 | default: |
| 227 | throw new IllegalArgumentException(UNSUPPORTED_MODEL_LVL); |
| 228 | } |
| 229 | } |
| 230 | |
| 231 | /** |
| 232 | * Returns the model object id of tunnel with devices and device. |
| 233 | * |
| 234 | * @param id device id |
| 235 | * @return model object id |
| 236 | */ |
| 237 | private static Builder getDeviceId(String id) { |
| 238 | DeviceKeys devId = new DeviceKeys(); |
| 239 | devId.deviceid(id); |
| 240 | return getDevicesId().addChild(DefaultDevice.class, devId); |
| 241 | } |
| 242 | |
| 243 | /** |
| 244 | * Returns the model object id of tunnel with devices. |
| 245 | * |
| 246 | * @return model object id |
| 247 | */ |
| 248 | private static Builder getDevicesId() { |
| 249 | return builder().addChild(DefaultDevices.class); |
| 250 | } |
| 251 | |
| 252 | /** |
| 253 | * Returns the model object id of tunnel policies. |
| 254 | * |
| 255 | * @param id model object id |
| 256 | * @return model object id with tunnel policies |
| 257 | */ |
| 258 | public static Builder getTunnelPolicysId(Builder id) { |
| 259 | return id.addChild(DefaultTnlm.class) |
| 260 | .addChild(DefaultTunnelPolicys.class); |
| 261 | } |
| 262 | } |