Andreas Papazois | 92e4a04 | 2016-02-24 15:29:30 +0200 | [diff] [blame^] | 1 | /* |
| 2 | * |
| 3 | * * Copyright 2016 Open Networking Laboratory |
| 4 | * * |
| 5 | * * Licensed under the Apache License, Version 2.0 (the "License"); |
| 6 | * * you may not use this file except in compliance with the License. |
| 7 | * * You may obtain a copy of the License at |
| 8 | * * |
| 9 | * * http://www.apache.org/licenses/LICENSE-2.0 |
| 10 | * * |
| 11 | * * Unless required by applicable law or agreed to in writing, software |
| 12 | * * distributed under the License is distributed on an "AS IS" BASIS, |
| 13 | * * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 14 | * * See the License for the specific language governing permissions and |
| 15 | * * limitations under the License. |
| 16 | * |
| 17 | */ |
| 18 | |
| 19 | package org.onosproject.drivers.cisco; |
| 20 | |
| 21 | import org.onlab.packet.VlanId; |
| 22 | import org.onosproject.drivers.utilities.XmlConfigParser; |
| 23 | import org.onosproject.net.DeviceId; |
| 24 | import org.onosproject.net.behaviour.InterfaceConfig; |
| 25 | import org.onosproject.net.driver.AbstractHandlerBehaviour; |
| 26 | import org.onosproject.netconf.NetconfController; |
| 27 | import org.onosproject.netconf.NetconfException; |
| 28 | import org.onosproject.netconf.NetconfSession; |
| 29 | import org.slf4j.Logger; |
| 30 | |
| 31 | import java.io.ByteArrayInputStream; |
| 32 | import java.nio.charset.StandardCharsets; |
| 33 | |
| 34 | import static com.google.common.base.Preconditions.checkNotNull; |
| 35 | import static org.slf4j.LoggerFactory.getLogger; |
| 36 | |
| 37 | /** |
| 38 | * Configures interfaces on Cisco IOS devices. |
| 39 | */ |
| 40 | public class InterfaceConfigCiscoIosImpl extends AbstractHandlerBehaviour |
| 41 | implements InterfaceConfig { |
| 42 | |
| 43 | private final Logger log = getLogger(getClass()); |
| 44 | |
| 45 | /** |
| 46 | * Adds an interface to a VLAN. |
| 47 | * @param deviceId the device ID |
| 48 | * @param intf the name of the interface |
| 49 | * @param vlanId the VLAN ID |
| 50 | * @return the result of operation |
| 51 | */ |
| 52 | @Override |
| 53 | public boolean addInterfaceToVlan(DeviceId deviceId, String intf, VlanId vlanId) { |
| 54 | NetconfController controller = checkNotNull(handler() |
| 55 | .get(NetconfController.class)); |
| 56 | |
| 57 | NetconfSession session = controller.getDevicesMap().get(handler() |
| 58 | .data().deviceId()).getSession(); |
| 59 | String reply; |
| 60 | try { |
| 61 | //TODO remove XML triming if preceeds in Session |
| 62 | reply = session.requestSync(addInterfaceToVlanBuilder(intf, vlanId)).trim(); |
| 63 | } catch (NetconfException e) { |
| 64 | log.error("Failed to configure VLAN ID {} on device {} interface {}.", |
| 65 | vlanId, deviceId, intf, e); |
| 66 | return false; |
| 67 | } |
| 68 | |
| 69 | return XmlConfigParser.configSuccess(XmlConfigParser.loadXml( |
| 70 | new ByteArrayInputStream(reply.getBytes(StandardCharsets.UTF_8)))); |
| 71 | } |
| 72 | |
| 73 | /** |
| 74 | * Builds a request to add an interface to a VLAN. |
| 75 | * @param intf the name of the interface |
| 76 | * @param vlanId the VLAN ID |
| 77 | * @return the request string. |
| 78 | */ |
| 79 | private String addInterfaceToVlanBuilder(String intf, VlanId vlanId) { |
| 80 | StringBuilder rpc = |
| 81 | new StringBuilder("<rpc xmlns=\"urn:ietf:params:xml:ns:netconf:base:1.0\" "); |
| 82 | rpc.append("xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\">"); |
| 83 | rpc.append("<edit-config>"); |
| 84 | rpc.append("<target>"); |
| 85 | rpc.append("<running/>"); |
| 86 | rpc.append("</target>"); |
| 87 | rpc.append("<config>"); |
| 88 | rpc.append("<xml-config-data>"); |
| 89 | rpc.append("<Device-Configuration><interface><Param>"); |
| 90 | rpc.append(intf); |
| 91 | rpc.append("</Param>"); |
| 92 | rpc.append("<ConfigIf-Configuration>"); |
| 93 | rpc.append("<switchport><access><vlan><VLANIDVLANPortAccessMode>"); |
| 94 | rpc.append(vlanId); |
| 95 | rpc.append("</VLANIDVLANPortAccessMode></vlan></access></switchport>"); |
| 96 | rpc.append("<switchport><mode><access/></mode></switchport>"); |
| 97 | rpc.append("</ConfigIf-Configuration>"); |
| 98 | rpc.append("</interface>"); |
| 99 | rpc.append("</Device-Configuration>"); |
| 100 | rpc.append("</xml-config-data>"); |
| 101 | rpc.append("</config>"); |
| 102 | rpc.append("</edit-config>"); |
| 103 | rpc.append("</rpc>"); |
| 104 | |
| 105 | return rpc.toString(); |
| 106 | } |
| 107 | |
| 108 | /** |
| 109 | * Removes an interface from a VLAN. |
| 110 | * @param deviceId the device ID |
| 111 | * @param intf the name of the interface |
| 112 | * @param vlanId the VLAN ID |
| 113 | * @return the result of operation |
| 114 | */ |
| 115 | @Override |
| 116 | public boolean removeInterfaceFromVlan(DeviceId deviceId, String intf, |
| 117 | VlanId vlanId) { |
| 118 | NetconfController controller = checkNotNull(handler() |
| 119 | .get(NetconfController.class)); |
| 120 | |
| 121 | NetconfSession session = controller.getDevicesMap().get(handler() |
| 122 | .data().deviceId()).getSession(); |
| 123 | String reply; |
| 124 | try { |
| 125 | //TODO remove XML triming if preceeds in Session |
| 126 | reply = session.requestSync(removeInterfaceFromVlanBuilder(intf, vlanId)).trim(); |
| 127 | } catch (NetconfException e) { |
| 128 | log.error("Failed to remove VLAN ID {} from device {} interface {}.", |
| 129 | vlanId, deviceId, intf, e); |
| 130 | return false; |
| 131 | } |
| 132 | |
| 133 | return XmlConfigParser.configSuccess(XmlConfigParser.loadXml( |
| 134 | new ByteArrayInputStream(reply.getBytes(StandardCharsets.UTF_8)))); |
| 135 | } |
| 136 | |
| 137 | /** |
| 138 | * Builds a request to remove an interface from a VLAN. |
| 139 | * @param intf the name of the interface |
| 140 | * @param vlanId the VLAN ID |
| 141 | * @return the request string. |
| 142 | */ |
| 143 | private String removeInterfaceFromVlanBuilder(String intf, VlanId vlanId) { |
| 144 | StringBuilder rpc = |
| 145 | new StringBuilder("<rpc xmlns=\"urn:ietf:params:xml:ns:netconf:base:1.0\" "); |
| 146 | rpc.append("xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\">"); |
| 147 | rpc.append("<edit-config>"); |
| 148 | rpc.append("<target>"); |
| 149 | rpc.append("<running/>"); |
| 150 | rpc.append("</target>"); |
| 151 | rpc.append("<config>"); |
| 152 | rpc.append("<xml-config-data>"); |
| 153 | rpc.append("<Device-Configuration><interface><Param>"); |
| 154 | rpc.append(intf); |
| 155 | rpc.append("</Param>"); |
| 156 | rpc.append("<ConfigIf-Configuration>"); |
| 157 | rpc.append("<switchport operation=\"delete\"><access><vlan><VLANIDVLANPortAccessMode>"); |
| 158 | rpc.append(vlanId); |
| 159 | rpc.append("</VLANIDVLANPortAccessMode></vlan></access></switchport>"); |
| 160 | rpc.append("<switchport operation=\"delete\"><mode><access/></mode></switchport>"); |
| 161 | rpc.append("</ConfigIf-Configuration>"); |
| 162 | rpc.append("</interface>"); |
| 163 | rpc.append("</Device-Configuration>"); |
| 164 | rpc.append("</xml-config-data>"); |
| 165 | rpc.append("</config>"); |
| 166 | rpc.append("</edit-config>"); |
| 167 | rpc.append("</rpc>"); |
| 168 | |
| 169 | return rpc.toString(); |
| 170 | } |
| 171 | |
| 172 | /** |
| 173 | * Configures an interface as trunk for VLAN. |
| 174 | * @param deviceId the device ID |
| 175 | * @param intf the name of the interface |
| 176 | * @param vlanId the VLAN ID |
| 177 | * @return the result of operation |
| 178 | */ |
| 179 | @Override |
| 180 | public boolean addTrunkInterface(DeviceId deviceId, String intf, VlanId vlanId) { |
| 181 | NetconfController controller = checkNotNull(handler() |
| 182 | .get(NetconfController.class)); |
| 183 | |
| 184 | NetconfSession session = controller.getDevicesMap().get(handler() |
| 185 | .data().deviceId()).getSession(); |
| 186 | String reply; |
| 187 | try { |
| 188 | //TODO remove XML triming if preceeds in Session |
| 189 | reply = session.requestSync(addTrunkInterfaceBuilder(intf, vlanId)).trim(); |
| 190 | } catch (NetconfException e) { |
| 191 | log.error("Failed to configure trunk mode for VLAN ID {} on device {} interface {}.", |
| 192 | vlanId, deviceId, intf, e); |
| 193 | return false; |
| 194 | } |
| 195 | |
| 196 | return XmlConfigParser.configSuccess(XmlConfigParser.loadXml( |
| 197 | new ByteArrayInputStream(reply.getBytes(StandardCharsets.UTF_8)))); |
| 198 | } |
| 199 | |
| 200 | /** |
| 201 | * Builds a request to configure an interface as trunk for VLAN. |
| 202 | * @param intf the name of the interface |
| 203 | * @param vlanId the VLAN ID |
| 204 | * @return the request string. |
| 205 | */ |
| 206 | private String addTrunkInterfaceBuilder(String intf, VlanId vlanId) { |
| 207 | StringBuilder rpc = |
| 208 | new StringBuilder("<rpc xmlns=\"urn:ietf:params:xml:ns:netconf:base:1.0\" "); |
| 209 | rpc.append("xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\">"); |
| 210 | rpc.append("<edit-config>"); |
| 211 | rpc.append("<target>"); |
| 212 | rpc.append("<running/>"); |
| 213 | rpc.append("</target>"); |
| 214 | rpc.append("<config>"); |
| 215 | rpc.append("<xml-config-data>"); |
| 216 | rpc.append("<Device-Configuration><interface><Param>"); |
| 217 | rpc.append(intf); |
| 218 | rpc.append("</Param>"); |
| 219 | rpc.append("<ConfigIf-Configuration>"); |
| 220 | rpc.append("<switchport><trunk><encapsulation><dot1q/></encapsulation>"); |
| 221 | rpc.append("</trunk></switchport><switchport><trunk><allowed><vlan>"); |
| 222 | rpc.append("<VLANIDsAllowedVLANsPortTrunkingMode>"); |
| 223 | rpc.append(vlanId); |
| 224 | rpc.append("</VLANIDsAllowedVLANsPortTrunkingMode></vlan></allowed></trunk>"); |
| 225 | rpc.append("</switchport><switchport><mode><trunk/></mode></switchport>"); |
| 226 | rpc.append("</ConfigIf-Configuration>"); |
| 227 | rpc.append("</interface>"); |
| 228 | rpc.append("</Device-Configuration>"); |
| 229 | rpc.append("</xml-config-data>"); |
| 230 | rpc.append("</config>"); |
| 231 | rpc.append("</edit-config>"); |
| 232 | rpc.append("</rpc>"); |
| 233 | |
| 234 | return rpc.toString(); |
| 235 | } |
| 236 | |
| 237 | /** |
| 238 | * Removes trunk mode configuration for VLAN from an interface. |
| 239 | * @param deviceId the device ID |
| 240 | * @param intf the name of the interface |
| 241 | * @param vlanId the VLAN ID |
| 242 | * @return the result of operation |
| 243 | */ |
| 244 | @Override |
| 245 | public boolean removeTrunkInterface(DeviceId deviceId, String intf, VlanId vlanId) { |
| 246 | NetconfController controller = checkNotNull(handler() |
| 247 | .get(NetconfController.class)); |
| 248 | |
| 249 | NetconfSession session = controller.getDevicesMap().get(handler() |
| 250 | .data().deviceId()).getSession(); |
| 251 | String reply; |
| 252 | try { |
| 253 | //TODO remove XML triming if preceeds in Session |
| 254 | reply = session.requestSync(removeTrunkInterfaceBuilder(intf, vlanId)).trim(); |
| 255 | } catch (NetconfException e) { |
| 256 | log.error("Failed to remove trunk mode for VLAN ID {} on device {} interface {}.", |
| 257 | vlanId, deviceId, intf, e); |
| 258 | return false; |
| 259 | } |
| 260 | |
| 261 | return XmlConfigParser.configSuccess(XmlConfigParser.loadXml( |
| 262 | new ByteArrayInputStream(reply.getBytes(StandardCharsets.UTF_8)))); |
| 263 | } |
| 264 | |
| 265 | /** |
| 266 | * Builds a request to remove trunk mode configuration for VLAN from an interface. |
| 267 | * @param intf the name of the interface |
| 268 | * @param vlanId the VLAN ID |
| 269 | * @return the request string. |
| 270 | */ |
| 271 | private String removeTrunkInterfaceBuilder(String intf, VlanId vlanId) { |
| 272 | StringBuilder rpc = |
| 273 | new StringBuilder("<rpc xmlns=\"urn:ietf:params:xml:ns:netconf:base:1.0\" "); |
| 274 | rpc.append("xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\">"); |
| 275 | rpc.append("<edit-config>"); |
| 276 | rpc.append("<target>"); |
| 277 | rpc.append("<running/>"); |
| 278 | rpc.append("</target>"); |
| 279 | rpc.append("<config>"); |
| 280 | rpc.append("<xml-config-data>"); |
| 281 | rpc.append("<Device-Configuration><interface><Param>"); |
| 282 | rpc.append(intf); |
| 283 | rpc.append("</Param>"); |
| 284 | rpc.append("<ConfigIf-Configuration>"); |
| 285 | rpc.append("<switchport><mode operation=\"delete\"><trunk/></mode></switchport>"); |
| 286 | rpc.append("<switchport><trunk operation=\"delete\"><encapsulation>"); |
| 287 | rpc.append("<dot1q/></encapsulation></trunk></switchport>"); |
| 288 | rpc.append("<switchport><trunk operation=\"delete\"><allowed><vlan>"); |
| 289 | rpc.append("<VLANIDsAllowedVLANsPortTrunkingMode>"); |
| 290 | rpc.append(vlanId); |
| 291 | rpc.append("</VLANIDsAllowedVLANsPortTrunkingMode></vlan></allowed>"); |
| 292 | rpc.append("</trunk></switchport></ConfigIf-Configuration>"); |
| 293 | rpc.append("</interface>"); |
| 294 | rpc.append("</Device-Configuration>"); |
| 295 | rpc.append("</xml-config-data>"); |
| 296 | rpc.append("</config>"); |
| 297 | rpc.append("</edit-config>"); |
| 298 | rpc.append("</rpc>"); |
| 299 | |
| 300 | return rpc.toString(); |
| 301 | } |
| 302 | |
| 303 | } |
| 304 | |