diff options
Diffstat (limited to 'framework/src/onos/utils/misc/src/main/java/org/onlab/packet/ONOSLLDP.java')
| -rw-r--r-- | framework/src/onos/utils/misc/src/main/java/org/onlab/packet/ONOSLLDP.java | 185 |
1 files changed, 0 insertions, 185 deletions
diff --git a/framework/src/onos/utils/misc/src/main/java/org/onlab/packet/ONOSLLDP.java b/framework/src/onos/utils/misc/src/main/java/org/onlab/packet/ONOSLLDP.java deleted file mode 100644 index 5b3902a8..00000000 --- a/framework/src/onos/utils/misc/src/main/java/org/onlab/packet/ONOSLLDP.java +++ /dev/null @@ -1,185 +0,0 @@ -/* - * Copyright 2014 Open Networking Laboratory - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ -package org.onlab.packet; - -import com.google.common.collect.Lists; -import org.apache.commons.lang.ArrayUtils; - -import java.nio.ByteBuffer; -import java.nio.charset.StandardCharsets; - -/** - * ONOS LLDP containing organizational TLV for ONOS device dicovery. - */ -public class ONOSLLDP extends LLDP { - - public static final byte[] ONLAB_OUI = {(byte) 0xa4, 0x23, 0x05}; - public static final String DEFAULT_DEVICE = "INVALID"; - public static final String DEFAULT_NAME = "ONOS Discovery"; - - public static final byte[] LLDP_NICIRA = {0x01, 0x23, 0x20, 0x00, 0x00, - 0x01}; - public static final byte[] LLDP_MULTICAST = {0x01, (byte) 0x80, - (byte) 0xc2, 0x00, 0x00, 0x0e}; - public static final byte[] BDDP_MULTICAST = {(byte) 0xff, (byte) 0xff, - (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff}; - - private static final byte NAME_SUBTYPE = 1; - private static final byte DEVICE_SUBTYPE = 2; - private static final short NAME_LENGTH = 4; //1 for subtype + 3 for OUI - private static final short DEVICE_LENGTH = 4; //1 for subtype + 3 for OUI - private final LLDPOrganizationalTLV nameTLV = new LLDPOrganizationalTLV(); - private final LLDPOrganizationalTLV deviceTLV = new LLDPOrganizationalTLV(); - - // TLV constants: type, size and subtype - // Organizationally specific TLV also have packet offset and contents of TLV - // header - private static final byte CHASSIS_TLV_TYPE = 1; - private static final byte CHASSIS_TLV_SIZE = 7; - private static final byte CHASSIS_TLV_SUBTYPE = 4; - - private static final byte PORT_TLV_TYPE = 2; - private static final byte PORT_TLV_SIZE = 5; - private static final byte PORT_TLV_SUBTYPE = 2; - - private static final byte TTL_TLV_TYPE = 3; - - - private final byte[] ttlValue = new byte[] {0, 0x78}; - - public ONOSLLDP() { - super(); - setName(DEFAULT_NAME); - setDevice(DEFAULT_DEVICE); - setOptionalTLVList(Lists.<LLDPTLV>newArrayList(nameTLV, deviceTLV)); - setTtl(new LLDPTLV().setType(TTL_TLV_TYPE) - .setLength((short) ttlValue.length) - .setValue(ttlValue)); - - } - - private ONOSLLDP(LLDP lldp) { - this.portId = lldp.getPortId(); - this.chassisId = lldp.getChassisId(); - this.ttl = lldp.getTtl(); - this.optionalTLVList = lldp.getOptionalTLVList(); - } - - public void setName(String name) { - nameTLV.setLength((short) (name.length() + NAME_LENGTH)); - nameTLV.setInfoString(name); - nameTLV.setSubType(NAME_SUBTYPE); - nameTLV.setOUI(ONLAB_OUI); - } - - public void setDevice(String device) { - deviceTLV.setInfoString(device); - deviceTLV.setLength((short) (device.length() + DEVICE_LENGTH)); - deviceTLV.setSubType(DEVICE_SUBTYPE); - deviceTLV.setOUI(ONLAB_OUI); - } - - public void setChassisId(final ChassisId chassisId) { - MacAddress chassisMac = MacAddress.valueOf(chassisId.value()); - byte[] chassis = ArrayUtils.addAll(new byte[] {CHASSIS_TLV_SUBTYPE}, - chassisMac.toBytes()); - - LLDPTLV chassisTLV = new LLDPTLV(); - chassisTLV.setLength(CHASSIS_TLV_SIZE); - chassisTLV.setType(CHASSIS_TLV_TYPE); - chassisTLV.setValue(chassis); - this.setChassisId(chassisTLV); - } - - public void setPortId(final int portNumber) { - byte[] port = ArrayUtils.addAll(new byte[] {PORT_TLV_SUBTYPE}, - ByteBuffer.allocate(4).putInt(portNumber).array()); - - LLDPTLV portTLV = new LLDPTLV(); - portTLV.setLength(PORT_TLV_SIZE); - portTLV.setType(PORT_TLV_TYPE); - portTLV.setValue(port); - this.setPortId(portTLV); - } - - public LLDPOrganizationalTLV getNameTLV() { - for (LLDPTLV tlv : this.getOptionalTLVList()) { - if (tlv.getType() == LLDPOrganizationalTLV.ORGANIZATIONAL_TLV_TYPE) { - LLDPOrganizationalTLV orgTLV = (LLDPOrganizationalTLV) tlv; - if (orgTLV.getSubType() == NAME_SUBTYPE) { - return orgTLV; - } - } - } - return null; - } - - public LLDPOrganizationalTLV getDeviceTLV() { - for (LLDPTLV tlv : this.getOptionalTLVList()) { - if (tlv.getType() == LLDPOrganizationalTLV.ORGANIZATIONAL_TLV_TYPE) { - LLDPOrganizationalTLV orgTLV = (LLDPOrganizationalTLV) tlv; - if (orgTLV.getSubType() == DEVICE_SUBTYPE) { - return orgTLV; - } - } - } - return null; - } - - public String getNameString() { - LLDPOrganizationalTLV tlv = getNameTLV(); - if (tlv != null) { - return new String(tlv.getInfoString(), StandardCharsets.UTF_8); - } - return null; - } - - public String getDeviceString() { - LLDPOrganizationalTLV tlv = getDeviceTLV(); - if (tlv != null) { - return new String(tlv.getInfoString(), StandardCharsets.UTF_8); - } - return null; - } - - public Integer getPort() { - ByteBuffer portBB = ByteBuffer.wrap(this.getPortId().getValue()); - portBB.position(1); - return portBB.getInt(); - } - - /** - * Given an ethernet packet, determines if this is an LLDP from - * ONOS and returns the device the LLDP came from. - * @param eth an ethernet packet - * @return a the lldp packet or null - */ - public static ONOSLLDP parseONOSLLDP(Ethernet eth) { - if (eth.getEtherType() == Ethernet.TYPE_LLDP || - eth.getEtherType() == Ethernet.TYPE_BSN) { - ONOSLLDP onosLldp = new ONOSLLDP((LLDP) eth.getPayload()); //(ONOSLLDP) eth.getPayload(); - if (ONOSLLDP.DEFAULT_NAME.equals(onosLldp.getNameString())) { - return onosLldp; - } - } - return null; - } - - - - - -} |