use of org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.node.NodeConnectorKey in project openflowplugin by opendaylight.
the class LLDPDiscoveryUtils method lldpToNodeConnectorRef.
/**
* Returns the encoded in custom TLV for the given lldp.
*
* @param payload lldp payload
* @param useExtraAuthenticatorCheck make it more secure (CVE-2015-1611 CVE-2015-1612)
* @return nodeConnectorId - encoded in custom TLV of given lldp
*/
@SuppressWarnings("checkstyle:IllegalCatch")
public static NodeConnectorRef lldpToNodeConnectorRef(byte[] payload, boolean useExtraAuthenticatorCheck) {
NodeConnectorRef nodeConnectorRef = null;
if (isLLDP(payload)) {
Ethernet ethPkt = new Ethernet();
try {
ethPkt.deserialize(payload, 0, payload.length * NetUtils.NUM_BITS_IN_A_BYTE);
} catch (PacketException e) {
LOG.warn("Failed to decode LLDP packet {}", e);
return nodeConnectorRef;
}
LLDP lldp = (LLDP) ethPkt.getPayload();
try {
NodeId srcNodeId = null;
NodeConnectorId srcNodeConnectorId = null;
final LLDPTLV systemIdTLV = lldp.getSystemNameId();
if (systemIdTLV != null) {
String srcNodeIdString = new String(systemIdTLV.getValue(), Charset.defaultCharset());
srcNodeId = new NodeId(srcNodeIdString);
} else {
throw new Exception("Node id wasn't specified via systemNameId in LLDP packet.");
}
final LLDPTLV nodeConnectorIdLldptlv = lldp.getCustomTLV(LLDPTLV.createPortSubTypeCustomTLVKey());
if (nodeConnectorIdLldptlv != null) {
srcNodeConnectorId = new NodeConnectorId(LLDPTLV.getCustomString(nodeConnectorIdLldptlv.getValue(), nodeConnectorIdLldptlv.getLength()));
} else {
throw new Exception("Node connector wasn't specified via Custom TLV in LLDP packet.");
}
if (useExtraAuthenticatorCheck) {
boolean secure = checkExtraAuthenticator(lldp, srcNodeConnectorId);
if (!secure) {
LOG.warn("SECURITY ALERT: there is probably a LLDP spoofing attack in progress.");
throw new Exception("Attack. LLDP packet with inconsistent extra authenticator field was received.");
}
}
InstanceIdentifier<NodeConnector> srcInstanceId = InstanceIdentifier.builder(Nodes.class).child(Node.class, new NodeKey(srcNodeId)).child(NodeConnector.class, new NodeConnectorKey(srcNodeConnectorId)).toInstance();
nodeConnectorRef = new NodeConnectorRef(srcInstanceId);
} catch (Exception e) {
LOG.debug("Caught exception while parsing out lldp optional and custom fields", e);
}
}
return nodeConnectorRef;
}
use of org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.node.NodeConnectorKey in project openflowplugin by opendaylight.
the class PacketOutConvertorTest method buildActionForNullTransmitPacketInputAction.
private static List<Action> buildActionForNullTransmitPacketInputAction(final NodeConnectorKey nodeConKey, final short version) {
PortNumber outPort = getPortNumber(nodeConKey, version);
org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.action.rev150203.action.grouping.action.choice.OutputActionCaseBuilder outputActionCaseBuilder = new org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.action.rev150203.action.grouping.action.choice.OutputActionCaseBuilder();
org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.action.rev150203.action.grouping.action.choice.output.action._case.OutputActionBuilder outputActionBuilder = new org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.action.rev150203.action.grouping.action.choice.output.action._case.OutputActionBuilder();
outputActionBuilder.setPort(outPort);
outputActionBuilder.setMaxLength(0xffff);
outputActionCaseBuilder.setOutputAction(outputActionBuilder.build());
ActionBuilder actionBuilder = new ActionBuilder();
actionBuilder.setActionChoice(outputActionCaseBuilder.build());
List<Action> actions = new ArrayList<>();
actions.add(actionBuilder.build());
return actions;
}
use of org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.node.NodeConnectorKey in project openflowplugin by opendaylight.
the class PacketOutConvertorTest method toPacketOutInputAllParmTest.
/**
* Test for PacketOutConvertor.
*/
@Test
public void toPacketOutInputAllParmTest() {
org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.list.ActionBuilder ab = new org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.list.ActionBuilder();
OutputActionBuilder output = new OutputActionBuilder();
output.setMaxLength(OFConstants.OFPCML_NO_BUFFER);
Uri value = new Uri(OutputPortValues.CONTROLLER.toString());
output.setOutputNodeConnector(value);
ab.setAction(new OutputActionCaseBuilder().setOutputAction(output.build()).build());
ab.setOrder(0);
ab.setKey(new ActionKey(0));
List<org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.list.Action> actionList = new ArrayList<>();
actionList.add(ab.build());
Long bufferId = 0xfL;
Long valueForCookie = 0xeL;
ConnectionCookie connCook = new ConnectionCookie(valueForCookie);
String nodeId = "node:1";
NodeRef ref = createNodeRef(nodeId);
String portO = "0xfffffffd";
NodeConnectorKey egrConKey = PacketOutConvertorTest.createNodeConnKey(nodeId, portO);
NodeConnectorRef egressConfRef = new NodeConnectorRef(createNodeConnRef(nodeId, egrConKey));
String inPort = "2";
NodeConnectorKey ingrConKey = PacketOutConvertorTest.createNodeConnKey(nodeId, inPort);
NodeConnectorRef ingressConRef = new NodeConnectorRef(createNodeConnRef(nodeId, ingrConKey));
String string = new String("sendOutputMsg_TEST");
byte[] msg = string.getBytes();
byte[] payload = msg;
TransmitPacketInputBuilder transmitPacketInputBuilder = new TransmitPacketInputBuilder();
transmitPacketInputBuilder.setAction(actionList);
transmitPacketInputBuilder.setBufferId(bufferId);
transmitPacketInputBuilder.setConnectionCookie(connCook);
transmitPacketInputBuilder.setEgress(egressConfRef);
transmitPacketInputBuilder.setIngress(ingressConRef);
transmitPacketInputBuilder.setNode(ref);
transmitPacketInputBuilder.setPayload(payload);
final TransmitPacketInput transmitPacketInput = transmitPacketInputBuilder.build();
Short version = (short) 0x04;
byte[] datapathIdByte = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
for (int i = 0; i < datapathIdByte.length; i++) {
datapathIdByte[i] = 1;
}
BigInteger datapathId = new BigInteger(1, datapathIdByte);
Long xid = 0xfffffL;
PacketOutConvertorData data = new PacketOutConvertorData(version);
data.setXid(xid);
data.setDatapathId(datapathId);
PacketOutInput message = convert(transmitPacketInput, data);
Assert.assertEquals(transmitPacketInput.getBufferId(), message.getBufferId());
Assert.assertEquals(Long.valueOf(inPort), message.getInPort().getValue());
Assert.assertEquals(version, message.getVersion());
Assert.assertEquals(xid, message.getXid());
ActionConvertorData actionConvertorData = new ActionConvertorData(version);
actionConvertorData.setDatapathId(datapathId);
Optional<List<Action>> actionsOptional = convertorManager.convert(actionList, actionConvertorData);
List<Action> actions = actionsOptional.orElse(Collections.emptyList());
Assert.assertEquals(actions, message.getAction());
Assert.assertArrayEquals(transmitPacketInput.getPayload(), message.getData());
}
use of org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.node.NodeConnectorKey in project openflowplugin by opendaylight.
the class PacketOutConvertorTest method toPacketOutInputAllParmNullTest.
/**
* Test for {@link PacketOutConvertor} with null parameters.
*/
@Test
public void toPacketOutInputAllParmNullTest() {
TransmitPacketInputBuilder transmitPacketInputBuilder = new TransmitPacketInputBuilder();
Long bufferId = null;
String nodeId = "0";
String port = "0";
NodeRef ref = createNodeRef(nodeId);
NodeConnectorKey nodeConnKey = PacketOutConvertorTest.createNodeConnKey(nodeId, port);
NodeConnectorRef egressConfRef = new NodeConnectorRef(createNodeConnRef(nodeId, nodeConnKey));
transmitPacketInputBuilder.setBufferId(bufferId);
transmitPacketInputBuilder.setConnectionCookie(null);
transmitPacketInputBuilder.setAction(null);
transmitPacketInputBuilder.setNode(ref);
transmitPacketInputBuilder.setPayload(null);
transmitPacketInputBuilder.setEgress(egressConfRef);
transmitPacketInputBuilder.setIngress(null);
TransmitPacketInput transmitPacketInput = transmitPacketInputBuilder.build();
Short version = (short) 0x04;
Long xid = null;
PacketOutConvertorData data = new PacketOutConvertorData(version);
PacketOutInput message = convert(transmitPacketInput, data);
// FIXME : this has to be fixed along with actions changed in openflowjava
Assert.assertEquals(buildActionForNullTransmitPacketInputAction(nodeConnKey, version), message.getAction());
Assert.assertEquals(OFConstants.OFP_NO_BUFFER, message.getBufferId());
Assert.assertEquals(new PortNumber(0xfffffffdL), message.getInPort());
Assert.assertEquals(version, message.getVersion());
Assert.assertEquals(xid, message.getXid());
Assert.assertArrayEquals(transmitPacketInput.getPayload(), message.getData());
}
use of org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.node.NodeConnectorKey in project genius by opendaylight.
the class InterfaceManagerCommonUtils method getNodeConnectorFromInventoryOperDS.
public NodeConnector getNodeConnectorFromInventoryOperDS(NodeConnectorId nodeConnectorId) {
NodeId nodeId = IfmUtil.getNodeIdFromNodeConnectorId(nodeConnectorId);
InstanceIdentifier<NodeConnector> ncIdentifier = InstanceIdentifier.builder(Nodes.class).child(Node.class, new NodeKey(nodeId)).child(NodeConnector.class, new NodeConnectorKey(nodeConnectorId)).build();
return IfmUtil.read(LogicalDatastoreType.OPERATIONAL, ncIdentifier, dataBroker).orNull();
}
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