use of org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.nt.l3.unicast.igp.topology.rev131021.igp.termination.point.attributes.igp.termination.point.attributes.termination.point.type.Ip in project netvirt by opendaylight.
the class VpnSubnetRouteHandler method onSubnetDeletedFromVpn.
// TODO Clean up the exception handling
@SuppressWarnings("checkstyle:IllegalCatch")
public void onSubnetDeletedFromVpn(Subnetmap subnetmap, boolean isBgpVpn) {
Uuid subnetId = subnetmap.getId();
LOG.info("{} onSubnetDeletedFromVpn: Subnet {} with ip {} being removed from vpnId {}", LOGGING_PREFIX, subnetId, subnetmap.getSubnetIp(), subnetmap.getVpnId());
// TODO(vivek): Change this to use more granularized lock at subnetId level
try {
VpnUtil.lockSubnet(lockManager, subnetId.getValue());
try {
InstanceIdentifier<SubnetOpDataEntry> subOpIdentifier = InstanceIdentifier.builder(SubnetOpData.class).child(SubnetOpDataEntry.class, new SubnetOpDataEntryKey(subnetId)).build();
Optional<SubnetOpDataEntry> optionalSubs = VpnUtil.read(dataBroker, LogicalDatastoreType.OPERATIONAL, subOpIdentifier);
if (!optionalSubs.isPresent()) {
LOG.error("{} onSubnetDeletedFromVpn: SubnetOpDataEntry for subnet {} subnetIp {} vpn {}" + " not available in datastore", LOGGING_PREFIX, subnetId.getValue(), subnetId.getValue(), subnetmap.getVpnId());
return;
}
LOG.trace("{} onSubnetDeletedFromVpn: Removing the SubnetOpDataEntry node for subnet {} subnetIp {}" + " vpnName {} rd {} TaskState {}", LOGGING_PREFIX, subnetId.getValue(), optionalSubs.get().getSubnetCidr(), optionalSubs.get().getVpnName(), optionalSubs.get().getVrfId(), optionalSubs.get().getRouteAdvState());
/* If subnet is deleted (or if its removed from VPN), the ports that are DOWN on that subnet
* will continue to be stale in portOpData DS, as subDpnList used for portOpData removal will
* contain only ports that are UP. So here we explicitly cleanup the ports of the subnet by
* going through the list of ports on the subnet
*/
InstanceIdentifier<Subnetmap> subMapid = InstanceIdentifier.builder(Subnetmaps.class).child(Subnetmap.class, new SubnetmapKey(subnetId)).build();
Optional<Subnetmap> sm = VpnUtil.read(dataBroker, LogicalDatastoreType.CONFIGURATION, subMapid);
if (!sm.isPresent()) {
LOG.error("{} onSubnetDeletedFromVpn: Stale ports removal: Unable to retrieve subnetmap entry" + " for subnet {} subnetIp {} vpnName {}", LOGGING_PREFIX, subnetId.getValue(), optionalSubs.get().getSubnetCidr(), optionalSubs.get().getVpnName());
} else {
Subnetmap subMap = sm.get();
List<Uuid> portList = subMap.getPortList();
if (portList != null) {
for (Uuid port : portList) {
InstanceIdentifier<PortOpDataEntry> portOpIdentifier = InstanceIdentifier.builder(PortOpData.class).child(PortOpDataEntry.class, new PortOpDataEntryKey(port.getValue())).build();
LOG.trace("{} onSubnetDeletedFromVpn: Deleting portOpData entry for port {}" + " from subnet {} subnetIp {} vpnName {} TaskState {}", LOGGING_PREFIX, port.getValue(), subnetId.getValue(), optionalSubs.get().getSubnetCidr(), optionalSubs.get().getVpnName(), optionalSubs.get().getRouteAdvState());
MDSALUtil.syncDelete(dataBroker, LogicalDatastoreType.OPERATIONAL, portOpIdentifier);
}
}
}
SubnetOpDataEntryBuilder subOpBuilder = new SubnetOpDataEntryBuilder(optionalSubs.get());
String rd = subOpBuilder.getVrfId();
String subnetIp = subOpBuilder.getSubnetCidr();
String vpnName = subOpBuilder.getVpnName();
// Withdraw the routes for all the interfaces on this subnet
// Remove subnet route entry from FIB
deleteSubnetRouteFromFib(rd, subnetIp, vpnName, isBgpVpn);
MDSALUtil.syncDelete(dataBroker, LogicalDatastoreType.OPERATIONAL, subOpIdentifier);
LOG.info("{} onSubnetDeletedFromVpn: Removed subnetopdataentry successfully from Datastore" + " for subnet {} subnetIp {} vpnName {} rd {}", LOGGING_PREFIX, subnetId.getValue(), subnetIp, vpnName, rd);
} catch (RuntimeException ex) {
LOG.error("{} onSubnetDeletedFromVpn: Removal of SubnetOpDataEntry for subnet {} subnetIp {}" + " vpnId {} failed", LOGGING_PREFIX, subnetId.getValue(), subnetmap.getSubnetIp(), subnetmap.getVpnId(), ex);
} finally {
VpnUtil.unlockSubnet(lockManager, subnetId.getValue());
}
} catch (RuntimeException e) {
LOG.error("{} onSubnetDeletedFromVpn: Unable to handle subnet {} with Ip {} removed from vpn {}", LOGGING_PREFIX, subnetId.getValue(), subnetmap.getSubnetIp(), subnetmap.getVpnId(), e);
}
}
use of org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.nt.l3.unicast.igp.topology.rev131021.igp.termination.point.attributes.igp.termination.point.attributes.termination.point.type.Ip in project netvirt by opendaylight.
the class DhcpNeutronPortListener method processArpResponderForElanDpns.
/**
* Handle(Add/Remove) ARP Responder for DHCP IP on all the DPNs when DHCP is
* enabled/disabled on subnet add or update or delete.
*
* @param port
* DHCP port for which ARP Responder flow to be added when dhcp
* flag is enabled on the subnet or DHCP port for which ARP
* Responder flow to be removed when dhcp flag is disabled on the
* Subnet
* @param arpResponderAction
* ARP Responder Action to be performed i.e., add or remove flow
*/
private void processArpResponderForElanDpns(Port port, Consumer<ArpResponderInput> arpResponderAction) {
java.util.Optional<String> ip4Address = DhcpServiceUtils.getIpV4Address(port);
if (!ip4Address.isPresent()) {
LOG.warn("There is no IPv4Address for port {}, not performing ARP responder add/remove flow operation", port.getName());
return;
}
ElanHelper.getDpnInterfacesInElanInstance(broker, port.getNetworkId().getValue()).stream().map(ifName -> DhcpServiceUtils.getInterfaceInfo(interfaceManager, ifName)).forEach(interfaceInfo -> {
ArpResponderInput arpResponderInput = new ArpResponderInput.ArpReponderInputBuilder().setDpId(interfaceInfo.getDpId()).setInterfaceName(interfaceInfo.getInterfaceName()).setLportTag(interfaceInfo.getInterfaceTag()).setSha(port.getMacAddress().getValue()).setSpa(ip4Address.get()).build();
arpResponderAction.accept(arpResponderInput);
});
}
use of org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.nt.l3.unicast.igp.topology.rev131021.igp.termination.point.attributes.igp.termination.point.attributes.termination.point.type.Ip in project netvirt by opendaylight.
the class DhcpNeutronPortListener method update.
@Override
protected void update(InstanceIdentifier<Port> identifier, Port original, Port update) {
LOG.trace("Port changed to {}", update);
// With Ipv6 changes we can get ipv4 subnets later. The below check is to support such scenario.
if (original.getFixedIps().size() < update.getFixedIps().size()) {
final String interfaceName = update.getUuid().getValue();
List<FixedIps> updatedFixedIps = update.getFixedIps();
// Need to check only the newly added fixed ip.
updatedFixedIps.removeAll(original.getFixedIps());
Subnet subnet = dhcpManager.getNeutronSubnet(updatedFixedIps);
if (null == subnet || !subnet.isEnableDhcp()) {
LOG.trace("Subnet is null/not ipv4 or not enabled {}", subnet);
return;
}
// Binding the DHCP service for an existing port because of subnet change.
jobCoordinator.enqueueJob(DhcpServiceUtils.getJobKey(interfaceName), () -> Collections.singletonList(txRunner.callWithNewWriteOnlyTransactionAndSubmit(tx -> {
LOG.debug("Binding DHCP service for interface {}", interfaceName);
DhcpServiceUtils.bindDhcpService(interfaceName, NwConstants.DHCP_TABLE, tx);
})), DhcpMConstants.RETRY_COUNT);
jobCoordinator.enqueueJob(DhcpServiceUtils.getJobKey(interfaceName), () -> {
BigInteger dpnId = interfaceManager.getDpnForInterface(interfaceName);
if (dpnId == null || dpnId.equals(DhcpMConstants.INVALID_DPID)) {
LOG.trace("Unable to install the DHCP flow since dpn is not available");
return Collections.emptyList();
}
return Collections.singletonList(txRunner.callWithNewReadWriteTransactionAndSubmit(tx -> dhcpManager.installDhcpEntries(dpnId, DhcpServiceUtils.getAndUpdateVmMacAddress(tx, interfaceName, dhcpManager), tx)));
}, DhcpMConstants.RETRY_COUNT);
}
if (!isVnicTypeDirectOrMacVtap(update)) {
LOG.trace("Port updated is normal {}", update.getUuid());
if (isVnicTypeDirectOrMacVtap(original)) {
LOG.trace("Original Port was direct/macvtap {} so removing flows and cache entry if any", update.getUuid());
removePort(original);
}
return;
}
if (!isVnicTypeDirectOrMacVtap(original)) {
LOG.trace("Original port was normal and updated is direct. Calling addPort()");
addPort(update);
return;
}
String macOriginal = getMacAddress(original);
String macUpdated = getMacAddress(update);
String segmentationIdOriginal = DhcpServiceUtils.getSegmentationId(original.getNetworkId(), broker);
String segmentationIdUpdated = DhcpServiceUtils.getSegmentationId(update.getNetworkId(), broker);
if (macOriginal != null && !macOriginal.equalsIgnoreCase(macUpdated) && segmentationIdOriginal != null && !segmentationIdOriginal.equalsIgnoreCase(segmentationIdUpdated)) {
LOG.trace("Mac/segment id has changed");
dhcpExternalTunnelManager.removeVniMacToPortCache(new BigInteger(segmentationIdOriginal), macOriginal);
dhcpExternalTunnelManager.updateVniMacToPortCache(new BigInteger(segmentationIdUpdated), macUpdated, update);
}
}
use of org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.nt.l3.unicast.igp.topology.rev131021.igp.termination.point.attributes.igp.termination.point.attributes.termination.point.type.Ip in project netvirt by opendaylight.
the class DhcpPktHandler method onPacketReceived.
// TODO: Handle this in a separate thread
@Override
public void onPacketReceived(PacketReceived packet) {
if (!config.isControllerDhcpEnabled()) {
return;
}
Class<? extends PacketInReason> pktInReason = packet.getPacketInReason();
short tableId = packet.getTableId().getValue();
if ((tableId == NwConstants.DHCP_TABLE || tableId == NwConstants.DHCP_TABLE_EXTERNAL_TUNNEL) && isPktInReasonSendtoCtrl(pktInReason)) {
byte[] inPayload = packet.getPayload();
Ethernet ethPkt = new Ethernet();
try {
ethPkt.deserialize(inPayload, 0, inPayload.length * NetUtils.NUM_BITS_IN_A_BYTE);
} catch (PacketException e) {
LOG.warn("Failed to decode DHCP Packet.", e);
LOG.trace("Received packet {}", packet);
return;
}
DHCP pktIn;
pktIn = getDhcpPktIn(ethPkt);
if (pktIn != null) {
LOG.trace("DHCPPkt received: {}", pktIn);
LOG.trace("Received Packet: {}", packet);
BigInteger metadata = packet.getMatch().getMetadata().getMetadata();
long portTag = MetaDataUtil.getLportFromMetadata(metadata).intValue();
String macAddress = DHCPUtils.byteArrayToString(ethPkt.getSourceMACAddress());
BigInteger tunnelId = packet.getMatch().getTunnel() == null ? null : packet.getMatch().getTunnel().getTunnelId();
String interfaceName = getInterfaceNameFromTag(portTag);
InterfaceInfo interfaceInfo = interfaceManager.getInterfaceInfoFromOperationalDataStore(interfaceName);
if (interfaceInfo == null) {
LOG.error("Failed to get interface info for interface name {}", interfaceName);
return;
}
Port port;
if (tunnelId != null) {
port = dhcpExternalTunnelManager.readVniMacToPortCache(tunnelId, macAddress);
} else {
port = getNeutronPort(interfaceName);
}
Subnet subnet = getNeutronSubnet(port);
String serverMacAddress = interfaceInfo.getMacAddress();
String serverIp = null;
if (subnet != null) {
java.util.Optional<SubnetToDhcpPort> dhcpPortData = DhcpServiceUtils.getSubnetDhcpPortData(broker, subnet.getUuid().getValue());
/* If enable_dhcp_service flag was enabled and an ODL network DHCP Port data was made available use
* the ports Fixed IP as server IP for DHCP communication.
*/
if (dhcpPortData.isPresent()) {
serverIp = dhcpPortData.get().getPortFixedip();
serverMacAddress = dhcpPortData.get().getPortMacaddress();
} else {
// DHCP Neutron Port not found for this network
LOG.error("Neutron DHCP port is not available for the Subnet {} and port {}.", subnet.getUuid(), port.getUuid());
return;
}
}
DHCP replyPkt = handleDhcpPacket(pktIn, interfaceName, macAddress, port, subnet, serverIp);
if (replyPkt == null) {
LOG.warn("Unable to construct reply packet for interface name {}", interfaceName);
return;
}
byte[] pktOut = getDhcpPacketOut(replyPkt, ethPkt, serverMacAddress);
sendPacketOut(pktOut, interfaceInfo.getDpId(), interfaceName, tunnelId);
}
}
}
use of org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.nt.l3.unicast.igp.topology.rev131021.igp.termination.point.attributes.igp.termination.point.attributes.termination.point.type.Ip in project netvirt by opendaylight.
the class DhcpPktHandler method handleDhcpAllocationPoolPacket.
private DhcpInfo handleDhcpAllocationPoolPacket(byte msgType, String interfaceName, String macAddress) {
try {
String networkId = dhcpAllocationPoolMgr.getNetworkByPort(interfaceName);
AllocationPool pool = networkId != null ? dhcpAllocationPoolMgr.getAllocationPoolByNetwork(networkId) : null;
if (networkId == null || pool == null) {
LOG.warn("No Dhcp Allocation Pool was found for interface: {}", interfaceName);
return null;
}
switch(msgType) {
case DHCPConstants.MSG_DISCOVER:
case DHCPConstants.MSG_REQUEST:
// FIXME: requested ip is currently ignored in moment of allocation
return getDhcpInfoFromAllocationPool(networkId, pool, macAddress);
case DHCPConstants.MSG_RELEASE:
dhcpAllocationPoolMgr.releaseIpAllocation(networkId, pool, macAddress);
break;
default:
break;
}
} catch (ReadFailedException e) {
LOG.error("Error reading from MD-SAL", e);
}
return null;
}
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