+/*
+ * Copyright (c) 2015 - 2016 Ericsson India Global Services Pvt Ltd. and others. All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+
package org.opendaylight.vpnservice;
+import java.math.BigInteger;
+import java.util.concurrent.ExecutionException;
+import java.util.concurrent.Future;
import java.util.List;
+
+import com.google.common.base.Optional;
+import com.google.common.util.concurrent.CheckedFuture;
+import com.google.common.util.concurrent.FutureCallback;
+import com.google.common.util.concurrent.Futures;
+
+import org.opendaylight.controller.md.sal.binding.api.DataBroker;
+import org.opendaylight.controller.md.sal.binding.api.ReadOnlyTransaction;
+import org.opendaylight.controller.md.sal.binding.api.WriteTransaction;
+import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
+import org.opendaylight.controller.md.sal.common.api.data.TransactionCommitFailedException;
+import org.opendaylight.vpnservice.mdsalutil.NwConstants;
import org.opendaylight.yang.gen.v1.urn.huawei.params.xml.ns.yang.l3vpn.rev140815.VpnInterfaces;
+import org.opendaylight.yang.gen.v1.urn.huawei.params.xml.ns.yang.l3vpn.rev140815.vpn.instances.VpnInstance;
+import org.opendaylight.yang.gen.v1.urn.huawei.params.xml.ns.yang.l3vpn.rev140815.VpnInstances;
+import org.opendaylight.yang.gen.v1.urn.huawei.params.xml.ns.yang.l3vpn.rev140815.vpn.instances.VpnInstanceKey;
import org.opendaylight.yang.gen.v1.urn.huawei.params.xml.ns.yang.l3vpn.rev140815.vpn.interfaces.VpnInterface;
import org.opendaylight.yang.gen.v1.urn.huawei.params.xml.ns.yang.l3vpn.rev140815.vpn.interfaces.VpnInterfaceKey;
import org.opendaylight.yang.gen.v1.urn.huawei.params.xml.ns.yang.l3vpn.rev140815.vpn.interfaces.VpnInterfaceBuilder;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.Interfaces;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.Interface;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.InterfaceKey;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.PrefixToInterface;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.VpnInstanceOpData;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.VpnInstanceToVpnId;
import org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.adjacency.list.Adjacency;
import org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.Adjacencies;
import org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.AdjacenciesBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.prefix.to._interface.VpnIds;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.prefix.to._interface.VpnIdsKey;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.prefix.to._interface.vpn.ids.Prefixes;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.prefix.to._interface.vpn.ids.PrefixesBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.prefix.to._interface.vpn.ids.PrefixesKey;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.vpn.instance.op.data.VpnInstanceOpDataEntry;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.vpn.instance.op.data.VpnInstanceOpDataEntryBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.vpn.instance.op.data.VpnInstanceOpDataEntryKey;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.vpn.instance.op.data.vpn.instance.op.data.entry.VpnToDpnList;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.vpn.instance.op.data.vpn.instance.op.data.entry.VpnToDpnListKey;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.idmanager.rev150403.IdPools;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.idmanager.rev150403.id.pools.IdPool;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.idmanager.rev150403.id.pools.IdPoolKey;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.idmanager.rev150403.AllocateIdInput;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.idmanager.rev150403.AllocateIdInputBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.idmanager.rev150403.AllocateIdOutput;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.idmanager.rev150403.ReleaseIdInput;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.idmanager.rev150403.ReleaseIdInputBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.idmanager.rev150403.IdManagerService;
import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
+import org.opendaylight.yangtools.yang.common.RpcResult;
+import org.opendaylight.yangtools.yang.binding.DataObject;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
public class VpnUtil {
+ private static final Logger LOG = LoggerFactory.getLogger(VpnUtil.class);
+ private static final int DEFAULT_PREFIX_LENGTH = 32;
+ private static final String PREFIX_SEPARATOR = "/";
+
static InstanceIdentifier<VpnInterface> getVpnInterfaceIdentifier(String vpnInterfaceName) {
return InstanceIdentifier.builder(VpnInterfaces.class)
.child(VpnInterface.class, new VpnInterfaceKey(vpnInterfaceName)).build();
}
+ static InstanceIdentifier<VpnInstance> getVpnInstanceIdentifier(String vpnName) {
+ return InstanceIdentifier.builder(VpnInstances.class)
+ .child(VpnInstance.class, new VpnInstanceKey(vpnName)).build();
+ }
+
static VpnInterface getVpnInterface(String intfName, String vpnName, Adjacencies aug) {
- return new VpnInterfaceBuilder().setKey(new VpnInterfaceKey(intfName)).setVpnInstanceName(vpnName)
+ return new VpnInterfaceBuilder().setKey(new VpnInterfaceKey(intfName)).setVpnInstanceName(
+ vpnName)
.addAugmentation(Adjacencies.class, aug).build();
}
- static Adjacencies getVpnInterfaceAugmentation(List<Adjacency> nextHops) {
+ static InstanceIdentifier<Prefixes> getPrefixToInterfaceIdentifier(long vpnId, String ipPrefix) {
+ return InstanceIdentifier.builder(PrefixToInterface.class)
+ .child(VpnIds.class, new VpnIdsKey(vpnId)).child(Prefixes.class,
+ new PrefixesKey(ipPrefix)).build();
+ }
+
+ static Prefixes getPrefixToInterface(BigInteger dpId, String vpnInterfaceName, String ipPrefix) {
+ return new PrefixesBuilder().setDpnId(dpId).setVpnInterfaceName(
+ vpnInterfaceName).setIpAddress(ipPrefix).build();
+ }
+
+ static Adjacencies
+ getVpnInterfaceAugmentation(List<Adjacency> nextHops) {
return new AdjacenciesBuilder().setAdjacency(nextHops).build();
}
+
+ public static InstanceIdentifier<IdPool> getPoolId(String poolName){
+ InstanceIdentifier.InstanceIdentifierBuilder<IdPool> idBuilder =
+ InstanceIdentifier.builder(IdPools.class).child(IdPool.class, new IdPoolKey(poolName));
+ InstanceIdentifier<IdPool> id = idBuilder.build();
+ return id;
+ }
+
+ static InstanceIdentifier<VpnInterfaces> getVpnInterfacesIdentifier() {
+ return InstanceIdentifier.builder(VpnInterfaces.class).build();
+ }
+
+ static InstanceIdentifier<Interface> getInterfaceIdentifier(String interfaceName) {
+ return InstanceIdentifier.builder(Interfaces.class)
+ .child(Interface.class, new InterfaceKey(interfaceName)).build();
+ }
+
+ static InstanceIdentifier<VpnToDpnList> getVpnToDpnListIdentifier(String rd, BigInteger dpnId) {
+ return InstanceIdentifier.builder(VpnInstanceOpData.class)
+ .child(VpnInstanceOpDataEntry.class, new VpnInstanceOpDataEntryKey(rd))
+ .child(VpnToDpnList.class, new VpnToDpnListKey(dpnId)).build();
+ }
+
+ public static BigInteger getCookieArpFlow(int interfaceTag) {
+ return VpnConstants.COOKIE_L3_BASE.add(new BigInteger("0110000", 16)).add(
+ BigInteger.valueOf(interfaceTag));
+ }
+
+ public static String getFlowRef(BigInteger dpnId, short tableId, int ethType, int lPortTag, int arpType) {
+ return new StringBuffer().append(VpnConstants.FLOWID_PREFIX).append(dpnId).append(NwConstants.FLOWID_SEPARATOR)
+ .append(tableId).append(NwConstants.FLOWID_SEPARATOR).append(ethType).append(lPortTag)
+ .append(NwConstants.FLOWID_SEPARATOR).append(arpType).toString();
+ }
+
+ public static int getUniqueId(IdManagerService idManager, String poolName,String idKey) {
+ AllocateIdInput getIdInput = new AllocateIdInputBuilder()
+ .setPoolName(poolName)
+ .setIdKey(idKey).build();
+
+ try {
+ Future<RpcResult<AllocateIdOutput>> result = idManager.allocateId(getIdInput);
+ RpcResult<AllocateIdOutput> rpcResult = result.get();
+ if(rpcResult.isSuccessful()) {
+ return rpcResult.getResult().getIdValue().intValue();
+ } else {
+ LOG.warn("RPC Call to Get Unique Id returned with Errors {}", rpcResult.getErrors());
+ }
+ } catch (InterruptedException | ExecutionException e) {
+ LOG.warn("Exception when getting Unique Id",e);
+ }
+ return 0;
+ }
+
+ public static void releaseId(IdManagerService idManager, String poolName, String idKey) {
+ ReleaseIdInput idInput = new ReleaseIdInputBuilder().setPoolName(poolName).setIdKey(idKey).build();
+ try {
+ Future<RpcResult<Void>> result = idManager.releaseId(idInput);
+ RpcResult<Void> rpcResult = result.get();
+ if(!rpcResult.isSuccessful()) {
+ LOG.warn("RPC Call to Get Unique Id returned with Errors {}", rpcResult.getErrors());
+ }
+ } catch (InterruptedException | ExecutionException e) {
+ LOG.warn("Exception when getting Unique Id for key {}", idKey, e);
+ }
+ }
+
+ public static String getNextHopLabelKey(String rd, String prefix){
+ String key = rd + VpnConstants.SEPARATOR + prefix;
+ return key;
+ }
+
+ public static long getVpnId(DataBroker broker, String vpnName) {
+
+ InstanceIdentifier<org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.vpn.instance.to.vpn.id.VpnInstance> id
+ = getVpnInstanceToVpnIdIdentifier(vpnName);
+ Optional<org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.vpn.instance.to.vpn.id.VpnInstance> vpnInstance
+ = read(broker, LogicalDatastoreType.CONFIGURATION, id);
+
+ long vpnId = VpnConstants.INVALID_ID;
+ if(vpnInstance.isPresent()) {
+ vpnId = vpnInstance.get().getVpnId();
+ }
+ return vpnId;
+ }
+
+ public static String getVpnRd(DataBroker broker, String vpnName) {
+
+ InstanceIdentifier<org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.vpn.instance.to.vpn.id.VpnInstance> id
+ = getVpnInstanceToVpnIdIdentifier(vpnName);
+ Optional<org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.vpn.instance.to.vpn.id.VpnInstance> vpnInstance
+ = read(broker, LogicalDatastoreType.CONFIGURATION, id);
+
+ String rd = null;
+ if(vpnInstance.isPresent()) {
+ rd = vpnInstance.get().getVrfId();
+ }
+ return rd;
+ }
+
+ static org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.vpn.instance.to.vpn.id.VpnInstance
+ getVpnInstanceToVpnId(String vpnName, long vpnId, String rd) {
+ return new org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.vpn.instance.to.vpn.id.VpnInstanceBuilder()
+ .setVpnId(vpnId).setVpnInstanceName(vpnName).setVrfId(rd).build();
+
+ }
+
+ static InstanceIdentifier<org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.vpn.instance.to.vpn.id.VpnInstance>
+ getVpnInstanceToVpnIdIdentifier(String vpnName) {
+ return InstanceIdentifier.builder(VpnInstanceToVpnId.class)
+ .child(org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.vpn.instance.to.vpn.id.VpnInstance.class,
+ new org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.vpn.instance.to.vpn.id.VpnInstanceKey(vpnName)).build();
+ }
+
+ static InstanceIdentifier<VpnInstanceOpDataEntry> getVpnInstanceOpDataIdentifier(String rd) {
+ return InstanceIdentifier.builder(VpnInstanceOpData.class)
+ .child(VpnInstanceOpDataEntry.class, new VpnInstanceOpDataEntryKey(rd)).build();
+ }
+
+ static VpnInstanceOpDataEntry getVpnInstanceOpData(String rd, long vpnId) {
+ return new VpnInstanceOpDataEntryBuilder().setVrfId(rd).setVpnId(vpnId).build();
+ }
+
+ static VpnInterface getConfiguredVpnInterface(DataBroker broker, String interfaceName) {
+ InstanceIdentifier<VpnInterface> interfaceId = getVpnInterfaceIdentifier(interfaceName);
+ Optional<VpnInterface> configuredVpnInterface = read(broker, LogicalDatastoreType.CONFIGURATION, interfaceId);
+
+ if (configuredVpnInterface.isPresent()) {
+ return configuredVpnInterface.get();
+ }
+ return null;
+ }
+
+ static VpnInterface getOperationalVpnInterface(DataBroker broker, String interfaceName) {
+ InstanceIdentifier<VpnInterface> interfaceId = getVpnInterfaceIdentifier(interfaceName);
+ Optional<VpnInterface> operationalVpnInterface = read(broker, LogicalDatastoreType.OPERATIONAL, interfaceId);
+
+ if (operationalVpnInterface.isPresent()) {
+ return operationalVpnInterface.get();
+ }
+ return null;
+ }
+
+ static boolean isVpnInterfaceConfigured(DataBroker broker, String interfaceName)
+ {
+ InstanceIdentifier<VpnInterface> interfaceId = getVpnInterfaceIdentifier(interfaceName);
+ Optional<VpnInterface> configuredVpnInterface = read(broker, LogicalDatastoreType.CONFIGURATION, interfaceId);
+
+ if (configuredVpnInterface.isPresent()) {
+ return true;
+ }
+ return false;
+ }
+
+ static String getIpPrefix(String prefix) {
+ String prefixValues[] = prefix.split("/");
+ if (prefixValues.length == 1) {
+ prefix = prefix + PREFIX_SEPARATOR + DEFAULT_PREFIX_LENGTH ;
+ }
+ return prefix;
+ }
+
+ static final FutureCallback<Void> DEFAULT_CALLBACK =
+ new FutureCallback<Void>() {
+ public void onSuccess(Void result) {
+ LOG.debug("Success in Datastore operation");
+ }
+
+ public void onFailure(Throwable error) {
+ LOG.error("Error in Datastore operation", error);
+ };
+ };
+
+ public static <T extends DataObject> Optional<T> read(DataBroker broker, LogicalDatastoreType datastoreType,
+ InstanceIdentifier<T> path) {
+
+ ReadOnlyTransaction tx = broker.newReadOnlyTransaction();
+
+ Optional<T> result = Optional.absent();
+ try {
+ result = tx.read(datastoreType, path).get();
+ } catch (Exception e) {
+ throw new RuntimeException(e);
+ }
+
+ return result;
+ }
+
+ static <T extends DataObject> void asyncUpdate(DataBroker broker, LogicalDatastoreType datastoreType,
+ InstanceIdentifier<T> path, T data, FutureCallback<Void> callback) {
+ WriteTransaction tx = broker.newWriteOnlyTransaction();
+ tx.merge(datastoreType, path, data, true);
+ Futures.addCallback(tx.submit(), callback);
+ }
+
+ static <T extends DataObject> void asyncWrite(DataBroker broker, LogicalDatastoreType datastoreType,
+ InstanceIdentifier<T> path, T data, FutureCallback<Void> callback) {
+ WriteTransaction tx = broker.newWriteOnlyTransaction();
+ tx.put(datastoreType, path, data, true);
+ Futures.addCallback(tx.submit(), callback);
+ }
+
+ static <T extends DataObject> void delete(DataBroker broker, LogicalDatastoreType datastoreType,
+ InstanceIdentifier<T> path, FutureCallback<Void> callback) {
+ WriteTransaction tx = broker.newWriteOnlyTransaction();
+ tx.delete(datastoreType, path);
+ Futures.addCallback(tx.submit(), callback);
+ }
+
+ public static <T extends DataObject> void syncWrite(DataBroker broker, LogicalDatastoreType datastoreType,
+ InstanceIdentifier<T> path, T data) {
+ WriteTransaction tx = broker.newWriteOnlyTransaction();
+ tx.put(datastoreType, path, data, true);
+ CheckedFuture<Void, TransactionCommitFailedException> futures = tx.submit();
+ try {
+ futures.get();
+ } catch (InterruptedException | ExecutionException e) {
+ LOG.error("Error writing to datastore (path, data) : ({}, {})", path, data);
+ throw new RuntimeException(e.getMessage());
+ }
+ }
+
+ public static <T extends DataObject> void syncUpdate(DataBroker broker, LogicalDatastoreType datastoreType,
+ InstanceIdentifier<T> path, T data) {
+ WriteTransaction tx = broker.newWriteOnlyTransaction();
+ tx.merge(datastoreType, path, data, true);
+ CheckedFuture<Void, TransactionCommitFailedException> futures = tx.submit();
+ try {
+ futures.get();
+ } catch (InterruptedException | ExecutionException e) {
+ LOG.error("Error writing to datastore (path, data) : ({}, {})", path, data);
+ throw new RuntimeException(e.getMessage());
+ }
+ }
+
}
Code Review / vpnservice.git / blobdiff