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/*
* Copyright (c) 2015 Cisco and/or its affiliates.
*
* 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 io.fd.honeycomb.v3po.impl;
import java.util.HashMap;
import java.util.concurrent.Future;
import com.google.common.util.concurrent.CheckedFuture;
import com.google.common.util.concurrent.Futures;
import org.opendaylight.controller.md.sal.binding.api.DataBroker;
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.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev150105.V3poService;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev150105.VppPollOperDataOutput;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev150105.VppPollOperDataOutputBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev150105.VppState;
import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
import org.opendaylight.yangtools.yang.common.RpcResult;
import org.opendaylight.yangtools.yang.common.RpcResultBuilder;
import org.openvpp.vppjapi.vppBridgeDomainDetails;
import org.openvpp.vppjapi.vppBridgeDomainInterfaceDetails;
import org.openvpp.vppjapi.vppL2Fib;
import org.openvpp.vppjapi.vppVersion;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class VppPollOperDataImpl implements V3poService {
private static final Logger LOG = LoggerFactory.getLogger(VppPollOperDataImpl.class);
private vppVersion version;
private DataBroker db;
private int[] bdIds;
private HashMap<Integer, vppL2Fib[]> l2fibByBdId = new HashMap<Integer, vppL2Fib[]>();
/**
* TODO-ADD-JAVADOC.
*/
public VppPollOperDataImpl(DataBroker dataBroker) {
db = dataBroker;
}
/**
* TODO-ADD-JAVADOC.
*/
public DataBroker getDataBroker() {
return db;
}
/**
* TODO-ADD-JAVADOC.
* Update operational data and return string of space separated
* interfaces names
*/
public String updateOperational() {
V3poApiRequest api = new V3poApiRequest(this);
version = api.getVppVersion();
bdIds = api.bridgeDomainDump(-1);
// TODO: we don't need to cache BDs now that we got rid of callbacks
l2fibByBdId.clear();
if (bdIds != null) {
for (int idx = 0; idx < bdIds.length; idx++) {
l2fibByBdId.put(bdIds[idx], api.l2FibTableDump(bdIds[idx]));
}
}
api.swInterfaceDumpAll();
// build vpp-state
VppStateCustomBuilder stateBuilder = new VppStateCustomBuilder();
// bridge domains
for (int i = 0; i < bdIds.length; i++) {
vppBridgeDomainDetails bd = api.getBridgeDomainDetails(bdIds[i]);
VppStateBridgeDomainBuilder bdBuilder =
new VppStateBridgeDomainBuilder(
bd.name, bd.flood, bd.uuFlood,
bd.arpTerm, bd.forward, bd.learn);
for (int ifIdx = 0; ifIdx < bd.interfaces.length; ifIdx++) {
vppBridgeDomainInterfaceDetails bdIf = bd.interfaces[ifIdx];
bdBuilder.addInterface(bdIf.interfaceName,
bd.bviInterfaceName == bdIf.interfaceName,
bdIf.splitHorizonGroup);
}
vppL2Fib[] bdFibs = l2fibByBdId.get(bdIds[i]);
for (int fibIdx = 0; fibIdx < bdFibs.length; fibIdx++) {
vppL2Fib fib = bdFibs[fibIdx];
bdBuilder.addL2Fib(fib.filter, fib.bridgedVirtualInterface,
fib.outgoingInterface, fib.physAddress,
fib.staticConfig);
}
stateBuilder.addBridgeDomain(bdBuilder.build());
}
stateBuilder.setVersion(version);
// write to oper
writeVppState(getVppStateIid(), stateBuilder.build());
return api.ifNames;
}
@Override
public Future<RpcResult<VppPollOperDataOutput>> vppPollOperData() {
String ifNames = updateOperational();
VppPollOperDataOutput output = new VppPollOperDataOutputBuilder()
.setStatus(new Long(1)).build();
return RpcResultBuilder.success(output).buildFuture();
}
private InstanceIdentifier<VppState> getVppStateIid() {
return (InstanceIdentifier.create(VppState.class));
}
private void writeVppState(InstanceIdentifier<VppState> iid, VppState vppState) {
WriteTransaction transaction = db.newWriteOnlyTransaction();
//LOG.info("VPPOPER-INFO: Writing vpp-state to oper DataStore.");
transaction.put(LogicalDatastoreType.OPERATIONAL, iid, vppState);
CheckedFuture<Void, TransactionCommitFailedException> future = transaction.submit();
Futures.addCallback(future, new LoggingFuturesCallBack<Void>(
"VPPOPER-WARNING: Failed to write vpp-state to oper datastore", LOG));
}
}
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