import static java.util.Objects.requireNonNull;
-import com.google.common.annotations.VisibleForTesting;
import com.google.common.util.concurrent.FluentFuture;
import com.google.common.util.concurrent.FutureCallback;
import com.google.common.util.concurrent.ListenableFuture;
import com.google.common.util.concurrent.MoreExecutors;
import com.google.common.util.concurrent.SettableFuture;
-import io.netty.util.HashedWheelTimer;
import io.netty.util.Timeout;
+import java.lang.invoke.MethodHandles;
+import java.lang.invoke.VarHandle;
import java.net.InetAddress;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.concurrent.TimeUnit;
-import java.util.concurrent.atomic.AtomicBoolean;
import org.checkerframework.checker.lock.qual.GuardedBy;
import org.eclipse.jdt.annotation.NonNull;
import org.eclipse.jdt.annotation.Nullable;
import org.opendaylight.protocol.pcep.PCEPSessionListenerFactory;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.graph.rev220720.graph.topology.GraphKey;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev200720.SrpIdNumber;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.stats.rev171113.PcepSessionState;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.pcep.rev220730.AddLspArgs;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.pcep.rev220730.EnsureLspOperationalInput;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.pcep.rev220730.OperationResult;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.pcep.rev220730.TopologyTypes1Builder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.pcep.rev220730.TriggerSyncArgs;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.pcep.rev220730.UpdateLspArgs;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.pcep.rev220730.topology.pcep.type.TopologyPcepBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.pcep.rev220730.network.topology.topology.topology.types.TopologyPcepBuilder;
import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NodeId;
import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.Topology;
import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.TopologyBuilder;
import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.TopologyKey;
-import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
-import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.NodeKey;
import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.TopologyTypesBuilder;
import org.opendaylight.yangtools.yang.binding.KeyedInstanceIdentifier;
import org.opendaylight.yangtools.yang.common.ErrorType;
private static final Logger LOG = LoggerFactory.getLogger(ServerSessionManager.class);
private static final long DEFAULT_HOLD_STATE_NANOS = TimeUnit.MINUTES.toNanos(5);
+ private static final VarHandle CLOSED;
+
+ static {
+ try {
+ CLOSED = MethodHandles.lookup().findVarHandle(ServerSessionManager.class, "closed", boolean.class);
+ } catch (NoSuchFieldException | IllegalAccessException e) {
+ throw new ExceptionInInitializerError(e);
+ }
+ }
private final @NonNull KeyedInstanceIdentifier<Topology, TopologyKey> topology;
private final @NonNull PCEPTopologyProviderDependencies dependencies;
- private final @NonNull HashedWheelTimer timer = new HashedWheelTimer();
+ private final @Nullable GraphKey graphKey;
- @VisibleForTesting
- final AtomicBoolean isClosed = new AtomicBoolean(false);
@GuardedBy("this")
private final Map<NodeId, TopologySessionListener> nodes = new HashMap<>();
@GuardedBy("this")
private final Map<NodeId, TopologyNodeState> state = new HashMap<>();
+ private volatile long updateInterval;
private volatile short rpcTimeout;
+ private volatile boolean closed;
- private final GraphKey graphKey;
-
- ServerSessionManager(final KeyedInstanceIdentifier<Topology, TopologyKey> instanceIdentifier,
- final PCEPTopologyProviderDependencies dependencies, final short rpcTimeout, final GraphKey graphKey) {
+ ServerSessionManager(final KeyedInstanceIdentifier<Topology, TopologyKey> topology,
+ final PCEPTopologyProviderDependencies dependencies, final GraphKey graphKey,
+ final short rpcTimeout, final long updateInterval) {
this.dependencies = requireNonNull(dependencies);
- topology = requireNonNull(instanceIdentifier);
+ this.topology = requireNonNull(topology);
+ this.graphKey = graphKey;
this.rpcTimeout = rpcTimeout;
- this.graphKey = requireNonNull(graphKey);
+ this.updateInterval = updateInterval;
}
// Initialize the operational view of the topology.
@Override
public void onSuccess(final CommitInfo result) {
LOG.info("PCEP Topology {} created successfully.", topologyId());
- isClosed.set(false);
+ closed = false;
future.set(Boolean.TRUE);
}
@Override
public void onFailure(final Throwable failure) {
LOG.error("Failed to create PCEP Topology {}.", topologyId(), failure);
- isClosed.set(true);
+ closed = true;
future.set(Boolean.FALSE);
}
}, MoreExecutors.directExecutor());
// Register this new topology to PCE Server
final PceServerProvider server = dependencies.getPceServerProvider();
- if (server != null) {
+ if (server != null && graphKey != null) {
server.registerPcepTopology(topology, graphKey);
}
return future;
}
+ final boolean isClosed() {
+ return closed;
+ }
+
final synchronized FluentFuture<? extends CommitInfo> stop() {
- if (isClosed.getAndSet(true)) {
+ if (!CLOSED.compareAndSet(this, false, true)) {
LOG.error("Session Manager has already been closed.");
return CommitInfo.emptyFluentFuture();
}
}
state.clear();
- // Stop the timer
- final var cancelledTasks = timer.stop().size();
- if (cancelledTasks != 0) {
- LOG.warn("Stopped timer with {} remaining tasks", cancelledTasks);
- }
-
// Un-Register Pcep Topology into PCE Server
final PceServerProvider server = dependencies.getPceServerProvider();
if (server != null) {
final synchronized void releaseNodeState(final TopologyNodeState nodeState, final InetAddress peerAddress,
final boolean persistNode) {
- if (isClosed.get()) {
+ if (isClosed()) {
LOG.error("Session Manager has already been closed.");
return;
}
final synchronized TopologyNodeState takeNodeState(final InetAddress address,
final TopologySessionListener sessionListener, final boolean retrieveNode) {
final NodeId id = createNodeId(address);
- if (isClosed.get()) {
+ if (isClosed()) {
LOG.error("Server Session Manager is closed. Unable to create topology node {} with listener {}", id,
sessionListener);
return null;
// Non-final for testing
@Override
public PCEPTopologySessionListener getSessionListener() {
- return new PCEPTopologySessionListener(this);
+ return new PCEPTopologySessionListener(dependencies.getStateRegistry(), this,
+ dependencies.getPceServerProvider());
}
private synchronized TopologySessionListener checkSessionPresence(final NodeId nodeId) {
final @Nullable Timeout newRpcTimeout(final RpcTimeout task, final SrpIdNumber requestId) {
final short localTimeout = rpcTimeout;
return localTimeout <= 0 ? null
- : timer.newTimeout(ignored -> task.run(requestId), localTimeout, TimeUnit.SECONDS);
+ : dependencies.getTimer().newTimeout(ignored -> task.run(requestId), localTimeout, TimeUnit.SECONDS);
+ }
+
+ final long updateInterval() {
+ return isClosed() ? 0 : updateInterval;
}
final void setRpcTimeout(final short rpcTimeout) {
this.rpcTimeout = rpcTimeout;
}
+ final void setUpdateInterval(final long updateInterval) {
+ this.updateInterval = updateInterval;
+ }
+
final void tearDownSessions(final List<InetAddress> outdatedNodes) {
for (var address : outdatedNodes) {
tearDownSession(new TearDownSessionInputBuilder().setNode(createNodeId(address)).build());
}
}
- final void bind(final KeyedInstanceIdentifier<Node, NodeKey> nodeId, final PcepSessionState sessionState) {
- dependencies.getStateRegistry().bind(nodeId, sessionState);
- }
-
- final void unbind(final KeyedInstanceIdentifier<Node, NodeKey> nodeId) {
- dependencies.getStateRegistry().unbind(nodeId);
- }
-
final PCEPTopologyProviderDependencies getPCEPTopologyProviderDependencies() {
return dependencies;
}
Code Review / bgpcep.git / blobdiff