-/**
+/*
* Copyright (c) 2015 Cisco Systems, Inc. and others. All rights reserved.
*
* This program and the accompanying materials are made available under the
*/
package org.opendaylight.openflowplugin.impl.connection.listener;
+import static java.util.Objects.requireNonNull;
+
import com.google.common.annotations.VisibleForTesting;
-import com.google.common.base.Preconditions;
import java.net.InetSocketAddress;
import java.util.Date;
+import java.util.Objects;
+import java.util.concurrent.Executor;
import java.util.concurrent.Future;
-import java.util.concurrent.ThreadPoolExecutor;
import java.util.concurrent.TimeUnit;
-import javax.annotation.Nonnull;
+import org.eclipse.jdt.annotation.NonNull;
+import org.eclipse.jdt.annotation.Nullable;
+import org.opendaylight.mdsal.binding.api.NotificationPublishService;
+import org.opendaylight.openflowjava.protocol.api.connection.ConnectionAdapter.SystemListener;
import org.opendaylight.openflowplugin.api.openflow.connection.ConnectionContext;
import org.opendaylight.openflowplugin.api.openflow.device.Xid;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.IetfInetUtil;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.IpAddress;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.node.ssl.connection.error.service.rev190723.SslErrorBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.node.ssl.connection.error.service.rev190723.SslErrorType;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.node.ssl.connection.error.service.rev190723.ssl.error.SwitchCertificateBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.EchoInputBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.EchoOutput;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.FeaturesReply;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.system.rev130927.DisconnectEvent;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.system.rev130927.SslConnectionError;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.system.rev130927.SwitchIdleEvent;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.system.rev130927.SystemNotificationsListener;
import org.opendaylight.yangtools.yang.common.RpcError;
import org.opendaylight.yangtools.yang.common.RpcResult;
+import org.opendaylight.yangtools.yang.common.Uint16;
+import org.opendaylight.yangtools.yang.common.Uint32;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
-/**
- *
- */
-public class SystemNotificationsListenerImpl implements SystemNotificationsListener {
+public class SystemNotificationsListenerImpl implements SystemListener {
+ private static final Logger LOG = LoggerFactory.getLogger(SystemNotificationsListenerImpl.class);
+ private static final Logger OF_EVENT_LOG = LoggerFactory.getLogger("OfEventLog");
+ private static final Xid ECHO_XID = new Xid(Uint32.ZERO);
private final ConnectionContext connectionContext;
- private static final Logger LOG = LoggerFactory.getLogger(SystemNotificationsListenerImpl.class);
@VisibleForTesting
static final long MAX_ECHO_REPLY_TIMEOUT = 2000;
private final long echoReplyTimeout;
- private final ThreadPoolExecutor threadPool;
+ private final Executor executor;
+ private final NotificationPublishService notificationPublishService;
- public SystemNotificationsListenerImpl(@Nonnull final ConnectionContext connectionContext,
- long echoReplyTimeout,
- @Nonnull final ThreadPoolExecutor threadPool) {
- this.threadPool = threadPool;
- this.connectionContext = Preconditions.checkNotNull(connectionContext);
+ public SystemNotificationsListenerImpl(@NonNull final ConnectionContext connectionContext,
+ final long echoReplyTimeout, final @NonNull Executor executor,
+ @NonNull final NotificationPublishService notificationPublishService) {
+ this.connectionContext = requireNonNull(connectionContext);
this.echoReplyTimeout = echoReplyTimeout;
+ this.executor = requireNonNull(executor);
+ this.notificationPublishService = requireNonNull(notificationPublishService);
+ }
+
+ @Override
+ public void onSslConnectionError(final SslConnectionError sslConnectionError) {
+ final var switchCert = sslConnectionError.getSwitchCertificate();
+ notificationPublishService.offerNotification(new SslErrorBuilder()
+ .setType(SslErrorType.SslConFailed)
+ .setCode(Uint16.valueOf(SslErrorType.SslConFailed.getIntValue()))
+ .setNodeIpAddress(remoteAddress())
+ .setData(sslConnectionError.getInfo())
+ .setSwitchCertificate(switchCert == null ? null : new SwitchCertificateBuilder(switchCert).build())
+ .build());
}
@Override
- public void onDisconnectEvent(final DisconnectEvent notification) {
+ public void onSwitchIdle(final SwitchIdleEvent switchIdle) {
+ executor.execute(this::executeOnSwitchIdleEvent);
+ }
+
+ @Override
+ public void onDisconnect(final DisconnectEvent notification) {
+ OF_EVENT_LOG.debug("Disconnect, Node: {}", connectionContext.getSafeNodeIdForLOG());
LOG.info("ConnectionEvent: Connection closed by device, Device:{}, NodeId:{}",
- connectionContext.getConnectionAdapter().getRemoteAddress(), connectionContext.getNodeId());
+ connectionContext.getConnectionAdapter().getRemoteAddress(), connectionContext.getSafeNodeIdForLOG());
connectionContext.onConnectionClosed();
}
- @Override
- public void onSwitchIdleEvent(final SwitchIdleEvent notification) {
- threadPool.execute(() -> {
- boolean shouldBeDisconnected = true;
-
- final InetSocketAddress remoteAddress = connectionContext.getConnectionAdapter().getRemoteAddress();
-
- if (ConnectionContext.CONNECTION_STATE.WORKING.equals(connectionContext.getConnectionState())) {
- FeaturesReply features = connectionContext.getFeatures();
- LOG.info("Switch Idle state occurred, node={}|auxId={}", remoteAddress, features.getAuxiliaryId());
- connectionContext.changeStateToTimeouting();
- EchoInputBuilder builder = new EchoInputBuilder();
- builder.setVersion(features.getVersion());
- Xid xid = new Xid(0L);
- builder.setXid(xid.getValue());
-
- Future<RpcResult<EchoOutput>> echoReplyFuture = connectionContext.getConnectionAdapter().echo(builder.build());
-
- try {
- RpcResult<EchoOutput> echoReplyValue = echoReplyFuture.get(echoReplyTimeout, TimeUnit.MILLISECONDS);
- if (echoReplyValue.isSuccessful()) {
- connectionContext.changeStateToWorking();
- shouldBeDisconnected = false;
- } else {
- for (RpcError replyError : echoReplyValue.getErrors()) {
- Throwable cause = replyError.getCause();
- if (LOG.isWarnEnabled()) {
- LOG.warn("Received EchoReply from [{}] in TIMEOUTING state, Error:{}", remoteAddress, cause.getMessage());
- }
-
- if (LOG.isTraceEnabled()) {
- LOG.trace("Received EchoReply from [{}] in TIMEOUTING state, Error:{}", remoteAddress, cause);
- }
-
- }
- }
- } catch (Exception e) {
- if (LOG.isWarnEnabled()) {
- LOG.warn("Exception while waiting for echoReply from [{}] in TIMEOUTING state: {}", remoteAddress, e.getMessage());
- }
-
- if (LOG.isTraceEnabled()) {
- LOG.trace("Exception while waiting for echoReply from [{}] in TIMEOUTING state: {}", remoteAddress, e);
- }
+ @SuppressWarnings("checkstyle:IllegalCatch")
+ private void executeOnSwitchIdleEvent() {
+ boolean shouldBeDisconnected = true;
+
+ final InetSocketAddress remoteAddress = connectionContext.getConnectionAdapter().getRemoteAddress();
+
+ if (ConnectionContext.CONNECTION_STATE.WORKING.equals(connectionContext.getConnectionState())) {
+ FeaturesReply features = connectionContext.getFeatures();
+ LOG.debug("Switch Idle state occurred, node={}|auxId={}", remoteAddress, features.getAuxiliaryId());
+ OF_EVENT_LOG.debug("Switch idle state, Node: {}", features.getDatapathId());
+ connectionContext.changeStateToTimeouting();
+ EchoInputBuilder builder = new EchoInputBuilder();
+ builder.setVersion(features.getVersion());
+ builder.setXid(ECHO_XID.getValue());
+
+ Future<RpcResult<EchoOutput>> echoReplyFuture =
+ connectionContext.getConnectionAdapter().echo(builder.build());
+ try {
+ RpcResult<EchoOutput> echoReplyValue = echoReplyFuture.get(echoReplyTimeout, TimeUnit.MILLISECONDS);
+ if (echoReplyValue.isSuccessful()
+ && Objects.equals(echoReplyValue.getResult().getXid(), ECHO_XID.getValue())) {
+ connectionContext.changeStateToWorking();
+ shouldBeDisconnected = false;
+ } else {
+ logErrors(remoteAddress, echoReplyValue);
}
- }
- if (shouldBeDisconnected) {
- if (LOG.isInfoEnabled()) {
- LOG.info("ConnectionEvent:Closing connection as device is idle. Echo sent at {}. Device:{}, NodeId:{}",
- new Date(System.currentTimeMillis() - echoReplyTimeout), remoteAddress, connectionContext.getNodeId());
+ } catch (Exception e) {
+ if (LOG.isWarnEnabled()) {
+ LOG.warn("Exception while waiting for echoReply from [{}] in TIMEOUTING state: {}",
+ remoteAddress, e.getMessage());
+ }
+
+ if (LOG.isTraceEnabled()) {
+ LOG.trace("Exception while waiting for echoReply from [{}] in TIMEOUTING state",
+ remoteAddress, e);
}
- connectionContext.closeConnection(true);
}
- });
+ }
+ if (shouldBeDisconnected) {
+ if (LOG.isInfoEnabled()) {
+ LOG.info("ConnectionEvent:Closing connection as device is idle. Echo sent at {}. Device:{}, NodeId:{}",
+ new Date(System.currentTimeMillis() - echoReplyTimeout),
+ remoteAddress, connectionContext.getSafeNodeIdForLOG());
+ }
+
+ connectionContext.closeConnection(true);
+ }
+ }
+
+ private static void logErrors(final InetSocketAddress remoteAddress, final RpcResult<EchoOutput> echoReplyValue) {
+ for (RpcError replyError : echoReplyValue.getErrors()) {
+ Throwable cause = replyError.getCause();
+ if (LOG.isWarnEnabled()) {
+ LOG.warn("Received EchoReply from [{}] in TIMEOUTING state, Error:{}",
+ remoteAddress, cause.getMessage());
+ }
+
+ if (LOG.isTraceEnabled()) {
+ LOG.trace("Received EchoReply from [{}] in TIMEOUTING state", remoteAddress, cause);
+ }
+ }
+ }
+
+ private @Nullable IpAddress remoteAddress() {
+ final var connectionAdapter = connectionContext.getConnectionAdapter();
+ if (connectionAdapter != null) {
+ final var remoteAddress = connectionAdapter.getRemoteAddress();
+ if (remoteAddress != null) {
+ final var inetAddress = remoteAddress.getAddress();
+ if (inetAddress != null) {
+ return IetfInetUtil.ipAddressFor(inetAddress.getHostAddress());
+ }
+ }
+ }
+ return null;
}
}