+++ /dev/null
-/*
- * Copyright (c) 2013 Cisco Systems, Inc. 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.netconf.impl;
-
-import io.netty.channel.Channel;
-import io.netty.channel.local.LocalAddress;
-import io.netty.util.Timer;
-import io.netty.util.concurrent.Promise;
-import java.net.InetSocketAddress;
-import java.net.SocketAddress;
-import java.util.AbstractMap.SimpleImmutableEntry;
-import java.util.Map;
-import org.checkerframework.checker.index.qual.NonNegative;
-import org.opendaylight.netconf.api.NetconfDocumentedException;
-import org.opendaylight.netconf.api.messages.NetconfHelloMessage;
-import org.opendaylight.netconf.api.messages.NetconfHelloMessageAdditionalHeader;
-import org.opendaylight.netconf.nettyutil.AbstractNetconfSessionNegotiator;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-
-public final class NetconfServerSessionNegotiator
- extends AbstractNetconfSessionNegotiator<NetconfServerSession, NetconfServerSessionListener> {
- private static final Logger LOG = LoggerFactory.getLogger(NetconfServerSessionNegotiator.class);
- private static final String UNKNOWN = "unknown";
-
- private final long sessionId;
-
- NetconfServerSessionNegotiator(final NetconfHelloMessage hello, final long sessionId,
- final Promise<NetconfServerSession> promise, final Channel channel, final Timer timer,
- final NetconfServerSessionListener sessionListener, final long connectionTimeoutMillis,
- final @NonNegative int maximumIncomingChunkSize) {
- super(hello, promise, channel, timer, sessionListener, connectionTimeoutMillis,
- maximumIncomingChunkSize);
- this.sessionId = sessionId;
- }
-
- @Override
- protected void handleMessage(final NetconfHelloMessage netconfMessage) throws NetconfDocumentedException {
- NetconfServerSession session = getSessionForHelloMessage(netconfMessage);
- replaceHelloMessageInboundHandler(session);
- // Negotiation successful after all non hello messages were processed
- negotiationSuccessful(session);
- }
-
- @Override
- protected NetconfServerSession getSession(final NetconfServerSessionListener sessionListener, final Channel channel,
- final NetconfHelloMessage message) {
- final var additionalHeader = message.getAdditionalHeader();
- final var parsedHeader = additionalHeader.orElseGet(() -> {
- final var hostName = getHostName(channel.localAddress());
- return new NetconfHelloMessageAdditionalHeader(UNKNOWN, hostName.getValue(), hostName.getKey(), "tcp",
- "client");
- });
-
- LOG.debug("Additional header from hello parsed as {} from {}", parsedHeader, additionalHeader);
- return new NetconfServerSession(sessionListener, channel, sessionId, parsedHeader);
- }
-
- /**
- * Get a name of the host.
- *
- * @param socketAddress type of socket address LocalAddress, or
- * InetSocketAddress, for others returns unknown
- * @return Two values - port and host of socket address
- */
- protected static Map.Entry<String, String> getHostName(final SocketAddress socketAddress) {
- if (socketAddress instanceof InetSocketAddress inetSocketAddress) {
- return new SimpleImmutableEntry<>(Integer.toString(inetSocketAddress.getPort()),
- inetSocketAddress.getHostString());
- } else if (socketAddress instanceof LocalAddress localAddress) {
- return new SimpleImmutableEntry<>(UNKNOWN, localAddress.id());
- } else {
- return new SimpleImmutableEntry<>(UNKNOWN, UNKNOWN);
- }
- }
-}