+++ /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.controller.netconf.ssh.osgi;
-
-import static com.google.common.base.Preconditions.checkState;
-
-import com.google.common.base.Optional;
-import com.google.common.base.Strings;
-import io.netty.channel.local.LocalAddress;
-import io.netty.channel.nio.NioEventLoopGroup;
-import java.io.IOException;
-import java.net.InetSocketAddress;
-import java.util.concurrent.ExecutorService;
-import java.util.concurrent.Executors;
-import java.util.concurrent.ScheduledExecutorService;
-import java.util.concurrent.ThreadFactory;
-import org.apache.sshd.common.util.ThreadUtils;
-import org.apache.sshd.server.keyprovider.PEMGeneratorHostKeyProvider;
-import org.opendaylight.controller.netconf.ssh.SshProxyServer;
-import org.opendaylight.controller.netconf.ssh.SshProxyServerConfigurationBuilder;
-import org.opendaylight.controller.netconf.util.osgi.NetconfConfigUtil;
-import org.opendaylight.controller.netconf.util.osgi.NetconfConfigUtil.InfixProp;
-import org.osgi.framework.BundleActivator;
-import org.osgi.framework.BundleContext;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-
-public class NetconfSSHActivator implements BundleActivator {
- private static final Logger LOG = LoggerFactory.getLogger(NetconfSSHActivator.class);
-
- private static final java.lang.String ALGORITHM = "RSA";
- private static final int KEY_SIZE = 4096;
- public static final int POOL_SIZE = 8;
- private static final int DEFAULT_IDLE_TIMEOUT = Integer.MAX_VALUE;
-
- private ScheduledExecutorService minaTimerExecutor;
- private NioEventLoopGroup clientGroup;
- private ExecutorService nioExecutor;
- private AuthProviderTracker authProviderTracker;
-
- private SshProxyServer server;
-
- @Override
- public void start(final BundleContext bundleContext) throws IOException {
- minaTimerExecutor = Executors.newScheduledThreadPool(POOL_SIZE, new ThreadFactory() {
- @Override
- public Thread newThread(final Runnable r) {
- return new Thread(r, "netconf-ssh-server-mina-timers");
- }
- });
- clientGroup = new NioEventLoopGroup();
- nioExecutor = ThreadUtils.newFixedThreadPool("netconf-ssh-server-nio-group", POOL_SIZE);
- server = startSSHServer(bundleContext);
- }
-
- @Override
- public void stop(final BundleContext context) throws IOException {
- if (server != null) {
- server.close();
- }
-
- if(authProviderTracker != null) {
- authProviderTracker.stop();
- }
-
- if(nioExecutor!=null) {
- nioExecutor.shutdownNow();
- }
-
- if(clientGroup != null) {
- clientGroup.shutdownGracefully();
- }
-
- if(minaTimerExecutor != null) {
- minaTimerExecutor.shutdownNow();
- }
- }
-
- private SshProxyServer startSSHServer(final BundleContext bundleContext) throws IOException {
- final Optional<InetSocketAddress> maybeSshSocketAddress = NetconfConfigUtil.extractNetconfServerAddress(bundleContext, InfixProp.ssh);
-
- if (!maybeSshSocketAddress.isPresent()) {
- LOG.trace("SSH bridge not configured");
- return null;
- }
-
- final InetSocketAddress sshSocketAddress = maybeSshSocketAddress.get();
- LOG.trace("Starting netconf SSH bridge at {}", sshSocketAddress);
-
- final LocalAddress localAddress = NetconfConfigUtil.getNetconfLocalAddress();
-
- authProviderTracker = new AuthProviderTracker(bundleContext);
-
- final String path = NetconfConfigUtil.getPrivateKeyPath(bundleContext);
-
- checkState(!Strings.isNullOrEmpty(path), "Path to ssh private key is blank. Reconfigure %s",
- NetconfConfigUtil.getPrivateKeyKey());
-
- final SshProxyServer sshProxyServer = new SshProxyServer(minaTimerExecutor, clientGroup, nioExecutor);
- sshProxyServer.bind(
- new SshProxyServerConfigurationBuilder()
- .setBindingAddress(sshSocketAddress)
- .setLocalAddress(localAddress)
- .setAuthenticator(authProviderTracker)
- .setKeyPairProvider(new PEMGeneratorHostKeyProvider(path, ALGORITHM, KEY_SIZE))
- .setIdleTimeout(DEFAULT_IDLE_TIMEOUT)
- .createSshProxyServerConfiguration());
- return sshProxyServer;
- }
-
-}