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https://issues.apache.org/jira/browse/SSHD-1033?focusedWorklogId=458968&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-458968
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ASF GitHub Bot logged work on SSHD-1033:
----------------------------------------
Author: ASF GitHub Bot
Created on: 14/Jul/20 21:34
Start Date: 14/Jul/20 21:34
Worklog Time Spent: 10m
Work Description: ggrandes commented on pull request #141:
URL: https://github.com/apache/mina-sshd/pull/141#issuecomment-658425405
@gnodet ok, is my first PR, what need to put in CHANGES.md? some example?
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Issue Time Tracking
-------------------
Worklog Id: (was: 458968)
Time Spent: 4h (was: 3h 50m)
> Unable to use DynamicPortForwarding + LocalPortForwarding
> ---------------------------------------------------------
>
> Key: SSHD-1033
> URL: https://issues.apache.org/jira/browse/SSHD-1033
> Project: MINA SSHD
> Issue Type: Bug
> Affects Versions: 2.5.1
> Reporter: Guillermo Grandes
> Priority: Major
> Labels: easyfix, pull-request-available, ready-to-commit
> Time Spent: 4h
> Remaining Estimate: 0h
>
> This is the error running LocalForwarder + DynamicForwarder:
> {code:none}
> [sshd-SshClient[457e2f02]-nio2-thread-6] WARN
> org.apache.sshd.common.forward.DefaultForwardingFilter -
> sessionCreated(Nio2Session[local=/127.0.0.1:8000,
> remote=/127.0.0.1:57657])[local=/127.0.0.1:8000, remote=null] cannot locate
> original local entry for accepted=/127.0.0.1:8000
> [sshd-SshClient[457e2f02]-nio2-thread-2] WARN
> org.apache.sshd.client.channel.ClientChannelPendingMessagesQueue -
> operationComplete(ClientChannelPendingMessagesQueue[channel=TcpipClientChannel[id=1,
> recipient=-1]-ClientSessionImpl[testuser@/192.168.x.x:22], open=false])
> SshChannelOpenException[open failed] signaled
> [sshd-SshClient[457e2f02]-nio2-thread-2] WARN
> org.apache.sshd.common.forward.DefaultForwardingFilter - Failed
> (SshChannelOpenException) to open channel for
> session=Nio2Session[local=/127.0.0.1:8000, remote=/127.0.0.1:57657]: open
> failed
> {code}
> This is the code to reproduce.
> * When testLocal = true, testDynamic = true; dynamic fail.
> * if the order of test are inverted, fail the local instead of dynamic.
> * if one test is false, the other works well.
> {code:java}
> import java.io.BufferedReader;
> import java.io.IOException;
> import java.io.InputStreamReader;
> import java.net.HttpURLConnection;
> import java.net.InetSocketAddress;
> import java.net.Proxy;
> import java.net.URL;
> import org.apache.sshd.client.SshClient;
> import org.apache.sshd.client.future.ConnectFuture;
> import org.apache.sshd.client.keyverifier.AcceptAllServerKeyVerifier;
> import org.apache.sshd.client.session.ClientSession;
> import org.apache.sshd.client.session.forward.DynamicPortForwardingTracker;
> import org.apache.sshd.client.session.forward.ExplicitPortForwardingTracker;
> import org.apache.sshd.common.util.net.SshdSocketAddress;
> public class SSHClient {
> public static void test(final String username, final String password,
> final String host, final int port)
> throws IOException {
> boolean testLocal = true, testDynamic = true;
> try (SshClient client = SshClient.setUpDefaultClient()) {
>
> client.setServerKeyVerifier(AcceptAllServerKeyVerifier.INSTANCE);
> client.start();
> try {
> ConnectFuture connect =
> client.connect(username, host, port);
> connect.await(10000);
> ClientSession session =
> connect.getClientSession();
> session.addPasswordIdentity(password);
> session.auth().verify(10000);
> if (testLocal) {
> System.out.println("==================
> Local ==================");
> ExplicitPortForwardingTracker
> localTracker = session.createLocalPortForwardingTracker(
> new
> SshdSocketAddress("localhost", 8082),
> new
> SshdSocketAddress("test.javastack.org", 80));
> sleep(1000);
>
> System.out.println("LocalPortForwarding: " //
> +
> localTracker.getLocalAddress() + " -> " //
> +
> localTracker.getRemoteAddress());
> SshdSocketAddress localSocketAddress =
> localTracker.getLocalAddress();
> if (localSocketAddress != null) {
> Proxy proxy = new
> Proxy(Proxy.Type.HTTP,
> new
> InetSocketAddress(localSocketAddress.getHostName(), //
>
> localSocketAddress.getPort()));
> testRemoteURL(proxy);
> }
> }
> if (testDynamic) {
> System.out.println("==================
> Dynamic ==================");
> DynamicPortForwardingTracker
> dynamicTracker = session
>
> .createDynamicPortForwardingTracker(new SshdSocketAddress("localhost", 8000));
> sleep(1000);
>
> System.out.println("DynamicPortForwarding: " //
> +
> dynamicTracker.getLocalAddress());
> SshdSocketAddress dynamicSocketAddress
> = dynamicTracker.getLocalAddress();
> if (dynamicSocketAddress != null) {
> Proxy proxy = new
> Proxy(Proxy.Type.SOCKS,
> new
> InetSocketAddress(dynamicSocketAddress.getHostName(), //
>
> dynamicSocketAddress.getPort()));
> testRemoteURL(proxy);
> }
> }
> // @see
> org.apache.sshd.common.forward.DefaultForwardingFilter#sessionCreated
> sleep(1000);
> } finally {
> client.stop();
> }
> }
> }
> private static final void sleep(final long t) {
> try {
> Thread.sleep(t);
> } catch (Exception ign) {
> }
> }
> private static final void testRemoteURL(final Proxy proxy) throws
> IOException {
> HttpURLConnection connection = (HttpURLConnection) new
> URL("http://test.javastack.org/";)
> .openConnection(proxy);
> System.out.println("Get URL: " + connection.getURL());
> try {
> BufferedReader in = new BufferedReader(new
> InputStreamReader(connection.getInputStream()));
> System.out.println("Response from server:");
> String inputLine;
> while ((inputLine = in.readLine()) != null) {
> System.out.println(inputLine);
> }
> in.close();
> } catch (Exception e) {
> System.out.println("Failed: " + e);
> }
> }
> }
> {code}
> {code:xml}
> <!-- dependencies used --->
> <dependency>
> <groupId>org.apache.sshd</groupId>
> <artifactId>sshd-core</artifactId>
> <version>2.5.1</version>
> </dependency>
> <dependency>
> <groupId>org.apache.mina</groupId>
> <artifactId>mina-core</artifactId>
> <version>2.1.3</version>
> </dependency>
> <dependency>
> <groupId>org.slf4j</groupId>
> <artifactId>slf4j-api</artifactId>
> <version>1.7.30</version>
> </dependency>
> <dependency>
> <groupId>org.slf4j</groupId>
> <artifactId>slf4j-simple</artifactId>
> <version>1.7.30</version>
> </dependency>
> {code}
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