acho-bacho opened a new issue, #376: URL: https://github.com/apache/mina-sshd/issues/376
### Version 2.10 ### Bug description Hello, we are using sfp client from Latest SSHD Release (2.10) binaries and try to connect to a sFTP server through a SQUID http proxy but it fails with: ``` C:\apache-sshd-2.10.0\apache-sshd-2.10.0\bin>sftp.bat d...@test.rebex.net -w password -J 10.83.51.147:3128 2023-05-19: INFO : org.apache.sshd.common.util.secu: getOrCreateProvider(EdDSA) created instance of net.i2p.crypto.eddsa.EdDSASecurityProvider 2023-05-19: WARNING: org.apache.sshd.client.future.De: notifyListener(DefaultConnectFuture[id=null@/10.83.51.147:3128][value=ClientSessionImpl[null@/10.83.51.147:3128]]) failed (IllegalStateException) to invoke org.apache.sshd.client.SshClient$$Lambda$176/0x0000000100208440@2ee6a988: No username specified when the session was created 2023-05-19: WARNING: org.apache.sshd.client.session.C: exceptionCaught(ClientSessionImpl[null@/10.83.51.147:3128])[state=Opened] StreamCorruptedException: Incorrect identification (line too long): at line 157: <p>Your cache administrator is <a href="mailto:root?subject=CacheErrorInfo%20-%20ERR_INVALID_REQ&body=CacheHost%3A%20ip-10-83-51-147.eu-west-1.compute.internal%0D%0AErrPage%3A%20ERR_INVALID_REQ%0D%0AErr%3A%20%5Bnone%5D%0D%0ATimeStamp%3A%20Fri,%2019%20M Exception in thread "main" org.apache.sshd.common.SshException: DefaultConnectFuture[d...@test.rebex.net/194.108.117.16:22]: Failed to get operation result within specified timeout: 120000 msec at org.apache.sshd.common.future.AbstractSshFuture.lambda$verifyResult$1(AbstractSshFuture.java:114) at org.apache.sshd.common.future.AbstractSshFuture.formatExceptionMessage(AbstractSshFuture.java:206) at org.apache.sshd.common.future.AbstractSshFuture.verifyResult(AbstractSshFuture.java:114) at org.apache.sshd.client.future.DefaultConnectFuture.verify(DefaultConnectFuture.java:55) at org.apache.sshd.client.future.DefaultConnectFuture.verify(DefaultConnectFuture.java:36) at org.apache.sshd.common.future.VerifiableFuture.verify(VerifiableFuture.java:74) at org.apache.sshd.cli.client.SshClientCliSupport.setupClientSession(SshClientCliSupport.java:262) at org.apache.sshd.cli.client.SftpCommandMain.main(SftpCommandMain.java:371) Caused by: java.util.concurrent.TimeoutException: Timed out after 120000 msec at org.apache.sshd.common.future.AbstractSshFuture.verifyResult(AbstractSshFuture.java:113) ... 5 more ``` I do not pass a username to the -J (proxyJump) parameter as the Squid proxy does not require a username. Providing a fake username gives me: `C:\apache-sshd-2.10.0\apache-sshd-2.10.0\bin>sftp.bat d...@test.rebex.net -w password -J fake@10.83.51.147:3128 2023-05-19: INFO : org.apache.sshd.common.util.secu: getOrCreateProvider(EdDSA) created instance of net.i2p.crypto.eddsa.EdDSASecurityProvider Exception in thread "main" org.apache.sshd.common.SshException: DefaultConnectFuture[d...@test.rebex.net/194.108.117.16:22]: Failed (StreamCorruptedException) to execute: Incorrect identification (line too long): at line 157: <p>Your cache administrator is <a href="mailto:root?subject=CacheErrorInfo%20-%20ERR_INVALID_REQ&body=CacheHost%3A%20ip-10-83-51-147.eu-west-1.compute.internal%0D%0AErrPage%3A%20ERR_INVALID_REQ%0D%0AErr%3A%20%5Bnone%5D%0D%0ATimeStamp%3A%20Fri,%2019%20M at org.apache.sshd.common.future.AbstractSshFuture.lambda$verifyResult$2(AbstractSshFuture.java:146) at org.apache.sshd.common.future.AbstractSshFuture.formatExceptionMessage(AbstractSshFuture.java:206) at org.apache.sshd.common.future.AbstractSshFuture.verifyResult(AbstractSshFuture.java:145) at org.apache.sshd.client.future.DefaultConnectFuture.verify(DefaultConnectFuture.java:55) at org.apache.sshd.client.future.DefaultConnectFuture.verify(DefaultConnectFuture.java:36) at org.apache.sshd.common.future.VerifiableFuture.verify(VerifiableFuture.java:74) at org.apache.sshd.cli.client.SshClientCliSupport.setupClientSession(SshClientCliSupport.java:262) at org.apache.sshd.cli.client.SftpCommandMain.main(SftpCommandMain.java:371) Caused by: java.io.StreamCorruptedException: Incorrect identification (line too long): at line 157: <p>Your cache administrator is <a href="mailto:root?subject=CacheErrorInfo%20-%20ERR_INVALID_REQ&body=CacheHost%3A%20ip-10-83-51-147.eu-west-1.compute.internal%0D%0AErrPage%3A%20ERR_INVALID_REQ%0D%0AErr%3A%20%5Bnone%5D%0D%0ATimeStamp%3A%20Fri,%2019%20M at org.apache.sshd.common.session.helpers.SessionHelper.doReadIdentification(SessionHelper.java:913) at org.apache.sshd.client.session.AbstractClientSession.readIdentification(AbstractClientSession.java:509) at org.apache.sshd.common.session.helpers.AbstractSession.messageReceived(AbstractSession.java:477) at org.apache.sshd.common.session.helpers.AbstractSessionIoHandler.messageReceived(AbstractSessionIoHandler.java:64) at org.apache.sshd.common.io.nio2.Nio2Session.handleReadCycleCompletion(Nio2Session.java:407) at org.apache.sshd.common.io.nio2.Nio2Session$1.onCompleted(Nio2Session.java:380) at org.apache.sshd.common.io.nio2.Nio2Session$1.onCompleted(Nio2Session.java:375) at org.apache.sshd.common.io.nio2.Nio2CompletionHandler.lambda$completed$0(Nio2CompletionHandler.java:38) at java.base/java.security.AccessController.doPrivileged(Native Method) at org.apache.sshd.common.io.nio2.Nio2CompletionHandler.completed(Nio2CompletionHandler.java:37) at java.base/sun.nio.ch.Invoker.invokeUnchecked(Invoker.java:127) at java.base/sun.nio.ch.Invoker$2.run(Invoker.java:219) at java.base/sun.nio.ch.AsynchronousChannelGroupImpl$1.run(AsynchronousChannelGroupImpl.java:112) at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128) at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628) at java.base/java.lang.Thread.run(Thread.java:834)` Without using the Squid proxy jump I am able to connect to the public sftp server: `C:\apache-sshd-2.10.0\apache-sshd-2.10.0\bin>sftp.bat d...@test.rebex.net -w password 2023-05-19: INFO : org.apache.sshd.common.util.secu: getOrCreateProvider(EdDSA) created instance of net.i2p.crypto.eddsa.EdDSASecurityProvider 2023-05-19 17:56:35,800 INFO main Using factory=DefaultSftpClientFactory 2023-05-19 17:56:35,815 INFO main Using version selector=CURRENT / > ls . 0 drwx------ .. 0 drwx------ pub 0 drwx------ readme.txt 405 -rw------- / > ` Do you have any ideas what might be wrong? ### Actual behavior sftp client fails to connect to an sFTP server via Squid HTTP proxy ### Expected behavior sftp client SHOULD connect to an sFTP server via Squid HTTP proxy ### Relevant log output ```Shell C:\apache-sshd-2.10.0\apache-sshd-2.10.0\bin>sftp.bat d...@test.rebex.net -w password -J 10.83.51.147:3128 2023-05-19: INFO : org.apache.sshd.common.util.secu: getOrCreateProvider(EdDSA) created instance of net.i2p.crypto.eddsa.EdDSASecurityProvider 2023-05-19: WARNING: org.apache.sshd.client.future.De: notifyListener(DefaultConnectFuture[id=null@/10.83.51.147:3128][value=ClientSessionImpl[null@/10.83.51.147:3128]]) failed (IllegalStateException) to invoke org.apache.sshd.client.SshClient$$Lambda$176/0x0000000100208440@2ee6a988: No username specified when the session was created 2023-05-19: WARNING: org.apache.sshd.client.session.C: exceptionCaught(ClientSessionImpl[null@/10.83.51.147:3128])[state=Opened] StreamCorruptedException: Incorrect identification (line too long): at line 157: <p>Your cache administrator is <a href="mailto:root?subject=CacheErrorInfo%20-%20ERR_INVALID_REQ&body=CacheHost%3A%20ip-10-83-51-147.eu-west-1.compute.internal%0D%0AErrPage%3A%20ERR_INVALID_REQ%0D%0AErr%3A%20%5Bnone%5D%0D%0ATimeStamp%3A%20Fri,%2019%20M Exception in thread "main" org.apache.sshd.common.SshException: DefaultConnectFuture[d...@test.rebex.net/194.108.117.16:22]: Failed to get operation result within specified timeout: 120000 msec at org.apache.sshd.common.future.AbstractSshFuture.lambda$verifyResult$1(AbstractSshFuture.java:114) at org.apache.sshd.common.future.AbstractSshFuture.formatExceptionMessage(AbstractSshFuture.java:206) at org.apache.sshd.common.future.AbstractSshFuture.verifyResult(AbstractSshFuture.java:114) at org.apache.sshd.client.future.DefaultConnectFuture.verify(DefaultConnectFuture.java:55) at org.apache.sshd.client.future.DefaultConnectFuture.verify(DefaultConnectFuture.java:36) at org.apache.sshd.common.future.VerifiableFuture.verify(VerifiableFuture.java:74) at org.apache.sshd.cli.client.SshClientCliSupport.setupClientSession(SshClientCliSupport.java:262) at org.apache.sshd.cli.client.SftpCommandMain.main(SftpCommandMain.java:371) Caused by: java.util.concurrent.TimeoutException: Timed out after 120000 msec at org.apache.sshd.common.future.AbstractSshFuture.verifyResult(AbstractSshFuture.java:113) ... 5 more C:\apache-sshd-2.10.0\apache-sshd-2.10.0\bin>sftp.bat d...@test.rebex.net -w password -J fake@10.83.51.147:3128 2023-05-19: INFO : org.apache.sshd.common.util.secu: getOrCreateProvider(EdDSA) created instance of net.i2p.crypto.eddsa.EdDSASecurityProvider Exception in thread "main" org.apache.sshd.common.SshException: DefaultConnectFuture[d...@test.rebex.net/194.108.117.16:22]: Failed (StreamCorruptedException) to execute: Incorrect identification (line too long): at line 157: <p>Your cache administrator is <a href="mailto:root?subject=CacheErrorInfo%20-%20ERR_INVALID_REQ&body=CacheHost%3A%20ip-10-83-51-147.eu-west-1.compute.internal%0D%0AErrPage%3A%20ERR_INVALID_REQ%0D%0AErr%3A%20%5Bnone%5D%0D%0ATimeStamp%3A%20Fri,%2019%20M at org.apache.sshd.common.future.AbstractSshFuture.lambda$verifyResult$2(AbstractSshFuture.java:146) at org.apache.sshd.common.future.AbstractSshFuture.formatExceptionMessage(AbstractSshFuture.java:206) at org.apache.sshd.common.future.AbstractSshFuture.verifyResult(AbstractSshFuture.java:145) at org.apache.sshd.client.future.DefaultConnectFuture.verify(DefaultConnectFuture.java:55) at org.apache.sshd.client.future.DefaultConnectFuture.verify(DefaultConnectFuture.java:36) at org.apache.sshd.common.future.VerifiableFuture.verify(VerifiableFuture.java:74) at org.apache.sshd.cli.client.SshClientCliSupport.setupClientSession(SshClientCliSupport.java:262) at org.apache.sshd.cli.client.SftpCommandMain.main(SftpCommandMain.java:371) Caused by: java.io.StreamCorruptedException: Incorrect identification (line too long): at line 157: <p>Your cache administrator is <a href="mailto:root?subject=CacheErrorInfo%20-%20ERR_INVALID_REQ&body=CacheHost%3A%20ip-10-83-51-147.eu-west-1.compute.internal%0D%0AErrPage%3A%20ERR_INVALID_REQ%0D%0AErr%3A%20%5Bnone%5D%0D%0ATimeStamp%3A%20Fri,%2019%20M at org.apache.sshd.common.session.helpers.SessionHelper.doReadIdentification(SessionHelper.java:913) at org.apache.sshd.client.session.AbstractClientSession.readIdentification(AbstractClientSession.java:509) at org.apache.sshd.common.session.helpers.AbstractSession.messageReceived(AbstractSession.java:477) at org.apache.sshd.common.session.helpers.AbstractSessionIoHandler.messageReceived(AbstractSessionIoHandler.java:64) at org.apache.sshd.common.io.nio2.Nio2Session.handleReadCycleCompletion(Nio2Session.java:407) at org.apache.sshd.common.io.nio2.Nio2Session$1.onCompleted(Nio2Session.java:380) at org.apache.sshd.common.io.nio2.Nio2Session$1.onCompleted(Nio2Session.java:375) at org.apache.sshd.common.io.nio2.Nio2CompletionHandler.lambda$completed$0(Nio2CompletionHandler.java:38) at java.base/java.security.AccessController.doPrivileged(Native Method) at org.apache.sshd.common.io.nio2.Nio2CompletionHandler.completed(Nio2CompletionHandler.java:37) at java.base/sun.nio.ch.Invoker.invokeUnchecked(Invoker.java:127) at java.base/sun.nio.ch.Invoker$2.run(Invoker.java:219) at java.base/sun.nio.ch.AsynchronousChannelGroupImpl$1.run(AsynchronousChannelGroupImpl.java:112) at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128) at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628) at java.base/java.lang.Thread.run(Thread.java:834)` C:\apache-sshd-2.10.0\apache-sshd-2.10.0\bin>sftp.bat d...@test.rebex.net -w password 2023-05-19: INFO : org.apache.sshd.common.util.secu: getOrCreateProvider(EdDSA) created instance of net.i2p.crypto.eddsa.EdDSASecurityProvider 2023-05-19 17:56:35,800 INFO main Using factory=DefaultSftpClientFactory 2023-05-19 17:56:35,815 INFO main Using version selector=CURRENT / > ls . 0 drwx------ .. 0 drwx------ pub 0 drwx------ readme.txt 405 -rw------- / > ``` ### Other information _No response_ -- This is an automated message from the Apache Git Service. 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