Your server is configured with "zlib" compression only, while the client only supports compression "none", so there's a mismatch and both can't talk to each other. You need to configure the server with both "zlib" *and* "none" compression factories.
2014-09-15 7:39 GMT+02:00 Baweja, Keshav <keshav.baw...@jpmorgan.com.invalid >: > Hello > > I am using Camel 2.13.2 in my application to build up routes to download > files from sftp server locations. The codebase has been tested ok against 5 > different sftp servers. However against one particular sftp server, JSch > the sftp implementation used by Camel seems to disconnect immediately > after connecting. Could you please advise what could be the issue here. The > log from application is as below - > > [2014-09-15 05:52:32.236] [Camel (camel-1) thread #0 - > sftp://user@hostname:port/data] > DEBUG org.apache.camel.component.file.remote.SftpOperations - Using private > keyfile: /home/.ssh/id_rsa > [2014-09-15 05:52:32.238] [Camel (camel-1) thread #0 - > sftp://user@hostname:port/data] > DEBUG org.apache.camel.component.file.remote.SftpOperations - Using > knownhosts file: /home/.ssh/known_hosts > [2014-09-15 05:52:32.329] [Camel (camel-1) thread #0 - > sftp://user@hostname:port/data] > DEBUG org.apache.camel.component.file.remote.SftpOperations - Using > StrickHostKeyChecking: no > [2014-09-15 05:52:32.329] [Camel (camel-1) thread #0 - > sftp://user@hostname:port/data] > INFO org.apache.camel.component.file.remote.SftpOperations - JSCH -> > Connecting to hostname port port > [2014-09-15 05:52:32.462] [Camel (camel-1) thread #0 - > sftp://user@hostname:port/data] > INFO org.apache.camel.component.file.remote.SftpOperations - JSCH -> > Connection established > [2014-09-15 05:52:32.589] [Camel (camel-1) thread #0 - > sftp://user@hostname:port/data] > INFO org.apache.camel.component.file.remote.SftpOperations - JSCH -> > Remote version string: SSH-2.0-Maverick_SSHD > [2014-09-15 05:52:32.589] [Camel (camel-1) thread #0 - > sftp://user@hostname:port/data] > INFO org.apache.camel.component.file.remote.SftpOperations - JSCH -> Local > version string: SSH-2.0-JSCH-0.1.50 > [2014-09-15 05:52:32.589] [Camel (camel-1) thread #0 - > sftp://user@hostname:port/data] > INFO org.apache.camel.component.file.remote.SftpOperations - JSCH -> > CheckCiphers: > aes256-ctr,aes192-ctr,aes128-ctr,aes256-cbc,aes192-cbc,aes128-cbc,3des-ctr,arcfour,arcfour128,arcfour256 > [2014-09-15 05:52:32.598] [Camel (camel-1) thread #0 - > sftp://user@hostname:port/data] > INFO org.apache.camel.component.file.remote.SftpOperations - JSCH -> > CheckKexes: diffie-hellman-group14-sha1 > [2014-09-15 05:52:32.621] [Camel (camel-1) thread #0 - > sftp://user@hostname:port/data] > INFO org.apache.camel.component.file.remote.SftpOperations - JSCH -> > SSH_MSG_KEXINIT sent > [2014-09-15 05:52:32.621] [Camel (camel-1) thread #0 - > sftp://user@hostname:port/data] > INFO org.apache.camel.component.file.remote.SftpOperations - JSCH -> > SSH_MSG_KEXINIT received > [2014-09-15 05:52:32.622] [Camel (camel-1) thread #0 - > sftp://user@hostname:port/data] > INFO org.apache.camel.component.file.remote.SftpOperations - JSCH -> kex: > server: diffie-hellman-group1-sha1,diffie-hellman-group-exchange-sha1 > [2014-09-15 05:52:32.622] [Camel (camel-1) thread #0 - > sftp://user@hostname:port/data] > INFO org.apache.camel.component.file.remote.SftpOperations - JSCH -> kex: > server: ssh-rsa > [2014-09-15 05:52:32.622] [Camel (camel-1) thread #0 - > sftp://user@hostname:port/data] > INFO org.apache.camel.component.file.remote.SftpOperations - JSCH -> kex: > server: > aes128-cbc,aes256-cbc,aes192-cbc,3des-cbc,twofish256-cbc,twofish192-cbc,twofish128-cbc,blowfish-cbc,cast128-cbc > [2014-09-15 05:52:32.622] [Camel (camel-1) thread #0 - > sftp://user@hostname:port/data] > INFO org.apache.camel.component.file.remote.SftpOperations - JSCH -> kex: > server: > aes128-cbc,aes256-cbc,aes192-cbc,3des-cbc,twofish256-cbc,twofish192-cbc,twofish128-cbc,blowfish-cbc,cast128-cbc > [2014-09-15 05:52:32.622] [Camel (camel-1) thread #0 - > sftp://user@hostname:port/data] > INFO org.apache.camel.component.file.remote.SftpOperations - JSCH -> kex: > server: hmac-sha1,hmac-sha1-96 > [2014-09-15 05:52:32.622] [Camel (camel-1) thread #0 - > sftp://user@hostname:port/data] > INFO org.apache.camel.component.file.remote.SftpOperations - JSCH -> kex: > server: hmac-sha1,hmac-sha1-96 > [2014-09-15 05:52:32.622] [Camel (camel-1) thread #0 - > sftp://user@hostname:port/data] > INFO org.apache.camel.component.file.remote.SftpOperations - JSCH -> kex: > server: zlib > [2014-09-15 05:52:32.622] [Camel (camel-1) thread #0 - > sftp://user@hostname:port/data] > INFO org.apache.camel.component.file.remote.SftpOperations - JSCH -> kex: > server: zlib > [2014-09-15 05:52:32.622] [Camel (camel-1) thread #0 - > sftp://user@hostname:port/data] > INFO org.apache.camel.component.file.remote.SftpOperations - JSCH -> kex: > server: > [2014-09-15 05:52:32.623] [Camel (camel-1) thread #0 - > sftp://user@hostname:port/data] > INFO org.apache.camel.component.file.remote.SftpOperations - JSCH -> kex: > server: > [2014-09-15 05:52:32.623] [Camel (camel-1) thread #0 - > sftp://user@hostname:port/data] > INFO org.apache.camel.component.file.remote.SftpOperations - JSCH -> kex: > client: > diffie-hellman-group1-sha1,diffie-hellman-group14-sha1,diffie-hellman-group-exchange-sha1 > [2014-09-15 05:52:32.623] [Camel (camel-1) thread #0 - > sftp://user@hostname:port/data] > INFO org.apache.camel.component.file.remote.SftpOperations - JSCH -> kex: > client: ssh-rsa,ssh-dss > [2014-09-15 05:52:32.623] [Camel (camel-1) thread #0 - > sftp://user@hostname:port/data] > INFO org.apache.camel.component.file.remote.SftpOperations - JSCH -> kex: > client: > aes128-ctr,aes128-cbc,3des-ctr,3des-cbc,blowfish-cbc,aes192-cbc,aes256-cbc > [2014-09-15 05:52:32.623] [Camel (camel-1) thread #0 - > sftp://user@hostname:port/data] > INFO org.apache.camel.component.file.remote.SftpOperations - JSCH -> kex: > client: > aes128-ctr,aes128-cbc,3des-ctr,3des-cbc,blowfish-cbc,aes192-cbc,aes256-cbc > [2014-09-15 05:52:32.623] [Camel (camel-1) thread #0 - > sftp://user@hostname:port/data] > INFO org.apache.camel.component.file.remote.SftpOperations - JSCH -> kex: > client: hmac-md5,hmac-sha1,hmac-sha2-256,hmac-sha1-96,hmac-md5-96 > [2014-09-15 05:52:32.623] [Camel (camel-1) thread #0 - > sftp://user@hostname:port/data] > INFO org.apache.camel.component.file.remote.SftpOperations - JSCH -> kex: > client: hmac-md5,hmac-sha1,hmac-sha2-256,hmac-sha1-96,hmac-md5-96 > [2014-09-15 05:52:32.623] [Camel (camel-1) thread #0 - > sftp://user@hostname:port/data] > INFO org.apache.camel.component.file.remote.SftpOperations - JSCH -> kex: > client: none > [2014-09-15 05:52:32.623] [Camel (camel-1) thread #0 - > sftp://user@hostname:port/data] > INFO org.apache.camel.component.file.remote.SftpOperations - JSCH -> kex: > client: none > [2014-09-15 05:52:32.624] [Camel (camel-1) thread #0 - > sftp://user@hostname:port/data] > INFO org.apache.camel.component.file.remote.SftpOperations - JSCH -> kex: > client: > [2014-09-15 05:52:32.624] [Camel (camel-1) thread #0 - > sftp://user@hostname:port/data] > INFO org.apache.camel.component.file.remote.SftpOperations - JSCH -> kex: > client: > [2014-09-15 05:52:32.624] [Camel (camel-1) thread #0 - > sftp://user@hostname:port/data] > INFO org.apache.camel.component.file.remote.SftpOperations - JSCH -> > Disconnecting from hostname port port > > Regards > Keshav > > > > Regards > Keshav > > > > This email is confidential and subject to important disclaimers and > conditions including on offers for the purchase or sale of securities, > accuracy and completeness of information, viruses, confidentiality, legal > privilege, and legal entity disclaimers, available at > http://www.jpmorgan.com/pages/disclosures/email. >
