[
https://issues.apache.org/jira/browse/SSHD-1203?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Susmit Sarkar updated SSHD-1203:
--------------------------------
Description:
Getting the below exception trace:
30 Jul 2021 17:03:50,834 [sshd-SshServer[2bcef5ca](port=22091)-nio2-thread-2]
DEBUG ServerSessionImpl -
resolveEmptySignaturesProposal(ServerSessionImpl[null@/127.0.0.1:36117])*[[ssh-dss]]
none of the keys appears in supported list:
[[email protected],
[email protected],
[email protected], [email protected],
[email protected], ecdsa-sha2-nistp256, ecdsa-sha2-nistp384,
ecdsa-sha2-nistp521, [email protected], rsa-sha2-512,
rsa-sha2-256, ssh-rsa]*30 Jul 2021 17:03:50,834
[sshd-SshServer[2bcef5ca](port=22091)-nio2-thread-2] DEBUG ServerSessionImpl -
resolveEmptySignaturesProposal(ServerSessionImpl[null@/127.0.0.1:36117])[[ssh-dss]]
none of the keys appears in supported list:
[[email protected],
[email protected],
[email protected], [email protected],
[email protected], ecdsa-sha2-nistp256, ecdsa-sha2-nistp384,
ecdsa-sha2-nistp521, [email protected], rsa-sha2-512,
rsa-sha2-256, ssh-rsa]30 Jul 2021 17:03:50,857
[sshd-SshServer[2bcef5ca](port=22091)-nio2-thread-2] DEBUG Nio2Session -
handleReadCycleFailure(Nio2Session[local=/127.0.0.1:22091,
remote=/127.0.0.1:36117]) SshException after 43009671 nanos at read cycle=1:
sendKexInit() no resolved signatures available30 Jul 2021 17:03:50,857
[sshd-SshServer[2bcef5ca](port=22091)-nio2-thread-2] DEBUG Nio2Session -
exceptionCaught(Nio2Session[local=/127.0.0.1:22091, remote=/127.0.0.1:36117])
caught SshException[sendKexInit() no resolved signatures available] - calling
handler30 Jul 2021 17:03:50,857
[sshd-SshServer[2bcef5ca](port=22091)-nio2-thread-2] WARN ServerSessionImpl -
exceptionCaught(ServerSessionImpl[null@/127.0.0.1:36117])[state=Opened]
SshException: sendKexInit() no resolved signatures
availableorg.apache.sshd.common.SshException: sendKexInit() no resolved
signatures available at
org.apache.sshd.common.session.helpers.AbstractSession.sendKexInit(AbstractSession.java:2281)
at
org.apache.sshd.server.session.AbstractServerSession.readIdentification(AbstractServerSession.java:500)
at
org.apache.sshd.common.session.helpers.AbstractSession.messageReceived(AbstractSession.java:383)
at
org.apache.sshd.common.session.helpers.AbstractSessionIoHandler.messageReceived(AbstractSessionIoHandler.java:64)
at
org.apache.sshd.common.io.nio2.Nio2Session.handleReadCycleCompletion(Nio2Session.java:359)
at
org.apache.sshd.common.io.nio2.Nio2Session$1.onCompleted(Nio2Session.java:336)
at
org.apache.sshd.common.io.nio2.Nio2Session$1.onCompleted(Nio2Session.java:333)
at
org.apache.sshd.common.io.nio2.Nio2CompletionHandler.lambda$completed$0(Nio2CompletionHandler.java:38)
at
org.apache.sshd.common.io.nio2.Nio2CompletionHandler$$Lambda$913/0000000088B4A540.run(Unknown
Source) at
java.security.AccessController.doPrivileged(AccessController.java:678) at
org.apache.sshd.common.io.nio2.Nio2CompletionHandler.completed(Nio2CompletionHandler.java:37)
at sun.nio.ch.Invoker.invokeUnchecked(Invoker.java:138) at
sun.nio.ch.Invoker$2.run(Invoker.java:230) at
sun.nio.ch.AsynchronousChannelGroupImpl$1.run(AsynchronousChannelGroupImpl.java:124)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1160)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.lang.Thread.run(Thread.java:822)
Post upgrade we are seeing this error, looks like ssh-dss is deprecated in
2.7.0 but was present in 2.5.1. Can you please help to solve this issue, where
should we add dss support from code?
The host identity key used is a dss key, all the test cases are failing as a
result
Thanks
Susmit
was:
Getting the below exception trace:
30 Jul 2021 17:03:50,834 [sshd-SshServer[2bcef5ca](port=22091)-nio2-thread-2]
DEBUG ServerSessionImpl -
resolveEmptySignaturesProposal(ServerSessionImpl[null@/127.0.0.1:36117])*[[ssh-dss]]
none of the keys appears in supported list:
[[email protected],
[email protected],
[email protected], [email protected],
[email protected], ecdsa-sha2-nistp256, ecdsa-sha2-nistp384,
ecdsa-sha2-nistp521, [email protected], rsa-sha2-512,
rsa-sha2-256, ssh-rsa]*30 Jul 2021 17:03:50,834
[sshd-SshServer[2bcef5ca](port=22091)-nio2-thread-2] DEBUG ServerSessionImpl -
resolveEmptySignaturesProposal(ServerSessionImpl[null@/127.0.0.1:36117])[[ssh-dss]]
none of the keys appears in supported list:
[[email protected],
[email protected],
[email protected], [email protected],
[email protected], ecdsa-sha2-nistp256, ecdsa-sha2-nistp384,
ecdsa-sha2-nistp521, [email protected], rsa-sha2-512,
rsa-sha2-256, ssh-rsa]30 Jul 2021 17:03:50,857
[sshd-SshServer[2bcef5ca](port=22091)-nio2-thread-2] DEBUG Nio2Session -
handleReadCycleFailure(Nio2Session[local=/127.0.0.1:22091,
remote=/127.0.0.1:36117]) SshException after 43009671 nanos at read cycle=1:
sendKexInit() no resolved signatures available30 Jul 2021 17:03:50,857
[sshd-SshServer[2bcef5ca](port=22091)-nio2-thread-2] DEBUG Nio2Session -
exceptionCaught(Nio2Session[local=/127.0.0.1:22091, remote=/127.0.0.1:36117])
caught SshException[sendKexInit() no resolved signatures available] - calling
handler30 Jul 2021 17:03:50,857
[sshd-SshServer[2bcef5ca](port=22091)-nio2-thread-2] WARN ServerSessionImpl -
exceptionCaught(ServerSessionImpl[null@/127.0.0.1:36117])[state=Opened]
SshException: sendKexInit() no resolved signatures
availableorg.apache.sshd.common.SshException: sendKexInit() no resolved
signatures available at
org.apache.sshd.common.session.helpers.AbstractSession.sendKexInit(AbstractSession.java:2281)
at
org.apache.sshd.server.session.AbstractServerSession.readIdentification(AbstractServerSession.java:500)
at
org.apache.sshd.common.session.helpers.AbstractSession.messageReceived(AbstractSession.java:383)
at
org.apache.sshd.common.session.helpers.AbstractSessionIoHandler.messageReceived(AbstractSessionIoHandler.java:64)
at
org.apache.sshd.common.io.nio2.Nio2Session.handleReadCycleCompletion(Nio2Session.java:359)
at
org.apache.sshd.common.io.nio2.Nio2Session$1.onCompleted(Nio2Session.java:336)
at
org.apache.sshd.common.io.nio2.Nio2Session$1.onCompleted(Nio2Session.java:333)
at
org.apache.sshd.common.io.nio2.Nio2CompletionHandler.lambda$completed$0(Nio2CompletionHandler.java:38)
at
org.apache.sshd.common.io.nio2.Nio2CompletionHandler$$Lambda$913/0000000088B4A540.run(Unknown
Source) at
java.security.AccessController.doPrivileged(AccessController.java:678) at
org.apache.sshd.common.io.nio2.Nio2CompletionHandler.completed(Nio2CompletionHandler.java:37)
at sun.nio.ch.Invoker.invokeUnchecked(Invoker.java:138) at
sun.nio.ch.Invoker$2.run(Invoker.java:230) at
sun.nio.ch.AsynchronousChannelGroupImpl$1.run(AsynchronousChannelGroupImpl.java:124)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1160)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.lang.Thread.run(Thread.java:822)
Post upgrade we are seeing this error, looks like ssh-dss is deprecated in
2.7.0 but was present in 2.5.1. Can you please help to solve this issue, where
should we add dss support from code?
Thanks
Susmit
> [[ssh-dss]] none of the keys appears in supported list
> ------------------------------------------------------
>
> Key: SSHD-1203
> URL: https://issues.apache.org/jira/browse/SSHD-1203
> Project: MINA SSHD
> Issue Type: Bug
> Affects Versions: 2.7.0
> Reporter: Susmit Sarkar
> Priority: Blocker
> Fix For: 2.7.0
>
>
> Getting the below exception trace:
> 30 Jul 2021 17:03:50,834 [sshd-SshServer[2bcef5ca](port=22091)-nio2-thread-2]
> DEBUG ServerSessionImpl -
> resolveEmptySignaturesProposal(ServerSessionImpl[null@/127.0.0.1:36117])*[[ssh-dss]]
> none of the keys appears in supported list:
> [[email protected],
> [email protected],
> [email protected], [email protected],
> [email protected], ecdsa-sha2-nistp256, ecdsa-sha2-nistp384,
> ecdsa-sha2-nistp521, [email protected], rsa-sha2-512,
> rsa-sha2-256, ssh-rsa]*30 Jul 2021 17:03:50,834
> [sshd-SshServer[2bcef5ca](port=22091)-nio2-thread-2] DEBUG ServerSessionImpl
> -
> resolveEmptySignaturesProposal(ServerSessionImpl[null@/127.0.0.1:36117])[[ssh-dss]]
> none of the keys appears in supported list:
> [[email protected],
> [email protected],
> [email protected], [email protected],
> [email protected], ecdsa-sha2-nistp256, ecdsa-sha2-nistp384,
> ecdsa-sha2-nistp521, [email protected], rsa-sha2-512,
> rsa-sha2-256, ssh-rsa]30 Jul 2021 17:03:50,857
> [sshd-SshServer[2bcef5ca](port=22091)-nio2-thread-2] DEBUG Nio2Session -
> handleReadCycleFailure(Nio2Session[local=/127.0.0.1:22091,
> remote=/127.0.0.1:36117]) SshException after 43009671 nanos at read cycle=1:
> sendKexInit() no resolved signatures available30 Jul 2021 17:03:50,857
> [sshd-SshServer[2bcef5ca](port=22091)-nio2-thread-2] DEBUG Nio2Session -
> exceptionCaught(Nio2Session[local=/127.0.0.1:22091, remote=/127.0.0.1:36117])
> caught SshException[sendKexInit() no resolved signatures available] - calling
> handler30 Jul 2021 17:03:50,857
> [sshd-SshServer[2bcef5ca](port=22091)-nio2-thread-2] WARN ServerSessionImpl
> - exceptionCaught(ServerSessionImpl[null@/127.0.0.1:36117])[state=Opened]
> SshException: sendKexInit() no resolved signatures
> availableorg.apache.sshd.common.SshException: sendKexInit() no resolved
> signatures available at
> org.apache.sshd.common.session.helpers.AbstractSession.sendKexInit(AbstractSession.java:2281)
> at
> org.apache.sshd.server.session.AbstractServerSession.readIdentification(AbstractServerSession.java:500)
> at
> org.apache.sshd.common.session.helpers.AbstractSession.messageReceived(AbstractSession.java:383)
> at
> org.apache.sshd.common.session.helpers.AbstractSessionIoHandler.messageReceived(AbstractSessionIoHandler.java:64)
> at
> org.apache.sshd.common.io.nio2.Nio2Session.handleReadCycleCompletion(Nio2Session.java:359)
> at
> org.apache.sshd.common.io.nio2.Nio2Session$1.onCompleted(Nio2Session.java:336)
> at
> org.apache.sshd.common.io.nio2.Nio2Session$1.onCompleted(Nio2Session.java:333)
> at
> org.apache.sshd.common.io.nio2.Nio2CompletionHandler.lambda$completed$0(Nio2CompletionHandler.java:38)
> at
> org.apache.sshd.common.io.nio2.Nio2CompletionHandler$$Lambda$913/0000000088B4A540.run(Unknown
> Source) at
> java.security.AccessController.doPrivileged(AccessController.java:678) at
> org.apache.sshd.common.io.nio2.Nio2CompletionHandler.completed(Nio2CompletionHandler.java:37)
> at sun.nio.ch.Invoker.invokeUnchecked(Invoker.java:138) at
> sun.nio.ch.Invoker$2.run(Invoker.java:230) at
> sun.nio.ch.AsynchronousChannelGroupImpl$1.run(AsynchronousChannelGroupImpl.java:124)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1160)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
> at java.lang.Thread.run(Thread.java:822)
> Post upgrade we are seeing this error, looks like ssh-dss is deprecated in
> 2.7.0 but was present in 2.5.1. Can you please help to solve this issue,
> where should we add dss support from code?
> The host identity key used is a dss key, all the test cases are failing as a
> result
>
> Thanks
> Susmit
>
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