[jboss-jira] [JBoss JIRA] (DROOLS-2528) GIT clone ssh not working with java 8 > u111 in drools workbench

[Alexander Revkov (JIRA)]

Alexander Revkov created DROOLS-2528:
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             Summary: GIT clone ssh not working with java 8 > u111 in drools workbench
                 Key: DROOLS-2528
                 URL: https://issues.jboss.org/browse/DROOLS-2528
             Project: Drools
          Issue Type: Bug
    Affects Versions: 7.7.0.Final, 7.5.0.Final, 6.5.0.Final
         Environment: CentOS 7, Java 8 u111, Java 8 u161, Java 9, Java 10
            Reporter: Alexander Revkov
            Assignee: Edson Tirelli
            Priority: Critical


I cloned my repo by git-ssh ssh://my_ip:8080/myrepo
If i run drools workbench with java 8 u111. This work is fine. But when i try run workbench with latest version of java 8u161, 9 or 10. clone with ssh not working. I see this exception in log:

{code:java}
Exception caught: java.security.InvalidKeyException: The security strength of SHA-1 digest algorithm is not sufficient for this key size
        at sun.security.provider.DSA.checkKey(DSA.java:111)
        at sun.security.provider.DSA.engineInitSign(DSA.java:143)
        at java.security.Signature$Delegate.engineInitSign(Signature.java:1178)
        at java.security.Signature.initSign(Signature.java:531)
        at org.apache.sshd.common.signature.AbstractSignature.init(AbstractSignature.java:47)
        at org.apache.sshd.server.kex.AbstractDHGServer.next(AbstractDHGServer.java:91)
        at org.apache.sshd.common.session.AbstractSession.doHandleMessage(AbstractSession.java:393)
        at org.apache.sshd.common.session.AbstractSession.handleMessage(AbstractSession.java:295)
        at org.apache.sshd.common.session.AbstractSession.decode(AbstractSession.java:731)
        at org.apache.sshd.common.session.AbstractSession.messageReceived(AbstractSession.java:277)
        at org.apache.sshd.common.AbstractSessionIoHandler.messageReceived(AbstractSessionIoHandler.java:54)
        at org.apache.sshd.common.io.nio2.Nio2Session$1.onCompleted(Nio2Session.java:187)
        at org.apache.sshd.common.io.nio2.Nio2Session$1.onCompleted(Nio2Session.java:173)
        at org.apache.sshd.common.io.nio2.Nio2CompletionHandler$1.run(Nio2CompletionHandler.java:32)
        at java.security.AccessController.doPrivileged(Native Method)
        at org.apache.sshd.common.io.nio2.Nio2CompletionHandler.completed(Nio2CompletionHandler.java:30)
        at sun.nio.ch.Invoker.invokeUnchecked(Invoker.java:126)
        at sun.nio.ch.Invoker$2.run(Invoker.java:218)
        at sun.nio.ch.AsynchronousChannelGroupImpl$1.run(AsynchronousChannelGroupImpl.java:112)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)

{code}
Maybe this is related to this? http://www.oracle.com/technetwork/java/javase/8u151-relnotes-3850493.html

If yes what users need do to fix it? Else, please fix it. Thank you.



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