[jira] [Closed] (SSHD-1175) sshd support rsa-sha2-512 or ras-sha2-256

["Thomas Wolf (Jira)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/SSHD-1175?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Thomas Wolf closed SSHD-1175.
-----------------------------
    Resolution: Duplicate

No reply from reporter; closing as duplicate of SSHD-1163.

> sshd support rsa-sha2-512 or ras-sha2-256
> -----------------------------------------
>
>                 Key: SSHD-1175
>                 URL: https://issues.apache.org/jira/browse/SSHD-1175
>             Project: MINA SSHD
>          Issue Type: Bug
>            Reporter: tk0214
>            Priority: Major
>
> in class org.apache.sshd.client.kex.DHGEXClient
> String keyAlg = KeyUtils.getKeyType(serverKey);  {color:#de350b}// when chosen rsa-sha2-512， the keyAlg wouldb be ras-ssh，getKeyType form sig would be better.{color}
> if (GenericUtils.isEmpty(keyAlg)) {
>  throw new SshException(
>  "Unsupported server key type: " + serverKey.getAlgorithm()
>  + " [" + serverKey.getFormat() + "]");
> }
> buffer = new ByteArrayBuffer();
> buffer.putBytes(v_c);
> buffer.putBytes(v_s);
> buffer.putBytes(i_c);
> buffer.putBytes(i_s);
> buffer.putBytes(k_s);
> buffer.putInt(min);
> buffer.putInt(prf);
> buffer.putInt(max);
> buffer.putMPInt(getP());
> buffer.putMPInt(g);
> buffer.putMPInt(getE());
> buffer.putMPInt(f);
> buffer.putMPInt(k);
> hash.update(buffer.array(), 0, buffer.available());
> h = hash.digest();
> Signature verif = ValidateUtils.checkNotNull(
>  NamedFactory.create(session.getSignatureFactories(), keyAlg), // {color:#de350b}session.getSignatureFactories() would be [rsa-sha2-512],  not macth keyAlg, so the return value would b null, the conection could not be created.{color}
>  "No verifier located for algorithm=%s", keyAlg);
> verif.initVerifier(session, serverKey);
> verif.update(session, h);
> if (!verif.verify(session, sig)) {



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