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Posted to issues@nifi.apache.org by "Raymond van den Bedum (Jira)" <ji...@apache.org> on 2020/02/19 10:01:00 UTC

[jira] [Commented] (NIFI-7168) List/Fetch SFTP parameter object not a ECParameterSpec

    [ https://issues.apache.org/jira/browse/NIFI-7168?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17039865#comment-17039865 ] 

Raymond van den Bedum commented on NIFI-7168:
---------------------------------------------

Issue can be resolved by installing Bouncy Castle which is a highly recommended dependency SSHJ.

[https://github.com/wultra/powerauth-server/wiki/Installing-Bouncy-Castle]
 # Copying [{{bcprov-jdk15on.jar}}|https://mvnrepository.com/artifact/org.bouncycastle/bcprov-jdk15on] to your {{${JDK_HOME}/jre/lib/ext}} folder.
 # Adding a following record to your {{${JDK_HOME}/jre/lib/security/java.security}}:

... where {{N}} should be replaced according to your file content. Usually, there are multiple {{security.provider.X}} records in the file, you should chose the next in order number as {{N}}, for example:
{code:java}
#
# List of providers and their preference orders (see above):
#
security.provider.1=sun.security.provider.Sun
security.provider.2=sun.security.rsa.SunRsaSign
security.provider.3=sun.security.ec.SunEC
security.provider.4=com.sun.net.ssl.internal.ssl.Provider
security.provider.5=com.sun.crypto.provider.SunJCE
security.provider.6=sun.security.jgss.SunProvider
security.provider.7=com.sun.security.sasl.Provider
security.provider.8=org.jcp.xml.dsig.internal.dom.XMLDSigRI
security.provider.9=sun.security.smartcardio.SunPCSC
security.provider.10=apple.security.AppleProvider
security.provider.11=org.bouncycastle.jce.provider.BouncyCastleProvider
{code}
___Warning: Configuring Bouncy Castle as the first provider (security.provider.1) may cause JVM errors._

> List/Fetch SFTP parameter object not a ECParameterSpec
> ------------------------------------------------------
>
>                 Key: NIFI-7168
>                 URL: https://issues.apache.org/jira/browse/NIFI-7168
>             Project: Apache NiFi
>          Issue Type: Bug
>    Affects Versions: 1.10.0, 1.11.1
>            Reporter: Raymond van den Bedum
>            Priority: Minor
>              Labels: fetchsftp, listsftp
>         Attachments: Screenshot 2020-02-19 at 09.53.06.png
>
>
> While fetching data from a sftp site an error occurs.  
>  
> ListSFTP[id=0159101f-586d-11a7-03ab-a8b0637edcc7] Failed to perform listing on remote host due to parameter object not a ECParameterSpec: net.schmizz.sshj.transport.TransportException: [KEY_EXCHANGE_FAILED] parameter object not a ECParameterSpec
>  
>  
> Auto-refresh
> [KEY_EXCHANGE_FAILED], msg=[parameter object not a ECParameterSpec]
> debug output:
> {code:java}
> 2020-02-19 09:40:23,963 INFO [Timer-Driven Process Thread-4] n.s.s.t.random.BouncyCastleRandom Generating random seed from SecureRandom.
> 2020-02-19 09:40:23,963 DEBUG [Timer-Driven Process Thread-4] n.s.s.t.random.BouncyCastleRandom Creating random seed took 0 ms
> 2020-02-19 09:40:24,291 INFO [Timer-Driven Process Thread-4] net.schmizz.sshj.transport.TransportImpl Client identity string: SSH-2.0-SSHJ_0.27.0
> 2020-02-19 09:40:24,557 INFO [Timer-Driven Process Thread-4] net.schmizz.sshj.transport.TransportImpl Server identity string: SSH-2.0-Serv-U_15.1.7.238
> 2020-02-19 09:40:24,557 DEBUG [Timer-Driven Process Thread-4] net.schmizz.sshj.transport.KeyExchanger Sending SSH_MSG_KEXINIT
> 2020-02-19 09:40:24,635 DEBUG [reader] net.schmizz.sshj.transport.KeyExchanger Received SSH_MSG_KEXINIT
> 2020-02-19 09:40:24,635 DEBUG [reader] net.schmizz.sshj.transport.KeyExchanger Negotiated algorithms: [ kex=ecdh-sha2-nistp521; sig=ssh-dss; c2sCipher=aes256-cbc; s2cCipher=aes256-cbc; c2sMAC=hmac-sha2-256; s2cMAC=hmac-sha2-256; c2sComp=none; s2cComp=none ]
> 2020-02-19 09:40:24,666 ERROR [reader] net.schmizz.sshj.transport.TransportImpl Dying because - parameter object not a ECParameterSpec
> net.schmizz.sshj.transport.TransportException: parameter object not a ECParameterSpec
> 	at net.schmizz.sshj.transport.KeyExchanger.gotKexInit(KeyExchanger.java:240)
> 	at net.schmizz.sshj.transport.KeyExchanger.handle(KeyExchanger.java:356)
> 	at net.schmizz.sshj.transport.TransportImpl.handle(TransportImpl.java:503)
> 	at net.schmizz.sshj.transport.Decoder.decodeMte(Decoder.java:159)
> 	at net.schmizz.sshj.transport.Decoder.decode(Decoder.java:79)
> 	at net.schmizz.sshj.transport.Decoder.received(Decoder.java:231)
> 	at net.schmizz.sshj.transport.Reader.run(Reader.java:59)
> Caused by: java.security.InvalidAlgorithmParameterException: parameter object not a ECParameterSpec
> 	at org.bouncycastle.jcajce.provider.asymmetric.ec.KeyPairGeneratorSpi$EC.initialize(Unknown Source)
> 	at java.security.KeyPairGenerator.initialize(KeyPairGenerator.java:411)
> 	at net.schmizz.sshj.transport.kex.ECDH.init(ECDH.java:45)
> 	at net.schmizz.sshj.transport.kex.ECDHNistP.initDH(ECDHNistP.java:82)
> 	at net.schmizz.sshj.transport.kex.AbstractDHG.init(AbstractDHG.java:46)
> 	at net.schmizz.sshj.transport.KeyExchanger.gotKexInit(KeyExchanger.java:236)
> 	... 6 common frames omitted
> 2020-02-19 09:40:24,666 INFO [reader] net.schmizz.sshj.transport.TransportImpl Disconnected - KEY_EXCHANGE_FAILED
> 2020-02-19 09:40:24,666 DEBUG [reader] net.schmizz.sshj.transport.KeyExchanger Got notified of net.schmizz.sshj.transport.TransportException: [KEY_EXCHANGE_FAILED] parameter object not a ECParameterSpec
> 2020-02-19 09:40:24,666 DEBUG [reader] n.s.s.t.TransportImpl$NullService Notified of net.schmizz.sshj.transport.TransportException: [KEY_EXCHANGE_FAILED] parameter object not a ECParameterSpec
> 2020-02-19 09:40:24,666 DEBUG [reader] net.schmizz.sshj.transport.TransportImpl Setting active service to null-service
> 2020-02-19 09:40:24,666 DEBUG [reader] net.schmizz.sshj.transport.TransportImpl Sending SSH_MSG_DISCONNECT: reason=[KEY_EXCHANGE_FAILED], msg=[parameter object not a ECParameterSpec]
> 2020-02-19 09:40:24,666 DEBUG [reader] net.schmizz.sshj.transport.Reader Stopping
> {code}



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