Re: Nifi with kerberos(kdc) is not working in Nifi 1.11.4

[Shawn Weeks]

Can you verify that your KDC Realm is really NIFI.COM and that it's defined in 
/etc/krb5.conf?

Thanks
Shawn

On 4/17/20, 5:14 AM, "Ganesh, B (Nokia - IN/Bangalore)" <b.gan...@nokia.com> 
wrote:

    Hi ,

    I am facing issue with Nifi 1.11.4  in Kerberos mode  , whereas nifi 1.9.2 
not seeing this issue .
    I am using kdc version as 2.2.5

    Can anybody help me on this ?

    REST call to 'https://10.75.156.102:30088/nifi-api/flow/client-id  is 
failed with below error

    java.lang.IllegalArgumentException: The supplied username and password are 
not valid.}. Returning Bad Request} response."}
    java.lang.IllegalArgumentException: The supplied username and password are 
not valid.
            at 
org.apache.nifi.web.api.AccessResource.createAccessToken(AccessResource.java:735)
            at 
java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
            at java.base/java.lang.Thread.run(Thread.java:834)
    Caused by: 
org.apache.nifi.authentication.exception.InvalidLoginCredentialsException: 
Kerberos authentication failed
            ... 84 common frames omitted
    Caused by: 
org.springframework.security.authentication.BadCredentialsException: Kerberos 
authentication failed
            at 
org.springframework.security.kerberos.authentication.sun.SunJaasKerberosClient.login(SunJaasKerberosClient.java:66)
            ... 86 common frames omitted
    Caused by: javax.security.auth.login.LoginException: Cannot locate KDC
            at 
jdk.security.auth/com.sun.security.auth.module.Krb5LoginModule.attemptAuthentication(Krb5LoginModule.java:782)
    .java:59)
            ... 88 common frames omitted
    Caused by: sun.security.krb5.KrbException: Cannot locate KDC
            at 
java.security.jgss/sun.security.krb5.Config.getKDCList(Config.java:1259)

            at 
jdk.security.auth/com.sun.security.auth.module.Krb5LoginModule.attemptAuthentication(Krb5LoginModule.java:744)
            ... 96 common frames omitted
    Caused by: sun.security.krb5.KrbException: Generic error (description in 
e-text) (60) - Unable to locate KDC for realm NIFI.COM
            at 
java.security.jgss/sun.security.krb5.Config.getKDCFromDNS(Config.java:1356)
            at 
java.security.jgss/sun.security.krb5.Config.getKDCList(Config.java:1232)
            ... 101 common frames omitted