Yes, I have the entry for CORP.EBAY.COM
here's krb5.conf
[libdefaults]
noaddresses = true
default_realm = CORP.EBAY.COM
ticket_lifetime = 36000
renew_lifetime = 604800
default_tgs_enctypes = aes256-cts aes128-cts arcfour-hmac-md5 des-cbc-md5
des-cbc-crc
default_tkt_enctypes = aes256-cts aes128-cts arcfour-hmac-md5 des-cbc-md5
des-cbc-crc
permitted_enctypes = aes256-cts aes128-cts arcfour-hmac-md5 des-cbc-md5
des-cbc-crc
dns_lookup_realm = true
dns_lookup_kdc = true
passwd_check_s_address = false
udp_preference_limit = 1
ccache_type = 3
kdc_timesync = 0
[domain_realm]
dvd-entdc-002.corp.ebay.com = CORP.EBAY.COM
dvd-entdc-001.corp.ebay.com = CORP.EBAY.COM
rhv-dmzdc-002.corp.ebay.com = CORP.EBAY.COM
.corp.ebay.com = CORP.EBAY.COM
.phx.ebay.com = CORP.EBAY.COM
corp.ebay.com = CORP.EBAY.COM
phx.ebay.com = CORP.EBAY.COM
phxaishdc9en09.corp.ebay.com = CORP.EBAY.COM
rhv-dmzdc-001.corp.ebay.com = CORP.EBAY.COM
rhv-dmzdc-003.corp.ebay.com = CORP.EBAY.COM
[realms]
CORP.EBAY.COM = {
kdc = dvd-entdc-001.corp.ebay.com:88
master_kdc = dvd-entdc-001.corp.ebay.com:88
kpasswd = dvd-entdc-001.corp.ebay.com:464
kpasswd_server = dvd-entdc-001.corp.ebay.com:464
kdc = dvd-entdc-002.corp.ebay.com:88
master_kdc = dvd-entdc-002.corp.ebay.com:88
kpasswd = dvd-entdc-002.corp.ebay.com:464
kpasswd_server = dvd-entdc-002.corp.ebay.com:464
kdc = rhv-dmzdc-001.corp.ebay.com:88
master_kdc = rhv-dmzdc-001.corp.ebay.com:88
kpasswd = rhv-dmzdc-001.corp.ebay.com:464
kpasswd_server = rhv-dmzdc-001.corp.ebay.com:464
kdc = rhv-dmzdc-002.corp.ebay.com:88
master_kdc = rhv-dmzdc-002.corp.ebay.com:88
kpasswd = rhv-dmzdc-002.corp.ebay.com:464
kpasswd_server = rhv-dmzdc-002.corp.ebay.com:464
kdc = rhv-dmzdc-003.corp.ebay.com:88
master_kdc = rhv-dmzdc-003.corp.ebay.com:88
kpasswd = rhv-dmzdc-003.corp.ebay.com:464
kpasswd_server = rhv-dmzdc-003.corp.ebay.com:464
}
On Fri, Apr 26, 2013 at 3:34 AM, Daryn Sharp <[email protected]> wrote:
> The important part of the error is "Cannot get kdc for realm
> CORP.EBAY.COM". Check if the gateway's /etc/krb5.conf has an entry for
> CORP.EBAY.COM in the [realms] section. Or if you actually have
> appropriate dns service records for kerberos, you can use "dns_lookup_kdc =
> true".
>
> Daryn
>
>
> On Apr 25, 2013, at 12:36 AM, Jeff Zhang wrote:
>
> Hi all,
>
>
> I could connect to hadoop cluster by ssh tunnel before when there's no
> kerberos authentication. Now our cluster need to upgrade to kerberos
> authentication. I try to connect to it by ssh tunnel again. But failed.
>
> Could anyone guide me to do that ? Is there any tutorial for this ?
>
> Here's what I did.
>
> 1. create a forwardable ticket in my client machine.
> 2.
>
> edit ~/.ssh/config file
>
> GSSAPIAuthentication yes
>
> GSSAPIDelegateCredentials yes
> 3.
>
> execute command "ssh -N -D 3600 gateway_host " to create a ssh
> connection to my gateway host
> 4. config my core-site.xml file for ssh tunnel connection
>
> <property>
> <name>hadoophack.tunnel.port</name>
> <value>3600</value></property>
> <property>
> <description>If users connect through a SOCKS proxy, we don't
> want their SocketFactory settings interfering with the socket
> factory associated with the actual daemons.</description>
> <name>hadoop.rpc.socket.factory.class.default</name>
> <value>org.apache.hadoop.net.SocksSocketFactory</value>
> <final>true</final></property>
>
> And there's the error message when I run "hadoop fs -ls /"
> 13/04/24 22:31:13 ERROR security.UserGroupInformation:
> PriviledgedActionException
> as:[email protected]:javax.security.sasl.SaslException: GSS
> initiate failed [Caused by
> GSSException: No valid credentials provided (Mechanism level: Cannot get
> kdc for realm CORP.EBAY.COM)]
> 13/04/24 22:31:13 INFO security.UserGroupInformation: Initiating logout
> for [email protected]
> 13/04/24 22:31:13 INFO security.UserGroupInformation: Initiating re-login
> for [email protected]
> 13/04/24 22:31:17 ERROR security.UserGroupInformation:
> PriviledgedActionException
> as:[email protected]:javax.security.sasl.SaslException: GSS
> initiate failed [Caused by
> GSSException: No valid credentials provided (Mechanism level: Cannot get
> kdc for realm CORP.EBAY.COM)]
> 13/04/24 22:31:17 WARN security.UserGroupInformation: Not attempting to
> re-login since the last re-login was attempted less than 600 seconds before.
> 13/04/24 22:31:21 ERROR security.UserGroupInformation:
> PriviledgedActionException
> as:[email protected]:javax.security.sasl.SaslException: GSS
> initiate failed [Caused by
> GSSException: No valid credentials provided (Mechanism level: Cannot get
> kdc for realm CORP.EBAY.COM)]
>
> --
> Best Regards
>
> Jeff Zhang
>
>
>
--
Best Regards
Jeff Zhang
