[Freeipa-users] sssd failed with 'ldap_sasl_bind failed (-2)[Localerror]'

[Sumit Bose]

On Thu, Nov 10, 2016 at 05:22:26PM +0800, Matrix wrote:
> debug steps have been tried: 
> 
> 1 kinit is workable: 
> # /usr/kerberos/bin/kinit -k host/client02.stg.example.net at EXAMPLE.NET
> 
> # /usr/kerberos/bin/klist
> Ticket cache: FILE:/tmp/krb5cc_0
> Default principal: host/client02.stg.example.net at EXAMPLE.NET
> 
> Valid starting     Expires            Service principal
> 11/10/16 09:18:00  11/11/16 09:17:35  krbtgt/EXAMPLE.NET at EXAMPLE.NET
> 
> Kerberos 4 ticket cache: /tmp/tkt0
> klist: You have no tickets cached
> 
> 2 ldapwhoami with krb auth failed. 
> 
> # ldapwhoami -Y GSSAPI -h ipaslave.stg.example.net
> SASL/GSSAPI authentication started
> ldap_sasl_interactive_bind_s: Local error (-2)
>         additional info: SASL(-1): generic failure: GSSAPI Error: Unspecified GSS failure.  Minor code may provide more information (Mutual authentication failed)
> 

Have you made sure that canonicalizing is disabled, i.e.
/etc/krb5.conf: 
[libdefaults]
 ...
 rdns = false
 ...

/etc/openldap/ldap.conf
...
SASL_NOCANON    on
...

HTH

bye,
Sumit

> 
> Matrix
> 
> ------------------ Original ------------------
> From:  "Matrix";<matrix.zj at qq.com>;
> Date:  Thu, Nov 10, 2016 02:11 PM
> To:  "freeipa-users"<freeipa-users at redhat.com>; 
> 
> Subject:  [Freeipa-users] sssd failed with 'ldap_sasl_bind failed (-2)[Localerror]'
> 
> 
> 
> Hi, 
> 
> I have installed sssd in a RHEL5 client. 
> 
> ipa-client/sssd version:
> ipa-client-2.1.3-7.el5
> sssd-client-1.5.1-71.el5
> sssd-1.5.1-71.el5
> 
> sssd failed to get ipa user info with 'ldap_sasl_bind failed (-2)[Local error]'. 
> 
> (Thu Nov 10 05:52:45 2016) [sssd[be[stg.example.net]]] [sasl_bind_send] (4): Executing sasl bind mech: GSSAPI, user: host/client02.stg.example.net
> (Thu Nov 10 05:52:45 2016) [sssd[be[stg.example.net]]] [sasl_bind_send] (1): ldap_sasl_bind failed (-2)[Local error]
> (Thu Nov 10 05:52:45 2016) [sssd[be[stg.example.net]]] [child_sig_handler] (7): Waiting for child [11117].
> (Thu Nov 10 05:52:45 2016) [sssd[be[stg.example.net]]] [child_sig_handler] (4): child [11117] finished successfully.
> 
> I have tried to google to find root cause. some link explained it should be something wrong with dns. I have double confirmed it. 
> 
> # nslookup client02.stg.example.net
> Server:         10.2.1.21
> Address:        10.2.1.21#53
> 
> Name:   client02.stg.example.net
> Address: 10.2.3.32
> 
> 
> # nslookup 10.2.3.32
> Server:         10.2.1.21
> Address:        10.2.1.21#53
> 
> 32.3.2.10.in-addr.arpa  name = client02.stg.example.net.
> 
> 
> # nslookup ipaslave.stg.example.net
> Server:         10.2.1.21
> Address:        10.2.1.21#53
> 
> Name:   ipaslave.stg.example.net
> Address: 10.2.1.250
> 
> # nslookup 10.2.1.250
> Server:         10.2.1.21
> Address:        10.2.1.21#53
> 
> 250.1.2.10.in-addr.arpa name = ipaslave.stg.example.net.
> 
> Any hints or troubleshooting ideas would be appreciated. 
> 
> Matrix

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