[Freeipa-users] Migration mode

Mon Mar 10 17:57:33 UTC 2014

On Mon, Mar 10, 2014 at 05:23:59PM +0100, Jitse Klomp wrote:
> On 10-03-14 17:03, Lukas Slebodnik wrote:
> >On (10/03/14 16:58), Lukas Slebodnik wrote:
> >>On (10/03/14 16:35), Jitse Klomp wrote:
> >>>On 10-03-14 16:10, Lukas Slebodnik wrote:
> >>>>On (10/03/14 15:19), Jitse Klomp wrote:
> >>>>>On 10-03-14 14:59, Jitse Klomp wrote:
> >>>>>>On 10-03-14 14:35, Lukas Slebodnik wrote:
> >>>>>>>On (10/03/14 13:55), Jitse Klomp wrote:
> >>>>>>>>Hello all,
> >>>>>>>>
> >>>>>>>>
> >>>>>>>>I'm migrating our OpenLDAP-based IdM-system to IPA. Instead of using
> >>>>>>>>migrate-ds I used some custom scripts to import all of our users (~250)
> >>>>>>>>and groups (~85) with IPA commands (ipa user-add etc.). To move
> >>>>>>>>passwords I configured the ipa-server to run in migration mode and did
> >>>>>>>>an ldapmodify like this:
> >>>>>>>>
> >>>>>>>>    dn: uid=jitse,cn=users,cn=accounts,dc=domain,dc=nl
> >>>>>>>>    changetype: modify
> >>>>>>>>    replace: userPassword
> >>>>>>>>    userPassword: {SHA}hash
> >>>>>>>>
> >>>>>>>>Logging in to a machine running CentOS and ipa-client for the first time
> >>>>>>>>works like a charm, a krbPrincipalKey is generated and Kerberos 'just'
> >>>>>>>>works. However, logging in to Fedora 20 for the first time throws a
> >>>>>>>>'permission denied'. Logging in to Fedora works after logging in to
> >>>>>>>>CentOS or the IPA migration web ui.
> >>>>>>>>
> >>>>>>>>
> >>>>>>>>sssd_domain.nl.log, loglevel 6
> >>>>>>>>Fedora log: http://pastebin.centos.org/8281/
> >>>>>>>>CentOS log: http://pastebin.centos.org/8286/
> >>>>>>>>
> >>>>>>>>
> >>>>>>>>Additional details:
> >>>>>>>>IPA server: CentOS 6.5, ipa-server-3.0.0-37.el6.x86_64
> >>>>>>>>Client 1: CentOS 6.5, ipa-client-3.0.0-37.el6.x86_64
> >>>>>>>>Client 2: Fedora 20, freeipa-client-3.3.3-4.fc20.x86_64
> >>>>>>>(Mon Mar  3 22:15:42 2014) [sssd[be[domain.nl]]] [ipa_resolve_callback]
> >>>>>>>     (0x0400): Constructed uri 'ldap://vm-ipa.domain.nl'
> >>>>>>>(Mon Mar  3 22:15:42 2014) [sssd[be[domain.nl]]] [write_pipe_handler]
> >>>>>>>     (0x0400): All data has been sent!
> >>>>>>>(Mon Mar  3 22:15:43 2014) [sssd[be[domain.nl]]] [read_pipe_handler]
> >>>>>>>     (0x0400): EOF received, client finished
> >>>>>>>(Mon Mar  3 22:15:43 2014) [sssd[be[domain.nl]]]
> >>>>>>>[be_pam_handler_callback]
> >>>>>>>     (0x0100): Backend returned: (0, 4, <NULL>) [Success]
> >>>>>>>                                    ^^^
> >>>>>>>                                   It means  PAM_SYSTEM_ERR /* System
> >>>>>>>error */
> >>>>>>>
> >>>>>>>(Mon Mar  3 22:15:43 2014) [sssd[be[domain.nl]]]
> >>>>>>>[be_pam_handler_callback]
> >>>>>>>     (0x0100): Sending result [4][domain.nl]
> >>>>>>>(Mon Mar  3 22:15:43 2014) [sssd[be[domain.nl]]]
> >>>>>>>[be_pam_handler_callback]
> >>>>>>>     (0x0100): Sent result [4][domain.nl]
> >>>>>>>(Mon Mar  3 22:15:43 2014) [sssd[be[domain.nl]]] [child_sig_handler]
> >>>>>>>     (0x0100): child [19510] finished successfully.
> >>>>>>>
> >>>>>>>>
> >>>>>>>>Both CentOS and Fedora are fully up-to-date using only the base
> >>>>>>>>repos. Config of the clients is done with ipa-client-install.
> >>>>>>>>
> >>>>>>>
> >>>>>>>Could you attach log files with debug_level 9?
> >>>>>>>
> >>>>>>>LS
> >>>>>>>
> >>>>>>
> >>>>>>Sure. Just sssd_domain or do you need more?
> >>>>>>
> >>>>Are you using two different ipa servers?
> >>>>ldap://vm-ipa.domain.nl, ldap://vm-ipa.a-eskwadraat.nl
> >>>>
> >>>>>>sssd_domain.nl.log, loglevel 9
> >>>>>>Fedora: http://pastebin.centos.org/8291/
> >>>>Constructed uri 'ldap://vm-ipa.domain.nl'
> >>>>
> >>>>>>CentOS: http://pastebin.centos.org/8296/
> >>>>Constructed uri 'ldap://vm-ipa.a-eskwadraat.nl'
> >>>>
> >>>>>>
> >>>>>>  - Jitse
> >>>>>>
> >>>>>
> >>>>>The problem is also present in RHEL7b with
> >>>>>ipa-client-3.3.3-5.el7.x86_64 and sssd-1.11.2-1.el7.x86_64
> >>>>>
> >>>>>sssd_domain.nl.log, loglevel 9
> >>>>>RHEL7b: http://pastebin.centos.org/8301/
> >>>>Constructed uri 'ldap://vm-ipa.domain.nl'
> >>>>
> >>>>Could you also provide krb5_child.log and ldap_child.log from fedora machine?
> >>>>     (debug_level 9)
> >>>>
> >>>>LS
> >>>>
> >>>
> >>>No, I'm using only one ipa server (vm-ipa). I accidentally
> >>>copy-pasted without changing the domain name ;)
> >>>
> >>>>Any chance you could use the migrate-ds script to migrate users? I'm
> >>>>not 100% sure if your own upgrade method does the same thing..
> >>>I don't think so, our old LDAP schema is a mess...
> >>>
> >>>krb5_child.log: http://pastebin.centos.org/8306/
> >>
> >>[sss_child_krb5_trace_cb] (0x4000): [24671]
> >>    1394465217.407384: Getting initial credentials for jitse at DOMAIN.NL
> >>[sss_child_krb5_trace_cb] (0x4000): [24671]
> >>    1394465217.407699: Sending request (173 bytes) to DOMAIN.NL
> >>[sss_child_krb5_trace_cb] (0x4000): [24671]
> >>    1394465217.408202: Sending initial UDP request to dgram 10.14.3.15:88
> >>[sss_child_krb5_trace_cb] (0x4000): [24671]
> >>    1394465217.425034: Received answer from dgram 10.14.3.15:88
> >>[sss_child_krb5_trace_cb] (0x4000): [24671]
> >>    1394465217.425171: Response was from master KDC
> >>[sss_child_krb5_trace_cb] (0x4000): [24671]
> >>    1394465217.425241: Received error from KDC: -1765328361/Password has expired
> >>[get_and_save_tgt] (0x0020): 918: [-1765328361][Password has expired]
> >>[tgt_req_child] (0x1000): Password was expired
> >>
> >>It looks like password is expired for user jitse.
> >>
> >My hands were faster than my mind.
> >
> >I wanted to wrote:
> >It looks like password is expired for user jitse.
> >It is really weird because it works on Centos.
> >Do you have a synchronized time on all machines with ipa server?
> >
> >LS
> 
> Yes, time is in sync across all machines. I think the most
> interesting lines in the log are these:
> 
> (Mon Mar 10 16:26:57 2014) [[sssd[krb5_child[24671]]]]
> [sss_child_krb5_trace_cb] (0x4000): [24671] 1394465217.441823:
> Processing preauth types: 136, 19, 2, 133
> 
> (Mon Mar 10 16:26:57 2014) [[sssd[krb5_child[24671]]]]
> [map_krb5_error] (0x0020): 979: [-1765328234][Program lacks support
> for encryption type]
> 
> (Mon Mar 10 16:26:57 2014) [[sssd[krb5_child[24671]]]]
> [pack_response_packet] (0x2000): response packet size: [4]
> 
> (Mon Mar 10 16:26:57 2014) [[sssd[krb5_child[24671]]]]
> [k5c_send_data] (0x4000): Response sent.
> 
> (Mon Mar 10 16:26:57 2014) [[sssd[krb5_child[24671]]]] [main]
> (0x0400): krb5_child completed successfully
> 
> This is where krb5_child on fedora just stops working while
> krb5_child on CentOS does this: http://pastebin.centos.org/8316/
> 

Can you send the krb5_child.log file with the success from CentOS as
well? Looks like we might handle some error codes differently after
introducing the sssd_errors code.

bye,
Sumit

> 
>  - Jitse
> 
> 
> 
> 
> 
> 
> 
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