[Freeipa-users] Unable to start replica server after setting up replication

[freeipa at stormcloud9.net]

On 2013/30/01 09:19, Martin Kosek wrote:
> On 01/30/2013 03:16 PM, Patrick Hemmer wrote:
>> On 2013/30/01 03:33, Martin Kosek wrote:
>>> On 01/30/2013 02:05 AM, freeipa at stormcloud9.net wrote:
>>>> On 01/29/2013 07:49 PM, Dmitri Pal wrote:
>>>>> On 01/29/2013 07:26 PM, freeipa at stormcloud9.net wrote:
>>>>>> Using ipa-server 2.2.0-17 on Amazon linux (RHEL6 clone), and after using the
>>>>>> `ipa-replica-install` script to configure the replica server, the service
>>>>>> will not start. Whenever I try it throws "SASL(-4): no mechanism available"
>>>>>> during start.
>>>>>>
>>>>>> Any ideas?
>>>>>>
>>>>>> Full output:
>>>>>>
>>>>>> # /etc/init.d/ipa start
>>>>>> Starting Directory Service
>>>>>> Starting dirsrv:
>>>>>>     CLIFF-CLOUDBURRITO-COM...                              [  OK  ]
>>>>>>     PKI-IPA...                                             [  OK  ]
>>>>>> Failed to read data from Directory Service: Unknown error when retrieving
>>>>>> list of services from LDAP: {'info': 'SASL(-4): no mechanism available: ',
>>>>>> 'desc': 'Unknown authentication method'}
>>>>>> Shutting down
>>>>>> Shutting down dirsrv:
>>>>>>     CLIFF-CLOUDBURRITO-COM...                              [  OK  ]
>>>>>>     PKI-IPA...                                             [  OK  ]
>>>>> Sounds like DS did not start under the CA. Please check the DS logs in the
>>>>> PKI instance.
>>>> ns-slapd appears to be starting fine. I can even start it manually, but `ipactl
>>>> status` still shows the error:
>>>> Below is the result of me starting it manually (directly running ns-slapd):
>>>>
>>>> # ps ax|grep slapd
>>>> 15540 ?        Sl     0:00 /usr/sbin/ns-slapd -D /etc/dirsrv/slapd-PKI-IPA -i
>>>> /var/run/dirsrv/slapd-PKI-IPA.pid -w /var/run/dirsrv/slapd-PKI-IPA.startpid
>>>> 15586 ?        Sl     0:00 /usr/sbin/ns-slapd -D
>>>> /etc/dirsrv/slapd-CLIFF-CLOUDBURRITO-COM -i
>>>> /var/run/dirsrv/slapd-CLIFF-CLOUDBURRITO-COM.pid -w
>>>> /var/run/dirsrv/slapd-CLIFF-CLOUDBURRITO-COM.startpid
>>>> # netstat -tpnl | grep slapd
>>>> tcp        0      0 :::636                      :::*                       
>>>> LISTEN      15586/ns-slapd     
>>>> tcp        0      0 :::7389                     :::*                       
>>>> LISTEN      15540/ns-slapd     
>>>> tcp        0      0 :::7390                     :::*                       
>>>> LISTEN      15540/ns-slapd     
>>>> tcp        0      0 :::389                      :::*                       
>>>> LISTEN      15586/ns-slapd     
>>>> # ipactl status
>>>> Directory Service: RUNNING
>>>> Unknown error when retrieving list of services from LDAP: {'info': 'SASL(-4):
>>>> no mechanism available: ', 'desc': 'Unknown authentication method'}
>>>>
>>> Hello,
>>>
>>> OK, it seems that ipactl could not bind to your Directory Server. This script
>>> uses a "ldap_uri" configuration option value from /etc/ipa/default.conf to
>>> connect to Directory Server via EXTERNAL auth.
>>>
>>> You can verify yourself if that bind works or not with the following ldapsearch
>>> (just replace $LDAP_URI_VALUE with your setting):
>>>
>>> # ldapsearch -Y EXTERNAL -H $LDAP_URI_VALUE -b
>>> "cn=masters,cn=ipa,cn=etc,dc=cliff,dc=cloudburrito,dc=com"
>>>
>>> I assume it will report the same error as ipactl. We need to verify that the
>>> referred LDAP URI is indeed right and functional.
>>>
>>> Martin
>> The system had no /etc/ipa/default.conf
>> I copied the one from the master server, changed the `host=` and
>> `xmlrpc_uri=` parameters to reflect the replica server, and now `ipactl
>> status`, along with everything else, is working perfectly.
>> Should that file have been created during the `ipa-replica-install`
>> process? I don't see anything in the documentation about having to copy
>> and edit it manually.
>>
>> Thanks
>>
>> -Patrick
>>
> Yeah, this should have been created during ipa-replica-install.
>
> Can you please check /var/log/ipareplica-install.log and check if
> ipa-client-install (which is run as part of ipa-replica-install) succeeded? I
> have a suspicion you hit a bug I was fixing recently.
>
> Martin
No, the client install failed:
2013-01-29T23:24:05Z DEBUG stderr=
2013-01-29T23:24:05Z DEBUG Restarting the web server
2013-01-29T23:24:06Z DEBUG args=/sbin/service httpd restart
2013-01-29T23:24:06Z DEBUG stdout=Stopping httpd:          [  OK  ]
Starting httpd:                                            [  OK  ]

2013-01-29T23:24:06Z DEBUG stderr=
2013-01-29T23:24:20Z DEBUG args=/usr/sbin/ipa-client-install --on-master
--unattended --domain cliff.cloudburrito.com --server
i-d26b7f8b.ipa-server.us-west-1.cliff.cloudburrito.com --realm
CLIFF.CLOUDBURRITO.COM
2013-01-29T23:24:20Z DEBUG stdout=Discovery was successful!
Hostname: i-d26b7f8b.ipa-server.us-west-1.cliff.cloudburrito.com
Realm: CLIFF.CLOUDBURRITO.COM
DNS Domain: cliff.cloudburrito.com
IPA Server: i-d26b7f8b.ipa-server.us-west-1.cliff.cloudburrito.com
BaseDN: dc=cliff,dc=cloudburrito,dc=com


Configured /etc/sssd/sssd.conf
Installation failed. Rolling back changes.

2013-01-29T23:24:20Z DEBUG stderr=DNS domain 'cliff.cloudburrito.com' is
not configured for automatic KDC address lookup.
KDC address will be set to fixed value.

Failed to add CA to the default NSS database.

2013-01-29T23:24:20Z DEBUG Failed to configure the client
  File "/usr/sbin/ipa-replica-install", line 496, in <module>
    main()

  File "/usr/sbin/ipa-replica-install", line 485, in main
    raise RuntimeError("Failed to configure the client")