[Freeipa-users] IPA server having cert issues

Bret Wortman bret.wortman at damascusgrp.com
Tue Apr 26 16:57:40 UTC 2016


I think I've found a deeper problem, in that I can't update these 
because IPA simply won't start at all now.

I mistyped one of these -- the 2016-03-11 is actually 2018-03-11, and 
2016-04-01 is actually 2036-04-01.

As for the unknowns, the first says status: CA_REJECTED and the error 
says "hostname in subject of request 'zw198.private.net' does not match 
principal hostname 'private.net'", with stuck: yes.

The second is similar, but for a different host.

No idea what's wrong with the rest, or why nothing will start. Near as I 
can tell, Kerberos is failing to start, which is causing everything else 
to go toes up.

Early in the startup, in /var/log/messages, there's:

ns-slapd: GSSAPI Error: Unspecified GSS failure. Minor code may provide 
more information (No Kerberos credentials available)

After that, I get a jar file read pboelm on log4j.jar, then a series of 
property setting attempts that don't find matching properties. Then some 
cipher errors, then it looks like named starts up okay, and everything 
pauses for about 5 minutes before it all comes crashing back down.


Bret

On 04/26/2016 12:40 PM, Petr Vobornik wrote:
> On 04/26/2016 06:00 PM, Bret Wortman wrote:
>> # getcert list | grep expires
>>       expires: 2018-04-02 13:04:51 UTC
>>       expires: 2018-04-02 13:04:31 UTC
>>       expires: unknown
>>       expires: 2016-04-17 18:19:19 UTC
>>       expires: 2016-04-17 18:19:18 UTC
>>       expires: 2016-04-17 18:19:19 UTC
>>       expires: 2016-04-01 20:16:39 UTC
>>       expires: 2016-04-17 18:19:35 UTC
>>       expires: 2016-03-11 13:04:29 UTC
>>       expires: unknown
>> #
>>
>> So some got updated and most didn't. Is there a recommended way to update these
>> all? The system is still backdated to 3 April (ntpd disabled) at this point.
> It's usually good to start renewing(when it doesn't happen automatically
> from some reason) with the cert which is about to expired first, i.e.
> the one with "2016-03-11 13:04:29"
>
> The process is:
> - move date before the cert is about to expired
> - leave it up to certmonger or manually force resubmit by `getcert
> resubmit -i $REQUEST_ID`, where request ID is in `getcert list` output.
>
> I'm little worried about the fact that CA cert was renewed at date which
> is after expiration of the other certs.
>
> Also the `expires: unknown` doesn't look good. Check `getcert list`
> output for errors related to the cert.
>
>
>>
>> Bret
>>
>>
>> On 04/26/2016 11:46 AM, Petr Vobornik wrote:
>>> On 04/26/2016 03:26 PM, Bret Wortman wrote:
>>>> On our non-CA IPA server, this is happening, in case it's related and illustrative:
>>>>
>>>> # ipa host-del zw113.private.net
>>>> ipa: ERROR: Certificate format error: (SEC_ERROR_LEGACY_DATABASE) The
>>>> certificate/key database is in an old, unsupported format.
>>>> #
>>> I would start with checking on all IPA servers if and what certificates
>>> are expired:
>>>     # getcert list
>>> or short version to check if there are any:
>>>     # getcert list | grep expires
>>>
>>> When CA cert is renewed, it is not automatically transfered to clients.
>>> There one must run:
>>>     # ipa-certupdate
>>>
>>>> On 04/26/2016 09:24 AM, Bret Wortman wrote:
>>>>> I rolled the date on the IPA server in question back to April 1 and ran
>>>>> "ipa-cacert-manage renew", which said it completed successfully. I rolled the
>>>>> date back to current and tried restarting ipa using ipactl stop && ipactl
>>>>> start, but no joy. No more ca renewal errors, but right after the pause I see
>>>>> this in /var/log/messages:
>>>>>
>>>>> systemd: kadmin.service: main process exited, code=exited,
>>>>> status=2/INVALIDARGUMENT
>>>>> systemd: Unit kadmin.service entered failed state.
>>>>> systemd: kadmin.service failed.
>>>>>
>>>>> I rebooted the server just in case, and it's still getting stuck at the same
>>>>> place. ipa-otpd doesn't get around to starting.
>>>>>
>>>>>
>>>>> Bret
>>>>>
>>>>> After the several-minutes-long pause after ipactl start outputs "Starting
>>>>> pki-tomcatd Service", I get the
>>>>>
>>>>> On 04/26/2016 08:14 AM, Bret Wortman wrote:
>>>>>> I have an IPA server on a private network which has apparently run into
>>>>>> certificate issues this morning. It's been running without issue for quite a
>>>>>> while, and is on 4.1.4-1 on fedora 21.
>>>>>>
>>>>>> This morning, the gui started giving:
>>>>>>
>>>>>> IPA Error 907: NetworkError with description "cannot connect to
>>>>>> 'https://zsipa.private.net:443/ca/agent/ca/displayBySerial':
>>>>>> (SSL_ERROR_EXPIRED_CERRT_ALERT) SSL peer rejected your certificate as expired."
>>>>>>
>>>>>> I dug into the logs and after trying to restart ipa using ipactl, there was a
>>>>>> length pause, then:
>>>>>>
>>>>>> dogtag-ipa-ca-renew-agent-submit: Updated certificate not available
>>>>>> certmonger: Certificate named "ipaCert" in token "NSS Certificate DB" in
>>>>>> database "/etc/httpd/alias" is no longer valid.
>>>>>> dogtag-ipa-ca-renew-agent-submit: Updated certificate not available
>>>>>> certmonger: Certificate named "ocspSigningCert cert-pki-ca" in token "NSS
>>>>>> Certificate DB" in database "/etc/pki/pki-tomcat/alias" is no longer valid.
>>>>>> dogtag-ipa-ca-renew-agent-submit: Updated certificate not available.
>>>>>> named-pkcs11[3437]: client 192.168.208.205#57832: update
>>>>>> '208.168.192.in-addr.arpa/IN' denied
>>>>>>
>>>>>> and then things start shutting down. I can't start ipa at all using ipactl.
>>>>>>
>>>>>> So at present, our DNS is down. Authentication should work for a while, but
>>>>>> I'd like to get this working again as quickly as possible. Any ideas? I deal
>>>>>> with certificates so infrequently (like only when something like this
>>>>>> happens) that I'm not sure where to start.
>>>>>>
>>>>>> Thanks!
>>>>>>
>>>>>>
>>>>>> -- 
>>>>>> *Bret Wortman*
>>>>>> /Coming soon to Kickstarter.../
>>>>>> <http://wrapbuddies.co/>
>>>>>> http://wrapbuddies.co/
>>>>>>
>

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