[Samba] Continuous Normalisation error for attribute whenCreated when performing dbcheck
L.P.H. van Belle
belle at bazuin.nl
Fri Oct 17 05:12:41 MDT 2014
Hi Rowland,
Yes, this script should send per check an email.
but we can take in some extra options to make it an option to send 1 mail for multiple servers.
Louis
>-----Oorspronkelijk bericht-----
>Van: rowlandpenny at googlemail.com
>[mailto:samba-bounces at lists.samba.org] Namens Rowland Penny
>Verzonden: vrijdag 17 oktober 2014 12:20
>Aan: samba at lists.samba.org
>Onderwerp: Re: [Samba] Continuous Normalisation error for
>attribute whenCreated when performing dbcheck
>
>On 17/10/14 08:51, L.P.H. van Belle wrote:
>> so i changed it a bit.
>> corrected the $x in thte loop, and make te loop work for more DC's.
>> change the mail line for the report, and the cat command was
>not needed.
>>
>>
>> #!/bin/sh
>>
>> ## the email adress to report to.
>> SETMAILREPORT=YOUR at emaildomain.tld
>>
>> ## First DC ( hostname or ipadres )
>> SETDCFSMO="dc1"
>> ## Second DC ( hostname or ipadres more then 2 DC's,
>separated by space )
>> SETOTHERDCS="dc2"
>>
>> SETSAMBATOOLS=`which samba-tool`
>> SETREMOVELOG=yes
>>
>> for x in $SETOTHERDCS ; do
>> $SETSAMBATOOLS ldapcmp --filter="whenChanged"
>ldap://$SETDCFSMO ldap://$x -d0 2>&1 >> /tmp/samba_ldapcmp_checkdb
>> if grep -q FAILURE /tmp/samba_ldapcmp_checkdb; then
>> mail -s "FAILURE ldapcmp between $SETDCFSMO and
>$SETOTHERDCS" $SETMAILREPORT < /tmp/samba_ldapcmp_checkdb
>> fi
>> if [ $SETREMOVELOG = yes ]; then
>> rm /tmp/samba_ldapcmp_checkdb
>> fi
>> done
>Hi Louis, I take it you realise you could get multiple emails if you
>have more than 2 DC's and a failure does occur on the other DC's.
>
>For instance, you have 3 DC's (dc1,dc2,dc3) and there are problems on
>dc2 & dc3, on the first pass, dc1 & dc2 are compared and the result is
>placed into /tmp/samba_ldapcmp_checkdb, this is checked for 'FAILURE'
>and when found an email is sent, so far so good. Now dc1 & dc3 are
>compared and the result is placed into
>/tmp/samba_ldapcmp_checkdb, this
>is checked for failure and another email is sent.
>
>Do you really want to do this ?
>
>By the way, if do it the way you have it now, you could go back to one
>'>' before /tmp/samba_ldapcmp_checkdb, you should also
>probably move the
>last 'if' statement out of the 'do - done' stanza.
>
>Rowland
>
>>
>>
>>> -----Oorspronkelijk bericht-----
>>> Van: belle at bazuin.nl [mailto:samba-bounces at lists.samba.org]
>>> Namens L.P.H. van Belle
>>> Verzonden: vrijdag 17 oktober 2014 9:38
>>> Aan: samba at lists.samba.org
>>> Onderwerp: Re: [Samba] Continuous Normalisation error for
>>> attribute whenCreated when performing dbcheck
>>>
>>> GOOD MORNING ALL..
>>>
>>> Your totaly right Rowland..
>>> i have only 2 dc's so it worked ... ;-) i corrected it.
>>> thank you for reporting it.
>>>
>>> Greetz,
>>>
>>> Louis
>>>
>>>
>>>> -----Oorspronkelijk bericht-----
>>>> Van: rowlandpenny at googlemail.com
>>>> [mailto:samba-bounces at lists.samba.org] Namens Rowland Penny
>>>> Verzonden: donderdag 16 oktober 2014 16:00
>>>> Aan: samba at lists.samba.org
>>>> Onderwerp: Re: [Samba] Continuous Normalisation error for
>>>> attribute whenCreated when performing dbcheck
>>>>
>>>> On 16/10/14 12:21, L.P.H. van Belle wrote:
>>>>> yes..
>>>>>
>>>>> the attibute "whenCreated" is not synced ( correctly)
>>>>> there is a bug report of this.
>>>>>
>>>>> you can use this script: ( original created by Mourit Jan of
>>>> the samba list )
>>>>> used on debian/ubuntu
>>>>>
>>>>>
>>>>> #!/bin/sh
>>>>>
>>>>> ## the email adress to report to.
>>>>> SETMAILREPORT=your at emaildomain.tld
>>>>>
>>>>> ## First DC ( hostname or ipadres ) ( The DC with the FSMO Roles )
>>>>> SETDCFSMO="dc1"
>>>>> ## Second DC ( hostname or ipadres more then 2 DC's,
>>>> separated by space )
>>>>> SETOTHERDCS="dc2"
>>>>>
>>>>> SETSAMBATOOLS=`which samba-tool`
>>>>> SETREMOVELOG=yes
>>>>>
>>>>> for x in $SETOTHERDCS ; do
>>>>> $SETSAMBATOOLS ldapcmp --filter="whenChanged"
>>>> ldap://$SETDCFSMO ldap://$x
>>>>
>>>> -d0 2>&1 >
>>>> /tmp/samba_ldapcmp_checkdb
>>>>> done
>>>>>
>>>>> if grep -q FAILURE /tmp/samba_ldapcmp_checkdb; then
>>>>> cat /tmp/samba_ldapcmp_checkdb | mail -s "FAILURE
>>>> ldapcmp between $SETDCFSMO
>>>>
>>>> and $SETOTHERDCS" $SETMAILREPORT
>>>>> fi
>>>>>
>>>>> if [ $SETREMOVELOG = yes ]; then
>>>>> rm /tmp/samba_ldapcmp_checkdb
>>>>> fi
>>>>>
>>>>>
>>>>>> -----Oorspronkelijk bericht-----
>>>>>> Van: aoster at novanetwork.de
>>>>>> [mailto:samba-bounces at lists.samba.org] Namens Andreas Oster
>>>>>> Verzonden: donderdag 16 oktober 2014 11:08
>>>>>> Aan: samba at lists.samba.org
>>>>>> Onderwerp: [Samba] Continuous Normalisation error for
>>>>>> attribute whenCreated when performing dbcheck
>>>>>>
>>>>>> Hi all,
>>>>>>
>>>>>> since the migration of our old Win2k domain to Samba4 some
>>> years ago
>>>>>> I get a lot of errors like the following when doing a
>>>>>> "samba-tool dbcheck --cross-ncs --fix" :
>>>>>>
>>>>>>
>>>>>> ERROR: Normalisation error for attribute whenCreated in
>>>>>> CN=rpc-Ns-Group,CN=Schema,CN=Configuration,DC=samdom,DC=com
>>>>>> value '19700101000000.0Z' should be '16010101000000.0Z'
>>>>>> Fix normalisation for whenCreated from
>>>>>>
>CN=rpc-Ns-Group,CN=Schema,CN=Configuration,DC=samdom,DC=com? [YES]
>>>>>> Normalised attribute whenCreated
>>>>>>
>>>>>>
>>>>>> This repeats 1000+ times for many different entries.
>>>>>>
>>>>>> The samba-tool unfortunately does not fix the issue because
>>>>>> when I start
>>>>>> it a second time it will complain again, this time with
>>>> values switched
>>>>>> around:
>>>>>>
>>>>>> value '16010101000000.0Z' should be '19700101000000.0Z'
>>>>>>
>>>>>>
>>>>>> Does anyone have an idea how to fix this ?
>>>>>>
>>>>>> Thank you very much for your kind help.
>>>>>>
>>>>>> best regards
>>>>>>
>>>>>> Andreas
>>>>>>
>>>>>> --
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>>>>>> instructions: https://lists.samba.org/mailman/options/samba
>>>>>>
>>>>>>
>>>> Hi Louis, I have had a look at the script you posted
>(after I put it
>>>> back together, it arrived here a bit disjointed ;-) )
>>>>
>>>> Just a few comments:
>>>>
>>>> This line:
>>>>
>>>> $SETSAMBATOOLS ldapcmp --filter="whenChanged" ldap://$SETDCFSMO
>>>> ldap://$SETOTHERDCS -d0 2>&1 > /tmp/samba_ldapcmp_check
>>>>
>>>> Shouldn't '$SETOTHERDCS' be '$x' ?
>>>>
>>>> If you have more than two DC's, shouldn't the redirection sign '>'
>>>> before '$SETOTHERDCS ' actually be two i.e. '>>' ?
>>>>
>>>> I take it that the idea is to get cron to run it, as & when.
>>>>
>>>> finally, I had to rewrite the script slightly, sending the
>>>> result by the
>>>> 'mail' program wouldn't work for me, so I ended up using 'ssmtp'
>>>>
>>>> Rowland
>>>>
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>>>> instructions: https://lists.samba.org/mailman/options/samba
>>>>
>>>>
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>>> instructions: https://lists.samba.org/mailman/options/samba
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>>>
>
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