replication : Authentication failed. no mechanism available

Simon Matter simon.matter at ch.sauter-bc.com
Thu Dec 15 05:31:32 EST 2005


> I have created my self signed certificate and now it works !!

Where did you put and how did you specify the self signed certificate?

Thanks,
Simon

>
> synctest -u cyrus -a cyrus -m PLAIN -t "" mailsrv
>
> S: * STARTTLS
> S: * OK mailsrv Cyrus sync server v2.3.0
> C: STARTTLS
> S: OK Begin TLS negotiation now
> verify error:num=18:self signed certificate
> TLS connection established: TLSv1 with cipher AES256-SHA (256/256 bits)
> S: * SASL PLAIN
> S: * OK mailsrv Cyrus sync server v2.3.0
> Please enter your password:
> C: AUTHENTICATE PLAIN Y3lydYMAY3LydXMBZ3Q0M2RpMTM=
> S: OK Success (tls protection)
> Authenticated.
> Security strength factor: 256
>
>
> now I will try to validate the replication with cyrus.
>
> Thank you very much for your great help !!
>
> Patrice
>
> Patrick H Radtke wrote:
>
>> Looking a bit more at this:
>>
>> Our sync server does advertise the correct mechanism
>>
>> synctest -m PLAIN -t "" alpenwurst2
>> S: * SASL GSSAPI
>> S: * STARTTLS
>> S: * OK alpenwurst2.cc.columbia.edu Cyrus sync server v2.3-alpha
>> C: STARTTLS
>> S: OK Begin TLS negotiation now
>> verify error:num=19:self signed certificate in certificate chain
>> TLS connection established: TLSv1 with cipher AES256-SHA (256/256 bits)
>> S: * SASL PLAIN GSSAPI
>> S: * OK alpenwurst2.cc.columbia.edu Cyrus sync server v2.3-alpha
>> Please enter your password:
>>
>> My quick guess is your only mechanism is PLAIN and since you didn't
>> specify -t ""  to do a TLS connection, PLAIN is not being advertised.
>> That leaves you with no mechanisms left and just the error.
>>
>> Try the '-t ""' and maybe a '-m PLAIN' and let me know how it goes.
>>
>> -Patrick
>>
>>
>>
>>
>> On Wed, 14 Dec 2005, Patrice wrote:
>>
>>> Hi,
>>>
>>> I try to install the the new version of cyrus-imap to use the
>>> replication.
>>>
>>> but I can't authenticate on my replica server:
>>>
>>> here is the error in the log:
>>>
>>> sync_client[26757]: couldn't authenticate to backend server: no
>>> mechanism available
>>>
>>>
>>> here is the result of the synctest:
>>>
>>> S: * OK mailsrv Cyrus sync server v2.3.0
>>> Authentication failed. no mechanism available
>>> Security strength factor: 0
>>>
>>>
>>> it seems the auth mechs are not advertised
>>>
>>> I use saslauthd for my imap+pop auth and it works fine.
>>>
>>> there should be a special option for the advertising of mechs but I
>>> haven't found the option
>>>
>>>
>>> Help would be appreciated
>>>
>>> thanks in advance
>>>
>>> Patrice
>>>
>>>
>>>
>>> ----
>>> Cyrus Home Page: http://asg.web.cmu.edu/cyrus
>>> Cyrus Wiki/FAQ: http://cyruswiki.andrew.cmu.edu
>>> List Archives/Info: http://asg.web.cmu.edu/cyrus/mailing-list.html
>>>
>>>
>>
>>
>
>
> ----
> Cyrus Home Page: http://asg.web.cmu.edu/cyrus
> Cyrus Wiki/FAQ: http://cyruswiki.andrew.cmu.edu
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>



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