[Evolution] Evolution, IMAP, GSSAPI and kerberos

J. Siepkes JSiepkes@planet.nl
Mon, 02 Aug 2004 23:15:51 +0200


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Hello,

 

I've got a a small problem with IMAP/Kerberos and GSSAPI/Evolution. I want
to authenticate against a Kerberos KDC. The problem is that evolution uses
the wrong principal name.

 

Log snip:

-----8<---------------------------------------------------------------------
--------------------------

Aug 02 23:04:55 judicator.lan krb5kdc[2086](info): TGS_REQ (6 etypes {16 5
23 3 2 1}) 192.168.1.70: UNKNOWN_SERVER: authtime 1091478408,
ktf@JUDICATOR.LAN for imap/judicator.lan@JUDICATOR.LAN, Server not found in
Kerberos database

-----8<---------------------------------------------------------------------
--------------------------

 

Other clients work just fine with Kerberos authentication (like Eudora on
windows). The principal name it should use is imap/judicator@JUDICATOR.LAN.

 

This is my krb5.conf on the evolution and Eudora client:

-----8<---------------------------------------------------------------------
--------------------------

[libdefaults]

        ticket_lifetime = 24000

        default_realm = JUDICATOR.LAN

        default_tkt_enctypes = des3-hmac-sha1 des-cbc-crc

        default_tgs_enctypes = des3-hmac-sha1 des-cbc-crc

 

[realms]

        JUDICATOR.LAN = {

        kdc = kerberos.judicator.lan:88

        admin_server = kerberos.judicator.lan:749

        default_domain = judicator.lan

        }

 

[domain_realm]

        .judicator.lan = JUDICATOR.LAN

        judicator.lan = JUDICATOR.LAN

-----8<---------------------------------------------------------------------
--------------------------

 

Does anyone why evolution picks the wrong principal name?

 

Thanks in advance,

 

Jasper Siepkes

 


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<div class=Section1>

<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Hello,<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p>&nbsp;</o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>I&#8217;ve got a a small problem with IMAP/Kerberos
and GSSAPI/Evolution. I want to authenticate against a Kerberos KDC. The
problem is that evolution uses the wrong principal name.<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'><o:p>&nbsp;</o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>Log snip:<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>-----8&lt;-----------------------------------------------------------------------------------------------<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>Aug 02 23:04:55 judicator.lan krb5kdc[2086](info):
TGS_REQ (6 etypes {16 5 23 3 2 1}) 192.168.1.70: UNKNOWN_SERVER: authtime
1091478408,&nbsp; ktf@JUDICATOR.LAN for imap/judicator.lan@JUDICATOR.LAN, Server not
found in Kerberos database<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>-----8&lt;-----------------------------------------------------------------------------------------------<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'><o:p>&nbsp;</o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>Other clients work just fine with Kerberos authentication
(like Eudora on windows). The principal name it should use is <a
href="mailto:imap/judicator@JUDICATOR.LAN">imap/judicator@JUDICATOR.LAN</a>.<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'><o:p>&nbsp;</o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>This is my krb5.conf on the evolution and Eudora client:<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>-----8&lt;-----------------------------------------------------------------------------------------------<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>[libdefaults]<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ticket_lifetime = 24000<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; default_realm = JUDICATOR.LAN<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; default_tkt_enctypes = des3-hmac-sha1
des-cbc-crc<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; default_tgs_enctypes = des3-hmac-sha1
des-cbc-crc<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'><o:p>&nbsp;</o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>[realms]<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; JUDICATOR.LAN = {<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; kdc = kerberos.judicator.lan:88<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></font><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>admin_server =
kerberos.judicator.lan:749<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></font><font size=2 face=Arial><span
lang=EN-GB style='font-size:10.0pt;font-family:Arial'>default_domain =
judicator.lan<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; }<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'><o:p>&nbsp;</o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>[domain_realm]<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; .judicator.lan = JUDICATOR.LAN<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; judicator.lan = JUDICATOR.LAN<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>-----8&lt;-----------------------------------------------------------------------------------------------<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'><o:p>&nbsp;</o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>Does anyone why evolution picks the wrong principal
name?<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'><o:p>&nbsp;</o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>Thanks in advance,<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'><o:p>&nbsp;</o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>Jasper Siepkes<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'><o:p>&nbsp;</o:p></span></font></p>

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