Hi Gregory,
Does "getent 10.65.1.103" work? That the important one since that's what's
failing in xrootd. Also, did you that command on the actual NAS box? If not,
could you try that as well?
Andy
----- Original Message -----
From: "Gregory Schott" <[log in to unmask]>
To: "abh" <[log in to unmask]>
Cc: "xrootd mailing list" <[log in to unmask]>
Sent: Wednesday, March 23, 2005 1:49 AM
Subject: Re: latest xrd crashes on the NAS boxes
> Hello,
>
> the DNS entries of all NAS boxes are ok... aren't they?
>
> # for n in 03 04 11 15 16 17 18 21 22 24 ; do getent hosts f01-001-1$n
> 10.65.1.1$n ; done 10.65.1.103 f01-001-103.gridka.de
> 10.65.1.103 f01-001-103.gridka.de
> 10.65.1.104 f01-001-104.gridka.de
> 10.65.1.104 f01-001-104.gridka.de
> 10.65.1.111 f01-001-111.gridka.de
> 10.65.1.111 f01-001-111.gridka.de
> 10.65.1.115 f01-001-115.gridka.de
> 10.65.1.115 f01-001-115.gridka.de
> 10.65.1.116 f01-001-116.gridka.de
> 10.65.1.116 f01-001-116.gridka.de
> 10.65.1.117 f01-001-117.gridka.de
> 10.65.1.117 f01-001-117.gridka.de
> 10.65.1.118 f01-001-118.gridka.de
> 10.65.1.118 f01-001-118.gridka.de
> 10.65.1.121 f01-001-121.gridka.de
> 10.65.1.121 f01-001-121.gridka.de
> 10.65.1.122 f01-001-122.gridka.de
> 10.65.1.122 f01-001-122.gridka.de
> 10.65.1.124 f01-001-124.gridka.de
> 10.65.1.124 f01-001-124.gridka.de
>
> and
>
>> bash-2.05a$ nslookup f01-001-115.gridka.de
>> Note: nslookup is deprecated and may be removed from future releases.
>> Consider using the `dig' or `host' programs instead. Run nslookup with
>> the `-sil[ent]' option to prevent this message from appearing.
>> Server: 10.97.1.191
>> Address: 10.97.1.191#53
>>
>> Name: f01-001-115.gridka.de
>> Address: 10.65.1.115
>>
>> bash-2.05a$ nslookup 10.65.1.115
>> Note: nslookup is deprecated and may be removed from future releases.
>> Consider using the `dig' or `host' programs instead. Run nslookup with
>> the `-sil[ent]' option to prevent this message from appearing.
>> Server: 10.97.1.191
>> Address: 10.97.1.191#53
>>
>> 115.1.65.10.in-addr.arpa name = f01-001-115.gridka.de.
>
>
> Cheers,
> Gregory
>
> On Tue, 22 Mar 2005, abh wrote:
>
>> Hi Gregory,
>>>
>>> However is that something you expect with the new versions and not the
>>> older ones? If I use the older xrootd version then it works fine still.
>> The way the name resolution worked changed between versions with newer
>> versions returning a null pointer if the lookup failed (older versions
>> just returned the ip address in character form). Unfortunately, that had
>> the side-effect of crashing anyone who didn't check foir a null pointer.
>> The update now prints a nasty error message and exits the program. I
>> suppose we technically don't need the name and could use the ascii form
>> of theip address but without a real name the security stuff gets mucked
>> up. We made the assumption that there really was no reason to use
>> unregistered machines (well in production practice anyway). You can, of
>> course, say that is not a reasonable restriction.
>>
>> Andy
>>
>>
>
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