Hi Chris,
I think you can turn that check off in xrootd's config file. IN2P3
had to do that due to a similar problem (although it might have been the
other way round, the server in the subdomain).
regards,
Stephen.
On Mon, 25 Oct 2004, Brew, CAJ (Chris) wrote:
> Hi,
>
> We have a problem with the way xrootd decides whether a connection is a WAN
> connection.
>
> Some of the worker nodes at RAL are in the gridpp.rl.ac.uk domain and our
> xrootd servers are in the higher level domain rl.ac.uk.
>
> Jobs running on the machines in the gridpp subdomain fail because the refuse
> to connect to the different domain.
>
> lcg0338 - ~/work/anal21 $ KanCollUtil
> /store/PRskims/R14/14.4.0d/BFourBody/02/BFourBody_0291.01.root
> 041025 11:33:48 14069 Warn: XTNetConn::checkUrlDomain - Skipping url
> [root://csflnx108.rl.ac.uk///store/PRskims/R14/14.4.0d/BFourBody/02/BFourBod
> y_0291.01.root.01.root]. Its domain [.rl.ac.uk] differs from the client's
> one [.gridpp.rl.ac.uk].
> 041025 11:33:48 14069 Err : XTNetFile::CTOR - All server
> specified are out of the client's domain. Going into zombie state.
> ERR Could not open a file expected to contain the event header:
> ERR LFN =
> /store/PRskims/R14/14.4.0d/BFourBody/02/BFourBody_0291.01.root.01.root
> ERR PFN =
> root://bbr-rdr01.rl.ac.uk//store/PRskims/R14/14.4.0d/BFourBody/02/BFourBody_
> 0291.01.root.01.root
> ERR Check collection name and access method...
>
> Trying to fix this by adding Root.XTNetFileAllowWanConnect: 1 to an
> .rootrc file changes the error but does not fix the problem.
>
> lcg0338 - ~/work/anal21 $ KanCollUtil
> /store/PRskims/R14/14.4.0d/BFourBody/02/BFourBody_0291.01.root
> 041025 11:36:21 14080 Err : XTNetConn::handleServerError - Redirection to
> a server out-of-domain disallowed. Abort
> Aborted
>
> This is going to cause jobs to randomly fail at RAL, could the client be
> fixed to recognise that subdomains are not WAN connections.
>
> Thanks,
> Chris.
>
>
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