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Kurt Pfeifle
k1pfeifle at gmx.net
Thu Oct 11 10:02:27 PDT 2007
Matthias Jansen wrote:
> in a backend programm I'm writing, I need the information which IP
> address the printing job is from. The only place I found this infor-
> mation is in the corresponding file /var/spool/cups/c000<id> but this
> file is per default only readable by root but the process of my
> backend is spawned as lp.
Backends which are set to 0700 permission and owned by root are run as
root.
> I already tried Net::CUPS (as my backend is
> a perl script) but this doesn't seem to give me the information I need.
>
> Is there any other way?
I don't know what info Net::CUPS provides at all. But what you are
looking for is the IPP job attribute called "job-originating-host-name".
AFAIK, there is no way to access the client IP or hostname value via an
environment variable set by CUPS.
--
Kurt Pfeifle
System & Network Printing Consultant ---- Linux/Unix/Windows/Samba/CUPS
Infotec Deutschland GmbH ..................... Hedelfinger Strasse 58
A RICOH Company ........................... D-70327 Stuttgart/Germany
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