Re: lpr User Authentication (undocumented option -U)

Christoph Litauer wrote:
> 
> Environment:
> cups-1.1.18
> samba-2.2.8a
> 
> I recently found that lpr supports an option -U that can be used to
> change the job originating user. As I use an accounting system, that
> causes some difficulties to me ...
> I read about authentication in cups. The only solution I found is to
> modify cupsd.conf so that a username and password is required in the
> /printers-section -- but then it is required for every access to any
> printer: lpr job requiers a password, lpq -Pprinter requires a password
> and so on. I don't think this is very sufficent for our users.
> Assuming I will accept these permanent password inputs: What with samba?
> Are jobs sent to cups via samba authenticated automatically with the
> user and password of the job originating windows user? Escpecially if I
> use a self defined print command?
> 
Edit berkeley/lpr.c, delete  the -U option from the list of valid
options and recompile.

Basically, this is the same sort of "bug" or "feature" as the faked
sender
names/addresses in mailing systems.

Helge


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