4 blocked updates
stevenvollom at sbcglobal.net
Fri Jun 5 21:56:57 UTC 2009
On Friday 05 June 2009 05:37:25 pm Willy K. Hamra wrote:
> Donn wrote:
> > On Friday, 05 June 2009 20:52:37 Muzer wrote:
> >> Because sudo doesn't change the home directory to the /root directory
> >> (when kdesudo does),
> > I think you mean that kdesudo does not change things to root ownership.
> > But then I am not sure why you think this. I could be wrong, but the
> > whole point of *any* sudo is to become (some kind of) root. After that,
> > whatever files are made are made as root. So, kdesudo would have the same
> > effect for that.
> > Nearest I can tell kdesudo does some fancy footwork with display vars in
> > order to get access to X so that graphical apps can run as root. I am
> > very fuzzy about the details. Make that 100% ignorant :)
> >>> Which examples of command-line bins would you use kdesudo to run?
> >> Well, anything that needs a config file in ~. Things like midnight ...
> > I think I see what's going-on here. Some people would rather run Dolphin
> > or Konqueror under kdesudo in order to find and edit some config file (or
> > change some file permission) that is not owned by their normal user
> > account. So, yes kdesudo would be useful to them.
> > \d
> here's the story:
> in the past, i mean past past, sudo worked similarly to su, that is
> start a program with root permissions, and using the complete root
> environment, discarding the whole user environment,just as if you type
> su, logged in as root, and issued the commnd. this worked on cli
> programs, basically any program that doesn't require user environment.
> the most important part of that environment was some settings in home.
> in ubuntu distros, root is diabled, and its environment is minimal, amny
> programs need more info about the computer which wasn't available in the
> root environment, and thus failed, the most prominent of these programs
> are the gui programs, these need to connect to an X server.an X server
> that is running as a normal user, and it's .xsession's file is in the
> user's home. thus kdesudo (previusly kdesu) was created to solve this
> issue. it uses sudo (previously su) and set it to keep some user
> environment variables required for correct functioning of gui programs.
> nowadays, sudo also preserves these environment variables. but the
> difference is that sudo preserves more variables than kdesudo. kdesudo
> preserves only the needed ones, and wipes off the rest or replaces with
> root specific ones. the most notable example, and fastest test is
> checking how they both handle the HOME variable.
> go to konsole and type "sudo konqueror", once it loads, in address bar
> type ~ followed by enter,you'll notice you will see your own home.
> konqueror as root is still using your home as its own.
> now type kdesudo konqueror, and again load ~
> you'll notice you're in /root :)
> hope this makes it clear for everyone, and specially those still
> confusing old sudo with new sudo, and the various different methods
> employed across the years,and hope my explanation is accurate and
> correct,if anything is wrong, please correct me:)
Thanks! I will have to think more on it. I appreciate the information very
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