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Full Discussion: need to restrict user to his home dir
Operating Systems Solaris need to restrict user to his home dir Post 302153451 by prowla on Monday 24th of December 2007 02:14:14 PM
Old 12-24-2007
You could look at using chroot to restrict the permissions.
Basically it makes that shell think its "/" is its home, and so it cannot move to a directory above.
If you google for chroot ftpd, you should find an example of the general process.
 

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LEARN ABOUT V7

chroot

CHROOT(1)							   User Commands							 CHROOT(1)

NAME

       chroot - run command or interactive shell with special root directory

SYNOPSIS

       chroot NEWROOT [COMMAND [ARG]...]
       chroot OPTION

DESCRIPTION

       Run COMMAND with root directory set to NEWROOT.

       --help display this help and exit

       --version
	      output version information and exit

       If no command is given, run ``${SHELL} -i'' (default: /bin/sh).

AUTHOR

       Written by Roland McGrath.

REPORTING BUGS

       Report chroot bugs to bug-coreutils@gnu.org
       GNU coreutils home page: <http://www.gnu.org/software/coreutils/>
       General help using GNU software: <http://www.gnu.org/gethelp/>

COPYRIGHT

       Copyright (C) 2009 Free Software Foundation, Inc.  License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>.
       This is free software: you are free to change and redistribute it.  There is NO WARRANTY, to the extent permitted by law.

SEE ALSO

       chroot(2)

       The  full documentation for chroot is maintained as a Texinfo manual.  If the info and chroot programs are properly installed at your site,
       the command

	      info coreutils 'chroot invocation'

       should give you access to the complete manual.

GNU coreutils 7.1						     July 2010								 CHROOT(1)
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