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Diff for /loncom/Attic/lcuseradd between versions 1.1 and 1.4

version 1.1, 2000/10/27 23:42:33 version 1.4, 2000/10/29 22:38:21
Line 12  use strict; Line 12  use strict;
 # as well as a /home/USERNAME/public_html directory.  # as well as a /home/USERNAME/public_html directory.
 # It adds user entries to  # It adds user entries to
 # /etc/passwd and /etc/groups.  # /etc/passwd and /etc/groups.
 # Passwords are set with lcpasswd  # Passwords are set with lcpasswd.
   # www becomes a member of this user group.
   
 # Standard input usage  # Standard input usage
 # First line is USERNAME  # First line is USERNAME
 # Second line is PASSWORD  # Second line is PASSWORD
   # Third line is PASSWORD
   
 # Command-line arguments [USERNAME] [PASSWORD]  # Command-line arguments [USERNAME] [PASSWORD] [PASSWORD]
 # Yes, but be very careful here (don't pass shell commands)  # Yes, but be very careful here (don't pass shell commands)
 # and this is only supported to allow perl-system calls.  # and this is only supported to allow perl-system calls.
   
   # Usage within code
   #
   # $exitcode=system("/home/httpd/perl/lcuseradd","NAME","PASSWORD1","PASSWORD2")/256;
   # print "uh-oh" if $exitcode;
   
   # These are the exit codes.
   
 # Security  # Security
 $ENV{'PATH'}=""; # Nullify path information.  $ENV{'PATH'}=""; # Nullify path information.
 $ENV{'BASH_ENV'}=""; # Nullify shell environment information.  $ENV{'BASH_ENV'}=""; # Nullify shell environment information.
   
   # Do not print error messages if there are command-line arguments
   my $noprint=0;
   if (@ARGV) {
       $noprint=1;
   }
   
   # Read in /etc/passwd, and make sure this process is running from user=www
   open (IN, "</etc/passwd");
   my @lines=<IN>;
   close IN;
   my $wwwid;
   for my $l (@lines) {
       chop $l;
       my @F=split(/\:/,$l);
       if ($F[0] eq 'www') {$wwwid=$F[2];}
   }
   if ($wwwid!=$<) {
       print("User ID mismatch.  This program must be run as user 'www'\n") unless $noprint;
       exit 1;
   }
   &disable_root_capability;
   
   # Handle case of another lcpasswd process
   unless (&try_to_lock("/tmp/lock_lcpasswd")) {
       print "Error. Too many other simultaneous password change requests being made.\n" unless $noprint;
       exit 4;
   }
   
   # Gather input.  Should be 3 values (user name, password 1, password 2).
   my @input;
   if (@ARGV==1) {
       @input=@ARGV;
   }
   elsif (@ARGV) {
       print("Error. This program needs 3 command-line arguments (username, password 1, password 2).\n") unless $noprint;
       unlink('/tmp/lock_lcpasswd');
       exit 2;
   }
   else {
       @input=<>;
       if (@input!=1) {
    print("Error. Three lines should be entered into standard input.\n") unless $noprint;
    unlink('/tmp/lock_lcpasswd');
    exit 3;
       }
       map {chop} @input;
   }
   
   my ($username,$password1,$password2)=@input;
   $username=~/^(\w+)$/;
   my $safeusername=$1;
   $password1=~/^(\w+)$/;
   my $password1=$1;
   $password2=~/^(\w+)$/;
   my $safepassword2=$1;
   
   &enable_root_capability;
   
   # Add user entry to /etc/passwd and /etc/groups in such
   # a way that www is a member of the user-specific group
   
   # This command 'should' make the user be a member of just
   
   if (system('/usr/sbin/useradd','-c','LON-CAPA user','-G','www',$safeusername)) {
       print "Error.  Something went wrong with the addition of user \"$safeusername\".\n";
       unlink('/tmp/lock_lcpasswd');
       exit 5;
   }
   
   # Set password with lcpasswd (which creates smbpasswd entry).
   
Removed from v.1.1  
changed lines
  Added in v.1.4

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