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Diff for /loncom/Attic/lcuseradd between versions 1.34 and 1.39

version 1.34, 2005/01/26 12:13:58 version 1.39, 2006/08/25 21:25:22
Line 32 Line 32
 ###############################################################################  ###############################################################################
   
 use strict;  use strict;
   use File::Find;
   
   
 # ------------------------------------------------------- Description of script  # ------------------------------------------------------- Description of script
 #  #
Line 107  use strict; Line 109  use strict;
 # (12,"Error. Something went wrong with the addition of user ".  # (12,"Error. Something went wrong with the addition of user ".
 #     "\"$safeusername\"."),  #     "\"$safeusername\"."),
 # (13,"Error. Password mismatch."),  # (13,"Error. Password mismatch."),
 # (14, "Error filename is invalid")  # (14, "Error filename is invalid"),
   # (15, "Error. Could not add home directory.")
   
 # ------------------------------------------------------------- Initializations  # ------------------------------------------------------------- Initializations
 # Security  # Security
Line 118  delete @ENV{qw(IFS CDPATH ENV BASH_ENV)} Line 121  delete @ENV{qw(IFS CDPATH ENV BASH_ENV)}
 # Do not print error messages.  # Do not print error messages.
 my $noprint=1;  my $noprint=1;
   
 #  Error file:  
   
 my $error_file; # This is either the error file name or undef.  
   
 print "In lcuseradd\n" unless $noprint;  print "In lcuseradd\n" unless $noprint;
   
 # ----------------------------- Make sure this process is running from user=www  # ----------------------------- Make sure this process is running from user=www
Line 239  print "enabling root\n" unless $noprint; Line 238  print "enabling root\n" unless $noprint;
 # ---------------------------------- Start running script with root permissions  # ---------------------------------- Start running script with root permissions
 &enable_root_capability;  &enable_root_capability;
   
 # ------------------- Add user and make www a member of the user-specific group  # ------------------- Add group and user, and make www a member of the group
   # -- Add group
   
   print "adding group: $safeusername \n" unless $noprint;
   my $status = system('/usr/sbin/groupadd', $safeusername);
   if ($status) {
       print "Error.  Something went wrong with the addition of group ".
             "\"$safeusername\".\n" unless $noprint;
       print "Final status of groupadd = $status\n";
       unlink('/tmp/lock_lcpasswd');
       &Exit(12);
   }
   my $gid = getgrnam($safeusername);
                                                                                   
 # -- Add user  # -- Add user
   
 print "adding user: $safeusername \n" unless $noprint;  print "adding user: $safeusername \n" unless $noprint;
 my $status = system('/usr/sbin/useradd','-c','LON-CAPA user',$safeusername);  my $status = system('/usr/sbin/useradd','-c','LON-CAPA user','-g',$gid,$safeusername);
 if ($status) {  if ($status) {
     print "Error.  Something went wrong with the addition of user ".      print "Error.  Something went wrong with the addition of user ".
   "\"$safeusername\".\n" unless $noprint;    "\"$safeusername\".\n" unless $noprint;
     print "Final status of useradd = $status";      system("/usr/sbin/groupdel $safeusername");
       print "Final status of useradd = $status\n";
     unlink('/tmp/lock_lcpasswd');      unlink('/tmp/lock_lcpasswd');
     &Exit(12);      &Exit(12);
 }  }
   
 print "Done adding user\n" unless $noprint;  print "Done adding user\n" unless $noprint;
 # Make www a member of that user group.  # Make www a member of that user group.
 my $groups=`/usr/bin/groups www` or &Exit(6);  my $groups=`/usr/bin/groups www` or &Exit(6);
Line 261  chomp $groups; $groups=~s/^\S+\s+\:\s+// Line 275  chomp $groups; $groups=~s/^\S+\s+\:\s+//
 my @grouplist=split(/\s+/,$groups);  my @grouplist=split(/\s+/,$groups);
 my @ugrouplist=grep {!/www|$safeusername/} @grouplist;  my @ugrouplist=grep {!/www|$safeusername/} @grouplist;
 my $gl=join(',',(@ugrouplist,$safeusername));  my $gl=join(',',(@ugrouplist,$safeusername));
 print "Putting user in its own group\n" unless $noprint;  print "Putting www in user's group\n" unless $noprint;
 if (system('/usr/sbin/usermod','-G',$gl,'www')) {  if (system('/usr/sbin/usermod','-G',$gl,'www')) {
     print "Error. Could not make www a member of the group ".      print "Error. Could not make www a member of the group ".
   "\"$safeusername\".\n" unless $noprint;    "\"$safeusername\".\n" unless $noprint;
Line 291  if ($?) { Line 305  if ($?) {
 ($>,$<)=($wwwid,0);  ($>,$<)=($wwwid,0);
 &enable_root_capability;  &enable_root_capability;
   
 # -- Don't add public_html... that can be added either by the user  # Check if home directory exists for user
 #    or by lchtmldir when the user is granted an authorship role.  # If not, create one.
   if (!-e "/home/$safeusername") {
       if (!mkdir("/home/$safeusername",0710)) {
           print "Error. Could not add home directory for ".
             "\"$safeusername\".\n" unless $noprint;
           unlink('/tmp/lock_lcpasswd');
           &Exit(15);
       }
   }
   
 # ------------------------------ Make final modifications to the user directory  # ------------------------------ Make final modifications to the user directory
 # -- Add a public_html file with a stand-in index.html file  # -- Add a public_html file with a stand-in index.html file
   
  system('/bin/chmod','-R','0660',"/home/$safeusername");  if (-d "/home/$safeusername") {
 system('/bin/chmod','0710',"/home/$safeusername");      system('/bin/chmod','-R','0660',"/home/$safeusername");
 mkdir "/home/$safeusername/public_html",0755;      system('/bin/chmod','0710',"/home/$safeusername");
 system('/bin/chmod','02770',"/home/$safeusername/public_html");      mkdir "/home/$safeusername/public_html",0755;
 open OUT,">/home/$safeusername/public_html/index.html";      open OUT,">/home/$safeusername/public_html/index.html";
 print OUT<<END;      print OUT<<END;
 <html>  <html>
 <head>  <head>
 <title>$safeusername</title>  <title>$safeusername</title>
Line 314  print OUT<<END; Line 336  print OUT<<END;
 </html>  </html>
 END  END
 close OUT;  close OUT;
 system('/bin/chmod','0660', "/home/$safeusername/public_html/index.html");  }
   
 #  #
 #   In order to allow the loncapa daemons appropriate access  #   In order to allow the loncapa daemons appropriate access
 #   to public_html, Top level and public_html directories should  #   to public_html, Top level and public_html directories should
 #   be owned by safeusername:safeusername as should the smaple index.html..  #   be owned by safeusername:safeusername as should the smaple index.html..
 print "lcuseradd ownership\n" unless $noprint;  print "lcuseradd ownership\n" unless $noprint;
 system('/bin/chown','-R',"$safeusername:$safeusername","/home/$safeusername"); # First set std ownership on everything.  system('/bin/chown','-R',"$safeusername:$safeusername","/home/$safeusername"); # First set std ownership on everything.
   &set_public_html_permissions("/home/$safeusername/public_html");
 #  system('/bin/chown',"$safeusername:www","/home/$safeusername"); # Now adust top level...  #  system('/bin/chown',"$safeusername:www","/home/$safeusername"); # Now adust top level...
 #  system('/bin/chown','-R',"$safeusername:www","/home/$safeusername/public_html"); # And web dir.  #  system('/bin/chown','-R',"$safeusername:www","/home/$safeusername/public_html"); # And web dir.
 # ---------------------------------------------------- Gracefull Apache Restart  # ---------------------------------------------------- Gracefull Apache Restart
Line 329  if (-e '/var/run/httpd.pid') { Line 353  if (-e '/var/run/httpd.pid') {
     open(PID,'/var/run/httpd.pid');      open(PID,'/var/run/httpd.pid');
     my $pid=<PID>;      my $pid=<PID>;
     close(PID);      close(PID);
     my ($safepid)= $pid=~ /(\D+)/;      $pid=~ /(\D+)/;
       my $safepid = $1;
     if ($pid) {      if ($pid) {
  system('kill','-USR1',"$safepid");   system('kill','-USR1',"$safepid");
     }      }
Line 396  sub try_to_lock { Line 421  sub try_to_lock {
     close LOCK;      close LOCK;
     return 1;      return 1;
 }  }
   #    Called by File::Find::find for each file examined.
   #
   #     Untaint the file and, if it is a directory,
   #     chmod it to 02770
   #
   sub set_permission {
       $File::Find::name =~ /^(.*)$/;
       my $safe_name = $1; # Untainted filename...
       
       print "$safe_name" unless $noprint;
       if(-d $safe_name) {
    print " - directory" unless $noprint;
    chmod(02770, $safe_name);
       }
       print "\n" unless $noprint;
   
   }
   #
   #    Set up the correct permissions for all files in the 
   #    user's public htmldir. We just do a chmod -R 0660 ... for
   #    the ordinary files.  The we use File::Find
   #    to pop through the directory tree changing directories only
   #    to 02770:
   #
   sub set_public_html_permissions {
       my ($topdir) = @_;
   
       #   Set the top level dir permissions (I'm not sure if find 
       #   will enumerate it specifically), correctly and all
       #   files and dirs to the 'ordinary' file permissions:
   
       system("chmod -R 0660 $topdir");
       chmod(02770, $topdir);
   
       #  Now use find to locate all directories under $topdir
       #  and set their modes to 02770...
       #
       print "Find file\n " unless $noprint;
       File::Find::find({"untaint"         => 1,
         "untaint_pattern" => qr(/^(.*)$/),
         "untaint_skip"    => 1,
         "no_chdir"         => 1,
         "wanted"          => \&set_permission }, "$topdir");
   
   
   }
   
 #-------------------------- Exit...  #-------------------------- Exit...
 #  #
 #   Write the file if the error_file is defined.  Regardless  #   Write the file if the error_file is defined.  Regardless
Line 404  sub try_to_lock { Line 476  sub try_to_lock {
 sub Exit {  sub Exit {
     my ($code) = @_; # Status code.      my ($code) = @_; # Status code.
   
       # TODO: Ensure the error file is owned/deletable by www:www:
   
       &disable_root_capability(); # We run unprivileged to write the error file.
   
     print "Exiting with status $code error file is $error_file\n" unless $noprint;      print "Exiting with status $code error file is $error_file\n" unless $noprint;
     if($error_file) {      if($error_file) {
  open(FH, ">$error_file");   open(FH, ">$error_file");
Removed from v.1.34  
changed lines
  Added in v.1.39

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