Diff for /loncom/Attic/lchtmldir between versions 1.10 and 1.14

version 1.10, 2004/10/19 11:11:34 version 1.14, 2005/01/26 10:38:13
Line 69 Line 69
 use strict;   use strict; 
 use Fcntl qw(:mode);  use Fcntl qw(:mode);
 use DirHandle;  use DirHandle;
   use POSIX;
   
 $ENV{'PATH'} = '/bin:/usr/bin:/usr/local/sbin:/home/httpd/perl';  $ENV{'PATH'} = '/bin:/usr/bin:/usr/local/sbin:/home/httpd/perl';
 delete @ENV{qw{IFS CDPATH ENV BASH_ENV}};  delete @ENV{qw{IFS CDPATH ENV BASH_ENV}};
   
 my $DEBUG = 0;                         # .nonzero -> Debug printing enabled.  my $DEBUG = 1;                         # .nonzero -> Debug printing enabled.
 my $path_sep = "/"; # Unix like operating systems.  my $path_sep = "/"; # Unix like operating systems.
   
   
Line 214  END Line 214  END
     close OUT;      close OUT;
     }      }
   
 &System("/bin/chmod  02775  $fulldir");  &System("/bin/chmod  02770  $fulldir");
 &System("/bin/chmod  0775  $fulldir"."/index.html");  &System("/bin/chmod  0770  $fulldir"."/index.html");
   
   
 # Based on the authentiation mode, set the ownership of the directory.  # Based on the authentiation mode, set the ownership of the directory.
   
 if($authentication eq "unix:") { # Unix mode authentication...  if($authentication eq "unix:") { # Unix mode authentication...
     &System("/bin/chown -R   $safeuser".":".$safeuser." ".$fulldir);      &System("/bin/chown -R   $safeuser:$safeuser"." ".$fulldir);
     &JoinGroup($safeuser);      &JoinGroup($safeuser);
 } else {  } else {
     # Internal, Kerberos, and Local authentication are for users      # Internal, Kerberos, and Local authentication are for users
Line 232  if($authentication eq "unix:") { # Unix Line 232  if($authentication eq "unix:") { # Unix
     # is that a file system user is being demoted to internal user...      # is that a file system user is being demoted to internal user...
   
     if($authentication eq "internal:") {      if($authentication eq "internal:") {
  &System("/bin/chown -R root:root ".$homedir);   #  In case the user was a unix/filesystem authenticated user,
    #  we'll take a bit of time here to write  a script in the
    #  user's home directory that can reset ownerships and permissions
    #  back the way the used to be.
   
    # This can take long enough for lond to time out, so we'll do it
    # in a separate process that we'll not wait for.
    #
    my $fpid = fork;
    if($fpid) {
       &DisableRoot;
       exit 0;
    } else {
       print "Forked\n";
       POSIX::setsid(); # Disassociate from parent.
       print "Separate session\n";
       &write_restore_script($homedir);
       print "Restore script written\n";
       &System("/bin/chown -R root:root ".$homedir);
       &System("/bin/chown -R www:www  ".$fulldir);
       print "Exiting\n";
       exit 0;
    }
       } else {
    &System("/bin/chown -R www:www  ".$fulldir);
     }      }
     &System("/bin/chown -R www:www  ".$fulldir);  
 }  }
 &DisableRoot;  &DisableRoot;
   
Line 371  sub process_tree { Line 395  sub process_tree {
   
 }  }
 #  #
 #  Simple test of process_tree:  #   Callback from process_tree to write the script lines
   #   requried to restore files to current ownership and permission.
   # Parameters:
   #    dir         - Name of the directory the file lives in.
   #    name        - Name of the file itself.
   #    statinfo    - Array from lstat called on the file.
   #
 #  #
 sub write_script {  sub write_script {
     my ($dir, $name, $statinfo) = @_;      my ($dir, $name, $statinfo) = @_;
Line 392  sub write_script { Line 422  sub write_script {
   
   
 }  }
   # 
   #    Write a script in the user's home directory that can restore
   #    the permissions and ownerhips of all the files in the directory
   #    tree to their current ownerships and permissions.  This is done
   #    prior to making the user into an internally authenticated user
   #    in case they were previously file system authenticated and
   #    need to go back.
   #      The file we will create will be of the form
   #        restore_n.sh  Where n is a number that we will keep
   #   incrementing as needed until there isn't a file by that name.
   #   
   # Parameters:
   #    dir      - Path to the user's home directory.
   #
   sub write_restore_script {
       my ($dir)   = @_;
   
       #   Create a unique file:
   
       my $version_number     = 0;
       my $filename           = 'restore_'.$version_number.'.sh';
       my $full_name           = $dir.$path_sep.$filename;
   
       while(-e $full_name) {
    $version_number++;
    $filename         = 'restore_'.$version_number.'.sh';
    $full_name        = $dir.$path_sep.$filename;
       }
       # $full_name is the full path of a file that does not yet exist
       # of the form we want:
   
       open(CHMODSCRIPT, "> $full_name");
   
       &process_tree(\&write_script, $dir);
   
       close(CHMODSCRIPT);
   
       chmod(0750, $full_name);
   
   }
   
   
   

Removed from v.1.10  
changed lines
  Added in v.1.14


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