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Annotation of doc/loncapafiles/wrap_setuid.piml, revision 1.18

1.1       albertel    1: <!DOCTYPE piml PUBLIC "-//TUX/DTD piml 1.0 Final//EN" 
                      2: 	"http://lpml.sourceforge.net/DTD/piml.dtd">
                      3: <!-- wrap_setuid.piml -->
                      4: <!-- Guy Albertelli -->
                      5: 
1.18    ! raeburn     6: <!-- $Id: wrap_setuid.piml,v 1.17 2012/07/24 04:20:50 raeburn Exp $ -->
1.1       albertel    7: 
                      8: <!--
                      9: 
                     10: This file is part of the LearningOnline Network with CAPA (LON-CAPA).
                     11: 
                     12: LON-CAPA is free software; you can redistribute it and/or modify
                     13: it under the terms of the GNU General Public License as published by
                     14: the Free Software Foundation; either version 2 of the License, or
                     15: (at your option) any later version.
                     16: 
                     17: LON-CAPA is distributed in the hope that it will be useful,
                     18: but WITHOUT ANY WARRANTY; without even the implied warranty of
                     19: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
                     20: GNU General Public License for more details.
                     21: 
                     22: You should have received a copy of the GNU General Public License
                     23: along with LON-CAPA; if not, write to the Free Software
                     24: Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
                     25: 
                     26: /home/httpd/html/adm/gpl.txt
                     27: 
                     28: http://www.lon-capa.org/
                     29: 
                     30: -->
                     31: 
                     32: <piml>
                     33: <targetroot>/</targetroot>
                     34: <files>
                     35: <file>
                     36: <target dist="default">/home/httpd/perl</target>
                     37: <perlscript mode="fg" dist="default">
1.3       albertel   38: #print("Not wrapping setuid scripts\n");
1.1       albertel   39: </perlscript>
1.18    ! raeburn    40: <perlscript mode="fg" dist="suse9.2 suse9.3 sles9 sles10 sles11 suse10.1 suse10.2 suse10.3 suse11.1 suse11.2 suse11.3 suse11.4 suse12.1 fedora14 fedora15 fedora16 fedora17 ubuntu12">
1.1       albertel   41: 
                     42: $fslist='<TARGET />';
                     43: open(FIND,  "find <TARGET /> -xdev -type f \\( -perm -04000 -o -perm -02000 \\) -print|");
                     44: while (&lt;FIND&gt;) {
                     45:     chop;
                     46:     next unless -T;
                     47:     print("Fixing ", $_, "\n");
                     48:     ($dir,$file) = m|(.*)/(.*)|;
                     49:     chdir $dir || die "Can't chdir to $dir";
                     50:     ($dev,$ino,$mode,$nlink,$uid,$gid,$rdev,$size,$atime,$mtime,$ctime,$blksize,$blocks)
                     51:      = stat($file);
                     52:     die("Can't stat $_") unless $ino;
                     53:     rename($file,".$file");
                     54:     chmod(($mode & 01777), ".$file");# wipe out set[ug]id bits
                     55:     open(C,"&gt;.tmp$$.c") || die("Can't write C program for $_");
                     56:     $real = "$dir/.$file";
                     57:     print C '
                     58:         main(argc,argv)
                     59:         int argc;
                     60:         char **argv;
                     61:         {
                     62:                 execv("' . $real . '",argv);
                     63:         }
                     64: ';
                     65:     close C;
                     66:     system('/usr/bin/cc', ".tmp$$.c", '-o', $file);
                     67:     die("Can't compile new $_") if $?;
                     68:     chown($uid, $gid, $file);
                     69:     chmod($mode, $file);
                     70: 
                     71:     unlink(".tmp$$.c");
                     72:     chdir('/');
                     73: }
                     74: 
                     75: </perlscript>
                     76: </file>
                     77: </files>
                     78: </piml>