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Annotation of doc/loncapafiles/wrap_setuid.piml, revision 1.1

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: 
        !             6: <!-- $Id: html_parser_check.piml,v 1.2 2004/12/06 20:34:57 matthew Exp $ -->
        !             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">
        !            38: print("Not wrapping setuid scripts\n");
        !            39: </perlscript>
        !            40: <perlscript mode="fg" dist="suse9.2">
        !            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>