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File:  [LON-CAPA] / loncom / cgi / takeoffline.pl
Revision 1.2: download - view: text, annotated - select for diffs
Thu Sep 11 20:54:11 2003 UTC (20 years, 7 months ago) by www
Branches: MAIN
CVS tags: version_2_7_X, version_2_7_1, version_2_7_0, version_2_6_X, version_2_6_99_1, version_2_6_99_0, version_2_6_3, version_2_6_2, version_2_6_1, version_2_6_0, version_2_5_X, version_2_5_99_1, version_2_5_99_0, version_2_5_2, version_2_5_1, version_2_5_0, version_2_4_X, version_2_4_99_0, version_2_4_2, version_2_4_1, version_2_4_0, version_2_3_X, version_2_3_99_0, version_2_3_2, version_2_3_1, version_2_3_0, version_2_2_X, version_2_2_99_1, version_2_2_99_0, version_2_2_2, version_2_2_1, version_2_2_0, version_2_1_X, version_2_1_99_3, version_2_1_99_2, version_2_1_99_1, version_2_1_99_0, version_2_1_3, version_2_1_2, version_2_1_1, version_2_1_0, version_2_0_X, version_2_0_99_1, version_2_0_2, version_2_0_1, version_2_0_0, version_1_99_3, version_1_99_2, version_1_99_1_tmcc, version_1_99_1, version_1_99_0_tmcc, version_1_99_0, version_1_3_X, version_1_3_3, version_1_3_2, version_1_3_1, version_1_3_0, version_1_2_X, version_1_2_99_1, version_1_2_99_0, version_1_2_1, version_1_2_0, version_1_1_X, version_1_1_99_5, version_1_1_99_4, version_1_1_99_3, version_1_1_99_2, version_1_1_99_1, version_1_1_99_0, version_1_1_3, version_1_1_2, version_1_1_1, version_1_1_0, version_1_0_99_3, version_1_0_99_2, version_1_0_99_1, version_1_0_99, HEAD
Also have login handlers detect re-reouting.

    1: #!/usr/bin/perl
    2: # Take machine offline, reroute traffic
    3: #
    4: # $Id: takeoffline.pl,v 1.2 2003/09/11 20:54:11 www Exp $
    5: #
    6: # Copyright Michigan State University Board of Trustees
    7: #
    8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
    9: #
   10: # LON-CAPA is free software; you can redistribute it and/or modify
   11: # it under the terms of the GNU General Public License as published by
   12: # the Free Software Foundation; either version 2 of the License, or
   13: # (at your option) any later version.
   14: #
   15: # LON-CAPA is distributed in the hope that it will be useful,
   16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
   17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   18: # GNU General Public License for more details.
   19: #
   20: # You should have received a copy of the GNU General Public License
   21: # along with LON-CAPA; if not, write to the Free Software
   22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
   23: #
   24: # /home/httpd/html/adm/gpl.txt
   25: #
   26: # http://www.lon-capa.org/
   27: #
   28: 
   29: print "Content-type: text/html\n\n".
   30:       "<html><body bgcolor=#FFFFFF><h1>Take Offline</h1>";
   31: unless ($ENV{'QUERY_STRING'}) {
   32:     print 'No reroute server given, taking completely offline.';
   33:     &dead();
   34: } else {
   35:     ($otherserver,$domain)=split(/\&/,$ENV{'QUERY_STRING'});
   36:     print 'Rerouting to '.$otherserver;
   37:     &reroute();
   38: }
   39: open (STATUS,'>/home/httpd/html/lon-status/reroute.txt');
   40: print STATUS "status=rerouting&server=$otherserver&domain=$domain&time=".time."\n";
   41: close(STATUS);
   42: 
   43: print "</body></html>";
   44: 
   45: sub dead {
   46:     open (OUT,'>/home/httpd/html/index.html');
   47:     print OUT 'This LON-CAPA server is currently offline.';
   48:     close(OUT);
   49: }
   50: 
   51: sub reroute {
   52:     open (OUT,'>/home/httpd/html/index.html');
   53:     print OUT (<<ENDNEWINDEX);
   54: <html>
   55:  <head>
   56:   <title>Welcome to the LearningOnline Network with CAPA</title>
   57:   <meta HTTP-EQUIV="Refresh" CONTENT="0.5; url=http://$otherserver/adm/login?domain=$domain">
   58:  </head>
   59:  <body bgcolor="#004400" topmargin=0 leftmargin=0 marginwidth=0 marginheight=0>
   60:   <img src="/adm/lonIcons/header.gif" />
   61: <p><font color="#FFFFFF">Connecting to
   62: <a href="http://$otherserver/adm/login?domain=$domain"><font color="#FFFFFF">http://$otherserver/</font></a></font></p>
   63: </body>
   64: </html>
   65: ENDNEWINDEX
   66:    close(OUT);
   67: }
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