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Diff for /loncom/init.d/loncontrol between versions 1.20 and 1.30

version 1.20, 2004/12/02 18:49:55 version 1.30, 2007/05/31 05:20:06
Line 1 Line 1
 #!/usr/bin/perl  #!/usr/bin/perl
 #  #
   # $Id$
   #
 # The LearningOnline Network with CAPA  # The LearningOnline Network with CAPA
 #  #
   # Copyright Michigan State University Board of Trustees
   #
   # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
   #
   # LON-CAPA is free software; you can redistribute it and/or modify
   # it under the terms of the GNU General Public License as published by
   # the Free Software Foundation; either version 2 of the License, or
   # (at your option) any later version.
   #
   # LON-CAPA is distributed in the hope that it will be useful,
   # but WITHOUT ANY WARRANTY; without even the implied warranty of
   # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   # GNU General Public License for more details.
   #
   # You should have received a copy of the GNU General Public License
   # along with LON-CAPA; if not, write to the Free Software
   # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
   #
   # /home/httpd/html/adm/gpl.txt
   #
   # http://www.lon-capa.org/
   #
 # Startup script for the LON-CAPA network processes  # Startup script for the LON-CAPA network processes
 #  #
 # YEAR=2000  
 # YEAR=2001  
 # YEAR=2002  
   
 # chkconfig: 345 95 5  # chkconfig: 345 95 5
 # description: LON-CAPA is a "network of knowledge".  It is used to  # description: LON-CAPA is a "network of knowledge".  It is used to \
 # distribute knowledge resources and instructional management.  # distribute knowledge resources and instructional management.
 # processnames: lonc, lond, lonsql  # processnames: lonc, lond, lonsql, lonmaxima
 # pidfiles: /home/httpd/perl/logs/lon*.pid  # pidfiles: /home/httpd/perl/logs/lon*.pid
 # config: /etc/httpd/conf/loncapa.conf  # config: /etc/httpd/conf/loncapa.conf
 # config: /home/httpd/lonTabs/hosts.tab  # config: /home/httpd/lonTabs/hosts.tab
Line 26  $ENV{'BASH_ENV'}=""; Line 47  $ENV{'BASH_ENV'}="";
     # Firewall code is based on the code in FC2 /etc/init.d/ntpd      # Firewall code is based on the code in FC2 /etc/init.d/ntpd
     my $fw_chain = 'RH-Firewall-1-INPUT';      my $fw_chain = 'RH-Firewall-1-INPUT';
     my $iptables = '/sbin/iptables';      my $iptables = '/sbin/iptables';
     my $port = 5663;      if (! -e $iptables) {
    $iptables = '/usr/sbin/iptables';
    if (! -e $iptables) {
       print("Unable to find iptables command\n");
    }
       }
       my $lond_port = 5663;
       my $lonhttpd_port = 8080;
   
 sub firewall_open_port {  sub firewall_open_port {
     return if (! &firewall_is_active);      return if (! &firewall_is_active);
     print "Opening firewall access on port $port\n";  
     if (! `$iptables -L -n 2>/dev/null | grep $fw_chain | wc -l`) { return; }      if (! `$iptables -L -n 2>/dev/null | grep $fw_chain | wc -l`) { return; }
     # iptables is running with our chain      # iptables is running with our chain
     #      #
     # We could restrict the servers allowed to attempt to communicate      # We could restrict the servers allowed to attempt to communicate
     # here, but the logistics of updating the /home/httpd/lonTabs/host.tab      # here, but the logistics of updating the /home/httpd/lonTabs/host.tab
     # file are likely to be a problem      # file are likely to be a problem
     my $firewall_command =       foreach my $port ($lond_port,$lonhttpd_port) {
         "$iptables -I $fw_chain -p tcp -d 0/0 --dport $port -j ACCEPT";          print "Opening firewall access on port $port.\n";
     system($firewall_command);  
     my $return_status = $?>>8;          my $firewall_command = 
     if ($return_status == 1) {              "$iptables -I $fw_chain -p tcp -d 0/0 --dport $port -j ACCEPT";
         # Error          system($firewall_command);
         print "Error opening port.\n";          my $return_status = $?>>8;
     } elsif ($return_status == 2) {          if ($return_status == 1) {
         # Bad command              # Error
         print "Bad command error opening port.  Command was\n".              print "Error opening port.\n";
             "  ".$firewall_command."\n";          } elsif ($return_status == 2) {
               # Bad command
               print "Bad command error opening port.  Command was\n".
                   "  ".$firewall_command."\n";
           }
     }      }
       
 }  }
   
 sub firewall_is_port_open {  sub firewall_is_port_open {
Line 73  sub firewall_is_active { Line 105  sub firewall_is_active {
   
 sub firewall_close_port {  sub firewall_close_port {
     return if (! &firewall_is_active);      return if (! &firewall_is_active);
     print "Closing firewall access on port $port\n";      foreach my $port ($lond_port,$lonhttpd_port) {
     my $firewall_command =           print "Closing firewall access on port $port.\n";
         "$iptables -D $fw_chain -p tcp -d 0/0 --dport $port -j ACCEPT";          my $firewall_command = 
     system($firewall_command);              "$iptables -D $fw_chain -p tcp -d 0/0 --dport $port -j ACCEPT";
     my $return_status = $?>>8;          system($firewall_command);
     if ($return_status == 1) {          my $return_status = $?>>8;
         # Error          if ($return_status == 1) {
         print "Error closing port.\n";              # Error
     } elsif ($return_status == 2) {              print "Error closing port.\n";
         # Bad command          } elsif ($return_status == 2) {
         print "Bad command error closing port.  Command was\n".              # Bad command
             "  ".$firewall_command."\n";              print "Bad command error closing port.  Command was\n".
                   "  ".$firewall_command."\n";
           }
     }      }
 }  }
   
Line 94  sub stop_daemon { Line 128  sub stop_daemon {
     my ($daemon,$killallname)=@_;      my ($daemon,$killallname)=@_;
     my $pidfile="/home/httpd/perl/logs/$daemon.pid";      my $pidfile="/home/httpd/perl/logs/$daemon.pid";
           
     printf("%-10s ",$daemon);      printf("%-15s ",$daemon);
     if (-e $pidfile) {      if (-e $pidfile) {
  open(PIDFILE,$pidfile);   open(PIDFILE,$pidfile);
  my $daemonpid=<PIDFILE>;   my $daemonpid=<PIDFILE>;
  chomp($daemonpid);   chomp($daemonpid);
  kill TERM => $daemonpid;   kill TERM => $daemonpid;
  sleep 2;   sleep 1;
  if (kill 0 => $daemonpid) {   if (kill 0 => $daemonpid) {
     kill KILL => $daemonpid;      kill KILL => $daemonpid;
     sleep 2;      sleep 1;
     if (kill 0 => $daemonpid) {      if (kill 0 => $daemonpid) {
  print("failed to kill");   print("failed to kill");
     } else {      } else {
Line 120  sub stop_daemon { Line 154  sub stop_daemon {
  system("killall -q $killallname");   system("killall -q $killallname");
  print(", killed off extraneous processes");   print(", killed off extraneous processes");
     }      }
       unlink($pidfile);
     print("\n");      print("\n");
 }  }
   
   sub clean_sockets {
 if (($command eq "restartold") or ($command eq "reloadold")) {      opendir(SOCKETS,"/home/httpd/sockets/");
     print 'Restarting LON-CAPA'."\n";      while (my $fname=readdir(SOCKETS)) {
     print 'Ending LON-CAPA client and daemon processes'."\n";   next if (-d $fname
     foreach my $daemon ('lonsql','lond','lonc','lonhttpd') {   || $fname=~/(mysqlsock|maximasock|\Q$perlvar{'lonSockDir'}\E)/);
  &stop_daemon($daemon,$daemon);   unlink("/home/httpd/sockets/$fname");
     }      }
     print 'Starting LON-CAPA client and daemon processes (please be patient)'.  }
  "\n";  
     system("su www -c '/home/httpd/perl/loncron --oldlonc --justcheckdaemons'");  if ($command eq "restart") {
 } elsif (($command eq "restart") or ($command eq "reload")) {  
     print 'Restarting LON-CAPA'."\n";      print 'Restarting LON-CAPA'."\n";
     print 'Ending LON-CAPA client and daemon processes'."\n";      print 'Ending LON-CAPA client and daemon processes'."\n";
     foreach my $daemon ('lonsql','lond','lonc','lonhttpd') {      foreach my $daemon ('lonsql','lond','lonc','lonhttpd','lonmemcached','lonmaxima') {
  my $killallname=$daemon;   my $killallname=$daemon;
  if ($daemon eq 'lonc') { $killallname='loncnew'; }   if ($daemon eq 'lonc') { $killallname='loncnew'; }
  &stop_daemon($daemon,$killallname);   &stop_daemon($daemon,$killallname);
Line 146  if (($command eq "restartold") or ($comm Line 180  if (($command eq "restartold") or ($comm
     system("su www -c '/home/httpd/perl/loncron --justcheckdaemons'");      system("su www -c '/home/httpd/perl/loncron --justcheckdaemons'");
 } elsif ($command eq "stop") {  } elsif ($command eq "stop") {
     print 'Stopping LON-CAPA'."\n";      print 'Stopping LON-CAPA'."\n";
     foreach my $daemon ('lonsql','lond','lonc','lonhttpd') {      foreach my $daemon ('lonsql','lond','lonc','lonhttpd','lonmemcached','lonmaxima') {
  my $killallname=$daemon;   my $killallname=$daemon;
  if ($daemon eq 'lonc') { $killallname='loncnew'; }   if ($daemon eq 'lonc') { $killallname='loncnew'; }
  &stop_daemon($daemon,$killallname);   &stop_daemon($daemon,$killallname);
     }      }
     &firewall_close_port();      &firewall_close_port();
 } elsif ($command eq "startold") {      &clean_sockets();
     &firewall_open_port();  
     print 'Starting LON-CAPA'."\n";  
     print 'Starting LON-CAPA client and daemon processes (please be patient)'.  
  "\n";   
     system("su www -c '/home/httpd/perl/loncron --oldlonc --justcheckdaemons'");  
 } elsif ($command eq "start") {  } elsif ($command eq "start") {
     &firewall_open_port();      &firewall_open_port();
     print 'Starting LON-CAPA'."\n";      print 'Starting LON-CAPA'."\n";
     print 'Starting LON-CAPA client and daemon processes (please be patient)'.      print 'Starting LON-CAPA client and daemon processes (please be patient)'.
  "\n";    "\n"; 
     system("su www -c '/home/httpd/perl/loncron --justcheckdaemons'");      system("su www -c '/home/httpd/perl/loncron --justcheckdaemons'");
   } elsif ($command eq "reload") {
       print 'Reload LON-CAPA config files'."\n";
       system("su www -c '/home/httpd/perl/loncron --justreload'");
 } elsif ($command eq "status") {  } elsif ($command eq "status") {
     $response=`/bin/cat /home/httpd/perl/logs/*.pid 2>&1`;      $response=`/bin/cat /home/httpd/perl/logs/*.pid 2>&1`;
     if ($response=~/No such file or directory/) {      if ($response=~/No such file or directory/) {
Removed from v.1.20  
changed lines
  Added in v.1.30

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