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Diff for /loncom/init.d/loncontrol between versions 1.1 and 1.44.2.1

version 1.1, 2000/10/26 01:24:23 version 1.44.2.1, 2019/07/07 20:49:02
Line 1 Line 1
 #!/usr/bin/perl  #!/usr/bin/perl
   #
   # $Id$
   #
   # 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
   #
   
 $command=$ARGV[0]; $command=~s/[^a-z]//g;  # chkconfig: 345 95 5
   # description: LON-CAPA is a "network of knowledge".  It is used to \
   # distribute knowledge resources and instructional management.
   # processnames: lonc, lond, lonsql, lonmaxima, lonr
   # pidfiles: /home/httpd/perl/logs/lon*.pid
   # config: /etc/httpd/conf/loncapa.conf
   # config: /home/httpd/lonTabs/hosts.tab
   # config: /home/httpd/lonTabs/spare.tab
   # SuSE chkconfig/insserv info
   ### BEGIN INIT INFO
   # Provides:       loncapa
   # Required-Start: SuSEfirewall2_setup mysql apache2 $network $remote_fs
   # Should-Start:   $ALL
   # Required-Stop:
   # Default-Start:  3 5
   # Default-Stop:
   # Description:    Starts the LON-CAPA services
   ### END INIT INFO
   
   use strict;
   use lib '/home/httpd/lib/perl/';
   use LONCAPA::Configuration;
   use LONCAPA::Firewall;
   use Apache::lonnet;
   
   my $command=$ARGV[0]; $command=~s/[^a-z]//g;
   
 # ($euid,$egid,$uid,$gid)=($>,$),$<,$();  
 $ENV{'PATH'}="/sbin:/bin:/usr/sbin:/usr/bin:/usr/X11R6/bin:/root/bin";  $ENV{'PATH'}="/sbin:/bin:/usr/sbin:/usr/bin:/usr/X11R6/bin:/root/bin";
 $ENV{'BASH_ENV'}="";  $ENV{'BASH_ENV'}="";
   
 open (IN, "</etc/passwd");  sub stop_daemon {
 @lines=<IN>;      my ($daemon,$killallname)=@_;
 close IN;      my $pidfile="/home/httpd/perl/logs/$daemon.pid";
 for $l (@lines) {      
     chop $l;      printf("%-15s ",$daemon);
     @F=split(/\:/,$l);      if (-e $pidfile) {
     if ($F[0] eq 'www') {$wwwid=$F[2];}   open(PIDFILE,$pidfile);
 }   my $daemonpid=<PIDFILE>;
 if ($wwwid!=$<) {   chomp($daemonpid);
     die("User ID mismatch.  This program must be run as user 'www'\n");   kill TERM => $daemonpid;
    my $count=0;
    while ($count++ < 5 && kill(0 => $daemonpid)) {
       sleep 1;
    }
    if (kill 0 => $daemonpid) {
       kill KILL => $daemonpid;
       sleep 1;
       if (kill 0 => $daemonpid) {
    print("failed to kill");
       } else {
    print("killed");
       }
    } else {
       print("stopped");
    }
       } else {
    print("not running");
       }
       system("killall -q -0 $killallname");
       if ($? == 0) {
    system("killall -q $killallname");
    print(", killed off extraneous processes");
       }
       unlink($pidfile);
       print("\n");
 }  }
   
 if (($command eq "restart") or ($command eq "reload")) {  sub clean_sockets {
     print "Restarting LON-CAPA\n";      opendir(SOCKETS,"/home/httpd/sockets/");
     ($<,$>)=($>,$<);      my $perlvarref=&LONCAPA::Configuration::read_conf();
     print "Ending LON-CAPA client and daemon processes\n";      return if (ref($perlvarref) ne 'HASH');
     print `/bin/kill \`/bin/cat /home/httpd/perl/logs/*.pid\``;      while (my $fname=readdir(SOCKETS)) {
     print "Starting LON-CAPA client and daemon processes (please be patient)\n";   next if (-d $fname
     system("/home/httpd/perl/loncron");   || $fname=~/(mysqlsock|maximasock|\Q$perlvarref->{'lonSockDir'}\E)/);
     ($<,$>)=($>,$<);   unlink("/home/httpd/sockets/$fname");
     print "Restarting web server\n";  
     print `/etc/rc.d/init.d/httpd restart`;  
 }  
 elsif ($command eq "stop") {  
     print "Stopping LON-CAPA\n";  
     ($<,$>)=($>,$<);  
     print `/bin/kill \`/bin/cat /home/httpd/perl/logs/*.pid\``;  
     ($<,$>)=($>,$<);  
     print "Stopping web server\n";  
     print `/etc/rc.d/init.d/httpd stop`;  
 }  
 elsif ($command eq "start") {  
     print "Starting LON-CAPA\n";  
     print "Starting LON-CAPA client and daemon processes (please be patient)\n";   
     ($<,$>)=($>,$<);  
     system("/home/httpd/perl/loncron");  
     ($<,$>)=($>,$<);  
     print "Starting web server\n";  
     print `/etc/rc.d/init.d/httpd start`;  
 }  
 elsif ($command eq "status") {  
     $response=`/bin/cat /home/httpd/perl/logs/*.pid 2>&1`;  
     if ($response=~/No such file or directory/) {  
  print "LON-CAPA is not running.\n";  
     }  
     else {  
  print "LON-CAPA is running.\n";  
     }      }
 }  }
 else {  
     print "You need to specify restart|stop|start on the command line argument.\n";  if (($command eq "restart") || ($command eq 'stop') || 
       ($command eq 'start') || ($command eq "status")) {
       my $iptables = &LONCAPA::Firewall::get_pathto_iptables();
       my @fw_chains = &LONCAPA::Firewall::get_fw_chains($iptables);
       my $lond_port = &LONCAPA::Firewall::get_lond_port();
       my $firewalld = &LONCAPA::Firewall::uses_firewalld();
       my %iphost;
       if ($command eq 'restart') {
           print 'Restarting LON-CAPA'."\n";
           print 'Ending LON-CAPA client and daemon processes'."\n";
           foreach my $daemon ('lonsql','lond','lonc','lonmemcached','lonmaxima','lonr') {
               my $killallname=$daemon;
               if ($daemon eq 'lonc') { $killallname='loncnew'; }
               &stop_daemon($daemon,$killallname);
           }
           %iphost = &Apache::lonnet::get_iphost('',1);
           my $firewall_result =
               &LONCAPA::Firewall::firewall_close_port($iptables,\@fw_chains,
                                                $lond_port,\%iphost,[$lond_port],
                                                $firewalld);
           if ($firewall_result) {
               print "$firewall_result\n";
           }
           $firewall_result =
               &LONCAPA::Firewall::firewall_open_port($iptables,\@fw_chains,
                                               $lond_port, \%iphost,[$lond_port],
                                               $firewalld);
           if (($firewall_result eq 'ok') || ($firewall_result eq 'inactive firewall')) {
               if ($firewall_result eq 'inactive firewall') {
                   print "WARNING: iptables firewall is currently inactive\n";
               }
           } elsif ($firewall_result) {
               print "$firewall_result\n";
           }
           print 'Starting LON-CAPA client and daemon processes (please be patient)'.
                 "\n";
           system("su www -c '/home/httpd/perl/loncron --justcheckdaemons'");
       } elsif ($command eq 'stop') {
           print 'Stopping LON-CAPA'."\n";
           foreach my $daemon ('lonsql','lond','lonc','lonmemcached','lonmaxima','lonr') {
       my $killallname=$daemon;
       if ($daemon eq 'lonc') { $killallname='loncnew'; }
       &stop_daemon($daemon,$killallname);
           }
           my $firewall_result = 
               &LONCAPA::Firewall::firewall_close_port($iptables,\@fw_chains,
                                                       $lond_port,\%iphost,[$lond_port],
                                                       $firewalld);
           if ($firewall_result) {
               print "$firewall_result\n";
           }
           &clean_sockets();
       } elsif ($command eq "start") {
           %iphost = &Apache::lonnet::get_iphost('',1);
           my $firewall_result = 
               &LONCAPA::Firewall::firewall_open_port($iptables,\@fw_chains,
                                                      $lond_port,\%iphost,[$lond_port],
                                                      $firewalld);
           if (($firewall_result eq 'ok') || ($firewall_result eq 'inactive firewall')) {
               if ($firewall_result eq 'inactive firewall') {
                   print "WARNING: iptables firewall is currently inactive\n";
               }
               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 --justcheckdaemons'");
           } else {
               print "Not starting LON-CAPA\n";
               if ($firewall_result eq 'port number unknown') {
                   print "Could not check for status of LON-CAPA port in running firewall - port number unknown.  \n";
               } elsif ($firewall_result) {
                   print "$firewall_result\n";
               }
           }
       } elsif ($command eq "status") {
           %iphost = &Apache::lonnet::get_iphost();
           my $response=`/bin/cat /home/httpd/perl/logs/*.pid 2>&1`;
           if ($response=~/No such file or directory/) {
       print 'LON-CAPA is not running.'."\n";
           } else {
       print 'LON-CAPA is running.'."\n";
       system("su www -c '/home/httpd/perl/loncron --justcheckconnections'");
           }
           if (! &LONCAPA::Firewall::firewall_is_active()) {
               print 'The iptables firewall is not active'."\n";
           }
           if ($lond_port) {
               my $londopen;
               foreach my $fw_chain (@fw_chains) { 
                   my $numopen = &LONCAPA::Firewall::firewall_is_port_open($iptables,$fw_chain,$lond_port,$lond_port,\%iphost,$firewalld);
                   $londopen += $numopen; 
               }
               if ($londopen) {
                   print "The LON-CAPA port ($lond_port) is open in firewall.\n";
               } elsif (&LONCAPA::Firewall::firewall_is_active()) {
                   print "The LON-CAPA port ($lond_port) is NOT open in running firewall!\n";
               }
           } else {
               if (&LONCAPA::Firewall::firewall_is_active()) {
                   print "Could not check for status of LON-CAPA port in running firewall - port number unknown.\n";
               } else {
                   print "LON-CAPA port number is unknown, and firewall is not running.\n";
               }
           }
       }
   } elsif ($command eq "reload") {
       print 'Reload LON-CAPA config files'."\n";
       system("su www -c '/home/httpd/perl/loncron --justreload'");
   } else {
       print "You need to specify one of reload|restart|stop|start|status on the command line.\n";
 }  }
Removed from v.1.1  
changed lines
  Added in v.1.44.2.1

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