#!/usr/bin/perl
#
# The LearningOnline Network with CAPA
#
# Startup script for the LON-CAPA network processes
#
# YEAR=2000
# 10/25 Scott Harrison
# YEAR=2001
# 10/2 Scott Harrison
#
# chkconfig: 345 95 5
# description: LON-CAPA is an knowledge network server.  It is used to
# distribute knowledge resources and instructional management.
# processnames: lonc, lond, lonsql
# pidfiles: /home/httpd/perl/logs/lon*.pid
# config: /etc/httpd/conf/access.conf
# config: /home/httpd/lonTabs/hosts.tab
# config: /home/httpd/lonTabs/spare.tab

$command=$ARGV[0]; $command=~s/[^a-z]//g;

$ENV{'PATH'}="/sbin:/bin:/usr/sbin:/usr/bin:/usr/X11R6/bin:/root/bin";
$ENV{'BASH_ENV'}="";

if (($command eq "restart") or ($command eq "reload")) {
    print 'Restarting LON-CAPA'."\n";
    print 'Ending LON-CAPA client and daemon processes'."\n";
    print `su -c '/bin/kill \`/bin/cat /home/httpd/perl/logs/*.pid\`' www`;
    print 'Starting LON-CAPA client and daemon processes (please be patient)'.
	"\n";
    system("su -c '/home/httpd/perl/loncron' www");
}
elsif ($command eq "stop") {
    print 'Stopping LON-CAPA'."\n";
    print `su -c '/bin/kill \`/bin/cat /home/httpd/perl/logs/*.pid\`' www`;
}
elsif ($command eq "start") {
    print 'Starting LON-CAPA'."\n";
    print 'Starting LON-CAPA client and daemon processes (please be patient)'.
	"\n"; 
    system("su -c '/home/httpd/perl/loncron' www");
}
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|status on the command line'.
	' argument.'."\n";
}