version 1.20, 2004/12/02 18:49:55
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version 1.33, 2008/11/04 21:06:31
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#!/usr/bin/perl |
#!/usr/bin/perl |
# |
# |
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# $Id$ |
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# |
# The LearningOnline Network with CAPA |
# The LearningOnline Network with CAPA |
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# |
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# Copyright Michigan State University Board of Trustees |
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# |
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# This file is part of the LearningOnline Network with CAPA (LON-CAPA). |
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# |
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# LON-CAPA is free software; you can redistribute it and/or modify |
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# it under the terms of the GNU General Public License as published by |
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# the Free Software Foundation; either version 2 of the License, or |
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# (at your option) any later version. |
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# |
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# LON-CAPA is distributed in the hope that it will be useful, |
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# but WITHOUT ANY WARRANTY; without even the implied warranty of |
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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# GNU General Public License for more details. |
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# |
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# You should have received a copy of the GNU General Public License |
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# along with LON-CAPA; if not, write to the Free Software |
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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# |
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# /home/httpd/html/adm/gpl.txt |
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# |
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# http://www.lon-capa.org/ |
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# |
# Startup script for the LON-CAPA network processes |
# Startup script for the LON-CAPA network processes |
# |
# |
# YEAR=2000 |
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# YEAR=2001 |
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# YEAR=2002 |
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# 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 |
# config: /home/httpd/lonTabs/spare.tab |
# config: /home/httpd/lonTabs/spare.tab |
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# SuSE chkconfig/insserv info |
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### BEGIN INIT INFO |
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# Provides: loncapa |
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# Required-Start: mysql apache2 $network $remote_fs |
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# Required-Stop: |
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# Default-Start: 3 4 5 |
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# Default-Stop: |
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# Description: Starts the LON-CAPA services |
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### END INIT INFO |
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$command=$ARGV[0]; $command=~s/[^a-z]//g; |
$command=$ARGV[0]; $command=~s/[^a-z]//g; |
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Line 26 $ENV{'BASH_ENV'}="";
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Line 57 $ENV{'BASH_ENV'}="";
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# 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 $iptables) { |
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$iptables = '/usr/sbin/iptables'; |
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if (! -e $iptables) { |
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print("Unable to find iptables command\n"); |
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} |
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} |
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my $lond_port = 5663; |
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sub firewall_open_port { |
sub firewall_open_port { |
return if (! &firewall_is_active); |
return if (! &firewall_is_active); |
print "Opening firewall access on port $port\n"; |
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if (! `$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) { |
"$iptables -I $fw_chain -p tcp -d 0/0 --dport $port -j ACCEPT"; |
print "Opening firewall access on port $port.\n"; |
system($firewall_command); |
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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 ($return_status == 2) { |
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# Bad command |
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print "Bad command error opening port. Command was\n". |
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" ".$firewall_command."\n"; |
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} |
} |
} |
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} |
} |
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sub firewall_is_port_open { |
sub firewall_is_port_open { |
Line 73 sub firewall_is_active {
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Line 114 sub firewall_is_active {
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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) { |
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 |
" ".$firewall_command."\n"; |
print "Bad command error closing port. Command was\n". |
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" ".$firewall_command."\n"; |
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} |
} |
} |
} |
} |
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Line 94 sub stop_daemon {
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Line 137 sub stop_daemon {
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my ($daemon,$killallname)=@_; |
my ($daemon,$killallname)=@_; |
my $pidfile="/home/httpd/perl/logs/$daemon.pid"; |
my $pidfile="/home/httpd/perl/logs/$daemon.pid"; |
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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; |
my $count=0; |
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while ($count++ < 5 && kill(0 => $daemonpid)) { |
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sleep 1; |
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} |
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 {
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Line 166 sub stop_daemon {
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system("killall -q $killallname"); |
system("killall -q $killallname"); |
print(", killed off extraneous processes"); |
print(", killed off extraneous processes"); |
} |
} |
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unlink($pidfile); |
print("\n"); |
print("\n"); |
} |
} |
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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/$fname"); |
} |
} |
print 'Starting LON-CAPA client and daemon processes (please be patient)'. |
} |
"\n"; |
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system("su www -c '/home/httpd/perl/loncron --oldlonc --justcheckdaemons'"); |
if ($command eq "restart") { |
} elsif (($command eq "restart") or ($command eq "reload")) { |
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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','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 ($comm
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Line 192 if (($command eq "restartold") or ($comm
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system("su www -c '/home/httpd/perl/loncron --justcheckdaemons'"); |
system("su www -c '/home/httpd/perl/loncron --justcheckdaemons'"); |
} elsif ($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','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(); |
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print 'Starting LON-CAPA'."\n"; |
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print 'Starting LON-CAPA client and daemon processes (please be patient)'. |
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"\n"; |
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system("su www -c '/home/httpd/perl/loncron --oldlonc --justcheckdaemons'"); |
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} 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'"); |
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} elsif ($command eq "reload") { |
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print 'Reload LON-CAPA config files'."\n"; |
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system("su www -c '/home/httpd/perl/loncron --justreload'"); |
} elsif ($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/) { |