version 1.1, 2000/10/26 01:24:23
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version 1.41, 2010/12/30 18:40:38
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#!/usr/bin/perl |
#!/usr/bin/perl |
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# |
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# $Id$ |
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# |
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# 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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# |
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# Startup script for the LON-CAPA network processes |
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# |
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$command=$ARGV[0]; $command=~s/[^a-z]//g; |
# chkconfig: 345 95 5 |
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# description: LON-CAPA is a "network of knowledge". It is used to \ |
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# distribute knowledge resources and instructional management. |
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# processnames: lonc, lond, lonsql, lonmaxima, lonr |
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# pidfiles: /home/httpd/perl/logs/lon*.pid |
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# config: /etc/httpd/conf/loncapa.conf |
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# config: /home/httpd/lonTabs/hosts.tab |
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# 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: SuSEfirewall2_setup mysql apache2 $network $remote_fs |
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# Should-Start: $ALL |
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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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use strict; |
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use lib '/home/httpd/lib/perl/'; |
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use LONCAPA::Configuration; |
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use LONCAPA::Firewall; |
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use Apache::lonnet; |
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my $command=$ARGV[0]; $command=~s/[^a-z]//g; |
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# ($euid,$egid,$uid,$gid)=($>,$),$<,$(); |
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$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'}=""; |
$ENV{'BASH_ENV'}=""; |
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open (IN, "</etc/passwd"); |
sub stop_daemon { |
@lines=<IN>; |
my ($daemon,$killallname)=@_; |
close IN; |
my $pidfile="/home/httpd/perl/logs/$daemon.pid"; |
for $l (@lines) { |
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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; |
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my $count=0; |
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while ($count++ < 5 && kill(0 => $daemonpid)) { |
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sleep 1; |
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} |
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if (kill 0 => $daemonpid) { |
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kill KILL => $daemonpid; |
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sleep 1; |
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if (kill 0 => $daemonpid) { |
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print("failed to kill"); |
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} else { |
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print("killed"); |
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} |
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} else { |
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print("stopped"); |
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} |
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} else { |
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print("not running"); |
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} |
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system("killall -q -0 $killallname"); |
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if ($? == 0) { |
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system("killall -q $killallname"); |
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print(", killed off extraneous processes"); |
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} |
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unlink($pidfile); |
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print("\n"); |
} |
} |
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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/$fname"); |
print "Restarting web server\n"; |
} |
print `/etc/rc.d/init.d/httpd restart`; |
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} |
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elsif ($command eq "stop") { |
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print "Stopping LON-CAPA\n"; |
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($<,$>)=($>,$<); |
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print `/bin/kill \`/bin/cat /home/httpd/perl/logs/*.pid\``; |
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($<,$>)=($>,$<); |
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print "Stopping web server\n"; |
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print `/etc/rc.d/init.d/httpd stop`; |
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} |
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elsif ($command eq "start") { |
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print "Starting LON-CAPA\n"; |
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print "Starting LON-CAPA client and daemon processes (please be patient)\n"; |
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($<,$>)=($>,$<); |
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system("/home/httpd/perl/loncron"); |
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($<,$>)=($>,$<); |
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print "Starting web server\n"; |
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print `/etc/rc.d/init.d/httpd start`; |
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} |
} |
elsif ($command eq "status") { |
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$response=`/bin/cat /home/httpd/perl/logs/*.pid 2>&1`; |
if ($command eq "restart") { |
if ($response=~/No such file or directory/) { |
print 'Restarting LON-CAPA'."\n"; |
print "LON-CAPA is not running.\n"; |
print 'Ending LON-CAPA client and daemon processes'."\n"; |
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foreach my $daemon ('lonsql','lond','lonc','lonmemcached','lonmaxima','lonr') { |
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my $killallname=$daemon; |
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if ($daemon eq 'lonc') { $killallname='loncnew'; } |
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&stop_daemon($daemon,$killallname); |
} |
} |
else { |
print 'Starting LON-CAPA client and daemon processes (please be patient)'. |
print "LON-CAPA is running.\n"; |
"\n"; |
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system("su www -c '/home/httpd/perl/loncron --justcheckdaemons'"); |
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} elsif (($command eq "stop") || ($command eq 'start') || ($command eq 'status')) { |
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my $iptables = &LONCAPA::Firewall::get_pathto_iptables(); |
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my @fw_chains = &LONCAPA::Firewall::get_fw_chains($iptables); |
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my $lond_port = &LONCAPA::Firewall::get_lond_port(); |
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my %iphost; |
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if ($command eq 'stop') { |
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print 'Stopping LON-CAPA'."\n"; |
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foreach my $daemon ('lonsql','lond','lonc','lonmemcached','lonmaxima','lonr') { |
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my $killallname=$daemon; |
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if ($daemon eq 'lonc') { $killallname='loncnew'; } |
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&stop_daemon($daemon,$killallname); |
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} |
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my $firewall_result = |
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&LONCAPA::Firewall::firewall_close_port($iptables,\@fw_chains,$lond_port,\%iphost,[$lond_port]); |
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if ($firewall_result) { |
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print "$firewall_result\n"; |
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} |
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&clean_sockets(); |
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} elsif ($command eq "start") { |
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%iphost = &Apache::lonnet::get_iphost(); |
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my $firewall_result = |
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&LONCAPA::Firewall::firewall_open_port($iptables,\@fw_chains,$lond_port,\%iphost,[$lond_port]); |
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if (($firewall_result eq 'ok') || ($firewall_result eq 'inactive firewall')) { |
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if ($firewall_result eq 'inactive firewall') { |
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print "WARNING: iptables firewall is currently inactive\n"; |
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} |
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print 'Starting LON-CAPA'."\n"; |
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print 'Starting LON-CAPA client and daemon processes (please be patient)'. |
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"\n"; |
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system("su www -c '/home/httpd/perl/loncron --justcheckdaemons'"); |
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} else { |
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print "Not starting LON-CAPA\n"; |
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if ($firewall_result eq 'port number unknown') { |
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print "Could not check for status of LON-CAPA port in running firewall - port number unknown. \n"; |
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} elsif ($firewall_result) { |
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print "$firewall_result\n"; |
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} |
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} |
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} elsif ($command eq "status") { |
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%iphost = &Apache::lonnet::get_iphost(); |
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my $response=`/bin/cat /home/httpd/perl/logs/*.pid 2>&1`; |
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if ($response=~/No such file or directory/) { |
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print 'LON-CAPA is not running.'."\n"; |
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} else { |
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print 'LON-CAPA is running.'."\n"; |
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system("su www -c '/home/httpd/perl/loncron --justcheckconnections'"); |
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} |
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if (! &LONCAPA::Firewall::firewall_is_active()) { |
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print 'The iptables firewall is not active'."\n"; |
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} |
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if ($lond_port) { |
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my $londopen; |
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foreach my $fw_chain (@fw_chains) { |
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my $numopen = &LONCAPA::Firewall::firewall_is_port_open($iptables,$fw_chain,$lond_port,$lond_port,\%iphost); |
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$londopen += $numopen; |
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} |
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if ($londopen) { |
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print "The LON-CAPA port ($lond_port) is open in firewall.\n"; |
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} elsif (&LONCAPA::Firewall::firewall_is_active) { |
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print "The LON-CAPA port ($lond_port) is NOT open in running firewall!\n"; |
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} |
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} else { |
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if (&LONCAPA::Firewall::firewall_is_active()) { |
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print "Could not check for status of LON-CAPA port in running firewall - port number unknown.\n"; |
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} else { |
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print "LON-CAPA port number is unknown, and firewall is not running.\n"; |
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} |
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} |
} |
} |
} |
} elsif ($command eq "reload") { |
else { |
print 'Reload LON-CAPA config files'."\n"; |
print "You need to specify restart|stop|start on the command line argument.\n"; |
system("su www -c '/home/httpd/perl/loncron --justreload'"); |
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} else { |
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print "You need to specify one of reload|restart|stop|start|status on the command line.\n"; |
} |
} |