version 1.101, 2014/12/16 18:18:44
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version 1.103.2.5, 2019/08/01 18:21:36
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Line 41 use IO::File;
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Line 41 use IO::File;
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use IO::Socket; |
use IO::Socket; |
use HTML::Entities; |
use HTML::Entities; |
use Getopt::Long; |
use Getopt::Long; |
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use File::Copy; |
#globals |
#globals |
use vars qw (%perlvar %simplestatus $errors $warnings $notices $totalcount); |
use vars qw (%perlvar %simplestatus $errors $warnings $notices $totalcount); |
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Line 111 sub checkon_daemon {
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Line 112 sub checkon_daemon {
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my $result; |
my $result; |
&log($fh,'<hr /><a name="'.$daemon.'" /><h2>'.$daemon.'</h2><h3>Log</h3><p style="white-space: pre;"><tt>'); |
&log($fh,'<hr /><a name="'.$daemon.'" /><h2>'.$daemon.'</h2><h3>Log</h3><p style="white-space: pre;"><tt>'); |
printf("%-15s ",$daemon); |
printf("%-15s ",$daemon); |
if (-e "$perlvar{'lonDaemons'}/logs/$daemon.log"){ |
if ($fh) { |
open (DFH,"tail -n25 $perlvar{'lonDaemons'}/logs/$daemon.log|"); |
if (-e "$perlvar{'lonDaemons'}/logs/$daemon.log"){ |
while (my $line=<DFH>) { |
if (open(DFH,"tail -n25 $perlvar{'lonDaemons'}/logs/$daemon.log|")) { |
&log($fh,"$line"); |
while (my $line=<DFH>) { |
if ($line=~/INFO/) { $notices++; } |
&log($fh,"$line"); |
if ($line=~/WARNING/) { $notices++; } |
if ($line=~/INFO/) { $notices++; } |
if ($line=~/CRITICAL/) { $warnings++; } |
if ($line=~/WARNING/) { $notices++; } |
}; |
if ($line=~/CRITICAL/) { $warnings++; } |
close (DFH); |
} |
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close (DFH); |
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} |
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} |
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&log($fh,"</tt></p>"); |
} |
} |
&log($fh,"</tt></p>"); |
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my $pidfile="$perlvar{'lonDaemons'}/logs/$daemon.pid"; |
my $pidfile="$perlvar{'lonDaemons'}/logs/$daemon.pid"; |
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my $restartflag=1; |
my $restartflag=1; |
Line 164 sub checkon_daemon {
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Line 168 sub checkon_daemon {
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`killall -9 $kadaemon 2>&1`. |
`killall -9 $kadaemon 2>&1`. |
'</font><br />'); |
'</font><br />'); |
&log($fh,"<h3>$daemon not running, trying to start</h3>"); |
&log($fh,"<h3>$daemon not running, trying to start</h3>"); |
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if (&start_daemon($fh,$daemon,$pidfile,$args)) { |
if (&start_daemon($fh,$daemon,$pidfile,$args)) { |
&log($fh,"<h3>$daemon at pid $daemonpid responding</h3>"); |
&log($fh,"<h3>$daemon at pid $daemonpid responding</h3>"); |
$simplestatus{$daemon}='restarted'; |
$simplestatus{$daemon}='restarted'; |
Line 189 sub checkon_daemon {
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Line 193 sub checkon_daemon {
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&log($fh,"<p>Unable to start $daemon</p>"); |
&log($fh,"<p>Unable to start $daemon</p>"); |
} |
} |
} |
} |
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if ($fh) { |
if (-e "$perlvar{'lonDaemons'}/logs/$daemon.log"){ |
if (-e "$perlvar{'lonDaemons'}/logs/$daemon.log"){ |
&log($fh,"<p><pre>"); |
&log($fh,"<p><pre>"); |
open (DFH,"tail -n100 $perlvar{'lonDaemons'}/logs/$daemon.log|"); |
if (open(DFH,"tail -n100 $perlvar{'lonDaemons'}/logs/$daemon.log|")) { |
while (my $line=<DFH>) { |
while (my $line=<DFH>) { |
&log($fh,"$line"); |
&log($fh,"$line"); |
if ($line=~/WARNING/) { $notices++; } |
if ($line=~/WARNING/) { $notices++; } |
if ($line=~/CRITICAL/) { $notices++; } |
if ($line=~/CRITICAL/) { $notices++; } |
}; |
} |
close (DFH); |
close (DFH); |
&log($fh,"</pre></p>"); |
} |
} |
&log($fh,"</pre></p>"); |
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} |
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} |
} |
} |
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my $fname="$perlvar{'lonDaemons'}/logs/$daemon.log"; |
my $fname="$perlvar{'lonDaemons'}/logs/$daemon.log"; |
Line 300 sub start_logging {
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Line 306 sub start_logging {
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<li><a href="#machine">Machine Information</a></li> |
<li><a href="#machine">Machine Information</a></li> |
<li><a href="#tmp">Temporary Files</a></li> |
<li><a href="#tmp">Temporary Files</a></li> |
<li><a href="#tokens">Session Tokens</a></li> |
<li><a href="#tokens">Session Tokens</a></li> |
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<li><a href="#webdav">WebDAV Session Tokens</a></li> |
<li><a href="#httpd">httpd</a></li> |
<li><a href="#httpd">httpd</a></li> |
<li><a href="#lonsql">lonsql</a></li> |
<li><a href="#lonsql">lonsql</a></li> |
<li><a href="#lond">lond</a></li> |
<li><a href="#lond">lond</a></li> |
Line 499 sub clean_lonIDs {
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Line 506 sub clean_lonIDs {
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&log($fh,"<h3>$active open session(s)</h3>"); |
&log($fh,"<h3>$active open session(s)</h3>"); |
} |
} |
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# -------------------------------------------------------- clean out balanceIDs |
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sub clean_balanceIDs { |
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my ($fh)=@_; |
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&log($fh,'<hr /><a name="balcookies" /><h2>Session Tokens</h2>'); |
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my $cleaned=0; |
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my $active=0; |
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if (-d $perlvar{'lonBalanceDir'}) { |
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while (my $fname=<$perlvar{'balanceDir'}/*.id>) { |
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my ($dev,$ino,$mode,$nlink, |
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$uid,$gid,$rdev,$size, |
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$atime,$mtime,$ctime, |
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$blksize,$blocks)=stat($fname); |
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my $now=time; |
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my $since=$now-$mtime; |
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if ($since>$perlvar{'lonExpire'}) { |
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$cleaned++; |
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&log($fh,"Unlinking $fname<br />"); |
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unlink("$fname"); |
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} else { |
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$active++; |
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} |
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} |
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} |
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&log($fh,"<p>Cleaned up ".$cleaned." stale balancer files</p>"); |
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&log($fh,"<h3>$active unexpired balancer files</h3>"); |
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} |
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# ------------------------------------------------ clean out webDAV Session IDs |
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sub clean_webDAV_sessionIDs { |
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my ($fh)=@_; |
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if ($perlvar{'lonRole'} eq 'library') { |
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&log($fh,'<hr /><a name="webdav" /><h2>WebDAV Session Tokens</h2>'); |
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my $cleaned=0; |
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my $active=0; |
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my $now = time; |
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if (-d $perlvar{'lonDAVsessDir'}) { |
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while (my $fname=<$perlvar{'lonDAVsessDir'}/*>) { |
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my @stats = stat($fname); |
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my $since=$now-$stats[9]; |
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if ($since>$perlvar{'lonExpire'}) { |
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$cleaned++; |
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&log($fh,"Unlinking $fname<br />"); |
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unlink("$fname"); |
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} else { |
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$active++; |
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} |
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} |
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&log($fh,"<p>Cleaned up ".$cleaned." stale webDAV session token(s).</p>"); |
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&log($fh,"<h3>$active open webDAV session(s)</h3>"); |
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} |
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} |
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} |
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# ----------------------------------------------------------- clean out sockets |
# ----------------------------------------------------------- clean out sockets |
sub clean_sockets { |
sub clean_sockets { |
my ($fh)=@_; |
my ($fh)=@_; |
Line 617 sub check_delayed_msg {
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Line 678 sub check_delayed_msg {
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my $unsend=0; |
my $unsend=0; |
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my %hostname = &Apache::lonnet::all_hostnames(); |
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my $numhosts = scalar(keys(%hostname)); |
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my $dfh=IO::File->new("$perlvar{'lonDaemons'}/logs/lonnet.perm.log"); |
my $dfh=IO::File->new("$perlvar{'lonDaemons'}/logs/lonnet.perm.log"); |
while (my $line=<$dfh>) { |
while (my $line=<$dfh>) { |
my ($time,$sdf,$dserv,$dcmd)=split(/:/,$line); |
my ($time,$sdf,$dserv,$dcmd)=split(/:/,$line); |
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if ($numhosts) { |
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next unless ($hostname{$dserv}); |
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} |
if ($sdf eq 'F') { |
if ($sdf eq 'F') { |
my $local=localtime($time); |
my $local=localtime($time); |
&log($fh,"<b>Failed: $time, $dserv, $dcmd</b><br />"); |
&log($fh,"<b>Failed: $time, $dserv, $dcmd</b><br />"); |
Line 646 sub check_delayed_msg {
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Line 713 sub check_delayed_msg {
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} |
} |
&log($fh,"</pre>\n"); |
&log($fh,"</pre>\n"); |
close (DFH); |
close (DFH); |
my %hostname = &Apache::lonnet::all_hostnames(); |
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my $numhosts = scalar(keys(%hostname)); |
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# pong to all servers that have delayed messages |
# pong to all servers that have delayed messages |
# this will trigger a reverse connection, which should flush the buffers |
# this will trigger a reverse connection, which should flush the buffers |
foreach my $tryserver (sort(keys(%servers))) { |
foreach my $tryserver (sort(keys(%servers))) { |
Line 788 sub write_checksums {
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Line 853 sub write_checksums {
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return; |
return; |
} |
} |
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sub write_hostips { |
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my $lontabdir = $perlvar{'lonTabDir'}; |
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my $defdom = $perlvar{'lonDefDomain'}; |
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my $lonhost = $perlvar{'lonHostID'}; |
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my $newfile = "$lontabdir/currhostips.tab"; |
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my $oldfile = "$lontabdir/prevhostips.tab"; |
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my (%prevhosts,%currhosts,%ipchange); |
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if ((-e $newfile) && (-s $newfile)) { |
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move($newfile,$oldfile); |
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chmod(0644,$oldfile); |
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if (open(my $fh,'<',$oldfile)) { |
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while (my $line=<$fh>) { |
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chomp($line); |
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if ($line =~ /^([^:]+):([\d.]+)$/) { |
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$prevhosts{$1} = $2; |
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} |
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} |
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close($fh); |
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} |
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} |
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my ($ip_info,$cached) = |
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&Apache::lonnet::is_cached_new('iphost','iphost'); |
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if (!$cached) { |
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&Apache::lonnet::get_iphost(); |
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($ip_info,$cached) = |
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&Apache::lonnet::is_cached_new('iphost','iphost'); |
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} |
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if (ref($ip_info) eq 'ARRAY') { |
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%currhosts = %{$ip_info->[1]}; |
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if (open(my $fh,'>',$newfile)) { |
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foreach my $key (keys(%currhosts)) { |
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print $fh "$key:$currhosts{$key}\n"; |
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} |
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close($fh); |
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chmod(0644,$newfile); |
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} |
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} |
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if (keys(%prevhosts) && keys(%currhosts)) { |
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foreach my $key (keys(%prevhosts)) { |
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unless ($currhosts{$key} eq $prevhosts{$key}) { |
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$ipchange{$key} = $prevhosts{$key}.'|'.$currhosts{$key}; |
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} |
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} |
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foreach my $key (keys(%currhosts)) { |
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unless ($currhosts{$key} eq $prevhosts{$key}) { |
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$ipchange{$key} = $prevhosts{$key}.' | '.$currhosts{$key}; |
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} |
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} |
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} |
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if (&Apache::lonnet::domain($defdom,'primary') eq $lonhost) { |
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if (keys(%ipchange)) { |
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if (open(my $fh,'>>',$perlvar{'lonDaemons'}.'/logs/hostip.log')) { |
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print $fh "********************\n".localtime(time).' Changes --'."\n". |
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"Hostname | Previous IP | New IP\n". |
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"--------------------------------\n"; |
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foreach my $hostname (sort(keys(%ipchange))) { |
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print $fh "$hostname | $ipchange{$hostname}\n"; |
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} |
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print $fh "\n*******************\n\n"; |
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close($fh); |
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} |
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my $emailto = &Apache::loncommon::build_recipient_list(undef, |
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'hostipmail',$defdom); |
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if ($emailto) { |
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my $subject = "LON-CAPA Hostname to IP change ($perlvar{'lonHostID'})"; |
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my $chgmail = "To: $emailto\n". |
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"Subject: $subject\n". |
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"Content-type: text/plain\; charset=UTF-8\n". |
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"MIME-Version: 1.0\n\n". |
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"Host/IP changes\n". |
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" \n". |
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"Hostname | Previous IP | New IP\n". |
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"--------------------------------\n"; |
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foreach my $hostname (sort(keys(%ipchange))) { |
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$chgmail .= "$hostname | $ipchange{$hostname}\n"; |
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} |
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$chgmail .= "\n\n"; |
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if (open(my $mailh, "|/usr/lib/sendmail -oi -t -odb")) { |
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print $mailh $chgmail; |
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close($mailh); |
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print "Sending mail notification of hostname/IP changes.\n"; |
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} |
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} |
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} |
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} |
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return; |
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} |
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sub send_mail { |
sub send_mail { |
my $defdom = $perlvar{'lonDefDomain'}; |
my $defdom = $perlvar{'lonDefDomain'}; |
my $origmail = $perlvar{'lonAdmEMail'}; |
my $origmail = $perlvar{'lonAdmEMail'}; |
Line 846 Options:
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Line 999 Options:
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do not send emails do not |
do not send emails do not |
check if the daemons are running, do not |
check if the daemons are running, do not |
generate lon-status |
generate lon-status |
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--justiptables Only update the dynamic iptables rules for the |
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lond port; do not send emails, do not |
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check if the daemons are running, do not |
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generate lon-status |
USAGE |
USAGE |
} |
} |
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# ================================================================ Main Program |
# ================================================================ Main Program |
sub main () { |
sub main () { |
my ($help,$justcheckdaemons,$noemail,$justcheckconnections, |
my ($help,$justcheckdaemons,$noemail,$justcheckconnections, |
$justreload); |
$justreload,$justiptables); |
&GetOptions("help" => \$help, |
&GetOptions("help" => \$help, |
"justcheckdaemons" => \$justcheckdaemons, |
"justcheckdaemons" => \$justcheckdaemons, |
"noemail" => \$noemail, |
"noemail" => \$noemail, |
"justcheckconnections" => \$justcheckconnections, |
"justcheckconnections" => \$justcheckconnections, |
"justreload" => \$justreload |
"justreload" => \$justreload, |
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"justiptables" => \$justiptables |
); |
); |
if ($help) { &usage(); return; } |
if ($help) { &usage(); return; } |
# --------------------------------- Read loncapa_apache.conf and loncapa.conf |
# --------------------------------- Read loncapa_apache.conf and loncapa.conf |
Line 877 sub main () {
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Line 1034 sub main () {
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chop $hostname; |
chop $hostname; |
$hostname=~s/[^\w\.]//g; # make sure is safe to pass through shell |
$hostname=~s/[^\w\.]//g; # make sure is safe to pass through shell |
my $subj="LON: Unconfigured machine $hostname"; |
my $subj="LON: Unconfigured machine $hostname"; |
system("echo 'Unconfigured machine $hostname.' |\ |
system("echo 'Unconfigured machine $hostname.' |". |
mailto $emailto -s '$subj' > /dev/null"); |
" mail -s '$subj' $emailto > /dev/null"); |
exit 1; |
exit 1; |
} |
} |
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Line 888 sub main () {
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Line 1045 sub main () {
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print("User ID mismatch. This program must be run as user 'www'.\n"); |
print("User ID mismatch. This program must be run as user 'www'.\n"); |
my $emailto="$perlvar{'lonAdmEMail'},$perlvar{'lonSysEMail'}"; |
my $emailto="$perlvar{'lonAdmEMail'},$perlvar{'lonSysEMail'}"; |
my $subj="LON: $perlvar{'lonHostID'} User ID mismatch"; |
my $subj="LON: $perlvar{'lonHostID'} User ID mismatch"; |
system("echo 'User ID mismatch. loncron must be run as user www.' |\ |
system("echo 'User ID mismatch. loncron must be run as user www.' |". |
mailto $emailto -s '$subj' > /dev/null"); |
" mail -s '$subj' $emailto > /dev/null"); |
exit 1; |
exit 1; |
} |
} |
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# -------------------------------------------- Force reload of host information |
# -------------------------------------------- Force reload of host information |
&Apache::lonnet::load_hosts_tab(1); |
my $nomemcache; |
&Apache::lonnet::load_domain_tab(1); |
if ($justcheckdaemons) { |
&Apache::lonnet::get_iphost(1); |
$nomemcache=1; |
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my $memcachepidfile="$perlvar{'lonDaemons'}/logs/memcached.pid"; |
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my $memcachepid; |
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if (-e $memcachepidfile) { |
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my $memfh=IO::File->new($memcachepidfile); |
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$memcachepid=<$memfh>; |
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chomp($memcachepid); |
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if ($memcachepid =~ /^\d+$/ && kill 0 => $memcachepid) { |
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undef($nomemcache); |
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} |
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} |
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} |
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if (!$justiptables) { |
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&Apache::lonnet::load_hosts_tab(1,$nomemcache); |
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&Apache::lonnet::load_domain_tab(1,$nomemcache); |
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&Apache::lonnet::get_iphost(1,$nomemcache); |
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} |
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# ----------------------------------------- Force firewall update for lond port |
# ----------------------------------------- Force firewall update for lond port |
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Line 927 sub main () {
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Line 1100 sub main () {
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my $fh; |
my $fh; |
if (!$justcheckdaemons && !$justcheckconnections && !$justreload) { |
if (!$justcheckdaemons && !$justcheckconnections && !$justreload && !$justiptables) { |
$fh=&start_logging(); |
$fh=&start_logging(); |
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&log_machine_info($fh); |
&log_machine_info($fh); |
&clean_tmp($fh); |
&clean_tmp($fh); |
&clean_lonIDs($fh); |
&clean_lonIDs($fh); |
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&clean_balanceIDs($fh); |
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&clean_webDAV_sessionIDs($fh); |
&check_httpd_logs($fh); |
&check_httpd_logs($fh); |
&rotate_lonnet_logs($fh); |
&rotate_lonnet_logs($fh); |
&rotate_other_logs($fh); |
&rotate_other_logs($fh); |
} |
} |
if (!$justcheckconnections && !$justreload) { |
if (!$justcheckconnections && !$justreload && !$justiptables) { |
&checkon_daemon($fh,'lonmemcached',40000); |
&checkon_daemon($fh,'lonmemcached',40000); |
&checkon_daemon($fh,'lonsql',200000); |
&checkon_daemon($fh,'lonsql',200000); |
if ( &checkon_daemon($fh,'lond',40000,'USR1') eq 'running') { |
if ( &checkon_daemon($fh,'lond',40000,'USR1') eq 'running') { |
Line 954 sub main () {
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Line 1129 sub main () {
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if ($justcheckconnections) { |
if ($justcheckconnections) { |
&test_connections($fh); |
&test_connections($fh); |
} |
} |
if (!$justcheckdaemons && !$justcheckconnections && !$justreload) { |
if (!$justcheckdaemons && !$justcheckconnections && !$justreload && !$justiptables) { |
&check_delayed_msg($fh); |
&check_delayed_msg($fh); |
&finish_logging($fh); |
&finish_logging($fh); |
&log_simplestatus(); |
&log_simplestatus(); |
&write_loncaparevs(); |
&write_loncaparevs(); |
&write_serverhomeIDs(); |
&write_serverhomeIDs(); |
&write_checksums(); |
&write_checksums(); |
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&write_hostips(); |
if ($totalcount>200 && !$noemail) { &send_mail(); } |
if ($totalcount>200 && !$noemail) { &send_mail(); } |
} |
} |
} |
} |