version 1.23, 2001/09/04 17:58:44
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version 1.35, 2002/11/27 17:14:26
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Line 13
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Line 13
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# 12/23 Gerd Kortemeyer |
# 12/23 Gerd Kortemeyer |
# YEAR=2001 |
# YEAR=2001 |
# 1/10/2001, 2/12/, 2/26, 3/15, 04/11, 04/21,8/27 Scott Harrison |
# 1/10/2001, 2/12/, 2/26, 3/15, 04/11, 04/21,8/27 Scott Harrison |
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# 09/04,09/06,11/26 Gerd Kortemeyer |
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# YEAR=2002 |
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# 5/11/2002 Scott Harrison |
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$|=1; |
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use lib '/home/httpd/lib/perl/'; |
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use LONCAPA::Configuration; |
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use IO::File; |
use IO::File; |
use IO::Socket; |
use IO::Socket; |
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my $qflag=0; |
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if (@ARGV) { |
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my $arg=shift @ARGV; |
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$qflag=1 if $arg eq 'quick'; |
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} |
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# -------------------------------------------------- Non-critical communication |
# -------------------------------------------------- Non-critical communication |
sub reply { |
sub reply { |
my ($cmd,$server)=@_; |
my ($cmd,$server)=@_; |
Line 53 ENDERROUT
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Line 55 ENDERROUT
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# ================================================================ Main Program |
# ================================================================ Main Program |
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# ------------------------------------------------------------ Read access.conf |
# --------------------------------- Read loncapa_apache.conf and loncapa.conf |
{ |
my $perlvarref=LONCAPA::Configuration::read_conf('loncapa.conf'); |
my $config=IO::File->new("/etc/httpd/conf/access.conf"); |
%perlvar=%{$perlvarref}; |
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undef $perlvarref; |
while (my $configline=<$config>) { |
delete $perlvar{'lonReceipt'}; # remove since sensitive and not needed |
if ($configline =~ /PerlSetVar/) { |
delete $perlvar{'lonSqlAccess'}; # remove since sensitive and not needed |
my ($dummy,$varname,$varvalue)=split(/\s+/,$configline); |
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$perlvar{$varname}=$varvalue; |
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} |
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} |
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delete $perlvar{'lonReceipt'}; # remove since sensitive and not needed |
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delete $perlvar{'lonSqlAccess'}; # remove since sensitive and not needed |
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} |
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# --------------------------------------- Make sure that LON-CAPA is configured |
# --------------------------------------- Make sure that LON-CAPA is configured |
# I only test for one thing here (lonHostID). This is just a safeguard. |
# I only test for one thing here (lonHostID). This is just a safeguard. |
Line 97 if ($wwwid!=$<) {
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Line 92 if ($wwwid!=$<) {
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my $config=IO::File->new("$perlvar{'lonTabDir'}/hosts.tab"); |
my $config=IO::File->new("$perlvar{'lonTabDir'}/hosts.tab"); |
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while (my $configline=<$config>) { |
while (my $configline=<$config>) { |
my ($id,$domain,$role,$name,$ip)=split(/:/,$configline); |
my ($id,$domain,$role,$name,$ip,$domdescr)=split(/:/,$configline); |
$hostname{$id}=$name; |
if ($id && $domain && $role && $name && $ip) { |
$hostdom{$id}=$domain; |
$hostname{$id}=$name; |
$hostrole{$id}=$role; |
$hostdom{$id}=$domain; |
$hostip{$id}=$ip; |
$hostip{$id}=$ip; |
if (($role eq 'library') && ($id ne $perlvar{'lonHostID'})) { |
$hostrole{$id}=$role; |
$libserv{$id}=$name; |
if ($domdescr) { $domaindescription{$domain}=$domdescr; } |
} |
if (($role eq 'library') && ($id ne $perlvar{'lonHostID'})) { |
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$libserv{$id}=$name; |
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} |
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} else { |
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if ($configline) { |
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# &logthis("Skipping hosts.tab line -$configline-"); |
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} |
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} |
} |
} |
} |
} |
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Line 152 print $fh (<<ENDHEADERS);
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Line 154 print $fh (<<ENDHEADERS);
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<li><a href="#lonsql">lonsql</a> |
<li><a href="#lonsql">lonsql</a> |
<li><a href="#lond">lond</a> |
<li><a href="#lond">lond</a> |
<li><a href="#lonc">lonc</a> |
<li><a href="#lonc">lonc</a> |
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<li><a href="#lonhttpd">lonhttpd</a> |
<li><a href="#lonnet">lonnet</a> |
<li><a href="#lonnet">lonnet</a> |
<li><a href="#connections">Connections</a> |
<li><a href="#connections">Connections</a> |
<li><a href="#delayed">Delayed Messages</a> |
<li><a href="#delayed">Delayed Messages</a> |
Line 164 print $fh (<<ENDHEADERS);
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Line 167 print $fh (<<ENDHEADERS);
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<table border=2> |
<table border=2> |
ENDHEADERS |
ENDHEADERS |
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foreach $varname (keys %perlvar) { |
foreach $varname (sort(keys(%perlvar))) { |
print $fh "<tr><td>$varname</td><td>$perlvar{$varname}</td></tr>\n"; |
print $fh "<tr><td>$varname</td><td>$perlvar{$varname}</td></tr>\n"; |
} |
} |
print $fh "</table><h3>Hosts</h3><table border=2>"; |
print $fh "</table><h3>Hosts</h3><table border=2>"; |
foreach $id (keys %hostname) { |
foreach $id (sort(keys(%hostname))) { |
print $fh |
print $fh |
"<tr><td>$id</td><td>$hostdom{$id}</td><td>$hostrole{$id}</td>"; |
"<tr><td>$id</td><td>$hostdom{$id}</td><td>$hostrole{$id}</td>"; |
print $fh "<td>$hostname{$id}</td><td>$hostip{$id}</td></tr>\n"; |
print $fh "<td>$hostname{$id}</td><td>$hostip{$id}</td></tr>\n"; |
} |
} |
print $fh "</table><h3>Spare Hosts</h3><ol>"; |
print $fh "</table><h3>Spare Hosts</h3><ol>"; |
foreach $id (keys %spareid) { |
foreach $id (sort(keys(%spareid))) { |
print $fh "<li>$id\n"; |
print $fh "<li>$id\n"; |
} |
} |
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Line 210 while ($line=<DFH>) {
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Line 213 while ($line=<DFH>) {
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$usage=$parts[4]; |
$usage=$parts[4]; |
$usage=~s/\W//g; |
$usage=~s/\W//g; |
if ($usage>90) { |
if ($usage>90) { |
$warnings++; |
$warnings++; |
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$notices++; |
} elsif ($usage>80) { |
} elsif ($usage>80) { |
$warnings++; |
$warnings++; |
} elsif ($usage>60) { |
} elsif ($usage>60) { |
Line 220 while ($line=<DFH>) {
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Line 224 while ($line=<DFH>) {
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} |
} |
close (DFH); |
close (DFH); |
print $fh "</pre>"; |
print $fh "</pre>"; |
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print $fh "<h3>ps</h3>"; |
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print $fh "<pre>"; |
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$psproc=0; |
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open (PSH,"ps -aux|"); |
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while ($line=<PSH>) { |
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print $fh "$line"; |
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$psproc++; |
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} |
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close (PSH); |
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print $fh "</pre>"; |
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if ($psproc>200) { $notices++; } |
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if ($psproc>250) { $notices++; } |
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&errout($fh); |
&errout($fh); |
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# --------------------------------------------------------------- clean out tmp |
# --------------------------------------------------------------- clean out tmp |
print $fh '<hr><a name="tmp"><h2>Temporary Files</h2>'; |
print $fh '<hr><a name="tmp"><h2>Temporary Files</h2>'; |
$cleaned=0; |
$cleaned=0; |
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$old=0; |
while ($fname=<$perlvar{'lonDaemons'}/tmp/*>) { |
while ($fname=<$perlvar{'lonDaemons'}/tmp/*>) { |
my ($dev,$ino,$mode,$nlink, |
my ($dev,$ino,$mode,$nlink, |
$uid,$gid,$rdev,$size, |
$uid,$gid,$rdev,$size, |
Line 233 while ($fname=<$perlvar{'lonDaemons'}/tm
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Line 255 while ($fname=<$perlvar{'lonDaemons'}/tm
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$now=time; |
$now=time; |
$since=$now-$mtime; |
$since=$now-$mtime; |
if ($since>$perlvar{'lonExpire'}) { |
if ($since>$perlvar{'lonExpire'}) { |
$cleaned++; |
$line=''; |
unlink("$fname"); |
if (open(PROBE,$fname)) { |
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$line=<PROBE>; |
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close(PROBE); |
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} |
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unless ($line=~/^CHECKOUTTOKEN\&/) { |
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$cleaned++; |
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unlink("$fname"); |
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} else { |
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if ($since>365*$perlvar{'lonExpire'}) { |
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$cleaned++; |
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unlink("$fname"); |
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} else { $old++; } |
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} |
} |
} |
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} |
} |
print $fh "Cleaned up ".$cleaned." files."; |
print $fh "Cleaned up ".$cleaned." files (".$old." old checkout tokens)."; |
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# ------------------------------------------------------------ clean out lonIDs |
# ------------------------------------------------------------ clean out lonIDs |
print $fh '<hr><a name="tokens"><h2>Session Tokens</h2>'; |
print $fh '<hr><a name="tokens"><h2>Session Tokens</h2>'; |
Line 325 if ($perlvar{'lonRole'} eq "library") {
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Line 359 if ($perlvar{'lonRole'} eq "library") {
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$errors++; |
$errors++; |
print $fh '<br><font color="red">Killall lonsql: '. |
print $fh '<br><font color="red">Killall lonsql: '. |
system('killall lonsql').' - '; |
system('killall lonsql').' - '; |
sleep 60; |
sleep 2; |
print $fh unlink($lonsqlfile).' - '. |
print $fh unlink($lonsqlfile).' - '. |
system('killall -9 lonsql'). |
system('killall -9 lonsql'). |
'</font><br>'; |
'</font><br>'; |
print $fh "<h3>lonsql not running, trying to start</h3>"; |
print $fh "<h3>lonsql not running, trying to start</h3>"; |
system( |
system( |
"$perlvar{'lonDaemons'}/lonsql 2>>$perlvar{'lonDaemons'}/logs/lonsql_errors"); |
"$perlvar{'lonDaemons'}/lonsql 2>>$perlvar{'lonDaemons'}/logs/lonsql_errors"); |
sleep 120 unless $qflag; |
sleep 2; |
if (-e $lonsqlfile) { |
if (-e $lonsqlfile) { |
print $fh "Seems like it started ...<p>"; |
print $fh "Seems like it started ...<p>"; |
my $lfh=IO::File->new("$lonsqlfile"); |
my $lfh=IO::File->new("$lonsqlfile"); |
my $lonsqlpid=<$lfh>; |
my $lonsqlpid=<$lfh>; |
chomp($lonsqlpid); |
chomp($lonsqlpid); |
sleep 30 unless $qflag; |
sleep 2; |
if (kill 0 => $lonsqlpid) { |
if (kill 0 => $lonsqlpid) { |
print $fh "<h3>lonsql at pid $lonsqlpid responding</h3>"; |
print $fh "<h3>lonsql at pid $lonsqlpid responding</h3>"; |
} else { |
} else { |
Line 347 if ($perlvar{'lonRole'} eq "library") {
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Line 381 if ($perlvar{'lonRole'} eq "library") {
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print $fh "Give it one more try ...<p>"; |
print $fh "Give it one more try ...<p>"; |
system( |
system( |
"$perlvar{'lonDaemons'}/lonsql 2>>$perlvar{'lonDaemons'}/logs/lonsql_errors"); |
"$perlvar{'lonDaemons'}/lonsql 2>>$perlvar{'lonDaemons'}/logs/lonsql_errors"); |
sleep 120 unless $qflag; |
sleep 2; |
} |
} |
} else { |
} else { |
print $fh "Seems like that did not work!<p>"; |
print $fh "Seems like that did not work!<p>"; |
Line 407 if (-e $londfile) {
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Line 441 if (-e $londfile) {
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my $londpid=<$lfh>; |
my $londpid=<$lfh>; |
chomp($londpid); |
chomp($londpid); |
if (kill 0 => $londpid) { |
if (kill 0 => $londpid) { |
print $fh "<h3>lond at pid $londpid responding</h3>"; |
print $fh "<h3>lond at pid $londpid responding, sending USR1</h3>"; |
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kill USR1 => $londpid; |
$restartflag=0; |
$restartflag=0; |
} else { |
} else { |
$errors++; |
$errors++; |
Line 421 if ($restartflag==1) {
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Line 456 if ($restartflag==1) {
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$errors++; |
$errors++; |
print $fh '<br><font color="red">Killall lond: '. |
print $fh '<br><font color="red">Killall lond: '. |
system('killall lond').' - '; |
system('killall lond').' - '; |
sleep 60; |
sleep 2; |
print $fh unlink($londfile).' - '.system('killall -9 lond'). |
print $fh unlink($londfile).' - '.system('killall -9 lond'). |
'</font><br>'; |
'</font><br>'; |
print $fh "<h3>lond not running, trying to start</h3>"; |
print $fh "<h3>lond not running, trying to start</h3>"; |
system( |
system( |
"$perlvar{'lonDaemons'}/lond 2>>$perlvar{'lonDaemons'}/logs/lond_errors"); |
"$perlvar{'lonDaemons'}/lond 2>>$perlvar{'lonDaemons'}/logs/lond_errors"); |
sleep 120 unless $qflag; |
sleep 2; |
if (-e $londfile) { |
if (-e $londfile) { |
print $fh "Seems like it started ...<p>"; |
print $fh "Seems like it started ...<p>"; |
my $lfh=IO::File->new("$londfile"); |
my $lfh=IO::File->new("$londfile"); |
my $londpid=<$lfh>; |
my $londpid=<$lfh>; |
chomp($londpid); |
chomp($londpid); |
sleep 30 unless $qflag; |
sleep 2; |
if (kill 0 => $londpid) { |
if (kill 0 => $londpid) { |
print $fh "<h3>lond at pid $londpid responding</h3>"; |
print $fh "<h3>lond at pid $londpid responding</h3>"; |
} else { |
} else { |
Line 442 if ($restartflag==1) {
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Line 477 if ($restartflag==1) {
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print $fh "Give it one more try ...<p>"; |
print $fh "Give it one more try ...<p>"; |
system( |
system( |
"$perlvar{'lonDaemons'}/lond 2>>$perlvar{'lonDaemons'}/logs/lond_errors"); |
"$perlvar{'lonDaemons'}/lond 2>>$perlvar{'lonDaemons'}/logs/lond_errors"); |
sleep 120 unless $qflag; |
sleep 2; |
} |
} |
} else { |
} else { |
print $fh "Seems like that did not work!<p>"; |
print $fh "Seems like that did not work!<p>"; |
Line 517 if ($restartflag==1) {
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Line 552 if ($restartflag==1) {
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$errors++; |
$errors++; |
print $fh '<br><font color="red">Killall lonc: '. |
print $fh '<br><font color="red">Killall lonc: '. |
system('killall lonc').' - '; |
system('killall lonc').' - '; |
sleep 60; |
sleep 2; |
print $fh unlink($loncfile).' - '.system('killall -9 lonc'). |
print $fh unlink($loncfile).' - '.system('killall -9 lonc'). |
'</font><br>'; |
'</font><br>'; |
print $fh "<h3>lonc not running, trying to start</h3>"; |
print $fh "<h3>lonc not running, trying to start</h3>"; |
system( |
system( |
"$perlvar{'lonDaemons'}/lonc 2>>$perlvar{'lonDaemons'}/logs/lonc_errors"); |
"$perlvar{'lonDaemons'}/lonc 2>>$perlvar{'lonDaemons'}/logs/lonc_errors"); |
sleep 120 unless $qflag; |
sleep 2; |
if (-e $loncfile) { |
if (-e $loncfile) { |
print $fh "Seems like it started ...<p>"; |
print $fh "Seems like it started ...<p>"; |
my $lfh=IO::File->new("$loncfile"); |
my $lfh=IO::File->new("$loncfile"); |
my $loncpid=<$lfh>; |
my $loncpid=<$lfh>; |
chomp($loncpid); |
chomp($loncpid); |
sleep 30 unless $qflag; |
sleep 2; |
if (kill 0 => $loncpid) { |
if (kill 0 => $loncpid) { |
print $fh "<h3>lonc at pid $loncpid responding</h3>"; |
print $fh "<h3>lonc at pid $loncpid responding</h3>"; |
} else { |
} else { |
Line 538 if ($restartflag==1) {
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Line 573 if ($restartflag==1) {
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print $fh "Give it one more try ...<p>"; |
print $fh "Give it one more try ...<p>"; |
system( |
system( |
"$perlvar{'lonDaemons'}/lonc 2>>$perlvar{'lonDaemons'}/logs/lonc_errors"); |
"$perlvar{'lonDaemons'}/lonc 2>>$perlvar{'lonDaemons'}/logs/lonc_errors"); |
sleep 120 unless $qflag; |
sleep 2; |
} |
} |
} else { |
} else { |
print $fh "Seems like that did not work!<p>"; |
print $fh "Seems like that did not work!<p>"; |
Line 573 if ($size>40000) {
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Line 608 if ($size>40000) {
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&errout($fh); |
&errout($fh); |
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# -------------------------------------------------------------------- lonhttpd |
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print $fh '<hr><a name="lonhttpd"><h2>lonhttpd</h2><h3>Log</h3><pre>'; |
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print "lonhttpd\n"; |
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if (-e "$perlvar{'lonDaemons'}/logs/lonhttpd.log"){ |
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open (DFH,"tail -n25 $perlvar{'lonDaemons'}/logs/lonhttpd.log|"); |
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while ($line=<DFH>) { |
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print $fh "$line"; |
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if ($line=~/INFO/) { $notices++; } |
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if ($line=~/WARNING/) { $notices++; } |
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if ($line=~/CRITICAL/) { $warnings++; } |
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}; |
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close (DFH); |
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} |
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print $fh "</pre>"; |
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my $lonhttpdfile="$perlvar{'lonDaemons'}/logs/lonhttpd.pid"; |
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$restartflag=1; |
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if (-e $lonhttpdfile) { |
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my $lfh=IO::File->new("$lonhttpdfile"); |
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my $lonhttpdpid=<$lfh>; |
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chomp($lonhttpdpid); |
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if (kill 0 => $lonhttpdpid) { |
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print $fh "<h3>lonhttpd at pid $lonhttpdpid responding</h3>"; |
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$restartflag=0; |
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} else { |
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$errors++; |
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print $fh "<h3>lonhttpd at pid $lonhttpdpid not responding</h3>"; |
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# Solution: kill parent and children processes, remove .pid and restart |
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$restartflag=1; |
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print $fh |
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"<h3>Decided to clean up stale .pid file and restart lonhttpd</h3>"; |
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} |
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} |
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if ($restartflag==1) { |
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$errors++; |
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print $fh '<br><font color="red">Killall lonhttpd: '. |
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system('killall lonhttpd').' - '; |
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sleep 2; |
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print $fh unlink($lonhttpdfile).' - '.system('killall -9 lonhttpd'). |
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'</font><br>'; |
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print $fh "<h3>lonhttpd not running, trying to start</h3>"; |
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system( |
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"$perlvar{'lonDaemons'}/lonhttpd 2>>$perlvar{'lonDaemons'}/logs/lonhttpd_errors"); |
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sleep 2; |
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if (-e $lonhttpdfile) { |
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print $fh "Seems like it started ...<p>"; |
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my $lfh=IO::File->new("$lonhttpdfile"); |
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my $lonhttpdpid=<$lfh>; |
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chomp($lonhttpdpid); |
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sleep 2; |
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if (kill 0 => $lonhttpdpid) { |
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print $fh "<h3>lonhttpd at pid $lonhttpdpid responding</h3>"; |
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} else { |
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$errors++; $errors++; |
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print $fh "<h3>lonhttpd at pid $lonhttpdpid not responding</h3>"; |
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print $fh "Give it one more try ...<p>"; |
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system( |
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"$perlvar{'lonDaemons'}/lonhttpd 2>>$perlvar{'lonDaemons'}/logs/lonhttpd_errors"); |
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sleep 2; |
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} |
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} else { |
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print $fh "Seems like that did not work!<p>"; |
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$errors++; |
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} |
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if (-e "$perlvar{'lonDaemons'}/logs/lonhttpd.log") { |
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print $fh "<p><pre>"; |
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open (DFH,"tail -n100 $perlvar{'lonDaemons'}/logs/lonhttpd.log|"); |
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while ($line=<DFH>) { |
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print $fh "$line"; |
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if ($line=~/WARNING/) { $notices++; } |
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if ($line=~/CRITICAL/) { $notices++; } |
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}; |
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close (DFH); |
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print $fh "</pre>"; |
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} |
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} |
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$fname="$perlvar{'lonDaemons'}/logs/lonhttpd.log"; |
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my ($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($fname); |
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if ($size>40000) { |
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print $fh "Rotating logs ...<p>"; |
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rename("$fname.2","$fname.3"); |
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rename("$fname.1","$fname.2"); |
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rename("$fname","$fname.1"); |
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} |
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&errout($fh); |
# ---------------------------------------------------------------------- lonnet |
# ---------------------------------------------------------------------- lonnet |
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print $fh '<hr><a name="lonnet"><h2>lonnet</h2><h3>Temp Log</h3><pre>'; |
print $fh '<hr><a name="lonnet"><h2>lonnet</h2><h3>Temp Log</h3><pre>'; |
Line 615 print $fh "</pre>";
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Line 746 print $fh "</pre>";
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print $fh '<hr><a name="connections"><h2>Connections</h2>'; |
print $fh '<hr><a name="connections"><h2>Connections</h2>'; |
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print $fh "<table border=2>"; |
print $fh "<table border=2>"; |
foreach $tryserver (keys %hostname) { |
foreach $tryserver (sort(keys(%hostname))) { |
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$answer=reply("pong",$tryserver); |
$answer=reply("pong",$tryserver); |
if ($answer eq "$tryserver:$perlvar{'lonHostID'}") { |
if ($answer eq "$tryserver:$perlvar{'lonHostID'}") { |
Line 681 if ($totalcount>200) {
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Line 812 if ($totalcount>200) {
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$emailto="$perlvar{'lonAdmEMail'},$perlvar{'lonSysEMail'}"; |
$emailto="$perlvar{'lonAdmEMail'},$perlvar{'lonSysEMail'}"; |
$subj="LON: $perlvar{'lonHostID'} E:$errors W:$warnings N:$notices"; |
$subj="LON: $perlvar{'lonHostID'} E:$errors W:$warnings N:$notices"; |
system( |
system( |
"metasend -b -t $emailto -s '$subj' -f $statusdir/index.html -m text/html") |
"metasend -b -t $emailto -s '$subj' -f $statusdir/index.html -m text/html"); |
unless $qflag; |
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} |
} |
1; |
1; |
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