--- loncom/loncron 2001/03/15 13:20:46 1.18 +++ loncom/loncron 2002/05/27 19:21:59 1.29 @@ -9,9 +9,18 @@ # # 7/14,7/15,7/19,7/21,7/22,11/18, # 2/8 Gerd Kortemeyer -# Dec 00 Scott Harrison +# 12/6/2000,12/8 Scott Harrison # 12/23 Gerd Kortemeyer -# 02/12/2001 Scott Harrison +# YEAR=2001 +# 1/10/2001, 2/12/, 2/26, 3/15, 04/11, 04/21,8/27 Scott Harrison +# 09/04,09/06,11/26 Gerd Kortemeyer +# YEAR=2002 +# 5/11/2002 Scott Harrison + +$|=1; + +use lib '/home/httpd/lib/perl/'; +use LONCAPA::Configuration; use IO::File; use IO::Socket; @@ -46,17 +55,13 @@ ENDERROUT # ================================================================ Main Program -# ------------------------------------------------------------ Read access.conf -{ - my $config=IO::File->new("/etc/httpd/conf/access.conf"); - - while (my $configline=<$config>) { - if ($configline =~ /PerlSetVar/) { - my ($dummy,$varname,$varvalue)=split(/\s+/,$configline); - $perlvar{$varname}=$varvalue; - } - } -} +# --------------------------------- Read loncapa_apache.conf and loncapa.conf +my $perlvarref=LONCAPA::Configuration::read_conf('loncapa_apache.conf', + 'loncapa.conf'); +%perlvar=%{$perlvarref}; +undef $perlvarref; +delete $perlvar{'lonReceipt'}; # remove since sensitive and not needed +delete $perlvar{'lonSqlAccess'}; # remove since sensitive and not needed # --------------------------------------- Make sure that LON-CAPA is configured # I only test for one thing here (lonHostID). This is just a safeguard. @@ -201,7 +206,8 @@ while ($line=) { $usage=$parts[4]; $usage=~s/\W//g; if ($usage>90) { - $warnings++; + $warnings++; + $notices++; } elsif ($usage>80) { $warnings++; } elsif ($usage>60) { @@ -211,11 +217,29 @@ while ($line=) { } close (DFH); print $fh ""; + + +print $fh "

ps

"; +print $fh "
";
+$psproc=0;
+
+open (PSH,"ps -aux|");
+while ($line=) { 
+   print $fh "$line"; 
+   $psproc++;
+}
+close (PSH);
+print $fh "
"; + +if ($psproc>200) { $notices++; } +if ($psproc>250) { $notices++; } + &errout($fh); # --------------------------------------------------------------- clean out tmp print $fh '

Temporary Files

'; $cleaned=0; +$old=0; while ($fname=<$perlvar{'lonDaemons'}/tmp/*>) { my ($dev,$ino,$mode,$nlink, $uid,$gid,$rdev,$size, @@ -224,12 +248,24 @@ while ($fname=<$perlvar{'lonDaemons'}/tm $now=time; $since=$now-$mtime; if ($since>$perlvar{'lonExpire'}) { - $cleaned++; - unlink("$fname"); + $line=''; + if (open(PROBE,$fname)) { + $line=; + close(PROBE); + } + unless ($line=~/^CHECKOUTTOKEN\&/) { + $cleaned++; + unlink("$fname"); + } else { + if ($since>100*$perlvar{'lonExpire'}) { + $cleaned++; + unlink("$fname"); + } else { $old++; } + } } } -print $fh "Cleaned up ".$cleaned." files."; +print $fh "Cleaned up ".$cleaned." files (".$old." old checkout tokens)."; # ------------------------------------------------------------ clean out lonIDs print $fh '

Session Tokens

'; @@ -258,13 +294,13 @@ print $fh "

$active open session(s)

httpd

Access Log

';
 
-open (DFH,"tail -n40 /etc/httpd/logs/access_log|");
+open (DFH,"tail -n25 /etc/httpd/logs/access_log|");
 while ($line=) { print $fh "$line" };
 close (DFH);
 
 print $fh "

Error Log

";
 
-open (DFH,"tail -n50 /etc/httpd/logs/error_log|");
+open (DFH,"tail -n25 /etc/httpd/logs/error_log|");
 while ($line=) { 
    print $fh "$line";
    if ($line=~/\[error\]/) { $notices++; } 
@@ -275,13 +311,12 @@ print $fh "
"; # ---------------------------------------------------------------------- lonsql -# -# Do not run for now -# + +my $restartflag=1; if ($perlvar{'lonRole'} eq "library") { print $fh '

lonsql

Log

';
-    
+    print "lonsql\n";
     if (-e "$perlvar{'lonDaemons'}/logs/lonsql.log"){
 	open (DFH,"tail -n100 $perlvar{'lonDaemons'}/logs/lonsql.log|");
 	while ($line=) { 
@@ -295,23 +330,36 @@ if ($perlvar{'lonRole'} eq "library") {
     print $fh "
"; my $lonsqlfile="$perlvar{'lonDaemons'}/logs/lonsql.pid"; - + + $restartflag=1; + if (-e $lonsqlfile) { my $lfh=IO::File->new("$lonsqlfile"); my $lonsqlpid=<$lfh>; chomp($lonsqlpid); if (kill 0 => $lonsqlpid) { print $fh "

lonsql at pid $lonsqlpid responding

"; + $restartflag=0; } else { $errors++; $errors++; print $fh "

lonsql at pid $lonsqlpid not responding

"; + $restartflag=1; + print $fh + "

Decided to clean up stale .pid file and restart lonsql

"; } - } else { + } + if ($restartflag==1) { $errors++; + print $fh '
Killall lonsql: '. + system('killall lonsql').' - '; + sleep 60; + print $fh unlink($lonsqlfile).' - '. + system('killall -9 lonsql'). + '
'; print $fh "

lonsql not running, trying to start

"; system( "$perlvar{'lonDaemons'}/lonsql 2>>$perlvar{'lonDaemons'}/logs/lonsql_errors"); - sleep 120; + sleep 10; if (-e $lonsqlfile) { print $fh "Seems like it started ...

"; my $lfh=IO::File->new("$lonsqlfile"); @@ -326,7 +374,7 @@ if ($perlvar{'lonRole'} eq "library") { print $fh "Give it one more try ...

"; system( "$perlvar{'lonDaemons'}/lonsql 2>>$perlvar{'lonDaemons'}/logs/lonsql_errors"); - sleep 120; + sleep 10; } } else { print $fh "Seems like that did not work!

"; @@ -364,9 +412,10 @@ if ($perlvar{'lonRole'} eq "library") { # ------------------------------------------------------------------------ lond print $fh '

lond

Log

';
+print "lond\n";
 
 if (-e "$perlvar{'lonDaemons'}/logs/lond.log"){
-open (DFH,"tail -n100 $perlvar{'lonDaemons'}/logs/lond.log|");
+open (DFH,"tail -n25 $perlvar{'lonDaemons'}/logs/lond.log|");
 while ($line=) { 
    print $fh "$line";
    if ($line=~/INFO/) { $notices++; }
@@ -379,42 +428,34 @@ print $fh "
"; my $londfile="$perlvar{'lonDaemons'}/logs/lond.pid"; -my $restartflag=1; +$restartflag=1; if (-e $londfile) { my $lfh=IO::File->new("$londfile"); my $londpid=<$lfh>; chomp($londpid); if (kill 0 => $londpid) { - print $fh "

lond at pid $londpid responding

"; + print $fh "

lond at pid $londpid responding, sending USR1

"; + kill USR1 => $londpid; $restartflag=0; } else { $errors++; print $fh "

lond at pid $londpid not responding

"; - # Intelligently handle this. - # Possibility #1: there is no process - # Solution: remove .pid file and restart - if (getpgrp($londpid)==-1) { - unlink($londfile); - $restartflag=1; - } - else { - # Possibility #2: there is a live process that is not responding - # for an unknown reason - # Solution: kill parent and children processes, remove .pid and restart - `killall -9 lond`; - unlink($londfile); - $restartflag=1; - } + $restartflag=1; print $fh - "

Deciding to clean up stale .pid file and restart lond

"; + "

Decided to clean up stale .pid file and restart lond

"; } } if ($restartflag==1) { $errors++; + print $fh '
Killall lond: '. + system('killall lond').' - '; + sleep 60; + print $fh unlink($londfile).' - '.system('killall -9 lond'). + '
'; print $fh "

lond not running, trying to start

"; system( "$perlvar{'lonDaemons'}/lond 2>>$perlvar{'lonDaemons'}/logs/lond_errors"); - sleep 120; + sleep 10; if (-e $londfile) { print $fh "Seems like it started ...

"; my $lfh=IO::File->new("$londfile"); @@ -429,7 +470,7 @@ if ($restartflag==1) { print $fh "Give it one more try ...

"; system( "$perlvar{'lonDaemons'}/lond 2>>$perlvar{'lonDaemons'}/logs/lond_errors"); - sleep 120; + sleep 10; } } else { print $fh "Seems like that did not work!

"; @@ -466,9 +507,10 @@ if ($size>40000) { # ------------------------------------------------------------------------ lonc print $fh '

lonc

Log

';
+print "lonc\n";
 
 if (-e "$perlvar{'lonDaemons'}/logs/lonc.log"){
-open (DFH,"tail -n100 $perlvar{'lonDaemons'}/logs/lonc.log|");
+open (DFH,"tail -n25 $perlvar{'lonDaemons'}/logs/lonc.log|");
 while ($line=) { 
    print $fh "$line";
    if ($line=~/INFO/) { $notices++; }
@@ -493,31 +535,23 @@ if (-e $loncfile) {
    } else {
       $errors++;
       print $fh "
lonc at pid $loncpid not responding
";
-      # Intelligently handle this.
-      # Possibility #1: there is no process
-      # Solution: remove .pid file and restart
-      if (getpgrp($loncpid)==-1) {
-	  unlink($loncfile);
-	  $restartflag=1;
-      }
-      else {
-      # Possibility #2: there is a live process that is not responding
-      #                 for an unknown reason
       # Solution: kill parent and children processes, remove .pid and restart
-	  `killall -9 lonc`;
-	  unlink($loncfile);
 	  $restartflag=1;
-      }
       print $fh 
-	  "
Deciding to clean up stale .pid file and restart lonc
";
+	  "
Decided to clean up stale .pid file and restart lonc
";
    }
 } 
 if ($restartflag==1) {
    $errors++;
+	  print $fh '
Killall lonc: '.
+	            system('killall lonc').' - ';
+          sleep 60;
+          print $fh unlink($loncfile).' - '.system('killall -9 lonc').
+                    '
';
    print $fh "
lonc not running, trying to start
";
 	system(
  "$perlvar{'lonDaemons'}/lonc 2>>$perlvar{'lonDaemons'}/logs/lonc_errors");
-   sleep 120;
+   sleep 10;
    if (-e $loncfile) {
        print $fh "Seems like it started ...
";
        my $lfh=IO::File->new("$loncfile");
@@ -532,7 +566,7 @@ if ($restartflag==1) {
           print $fh "Give it one more try ...
";
  	  system(
  "$perlvar{'lonDaemons'}/lonc 2>>$perlvar{'lonDaemons'}/logs/lonc_errors");
-          sleep 120;
+          sleep 10;
        }
    } else {
        print $fh "Seems like that did not work!
";
@@ -570,6 +604,7 @@ if ($size>40000) {
 # ---------------------------------------------------------------------- lonnet
 
 print $fh '
lonnet
Temp Log
';
+print "lonnet\n";
 if (-e "$perlvar{'lonDaemons'}/logs/lonnet.log"){
 open (DFH,"tail -n50 $perlvar{'lonDaemons'}/logs/lonnet.log|");
 while ($line=) { 
@@ -627,6 +662,7 @@ print $fh "";
 # ------------------------------------------------------------ Delayed messages
 
 print $fh '
Delayed Messages
';
+print "buffers\n";
 
 print $fh '
Scanning Permanent Log
';
 
@@ -663,12 +699,13 @@ print $fh "
Total Error Count: $total
 $now=time;
 $date=localtime($now);
 print $fh "
$date ($now)\n";
-
+print "writing done\n";
 }
 
 rename ("$statusdir/newstatus.html","$statusdir/index.html");
 
 if ($totalcount>200) {
+   print "mailing\n";
    $emailto="$perlvar{'lonAdmEMail'},$perlvar{'lonSysEMail'}";
    $subj="LON: $perlvar{'lonHostID'} E:$errors W:$warnings N:$notices"; 
    system(