--- loncom/loncron 2001/11/26 21:00:42 1.25 +++ loncom/loncron 2003/07/30 16:49:27 1.41 @@ -9,14 +9,15 @@ # # 7/14,7/15,7/19,7/21,7/22,11/18, # 2/8 Gerd Kortemeyer -# 12/6/2000,12/8 Scott Harrison # 12/23 Gerd Kortemeyer # 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 $|=1; +use lib '/home/httpd/lib/perl/'; +use LONCAPA::Configuration; + use IO::File; use IO::Socket; @@ -50,19 +51,12 @@ 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; - } - } - delete $perlvar{'lonReceipt'}; # remove since sensitive and not needed - delete $perlvar{'lonSqlAccess'}; # remove since sensitive and not needed -} +# --------------------------------- Read loncapa_apache.conf and loncapa.conf +my $perlvarref=LONCAPA::Configuration::read_conf('loncapa.conf'); +%perlvar=%{$perlvarref}; +undef $perlvarref; +delete $perlvar{'lonReceipt'}; # remove since sensitive and not needed +delete $perlvar{'lonSqlAccess'}; # remove since sensitive and not needed # --------------------------------------- Make sure that LON-CAPA is configured # I only test for one thing here (lonHostID). This is just a safeguard. @@ -94,14 +88,21 @@ if ($wwwid!=$<) { my $config=IO::File->new("$perlvar{'lonTabDir'}/hosts.tab"); while (my $configline=<$config>) { - my ($id,$domain,$role,$name,$ip)=split(/:/,$configline); - $hostname{$id}=$name; - $hostdom{$id}=$domain; - $hostrole{$id}=$role; - $hostip{$id}=$ip; - if (($role eq 'library') && ($id ne $perlvar{'lonHostID'})) { - $libserv{$id}=$name; - } + my ($id,$domain,$role,$name,$ip,$domdescr)=split(/:/,$configline); + if ($id && $domain && $role && $name && $ip) { + $hostname{$id}=$name; + $hostdom{$id}=$domain; + $hostip{$id}=$ip; + $hostrole{$id}=$role; + if ($domdescr) { $domaindescription{$domain}=$domdescr; } + if (($role eq 'library') && ($id ne $perlvar{'lonHostID'})) { + $libserv{$id}=$name; + } + } else { + if ($configline) { +# &logthis("Skipping hosts.tab line -$configline-"); + } + } } } @@ -130,6 +131,7 @@ $date=localtime($now); { my $fh=IO::File->new(">$statusdir/newstatus.html"); +my %simplestatus=(); print $fh (< @@ -149,6 +151,7 @@ print $fh (<lonsql
  • lond
  • lonc +
  • lonhttpd
  • lonnet
  • Connections
  • Delayed Messages @@ -161,17 +164,17 @@ print $fh (< ENDHEADERS -foreach $varname (keys %perlvar) { +foreach $varname (sort(keys(%perlvar))) { print $fh "$varname$perlvar{$varname}\n"; } print $fh "

    Hosts

    "; -foreach $id (keys %hostname) { -print $fh - ""; -print $fh "\n"; +foreach $id (sort(keys(%hostname))) { + print $fh + ""; + print $fh "\n"; } print $fh "
    $id$hostdom{$id}$hostrole{$id}$hostname{$id}$hostip{$id}
    $id$hostdom{$id}$hostrole{$id}$hostname{$id}$hostip{$id}

    Spare Hosts

      "; -foreach $id (keys %spareid) { +foreach $id (sort(keys(%spareid))) { print $fh "
    1. $id\n"; } @@ -214,7 +217,7 @@ while ($line=) { } elsif ($usage>60) { $notices++; } - if ($usage>95) { $warnings++; $warnings++ } + if ($usage>95) { $warnings++; $warnings++; $simplestatus{'diskfull'}++; } } close (DFH); print $fh ""; @@ -240,6 +243,7 @@ if ($psproc>250) { $notices++; } # --------------------------------------------------------------- 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, @@ -248,12 +252,24 @@ 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 ($since>365*$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

      '; @@ -301,8 +317,6 @@ print $fh ""; # ---------------------------------------------------------------------- lonsql my $restartflag=1; -if ($perlvar{'lonRole'} eq "library") { - print $fh '

      lonsql

      Log

      ';
           print "lonsql\n";
           if (-e "$perlvar{'lonDaemons'}/logs/lonsql.log"){
      @@ -337,32 +351,34 @@ if ($perlvar{'lonRole'} eq "library") {
       	}
           }
           if ($restartflag==1) {
      +	$simplestatus{'lonsql'}='off';
       	$errors++;
       	         print $fh '
      Killall lonsql: '. system('killall lonsql').' - '; - sleep 60; + sleep 2; 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 10; + sleep 2; if (-e $lonsqlfile) { print $fh "Seems like it started ...

      "; my $lfh=IO::File->new("$lonsqlfile"); my $lonsqlpid=<$lfh>; chomp($lonsqlpid); - sleep 30; + sleep 2; if (kill 0 => $lonsqlpid) { print $fh "

      lonsql at pid $lonsqlpid responding

      "; + $simplestatus{'lonsql'}='restarted'; } else { $errors++; $errors++; print $fh "

      lonsql at pid $lonsqlpid not responding

      "; print $fh "Give it one more try ...

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

      "; @@ -388,7 +404,7 @@ if ($perlvar{'lonRole'} eq "library") { $atime,$mtime,$ctime, $blksize,$blocks)=stat($fname); - if ($size>40000) { + if ($size>200000) { print $fh "Rotating logs ...

      "; rename("$fname.2","$fname.3"); rename("$fname.1","$fname.2"); @@ -396,7 +412,6 @@ if ($perlvar{'lonRole'} eq "library") { } &errout($fh); -} # ------------------------------------------------------------------------ lond print $fh '


      lond

      Log

      ';
      @@ -434,31 +449,33 @@ if (-e $londfile) {
          }
       } 
       if ($restartflag==1) {
      +    $simplestatus{'lond'}='off';
          $errors++;
       	  print $fh '
      Killall lond: '. system('killall lond').' - '; - sleep 60; + sleep 2; 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 10; + sleep 2; if (-e $londfile) { print $fh "Seems like it started ...

      "; my $lfh=IO::File->new("$londfile"); my $londpid=<$lfh>; chomp($londpid); - sleep 30; + sleep 2; if (kill 0 => $londpid) { print $fh "

      lond at pid $londpid responding

      "; + $simplestatus{'lond'}='restarted'; } else { $errors++; $errors++; print $fh "

      lond at pid $londpid not responding

      "; print $fh "Give it one more try ...

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

      "; @@ -530,31 +547,33 @@ if (-e $loncfile) { } } if ($restartflag==1) { + $simplestatus{'lonc'}='off'; $errors++; print $fh '
      Killall lonc: '. system('killall lonc').' - '; - sleep 60; + sleep 2; 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 10; + sleep 2; if (-e $loncfile) { print $fh "Seems like it started ...

      "; my $lfh=IO::File->new("$loncfile"); my $loncpid=<$lfh>; chomp($loncpid); - sleep 30; + sleep 2; if (kill 0 => $loncpid) { print $fh "

      lonc at pid $loncpid responding

      "; + $simplestatus{'lonc'}='restarted'; } else { $errors++; $errors++; print $fh "

      lonc at pid $loncpid not responding

      "; print $fh "Give it one more try ...

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

      "; @@ -589,6 +608,104 @@ if ($size>40000) { &errout($fh); +# -------------------------------------------------------------------- lonhttpd + +print $fh '


      lonhttpd

      Log

      ';
      +print "lonhttpd\n";
      +
      +if (-e "$perlvar{'lonDaemons'}/logs/lonhttpd.log"){
      +open (DFH,"tail -n25 $perlvar{'lonDaemons'}/logs/lonhttpd.log|");
      +while ($line=) { 
      +   print $fh "$line";
      +   if ($line=~/INFO/) { $notices++; }
      +   if ($line=~/WARNING/) { $notices++; }
      +   if ($line=~/CRITICAL/) { $warnings++; }
      +};
      +close (DFH);
      +}
      +print $fh "
      "; + +my $lonhttpdfile="$perlvar{'lonDaemons'}/logs/lonhttpd.pid"; + +$restartflag=1; +if (-e $lonhttpdfile) { + my $lfh=IO::File->new("$lonhttpdfile"); + my $lonhttpdpid=<$lfh>; + chomp($lonhttpdpid); + if (kill 0 => $lonhttpdpid) { + print $fh "

      lonhttpd at pid $lonhttpdpid responding

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

      lonhttpd at pid $lonhttpdpid not responding

      "; + # Solution: kill parent and children processes, remove .pid and restart + $restartflag=1; + print $fh + "

      Decided to clean up stale .pid file and restart lonhttpd

      "; + } +} +if ($restartflag==1) { + $simplestatus{'lonhttpd'}='off'; + $errors++; + print $fh '
      Killall lonhttpd: '. + system('killall lonhttpd').' - '; + sleep 2; + print $fh unlink($lonhttpdfile).' - '.system('killall -9 lonhttpd'). + '
      '; + print $fh "

      lonhttpd not running, trying to start

      "; + system( + "$perlvar{'lonDaemons'}/lonhttpd 2>>$perlvar{'lonDaemons'}/logs/lonhttpd_errors"); + sleep 2; + if (-e $lonhttpdfile) { + print $fh "Seems like it started ...

      "; + my $lfh=IO::File->new("$lonhttpdfile"); + my $lonhttpdpid=<$lfh>; + chomp($lonhttpdpid); + sleep 2; + if (kill 0 => $lonhttpdpid) { + print $fh "

      lonhttpd at pid $lonhttpdpid responding

      "; + $simplestatus{'lonhttpd'}='restarted'; + } else { + $errors++; $errors++; + print $fh "

      lonhttpd at pid $lonhttpdpid not responding

      "; + print $fh "Give it one more try ...

      "; + system( + "$perlvar{'lonDaemons'}/lonhttpd 2>>$perlvar{'lonDaemons'}/logs/lonhttpd_errors"); + sleep 2; + } + } else { + print $fh "Seems like that did not work!

      "; + $errors++; + } + if (-e "$perlvar{'lonDaemons'}/logs/lonhttpd.log") { + print $fh "

      ";
      +    open (DFH,"tail -n100 $perlvar{'lonDaemons'}/logs/lonhttpd.log|");
      +    while ($line=) { 
      +      print $fh "$line";
      +      if ($line=~/WARNING/) { $notices++; }
      +      if ($line=~/CRITICAL/) { $notices++; }
      +    };
      +    close (DFH);
      +    print $fh "
      "; + } +} + +$fname="$perlvar{'lonDaemons'}/logs/lonhttpd.log"; + + my ($dev,$ino,$mode,$nlink, + $uid,$gid,$rdev,$size, + $atime,$mtime,$ctime, + $blksize,$blocks)=stat($fname); + +if ($size>40000) { + print $fh "Rotating logs ...

      "; + rename("$fname.2","$fname.3"); + rename("$fname.1","$fname.2"); + rename("$fname","$fname.1"); +} + + +&errout($fh); # ---------------------------------------------------------------------- lonnet print $fh '


      lonnet

      Temp Log

      ';
      @@ -631,7 +748,7 @@ print $fh "
      "; print $fh '

      Connections

      '; print $fh ""; -foreach $tryserver (keys %hostname) { +foreach $tryserver (sort(keys(%hostname))) { $answer=reply("pong",$tryserver); if ($answer eq "$tryserver:$perlvar{'lonHostID'}") { @@ -671,6 +788,7 @@ $unsend=0; print $fh "Total unsend messages: $unsend

      \n"; $warnings=$warnings+5*$unsend; +if ($unsend) { $simplestatus{'unsend'}=$unsend; } print $fh "

      Outgoing Buffer

      "; open (DFH,"ls -lF $perlvar{'lonSockDir'}/delayed|"); @@ -688,13 +806,28 @@ $now=time; $date=localtime($now); print $fh "
      $date ($now)\n"; print "writing done\n"; +$fh->close(); } +if ($errors) { $simplestatus{'errors'}=$errors; } +if ($warnings) { $simplestatus{'warnings'}=$warnings; } +if ($notices) { $simplestatus{'notices'}=$notices; } +$simplestatus{'time'}=time; rename ("$statusdir/newstatus.html","$statusdir/index.html"); - +{ +my $sfh=IO::File->new(">$statusdir/loncron_simple.txt"); +foreach (keys %simplestatus) { + print $sfh $_.'='.$simplestatus{$_}.'&'; +} +print $sfh "\n"; +$sfh->close(); +} if ($totalcount>200) { print "mailing\n"; - $emailto="$perlvar{'lonAdmEMail'},$perlvar{'lonSysEMail'}"; + $emailto="$perlvar{'lonAdmEMail'}"; + if ($totalcount>1000) { + $emailto.=",$perlvar{'lonSysEMail'}"; + } $subj="LON: $perlvar{'lonHostID'} E:$errors W:$warnings N:$notices"; system( "metasend -b -t $emailto -s '$subj' -f $statusdir/index.html -m text/html");