--- loncom/loncron 2000/12/23 16:56:46 1.11 +++ loncom/loncron 2003/09/11 19:49:59 1.43 @@ -9,8 +9,14 @@ # # 7/14,7/15,7/19,7/21,7/22,11/18, # 2/8 Gerd Kortemeyer -# Dec 00 Scott Harrison # 12/23 Gerd Kortemeyer +# YEAR=2001 +# 09/04,09/06,11/26 Gerd Kortemeyer + +$|=1; + +use lib '/home/httpd/lib/perl/'; +use LONCAPA::Configuration; use IO::File; use IO::Socket; @@ -43,46 +49,194 @@ sub errout { ENDERROUT } -# ================================================================ Main Program +sub start_daemon { + my ($fh,$daemon,$pidfile) = @_; + system("$perlvar{'lonDaemons'}/$daemon 2>>$perlvar{'lonDaemons'}/logs/${daemon}_errors"); + sleep 2; + if (-e $pidfile) { + print $fh "Seems like it started ...

"; + my $lfh=IO::File->new("$pidfile"); + my $daemonpid=<$lfh>; + chomp($daemonpid); + sleep 2; + if (kill 0 => $daemonpid) { + return 1; + } else { + return 0; + } + } + print $fh "Seems like that did not work!

"; + $errors++; + return 0; +} +sub checkon_daemon { + my ($fh,$daemon,$maxsize,$sendusr1)=@_; -# ------------------------------------------------------------ Read access.conf -{ - my $config=IO::File->new("/etc/httpd/conf/access.conf"); + print $fh '


'.$daemon.'

Log

';
+    printf("%-10s ",$daemon);
+    if (-e "$perlvar{'lonDaemons'}/logs/$daemon.log"){
+	open (DFH,"tail -n25 $perlvar{'lonDaemons'}/logs/$daemon.log|");
+	while ($line=) { 
+	    print $fh "$line";
+	    if ($line=~/INFO/) { $notices++; }
+	    if ($line=~/WARNING/) { $notices++; }
+	    if ($line=~/CRITICAL/) { $warnings++; }
+	};
+	close (DFH);
+    }
+    print $fh "
"; + + my $pidfile="$perlvar{'lonDaemons'}/logs/$daemon.pid"; + + my $restartflag=1; + + if (-e $pidfile) { + my $lfh=IO::File->new("$pidfile"); + my $daemonpid=<$lfh>; + chomp($daemonpid); + if (kill 0 => $daemonpid) { + print $fh "

$daemon at pid $daemonpid responding"; + if ($sendusr1) { print $fh ", sending USR1"; } + print $fh "

"; + if ($sendusr1) { kill USR1 => $daemonpid; } + $restartflag=0; + print "running\n"; + } else { + $errors++; + print $fh "

$daemon at pid $daemonpid not responding

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

Decided to clean up stale .pid file and restart $daemon

"; + } + } + if ($restartflag==1) { + $simplestatus{$daemon}='off'; + $errors++; + print $fh '
Killall '.$daemon.': '. + `killall $daemon 2>&1`.' - '; + sleep 2; + print $fh unlink($pidfile).' - '. + `killall -9 $daemon 2>&1`. + '
'; + print $fh "

$daemon not running, trying to start

"; + + if (&start_daemon($fh,$daemon,$pidfile)) { + print $fh "

$daemon at pid $daemonpid responding

"; + $simplestatus{$daemon}='restarted'; + print "started\n"; + } else { + $errors++; + print $fh "

$daemon at pid $daemonpid not responding

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

"; + print " "; + if (&start_daemon($fh,$daemon,$pidfile)) { + print $fh "

$daemon at pid $daemonpid responding

"; + $simplestatus{$daemon}='restarted'; + print "started\n"; + } else { + print " failed\n"; + $simplestatus{$daemon}='failed'; + $errors++; $errors++; + print $fh "

$daemon at pid $daemonpid not responding

"; + print $fh "Unable to start $daemon

"; + } + } - while (my $configline=<$config>) { - if ($configline =~ /PerlSetVar/) { - my ($dummy,$varname,$varvalue)=split(/\s+/,$configline); - $perlvar{$varname}=$varvalue; - } + if (-e "$perlvar{'lonDaemons'}/logs/$daemon.log"){ + print $fh "

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

"; + rename("$fname.2","$fname.3"); + rename("$fname.1","$fname.2"); + rename("$fname","$fname.1"); + } + + &errout($fh); +} +# ================================================================ Main Program + +# --------------------------------- 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. +if ('{[[[[lonHostID]]]]}' eq $perlvar{'lonHostID'}) { + print("Unconfigured machine.\n"); + $emailto=$perlvar{'lonSysEMail'}; + $hostname=`/bin/hostname`; + chop $hostname; + $hostname=~s/[^\w\.]//g; # make sure is safe to pass through shell + $subj="LON: Unconfigured machine $hostname"; + system("echo 'Unconfigured machine $hostname.' |\ + mailto $emailto -s '$subj' > /dev/null"); + exit 1; +} + +# ----------------------------- Make sure this process is running from user=www +my $wwwid=getpwnam('www'); +if ($wwwid!=$<) { + print("User ID mismatch. This program must be run as user 'www'\n"); + $emailto="$perlvar{'lonAdmEMail'},$perlvar{'lonSysEMail'}"; + $subj="LON: $perlvar{'lonHostID'} User ID mismatch"; + system("echo 'User ID mismatch. loncron must be run as user www.' |\ + mailto $emailto -s '$subj' > /dev/null"); + exit 1; } # ------------------------------------------------------------- Read hosts file { 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-"); + } + } } } # ------------------------------------------------------ Read spare server file { my $config=IO::File->new("$perlvar{'lonTabDir'}/spare.tab"); - + while (my $configline=<$config>) { - chomp($configline); - if (($configline) && ($configline ne $perlvar{'lonHostID'})) { - $spareid{$configline}=1; - } + chomp($configline); + if (($configline) && ($configline ne $perlvar{'lonHostID'})) { + $spareid{$configline}=1; + } } } @@ -98,9 +252,10 @@ $now=time; $date=localtime($now); { -my $fh=IO::File->new(">$statusdir/newstatus.html"); - -print $fh (<new(">$statusdir/newstatus.html"); + my %simplestatus=(); + + print $fh (< LON Status Report $perlvar{'lonHostID'} @@ -118,6 +273,7 @@ print $fh (<lonsql

  • lond
  • lonc +
  • lonhttpd
  • lonnet
  • Connections
  • Delayed Messages @@ -130,195 +286,194 @@ print $fh (< ENDHEADERS -foreach $varname (keys %perlvar) { - print $fh "$varname$perlvar{$varname}\n"; -} -print $fh "

    Hosts

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

    Spare Hosts

      "; -foreach $id (keys %spareid) { - print $fh "
    1. $id\n"; -} - -print $fh "
    \n"; + foreach $varname (sort(keys(%perlvar))) { + print $fh "$varname$perlvar{$varname}\n"; + } + print $fh "

    Hosts

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

    Spare Hosts

      "; + foreach $id (sort(keys(%spareid))) { + print $fh "
    1. $id\n"; + } + + print $fh "
    \n"; # --------------------------------------------------------------------- Machine + + print $fh '

    Machine Information

    '; + print $fh "

    loadavg

    "; + + open (LOADAVGH,"/proc/loadavg"); + $loadavg=; + close (LOADAVGH); + + print $fh "$loadavg"; + + @parts=split(/\s+/,$loadavg); + if ($parts[1]>4.0) { + $errors++; + } elsif ($parts[1]>2.0) { + $warnings++; + } elsif ($parts[1]>1.0) { + $notices++; + } -print $fh '

    Machine Information

    '; -print $fh "

    loadavg

    "; + print $fh "

    df

    "; + print $fh "
    ";
     
    -open (LOADAVGH,"/proc/loadavg");
    -$loadavg=;
    -close (LOADAVGH);
    +    open (DFH,"df|");
    +    while ($line=) { 
    +	print $fh "$line"; 
    +	@parts=split(/\s+/,$line);
    +	$usage=$parts[4];
    +	$usage=~s/\W//g;
    +	if ($usage>90) { 
    +	    $warnings++;
    +	    $notices++; 
    +	} elsif ($usage>80) {
    +	    $warnings++;
    +	} elsif ($usage>60) {
    +	    $notices++;
    +	}
    +	if ($usage>95) { $warnings++; $warnings++; $simplestatus{'diskfull'}++; }
    +    }
    +    close (DFH);
    +    print $fh "
    "; -print $fh "$loadavg"; -@parts=split(/\s+/,$loadavg); -if ($parts[1]>4.0) { - $errors++; -} elsif ($parts[1]>2.0) { - $warnings++; -} elsif ($parts[1]>1.0) { - $notices++; -} - -print $fh "

    df

    "; -print $fh "
    ";
    -
    -open (DFH,"df|");
    -while ($line=) { 
    -   print $fh "$line"; 
    -   @parts=split(/\s+/,$line);
    -   $usage=$parts[4];
    -   $usage=~s/\W//g;
    -   if ($usage>90) { 
    -      $warnings++; 
    -   } elsif ($usage>80) {
    -      $warnings++;
    -   } elsif ($usage>60) {
    -      $notices++;
    -   }
    -   if ($usage>95) { $warnings++; $warnings++ }
    -}
    -close (DFH);
    -print $fh "
    "; -&errout($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

    '; -$cleaned=0; -while ($fname=<$perlvar{'lonDaemons'}/tmp/*>) { - my ($dev,$ino,$mode,$nlink, - $uid,$gid,$rdev,$size, - $atime,$mtime,$ctime, - $blksize,$blocks)=stat($fname); - $now=time; - $since=$now-$mtime; - if ($since>$perlvar{'lonExpire'}) { - $cleaned++; - unlink("$fname"); - } + print $fh '

    Temporary Files

    '; + $cleaned=0; + $old=0; + while ($fname=<$perlvar{'lonDaemons'}/tmp/*>) { + my ($dev,$ino,$mode,$nlink, + $uid,$gid,$rdev,$size, + $atime,$mtime,$ctime, + $blksize,$blocks)=stat($fname); + $now=time; + $since=$now-$mtime; + if ($since>$perlvar{'lonExpire'}) { + $line=''; + if (open(PROBE,$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

    '; -$cleaned=0; -$active=0; -while ($fname=<$perlvar{'lonIDsDir'}/*>) { - my ($dev,$ino,$mode,$nlink, - $uid,$gid,$rdev,$size, - $atime,$mtime,$ctime, - $blksize,$blocks)=stat($fname); - $now=time; - $since=$now-$mtime; - if ($since>$perlvar{'lonExpire'}) { - $cleaned++; - print $fh "Unlinking $fname
    "; - unlink("$fname"); - } else { - $active++; - } - -} -print $fh "

    Cleaned up ".$cleaned." stale session token(s)."; -print $fh "

    $active open session(s)

    "; + print $fh '

    Session Tokens

    '; + $cleaned=0; + $active=0; + while ($fname=<$perlvar{'lonIDsDir'}/*>) { + my ($dev,$ino,$mode,$nlink, + $uid,$gid,$rdev,$size, + $atime,$mtime,$ctime, + $blksize,$blocks)=stat($fname); + $now=time; + $since=$now-$mtime; + if ($since>$perlvar{'lonExpire'}) { + $cleaned++; + print $fh "Unlinking $fname
    "; + unlink("$fname"); + } else { + $active++; + } + + } + print $fh "

    Cleaned up ".$cleaned." stale session token(s)."; + print $fh "

    $active open session(s)

    "; # ----------------------------------------------------------------------- httpd -print $fh '

    httpd

    Access Log

    ';
    +    print $fh '

    httpd

    Access Log

    ';
    +    
    +    open (DFH,"tail -n25 /etc/httpd/logs/access_log|");
    +    while ($line=) { print $fh "$line" };
    +    close (DFH);
     
    -open (DFH,"tail -n40 /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|");
    -while ($line=) { 
    -   print $fh "$line";
    -   if ($line=~/\[error\]/) { $notices++; } 
    -};
    -close (DFH);
    -print $fh "
    "; -&errout($fh); + print $fh "

    Error Log

    ";
    +
    +    open (DFH,"tail -n25 /etc/httpd/logs/error_log|");
    +    while ($line=) { 
    +	print $fh "$line";
    +	if ($line=~/\[error\]/) { $notices++; } 
    +    };
    +    close (DFH);
    +    print $fh "
    "; + &errout($fh); # ---------------------------------------------------------------------- lonsql -# -# Do not run for now -# -if ($perlvar{'lonRole'} eq "library" && 1==0) { - print $fh '

    lonsql

    Log

    ';
    -    
    -    if (-e "$perlvar{'lonDaemons'}/logs/lonsql.log"){
    -	open (DFH,"tail -n100 $perlvar{'lonDaemons'}/logs/lonsql.log|");
    +    &checkon_daemon($fh,'lonsql',200000);
    +
    +# ------------------------------------------------------------------------ lond
    +
    +    &checkon_daemon($fh,'lond',40000,1);
    +
    +# ------------------------------------------------------------------------ lonc
    +
    +    &checkon_daemon($fh,'lonc',40000,1);
    +
    +# -------------------------------------------------------------------- lonhttpd
    +
    +    &checkon_daemon($fh,'lonhttpd',40000);
    +
    +# ---------------------------------------------------------------------- lonnet
    +
    +    print $fh '

    lonnet

    Temp Log

    ';
    +    print "checking logs\n";
    +    if (-e "$perlvar{'lonDaemons'}/logs/lonnet.log"){
    +	open (DFH,"tail -n50 $perlvar{'lonDaemons'}/logs/lonnet.log|");
     	while ($line=) { 
     	    print $fh "$line";
    -	    if ($line=~/INFO/) { $notices++; }
    -	    if ($line=~/WARNING/) { $notices++; }
    -	    if ($line=~/CRITICAL/) { $warnings++; }
     	};
     	close (DFH);
         }
    -    print $fh "
    "; - - my $lonsqlfile="$perlvar{'lonDaemons'}/logs/lonsql.pid"; + print $fh "

    Perm Log

    ";
         
    -    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

    "; - } else { - $errors++; $errors++; - print $fh "

    lonsql at pid $lonsqlpid not responding

    "; - } - } else { - $errors++; - print $fh "

    lonsql not running, trying to start

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

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

    lonsql at pid $lonsqlpid responding

    "; - } else { - $errors++; $errors++; - print $fh "

    lonsql at pid $lonsqlpid not responding

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

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

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

    ";
    -	    open (DFH,"tail -n100 $perlvar{'lonDaemons'}/logs/lonsql.log|");
    -	    while ($line=) { 
    -		print $fh "$line";
    -		if ($line=~/WARNING/) { $notices++; }
    -		if ($line=~/CRITICAL/) { $notices++; }
    -	    };
    -	    close (DFH);
    -	    print $fh "
    "; - } - } + if (-e "$perlvar{'lonDaemons'}/logs/lonnet.perm.log") { + open(DFH,"tail -n10 $perlvar{'lonDaemons'}/logs/lonnet.perm.log|"); + while ($line=) { + print $fh "$line"; + }; + close (DFH); + } else { print $fh "No perm log\n" } - $fname="$perlvar{'lonDaemons'}/logs/lonsql.log"; + $fname="$perlvar{'lonDaemons'}/logs/lonnet.log"; my ($dev,$ino,$mode,$nlink, $uid,$gid,$rdev,$size, @@ -332,316 +487,96 @@ if ($perlvar{'lonRole'} eq "library" && rename("$fname","$fname.1"); } + print $fh "
    "; &errout($fh); -} -# ------------------------------------------------------------------------ lond +# ----------------------------------------------------------------- Connections -print $fh '

    lond

    Log

    ';
    +    print $fh '

    Connections

    '; + print "testing connections\n"; + print $fh ""; + foreach $tryserver (sort(keys(%hostname))) { + print("."); + $answer=reply("pong",$tryserver); + if ($answer eq "$tryserver:$perlvar{'lonHostID'}") { + $result="ok"; + } else { + $result=$answer; + $warnings++; + if ($answer eq 'con_lost') { $warnings++; } + } + if ($answer =~ /con_lost/) { print(" $tryserver down\n"); } + print $fh "\n"; -if (-e "$perlvar{'lonDaemons'}/logs/lond.log"){ -open (DFH,"tail -n100 $perlvar{'lonDaemons'}/logs/lond.log|"); -while ($line=) { - print $fh "$line"; - if ($line=~/INFO/) { $notices++; } - if ($line=~/WARNING/) { $notices++; } - if ($line=~/CRITICAL/) { $warnings++; } -}; -close (DFH); -} -print $fh ""; - -my $londfile="$perlvar{'lonDaemons'}/logs/lond.pid"; - -my $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

    "; - $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; - } - print $fh - "

    Deciding to clean up stale .pid file and restart lond

    "; - } -} -if ($restartflag==1) { - $errors++; - print $fh "

    lond not running, trying to start

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

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

    lond at pid $londpid responding

    "; - } else { - $errors++; $errors++; - print $fh "

    lond at pid $londpid not responding

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

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

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

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

    Delayed Messages

    '; + print "checking buffers\n"; -if ($size>40000) { - print $fh "Rotating logs ...

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

    Scanning Permanent Log

    '; -&errout($fh); -# ------------------------------------------------------------------------ lonc + $unsend=0; + { + my $dfh=IO::File->new("$perlvar{'lonDaemons'}/logs/lonnet.perm.log"); + while ($line=<$dfh>) { + ($time,$sdf,$dserv,$dcmd)=split(/:/,$line); + if ($sdf eq 'F') { + $local=localtime($time); + print $fh "Failed: $time, $dserv, $dcmd
    "; + $warnings++; + } + if ($sdf eq 'S') { $unsend--; } + if ($sdf eq 'D') { $unsend++; } + } + } + print $fh "Total unsend messages: $unsend

    \n"; + $warnings=$warnings+5*$unsend; -print $fh '


    lonc

    Log

    ';
    +    if ($unsend) { $simplestatus{'unsend'}=$unsend; }
    +    print $fh "

    Outgoing Buffer

    "; -if (-e "$perlvar{'lonDaemons'}/logs/lonc.log"){ -open (DFH,"tail -n100 $perlvar{'lonDaemons'}/logs/lonc.log|"); -while ($line=) { - print $fh "$line"; - if ($line=~/INFO/) { $notices++; } - if ($line=~/WARNING/) { $notices++; } - if ($line=~/CRITICAL/) { $warnings++; } -}; -close (DFH); -} -print $fh "
    "; - -my $loncfile="$perlvar{'lonDaemons'}/logs/lonc.pid"; - -$restartflag=1; -if (-e $loncfile) { - my $lfh=IO::File->new("$loncfile"); - my $loncpid=<$lfh>; - chomp($loncpid); - if (kill 0 => $loncpid) { - print $fh "

    lonc at pid $loncpid responding, sending USR1

    "; - kill USR1 => $loncpid; - $restartflag=0; - } 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

    "; - } -} -if ($restartflag==1) { - $errors++; - print $fh "

    lonc not running, trying to start

    "; - system("$perlvar{'lonDaemons'}/lonc"); - sleep 120; - if (-e $loncfile) { - print $fh "Seems like it started ...

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

    lonc at pid $loncpid responding

    "; - } else { - $errors++; $errors++; - print $fh "

    lonc at pid $loncpid not responding

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

    "; - system("$perlvar{'lonDaemons'}/lonc"); - sleep 120; - } - } else { - print $fh "Seems like that did not work!

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

    ";
    -    open (DFH,"tail -n100 $perlvar{'lonDaemons'}/logs/lonc.log|");
    +    open (DFH,"ls -lF $perlvar{'lonSockDir'}/delayed|");
         while ($line=) { 
    -      print $fh "$line";
    -      if ($line=~/WARNING/) { $notices++; }
    -      if ($line=~/CRITICAL/) { $notices++; }
    +	print $fh "$line
    "; }; close (DFH); - print $fh "
    "; - } -} - -$fname="$perlvar{'lonDaemons'}/logs/lonc.log"; - - my ($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

    ';
    -if (-e "$perlvar{'lonDaemons'}/logs/lonnet.log"){
    -open (DFH,"tail -n50 $perlvar{'lonDaemons'}/logs/lonnet.log|");
    -while ($line=) { 
    -    print $fh "$line";
    -};
    -close (DFH);
    -}
    -print $fh "

    Perm Log

    ";
    -
    -if (-e "$perlvar{'lonDaemons'}/logs/lonnet.perm.log") {
    -    open(DFH,"tail -n10 $perlvar{'lonDaemons'}/logs/lonnet.perm.log|");
    -while ($line=) { 
    -   print $fh "$line";
    -};
    -close (DFH);
    -} else { print $fh "No perm log\n" }
    -
    -$fname="$perlvar{'lonDaemons'}/logs/lonnet.log";
    -
    -                          my ($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"); -} - -print $fh "

    "; -&errout($fh); -# ----------------------------------------------------------------- Connections - -print $fh '

    Connections

    '; - -print $fh ""; -foreach $tryserver (keys %hostname) { - - $answer=reply("pong",$tryserver); - if ($answer eq "$tryserver:$perlvar{'lonHostID'}") { - $result="ok"; - } else { - $result=$answer; - $warnings++; - if ($answer eq 'con_lost') { $warnings++; } - } - print $fh "\n"; - -} -print $fh "
    $tryserver$result
    "; - -&errout($fh); -# ------------------------------------------------------------ Delayed messages - -print $fh '

    Delayed Messages

    '; - -print $fh '

    Scanning Permanent Log

    '; - -$unsend=0; -{ - my $dfh=IO::File->new("$perlvar{'lonDaemons'}/logs/lonnet.perm.log"); - while ($line=<$dfh>) { - ($time,$sdf,$dserv,$dcmd)=split(/:/,$line); - if ($sdf eq 'F') { - $local=localtime($time); - print "Failed: $time, $dserv, $dcmd
    "; - $warnings++; - } - if ($sdf eq 'S') { $unsend--; } - if ($sdf eq 'D') { $unsend++; } - } -} -print $fh "Total unsend messages: $unsend

    \n"; -$warnings=$warnings+5*$unsend; - -print $fh "

    Outgoing Buffer

    "; - -open (DFH,"ls -lF $perlvar{'lonSockDir'}/delayed|"); -while ($line=) { - print $fh "$line
    "; -}; -close (DFH); # ------------------------------------------------------------------------- End -print $fh "
    \n"; -$totalcount=$notices+4*$warnings+100*$errors; -&errout($fh); -print $fh "

    Total Error Count: $totalcount

    "; -$now=time; -$date=localtime($now); -print $fh "
    $date ($now)\n"; - -} + print $fh "
    \n"; + $totalcount=$notices+4*$warnings+100*$errors; + &errout($fh); + print $fh "

    Total Error Count: $totalcount

    "; + $now=time; + $date=localtime($now); + print $fh "
    $date ($now)\n"; + print "lon-status webpage updated\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) { - $emailto="$perlvar{'lonAdmEMail'},$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"); + print "sending mail\n"; + $emailto="$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"); } 1;