--- loncom/loncron 2004/05/11 19:12:50 1.46 +++ loncom/loncron 2004/05/11 20:19:46 1.48 @@ -1,26 +1,41 @@ #!/usr/bin/perl -# The LearningOnline Network -# Housekeeping program, started by cron +# Housekeeping program, started by cron, loncontrol and loncron.pl # -# (TCP networking package -# 6/1/99,6/2,6/10,6/11,6/12,6/14,6/26,6/28,6/29,6/30, -# 7/1,7/2,7/9,7/10,7/12 Gerd Kortemeyer) +# $Id: loncron,v 1.48 2004/05/11 20:19:46 albertel Exp $ +# +# Copyright Michigan State University Board of Trustees +# +# This file is part of the LearningOnline Network with CAPA (LON-CAPA). +# +# LON-CAPA is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2 of the License, or +# (at your option) any later version. +# +# LON-CAPA is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with LON-CAPA; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA +# +# /home/httpd/html/adm/gpl.txt +# +# http://www.lon-capa.org/ # -# 7/14,7/15,7/19,7/21,7/22,11/18, -# 2/8 Gerd Kortemeyer -# 12/23 Gerd Kortemeyer -# YEAR=2001 -# 09/04,09/06,11/26 Gerd Kortemeyer $|=1; +use strict; use lib '/home/httpd/lib/perl/'; use LONCAPA::Configuration; use IO::File; use IO::Socket; -use strict; +use HTML::Entities; #globals use vars qw (%perlvar %simplestatus $errors $warnings $notices $totalcount); @@ -52,11 +67,11 @@ sub log { sub errout { my $fh=shift; &log($fh,(< +
-
Notices$notices
Warnings$warnings
Errors$errors

Top

+

Top

ENDERROUT } @@ -70,7 +85,7 @@ sub start_daemon { system("$perlvar{'lonDaemons'}/$progname 2>>$perlvar{'lonDaemons'}/logs/${daemon}_errors"); sleep 2; if (-e $pidfile) { - &log($fh,"Seems like it started ...

"); + &log($fh,"

Seems like it started ...

"); my $lfh=IO::File->new("$pidfile"); my $daemonpid=<$lfh>; chomp($daemonpid); @@ -81,7 +96,7 @@ sub start_daemon { return 0; } } - &log($fh,"Seems like that did not work!

"); + &log($fh,"

Seems like that did not work!

"); $errors++; return 0; } @@ -89,7 +104,7 @@ sub start_daemon { sub checkon_daemon { my ($fh,$daemon,$maxsize,$sendusr1)=@_; - &log($fh,'

'.$daemon.'

Log

');
+    &log($fh,'
'.$daemon.'
Log
');
     printf("%-10s ",$daemon);
     if (-e "$perlvar{'lonDaemons'}/logs/$daemon.log"){
 	open (DFH,"tail -n25 $perlvar{'lonDaemons'}/logs/$daemon.log|");
@@ -101,7 +116,7 @@ sub checkon_daemon {
 	};
 	close (DFH);
     }
-    &log($fh,"
"); + &log($fh,"

"); my $pidfile="$perlvar{'lonDaemons'}/logs/$daemon.pid"; @@ -143,7 +158,7 @@ sub checkon_daemon { } else { $errors++; &log($fh,"

$daemon at pid $daemonpid not responding

"); - &log($fh,"Give it one more try ...

"); + &log($fh,"

Give it one more try ...

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

$daemon at pid $daemonpid responding

"); @@ -154,7 +169,7 @@ sub checkon_daemon { $simplestatus{$daemon}='failed'; $errors++; $errors++; &log($fh,"

$daemon at pid $daemonpid not responding

"); - &log($fh,"Unable to start $daemon

"); + &log($fh,"

Unable to start $daemon

"); } } @@ -167,7 +182,7 @@ sub checkon_daemon { if ($line=~/CRITICAL/) { $notices++; } }; close (DFH); - &log($fh,""); + &log($fh,"

"); } } @@ -179,7 +194,7 @@ sub checkon_daemon { $blksize,$blocks)=stat($fname); if ($size>$maxsize) { - &log($fh,"Rotating logs ...

"); + &log($fh,"

Rotating logs ...

"); rename("$fname.2","$fname.3"); rename("$fname.1","$fname.2"); rename("$fname","$fname.1"); @@ -191,7 +206,7 @@ sub checkon_daemon { # --------------------------------------------------------------------- Machine sub log_machine_info { my ($fh)=@_; - &log($fh,'

Machine Information

'); + &log($fh,'

Machine Information

'); &log($fh,"

loadavg

"); open (LOADAVGH,"/proc/loadavg"); @@ -214,7 +229,7 @@ sub log_machine_info { open (DFH,"df|"); while (my $line=) { - &log($fh,"$line"); + &log($fh,&encode_entities($line,'<>&"')); @parts=split(/\s+/,$line); my $usage=$parts[4]; $usage=~s/\W//g; @@ -238,7 +253,7 @@ sub log_machine_info { open (PSH,"ps -aux --cols 140 |"); while (my $line=) { - &log($fh,"$line"); + &log($fh,&encode_entities($line,'<>&"')); $psproc++; } close (PSH); @@ -264,35 +279,36 @@ sub start_logging { LON Status Report $perlvar{'lonHostID'} - +

LON Status Report $perlvar{'lonHostID'}

$date ($now)

    -
  1. Configuration -
  2. Machine Information -
  3. Temporary Files -
  4. Session Tokens -
  5. httpd -
  6. lonsql -
  7. lond -
  8. lonc -
  9. lonhttpd -
  10. lonnet -
  11. Connections -
  12. Delayed Messages -
  13. Error Coindex.html.unt +
  14. Configuration
    15. +
  15. Machine Information
    16. +
  16. Temporary Files
    17. +
  17. Session Tokens
    18. +
  18. httpd
    19. +
  19. lonsql
    20. +
  20. lond
    21. +
  21. lonc
    22. +
  22. lonhttpd
    23. +
  23. lonnet
    24. +
  24. Connections
    25. +
  25. Delayed Messages
    26. +
  26. Error Count
-
- +
+

Configuration

PerlVars

- +
ENDHEADERS foreach my $varname (sort(keys(%perlvar))) { - &log($fh,"\n"); + &log($fh,"\n"); } - &log($fh,"
$varname$perlvar{$varname}
$varname". + &encode_entities($perlvar{$varname},'<>&"')."

Hosts

"); + &log($fh,"

Hosts

"); foreach my $id (sort(keys(%{$hostname}))) { &log($fh, "
$id".$hostdom->{$id}. @@ -301,7 +317,7 @@ ENDHEADERS } &log($fh,"

Spare Hosts

    "); foreach my $id (sort(keys(%{$spareid}))) { - &log($fh,"
  1. $id\n"); + &log($fh,"
  2. $id\n
    3. "); } &log($fh,"
\n"); return $fh; @@ -310,7 +326,7 @@ ENDHEADERS # --------------------------------------------------------------- clean out tmp sub clean_tmp { my ($fh)=@_; - &log($fh,'

Temporary Files

'); + &log($fh,'

Temporary Files

'); my $cleaned=0; my $old=0; while (my $fname=<$perlvar{'lonDaemons'}/tmp/*>) { @@ -343,7 +359,7 @@ sub clean_tmp { # ------------------------------------------------------------ clean out lonIDs sub clean_lonIDs { my ($fh)=@_; - &log($fh,'

Session Tokens

'); + &log($fh,'

Session Tokens

'); my $cleaned=0; my $active=0; while (my $fname=<$perlvar{'lonIDsDir'}/*>) { @@ -361,7 +377,7 @@ sub clean_lonIDs { $active++; } } - &log($fh,"

Cleaned up ".$cleaned." stale session token(s)."); + &log($fh,"

Cleaned up ".$cleaned." stale session token(s).

"); &log($fh,"

$active open session(s)

"); } @@ -369,10 +385,10 @@ sub clean_lonIDs { # ----------------------------------------------------------------------- httpd sub check_httpd_logs { my ($fh)=@_; - &log($fh,'

httpd

Access Log

');
+    &log($fh,'
httpd
Access Log
');
     
     open (DFH,"tail -n25 /etc/httpd/logs/access_log|");
-    while (my $line=) { &log($fh,"$line") };
+    while (my $line=) { &log($fh,&encode_entities($line,'<>&"')) };
     close (DFH);
 	
     &log($fh,"
Error Log
");
@@ -389,14 +405,14 @@ sub check_httpd_logs {
 
 # ---------------------------------------------------------------------- lonnet
 
-sub rotate_logs {
+sub rotate_lonnet_logs {
     my ($fh)=@_;
-    &log($fh,'
lonnet
Temp Log
');
+    &log($fh,'
lonnet
Temp Log
');
     print "checking logs\n";
     if (-e "$perlvar{'lonDaemons'}/logs/lonnet.log"){
 	open (DFH,"tail -n50 $perlvar{'lonDaemons'}/logs/lonnet.log|");
 	while (my $line=) { 
-	    &log($fh,"$line");
+	    &log($fh,&encode_entities($line,'<>&"'));
 	}
 	close (DFH);
     }
@@ -405,7 +421,7 @@ sub rotate_logs {
     if (-e "$perlvar{'lonDaemons'}/logs/lonnet.perm.log") {
 	open(DFH,"tail -n10 $perlvar{'lonDaemons'}/logs/lonnet.perm.log|");
 	while (my $line=) { 
-	    &log($fh,"$line");
+	    &log($fh,&encode_entities($line,'<>&"'));
 	}
 	close (DFH);
     } else { &log($fh,"No perm log\n") }
@@ -418,7 +434,7 @@ sub rotate_logs {
 	$blksize,$blocks)=stat($fname);
 
     if ($size>40000) {
-	&log($fh,"Rotating logs ...
");
+	&log($fh,"
Rotating logs ...
");
 	rename("$fname.2","$fname.3");
 	rename("$fname.1","$fname.2");
 	rename("$fname","$fname.1");
@@ -431,9 +447,9 @@ sub rotate_logs {
 # ----------------------------------------------------------------- Connections
 sub test_connections {
     my ($fh,$hostname)=@_;
-    &log($fh,'
Connections
');
+    &log($fh,'
Connections
');
     print "testing connections\n";
-    &log($fh,"");
+    &log($fh,"
");
     foreach my $tryserver (sort(keys(%{$hostname}))) {
 	print(".");
 	my $result;
@@ -457,7 +473,7 @@ sub test_connections {
 # ------------------------------------------------------------ Delayed messages
 sub check_delayed_msg {
     my ($fh)=@_;
-    &log($fh,'
Delayed Messages
');
+    &log($fh,'
Delayed Messages
');
     print "checking buffers\n";
     
     &log($fh,'
Scanning Permanent Log
');
@@ -476,28 +492,29 @@ sub check_delayed_msg {
 	if ($sdf eq 'D') { $unsend++; }
     }
 
-    &log($fh,"Total unsend messages: $unsend
\n");
+    &log($fh,"
Total unsend messages: $unsend
\n");
     $warnings=$warnings+5*$unsend;
 
     if ($unsend) { $simplestatus{'unsend'}=$unsend; }
-    &log($fh,"
Outgoing Buffer
");
+    &log($fh,"
Outgoing Buffer
\n
");
 
     open (DFH,"ls -lF $perlvar{'lonSockDir'}/delayed|");
     while (my $line=) { 
-	&log($fh,"$line
");
+	&log($fh,&encode_entities($line,'<>&"'));
     }
+    &log($fh,"
\n");
     close (DFH);
 }
 
 sub finish_logging {
     my ($fh)=@_;
-    &log($fh,"\n");
+    &log($fh,"\n");
     $totalcount=$notices+4*$warnings+100*$errors;
     &errout($fh);
     &log($fh,"
Total Error Count: $totalcount
");
     my $now=time;
     my $date=localtime($now);
-    &log($fh,"
$date ($now)\n");
+    &log($fh,"
$date ($now)\n");
     print "lon-status webpage updated\n";
     $fh->close();
 
@@ -567,15 +584,12 @@ sub main () {
     
     my (%hostname,%hostdom,%hostrole,%spareid);
     while (my $configline=<$config>) {
+	next if ($configline =~ /^(\#|\s*$)/);
 	my ($id,$domain,$role,$name,$ip,$domdescr)=split(/:/,$configline);
 	if ($id && $domain && $role && $name && $ip) {
 	    $hostname{$id}=$name;
 	    $hostdom{$id}=$domain;
 	    $hostrole{$id}=$role;
-	} else {
-	    if ($configline) {
-#		&logthis("Skipping hosts.tab line -$configline-");
-	    }
 	}
     }
     undef $config;
@@ -603,6 +617,7 @@ sub main () {
     &clean_tmp($fh);
     &clean_lonIDs($fh);
     &check_httpd_logs($fh);
+    &rotate_lonnet_logs($fh);
     &checkon_daemon($fh,'lonsql',200000);
     &checkon_daemon($fh,'lond',40000,1);
     &checkon_daemon($fh,'lonc',40000,1);