Annotation of loncom/loncron, revision 1.15

1.1       albertel    1: #!/usr/bin/perl
                      2: 
                      3: # The LearningOnline Network
                      4: # Housekeeping program, started by cron
                      5: #
                      6: # (TCP networking package
                      7: # 6/1/99,6/2,6/10,6/11,6/12,6/14,6/26,6/28,6/29,6/30,
                      8: # 7/1,7/2,7/9,7/10,7/12 Gerd Kortemeyer)
                      9: #
1.3       www        10: # 7/14,7/15,7/19,7/21,7/22,11/18,
                     11: # 2/8 Gerd Kortemeyer
1.11      www        12: # Dec 00 Scott Harrison
                     13: # 12/23 Gerd Kortemeyer
1.1       albertel   14: 
                     15: use IO::File;
                     16: use IO::Socket;
                     17: 
                     18: # -------------------------------------------------- Non-critical communication
                     19: sub reply {
                     20:     my ($cmd,$server)=@_;
                     21:     my $peerfile="$perlvar{'lonSockDir'}/$server";
                     22:     my $client=IO::Socket::UNIX->new(Peer    =>"$peerfile",
                     23:                                      Type    => SOCK_STREAM,
                     24:                                      Timeout => 10)
                     25:        or return "con_lost";
                     26:     print $client "$cmd\n";
                     27:     my $answer=<$client>;
                     28:     chomp($answer);
                     29:     if (!$answer) { $answer="con_lost"; }
                     30:     return $answer;
                     31: }
                     32: 
                     33: # --------------------------------------------------------- Output error status
                     34: 
                     35: sub errout {
                     36:    my $fh=shift;
                     37:    print $fh (<<ENDERROUT);
                     38:      <p><table border=2 bgcolor="#CCCCCC">
                     39:      <tr><td>Notices</td><td>$notices</td></tr>
                     40:      <tr><td>Warnings</td><td>$warnings</td></tr>
                     41:      <tr><td>Errors</td><td>$errors</td></tr>
                     42:      </table><p><a href="#top">Top</a><p>
                     43: ENDERROUT
                     44: }
                     45: 
                     46: # ================================================================ Main Program
                     47: 
                     48: # ------------------------------------------------------------ Read access.conf
                     49: {
                     50:     my $config=IO::File->new("/etc/httpd/conf/access.conf");
                     51: 
                     52:     while (my $configline=<$config>) {
                     53:         if ($configline =~ /PerlSetVar/) {
                     54: 	   my ($dummy,$varname,$varvalue)=split(/\s+/,$configline);
                     55:            $perlvar{$varname}=$varvalue;
                     56:         }
                     57:     }
1.13      harris41   58: }
                     59: 
1.14      harris41   60: # --------------------------------------- Make sure that LON-CAPA is configured
                     61: # I only test for one thing here (lonHostID).  This is just a safeguard.
                     62: if ('{[[[[lonHostID]]]]}' eq $perlvar{'lonHostID'}) {
1.15    ! harris41   63:    print("Unconfigured machine.\n");
1.14      harris41   64:    $emailto=$perlvar{'lonSysEMail'};
                     65:    $hostname=`/bin/hostname`;
                     66:    chop $hostname;
                     67:    $hostname=~s/[^\w\.]//g; # make sure is safe to pass through shell
                     68:    $subj="LON: Unconfigured machine $hostname";
                     69:    system("echo 'Unconfigured machine $hostname.' |\
                     70:  mailto $emailto -s '$subj' > /dev/null");
                     71:     exit 1;
                     72: }
                     73: 
1.13      harris41   74: # ----------------------------- Make sure this process is running from user=www
                     75: my $wwwid=getpwnam('www');
                     76: if ($wwwid!=$<) {
1.14      harris41   77:    print("User ID mismatch.  This program must be run as user 'www'\n");
1.13      harris41   78:    $emailto="$perlvar{'lonAdmEMail'},$perlvar{'lonSysEMail'}";
                     79:    $subj="LON: $perlvar{'lonHostID'} User ID mismatch";
                     80:    system("echo 'User ID mismatch.  loncron must be run as user www.' |\
                     81:  mailto $emailto -s '$subj' > /dev/null");
1.14      harris41   82:    exit 1;
1.1       albertel   83: }
                     84: 
                     85: # ------------------------------------------------------------- Read hosts file
                     86: {
                     87:     my $config=IO::File->new("$perlvar{'lonTabDir'}/hosts.tab");
                     88: 
                     89:     while (my $configline=<$config>) {
                     90:        my ($id,$domain,$role,$name,$ip)=split(/:/,$configline);
                     91:        $hostname{$id}=$name;
                     92:        $hostdom{$id}=$domain;
                     93:        $hostrole{$id}=$role;
                     94:        $hostip{$id}=$ip;
                     95:        if (($role eq 'library') && ($id ne $perlvar{'lonHostID'})) {
                     96: 	   $libserv{$id}=$name;
                     97:        }
                     98:     }
                     99: }
                    100: 
                    101: # ------------------------------------------------------ Read spare server file
                    102: {
                    103:     my $config=IO::File->new("$perlvar{'lonTabDir'}/spare.tab");
                    104: 
                    105:     while (my $configline=<$config>) {
                    106:        chomp($configline);
                    107:        if (($configline) && ($configline ne $perlvar{'lonHostID'})) {
                    108:           $spareid{$configline}=1;
                    109:        }
                    110:     }
                    111: }
                    112: 
                    113: # ---------------------------------------------------------------- Start report
                    114: 
                    115: $statusdir="/home/httpd/html/lon-status";
                    116: 
                    117: $errors=0;
                    118: $warnings=0;
                    119: $notices=0;
                    120: 
                    121: $now=time;
                    122: $date=localtime($now);
                    123: 
                    124: {
                    125: my $fh=IO::File->new(">$statusdir/newstatus.html");
                    126: 
                    127: print $fh (<<ENDHEADERS);
                    128: <html>
                    129: <head>
                    130: <title>LON Status Report $perlvar{'lonHostID'}</title>
                    131: </head>
1.3       www       132: <body bgcolor="#AAAAAA">
1.1       albertel  133: <a name="top">
                    134: <h1>LON Status Report $perlvar{'lonHostID'}</h1>
                    135: <h2>$date ($now)</h2>
                    136: <ol>
                    137: <li><a href="#configuration">Configuration</a>
                    138: <li><a href="#machine">Machine Information</a>
1.11      www       139: <li><a href="#tmp">Temporary Files</a>
                    140: <li><a href="#tokens">Session Tokens</a>
1.1       albertel  141: <li><a href="#httpd">httpd</a>
1.11      www       142: <li><a href="#lonsql">lonsql</a>
1.1       albertel  143: <li><a href="#lond">lond</a>
                    144: <li><a href="#lonc">lonc</a>
                    145: <li><a href="#lonnet">lonnet</a>
                    146: <li><a href="#connections">Connections</a>
                    147: <li><a href="#delayed">Delayed Messages</a>
                    148: <li><a href="#errcount">Error Count</a>
                    149: </ol>
                    150: <hr>
                    151: <a name="configuration">
                    152: <h2>Configuration</h2>
                    153: <h3>PerlVars</h3>
                    154: <table border=2>
                    155: ENDHEADERS
                    156: 
                    157: foreach $varname (keys %perlvar) {
                    158:     print $fh "<tr><td>$varname</td><td>$perlvar{$varname}</td></tr>\n";
                    159: }
                    160: print $fh "</table><h3>Hosts</h3><table border=2>";
                    161: foreach $id (keys %hostname) {
                    162: print $fh 
                    163:     "<tr><td>$id</td><td>$hostdom{$id}</td><td>$hostrole{$id}</td>";
                    164: print $fh "<td>$hostname{$id}</td><td>$hostip{$id}</td></tr>\n";
                    165: }
                    166: print $fh "</table><h3>Spare Hosts</h3><ol>";
                    167: foreach $id (keys %spareid) {
                    168:     print $fh "<li>$id\n";
                    169: }
                    170: 
                    171: print $fh "</ol>\n";
                    172: 
                    173: # --------------------------------------------------------------------- Machine
                    174: 
                    175: print $fh '<hr><a name="machine"><h2>Machine Information</h2>';
                    176: print $fh "<h3>loadavg</h3>";
                    177: 
                    178: open (LOADAVGH,"/proc/loadavg");
                    179: $loadavg=<LOADAVGH>;
                    180: close (LOADAVGH);
                    181: 
                    182: print $fh "<tt>$loadavg</tt>";
                    183: 
                    184: @parts=split(/\s+/,$loadavg);
1.4       www       185: if ($parts[1]>4.0) {
1.1       albertel  186:     $errors++;
                    187: } elsif ($parts[1]>2.0) {
                    188:     $warnings++;
                    189: } elsif ($parts[1]>1.0) {
                    190:     $notices++;
                    191: }
                    192: 
                    193: print $fh "<h3>df</h3>";
                    194: print $fh "<pre>";
                    195: 
                    196: open (DFH,"df|");
                    197: while ($line=<DFH>) { 
                    198:    print $fh "$line"; 
                    199:    @parts=split(/\s+/,$line);
                    200:    $usage=$parts[4];
                    201:    $usage=~s/\W//g;
                    202:    if ($usage>90) { 
1.4       www       203:       $warnings++; 
1.1       albertel  204:    } elsif ($usage>80) {
                    205:       $warnings++;
                    206:    } elsif ($usage>60) {
                    207:       $notices++;
                    208:    }
1.4       www       209:    if ($usage>95) { $warnings++; $warnings++ }
1.1       albertel  210: }
                    211: close (DFH);
                    212: print $fh "</pre>";
                    213: &errout($fh);
1.11      www       214: 
                    215: # --------------------------------------------------------------- clean out tmp
                    216: print $fh '<hr><a name="tmp"><h2>Temporary Files</h2>';
                    217: $cleaned=0;
                    218: while ($fname=<$perlvar{'lonDaemons'}/tmp/*>) {
                    219:                           my ($dev,$ino,$mode,$nlink,
                    220:                               $uid,$gid,$rdev,$size,
                    221:                               $atime,$mtime,$ctime,
                    222:                               $blksize,$blocks)=stat($fname);
                    223:                           $now=time;
                    224:                           $since=$now-$mtime;
                    225:                           if ($since>$perlvar{'lonExpire'}) {
                    226:                               $cleaned++;
                    227:                               unlink("$fname");
                    228:                           }
                    229:     
                    230: }
                    231: print $fh "Cleaned up ".$cleaned." files.";
                    232: 
                    233: # ------------------------------------------------------------ clean out lonIDs
                    234: print $fh '<hr><a name="tokens"><h2>Session Tokens</h2>';
                    235: $cleaned=0;
                    236: $active=0;
                    237: while ($fname=<$perlvar{'lonIDsDir'}/*>) {
                    238:                           my ($dev,$ino,$mode,$nlink,
                    239:                               $uid,$gid,$rdev,$size,
                    240:                               $atime,$mtime,$ctime,
                    241:                               $blksize,$blocks)=stat($fname);
                    242:                           $now=time;
                    243:                           $since=$now-$mtime;
                    244:                           if ($since>$perlvar{'lonExpire'}) {
                    245:                               $cleaned++;
                    246:                               print $fh "Unlinking $fname<br>";
                    247:                               unlink("$fname");
                    248:                           } else {
                    249:                               $active++;
                    250:                           }
                    251:     
                    252: }
                    253: print $fh "<p>Cleaned up ".$cleaned." stale session token(s).";
                    254: print $fh "<h3>$active open session(s)</h3>";
                    255: 
1.1       albertel  256: # ----------------------------------------------------------------------- httpd
                    257: 
                    258: print $fh '<hr><a name="httpd"><h2>httpd</h2><h3>Access Log</h3><pre>';
                    259: 
                    260: open (DFH,"tail -n40 /etc/httpd/logs/access_log|");
                    261: while ($line=<DFH>) { print $fh "$line" };
                    262: close (DFH);
                    263: 
                    264: print $fh "</pre><h3>Error Log</h3><pre>";
                    265: 
                    266: open (DFH,"tail -n50 /etc/httpd/logs/error_log|");
                    267: while ($line=<DFH>) { 
                    268:    print $fh "$line";
                    269:    if ($line=~/\[error\]/) { $notices++; } 
                    270: };
                    271: close (DFH);
                    272: print $fh "</pre>";
                    273: &errout($fh);
1.5       harris41  274: 
                    275: 
1.11      www       276: # ---------------------------------------------------------------------- lonsql
                    277: #
                    278: # Do not run for now
                    279: #
1.6       harris41  280: if ($perlvar{'lonRole'} eq "library" && 1==0) {
1.5       harris41  281: 
1.11      www       282:     print $fh '<hr><a name="lonsql"><h2>lonsql</h2><h3>Log</h3><pre>';
1.5       harris41  283:     
                    284:     if (-e "$perlvar{'lonDaemons'}/logs/lonsql.log"){
                    285: 	open (DFH,"tail -n100 $perlvar{'lonDaemons'}/logs/lonsql.log|");
                    286: 	while ($line=<DFH>) { 
                    287: 	    print $fh "$line";
                    288: 	    if ($line=~/INFO/) { $notices++; }
                    289: 	    if ($line=~/WARNING/) { $notices++; }
                    290: 	    if ($line=~/CRITICAL/) { $warnings++; }
                    291: 	};
                    292: 	close (DFH);
                    293:     }
                    294:     print $fh "</pre>";
                    295:     
                    296:     my $lonsqlfile="$perlvar{'lonDaemons'}/logs/lonsql.pid";
                    297:     
                    298:     if (-e $lonsqlfile) {
                    299: 	my $lfh=IO::File->new("$lonsqlfile");
                    300: 	my $lonsqlpid=<$lfh>;
                    301: 	chomp($lonsqlpid);
                    302: 	if (kill 0 => $lonsqlpid) {
                    303: 	    print $fh "<h3>lonsql at pid $lonsqlpid responding</h3>";
                    304: 	} else {
                    305: 	    $errors++; $errors++;
                    306: 	    print $fh "<h3>lonsql at pid $lonsqlpid not responding</h3>";
                    307: 	}
                    308:     } else {
                    309: 	$errors++;
                    310: 	print $fh "<h3>lonsql not running, trying to start</h3>";
                    311: 	system("$perlvar{'lonDaemons'}/lonsql");
                    312: 	sleep 120;
                    313: 	if (-e $lonsqlfile) {
                    314: 	    print $fh "Seems like it started ...<p>";
                    315: 	    my $lfh=IO::File->new("$lonsqlfile");
                    316: 	    my $lonsqlpid=<$lfh>;
                    317: 	    chomp($lonsqlpid);
                    318: 	    sleep 30;
                    319: 	    if (kill 0 => $lonsqlpid) {
                    320: 		print $fh "<h3>lonsql at pid $lonsqlpid responding</h3>";
                    321: 	    } else {
                    322: 		$errors++; $errors++;
                    323: 		print $fh "<h3>lonsql at pid $lonsqlpid not responding</h3>";
                    324: 		print $fh "Give it one more try ...<p>";
                    325: 		system("$perlvar{'lonDaemons'}/lonsql");
                    326: 		sleep 120;
                    327: 	    }
                    328: 	} else {
                    329: 	    print $fh "Seems like that did not work!<p>";
                    330: 	    $errors++;
                    331: 	}
                    332: 	if (-e "$perlvar{'lonDaemons'}/logs/lonsql.log"){
                    333: 	    print $fh "<p><pre>";
                    334: 	    open (DFH,"tail -n100 $perlvar{'lonDaemons'}/logs/lonsql.log|");
                    335: 	    while ($line=<DFH>) { 
                    336: 		print $fh "$line";
                    337: 		if ($line=~/WARNING/) { $notices++; }
                    338: 		if ($line=~/CRITICAL/) { $notices++; }
                    339: 	    };
                    340: 	    close (DFH);
                    341: 	    print $fh "</pre>";
                    342: 	}
                    343:     }
                    344: 
                    345:     $fname="$perlvar{'lonDaemons'}/logs/lonsql.log";
                    346: 
                    347:     my ($dev,$ino,$mode,$nlink,
                    348: 	$uid,$gid,$rdev,$size,
                    349: 	$atime,$mtime,$ctime,
                    350: 	$blksize,$blocks)=stat($fname);
                    351: 
                    352:     if ($size>40000) {
                    353: 	print $fh "Rotating logs ...<p>";
                    354: 	rename("$fname.2","$fname.3");
                    355: 	rename("$fname.1","$fname.2");
                    356: 	rename("$fname","$fname.1");
                    357:     }
                    358: 
                    359:     &errout($fh);
                    360: }
1.1       albertel  361: # ------------------------------------------------------------------------ lond
                    362: 
                    363: print $fh '<hr><a name="lond"><h2>lond</h2><h3>Log</h3><pre>';
                    364: 
                    365: if (-e "$perlvar{'lonDaemons'}/logs/lond.log"){
1.3       www       366: open (DFH,"tail -n100 $perlvar{'lonDaemons'}/logs/lond.log|");
1.1       albertel  367: while ($line=<DFH>) { 
                    368:    print $fh "$line";
1.3       www       369:    if ($line=~/INFO/) { $notices++; }
1.4       www       370:    if ($line=~/WARNING/) { $notices++; }
                    371:    if ($line=~/CRITICAL/) { $warnings++; }
1.1       albertel  372: };
                    373: close (DFH);
                    374: }
                    375: print $fh "</pre>";
                    376: 
                    377: my $londfile="$perlvar{'lonDaemons'}/logs/lond.pid";
                    378: 
1.7       harris41  379: my $restartflag=1;
                    380: if (-e $londfile) {    
1.1       albertel  381:    my $lfh=IO::File->new("$londfile");
                    382:    my $londpid=<$lfh>;
                    383:    chomp($londpid);
                    384:    if (kill 0 => $londpid) {
                    385:       print $fh "<h3>lond at pid $londpid responding</h3>";
1.7       harris41  386:       $restartflag=0;
1.1       albertel  387:    } else {
1.8       harris41  388:       $errors++;
1.1       albertel  389:       print $fh "<h3>lond at pid $londpid not responding</h3>";
1.7       harris41  390:       # Intelligently handle this.
                    391:       # Possibility #1: there is no process
                    392:       # Solution: remove .pid file and restart
                    393:       if (getpgrp($londpid)==-1) {
                    394: 	  unlink($londfile);
                    395: 	  $restartflag=1;
                    396:       }
1.8       harris41  397:       else {
1.10      harris41  398:       # Possibility #2: there is a live process that is not responding
1.7       harris41  399:       #                 for an unknown reason
1.10      harris41  400:       # Solution: kill parent and children processes, remove .pid and restart
1.9       harris41  401: 	  `killall -9 lond`;
1.8       harris41  402: 	  unlink($londfile);
                    403: 	  $restartflag=1;
                    404:       }
                    405:       print $fh 
                    406: 	  "<h3>Deciding to clean up stale .pid file and restart lond</h3>";
1.1       albertel  407:    }
1.7       harris41  408: } 
                    409: if ($restartflag==1) {
1.1       albertel  410:    $errors++;
                    411:    print $fh "<h3>lond not running, trying to start</h3>";
                    412:    system("$perlvar{'lonDaemons'}/lond");
                    413:    sleep 120;
                    414:    if (-e $londfile) {
                    415:        print $fh "Seems like it started ...<p>";
                    416:        my $lfh=IO::File->new("$londfile");
                    417:        my $londpid=<$lfh>;
                    418:        chomp($londpid);
                    419:        sleep 30;
                    420:        if (kill 0 => $londpid) {
                    421:           print $fh "<h3>lond at pid $londpid responding</h3>";
                    422:        } else {
                    423:           $errors++; $errors++;
                    424:           print $fh "<h3>lond at pid $londpid not responding</h3>";
                    425:           print $fh "Give it one more try ...<p>";
                    426:           system("$perlvar{'lonDaemons'}/lond");
                    427:           sleep 120;
                    428:        }
                    429:    } else {
                    430:        print $fh "Seems like that did not work!<p>";
                    431:        $errors++;
                    432:    }
1.3       www       433:    if (-e "$perlvar{'lonDaemons'}/logs/lond.log"){
                    434:     print $fh "<p><pre>";
                    435:     open (DFH,"tail -n100 $perlvar{'lonDaemons'}/logs/lond.log|");
                    436:     while ($line=<DFH>) { 
                    437:       print $fh "$line";
1.4       www       438:       if ($line=~/WARNING/) { $notices++; }
                    439:       if ($line=~/CRITICAL/) { $notices++; }
1.3       www       440:     };
                    441:     close (DFH);
                    442:     print $fh "</pre>";
                    443:    }
1.1       albertel  444: }
                    445: 
                    446: $fname="$perlvar{'lonDaemons'}/logs/lond.log";
                    447: 
                    448:                           my ($dev,$ino,$mode,$nlink,
                    449:                               $uid,$gid,$rdev,$size,
                    450:                               $atime,$mtime,$ctime,
                    451:                               $blksize,$blocks)=stat($fname);
                    452: 
                    453: if ($size>40000) {
                    454:     print $fh "Rotating logs ...<p>";
                    455:     rename("$fname.2","$fname.3");
                    456:     rename("$fname.1","$fname.2");
                    457:     rename("$fname","$fname.1");
                    458: }
                    459: 
                    460: &errout($fh);
                    461: # ------------------------------------------------------------------------ lonc
                    462: 
                    463: print $fh '<hr><a name="lonc"><h2>lonc</h2><h3>Log</h3><pre>';
                    464: 
                    465: if (-e "$perlvar{'lonDaemons'}/logs/lonc.log"){
1.3       www       466: open (DFH,"tail -n100 $perlvar{'lonDaemons'}/logs/lonc.log|");
1.1       albertel  467: while ($line=<DFH>) { 
                    468:    print $fh "$line";
1.3       www       469:    if ($line=~/INFO/) { $notices++; }
1.4       www       470:    if ($line=~/WARNING/) { $notices++; }
                    471:    if ($line=~/CRITICAL/) { $warnings++; }
1.1       albertel  472: };
                    473: close (DFH);
                    474: }
                    475: print $fh "</pre>";
                    476: 
                    477: my $loncfile="$perlvar{'lonDaemons'}/logs/lonc.pid";
                    478: 
1.7       harris41  479: $restartflag=1;
1.1       albertel  480: if (-e $loncfile) {
                    481:    my $lfh=IO::File->new("$loncfile");
                    482:    my $loncpid=<$lfh>;
                    483:    chomp($loncpid);
                    484:    if (kill 0 => $loncpid) {
                    485:       print $fh "<h3>lonc at pid $loncpid responding, sending USR1</h3>";
                    486:       kill USR1 => $loncpid;
1.7       harris41  487:       $restartflag=0;
1.1       albertel  488:    } else {
1.8       harris41  489:       $errors++;
1.1       albertel  490:       print $fh "<h3>lonc at pid $loncpid not responding</h3>";
1.7       harris41  491:       # Intelligently handle this.
                    492:       # Possibility #1: there is no process
                    493:       # Solution: remove .pid file and restart
                    494:       if (getpgrp($loncpid)==-1) {
                    495: 	  unlink($loncfile);
                    496: 	  $restartflag=1;
                    497:       }
1.8       harris41  498:       else {
1.10      harris41  499:       # Possibility #2: there is a live process that is not responding
1.7       harris41  500:       #                 for an unknown reason
1.10      harris41  501:       # Solution: kill parent and children processes, remove .pid and restart
1.9       harris41  502: 	  `killall -9 lonc`;
1.8       harris41  503: 	  unlink($loncfile);
                    504: 	  $restartflag=1;
                    505:       }
                    506:       print $fh 
                    507: 	  "<h3>Deciding to clean up stale .pid file and restart lonc</h3>";
1.1       albertel  508:    }
1.7       harris41  509: } 
                    510: if ($restartflag==1) {
1.1       albertel  511:    $errors++;
                    512:    print $fh "<h3>lonc not running, trying to start</h3>";
                    513:    system("$perlvar{'lonDaemons'}/lonc");
                    514:    sleep 120;
                    515:    if (-e $loncfile) {
                    516:        print $fh "Seems like it started ...<p>";
                    517:        my $lfh=IO::File->new("$loncfile");
                    518:        my $loncpid=<$lfh>;
                    519:        chomp($loncpid);
                    520:        sleep 30;
                    521:        if (kill 0 => $loncpid) {
                    522:           print $fh "<h3>lonc at pid $loncpid responding</h3>";
                    523:        } else {
                    524:           $errors++; $errors++;
                    525:           print $fh "<h3>lonc at pid $loncpid not responding</h3>";
                    526:           print $fh "Give it one more try ...<p>";
                    527:           system("$perlvar{'lonDaemons'}/lonc");
                    528:           sleep 120;
                    529:        }
                    530:    } else {
                    531:        print $fh "Seems like that did not work!<p>";
                    532:        $errors++;
                    533:    }
1.3       www       534:    if (-e "$perlvar{'lonDaemons'}/logs/lonc.log") {
                    535:     print $fh "<p><pre>";
                    536:     open (DFH,"tail -n100 $perlvar{'lonDaemons'}/logs/lonc.log|");
                    537:     while ($line=<DFH>) { 
                    538:       print $fh "$line";
1.4       www       539:       if ($line=~/WARNING/) { $notices++; }
                    540:       if ($line=~/CRITICAL/) { $notices++; }
1.3       www       541:     };
                    542:     close (DFH);
                    543:     print $fh "</pre>";
                    544:    }
1.1       albertel  545: }
                    546: 
                    547: $fname="$perlvar{'lonDaemons'}/logs/lonc.log";
                    548: 
                    549:                           my ($dev,$ino,$mode,$nlink,
                    550:                               $uid,$gid,$rdev,$size,
                    551:                               $atime,$mtime,$ctime,
                    552:                               $blksize,$blocks)=stat($fname);
                    553: 
                    554: if ($size>40000) {
                    555:     print $fh "Rotating logs ...<p>";
                    556:     rename("$fname.2","$fname.3");
                    557:     rename("$fname.1","$fname.2");
                    558:     rename("$fname","$fname.1");
                    559: }
                    560: 
                    561:    
                    562: &errout($fh);
                    563: # ---------------------------------------------------------------------- lonnet
                    564: 
                    565: print $fh '<hr><a name="lonnet"><h2>lonnet</h2><h3>Temp Log</h3><pre>';
                    566: if (-e "$perlvar{'lonDaemons'}/logs/lonnet.log"){
                    567: open (DFH,"tail -n50 $perlvar{'lonDaemons'}/logs/lonnet.log|");
                    568: while ($line=<DFH>) { 
                    569:     print $fh "$line";
                    570: };
                    571: close (DFH);
                    572: }
1.11      www       573: print $fh "</pre><h3>Perm Log</h3><pre>";
1.1       albertel  574: 
                    575: if (-e "$perlvar{'lonDaemons'}/logs/lonnet.perm.log") {
                    576:     open(DFH,"tail -n10 $perlvar{'lonDaemons'}/logs/lonnet.perm.log|");
                    577: while ($line=<DFH>) { 
                    578:    print $fh "$line";
                    579: };
                    580: close (DFH);
                    581: } else { print $fh "No perm log\n" }
                    582: 
                    583: $fname="$perlvar{'lonDaemons'}/logs/lonnet.log";
                    584: 
                    585:                           my ($dev,$ino,$mode,$nlink,
                    586:                               $uid,$gid,$rdev,$size,
                    587:                               $atime,$mtime,$ctime,
                    588:                               $blksize,$blocks)=stat($fname);
                    589: 
                    590: if ($size>40000) {
                    591:     print $fh "Rotating logs ...<p>";
                    592:     rename("$fname.2","$fname.3");
                    593:     rename("$fname.1","$fname.2");
                    594:     rename("$fname","$fname.1");
                    595: }
                    596: 
                    597: print $fh "</pre>";
                    598: &errout($fh);
                    599: # ----------------------------------------------------------------- Connections
                    600: 
                    601: print $fh '<hr><a name="connections"><h2>Connections</h2>';
                    602: 
                    603: print $fh "<table border=2>";
                    604: foreach $tryserver (keys %hostname) {
                    605: 
                    606:     $answer=reply("pong",$tryserver);
                    607:     if ($answer eq "$tryserver:$perlvar{'lonHostID'}") {
                    608: 	$result="<b>ok</b>";
                    609:     } else {
                    610:         $result=$answer;
                    611:         $warnings++;
                    612:         if ($answer eq 'con_lost') { $warnings++; }
                    613:     }
                    614:     print $fh "<tr><td>$tryserver</td><td>$result</td></tr>\n";
                    615: 
                    616: }
                    617: print $fh "</table>";
                    618: 
                    619: &errout($fh);
                    620: # ------------------------------------------------------------ Delayed messages
                    621: 
                    622: print $fh '<hr><a name="delayed"><h2>Delayed Messages</h2>';
                    623: 
                    624: print $fh '<h3>Scanning Permanent Log</h3>';
                    625: 
                    626: $unsend=0;
                    627: {
                    628:     my $dfh=IO::File->new("$perlvar{'lonDaemons'}/logs/lonnet.perm.log");
                    629:     while ($line=<$dfh>) {
                    630: 	($time,$sdf,$dserv,$dcmd)=split(/:/,$line);
                    631:         if ($sdf eq 'F') { 
                    632: 	    $local=localtime($time);
                    633:             print "<b>Failed: $time, $dserv, $dcmd</b><br>";
                    634:             $warnings++;
                    635:         }
                    636:         if ($sdf eq 'S') { $unsend--; }
                    637:         if ($sdf eq 'D') { $unsend++; }
                    638:     }
                    639: }
                    640: print $fh "Total unsend messages: <b>$unsend</b><p>\n";
                    641: $warnings=$warnings+5*$unsend;
                    642: 
                    643: print $fh "<h3>Outgoing Buffer</h3>";
                    644: 
                    645: open (DFH,"ls -lF $perlvar{'lonSockDir'}/delayed|");
                    646: while ($line=<DFH>) { 
                    647:     print $fh "$line<br>";
                    648: };
                    649: close (DFH);
                    650: 
                    651: # ------------------------------------------------------------------------- End
                    652: print $fh "<a name=errcount>\n";
                    653: $totalcount=$notices+4*$warnings+100*$errors;
                    654: &errout($fh);
                    655: print $fh "<h1>Total Error Count: $totalcount</h1>";
                    656: $now=time;
                    657: $date=localtime($now);
                    658: print $fh "<hr>$date ($now)</body></html>\n";
                    659: 
                    660: }
                    661: 
                    662: rename ("$statusdir/newstatus.html","$statusdir/index.html");
                    663: 
                    664: if ($totalcount>200) {
                    665:    $emailto="$perlvar{'lonAdmEMail'},$perlvar{'lonSysEMail'}";
                    666:    $subj="LON: $perlvar{'lonHostID'} E:$errors W:$warnings N:$notices"; 
                    667:    system(
                    668:  "metasend -b -t $emailto -s '$subj' -f $statusdir/index.html -m text/html");
                    669: }
                    670: 1;
                    671: 
                    672: 
                    673: 
                    674: 
                    675: 
                    676: 
                    677: 
                    678: 

FreeBSD-CVSweb <freebsd-cvsweb@FreeBSD.org>