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Diff for /loncom/loncron between versions 1.19 and 1.23

version 1.19, 2001/04/11 13:37:39 version 1.23, 2001/09/04 17:58:44
Line 9 Line 9
 #  #
 # 7/14,7/15,7/19,7/21,7/22,11/18,  # 7/14,7/15,7/19,7/21,7/22,11/18,
 # 2/8 Gerd Kortemeyer  # 2/8 Gerd Kortemeyer
 # Dec 00 Scott Harrison  # 12/6/2000,12/8 Scott Harrison
 # 12/23 Gerd Kortemeyer  # 12/23 Gerd Kortemeyer
 # 02/12/2001, 04/11/2001 Scott Harrison  # YEAR=2001
   # 1/10/2001, 2/12/, 2/26, 3/15, 04/11, 04/21,8/27 Scott Harrison
   
 use IO::File;  use IO::File;
 use IO::Socket;  use IO::Socket;
   
   my $qflag=0;
   if (@ARGV) {
       my $arg=shift @ARGV;
       $qflag=1 if $arg eq 'quick';
   }
   
 # -------------------------------------------------- Non-critical communication  # -------------------------------------------------- Non-critical communication
 sub reply {  sub reply {
     my ($cmd,$server)=@_;      my ($cmd,$server)=@_;
Line 260  print $fh "<h3>$active open session(s)</ Line 267  print $fh "<h3>$active open session(s)</
   
 print $fh '<hr><a name="httpd"><h2>httpd</h2><h3>Access Log</h3><pre>';  print $fh '<hr><a name="httpd"><h2>httpd</h2><h3>Access Log</h3><pre>';
   
 open (DFH,"tail -n40 /etc/httpd/logs/access_log|");  open (DFH,"tail -n25 /etc/httpd/logs/access_log|");
 while ($line=<DFH>) { print $fh "$line" };  while ($line=<DFH>) { print $fh "$line" };
 close (DFH);  close (DFH);
   
 print $fh "</pre><h3>Error Log</h3><pre>";  print $fh "</pre><h3>Error Log</h3><pre>";
   
 open (DFH,"tail -n50 /etc/httpd/logs/error_log|");  open (DFH,"tail -n25 /etc/httpd/logs/error_log|");
 while ($line=<DFH>) {   while ($line=<DFH>) { 
    print $fh "$line";     print $fh "$line";
    if ($line=~/\[error\]/) { $notices++; }      if ($line=~/\[error\]/) { $notices++; } 
Line 277  print $fh "</pre>"; Line 284  print $fh "</pre>";
   
   
 # ---------------------------------------------------------------------- lonsql  # ---------------------------------------------------------------------- lonsql
 #  
 # Do not run for now  my $restartflag=1;
 #  
 if ($perlvar{'lonRole'} eq "library") {  if ($perlvar{'lonRole'} eq "library") {
   
     print $fh '<hr><a name="lonsql"><h2>lonsql</h2><h3>Log</h3><pre>';      print $fh '<hr><a name="lonsql"><h2>lonsql</h2><h3>Log</h3><pre>';
           print "lonsql\n";
     if (-e "$perlvar{'lonDaemons'}/logs/lonsql.log"){      if (-e "$perlvar{'lonDaemons'}/logs/lonsql.log"){
  open (DFH,"tail -n100 $perlvar{'lonDaemons'}/logs/lonsql.log|");   open (DFH,"tail -n100 $perlvar{'lonDaemons'}/logs/lonsql.log|");
  while ($line=<DFH>) {    while ($line=<DFH>) { 
Line 297  if ($perlvar{'lonRole'} eq "library") { Line 303  if ($perlvar{'lonRole'} eq "library") {
     print $fh "</pre>";      print $fh "</pre>";
           
     my $lonsqlfile="$perlvar{'lonDaemons'}/logs/lonsql.pid";      my $lonsqlfile="$perlvar{'lonDaemons'}/logs/lonsql.pid";
        
       $restartflag=1;
      
     if (-e $lonsqlfile) {      if (-e $lonsqlfile) {
  my $lfh=IO::File->new("$lonsqlfile");   my $lfh=IO::File->new("$lonsqlfile");
  my $lonsqlpid=<$lfh>;   my $lonsqlpid=<$lfh>;
  chomp($lonsqlpid);   chomp($lonsqlpid);
  if (kill 0 => $lonsqlpid) {   if (kill 0 => $lonsqlpid) {
     print $fh "<h3>lonsql at pid $lonsqlpid responding</h3>";      print $fh "<h3>lonsql at pid $lonsqlpid responding</h3>";
       $restartflag=0;
  } else {   } else {
     $errors++; $errors++;      $errors++; $errors++;
     print $fh "<h3>lonsql at pid $lonsqlpid not responding</h3>";      print $fh "<h3>lonsql at pid $lonsqlpid not responding</h3>";
    $restartflag=1;
    print $fh 
       "<h3>Decided to clean up stale .pid file and restart lonsql</h3>";
  }   }
     } else {      }
       if ($restartflag==1) {
  $errors++;   $errors++;
            print $fh '<br><font color="red">Killall lonsql: '.
                       system('killall lonsql').' - ';
                       sleep 60;
                       print $fh unlink($lonsqlfile).' - '.
                                 system('killall -9 lonsql').
                       '</font><br>';
  print $fh "<h3>lonsql not running, trying to start</h3>";   print $fh "<h3>lonsql not running, trying to start</h3>";
  system(   system(
  "$perlvar{'lonDaemons'}/lonsql 2>>$perlvar{'lonDaemons'}/logs/lonsql_errors");   "$perlvar{'lonDaemons'}/lonsql 2>>$perlvar{'lonDaemons'}/logs/lonsql_errors");
  sleep 120;   sleep 120 unless $qflag;
  if (-e $lonsqlfile) {   if (-e $lonsqlfile) {
     print $fh "Seems like it started ...<p>";      print $fh "Seems like it started ...<p>";
     my $lfh=IO::File->new("$lonsqlfile");      my $lfh=IO::File->new("$lonsqlfile");
     my $lonsqlpid=<$lfh>;      my $lonsqlpid=<$lfh>;
     chomp($lonsqlpid);      chomp($lonsqlpid);
     sleep 30;      sleep 30 unless $qflag;
     if (kill 0 => $lonsqlpid) {      if (kill 0 => $lonsqlpid) {
  print $fh "<h3>lonsql at pid $lonsqlpid responding</h3>";   print $fh "<h3>lonsql at pid $lonsqlpid responding</h3>";
     } else {      } else {
Line 328  if ($perlvar{'lonRole'} eq "library") { Line 347  if ($perlvar{'lonRole'} eq "library") {
  print $fh "Give it one more try ...<p>";   print $fh "Give it one more try ...<p>";
  system(   system(
  "$perlvar{'lonDaemons'}/lonsql 2>>$perlvar{'lonDaemons'}/logs/lonsql_errors");   "$perlvar{'lonDaemons'}/lonsql 2>>$perlvar{'lonDaemons'}/logs/lonsql_errors");
  sleep 120;   sleep 120 unless $qflag;
     }      }
  } else {   } else {
     print $fh "Seems like that did not work!<p>";      print $fh "Seems like that did not work!<p>";
Line 366  if ($perlvar{'lonRole'} eq "library") { Line 385  if ($perlvar{'lonRole'} eq "library") {
 # ------------------------------------------------------------------------ lond  # ------------------------------------------------------------------------ lond
   
 print $fh '<hr><a name="lond"><h2>lond</h2><h3>Log</h3><pre>';  print $fh '<hr><a name="lond"><h2>lond</h2><h3>Log</h3><pre>';
   print "lond\n";
   
 if (-e "$perlvar{'lonDaemons'}/logs/lond.log"){  if (-e "$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=<DFH>) {   while ($line=<DFH>) { 
    print $fh "$line";     print $fh "$line";
    if ($line=~/INFO/) { $notices++; }     if ($line=~/INFO/) { $notices++; }
Line 381  print $fh "</pre>"; Line 401  print $fh "</pre>";
   
 my $londfile="$perlvar{'lonDaemons'}/logs/lond.pid";  my $londfile="$perlvar{'lonDaemons'}/logs/lond.pid";
   
 my $restartflag=1;  $restartflag=1;
 if (-e $londfile) {      if (-e $londfile) {    
    my $lfh=IO::File->new("$londfile");     my $lfh=IO::File->new("$londfile");
    my $londpid=<$lfh>;     my $londpid=<$lfh>;
Line 392  if (-e $londfile) { Line 412  if (-e $londfile) {
    } else {     } else {
       $errors++;        $errors++;
       print $fh "<h3>lond at pid $londpid not responding</h3>";        print $fh "<h3>lond at pid $londpid not responding</h3>";
       # Intelligently handle this.        $restartflag=1;
       # Possibility #1: there is no process  
       # Solution: remove .pid file and restart  
       if (getpgrp($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         print $fh 
   "<h3>Deciding to clean up stale .pid file and restart lond</h3>";    "<h3>Decided to clean up stale .pid file and restart lond</h3>";
    }     }
 }   } 
 if ($restartflag==1) {  if ($restartflag==1) {
    $errors++;     $errors++;
     print $fh '<br><font color="red">Killall lond: '.
                       system('killall lond').' - ';
             sleep 60;
             print $fh unlink($londfile).' - '.system('killall -9 lond').
                       '</font><br>';
    print $fh "<h3>lond not running, trying to start</h3>";     print $fh "<h3>lond not running, trying to start</h3>";
    system(     system(
      "$perlvar{'lonDaemons'}/lond 2>>$perlvar{'lonDaemons'}/logs/lond_errors");       "$perlvar{'lonDaemons'}/lond 2>>$perlvar{'lonDaemons'}/logs/lond_errors");
    sleep 120;     sleep 120 unless $qflag;
    if (-e $londfile) {     if (-e $londfile) {
        print $fh "Seems like it started ...<p>";         print $fh "Seems like it started ...<p>";
        my $lfh=IO::File->new("$londfile");         my $lfh=IO::File->new("$londfile");
        my $londpid=<$lfh>;         my $londpid=<$lfh>;
        chomp($londpid);         chomp($londpid);
        sleep 30;         sleep 30 unless $qflag;
        if (kill 0 => $londpid) {         if (kill 0 => $londpid) {
           print $fh "<h3>lond at pid $londpid responding</h3>";            print $fh "<h3>lond at pid $londpid responding</h3>";
        } else {         } else {
Line 431  if ($restartflag==1) { Line 442  if ($restartflag==1) {
           print $fh "Give it one more try ...<p>";            print $fh "Give it one more try ...<p>";
   system(    system(
  "$perlvar{'lonDaemons'}/lond 2>>$perlvar{'lonDaemons'}/logs/lond_errors");   "$perlvar{'lonDaemons'}/lond 2>>$perlvar{'lonDaemons'}/logs/lond_errors");
           sleep 120;            sleep 120 unless $qflag;
        }         }
    } else {     } else {
        print $fh "Seems like that did not work!<p>";         print $fh "Seems like that did not work!<p>";
Line 468  if ($size>40000) { Line 479  if ($size>40000) {
 # ------------------------------------------------------------------------ lonc  # ------------------------------------------------------------------------ lonc
   
 print $fh '<hr><a name="lonc"><h2>lonc</h2><h3>Log</h3><pre>';  print $fh '<hr><a name="lonc"><h2>lonc</h2><h3>Log</h3><pre>';
   print "lonc\n";
   
 if (-e "$perlvar{'lonDaemons'}/logs/lonc.log"){  if (-e "$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=<DFH>) {   while ($line=<DFH>) { 
    print $fh "$line";     print $fh "$line";
    if ($line=~/INFO/) { $notices++; }     if ($line=~/INFO/) { $notices++; }
Line 495  if (-e $loncfile) { Line 507  if (-e $loncfile) {
    } else {     } else {
       $errors++;        $errors++;
       print $fh "<h3>lonc at pid $loncpid not responding</h3>";        print $fh "<h3>lonc at pid $loncpid not responding</h3>";
       # Intelligently handle this.  
       # Possibility #1: there is no process  
       # Solution: remove .pid file and restart  
       if (getpgrp($loncpid)==-1) {  
   unlink($loncfile);  
   $restartflag=1;  
       }  
       else {  
       # Possibility #2: there is a live process that is not responding  
       #                 for an unknown reason  
       # Solution: kill parent and children processes, remove .pid and restart        # Solution: kill parent and children processes, remove .pid and restart
   `killall -9 lonc`;  
   unlink($loncfile);  
   $restartflag=1;    $restartflag=1;
       }  
       print $fh         print $fh 
   "<h3>Deciding to clean up stale .pid file and restart lonc</h3>";    "<h3>Decided to clean up stale .pid file and restart lonc</h3>";
    }     }
 }   } 
 if ($restartflag==1) {  if ($restartflag==1) {
    $errors++;     $errors++;
     print $fh '<br><font color="red">Killall lonc: '.
               system('killall lonc').' - ';
             sleep 60;
             print $fh unlink($loncfile).' - '.system('killall -9 lonc').
                       '</font><br>';
    print $fh "<h3>lonc not running, trying to start</h3>";     print $fh "<h3>lonc not running, trying to start</h3>";
  system(   system(
  "$perlvar{'lonDaemons'}/lonc 2>>$perlvar{'lonDaemons'}/logs/lonc_errors");   "$perlvar{'lonDaemons'}/lonc 2>>$perlvar{'lonDaemons'}/logs/lonc_errors");
    sleep 120;     sleep 120 unless $qflag;
    if (-e $loncfile) {     if (-e $loncfile) {
        print $fh "Seems like it started ...<p>";         print $fh "Seems like it started ...<p>";
        my $lfh=IO::File->new("$loncfile");         my $lfh=IO::File->new("$loncfile");
        my $loncpid=<$lfh>;         my $loncpid=<$lfh>;
        chomp($loncpid);         chomp($loncpid);
        sleep 30;         sleep 30 unless $qflag;
        if (kill 0 => $loncpid) {         if (kill 0 => $loncpid) {
           print $fh "<h3>lonc at pid $loncpid responding</h3>";            print $fh "<h3>lonc at pid $loncpid responding</h3>";
        } else {         } else {
Line 534  if ($restartflag==1) { Line 538  if ($restartflag==1) {
           print $fh "Give it one more try ...<p>";            print $fh "Give it one more try ...<p>";
    system(     system(
  "$perlvar{'lonDaemons'}/lonc 2>>$perlvar{'lonDaemons'}/logs/lonc_errors");   "$perlvar{'lonDaemons'}/lonc 2>>$perlvar{'lonDaemons'}/logs/lonc_errors");
           sleep 120;            sleep 120 unless $qflag;
        }         }
    } else {     } else {
        print $fh "Seems like that did not work!<p>";         print $fh "Seems like that did not work!<p>";
Line 572  if ($size>40000) { Line 576  if ($size>40000) {
 # ---------------------------------------------------------------------- lonnet  # ---------------------------------------------------------------------- lonnet
   
 print $fh '<hr><a name="lonnet"><h2>lonnet</h2><h3>Temp Log</h3><pre>';  print $fh '<hr><a name="lonnet"><h2>lonnet</h2><h3>Temp Log</h3><pre>';
   print "lonnet\n";
 if (-e "$perlvar{'lonDaemons'}/logs/lonnet.log"){  if (-e "$perlvar{'lonDaemons'}/logs/lonnet.log"){
 open (DFH,"tail -n50 $perlvar{'lonDaemons'}/logs/lonnet.log|");  open (DFH,"tail -n50 $perlvar{'lonDaemons'}/logs/lonnet.log|");
 while ($line=<DFH>) {   while ($line=<DFH>) { 
Line 629  print $fh "</table>"; Line 634  print $fh "</table>";
 # ------------------------------------------------------------ Delayed messages  # ------------------------------------------------------------ Delayed messages
   
 print $fh '<hr><a name="delayed"><h2>Delayed Messages</h2>';  print $fh '<hr><a name="delayed"><h2>Delayed Messages</h2>';
   print "buffers\n";
   
 print $fh '<h3>Scanning Permanent Log</h3>';  print $fh '<h3>Scanning Permanent Log</h3>';
   
Line 665  print $fh "<h1>Total Error Count: $total Line 671  print $fh "<h1>Total Error Count: $total
 $now=time;  $now=time;
 $date=localtime($now);  $date=localtime($now);
 print $fh "<hr>$date ($now)</body></html>\n";  print $fh "<hr>$date ($now)</body></html>\n";
   print "writing done\n";
 }  }
   
 rename ("$statusdir/newstatus.html","$statusdir/index.html");  rename ("$statusdir/newstatus.html","$statusdir/index.html");
   
 if ($totalcount>200) {  if ($totalcount>200) {
      print "mailing\n";
    $emailto="$perlvar{'lonAdmEMail'},$perlvar{'lonSysEMail'}";     $emailto="$perlvar{'lonAdmEMail'},$perlvar{'lonSysEMail'}";
    $subj="LON: $perlvar{'lonHostID'} E:$errors W:$warnings N:$notices";      $subj="LON: $perlvar{'lonHostID'} E:$errors W:$warnings N:$notices"; 
    system(     system(
  "metasend -b -t $emailto -s '$subj' -f $statusdir/index.html -m text/html");   "metasend -b -t $emailto -s '$subj' -f $statusdir/index.html -m text/html")
       unless $qflag;
 }  }
 1;  1;
   
Removed from v.1.19  
changed lines
  Added in v.1.23

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