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Diff for /loncom/loncron between versions 1.48 and 1.58

version 1.48, 2004/05/11 20:19:46 version 1.58, 2005/04/13 18:56:07
Line 36  use LONCAPA::Configuration; Line 36  use LONCAPA::Configuration;
 use IO::File;  use IO::File;
 use IO::Socket;  use IO::Socket;
 use HTML::Entities;  use HTML::Entities;
   use Getopt::Long;
 #globals  #globals
 use vars qw (%perlvar %simplestatus $errors $warnings $notices $totalcount);  use vars qw (%perlvar %simplestatus $errors $warnings $notices $totalcount);
   
Line 76  ENDERROUT Line 77  ENDERROUT
 }  }
   
 sub start_daemon {  sub start_daemon {
     my ($fh,$daemon,$pidfile) = @_;      my ($fh,$daemon,$pidfile,$args) = @_;
     my $progname=$daemon;      my $progname=$daemon;
     if ($daemon eq 'lonc' && $ARGV[0] eq 'new') {      if ($daemon eq 'lonc' && $args eq 'new') {
  $progname='loncnew';    $progname='loncnew'; 
  print "new ";   print "new ";
     }      }
     system("$perlvar{'lonDaemons'}/$progname 2>>$perlvar{'lonDaemons'}/logs/${daemon}_errors");      my $error_fname="$perlvar{'lonDaemons'}/logs/${daemon}_errors";
       my $size=(stat($error_fname))[7];
       if ($size>40000) {
    &log($fh,"<p>Rotating error logs ...</p>");
    rename("$error_fname.2","$error_fname.3");
    rename("$error_fname.1","$error_fname.2");
    rename("$error_fname","$error_fname.1");
       }
       system("$perlvar{'lonDaemons'}/$progname 2>$perlvar{'lonDaemons'}/logs/${daemon}_errors");
     sleep 2;      sleep 2;
     if (-e $pidfile) {      if (-e $pidfile) {
  &log($fh,"<p>Seems like it started ...</p>");   &log($fh,"<p>Seems like it started ...</p>");
Line 102  sub start_daemon { Line 111  sub start_daemon {
 }  }
   
 sub checkon_daemon {  sub checkon_daemon {
     my ($fh,$daemon,$maxsize,$sendusr1)=@_;      my ($fh,$daemon,$maxsize,$sendusr1,$args)=@_;
   
     &log($fh,'<hr /><a name="'.$daemon.'" /><h2>'.$daemon.'</h2><h3>Log</h3><p style="white-space: pre;"><tt>');      &log($fh,'<hr /><a name="'.$daemon.'" /><h2>'.$daemon.'</h2><h3>Log</h3><p style="white-space: pre;"><tt>');
     printf("%-10s ",$daemon);      printf("%-15s ",$daemon);
     if (-e "$perlvar{'lonDaemons'}/logs/$daemon.log"){      if (-e "$perlvar{'lonDaemons'}/logs/$daemon.log"){
  open (DFH,"tail -n25 $perlvar{'lonDaemons'}/logs/$daemon.log|");   open (DFH,"tail -n25 $perlvar{'lonDaemons'}/logs/$daemon.log|");
  while (my $line=<DFH>) {    while (my $line=<DFH>) { 
Line 143  sub checkon_daemon { Line 152  sub checkon_daemon {
     if ($restartflag==1) {      if ($restartflag==1) {
  $simplestatus{$daemon}='off';   $simplestatus{$daemon}='off';
  $errors++;   $errors++;
    my $kadaemon=$daemon;
    if ($kadaemon eq 'lonmemcached') { $kadaemon='memcached'; }
  &log($fh,'<br><font color="red">Killall '.$daemon.': '.   &log($fh,'<br><font color="red">Killall '.$daemon.': '.
     `killall $daemon 2>&1`.' - ');      `killall $kadaemon 2>&1`.' - ');
  sleep 2;   sleep 2;
  &log($fh,unlink($pidfile).' - '.   &log($fh,unlink($pidfile).' - '.
     `killall -9 $daemon 2>&1`.      `killall -9 $kadaemon 2>&1`.
     '</font><br>');      '</font><br>');
  &log($fh,"<h3>$daemon not running, trying to start</h3>");   &log($fh,"<h3>$daemon not running, trying to start</h3>");
   
  if (&start_daemon($fh,$daemon,$pidfile)) {   if (&start_daemon($fh,$daemon,$pidfile,$args)) {
     &log($fh,"<h3>$daemon at pid $daemonpid responding</h3>");      &log($fh,"<h3>$daemon at pid $daemonpid responding</h3>");
     $simplestatus{$daemon}='restarted';      $simplestatus{$daemon}='restarted';
     print "started\n";      print "started\n";
Line 160  sub checkon_daemon { Line 171  sub checkon_daemon {
     &log($fh,"<h3>$daemon at pid $daemonpid not responding</h3>");      &log($fh,"<h3>$daemon at pid $daemonpid not responding</h3>");
     &log($fh,"<p>Give it one more try ...</p>");      &log($fh,"<p>Give it one more try ...</p>");
     print " ";      print " ";
     if (&start_daemon($fh,$daemon,$pidfile)) {      if (&start_daemon($fh,$daemon,$pidfile,$args)) {
  &log($fh,"<h3>$daemon at pid $daemonpid responding</h3>");   &log($fh,"<h3>$daemon at pid $daemonpid responding</h3>");
  $simplestatus{$daemon}='restarted';   $simplestatus{$daemon}='restarted';
  print "started\n";   print "started\n";
Line 251  sub log_machine_info { Line 262  sub log_machine_info {
     &log($fh,"<pre>");      &log($fh,"<pre>");
     my $psproc=0;      my $psproc=0;
   
     open (PSH,"ps -aux --cols 140 |");      open (PSH,"ps aux --cols 140 |");
     while (my $line=<PSH>) {       while (my $line=<PSH>) { 
  &log($fh,&encode_entities($line,'<>&"'));    &log($fh,&encode_entities($line,'<>&"')); 
  $psproc++;   $psproc++;
Line 450  sub test_connections { Line 461  sub test_connections {
     &log($fh,'<hr /><a name="connections" /><h2>Connections</h2>');      &log($fh,'<hr /><a name="connections" /><h2>Connections</h2>');
     print "testing connections\n";      print "testing connections\n";
     &log($fh,"<table border='2'>");      &log($fh,"<table border='2'>");
       my ($good,$bad)=(0,0);
     foreach my $tryserver (sort(keys(%{$hostname}))) {      foreach my $tryserver (sort(keys(%{$hostname}))) {
  print(".");   print(".");
  my $result;   my $result;
  my $answer=reply("pong",$tryserver);   my $answer=reply("ping",$tryserver);
  if ($answer eq "$tryserver:$perlvar{'lonHostID'}") {   if ($answer eq "$tryserver:$perlvar{'lonHostID'}") {
     $result="<b>ok</b>";      $result="<b>ok</b>";
       $good++;
  } else {   } else {
     $result=$answer;      $result=$answer;
     $warnings++;      $warnings++;
     if ($answer eq 'con_lost') { $warnings++; }      if ($answer eq 'con_lost') {
    $bad++;
    $warnings++;
       } else {
    $good++; #self connection
       }
  }   }
  if ($answer =~ /con_lost/) { print(" $tryserver down\n"); }   if ($answer =~ /con_lost/) { print(" $tryserver down\n"); }
  &log($fh,"<tr><td>$tryserver</td><td>$result</td></tr>\n");   &log($fh,"<tr><td>$tryserver</td><td>$result</td></tr>\n");
     }      }
     &log($fh,"</table>");      &log($fh,"</table>");
       print "\n$good good, $bad bad connections\n";
     &errout($fh);      &errout($fh);
 }  }
   
Line 538  sub log_simplestatus { Line 556  sub log_simplestatus {
 sub send_mail {  sub send_mail {
     print "sending mail\n";      print "sending mail\n";
     my $emailto="$perlvar{'lonAdmEMail'}";      my $emailto="$perlvar{'lonAdmEMail'}";
     if ($totalcount>1000) {      if ($totalcount>2500) {
  $emailto.=",$perlvar{'lonSysEMail'}";   $emailto.=",$perlvar{'lonSysEMail'}";
     }      }
     my $subj="LON: $perlvar{'lonHostID'} E:$errors W:$warnings N:$notices";       my $subj="LON: $perlvar{'lonHostID'} E:$errors W:$warnings N:$notices"; 
     system("metasend -b -t $emailto -s '$subj' -f $statusdir/index.html -m text/html");  
       my $result=system("metasend -b -S 4000000 -t $emailto -s '$subj' -f $statusdir/index.html -m text/html >& /dev/null");
       if ($result != 0) {
    $result=system("mail -s '$subj' $emailto < $statusdir/index.html");
       }
   }
   
   sub usage {
       print(<<USAGE);
   loncron - housekeeping program that checks up on various parts of Lon-CAPA
   
   Options:
      --help     Display help
      --oldlonc  When starting the lonc daemon use 'lonc' not 'loncnew'
      --noemail  Do not send the status email
      --justcheckconnections  Only check the current status of the lonc/d
                                   connections, do not send emails do not
                                   check if the daemons are running, do not
                                   generate lon-status
      --justcheckdaemons      Only check that all of the Lon-CAPA daemons are
                                   running, do not send emails do not
                                   check the lonc/d connections, do not
                                   generate lon-status
                              
   USAGE
 }  }
   
 # ================================================================ Main Program  # ================================================================ Main Program
 sub main () {  sub main () {
       my ($oldlonc,$help,$justcheckdaemons,$noemail,$justcheckconnections);
       &GetOptions("help"                 => \$help,
    "oldlonc"              => \$oldlonc,
    "justcheckdaemons"     => \$justcheckdaemons,
    "noemail"              => \$noemail,
    "justcheckconnections" => \$justcheckconnections
    );
       if ($help) { &usage(); return; }
 # --------------------------------- Read loncapa_apache.conf and loncapa.conf  # --------------------------------- Read loncapa_apache.conf and loncapa.conf
     my $perlvarref=LONCAPA::Configuration::read_conf('loncapa.conf');      my $perlvarref=LONCAPA::Configuration::read_conf('loncapa.conf');
     %perlvar=%{$perlvarref};      %perlvar=%{$perlvarref};
Line 584  sub main () { Line 634  sub main () {
           
     my (%hostname,%hostdom,%hostrole,%spareid);      my (%hostname,%hostdom,%hostrole,%spareid);
     while (my $configline=<$config>) {      while (my $configline=<$config>) {
  next if ($configline =~ /^(\#|\s*$)/);   next if ($configline =~ /^(\#|\s*\$)/);
  my ($id,$domain,$role,$name,$ip,$domdescr)=split(/:/,$configline);   my ($id,$domain,$role,$name)=split(/:/,$configline);
  if ($id && $domain && $role && $name && $ip) {   if ($id && $domain && $role && $name) {
       $name=~s/\s//g;
     $hostname{$id}=$name;      $hostname{$id}=$name;
     $hostdom{$id}=$domain;      $hostdom{$id}=$domain;
     $hostrole{$id}=$role;      $hostrole{$id}=$role;
Line 611  sub main () { Line 662  sub main () {
     $warnings=0;      $warnings=0;
     $notices=0;      $notices=0;
   
     my $fh=&start_logging(\%hostdom,\%hostrole,\%hostname,\%spareid);  
   
     &log_machine_info($fh);  
     &clean_tmp($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);  
     &checkon_daemon($fh,'lonhttpd',40000);  
       
     &test_connections($fh,\%hostname);  
     &check_delayed_msg($fh);  
   
     &finish_logging($fh);  
     &log_simplestatus();  
   
     if ($totalcount>200) { &send_mail(); }      my $fh;
       if (!$justcheckdaemons && !$justcheckconnections) {
    $fh=&start_logging(\%hostdom,\%hostrole,\%hostname,\%spareid);
   
    &log_machine_info($fh);
    &clean_tmp($fh);
    &clean_lonIDs($fh);
    &check_httpd_logs($fh);
    &rotate_lonnet_logs($fh);
       }
       if (!$justcheckconnections) {
    &checkon_daemon($fh,'lonsql',200000);
    &checkon_daemon($fh,'lond',40000,1);
    my $args='new';
    if ($oldlonc) { $args = ''; }
    &checkon_daemon($fh,'lonc',40000,1,$args);
    &checkon_daemon($fh,'lonhttpd',40000);
    &checkon_daemon($fh,'lonmemcached',40000);
       }
       if (!$justcheckdaemons) {
    &test_connections($fh,\%hostname);
       }
       if (!$justcheckdaemons && !$justcheckconnections) {
    &check_delayed_msg($fh);
    &finish_logging($fh);
    &log_simplestatus();
   
    if ($totalcount>200 && !$noemail) { &send_mail(); }
       }
 }  }
   
 &main();  &main();
Removed from v.1.48  
changed lines
  Added in v.1.58

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