--- loncom/loncron 2000/12/06 21:11:35 1.7 +++ loncom/loncron 2001/04/11 13:37:39 1.19 @@ -9,6 +9,9 @@ # # 7/14,7/15,7/19,7/21,7/22,11/18, # 2/8 Gerd Kortemeyer +# Dec 00 Scott Harrison +# 12/23 Gerd Kortemeyer +# 02/12/2001, 04/11/2001 Scott Harrison use IO::File; use IO::Socket; @@ -43,7 +46,6 @@ ENDERROUT # ================================================================ Main Program - # ------------------------------------------------------------ Read access.conf { my $config=IO::File->new("/etc/httpd/conf/access.conf"); @@ -54,6 +56,33 @@ ENDERROUT $perlvar{$varname}=$varvalue; } } + 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 @@ -110,7 +139,10 @@ print $fh (<
  • Configuration
  • Machine Information +
  • Temporary Files +
  • Session Tokens
  • httpd +
  • lonsql
  • lond
  • lonc
  • lonnet @@ -182,6 +214,48 @@ while ($line=) { close (DFH); print $fh ""; &errout($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 $fh "Cleaned up ".$cleaned." files."; + +# ------------------------------------------------------------ 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)

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

    httpd

    Access Log

    ';
    @@ -202,11 +276,13 @@ print $fh "
    "; &errout($fh); -# ------------------------------------------------------------------------ lonsql - -if ($perlvar{'lonRole'} eq "library" && 1==0) { +# ---------------------------------------------------------------------- lonsql +# +# Do not run for now +# +if ($perlvar{'lonRole'} eq "library") { - print $fh '

    lonsql

    Log

    ';
    +    print $fh '

    lonsql

    Log

    ';
         
         if (-e "$perlvar{'lonDaemons'}/logs/lonsql.log"){
     	open (DFH,"tail -n100 $perlvar{'lonDaemons'}/logs/lonsql.log|");
    @@ -235,7 +311,8 @@ if ($perlvar{'lonRole'} eq "library" &&
         } else {
     	$errors++;
     	print $fh "

    lonsql not running, trying to start

    "; - system("$perlvar{'lonDaemons'}/lonsql"); + system( + "$perlvar{'lonDaemons'}/lonsql 2>>$perlvar{'lonDaemons'}/logs/lonsql_errors"); sleep 120; if (-e $lonsqlfile) { print $fh "Seems like it started ...

    "; @@ -249,7 +326,8 @@ if ($perlvar{'lonRole'} eq "library" && $errors++; $errors++; print $fh "

    lonsql at pid $lonsqlpid not responding

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

    "; - system("$perlvar{'lonDaemons'}/lonsql"); + system( + "$perlvar{'lonDaemons'}/lonsql 2>>$perlvar{'lonDaemons'}/logs/lonsql_errors"); sleep 120; } } else { @@ -312,7 +390,7 @@ if (-e $londfile) { print $fh "

    lond at pid $londpid responding

    "; $restartflag=0; } else { - $errors++; $errors++; + $errors++; print $fh "

    lond at pid $londpid not responding

    "; # Intelligently handle this. # Possibility #1: there is no process @@ -321,20 +399,23 @@ if (-e $londfile) { unlink($londfile); $restartflag=1; } - # Possibility #2: there is a zombie process - # Possibility #3: there is a live process that is not responding + else { + # Possibility #2: there is a live process that is not responding # for an unknown reason - # Solution: kill process, remove .pid and restart - kill 2 => $londpid; - unlink($londfile); - $restartflag=1; - print $fh "

    Deciding to clean up stale .pid file and restart lond

    "; + # 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("$perlvar{'lonDaemons'}/lond"); + system( + "$perlvar{'lonDaemons'}/lond 2>>$perlvar{'lonDaemons'}/logs/lond_errors"); sleep 120; if (-e $londfile) { print $fh "Seems like it started ...

    "; @@ -348,7 +429,8 @@ if ($restartflag==1) { $errors++; $errors++; print $fh "

    lond at pid $londpid not responding

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

    "; - system("$perlvar{'lonDaemons'}/lond"); + system( + "$perlvar{'lonDaemons'}/lond 2>>$perlvar{'lonDaemons'}/logs/lond_errors"); sleep 120; } } else { @@ -411,7 +493,7 @@ if (-e $loncfile) { kill USR1 => $loncpid; $restartflag=0; } else { - $errors++; $errors++; + $errors++; print $fh "

    lonc at pid $loncpid not responding

    "; # Intelligently handle this. # Possibility #1: there is no process @@ -420,20 +502,23 @@ if (-e $loncfile) { unlink($loncfile); $restartflag=1; } - # Possibility #2: there is a zombie process - # Possibility #3: there is a live process that is not responding + else { + # Possibility #2: there is a live process that is not responding # for an unknown reason - # Solution: kill process, remove .pid and restart - kill 2 => $loncpid; - unlink($loncfile); - $restartflag=1; - print $fh "

    Deciding to clean up stale .pid file and restart lonc

    "; + # 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("$perlvar{'lonDaemons'}/lonc"); + system( + "$perlvar{'lonDaemons'}/lonc 2>>$perlvar{'lonDaemons'}/logs/lonc_errors"); sleep 120; if (-e $loncfile) { print $fh "Seems like it started ...

    "; @@ -447,7 +532,8 @@ if ($restartflag==1) { $errors++; $errors++; print $fh "

    lonc at pid $loncpid not responding

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

    "; - system("$perlvar{'lonDaemons'}/lonc"); + system( + "$perlvar{'lonDaemons'}/lonc 2>>$perlvar{'lonDaemons'}/logs/lonc_errors"); sleep 120; } } else { @@ -493,7 +579,7 @@ while ($line=) { }; close (DFH); } -print $fh "

    Perm Log

    "; +print $fh "

    Perm Log

    ";
     
     if (-e "$perlvar{'lonDaemons'}/logs/lonnet.perm.log") {
         open(DFH,"tail -n10 $perlvar{'lonDaemons'}/logs/lonnet.perm.log|");