--- 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|");