[LON-CAPA-cvs] cvs: loncom(version_2_3_X) /lonnet/perl lonnet.pm

[albertel]

albertel		Sat Mar 17 00:13:08 2007 EDT

  Modified files:              (Branch: version_2_3_X)
    /loncom/lonnet/perl	lonnet.pm 
  Log:
  - backport 1.849
  
  
Index: loncom/lonnet/perl/lonnet.pm
diff -u loncom/lonnet/perl/lonnet.pm:1.824.2.2 loncom/lonnet/perl/lonnet.pm:1.824.2.3
--- loncom/lonnet/perl/lonnet.pm:1.824.2.2	Thu Jan 25 16:45:44 2007
+++ loncom/lonnet/perl/lonnet.pm	Sat Mar 17 00:13:06 2007
@@ -1,7 +1,7 @@
 # The LearningOnline Network
 # TCP networking package
 #
-# $Id: lonnet.pm,v 1.824.2.2 2007/01/25 21:45:44 albertel Exp $
+# $Id: lonnet.pm,v 1.824.2.3 2007/03/17 04:13:06 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -990,10 +990,16 @@
 my %accessed;
 my $kicks=0;
 my $hits=0;
+sub make_key {
+    my ($name,$id) = @_;
+    if (length($id) > 200) { $id=length($id).':'.&Digest::MD5::md5_hex($id); }
+    return &escape($name.':'.$id);
+}
+
 sub devalidate_cache_new {
     my ($name,$id,$debug) = @_;
     if ($debug) { &Apache::lonnet::logthis("deleting $name:$id"); }
-    $id=&escape($name.':'.$id);
+    $id=&make_key($name,$id);
     $memcache->delete($id);
     delete($remembered{$id});
     delete($accessed{$id});
@@ -1001,7 +1007,7 @@
 
 sub is_cached_new {
     my ($name,$id,$debug) = @_;
-    $id=&escape($name.':'.$id);
+    $id=&make_key($name,$id);
     if (exists($remembered{$id})) {
 	if ($debug) { &Apache::lonnet::logthis("Earyl return $id of $remembered{$id} "); }
 	$accessed{$id}=[&gettimeofday()];
@@ -1024,7 +1030,7 @@
 
 sub do_cache_new {
     my ($name,$id,$value,$time,$debug) = @_;
-    $id=&escape($name.':'.$id);
+    $id=&make_key($name,$id);
     my $setvalue=$value;
     if (!defined($setvalue)) {
 	$setvalue='__undef__';