Convert gdns map build to be request based

[dns.git] / bin / mkgeo

diff --git a/bin/mkgeo b/bin/mkgeo
index c89921eca6ac4a9986ba14adb40f4222a6304e2b..94c600a8e6fc7253515416e8a6628cbb8305ed10 100755 (executable)
--- a/bin/mkgeo
+++ b/bin/mkgeo
@@ -25,12 +25,12 @@ while (my($name,$cluster) = each %$clusters)
 {
     if ($cluster->{servers})
     {
 {
     if ($cluster->{servers})
     {

-        $cluster->{bandwidth} = 0;
+        $cluster->{requests} = 0;

 
         foreach my $server (@{$cluster->{servers}})
         {
             $server->{cluster} = $cluster;
 
         foreach my $server (@{$cluster->{servers}})
         {
             $server->{cluster} = $cluster;

-            $cluster->{bandwidth} = $cluster->{bandwidth} + $server->{bandwidth};
+            $cluster->{requests} = $cluster->{requests} + $server->{requests};

 
             push @servers, $server;
         }
 
             push @servers, $server;
         }


@@ -40,7 +40,7 @@ while (my($name,$cluster) = each %$clusters)
         my $server = {
             cluster => $cluster,
             statuscake => $cluster->{statuscake},
         my $server = {
             cluster => $cluster,
             statuscake => $cluster->{statuscake},

-            bandwidth => $cluster->{bandwidth},
+            requests => $cluster->{requests},

             cname => $cluster->{cname},
             ipv4 => $cluster->{ipv4},
             ipv6 => $cluster->{ipv6}
             cname => $cluster->{cname},
             ipv4 => $cluster->{ipv4},
             ipv6 => $cluster->{ipv6}


@@ -133,7 +133,7 @@ foreach my $server (@servers)
     }
     else
     {
     }
     else
     {

-        $server->{cluster}->{bandwidth} = $server->{cluster}->{bandwidth} - $server->{bandwidth};
+        $server->{cluster}->{requests} = $server->{cluster}->{requests} - $server->{requests};

     }
 }
 
     }
 }
 


@@ -143,15 +143,17 @@ my $targetorigins = {};
 # Initialise cluster details
 while (my($name,$cluster) = each %$clusters)
 {
 # Initialise cluster details
 while (my($name,$cluster) = each %$clusters)
 {

-    $cluster->{bandwidth_limit} = $cluster->{bandwidth} * 1024 * 1024;
-    $cluster->{bandwidth_used} = 0;
+    $cluster->{requests_limit} = $cluster->{requests};
+    $cluster->{requests_used} = 0;
+
+    next if $cluster->{global};

 
     $targetorigins->{$cluster->{name}} = {
         code => $cluster->{name},
         name => $cluster->{name},
         lat => $cluster->{lat},
         lon => $cluster->{lon},
 
     $targetorigins->{$cluster->{name}} = {
         code => $cluster->{name},
         name => $cluster->{name},
         lat => $cluster->{lat},
         lon => $cluster->{lon},

-        bandwidth => 0
+        requests => 0

     };
 }
 
     };
 }
 


@@ -190,7 +192,7 @@ foreach my $origin (values %$origins)
 allocate_clusters(@mappings);
 
 # If we failed to allocate every origin then loop, increasing
 allocate_clusters(@mappings);
 
 # If we failed to allocate every origin then loop, increasing

-# the bandwidth for each cluster by a little and retrying until
+# the requests for each cluster by a little and retrying until

 # we manage to allocate everything
 while (grep { !exists($_->{cluster}) } values %$origins)
 {
 # we manage to allocate everything
 while (grep { !exists($_->{cluster}) } values %$origins)
 {


@@ -200,11 +202,11 @@ while (grep { !exists($_->{cluster}) } values %$origins)
         delete $origin->{cluster};
     }
 
         delete $origin->{cluster};
     }
 

-    # Reset bandwidth usage for clusters and increase limits by 10%
+    # Reset requests usage for clusters and increase limits by 10%

     foreach my $cluster (values %$clusters)
     {
     foreach my $cluster (values %$clusters)
     {

-        $cluster->{bandwidth_used} = 0;
-        $cluster->{bandwidth_limit} = $cluster->{bandwidth_limit} * 1.1;
+        $cluster->{requests_used} = 0;
+        $cluster->{requests_limit} = $cluster->{requests_limit} * 1.1;

     }
 
     # Try the allocate again
     }
 
     # Try the allocate again


@@ -261,7 +263,9 @@ foreach my $origin (sort { $a->{name} cmp $b->{name} } values %$origins)
         };
     }
 
         };
     }
 

-    $targetorigins->{$cluster->{name}}->{bandwidth} += $origin->{bandwidth};
+    next if $cluster->{global};
+
+    $targetorigins->{$cluster->{name}}->{requests} += $origin->{requests};

 }
 
 # Skip default records if we don't need them
 }
 
 # Skip default records if we don't need them


@@ -363,15 +367,15 @@ if (defined($gdnsname))
                 if ($server->{status} eq "up")
                 {
                     my $number = sprintf("%02d", $index + 1);
                 if ($server->{status} eq "up")
                 {
                     my $number = sprintf("%02d", $index + 1);

-                    my $bandwidth = $server->{bandwidth};
+                    my $requests = $server->{requests};

 
                     if (my $cname = $server->{cname})
                     {
 
                     if (my $cname = $server->{cname})
                     {

-                        $gdnsweightedfile->print("  ${name}-${number} = [ ${cname}., ${bandwidth} ]\n");
+                        $gdnsweightedfile->print("  ${name}-${number} = [ ${cname}., ${requests} ]\n");

                     }
                     else
                     {
                     }
                     else
                     {

-                        $gdnsweightedfile->print("  ${name}-${number} = [ ${name}-${number}.${zone}.openstreetmap.org., ${bandwidth} ]\n");
+                        $gdnsweightedfile->print("  ${name}-${number} = [ ${name}-${number}.${zone}.openstreetmap.org., ${requests} ]\n");

                     }
                 }
             }
                     }
                 }
             }


@@ -493,7 +497,7 @@ sub allocate_clusters
     my @mappings = sort { compare_mappings($a, $b) } @_;
 
     # Loop over the mappings, trying to assign each origin to the
     my @mappings = sort { compare_mappings($a, $b) } @_;
 
     # Loop over the mappings, trying to assign each origin to the

-    # nearest cluster, but subject to the bandwidth limits
+    # nearest cluster, but subject to the request limits

     while (my $mapping = shift @mappings)
     {
         my @group;
     while (my $mapping = shift @mappings)
     {
         my @group;


@@ -505,16 +509,16 @@ sub allocate_clusters
             push @group, shift @mappings;
         }
 
             push @group, shift @mappings;
         }
 

-        for my $mapping (sort compare_bandwidth @group)
+        for my $mapping (sort compare_requests @group)

         {
             my $origin = $mapping->{origin};
             my $cluster = $mapping->{cluster};
 
             if (!exists($origin->{cluster}) &&
         {
             my $origin = $mapping->{origin};
             my $cluster = $mapping->{cluster};
 
             if (!exists($origin->{cluster}) &&

-                $cluster->{bandwidth_used} + $origin->{bandwidth} <= $cluster->{bandwidth_limit})
+                $cluster->{requests_used} + $origin->{requests} <= $cluster->{requests_limit})

             {
                 $origin->{cluster} = $cluster;
             {
                 $origin->{cluster} = $cluster;

-                $cluster->{bandwidth_used} = $cluster->{bandwidth_used} + $origin->{bandwidth};
+                $cluster->{requests_used} = $cluster->{requests_used} + $origin->{requests};

             }
         }
     }
             }
         }
     }


@@ -537,10 +541,10 @@ sub compare_mappings
 #
 # Compare two mappings to decide which to try first
 #
 #
 # Compare two mappings to decide which to try first
 #

-sub compare_bandwidth
+sub compare_requests

 {
 {

-    my $a_used = ( $a->{cluster}->{bandwidth_used} * 100.0 ) / ( $a->{cluster}->{bandwidth_limit} * 1.0 );
-    my $b_used = ( $b->{cluster}->{bandwidth_used} * 100.0 ) / ( $b->{cluster}->{bandwidth_limit} * 1.0 );
+    my $a_used = ( $a->{cluster}->{requests_used} * 100.0 ) / ( $a->{cluster}->{requests_limit} * 1.0 );
+    my $b_used = ( $b->{cluster}->{requests_used} * 100.0 ) / ( $b->{cluster}->{requests_limit} * 1.0 );

 
     return $a_used <=> $b_used;
 }
 
     return $a_used <=> $b_used;
 }