X-Git-Url: https://git.openstreetmap.org./dns.git/blobdiff_plain/9d9aca89b8d2723b3d7167b5249e3cc22e7f46fe..ab87b76a531e2a1d7628e8e7e72c51de25cac7da:/bin/mkgeo?ds=inline

diff --git a/bin/mkgeo b/bin/mkgeo
index f726668..27876b8 100755
--- a/bin/mkgeo
+++ b/bin/mkgeo
@@ -1,5 +1,7 @@
 #!/usr/bin/perl
 
+use v5.12;
+
 use strict;
 use warnings;
 
@@ -12,9 +14,11 @@ use YAML;
 my $originfile = shift @ARGV;
 my $clusterfile = shift @ARGV;
 my $zone = shift @ARGV;
+my $jszone = shift @ARGV;
 my $targetoriginfile = shift @ARGV;
 my $origins = YAML::LoadFile($originfile);
 my $clusters = YAML::LoadFile($clusterfile);
+my $gdnsname = shift @ARGV;
 my @servers;
 
 # Initialise cluster details
@@ -36,7 +40,7 @@ while (my($name,$cluster) = each %$clusters)
     {
         my $server = {
             cluster => $cluster,
-            pingdom => $cluster->{pingdom},
+            statuscake => $cluster->{statuscake},
             bandwidth => $cluster->{bandwidth},
             ipv4 => $cluster->{ipv4},
             ipv6 => $cluster->{ipv6}
@@ -48,68 +52,106 @@ while (my($name,$cluster) = each %$clusters)
     }
 
     $cluster->{name} = $name;
-
-    if ($ENV{PINGDOM_USERNAME} && $ENV{PINGDOM_PASSWORD})
-    {
-        $cluster->{status} = "down";
-    }
-    else
-    {
-        $cluster->{status} = "up";
-    }
+    $cluster->{status} = "down";
 }
 
 # Initialise server details
 foreach my $server (@servers)
 {
-    if ($ENV{PINGDOM_USERNAME} && $ENV{PINGDOM_PASSWORD})
+    $server->{status} = "up";
+}
+
+# If statuscake support is enabled then check which servers are up
+if ($ENV{STATUSCAKE_USERNAME} && $ENV{STATUSCAKE_APIKEY})
+{
+    my $ua = LWP::UserAgent->new;
+    my $cache;
+
+    $ua->agent("mkgeo/1.0");
+    $ua->default_header("Username", $ENV{STATUSCAKE_USERNAME});
+    $ua->default_header("API", $ENV{STATUSCAKE_APIKEY});
+
+    if (-f "statuscake.yml")
     {
-        $server->{status} = "down";
+        $cache = YAML::LoadFile("statuscake.yml");
     }
     else
     {
-        $server->{status} = "up";
+        $cache = {};
     }
-}
 
-# If pingdom support is enabled then check which servers are up
-if ($ENV{PINGDOM_USERNAME} && $ENV{PINGDOM_PASSWORD})
-{
-    my $ua = LWP::UserAgent->new;
+    my $response = $ua->get("https://app.statuscake.com/API/Tests/");
 
-    $ua->default_header("App-Key", "2cohi62u5haxvqmypk3ljqqrze1jufrh");
-    $ua->credentials("api.pingdom.com:443", "Pingdom API", $ENV{PINGDOM_USERNAME}, $ENV{PINGDOM_PASSWORD});
+    if ($response->is_success)
+    {
+        my $tests = decode_json($response->content);
+
+        foreach my $test (@$tests)
+        {
+            my $testid = $test->{TestID};
+
+            if ($test->{Status} eq "Up" && !$test->{Paused})
+            {
+                $cache->{$testid} = "up";
+            }
+            else
+            {
+                $cache->{$testid} = "down";
+            }
+        }
+    }
 
     foreach my $server (@servers)
     {
-        if (my $checkid = $server->{pingdom})
+        if (my $testids = $server->{statuscake})
         {
-            my $response = $ua->get("https://api.pingdom.com/api/2.0/checks/${checkid}");
+            $server->{status} = "up";
 
-            if ($response->is_success)
+            for my $testid (@$testids)
             {
-                my $check = decode_json($response->content);
-
-                $server->{status} = $check->{check}->{status};
+                my $testresult = $cache->{$testid} || "down";
 
-                if ($server->{status} eq "up")
-                {
-                    $server->{cluster}->{status} = "up";
-                }
-                else
-                {
-                    $server->{cluster}->{bandwidth} = $server->{cluster}->{bandwidth} - $server->{bandwidth};
-                }
+                $server->{status} = "down" if $testresult eq "down";
             }
         }
+        else
+        {
+            $server->{status} = "down";
+        }
+    }
+
+    YAML::DumpFile("statuscake.yml", $cache);
+}
+
+# Mark a cluster as up if any servers are up
+foreach my $server (@servers)
+{
+    if ($server->{status} eq "up")
+    {
+        $server->{cluster}->{status} = "up";
+    }
+    else
+    {
+        $server->{cluster}->{bandwidth} = $server->{cluster}->{bandwidth} - $server->{bandwidth};
     }
 }
 
+# Create target origins object
+my $targetorigins = {};
+
 # Initialise cluster details
 while (my($name,$cluster) = each %$clusters)
 {
     $cluster->{bandwidth_limit} = $cluster->{bandwidth} * 1024 * 1024;
     $cluster->{bandwidth_used} = 0;
+
+    $targetorigins->{$cluster->{name}} = {
+        code => $cluster->{name},
+        name => $cluster->{name},
+        lat => $cluster->{lat},
+        lon => $cluster->{lon},
+        bandwidth => 0
+    };
 }
 
 my @mappings = ();
@@ -162,15 +204,16 @@ while (grep { !exists($_->{cluster}) } values %$origins)
 # Create JSON collection object
 my @json;
 
-# Create target origins object
-my $targetorigins = {};
-
 # Open output files
 my $zonefile = IO::File->new("> data/${zone}") || die "$!";
+my $jszonefile = IO::File->new("> include/${jszone}.js") || die "$!";
 my $jsonfile = IO::File->new("> json/${zone}.json") || die "$!";
 
+# Output headers
+$jszonefile->print("var \U${jszone}\E_RECORDS = [\n");
+
 # Output details for each country
-foreach my $origin (values %$origins)
+foreach my $origin (sort { $a->{name} cmp $b->{name} } values %$origins)
 {
     my $cluster = $origin->{cluster};
     my $clon = $origin->{lon};
@@ -190,6 +233,8 @@ foreach my $origin (values %$origins)
     $zonefile->print("# $origin->{name}\n");
     $zonefile->print("C\L$origin->{code}\E.${zone}:$cluster->{name}.${zone}:600\n");
 
+    $jszonefile->print("  CNAME(\"\L$origin->{code}\E.${jszone}\", \"$cluster->{name}.${zone}.\", TTL(\"10m\")),\n");
+
     push @json, {
         type => "Feature",
         geometry => {
@@ -203,53 +248,133 @@ foreach my $origin (values %$origins)
         }
     };
 
-    unless (exists($targetorigins->{$cluster->{name}}))
-    {
-        $targetorigins->{$cluster->{name}} = {
-            code => $cluster->{name},
-            name => $cluster->{name},
-            lat => $cluster->{lat},
-            lon => $cluster->{lon},
-            bandwidth => 0
-        };
-    }
-
     $targetorigins->{$cluster->{name}}->{bandwidth} += $origin->{bandwidth};
 }
 
+# Header for default records
+$zonefile->print("# Unknown origins\n");
+
 # Output default records for IPs that can't be mapped to a country
-foreach my $cluster (grep { $clusters->{$_}->{default} } keys %$clusters)
+foreach my $cluster (sort { $a->{name} cmp $b->{name} } values %$clusters)
 {
-    $zonefile->print("# Unknown origins\n");
-    $zonefile->print("Cxx.${zone}:${cluster}.${zone}:600\n");
+    my $name = $cluster->{name};
+
+    if (my $default = $cluster->{default})
+    {
+        output_server($zonefile, $jszonefile, "${default}.${zone}", "${default}.${jszone}", $cluster);
+    }
+    elsif (exists($cluster->{default}))
+    {
+        output_server($zonefile, $jszonefile, "${zone}", "${jszone}", $cluster);
+    }
 }
 
+# Header for underlying servers
 $zonefile->print("# Servers\n");
 
 # Output A records for each cluster
-while (my($name,$cluster) = each %$clusters)
+foreach my $cluster (sort { $a->{name} cmp $b->{name} } values %$clusters)
 {
-    foreach my $server (@{$cluster->{servers}})
-    {
-        if ($server->{status} eq "up")
-        {
-            $zonefile->print("+${name}.${zone}:$server->{ipv4}:600\n");
+    my $name = $cluster->{name};
 
-            if ($server->{ipv6})
-            {
-#                $zonefile->print("3${name}.${zone}:$server->{ipv6}:600\n");
-            }
-        }
+    output_server($zonefile, $jszonefile, "${name}.${zone}", "${name}.${jszone}", $cluster);
+
+    if (@{$cluster->{servers}} > 1)
+    {
+        output_server($zonefile, $jszonefile, "${name}-%02d.${zone}", "${name}-%02d.${jszone}", $cluster);
     }
 }
 
 # Output the GeoJSON text
 $jsonfile->print(encode_json(\@json));
 
+# Output footers
+$jszonefile->print("];\n");
+
 # Close the output files
 $jsonfile->close();
+$jszonefile->close();
 $zonefile->close();
 
+# Output gdnsd configuration
+if (defined($gdnsname))
+{
+    my $gdnsmapfile = IO::File->new("> gdns/${gdnsname}.map") || die "$!";
+    my $gdnsresourcefile = IO::File->new("> gdns/${gdnsname}.resource") || die "$!";
+    my $gdnsweightedfile = IO::File->new("> gdns/${gdnsname}.weighted") || die "$!";
+    my $continent = "";
+
+    $gdnsmapfile->print("${gdnsname} => {\n");
+    $gdnsmapfile->print("  geoip2_db => /usr/share/GeoIP/GeoLite2-Country.mmdb\n");
+    $gdnsmapfile->print("  datacenters => [" . join(",", sort(keys(%$clusters))) . "]\n");
+    $gdnsmapfile->print("  map => {\n");
+    $gdnsmapfile->print("    default => [" . join(",", sort(map { $_->{name} } grep { $_->{default} } values(%$clusters))) . "]\n");
+
+    foreach my $origin (sort { $a->{continent} cmp $b->{continent} || $a->{code} cmp $b->{code} } values %$origins)
+    {
+        my $code = $origin->{code};
+        my $cluster = $origin->{cluster}->{name};
+
+        next if $code eq "XK";
+
+        if ($continent ne $origin->{continent})
+        {
+            $gdnsmapfile->print("    }\n") if $continent;
+
+            $continent = $origin->{continent};
+
+            $gdnsmapfile->print("    ${continent} => {\n");
+        }
+
+        $gdnsmapfile->print("      ${code} => [${cluster}]\n");
+    }
+
+    $gdnsmapfile->print("    }\n") if $continent;
+
+    $gdnsmapfile->print("  }\n");
+    $gdnsmapfile->print("}\n");
+
+    $gdnsresourcefile->print("${gdnsname} => {\n");
+    $gdnsresourcefile->print("  map => ${gdnsname}\n");
+    $gdnsresourcefile->print("  dcmap => {\n");
+
+    foreach my $cluster (sort { $a->{name} cmp $b->{name} } values %$clusters)
+    {
+        my $name = $cluster->{name};
+
+        if (@{$cluster->{servers}} > 1)
+        {
+            $gdnsweightedfile->print("${name} => {\n");
+
+            while (my($index,$server) = each @{$cluster->{servers}})
+            {
+                if ($server->{status} eq "up")
+                {
+                    my $number = sprintf("%02d", $index + 1);
+                    my $bandwidth = $server->{bandwidth};
+
+                    $gdnsweightedfile->print("  ${name}-${number} = [ ${name}-${number}.${zone}., ${bandwidth} ]\n");
+                }
+            }
+
+            $gdnsweightedfile->print("}\n");
+
+            $gdnsresourcefile->print("    ${name} => %weighted!${name}\n");
+        }
+        else
+        {
+            $gdnsresourcefile->print("    ${name} => ${name}.${zone}.\n");
+        }
+    }
+
+    $gdnsresourcefile->print("  }\n");
+    $gdnsresourcefile->print("}\n");
+
+    $gdnsweightedfile->close();
+    $gdnsresourcefile->close();
+    $gdnsmapfile->close();
+}
+
 # Output the target details in origin format if required
 YAML::DumpFile($targetoriginfile, $targetorigins) if $targetoriginfile;
 
@@ -265,14 +390,20 @@ sub match_origin
     my $match;
 
     if ($cluster->{preferred} &&
-        $cluster->{preferred}->{countries} &&
-        grep { $_ eq $origin->{country} } @{$cluster->{preferred}->{countries}})
+        $cluster->{preferred}->{origins} &&
+        grep { $_ eq $origin->{name} } @{$cluster->{preferred}->{origins}})
     {
         $match = "preferred";
     }
+    elsif ($cluster->{allowed} &&
+           $cluster->{allowed}->{origins} &&
+           grep { $_ eq $origin->{name} } @{$cluster->{allowed}->{origins}})
+    {
+        $match = "allowed";
+    }
     elsif ($cluster->{preferred} &&
-           $cluster->{preferred}->{continents} &&
-           grep { $_ eq $origin->{continent} } @{$cluster->{preferred}->{continents}})
+           $cluster->{preferred}->{countries} &&
+           grep { $_ eq $origin->{country} } @{$cluster->{preferred}->{countries}})
     {
         $match = "preferred";
     }
@@ -282,21 +413,27 @@ sub match_origin
     {
         $match = "allowed";
     }
+    elsif ($cluster->{denied} &&
+           $cluster->{denied}->{countries} &&
+           grep { $_ eq $origin->{country} } @{$cluster->{denied}->{countries}})
+    {
+        $match = "denied";
+    }
+    elsif ($cluster->{preferred} &&
+           $cluster->{preferred}->{continents} &&
+           grep { $_ eq $origin->{continent} } @{$cluster->{preferred}->{continents}})
+    {
+        $match = "preferred";
+    }
     elsif ($cluster->{allowed} &&
            $cluster->{allowed}->{continents} &&
            grep { $_ eq $origin->{continent} } @{$cluster->{allowed}->{continents}})
     {
         $match = "allowed";
     }
-    elsif ($cluster->{denied} &&
-           $cluster->{denied}->{countries} &&
-           grep { $_ eq $origin->{country} } @{$cluster->{preferred}->{countries}})
-    {
-        $match = "denied";
-    }
     elsif ($cluster->{denied} &&
            $cluster->{denied}->{continents} &&
-           grep { $_ eq $origin->{continent} } @{$cluster->{preferred}->{continents}})
+           grep { $_ eq $origin->{continent} } @{$cluster->{denied}->{continents}})
     {
         $match = "denied";
     }
@@ -384,3 +521,36 @@ sub compare_bandwidth
 
     return $a_used <=> $b_used;
 }
+
+#
+# Output DNS records for a server
+#
+sub output_server
+{
+    my $zonefile = shift;
+    my $jszonefile = shift;
+    my $name = shift;
+    my $jsname = shift;
+    my $cluster = shift;
+
+    while (my($index,$server) = each @{$cluster->{servers}})
+    {
+        if ($server->{status} eq "up")
+        {
+            $zonefile->printf("+${name}:$server->{ipv4}:600\n", $index + 1);
+            $jszonefile->printf("  A(\"${jsname}\", \"$server->{ipv4}\", TTL(\"10m\")),\n", $index + 1);
+
+            if ($server->{ipv6})
+            {
+                my $ipv6 = $server->{ipv6};
+
+                $ipv6 =~ s/([0-9a-f]{4})(?=.)/$1:/ig;
+
+                $zonefile->printf("3${name}:$server->{ipv6}:600\n", $index + 1);
+                $jszonefile->printf("  AAAA(\"${jsname}\", \"${ipv6}\", TTL(\"10m\")),\n", $index + 1);
+            }
+        }
+    }
+
+    return;
+}