Allow invocation on 2nd-level domains by coping with superzone `.'

[chiark-utils.git] / scripts / named-conf

diff --git a/scripts/named-conf b/scripts/named-conf
index a031e32639306fc31a65fd775d2550a4e50e3bbb..ba36757a41a33b4504e38dbd4bd9b34a38c460d4 100755 (executable)
--- a/scripts/named-conf
+++ b/scripts/named-conf
@@ -286,8 +286,7 @@ sub process_zones (@) {
            eval {
                if ($localonly && $cfg->{'s'} =~ m/f/) {
                    zone_warning("foreign zone specified with -l",'');
-               } elsif ($cfg->{'s'} =~ m/\*/ ||
-                        ($localonly && $cfg->{'s'} !~ m/p/)) {
+               } elsif ($localonly && $cfg->{'s'} !~ m/p/) {
                    zone_check_local();
                } else {
                    zone_check_full();
@@ -352,28 +351,34 @@ sub zone_reset() {
 }
 
 sub zone_investigate() {
-    my ($super_zone, @super_nsnames,
-       $super_ns, @super_ns_addrs, $s, $wa, $name_if_auth,
+    my ($super_zone, @start_nsnames, $start_ww,
+       $start_ns, @start_ns_addrs, $s, $wa, $name_if_auth,
        %nsrrset_checked, %soa_checked, $addr, $glueless_ok,
        $rcode, $name, $is_ns);
 
-    $super_zone= $zone;
-    for (;;) {
-       debug_trace("zone $zone superzone $super_zone");
-       $super_zone =~ s/^[^.]+\.// or die "no superzone ? ($super_zone)\n";
-       ($rcode,@super_nsnames)=
-           lookup($super_zone,'ns-','06',"superzone search");
-       last if !$rcode;
+    if ($cfg->{'s'} !~ m/\*/) {
+       $super_zone= $zone;
+       for (;;) {
+           debug_trace("zone $zone superzone $super_zone");
+           $super_zone eq '.'
+               and die "no superzone ? ($super_zone)\n";
+           $super_zone =~ s/^[^.]+\.//
+               or $super_zone= '.';
+           ($rcode,@start_nsnames)=
+               lookup($super_zone,'ns-','06',"superzone search");
+           last if !$rcode;
+       }
+       $start_ww= "server for $super_zone";
+    } else {
+       ($rcode,@start_nsnames)=
+           lookup($zone,'ns-','0',"initial nameserver search");
+       $start_ww= "nameserver for $zone";
     }
-    for $super_ns (@super_nsnames) {
-       $super_ns= lc $super_ns;
-       ($rcode,@super_ns_addrs)=
-           lookup($super_ns,'a','0',"published nameserver");
-       foreach $addr (@super_ns_addrs) {
-           push @to_check,
-                $addr,
-                "$super_ns, server for $super_zone",
-                undef, 0;
+    for $start_ns (@start_nsnames) {
+       $start_ns= lc $start_ns;
+       ($rcode,@start_ns_addrs)= lookup($start_ns,'a','0',"$start_ww");
+       foreach $addr (@start_ns_addrs) {
+           push @to_check, $addr, "$start_ns, $start_ww", undef, 0;
        }
     }
     for (;;) {
@@ -407,8 +412,7 @@ sub zone_check_nsrrset ($$$$) {
            $s2g{lc $dig_rdata} = [ ];
        } elsif ($dig_type eq 'a' && exists $s2g{$dig_owner}) {
            $wwn= "in glue from $ww";
-           push @to_check, $dig_rdata, "$dig_owner, $wwn", $dig_owner, 0;
-           zone_server_addr($dig_rdata,$dig_owner,$wwn,"NS [$uaddr]",0);
+           zone_server_queue($dig_rdata,$dig_owner,$wwn,"NS [$uaddr]",0);
            push @{ $s2g{$dig_owner} }, $dig_rdata;
        }
     },
@@ -427,13 +431,12 @@ sub zone_check_nsrrset ($$$$) {
        if (!@glue) {
            zone_warning("glueless NS $s", $ww)
                unless $glueless_ok || !$needglue ||
-                      grep { has_suffix_of($s,".$_"); }
+                      grep { has_suffix_of($zone,".$_"); }
                           @{ $cfg->{'conv_glueless'} };
            ($rcode,@glue)= lookup($s,'a','0',"glueless NS from $ww");
            foreach $a (@glue) {
                $wwn= "glueless NS from $ww";
-               push @to_check, $a, "$s, $wwn", $s, 0;
-               zone_server_addr($a,$s,$wwn,"NS [$uaddr]",0);
+               zone_server_queue($a,$s,$wwn,"NS [$uaddr]",0);
            }
        }
        $glue= join ' ', sort @glue;
@@ -461,6 +464,12 @@ sub zone_ns_name ($$) {
                @{ $cfg->{'self_ns'} }, @{ $cfg->{'self_soa'} };
 }
 
+sub zone_server_queue ($$$$$) {
+    my ($addr,$name,$wwn,$wwq,$is_soa) = @_;
+    zone_server_addr($addr,$name,$wwn,$wwq,$is_soa);
+    push @to_check, $addr, "$name, $wwn", $name, $is_soa;
+}
+
 sub zone_server_addr ($$$$$) {
     my ($addr,$name,$ww,$wwq,$is_soa) = @_;
     debug_trace("zone_server_addr ".join '|',@_);
@@ -516,8 +525,7 @@ sub zone_check_soa ($$$$) {
     ($rcode,@soa_addrs)= lookup($origin,'a','0',"SOA ORIGIN");
     $wwn= "SOA ORIGIN from $ww";
     foreach $soa_addr (@soa_addrs) {
-       zone_server_addr($soa_addr,$origin,$wwn,"SOA [$uaddr]",1);
-       push @to_check, $soa_addr, "$origin, $wwn", $origin, 1;
+       zone_server_queue($soa_addr,$origin,$wwn,"SOA [$uaddr]",1);
     }
 }
 
@@ -580,6 +588,7 @@ sub zone_servers_simplefind () {
        zone_ns_name($ns,"NS");
        zone_server_simple($ns,'NS',0);
     }
+    $delgs{join ' ', sort @nsnames} = [ "zone's servers" ];
 
     ($rcode,@soas)= lookup($zone,'soa','0',"SOA ORIGIN");
     die "multiple SOA RRs in set!  @soas ?" if @soas!=1;
@@ -691,7 +700,7 @@ sub lookup ($$$$) {
     defined($c= open $h, "-|") or die "$quis: fork adnshost:\n $!\n";
     if (!$c) {
        exec 'adnshost','-Fi','+Do','+Dt','+Dc','-Cf',"-t$type",
-            '-',"$domain.";
+            '-',"$domain";
        die "$quis: exec adnshost:\n $!\n";
     }
     @result= $h->getlines();