Changes for geni racks; add also-notify config to named.conf.

configure

@@ -799,6 +799,7 @@ DHCPD_DYNRANGE
 DHCPD_EXTRAIFS
 DHCPD_CONTROLNET_DECL
 NAMED_FORWARDERS
+NAMED_ALSONOTIFY
 SSLCERT_COUNTRY
 SSLCERT_STATE
 SSLCERT_LOCALITY

configure.in

@@ -214,6 +214,7 @@ AC_SUBST(DHCPD_DYNRANGE)
 AC_SUBST(DHCPD_EXTRAIFS)
 AC_SUBST(DHCPD_CONTROLNET_DECL)
 AC_SUBST(NAMED_FORWARDERS)
+AC_SUBST(NAMED_ALSONOTIFY)
 AC_SUBST(SSLCERT_COUNTRY)
 AC_SUBST(SSLCERT_STATE)
 AC_SUBST(SSLCERT_LOCALITY)

defs-elabinelab

@@ -88,6 +88,7 @@ PUBLIC_ROUTER=changeme
 PUBLIC_NETMASK=changeme
 DHCPD_DYNRANGE=changeme
 NAMED_FORWARDERS=changeme
+NAMED_ALSONOTIFY=changeme
 #
 # Must localize to avoid conflict with outer emulab frisbeed.
 #

named/named.conf.template.in

@@ -16,6 +16,7 @@
 options {
     directory "/etc/namedb";
     %forwarders%
+    %alsonotify%
 };
 
 view "internal" {

named/named_makeconf.in

@@ -60,6 +60,7 @@ my $PUBLIC_NETMASK     = "@PUBLIC_NETMASK@";
 my $NAMED_FORWARDERS   = "@NAMED_FORWARDERS@";
 my $VIRTNODE_NETWORK   = "@VIRTNODE_NETWORK@";
 my $VIRTNODE_NETMASK   = "@VIRTNODE_NETMASK@";
+my $NAMED_ALSONOTIFY   = "@NAMED_ALSONOTIFY@";
 
 # Testbed libraries.
 use lib "@prefix@/lib";
@@ -159,6 +160,18 @@ while (<IF>) {
 		    print $1 . "};\n";
 		}
 	    }
+	    elsif ($2 eq "alsonotify") {
+		if ($NAMED_ALSONOTIFY eq "") {
+		    print "";
+		}
+		else {
+		    print $1 . "also-notify {\n";
+		    foreach my $notify (split(" ", $NAMED_ALSONOTIFY)) {
+			print $1 . $1 . "$notify;\n";
+		    }
+		    print $1 . "};\n";
+		}
+	    }
 	    elsif ($2 eq "internal_network_reverse_zones") {
 		for (my $i = $ic; $i <= $ic + (255 - $imc); $i++) {
 		    my $dotted           = "${ia}.${ib}.${i}";