[openwrt/nat64] add bgp config generator

openwrt/openwrt-nat64-bootstrap.sh

@@ -9,14 +9,17 @@
 # - do not provide IPv4 or IPv6 dhcp/ra on any interface
 
 if [ $# -lt 4 ] ; then
-    echo $0 "address hostname nat64prefix asn iBGPpeer1 [iBGPpeer2...]"
+    echo $0 "address hostname nat64prefix nat64route asn routerid iBGPpeer1 [iBGPpeer2...]"
     exit 1
 fi
 
 address=$1; shift
 hostname=$1; shift
-nat64=$1; shift
+nat64prefix=$1; shift
+nat64route=$1; shift
 asn=$1; shift
+routerid=$1; shift
+ibgp_peers="$@"
 
 # Now $@ only contains iBGP peers
 
@@ -36,8 +39,32 @@ uci set system.@system[0].hostname="${hostname}"
 # Do something wireless (?)
 # disable?
 
-echo "Setting up ibgp for $@ .."
+echo "Setting up bird ..."
+
+cat > /etc/bird.conf <<BBB
+log syslog all;
+router id ${routerid};
+
+protocol static static6 {
+	ipv6;
+	route ${nat64prefix} unreachable;
+}
+BBB
+
+for ibgp_peer in ${ibgp_peers}; do
+cat >> /etc/bird.conf <<BBB
+protocol bgp {
+	local as ${asn};
+	neighbor ${ibgp_peer} as ${asn};
+
+	ipv6 {
+		import none;
+		export where source ~ [ RTS_STATIC ];
+	};
+}
+BBB
 
 uci commit
+/etc/init.d/bird restart
 
 EOF