add things for ipv6 default route

files/ppp-post-scripts/postup.sh.j2

@@ -12,6 +12,9 @@ iptables -t nat -o "$PPP_IFACE" -A POSTROUTING -j MASQUERADE
 
 ip route add default dev "$PPP_IFACE" table $INIT_ID
 ip route add default dev "$PPP_IFACE" metric $INIT_ID
+ip -6 route add default dev "$PPP_IFACE" table $INIT_ID
+ip -6 route add default dev "$PPP_IFACE" metric $INIT_ID
 ip rule add pref 100 fwmark $INIT_ID lookup $INIT_ID
+ip -6 rule add pref 100 fwmark $INIT_ID lookup $INIT_ID
 
 ppp_origin -A "$PPP_IFACE"

files/services/docker-compose.yml.j2

@@ -3,10 +3,10 @@ services:
   dummy:
     image: alpine
     command: sleep infinity
-{% for br in bridges %}
-{% if br.dhcpv6 %}
 {% for ppp in ppps %}
 {% if ppp.dhcpv6 %}
+{% for br in bridges %}
+{% if br.dhcpv6 %}
   dhcpv6-ppp{{ppp.id}}-{{br.name}}:
     restart: always
     image: git-registry.mycard.moe/nanahira/docker-dhcpv6-client