+function juju_createproxy() {
+ echo -e "\nChecking required packages: iptables-persistent"
+ dpkg -l iptables-persistent &>/dev/null || ! echo -e " Not installed.\nInstalling iptables-persistent requires root privileges" || \
+ sudo DEBIAN_FRONTEND=noninteractive apt-get -yq install iptables-persistent
+
+ if ! sudo iptables -t nat -C PREROUTING -p tcp -m tcp --dport 17070 -j DNAT --to-destination $OSM_VCA_HOST; then
+ sudo iptables -t nat -A PREROUTING -p tcp -m tcp --dport 17070 -j DNAT --to-destination $OSM_VCA_HOST
+ sudo netfilter-persistent save
+ fi
+}
+