Move external ip function

src/freedombone-utils-firewall

     echo 1 > /proc/sys/net/ipv6/conf/all/forwarding
 }
 
-function update_external_ip {
-    ip_update_script=/usr/bin/externalipupdate
-    echo '#!/bin/bash' >> $ip_update_script
-    echo "existing_ip=\$(cat $CONFIGURATION_FILE | grep \"EXTERNAL_IPV4_ADDRESS=\" | head -n 1 | awk -F '=' '{print \$2}')'" >> $ip_update_script
-    echo "curr_ip=\$(nslookup . $EXTERNAL_IP_LOOKUP_URL | grep Address | tail -n 1 | awk -F ' ' '{print \$2}')" >> $ip_update_script
-    echo 'if [[ "$curr_ip" != "$existing_ip" ]]; then' >> $ip_update_script
-    echo "  sed -i \"s|EXTERNAL_IPV4_ADDRESS=.*|EXTERNAL_IPV4_ADDRESS=\${curr_ip}|g\" $CONFIGURATION_FILE" >> $ip_update_script
-    echo '  iptables-save > /etc/firewall.conf' >> $ip_update_script
-    echo 'fi' >> $ip_update_script
-
-    cron_add_mins 10 $ip_update_script
-}
-
 function firewall_disable_vpn {
     iptables -D INPUT -i ${FIREWALL_EIFACE} -m state --state NEW -p udp --dport 1194 -j ACCEPT
     iptables -D INPUT -i tun+ -j ACCEPT

src/freedombone-utils-network

     echo $(echo "$retval" | awk -F " " '{ for(i=1;i<=NF;i++) if ($i == "src") print $(i+1) }')
 }
 
+function update_external_ip {
+    ip_update_script=/usr/bin/externalipupdate
+    echo '#!/bin/bash' >> $ip_update_script
+    echo "existing_ip=\$(cat $CONFIGURATION_FILE | grep \"EXTERNAL_IPV4_ADDRESS=\" | head -n 1 | awk -F '=' '{print \$2}')'" >> $ip_update_script
+    echo "curr_ip=\$(nslookup . $EXTERNAL_IP_LOOKUP_URL | grep Address | tail -n 1 | awk -F ' ' '{print \$2}')" >> $ip_update_script
+    echo 'if [[ "$curr_ip" != "$existing_ip" ]]; then' >> $ip_update_script
+    echo "  sed -i \"s|EXTERNAL_IPV4_ADDRESS=.*|EXTERNAL_IPV4_ADDRESS=\${curr_ip}|g\" $CONFIGURATION_FILE" >> $ip_update_script
+    echo '  iptables-save > /etc/firewall.conf' >> $ip_update_script
+    echo 'fi' >> $ip_update_script
+
+    cron_add_mins 10 $ip_update_script
+}
+
 # NOTE: deliberately no exit 0