jazz.m4: Allow iodine hosts NATed internet access.

diff --git a/jazz.m4 b/jazz.m4
index d392f2b..f77a251 100644 (file)
--- a/jazz.m4
+++ b/jazz.m4
@@ -37,6 +37,22 @@ allowservices inbound udp \
 
 ## Other interesting things.
 dnsresolver inbound
+dnsserver inbound
+
+## Temporary NAT for iodine tunnel.
+for i in PREROUTING OUTPUT POSTROUTING; do
+  run iptables -t nat -P $i ACCEPT 2>/dev/null || :
+  run iptables -t nat -F $i 2>/dev/null || :
+done
+run iptables -t nat -F
+run iptables -t nat -X
+
+iptables -t nat -N outbound
+run iptables -t nat -A outbound -j RETURN ! -i dns+
+run iptables -t nat -A outbound -j RETURN ! -s 172.29.198.128/28
+run iptables -t nat -A outbound -j RETURN -d 172.29.198.0/23
+run iptables -t nat -A outbound -j SNAT --to-source 212.13.198.77
+iptables -t nat -A POSTROUTING -j outbound
 
 m4_divert(-1)
 ###----- That's all, folks --------------------------------------------------