jazz.m4: Allow iodine hosts NATed internet access.
[firewall] / jazz.m4
1 ### -*-sh-*-
2 ###
3 ### Firewall configuration for jazz
4 ###
5 ### (c) 2008 Mark Wooding
6 ###
7
8 ###----- Licensing notice ---------------------------------------------------
9 ###
10 ### This program is free software; you can redistribute it and/or modify
11 ### it under the terms of the GNU General Public License as published by
12 ### the Free Software Foundation; either version 2 of the License, or
13 ### (at your option) any later version.
14 ###
15 ### This program is distributed in the hope that it will be useful,
16 ### but WITHOUT ANY WARRANTY; without even the implied warranty of
17 ### MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 ### GNU General Public License for more details.
19 ###
20 ### You should have received a copy of the GNU General Public License
21 ### along with this program; if not, write to the Free Software Foundation,
22 ### Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
23
24 ###--------------------------------------------------------------------------
25 ### jazz-specific rules.
26
27 m4_divert(86)m4_dnl
28 ## Externally visible services.
29 allowservices inbound tcp \
30 ssh \
31 ident \
32 http https \
33 tor_public tor_directory i2p
34 allowservices inbound udp \
35 tripe \
36 i2p
37
38 ## Other interesting things.
39 dnsresolver inbound
40 dnsserver inbound
41
42 ## Temporary NAT for iodine tunnel.
43 for i in PREROUTING OUTPUT POSTROUTING; do
44 run iptables -t nat -P $i ACCEPT 2>/dev/null || :
45 run iptables -t nat -F $i 2>/dev/null || :
46 done
47 run iptables -t nat -F
48 run iptables -t nat -X
49
50 iptables -t nat -N outbound
51 run iptables -t nat -A outbound -j RETURN ! -i dns+
52 run iptables -t nat -A outbound -j RETURN ! -s 172.29.198.128/28
53 run iptables -t nat -A outbound -j RETURN -d 172.29.198.0/23
54 run iptables -t nat -A outbound -j SNAT --to-source 212.13.198.77
55 iptables -t nat -A POSTROUTING -j outbound
56
57 m4_divert(-1)
58 ###----- That's all, folks --------------------------------------------------