mdw@git.distorted.org.uk Git - firewall/blob - vampire.m4

   1 ### -*-sh-*-
   2 ###
   3 ### Firewall configuration for vampire
   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 ### vampire-specific rules.
  26
  27 m4_divert(86)m4_dnl
  28 ## Externally visible services.
  29 allowservices inbound tcp \
  30         ident \
  31         ssh \
  32         tor_public tor_directory i2p
  33 allowservices inbound udp \
  34         tripe \
  35         gnutella_svc \
  36         i2p
  37
  38 ## Extend some services to local untrusted hosts.
  39 clearchain inbound-untrusted
  40 run iptables -A inbound -j inbound-untrusted -s $net_inet_untrusted
  41 run ip6tables -A inbound -j inbound-untrusted -s $net_inet6_untrusted
  42
  43 allowservices inbound-untrusted tcp \
  44         dns \
  45         lpd \
  46         netbios_ssn microsoft_ds
  47 allowservices inbound-untrusted udp \
  48         dns \
  49         tftp
  50
  51 ## Provide syslog for evolution.
  52 run iptables -A inbound -j ACCEPT \
  53         -s 172.29.198.2 \
  54         -p udp --destination-port $port_syslog
  55
  56 ## Watch outgoing Tor usage.
  57 run iptables -A OUTPUT -m multiport \
  58         -p tcp --source-ports $port_tor_public,$port_tor_directory
  59
  60 ## Other interesting things.
  61 dnsresolver inbound
  62 dnsserver inbound
  63 ntpclient inbound $ntp_servers
  64
  65 ## Provide NTP service to untrusted clients.
  66 iptables -A inbound -p udp -j ACCEPT \
  67         --source-port 123 --destination-port 123 \
  68         -s 172.29.198.0/23
  69 ip6tables -A inbound -p udp -j ACCEPT \
  70         --source-port 123 --destination-port 123 \
  71         -s 2001:470:9740::/48
  72
  73 m4_divert(-1)
  74 ###----- That's all, folks --------------------------------------------------