~mdw / firewall / blame
| Commit | Line | Data |
|---|---|---|
| b5aae782 MW |
1 | ### -*-sh-*- |
| 2 | ### | |
| 3 | ### Firewall configuration for fender actual | |
| 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 | ###-------------------------------------------------------------------------- | |
| b5aae782 MW |
25 | ### fender-specific rules. |
| 26 | ||
| 1a42af95 | 27 | m4_divert(86)m4_dnl |
| b5aae782 MW |
28 | ## Externally visible services. |
| 29 | allowservices inbound tcp \ | |
| 30 | ssh \ | |
| 31 | ident | |
| 32 | ||
| 33 | ## We have to provide NTP service. The guests sync to our clock. | |
| 34 | ntpclient inbound $ntp_servers | |
| 35 | ||
| f052839b | 36 | ## Provide NTP service to untrusted clients. |
| 94ce6e76 MW |
37 | run ip46tables -A inbound-untrusted -p udp -j ACCEPT \ |
| 38 | --source-port 123 --destination-port 123 | |
| f052839b | 39 | |
| e35b80fa | 40 | ## Guaranteed black hole. Put this at the very front of the chain. |
| ddbe1eaa MW |
41 | run iptables -I INPUT -d 217.169.12.78 -j DROP |
| 42 | run ip6tables -I INPUT -d 2001:8b0:c92:fff::ffff -j DROP | |
| e35b80fa | 43 | |
| b5aae782 MW |
44 | m4_divert(-1) |
| 45 | ###----- That's all, folks -------------------------------------------------- |