From 6ef6aa8d628b0c7eeeec37d0c5b43df6d87f8b33 Mon Sep 17 00:00:00 2001
From: Niklas Yann Wettengel <niyawe@niyawe.de>
Date: Wed, 12 Jul 2017 00:49:47 +0200
Subject: iptables: use template

---
 roles/configure_iptables/templates/iptables.rules | 44 +++++++++++++++++++++++
 1 file changed, 44 insertions(+)
 create mode 100644 roles/configure_iptables/templates/iptables.rules

(limited to 'roles/configure_iptables/templates/iptables.rules')

diff --git a/roles/configure_iptables/templates/iptables.rules b/roles/configure_iptables/templates/iptables.rules
new file mode 100644
index 0000000..2ae5610
--- /dev/null
+++ b/roles/configure_iptables/templates/iptables.rules
@@ -0,0 +1,44 @@
+*mangle
+:PREROUTING ACCEPT [0:0]
+:INPUT ACCEPT [0:0]
+:FORWARD ACCEPT [0:0]
+:OUTPUT ACCEPT [0:0]
+:POSTROUTING ACCEPT [0:0]
+{% for site in sites %}
+-A PREROUTING -i bat{{ site.name }} -j MARK --set-xmark 0x1/0xffffffff
+{% endfor %}
+COMMIT
+*filter
+:INPUT DROP [0:0]
+:FORWARD DROP [0:0]
+:OUTPUT ACCEPT [0:0]
+-A INPUT -s 127.0.0.1/32 -j ACCEPT
+-A INPUT -m state --state RELATED,ESTABLISHED -j ACCEPT
+-A INPUT -p icmp -j ACCEPT
+
+# SSH-Server
+-A INPUT -p tcp -m tcp --dport 22 -j ACCEPT
+# dns
+-A INPUT -p tcp -m tcp --dport 53 -j ACCEPT
+-A INPUT -p udp -m udp --dport 53 -j ACCEPT
+#dhcp
+-I INPUT -i bat0 -p udp --dport 67:68 --sport 67:68 -j ACCEPT
+# ntp
+-A INPUT -p udp -m udp --dport 123 -j ACCEPT
+# fastd
+-A INPUT -p udp -m udp --dport 10010:10021 -j ACCEPT
+# MOSH
+-A INPUT -p udp -m udp --dport 60000:61000 -j ACCEPT
+-A INPUT -m limit --limit 2/min -j LOG --log-prefix "IPTables-Dropped input: " --log-level 4
+
+{% for site in sites %}
+-A FORWARD -i bat{{ site.name }} -p udp --dport 10010:10021 -j REJECT
+{% endfor %}
+-A FORWARD -m limit --limit 2/min -j LOG --log-prefix "IPTables-Dropped forward: " --log-level 4
+COMMIT
+*nat
+:PREROUTING ACCEPT [0:0]
+:INPUT ACCEPT [0:0]
+:OUTPUT ACCEPT [0:0]
+:POSTROUTING ACCEPT [0:0]
+COMMIT
-- 
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