From 710a210ae6f165c2e3ce165d30d27f189311656b Mon Sep 17 00:00:00 2001
From: Niklas Yann Wettengel <niyawe@niyawe.de>
Date: Sat, 18 Mar 2017 15:27:21 +0100
Subject: [PATCH] updated setup_fastd

added features:
 - configure_iptables
---
 .../configure_iptables/files/ip6tables.rules  | 31 +++++++++++
 roles/configure_iptables/files/iptables.rules | 55 +++++++++++++++++++
 roles/configure_iptables/tasks/main.yml       | 26 +++++++++
 setup_fastd.yml                               |  1 +
 4 files changed, 113 insertions(+)
 create mode 100644 roles/configure_iptables/files/ip6tables.rules
 create mode 100644 roles/configure_iptables/files/iptables.rules
 create mode 100644 roles/configure_iptables/tasks/main.yml

diff --git a/roles/configure_iptables/files/ip6tables.rules b/roles/configure_iptables/files/ip6tables.rules
new file mode 100644
index 0000000..635b748
--- /dev/null
+++ b/roles/configure_iptables/files/ip6tables.rules
@@ -0,0 +1,31 @@
+# Generated by ip6tables-save v1.4.21 on Mon Feb 22 00:25:52 2016
+*filter
+:INPUT DROP [0:0]
+:FORWARD ACCEPT [0:0]
+:OUTPUT ACCEPT [0:0]
+:LOGGING - [0:0]
+-A INPUT -i lo -j ACCEPT
+-A INPUT -m state --state RELATED,ESTABLISHED -j ACCEPT
+-A INPUT -p icmpv6 -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
+# http
+-A INPUT -p tcp -m tcp --dport 80 -j ACCEPT
+# ntp
+-A INPUT -p udp -m udp --dport 123 -j ACCEPT
+# munin
+-A INPUT -p tcp -m tcp --dport 4949 -j ACCEPT
+# fastd
+-A INPUT -p udp -m udp --dport 10000 -j ACCEPT
+# MOSH
+-A INPUT -p udp -m udp --dport 60000:61000 -j ACCEPT
+# LOG
+-A INPUT -j LOGGING
+-A LOGGING -m limit --limit 2/min -j LOG --log-prefix "IP6Tables-Dropped: " --log-level 4
+-A LOGGING -j DROP
+COMMIT
+# Completed on Mon Feb 22 00:25:52 2016
diff --git a/roles/configure_iptables/files/iptables.rules b/roles/configure_iptables/files/iptables.rules
new file mode 100644
index 0000000..30fef33
--- /dev/null
+++ b/roles/configure_iptables/files/iptables.rules
@@ -0,0 +1,55 @@
+# Generated by iptables-save v1.4.21 on Tue Sep  8 21:44:08 2015
+*mangle
+:PREROUTING ACCEPT [0:0]
+:INPUT ACCEPT [0:0]
+:FORWARD ACCEPT [0:0]
+:OUTPUT ACCEPT [0:0]
+:POSTROUTING ACCEPT [0:0]
+-A PREROUTING -i bat0 -j MARK --set-xmark 0x1/0xffffffff
+COMMIT
+# Completed on Tue Sep  8 21:44:08 2015
+# Generated by iptables-save v1.4.21 on Tue Sep  8 21:44:08 2015
+*filter
+:INPUT DROP [0:0]
+:FORWARD ACCEPT [0:0]
+:OUTPUT ACCEPT [0:0]
+:LOGGING - [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
+# http
+-A INPUT -p tcp -m tcp --dport 80 -j ACCEPT
+-A INPUT -p tcp -m tcp --dport 443 -j ACCEPT
+# ntp
+-A INPUT -p udp -m udp --dport 123 -j ACCEPT
+# munin
+-A INPUT -p tcp -m tcp --dport 4949 -j ACCEPT
+# iperf
+-A INPUT -i bat0 -p tcp -m tcp --dport 5001 -j ACCEPT
+# fastd
+-A INPUT -p udp -m udp --dport 10000 -j ACCEPT
+# MOSH
+-A INPUT -p udp -m udp --dport 60000:61000 -j ACCEPT
+# LOG
+-A INPUT -j LOGGING
+-A LOGGING -m limit --limit 2/min -j LOG --log-prefix "IPTables-Dropped: " --log-level 4
+-A LOGGING -j DROP
+COMMIT
+# Completed on Tue Sep  8 21:44:08 2015
+# Generated by iptables-save v1.4.21 on Tue Sep  8 21:44:08 2015
+*nat
+:PREROUTING ACCEPT [0:0]
+:INPUT ACCEPT [0:0]
+:OUTPUT ACCEPT [0:0]
+:POSTROUTING ACCEPT [0:0]
+-A POSTROUTING -o mullvad -j MASQUERADE
+COMMIT
+# Completed on Tue Sep  8 21:44:08 2015
+
diff --git a/roles/configure_iptables/tasks/main.yml b/roles/configure_iptables/tasks/main.yml
new file mode 100644
index 0000000..34f6c27
--- /dev/null
+++ b/roles/configure_iptables/tasks/main.yml
@@ -0,0 +1,26 @@
+---
+- name: copy iptables.rules
+  copy:
+      src: iptables.rules
+      dest: /etc/iptables/iptables.rules
+  register: iptables_rules
+
+- name: start and enable iptables service
+  when: iptables_rules.changed
+  systemd:
+      name: iptables.service
+      enabled: yes
+      state: reloaded
+
+- name: copy ip6tables.rules
+  copy:
+      src: ip6tables.rules
+      dest: /etc/iptables/ip6tables.rules
+  register: ip6tables_rules
+
+- name: start and enable ip6tables service
+  when: ip6tables_rules.changed
+  systemd:
+      name: ip6tables.service
+      enabled: yes
+      state: reloaded
diff --git a/setup_fastd.yml b/setup_fastd.yml
index 04692af..e041d6f 100644
--- a/setup_fastd.yml
+++ b/setup_fastd.yml
@@ -6,6 +6,7 @@
       - install_yaourt
       - configure_journald
       - configure_sysctl
+      - configure_iptables
       - install_ntp
       - install_haveged
       - setup_batman