From 3f651ae37efad0a1df1c779bca18f82e5d65f7be Mon Sep 17 00:00:00 2001 From: Bob Mottram Date: Sat, 13 Jan 2018 22:25:29 +0000 Subject: [PATCH] More ipv6 support within the mesh firewall --- src/freedombone-mesh-install | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/src/freedombone-mesh-install b/src/freedombone-mesh-install index 9b2c981f..31c4afc6 100755 --- a/src/freedombone-mesh-install +++ b/src/freedombone-mesh-install @@ -191,28 +191,43 @@ function mesh_firewall { echo 'iptables -P INPUT DROP' >> $MESH_FIREWALL_SCRIPT echo 'ip6tables -P INPUT DROP' >> $MESH_FIREWALL_SCRIPT echo 'iptables -A INPUT -i lo -j ACCEPT' >> $MESH_FIREWALL_SCRIPT + echo 'ip6tables -A INPUT -i lo -j ACCEPT' >> $MESH_FIREWALL_SCRIPT echo 'iptables -A INPUT -m conntrack --ctstate ESTABLISHED,RELATED -j ACCEPT' >> $MESH_FIREWALL_SCRIPT + echo 'ip6tables -A INPUT -m conntrack --ctstate ESTABLISHED,RELATED -j ACCEPT' >> $MESH_FIREWALL_SCRIPT echo '' >> $MESH_FIREWALL_SCRIPT echo '# Make sure incoming tcp connections are SYN packets' >> $MESH_FIREWALL_SCRIPT echo 'iptables -A INPUT -p tcp ! --syn -m state --state NEW -j DROP' >> $MESH_FIREWALL_SCRIPT + echo 'ip6tables -A INPUT -p tcp ! --syn -m state --state NEW -j DROP' >> $MESH_FIREWALL_SCRIPT echo '' >> $MESH_FIREWALL_SCRIPT echo '# Drop packets with incoming fragments' >> $MESH_FIREWALL_SCRIPT echo 'iptables -A INPUT -f -j DROP' >> $MESH_FIREWALL_SCRIPT + echo 'ip6tables -A INPUT -f -j DROP' >> $MESH_FIREWALL_SCRIPT echo '' >> $MESH_FIREWALL_SCRIPT echo '# Drop bogons' >> $MESH_FIREWALL_SCRIPT echo 'iptables -A INPUT -p tcp --tcp-flags ALL ALL -j DROP' >> $MESH_FIREWALL_SCRIPT + echo 'ip6tables -A INPUT -p tcp --tcp-flags ALL ALL -j DROP' >> $MESH_FIREWALL_SCRIPT echo 'iptables -A INPUT -p tcp --tcp-flags ALL FIN,PSH,URG -j DROP' >> $MESH_FIREWALL_SCRIPT + echo 'ip6tables -A INPUT -p tcp --tcp-flags ALL FIN,PSH,URG -j DROP' >> $MESH_FIREWALL_SCRIPT echo 'iptables -A INPUT -p tcp --tcp-flags ALL SYN,RST,ACK,FIN,URG -j DROP' >> $MESH_FIREWALL_SCRIPT + echo 'ip6tables -A INPUT -p tcp --tcp-flags ALL SYN,RST,ACK,FIN,URG -j DROP' >> $MESH_FIREWALL_SCRIPT echo '' >> $MESH_FIREWALL_SCRIPT echo '# Incoming malformed NULL packets:' >> $MESH_FIREWALL_SCRIPT echo 'iptables -A INPUT -p tcp --tcp-flags ALL NONE -j DROP' >> $MESH_FIREWALL_SCRIPT + echo 'ip6tables -A INPUT -p tcp --tcp-flags ALL NONE -j DROP' >> $MESH_FIREWALL_SCRIPT echo '' >> $MESH_FIREWALL_SCRIPT echo "iptables -A INPUT -p tcp --dport $TOX_PORT -j ACCEPT" >> $MESH_FIREWALL_SCRIPT + echo "ip6tables -A INPUT -p tcp --dport $TOX_PORT -j ACCEPT" >> $MESH_FIREWALL_SCRIPT + echo "iptables -A INPUT -i $WIFI_INTERFACE -p udp --dport $ZERONET_PORT -j ACCEPT" >> $MESH_FIREWALL_SCRIPT + echo "ip6tables -A INPUT -i $WIFI_INTERFACE -p udp --dport $ZERONET_PORT -j ACCEPT" >> $MESH_FIREWALL_SCRIPT echo "iptables -A INPUT -i $WIFI_INTERFACE -p tcp --dport $ZERONET_PORT -j ACCEPT" >> $MESH_FIREWALL_SCRIPT + echo "ip6tables -A INPUT -i $WIFI_INTERFACE -p tcp --dport $ZERONET_PORT -j ACCEPT" >> $MESH_FIREWALL_SCRIPT echo "iptables -A INPUT -i $WIFI_INTERFACE -p udp --dport $TRACKER_PORT -j ACCEPT" >> $MESH_FIREWALL_SCRIPT + echo "ip6tables -A INPUT -i $WIFI_INTERFACE -p udp --dport $TRACKER_PORT -j ACCEPT" >> $MESH_FIREWALL_SCRIPT echo "iptables -A INPUT -i $WIFI_INTERFACE -p tcp --dport $TRACKER_PORT -j ACCEPT" >> $MESH_FIREWALL_SCRIPT + echo "ip6tables -A INPUT -i $WIFI_INTERFACE -p tcp --dport $TRACKER_PORT -j ACCEPT" >> $MESH_FIREWALL_SCRIPT echo "iptables -A INPUT -i $WIFI_INTERFACE -p udp --dport 1900 -j ACCEPT" >> $MESH_FIREWALL_SCRIPT + echo "ip6tables -A INPUT -i $WIFI_INTERFACE -p udp --dport 1900 -j ACCEPT" >> $MESH_FIREWALL_SCRIPT chmod +x $MESH_FIREWALL_SCRIPT echo '[Unit]' > $FIREWALL_FILENAME