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Code Issues Releases Activity

Add setup for ufw firewall when using MASQUERADE

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This commit is contained in:
jtbr 2016-05-17 04:20:44 +02:00
parent ff7a7a5c3d
commit e2b9f116d4
1 changed files with 8 additions and 0 deletions
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8
openvpn-install.sh
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@ -133,6 +133,10 @@ if [[ -e /etc/openvpn/server.conf ]]; then
read -p "Do you really want to remove OpenVPN? [y/n]: " -e -i n REMOVE read -p "Do you really want to remove OpenVPN? [y/n]: " -e -i n REMOVE
if [[ "$REMOVE" = 'y' ]]; then if [[ "$REMOVE" = 'y' ]]; then
PORT=$(grep '^port ' /etc/openvpn/server.conf | cut -d " " -f 2) PORT=$(grep '^port ' /etc/openvpn/server.conf | cut -d " " -f 2)
if ufw status | grep -qw active; then
sed -i '/^##OPENVPN_START/,/^##OPENVPN_END/d' /etc/ufw/before.rules
sed -i 's/^DEFAULT_FORWARD_POLICY="ACCEPT" #before ovpn: /DEFAULT_FORWARD_POLICY=/g' /etc/default/ufw
fi
if pgrep firewalld; then if pgrep firewalld; then
# Using both permanent and not permanent rules to avoid a firewalld reload. # Using both permanent and not permanent rules to avoid a firewalld reload.
firewall-cmd --zone=public --remove-port=$PORT/udp firewall-cmd --zone=public --remove-port=$PORT/udp
@ -374,6 +378,10 @@ tls-auth tls-auth.key 0" >> /etc/openvpn/server.conf
else else
iptables -t nat -A POSTROUTING -s 10.8.0.0/24 -o eth0 -j MASQUERADE iptables -t nat -A POSTROUTING -s 10.8.0.0/24 -o eth0 -j MASQUERADE
sed -i "1 a\iptables -t nat -A POSTROUTING -s 10.8.0.0/24 -o eth0 -j MASQUERADE" $RCLOCAL sed -i "1 a\iptables -t nat -A POSTROUTING -s 10.8.0.0/24 -o eth0 -j MASQUERADE" $RCLOCAL
if ufw status | grep -qw active; then
sed -i '1s/^/##OPENVPN_START\n*nat\n:POSTROUTING ACCEPT [0:0]\n-A POSTROUTING -s 10.8.0.0\/24 -o eth0 -j MASQUERADE\nCOMMIT\n##OPENVPN_END\n\n/' /etc/ufw/before.rules
sed -ie 's/^DEFAULT_FORWARD_POLICY\s*=\s*/DEFAULT_FORWARD_POLICY="ACCEPT" #before ovpn: /g' /etc/default/ufw
fi
fi fi
if pgrep firewalld; then if pgrep firewalld; then
# We don't use --add-service=openvpn because that would only work with # We don't use --add-service=openvpn because that would only work with