Bernhard.Linz/openvpn-install
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add firewalld configuration for masquerading and reorganize to ensure firewalld command ordering is safe

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jtbr 2016-05-17 05:44:47 +02:00
parent 4f8cad83cf
commit a420a6cbcd
1 changed files with 9 additions and 6 deletions
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15
openvpn-install.sh
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@ -379,10 +379,6 @@ tls-auth tls-auth.key 0" >> /etc/openvpn/server.conf
else
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" $RCLOCAL
if ufw status | grep -qw active; then
sed -i '1s/^/##OPENVPN_START\n*nat\n:POSTROUTING ACCEPT [0:0]\n-A POSTROUTING -s 10.8.0.0\/24 -o eth0 -j MASQUERADE\nCOMMIT\n##OPENVPN_END\n\n/' /etc/ufw/before.rules
sed -ie 's/^DEFAULT_FORWARD_POLICY\s*=\s*/DEFAULT_FORWARD_POLICY="ACCEPT" #before ovpn: /g' /etc/default/ufw
fi
fi
if pgrep firewalld; then
# We don't use --add-service=openvpn because that would only work with
@ -392,9 +388,16 @@ tls-auth tls-auth.key 0" >> /etc/openvpn/server.conf
firewall-cmd --zone=trusted --add-source=10.8.0.0/24
firewall-cmd --permanent --zone=public --add-port=$PORT/udp
firewall-cmd --permanent --zone=trusted --add-source=10.8.0.0/24
fi
if ufw status | grep -qw active; then
if [[ "$FORWARD_TYPE" = '1' ]]; then
firewall-cmd --zone=trusted --add-masquerade
firewall-cmd --permanent --zone=trusted --add-masquerade
fi
elif ufw status | grep -qw active; then
ufw allow $PORT/udp
if [[ "$FORWARD_TYPE" = '1' ]]; 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
if iptables -L | grep -qE 'REJECT|DROP'; then
# If iptables has at least one REJECT rule, we asume this is needed.