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Better way to enable IP forwarding

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Angristan 2016-10-04 17:34:11 +02:00 committed by GitHub
parent aefb516958
commit 2c9701d477
1 changed files with 3 additions and 9 deletions
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10
openvpn-install.sh
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@ -367,16 +367,10 @@ crl-verify crl.pem
tls-server
tls-auth tls-auth.key 0" >> /etc/openvpn/server.conf
# Enable net.ipv4.ip_forward for the system
if [[ "$OS" = 'debian' ]]; then
sed -i 's|#net.ipv4.ip_forward=1|net.ipv4.ip_forward=1|' /etc/sysctl.conf
else
# CentOS 5 and 6
sed -i 's|net.ipv4.ip_forward = 0|net.ipv4.ip_forward = 1|' /etc/sysctl.conf
# CentOS 7
if ! grep -q "net.ipv4.ip_forward=1" "/etc/sysctl.conf"; then
sed -i '/\<net.ipv4.ip_forward\>/c\net.ipv4.ip_forward=1' /etc/sysctl.conf
if ! grep -q "\<net.ipv4.ip_forward\>" /etc/sysctl.conf; then
echo 'net.ipv4.ip_forward=1' >> /etc/sysctl.conf
fi
fi
# Avoid an unneeded reboot
echo 1 > /proc/sys/net/ipv4/ip_forward
# Set NAT for the VPN subnet