Bernhard.Linz/openvpn-install
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Angristan
2016-02-27 10:52:51 +01:00
parent 86e1df4924
commit 8d95e922ce
1 changed files with 34 additions and 15 deletions
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49
openvpn-install.sh
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@@ -112,6 +112,8 @@ if [[ -e /etc/openvpn/server.conf ]]; then
rm -rf pki/reqs/$CLIENT.req
rm -rf pki/private/$CLIENT.key
rm -rf pki/issued/$CLIENT.crt
rm -rf /etc/openvpn/crl.pem
cp /etc/openvpn/easy-rsa/pki/crl.pem /etc/openvpn/crl.pem
# And restart
if pgrep systemd-journal; then
systemctl restart openvpn@server.service
@@ -144,6 +146,13 @@ if [[ -e /etc/openvpn/server.conf ]]; then
sed -i "/iptables -I FORWARD -m state --state RELATED,ESTABLISHED -j ACCEPT/d" $RCLOCAL
fi
sed -i '/iptables -t nat -A POSTROUTING -s 10.8.0.0\/24 -j SNAT --to /d' $RCLOCAL
if which sestatus; then
if sestatus | grep "Current mode" | grep -qs "enforcing"; then
if [[ "$PORT" != '1194' ]]; then
semanage port -d -t openvpn_port_t -p udp $PORT
fi
fi
fi
if [[ "$OS" = 'debian' ]]; then
apt-get remove --purge -y openvpn openvpn-blacklist
else
@@ -179,11 +188,10 @@ else
echo ""
echo "What DNS do you want to use with the VPN?"
echo " 1) Current system resolvers"
echo " 2) OpenDNS"
echo " 3) Level 3"
echo " 2) Google"
echo " 3) OpenDNS"
echo " 4) NTT"
echo " 5) Hurricane Electric"
echo " 6) Google"
read -p "DNS [1-6]: " -e -i 1 DNS
echo ""
echo "Finally, tell me your name for the client cert"
@@ -220,7 +228,7 @@ else
./easyrsa build-client-full $CLIENT nopass
./easyrsa gen-crl
# Move the stuff we need
cp pki/ca.crt pki/private/ca.key pki/dh.pem pki/issued/server.crt pki/private/server.key /etc/openvpn
cp pki/ca.crt pki/private/ca.key pki/dh.pem pki/issued/server.crt pki/private/server.key /etc/openvpn/easy-rsa/pki/crl.pem /etc/openvpn
# Generate server.conf
echo "port $PORT
proto udp
@@ -243,14 +251,14 @@ ifconfig-pool-persist ipp.txt" > /etc/openvpn/server.conf
echo "push \"dhcp-option DNS $line\"" >> /etc/openvpn/server.conf
done
;;
2)
2)
echo 'push "dhcp-option DNS 8.8.8.8"' >> /etc/openvpn/server.conf
echo 'push "dhcp-option DNS 8.8.4.4"' >> /etc/openvpn/server.conf
;;
3)
echo 'push "dhcp-option DNS 208.67.222.222"' >> /etc/openvpn/server.conf
echo 'push "dhcp-option DNS 208.67.220.220"' >> /etc/openvpn/server.conf
;;
3)
echo 'push "dhcp-option DNS 4.2.2.2"' >> /etc/openvpn/server.conf
echo 'push "dhcp-option DNS 4.2.2.4"' >> /etc/openvpn/server.conf
;;
4)
echo 'push "dhcp-option DNS 129.250.35.250"' >> /etc/openvpn/server.conf
echo 'push "dhcp-option DNS 129.250.35.251"' >> /etc/openvpn/server.conf
@@ -258,16 +266,14 @@ ifconfig-pool-persist ipp.txt" > /etc/openvpn/server.conf
5)
echo 'push "dhcp-option DNS 74.82.42.42"' >> /etc/openvpn/server.conf
;;
6)
echo 'push "dhcp-option DNS 8.8.8.8"' >> /etc/openvpn/server.conf
echo 'push "dhcp-option DNS 8.8.4.4"' >> /etc/openvpn/server.conf
;;
esac
echo "keepalive 10 120
comp-lzo
persist-key
persist-tun
crl-verify /etc/openvpn/easy-rsa/pki/crl.pem" >> /etc/openvpn/server.conf
status openvpn-status.log
verb 3
crl-verify crl.pem" >> /etc/openvpn/server.conf
# Enable net.ipv4.ip_forward for the system
if [[ "$OS" = 'debian' ]]; then
sed -i 's|#net.ipv4.ip_forward=1|net.ipv4.ip_forward=1|' /etc/sysctl.conf
@@ -304,6 +310,18 @@ crl-verify /etc/openvpn/easy-rsa/pki/crl.pem" >> /etc/openvpn/server.conf
sed -i "1 a\iptables -I FORWARD -s 10.8.0.0/24 -j ACCEPT" $RCLOCAL
sed -i "1 a\iptables -I FORWARD -m state --state RELATED,ESTABLISHED -j ACCEPT" $RCLOCAL
fi
# If SELinux is enabled and a custom port was selected, we need this
if which sestatus; then
if sestatus | grep "Current mode" | grep -qs "enforcing"; then
if [[ "$PORT" != '1194' ]]; then
# semanage isn't available in CentOS 6 by default
if ! which semanage > /dev/null 2>&1; then
yum install policycoreutils-python -y
fi
semanage port -a -t openvpn_port_t -p udp $PORT
fi
fi
fi
# And finally, restart OpenVPN
if [[ "$OS" = 'debian' ]]; then
# Little hack to check for systemd
@@ -346,7 +364,8 @@ nobind
persist-key
persist-tun
remote-cert-tls server
comp-lzo" > /etc/openvpn/client-common.txt
comp-lzo
verb 3" > /etc/openvpn/client-common.txt
# Generates the custom client.ovpn
newclient "$CLIENT"
echo ""