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2048 bit keys by default and Debian Jessie compatibility

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Nyr 2013-08-04 14:11:38 +02:00
parent 730691c8a1
commit 31040f475a
1 changed files with 18 additions and 10 deletions
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28
openvpn-install.sh
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@ -79,13 +79,13 @@ if [ -e /etc/openvpn/server.conf ]; then
. /etc/openvpn/easy-rsa/2.0/revoke-full $CLIENT
# If it's the first time revoking a cert, we need to add the crl-verify line
if grep -q "crl-verify" "/etc/openvpn/server.conf"; then
echo ""
echo "Certificate for client $CLIENT revoked"
echo ""
echo "Certificate for client $CLIENT revoked"
else
echo "crl-verify /etc/openvpn/easy-rsa/2.0/keys/crl.pem" >> "/etc/openvpn/server.conf"
/etc/init.d/openvpn restart
echo ""
echo "Certificate for client $CLIENT revoked"
echo "crl-verify /etc/openvpn/easy-rsa/2.0/keys/crl.pem" >> "/etc/openvpn/server.conf"
/etc/init.d/openvpn restart
echo ""
echo "Certificate for client $CLIENT revoked"
fi
exit
;;
@ -128,10 +128,18 @@ else
read -n1 -r -p "Press any key to continue..."
apt-get update
apt-get install openvpn iptables openssl -y
cp -R /usr/share/doc/openvpn/examples/easy-rsa/ /etc/openvpn
# easy-rsa isn't available by default for Debian Jessie and newer
if [ ! -d /etc/openvpn/easy-rsa/2.0/ ]; then
wget --no-check-certificate -O ~/easy-rsa.tar.gz https://github.com/OpenVPN/easy-rsa/archive/master.tar.gz
tar xzf ~/easy-rsa.tar.gz -C ~/
mkdir -p /etc/openvpn/easy-rsa/2.0/
cp ~/easy-rsa-master/easy-rsa/2.0/* /etc/openvpn/easy-rsa/2.0/
fi
cd /etc/openvpn/easy-rsa/2.0/
# Let's fix one thing first...
cp -u -p openssl-1.0.0.cnf openssl.cnf
# Fuck you NSA - 1024 bits was the default for Debian Wheezy and older
sed -i 's|export KEY_SIZE=1024|export KEY_SIZE=2048|' /etc/openvpn/easy-rsa/2.0/vars
# Create the PKI
. /etc/openvpn/easy-rsa/2.0/vars
. /etc/openvpn/easy-rsa/2.0/clean-all
@ -154,10 +162,10 @@ else
gunzip -d server.conf.gz
cp server.conf /etc/openvpn/
cd /etc/openvpn/easy-rsa/2.0/keys
cp ca.crt ca.key dh1024.pem server.crt server.key /etc/openvpn
cp ca.crt ca.key dh2048.pem server.crt server.key /etc/openvpn
cd /etc/openvpn/
# Set the server configuration
sed -i 's|;push "redirect-gateway def1 bypass-dhcp"|push "redirect-gateway def1 bypass-dhcp"|' server.conf
sed -i 's|dh dh1024.pem|dh dh2048.pem|' server.conf
sed -i 's|;push "dhcp-option DNS 208.67.222.222"|push "dhcp-option DNS 129.250.35.250"|' server.conf
sed -i 's|;push "dhcp-option DNS 208.67.220.220"|push "dhcp-option DNS 74.82.42.42"|' server.conf
sed -i "s|port 1194|port $PORT|" server.conf
@ -186,7 +194,7 @@ else
echo ""
echo "If your server is NATed (LowEndSpirit), I need to know the external IP"
echo "If that's not the case, just ignore this and leave the next field blank"
read -p "External IP:" -e USEREXTERNALIP
read -p "External IP: " -e USEREXTERNALIP
if [ $USEREXTERNALIP != "" ]; then
IP=$USEREXTERNALIP
fi