From c137f57ab430a05f89179adfce707c8e9b186f8b Mon Sep 17 00:00:00 2001
From: Claude Henchoz <claude.henchoz@gmail.com>
Date: Sun, 29 Oct 2017 13:55:30 +0100
Subject: [PATCH] Adds --silent parameter which uses the default values for
 everything and a name of 'client'

---
 openvpn-install.sh | 46 +++++++++++++++++++++++++++++++++-------------
 1 file changed, 33 insertions(+), 13 deletions(-)

diff --git a/openvpn-install.sh b/openvpn-install.sh
index 1e3fbf1..9429e48 100644
--- a/openvpn-install.sh
+++ b/openvpn-install.sh
@@ -187,23 +187,33 @@ else
 	echo ""
 	echo "First I need to know the IPv4 address of the network interface you want OpenVPN"
 	echo "listening to."
-	read -p "IP address: " -e -i $IP IP
+	if [ $1 != "--silent" ]; then
+		read -p "IP address: " -e -i $IP IP
+	fi
 	echo ""
 	echo "Which protocol do you want for OpenVPN connections?"
 	echo "   1) UDP (recommended)"
 	echo "   2) TCP"
-	read -p "Protocol [1-2]: " -e -i 1 PROTOCOL
-	case $PROTOCOL in
-		1) 
+	if [ $1 != "--silent" ]; then
+		read -p "Protocol [1-2]: " -e -i 1 PROTOCOL
+		case $PROTOCOL in
+			1) 
+			PROTOCOL=udp
+			;;
+			2) 
+			PROTOCOL=tcp
+			;;
+		esac
+	else
 		PROTOCOL=udp
-		;;
-		2) 
-		PROTOCOL=tcp
-		;;
-	esac
+	fi
 	echo ""
 	echo "What port do you want OpenVPN listening to?"
-	read -p "Port: " -e -i 1194 PORT
+	if [ $1 != "--silent" ]; then
+		read -p "Port: " -e -i 1194 PORT
+	else
+		PORT=1194
+	fi
 	echo ""
 	echo "Which DNS do you want to use with the VPN?"
 	echo "   1) Current system resolvers"
@@ -212,14 +222,24 @@ else
 	echo "   4) NTT"
 	echo "   5) Hurricane Electric"
 	echo "   6) Verisign"
-	read -p "DNS [1-6]: " -e -i 1 DNS
+	if [ $1 != "--silent" ]; then
+		read -p "DNS [1-6]: " -e -i 1 DNS
+	else
+		DNS=1
+	fi
 	echo ""
 	echo "Finally, tell me your name for the client certificate"
 	echo "Please, use one word only, no special characters"
-	read -p "Client name: " -e -i client CLIENT
+	if [ $1 != "--silent" ]; then
+		read -p "Client name: " -e -i client CLIENT
+	else
+		CLIENT=client
+	fi
 	echo ""
 	echo "Okay, that was all I needed. We are ready to setup your OpenVPN server now"
-	read -n1 -r -p "Press any key to continue..."
+	if [ $1 != "--silent" ]; then
+		read -n1 -r -p "Press any key to continue..."
+	fi
 	if [[ "$OS" = 'debian' ]]; then
 		apt-get update
 		apt-get install openvpn iptables openssl ca-certificates -y