diff --git a/openvpn/adduser.sh b/openvpn/adduser.sh new file mode 100755 index 0000000..5018315 --- /dev/null +++ b/openvpn/adduser.sh @@ -0,0 +1,70 @@ +#!/usr/bin/env bash + +STARTDIR=$(pwd) + +DIR=$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd ) +source $DIR/env.sh + +if [[ "$EUID" -ne 0 ]]; then + echo "Sorry, you need to run this as root" + exit 1 +fi + +cd $CADIR +source ./vars + +ADDUSER="no" +ANSUSER="yes" + +while [ "$ANSUSER" != "$ADDUSER" ]; +do + while [[ -z "$LOGIN" ]]; + do + read -p "Enter name: " LOGIN + done + + ./build-key --batch $LOGIN + + if [ $? -eq 0 ]; then + + # copy files and OVPN config + mkdir "$STARTDIR/$LOGIN" + cp $CADIR/keys/ca.crt $CADIR/keys/$LOGIN.key $CADIR/keys/$LOGIN.crt ta.key "$STARTDIR/$LOGIN/" + + DIST="$STARTDIR/$LOGIN/openvpn-server.ovpn" + cp $DIR/openvpn-server.ovpn.dist $DIST + sed -i -e "s@LOGIN@$LOGIN@g" $DIST + sed -i -e "s@IP@$IP@g" $DIST + + SRC="$STARTDIR/$LOGIN" + DIST="$STARTDIR/$LOGIN/openvpn-server-embedded.ovpn" + cp $DIR/openvpn-server-embedded.ovpn.dist $DIST + sed -i -e "s@IP@$IP@g" $DIST + + echo "" >> $DIST + cat $SRC/ca.crt >> $DIST + echo "" >> $DIST + + echo "" >> $DIST + cat $SRC/$LOGIN.crt >> $DIST + echo "" >> $DIST + + echo "" >> $DIST + cat $SRC/$LOGIN.key >> $DIST + echo "" >> $DIST + + echo "" >> $DIST + cat $SRC/ta.key >> $DIST + echo "" >> $DIST + + echo + echo "Created directory $STARTDIR/$LOGIN with necessary files." + USERNAME=${SUDO_USER:-$USER} + chown -R $USERNAME:$USERNAME $STARTDIR/$LOGIN/ + + fi + + read -p "Would you want add another user? [no] " ANSUSER + : ${ANSUSER:=$ADDUSER} +done + diff --git a/openvpn/install.sh b/openvpn/install.sh index 97ba47c..8381b27 100755 --- a/openvpn/install.sh +++ b/openvpn/install.sh @@ -12,7 +12,7 @@ fi echo echo "Installing OpenVPN..." -apt-get install openvpn easy-rsa +apt-get install openvpn easy-rsa bridge-utils echo echo "Configuring routing..." @@ -30,30 +30,6 @@ echo echo "Configuring iptables firewall..." $DIR/iptables-setup.sh -echo -echo "Do you want to create routing or bridging OpenVPN mode? " -echo "More information at: https://community.openvpn.net/openvpn/wiki/309-what-is-the-difference-between-bridging-and-routing" -echo " 1) routing" -echo " 2) bridging" -echo -read -p "Your choice [1 or 2]: " -e -i 1 MODE -case $MODE in - 1) - DEVICE="tun" - sed -i -e "s/DEVICE/tun/g" $OPENVPNCONFIG - sed -i -e "/server-bridge/d" $OPENVPNCONFIG - ;; - 2) - DEVICE="tap" - sed -i -e "s/DEVICE/tap/g" $OPENVPNCONFIG - sed -i -e "/server /d" $OPENVPNCONFIG - ;; - *) - echo "Hm... Strange answer..." - exit - ;; -esac - echo echo "Configuring DNS parameters..." $DIR/dns.sh @@ -69,64 +45,9 @@ source ./vars ./build-dh openvpn --genkey --secret ta.key -ADDUSER="no" -ANSUSER="yes" - echo echo "Configuring VPN users..." -while [ "$ANSUSER" != "$ADDUSER" ]; -do - while [[ -z "$LOGIN" ]]; - do - read -p "Enter name: " LOGIN - done - - ./build-key --batch $LOGIN - - if [ $? -eq 0 ]; then - - # copy files and OVPN config - mkdir "$STARTDIR/$LOGIN" - cp $CADIR/keys/ca.crt $CADIR/keys/$LOGIN.key $CADIR/keys/$LOGIN.crt ta.key "$STARTDIR/$LOGIN/" - - DIST="$STARTDIR/$LOGIN/openvpn-server.ovpn" - cp $DIR/openvpn-server.ovpn.dist $DIST - sed -i -e "s@LOGIN@$LOGIN@g" $DIST - sed -i -e "s@IP@$IP@g" $DIST - sed -i -e "s@DEVICE@$DEVICE@g" $DIST - - SRC="$STARTDIR/$LOGIN" - DIST="$STARTDIR/$LOGIN/openvpn-server-embedded.ovpn" - cp $DIR/openvpn-server-embedded.ovpn.dist $DIST - sed -i -e "s@IP@$IP@g" $DIST - sed -i -e "s@DEVICE@$DEVICE@g" $DIST - - echo "" >> $DIST - cat $SRC/ca.crt >> $DIST - echo "" >> $DIST - - echo "" >> $DIST - cat $SRC/$LOGIN.crt >> $DIST - echo "" >> $DIST - - echo "" >> $DIST - cat $SRC/$LOGIN.key >> $DIST - echo "" >> $DIST - - echo "" >> $DIST - cat $SRC/ta.key >> $DIST - echo "" >> $DIST - - echo - echo "Created directory $STARTDIR/$LOGIN with necessary files." - USERNAME=${SUDO_USER:-$USER} - chown -R $USERNAME:$USERNAME $STARTDIR/$LOGIN/ - - fi - - read -p "Would you want add another user? [no] " ANSUSER - : ${ANSUSER:=$ADDUSER} -done +$DIR/adduser.sh echo echo "Starting OpenVPN..." diff --git a/openvpn/iptables-setup.sh b/openvpn/iptables-setup.sh index f3e6dd0..0ed4b2d 100755 --- a/openvpn/iptables-setup.sh +++ b/openvpn/iptables-setup.sh @@ -67,9 +67,7 @@ iptables -t mangle -A FORWARD -p tcp -m tcp --tcp-flags SYN,RST SYN -j TCPMSS - # TUN/TAP iptables -A INPUT -i tun+ -j ACCEPT -iptables -A INPUT -i tap+ -j ACCEPT iptables -A OUTPUT -o tun+ -j ACCEPT -iptables -A OUTPUT -o tap+ -j ACCEPT # OpenVPN iptables -A INPUT -p udp --dport 1194 -j ACCEPT @@ -85,4 +83,3 @@ fi iptables -F iptables-restore < $IPTABLES - diff --git a/openvpn/openvpn-server-embedded.ovpn.dist b/openvpn/openvpn-server-embedded.ovpn.dist index 7e3b2db..f8e7ef9 100644 --- a/openvpn/openvpn-server-embedded.ovpn.dist +++ b/openvpn/openvpn-server-embedded.ovpn.dist @@ -1,10 +1,10 @@ client -dev DEVICE +dev tun persist-key persist-tun tls-client remote-cert-tls server -cipher DES-EDE3-CBC +cipher AES-256-CBC remote IP port 1194 proto udp diff --git a/openvpn/openvpn-server.conf.dist b/openvpn/openvpn-server.conf.dist index c9f401c..e2e3299 100644 --- a/openvpn/openvpn-server.conf.dist +++ b/openvpn/openvpn-server.conf.dist @@ -1,7 +1,7 @@ mode server port 1194 proto udp -dev DEVICE +dev tun ca CADIR/keys/ca.crt cert CADIR/keys/openvpn-server.crt key CADIR/keys/openvpn-server.key @@ -9,16 +9,17 @@ dh CADIR/keys/dh2048.pem tls-server tls-auth CADIR/ta.key 0 server LOCALPREFIX.0.0 255.255.255.0 -server-bridge LOCALPREFIX.0.1 255.255.255.0 LOCALPREFIX.0.10 LOCALPREFIX.0.100 +topology subnet local PUBLICIP client-to-client -cipher DES-EDE3-CBC +cipher AES-256-CBC user nobody group NOBODYGROUP max-clients 100 keepalive 10 120 persist-key persist-tun +mssfix push "route-gateway dhcp" push "redirect-gateway def1 bypass-dhcp" push "dhcp-option DNS 8.8.8.8" diff --git a/openvpn/openvpn-server.ovpn.dist b/openvpn/openvpn-server.ovpn.dist index ea7d994..84a54a0 100644 --- a/openvpn/openvpn-server.ovpn.dist +++ b/openvpn/openvpn-server.ovpn.dist @@ -1,8 +1,8 @@ client -dev DEVICE +dev tun persist-key persist-tun -cipher DES-EDE3-CBC +cipher AES-256-CBC remote IP port 1194 proto udp