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|
#!/bin/bash
bold=$(tput bold)
normal=$(tput sgr0)
if [ "$EUID" -ne 0 ]
then
echo "This script must be run as root."
exit 1
fi
usage() {
cat <<EOF
usage: ${0##*/} [OPTION]
Options:
-h Print this help message
-l List the available cities files
-c [city] Choose a city for which to install the OpenVPN config
(NOTE: just use the city name, the part that is ${bold}bold
${normal}when you run "purevpn -l")
-t [protocol] Choose the protocol to install (either "pptp" or "ovpn")
-u [username] Set the username
-p [password] Set the password
-x Purge all the PureVPN files in /etc/NetworkManager
If 'OPTION' is unspecified, ${0##*/} will not make any changes.
EOF
}
list() {
echo "==> The following VPN locations are available"
while IFS=, read region country city pptp udp tcp
do
echo "$region/$country, ${bold}$city${normal}"
done < /usr/lib/purevpn/vpn-list.csv
}
get_pptp_url() {
while IFS=, read region country city pptp udp tcp
do
if [ "${city}" == "${config}" ]; then
echo "$pptp"
fi
done < /usr/lib/purevpn/vpn-list.csv
}
get_tcp_url() {
while IFS=, read region country city pptp udp tcp
do
if [ "${city}" == "${config}" ]; then
echo "$tcp"
fi
done < /usr/lib/purevpn/vpn-list.csv
}
get_upd_url() {
while IFS=, read region country city pptp udp tcp
do
if [ "${city}" == "${config}" ]; then
echo "$udp"
fi
done < /usr/lib/purevpn/vpn-list.csv
}
process_ovpn() {
echo "Creating OpenVPN config for $config"
mkdir -p /tmp/purevpn
for proto in TCP UDP
do
filename=$(echo "${config}-${proto}" | tr '[:lower:]' '[:upper:]')
cp "/usr/lib/purevpn/template-ovpn" "/tmp/purevpn/${filename}-PUREVPN"
if [ "$proto" == "UDP" ]
then
host=$(get_upd_url)
port=53
elif [ "$proto" == "TCP" ]
then
host=$(get_tcp_url)
port=80
sed -i '/port=/a \proto-tcp=yes' "/tmp/purevpn/${filename}-PUREVPN"
fi
if [[ $host == "" ]]; then
echo "Looks like there is no host for this city and protocol."
exit 1
fi
sed -i "s/\bid=/&${filename}/" "/tmp/purevpn/${filename}-PUREVPN" #id
sed -i "s/\buuid=/&$(uuidgen)/" "/tmp/purevpn/${filename}-PUREVPN" #uuid
sed -i "s/\bport=/&${port}/" "/tmp/purevpn/${filename}-PUREVPN" #port
sed -i "s/\bremote=/&$host:${port}/" "/tmp/purevpn/${filename}-PUREVPN" #host
chmod 600 "/tmp/purevpn/${filename}-PUREVPN" #permissions
mv "/tmp/purevpn/${filename}-PUREVPN" /etc/NetworkManager/system-connections
done
}
process_pptp() {
echo "Creating PPTP config for $config"
mkdir -p /tmp/purevpn
filename=$(echo "${config}-PPTP" | tr '[:lower:]' '[:upper:]')
cp "/usr/lib/purevpn/template-pptp" "/tmp/purevpn/${filename}-PUREVPN"
host=$(get_pptp_url)
if [[ $host == "" ]]; then
echo "Looks like there is no host for this city and protocol."
exit 1
fi
sed -i "s/\bid=/&${filename}/" "/tmp/purevpn/${filename}-PUREVPN" #id
sed -i "s/\buuid=/&$(uuidgen)/" "/tmp/purevpn/${filename}-PUREVPN" #uuid
sed -i "s/\bgateway=/&$host/" "/tmp/purevpn/${filename}-PUREVPN" #host
chmod 600 "/tmp/purevpn/${filename}-PUREVPN" #permissions
mv "/tmp/purevpn/${filename}-PUREVPN" /etc/NetworkManager/system-connections
}
addpass() {
cd /etc/NetworkManager/system-connections
find *-PUREVPN -print0 | while read -d $'\0' file
do
sed -i "s/\bpassword=.*/password=${passw}/g" "$file"
done
}
adduser() {
cd /etc/NetworkManager/system-connections
find *-PUREVPN -print0 | while read -d $'\0' file
do
if [[ $file == *"PPTP"* ]]; then
sed -i "s/\buser=.*/user=${uname}/g" "$file"
else
sed -i "s/\busername=.*/username=${uname}/g" "$file"
fi
done
}
clean() {
echo "Purging all PUREVPN files!"
find /etc/NetworkManager/system-connections -name "*PUREVPN" -exec rm -v {} \;
}
while getopts "hlc:t:u:p:x" opt
do
case $opt in
h)
usage
exit 0
;;
l)
list
exit 0
;;
c)
config=$OPTARG
;;
t)
protoc=$OPTARG
;;
u)
uname=$OPTARG
;;
p)
passw=$OPTARG
;;
x)
clean
exit 0
;;
\?)
usage
exit 1
;;
esac
done
## Main script
if [ -z "$protoc" ];
then
echo "No protocol was specified. No files will be installed."
exit 1;
fi
if [ -z "$config" ];
then
echo "No city specified. No files will be installed."
elif list | grep "${config}" > /dev/null; then
if [ "$protoc" == "pptp" ];
then
process_pptp
else
process_ovpn
fi
else
echo "We couldn't find that city."
echo "Try running purevpn -l to list available cities."
exit 1;
fi
if [[ -z "$uname" ]]; then
echo "No username was specified"
else
echo "Adding the username to the installed config files."
adduser
fi
if [[ -z "$passw" ]]; then
echo "No password was specified."
else
echo "Adding the password to the installed config files."
addpass
fi
echo "Restarting NetworkManager"
systemctl restart NetworkManager
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