mirror of
https://github.com/Nyr/openvpn-install.git
synced 2024-11-24 05:56:08 +03:00
Create openvpn-cli.sh
This commit is contained in:
davift
GitHub
parent
51adf8ae7e
commit
5c7d14bfd2
141
openvpn-cli.sh
Normal file
141
openvpn-cli.sh
Normal file
@ -0,0 +1,141 @@
|
|||||||
|
#!/bin/bash
|
||||||
|
#
|
||||||
|
# https://github.com/davift/openvpn-install
|
||||||
|
# firked from https://github.com/Nyr/openvpn-install
|
||||||
|
#
|
||||||
|
# Released under the same MIT License.
|
||||||
|
|
||||||
|
if [[ ! -e /etc/openvpn/server/server.conf ]]; then
|
||||||
|
echo 'OpenVPN server is not installed yet.'
|
||||||
|
echo 'Run the following command first:'
|
||||||
|
echo
|
||||||
|
echo ' ./openvpn-install.sh'
|
||||||
|
echo
|
||||||
|
exit
|
||||||
|
fi
|
||||||
|
|
||||||
|
# Detect Debian users running the script with "sh" instead of bash
|
||||||
|
if readlink /proc/$$/exe | grep -q "dash"; then
|
||||||
|
echo 'This installer needs to be run with "bash", not "sh".'
|
||||||
|
exit
|
||||||
|
fi
|
||||||
|
|
||||||
|
# Discard stdin. Needed when running from an one-liner which includes a newline
|
||||||
|
read -N 999999 -t 0.001
|
||||||
|
|
||||||
|
# Detect environments where $PATH does not include the sbin directories
|
||||||
|
if ! grep -q sbin <<< "$PATH"; then
|
||||||
|
echo '$PATH does not include sbin. Try using "su -" instead of "su".'
|
||||||
|
exit
|
||||||
|
fi
|
||||||
|
|
||||||
|
if [[ "$EUID" -ne 0 ]]; then
|
||||||
|
echo "This installer needs to be run with superuser privileges."
|
||||||
|
exit
|
||||||
|
fi
|
||||||
|
|
||||||
|
option=$1
|
||||||
|
unsanitized_client=$2
|
||||||
|
client=$(sed 's/[^0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ_@-\.]/_/g' <<< "$unsanitized_client")
|
||||||
|
if [[ -z "$option" || ( "$option" != "add" && "$option" != "revoke" ) ]]; then
|
||||||
|
echo 'Invalid option.'
|
||||||
|
elif [[ -z "$client" ]]; then
|
||||||
|
echo 'The client name cannto be empty.'
|
||||||
|
exit 1
|
||||||
|
fi
|
||||||
|
|
||||||
|
case "$option" in
|
||||||
|
add)
|
||||||
|
if [[ -e /etc/openvpn/server/easy-rsa/pki/issued/"$client".crt || -e /etc/openvpn/server/easy-rsa/pki/private/"$client".key ]]; then
|
||||||
|
echo 'The client already exist.'
|
||||||
|
exit 1
|
||||||
|
fi
|
||||||
|
|
||||||
|
# Adding
|
||||||
|
cd /etc/openvpn/server/easy-rsa/
|
||||||
|
if ./easyrsa --batch --days=3650 build-client-full "$client" nopass &>/dev/null; then
|
||||||
|
{
|
||||||
|
cat /etc/openvpn/server/client-common.txt
|
||||||
|
echo "<ca>"
|
||||||
|
cat /etc/openvpn/server/easy-rsa/pki/ca.crt
|
||||||
|
echo "</ca>"
|
||||||
|
echo "<cert>"
|
||||||
|
sed -ne '/BEGIN CERTIFICATE/,$ p' /etc/openvpn/server/easy-rsa/pki/issued/"$client".crt
|
||||||
|
echo "</cert>"
|
||||||
|
echo "<key>"
|
||||||
|
cat /etc/openvpn/server/easy-rsa/pki/private/"$client".key
|
||||||
|
echo "</key>"
|
||||||
|
echo "<tls-crypt>"
|
||||||
|
sed -ne '/BEGIN OpenVPN Static key/,$ p' /etc/openvpn/server/tc.key
|
||||||
|
echo "</tls-crypt>"
|
||||||
|
} > /root/"$client".ovpn
|
||||||
|
echo "Client's configuration:" /root/"$client.ovpn"
|
||||||
|
|
||||||
|
# Regular expression for a basic email validation
|
||||||
|
regex="^[a-zA-Z0-9._-]+@[a-zA-Z0-9._-]{1,2}+\.[a-zA-Z]{2,10}$"
|
||||||
|
if [[ $client =~ $regex ]]; then
|
||||||
|
boundaystring=($(md5sum /root/$client.ovpn))
|
||||||
|
{
|
||||||
|
echo "From: davift-canada@gmail.com"
|
||||||
|
echo "To: $client"
|
||||||
|
echo "Subject: OpenVPN Client Configuration"
|
||||||
|
echo "MIME-Version: 1.0"
|
||||||
|
echo "Content-Type: multipart/mixed; boundary=\"$boundaystring\""
|
||||||
|
echo ""
|
||||||
|
echo "--$boundaystring"
|
||||||
|
echo "Content-Type: text/plain; charset=\"UTF-8\""
|
||||||
|
echo "Content-Transfer-Encoding: 7bit"
|
||||||
|
echo ""
|
||||||
|
echo "Please find attached your OpenVPN client configuration."
|
||||||
|
echo ""
|
||||||
|
echo "--$boundaystring"
|
||||||
|
echo "Content-Type: application/octet-stream; name=\"$client.ovpn\""
|
||||||
|
echo "Content-Transfer-Encoding: base64"
|
||||||
|
echo "Content-Disposition: attachment; filename=\"$client.ovpn\""
|
||||||
|
echo ""
|
||||||
|
cat /root/$client.ovpn | base64
|
||||||
|
echo "--$boundaystring--"
|
||||||
|
echo ""
|
||||||
|
} > /root/"$client".email
|
||||||
|
if [[ ! $(which msmtp) ]]; then
|
||||||
|
echo 'Email NOT sent! MSMTP was not found.'
|
||||||
|
elif msmtp -a default $client < /root/$client.email; then
|
||||||
|
echo 'Configuration send via email.'
|
||||||
|
else
|
||||||
|
echo 'Email NOT sent! MSMTP failed.'
|
||||||
|
fi
|
||||||
|
fi
|
||||||
|
else
|
||||||
|
echo 'Certificate conflict.'
|
||||||
|
exit 1
|
||||||
|
fi
|
||||||
|
;;
|
||||||
|
revoke)
|
||||||
|
if [[ ! -e /etc/openvpn/server/easy-rsa/pki/issued/"$client".crt ]]; then
|
||||||
|
echo 'The client does not exist.'
|
||||||
|
exit 1
|
||||||
|
fi
|
||||||
|
if ! tail -n +2 /etc/openvpn/server/easy-rsa/pki/index.txt | grep "^V" | cut -d '=' -f 2 | grep -q "$client"; then
|
||||||
|
echo 'The client does not exist.'
|
||||||
|
exit 1
|
||||||
|
fi
|
||||||
|
|
||||||
|
# Revoking
|
||||||
|
cd /etc/openvpn/server/easy-rsa/
|
||||||
|
rm pki/reqs/$client.req
|
||||||
|
./easyrsa --batch revoke "$client" &>/dev/null
|
||||||
|
./easyrsa --batch --days=3650 gen-crl &>/dev/null
|
||||||
|
cat /etc/openvpn/server/easy-rsa/pki/crl.pem > /etc/openvpn/server/crl.pem
|
||||||
|
exit
|
||||||
|
;;
|
||||||
|
*)
|
||||||
|
echo 'See examples:'
|
||||||
|
echo ''
|
||||||
|
echo ' ./openvpn-cli.sh add username add a new client'
|
||||||
|
echo ' ./openvpn-cli.sh revoke username revoke a client'
|
||||||
|
echo ' ./openvpn-cli.sh add username@domain.com add a new client and send the configuration via email'
|
||||||
|
echo ' ./openvpn-cli.sh revoke username@domain.com revoke client and send the configuration via email'
|
||||||
|
echo ''
|
||||||
|
exit
|
||||||
|
;;
|
||||||
|
esac
|
||||||
Loading…
Reference in New Issue
Block a user