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openvpn-install
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style(script): format with shfmt (#638) 

shfmt -w -s
This commit is contained in:
Stanislas 2020-04-27 14:59:19 +02:00 committed by GitHub
parent e3139cd877
commit 6cc0022dff
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 380 additions and 380 deletions
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openvpn-install.sh
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@ -21,8 +21,8 @@ function checkOS () {
# shellcheck disable=SC1091
source /etc/os-release
if [[ "$ID" == "debian" || "$ID" == "raspbian" ]]; then
if [[ "$VERSION_ID" -lt 8 ]]; then
if [[ $ID == "debian" || $ID == "raspbian" ]]; then
if [[ $VERSION_ID -lt 8 ]]; then
echo "⚠️ Your version of Debian is not supported."
echo ""
echo "However, if you're using Debian >= 8 or unstable/testing then you can continue, at your own risk."
@ -30,11 +30,11 @@ function checkOS () {
until [[ $CONTINUE =~ (y|n) ]]; do
read -rp "Continue? [y/n]: " -e CONTINUE
done
if [[ "$CONTINUE" == "n" ]]; then
if [[ $CONTINUE == "n" ]]; then
exit 1
fi
fi
elif [[ "$ID" == "ubuntu" ]];then
elif [[ $ID == "ubuntu" ]]; then
OS="ubuntu"
MAJOR_UBUNTU_VERSION=$(echo "$VERSION_ID" | cut -d '.' -f1)
if [[ $MAJOR_UBUNTU_VERSION -lt 16 ]]; then
@ -45,7 +45,7 @@ function checkOS () {
until [[ $CONTINUE =~ (y|n) ]]; do
read -rp "Continue? [y/n]: " -e CONTINUE
done
if [[ "$CONTINUE" == "n" ]]; then
if [[ $CONTINUE == "n" ]]; then
exit 1
fi
fi
@ -53,10 +53,10 @@ function checkOS () {
elif [[ -e /etc/system-release ]]; then
# shellcheck disable=SC1091
source /etc/os-release
if [[ "$ID" == "fedora" ]]; then
if [[ $ID == "fedora" ]]; then
OS="fedora"
fi
if [[ "$ID" == "centos" ]]; then
if [[ $ID == "centos" ]]; then
OS="centos"
if [[ ! $VERSION_ID =~ (7|8) ]]; then
echo "⚠️ Your version of CentOS is not supported."
@ -66,9 +66,9 @@ function checkOS () {
exit 1
fi
fi
if [[ "$ID" == "amzn" ]]; then
if [[ $ID == "amzn" ]]; then
OS="amzn"
if [[ ! $VERSION_ID == "2" ]]; then
if [[ $VERSION_ID != "2" ]]; then
echo "⚠️ Your version of Amazon Linux is not supported."
echo ""
echo "The script only support Amazon Linux 2."
@ -100,7 +100,7 @@ function installUnbound () {
# If Unbound isn't installed, install it
if [[ ! -e /etc/unbound/unbound.conf ]]; then
if [[ "$OS" =~ (debian|ubuntu) ]]; then
if [[ $OS =~ (debian|ubuntu) ]]; then
apt-get install -y unbound
# Configuration
@ -111,7 +111,7 @@ hide-version: yes
use-caps-for-id: yes
prefetch: yes' >>/etc/unbound/unbound.conf
elif [[ "$OS" =~ (centos|amzn) ]]; then
elif [[ $OS =~ (centos|amzn) ]]; then
yum install -y unbound
# Configuration
@ -121,7 +121,7 @@ prefetch: yes' >> /etc/unbound/unbound.conf
sed -i 's|# hide-version: no|hide-version: yes|' /etc/unbound/unbound.conf
sed -i 's|use-caps-for-id: no|use-caps-for-id: yes|' /etc/unbound/unbound.conf
elif [[ "$OS" == "fedora" ]]; then
elif [[ $OS == "fedora" ]]; then
dnf install -y unbound
# Configuration
@ -131,7 +131,7 @@ prefetch: yes' >> /etc/unbound/unbound.conf
sed -i 's|# hide-version: no|hide-version: yes|' /etc/unbound/unbound.conf
sed -i 's|# use-caps-for-id: no|use-caps-for-id: yes|' /etc/unbound/unbound.conf
elif [[ "$OS" == "arch" ]]; then
elif [[ $OS == "arch" ]]; then
pacman -Syu --noconfirm unbound
# Get root servers list
@ -160,7 +160,7 @@ prefetch: yes' >> /etc/unbound/unbound.conf
prefetch: yes' >/etc/unbound/unbound.conf
fi
if [[ ! "$OS" =~ (fedora|centos|amzn) ]];then
if [[ ! $OS =~ (fedora|centos|amzn) ]]; then
# DNS Rebinding fix
echo "private-address: 10.0.0.0/8
private-address: 172.16.0.0/12
@ -218,7 +218,7 @@ function installQuestions () {
echo ""
echo "It seems this server is behind NAT. What is its public IPv4 address or hostname?"
echo "We need it for the clients to connect to the server."
until [[ "$ENDPOINT" != "" ]]; do
until [[ $ENDPOINT != "" ]]; do
read -rp "Public IPv4 address or hostname: " -e ENDPOINT
done
fi
@ -249,7 +249,7 @@ function installQuestions () {
echo " 1) Default: 1194"
echo " 2) Custom"
echo " 3) Random [49152-65535]"
until [[ "$PORT_CHOICE" =~ ^[1-3]$ ]]; do
until [[ $PORT_CHOICE =~ ^[1-3]$ ]]; do
read -rp "Port choice [1-3]: " -e -i 1 PORT_CHOICE
done
case $PORT_CHOICE in
@ -257,7 +257,7 @@ function installQuestions () {
PORT="1194"
;;
2)
until [[ "$PORT" =~ ^[0-9]+$ ]] && [ "$PORT" -ge 1 ] && [ "$PORT" -le 65535 ]; do
until [[ $PORT =~ ^[0-9]+$ ]] && [ "$PORT" -ge 1 ] && [ "$PORT" -le 65535 ]; do
read -rp "Custom port [1-65535]: " -e -i 1194 PORT
done
;;
@ -272,7 +272,7 @@ function installQuestions () {
echo "UDP is faster. Unless it is not available, you shouldn't use TCP."
echo " 1) UDP"
echo " 2) TCP"
until [[ "$PROTOCOL_CHOICE" =~ ^[1-2]$ ]]; do
until [[ $PROTOCOL_CHOICE =~ ^[1-2]$ ]]; do
read -rp "Protocol [1-2]: " -e -i 1 PROTOCOL_CHOICE
done
case $PROTOCOL_CHOICE in
@ -298,7 +298,7 @@ function installQuestions () {
echo " 11) AdGuard DNS (Anycast: worldwide)"
echo " 12) NextDNS (Anycast: worldwide)"
echo " 13) Custom"
until [[ "$DNS" =~ ^[0-9]+$ ]] && [ "$DNS" -ge 1 ] && [ "$DNS" -le 13 ]; do
until [[ $DNS =~ ^[0-9]+$ ]] && [ "$DNS" -ge 1 ] && [ "$DNS" -le 13 ]; do
read -rp "DNS [1-12]: " -e -i 3 DNS
if [[ $DNS == 2 ]] && [[ -e /etc/unbound/unbound.conf ]]; then
echo ""
@ -317,12 +317,12 @@ function installQuestions () {
unset CONTINUE
fi
elif [[ $DNS == "13" ]]; then
until [[ "$DNS1" =~ ^((25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.){3}(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)$ ]]; do
until [[ $DNS1 =~ ^((25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.){3}(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)$ ]]; do
read -rp "Primary DNS: " -e DNS1
done
until [[ "$DNS2" =~ ^((25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.){3}(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)$ ]]; do
until [[ $DNS2 =~ ^((25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.){3}(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)$ ]]; do
read -rp "Secondary DNS (optional): " -e DNS2
if [[ "$DNS2" == "" ]]; then
if [[ $DNS2 == "" ]]; then
break
fi
done
@ -381,7 +381,7 @@ function installQuestions () {
echo " 4) AES-128-CBC"
echo " 5) AES-192-CBC"
echo " 6) AES-256-CBC"
until [[ "$CIPHER_CHOICE" =~ ^[1-6]$ ]]; do
until [[ $CIPHER_CHOICE =~ ^[1-6]$ ]]; do
read -rp "Cipher [1-6]: " -e -i 1 CIPHER_CHOICE
done
case $CIPHER_CHOICE in
@ -439,7 +439,7 @@ function installQuestions () {
echo " 1) 2048 bits (recommended)"
echo " 2) 3072 bits"
echo " 3) 4096 bits"
until [[ "$RSA_KEY_SIZE_CHOICE" =~ ^[1-3]$ ]]; do
until [[ $RSA_KEY_SIZE_CHOICE =~ ^[1-3]$ ]]; do
read -rp "RSA key size [1-3]: " -e -i 1 RSA_KEY_SIZE_CHOICE
done
case $RSA_KEY_SIZE_CHOICE in
@ -524,7 +524,7 @@ function installQuestions () {
echo " 1) 2048 bits (recommended)"
echo " 2) 3072 bits"
echo " 3) 4096 bits"
until [[ "$DH_KEY_SIZE_CHOICE" =~ ^[1-3]$ ]]; do
until [[ $DH_KEY_SIZE_CHOICE =~ ^[1-3]$ ]]; do
read -rp "DH key size [1-3]: " -e -i 1 DH_KEY_SIZE_CHOICE
done
case $DH_KEY_SIZE_CHOICE in
@ -542,9 +542,9 @@ function installQuestions () {
esac
echo ""
# The "auth" options behaves differently with AEAD ciphers
if [[ "$CIPHER" =~ CBC$ ]]; then
if [[ $CIPHER =~ CBC$ ]]; then
echo "The digest algorithm authenticates data channel packets and tls-auth packets from the control channel."
elif [[ "$CIPHER" =~ GCM$ ]]; then
elif [[ $CIPHER =~ GCM$ ]]; then
echo "The digest algorithm authenticates tls-auth packets from the control channel."
fi
echo "Which digest algorithm do you want to use for HMAC?"
@ -612,19 +612,19 @@ function installOpenVPN () {
# Get the "public" interface from the default route
NIC=$(ip -4 route ls | grep default | grep -Po '(?<=dev )(\S+)' | head -1)
if [[ -z "$NIC" ]] && [[ "$IPV6_SUPPORT" == 'y' ]]; then
if [[ -z $NIC ]] && [[ $IPV6_SUPPORT == 'y' ]]; then
NIC=$(ip -6 route show default | sed -ne 's/^default .* dev \([^ ]*\) .*$/\1/p')
fi
# $NIC can not be empty for script rm-openvpn-rules.sh
if [[ -z "$NIC" ]]; then
if [[ -z $NIC ]]; then
echo
echo "Can not detect public interface."
echo "This needs for setup MASQUERADE."
until [[ $CONTINUE =~ (y|n) ]]; do
read -rp "Continue? [y/n]: " -e CONTINUE
done
if [[ "$CONTINUE" == "n" ]]; then
if [[ $CONTINUE == "n" ]]; then
exit 1
fi
fi
@ -633,31 +633,31 @@ function installOpenVPN () {
# idempotent on multiple runs, but will only install OpenVPN from upstream
# the first time.
if [[ ! -e /etc/openvpn/server.conf ]]; then
if [[ "$OS" =~ (debian|ubuntu) ]]; then
if [[ $OS =~ (debian|ubuntu) ]]; then
apt-get update
apt-get -y install ca-certificates gnupg
# We add the OpenVPN repo to get the latest version.
if [[ "$VERSION_ID" = "8" ]]; then
if [[ $VERSION_ID == "8" ]]; then
echo "deb http://build.openvpn.net/debian/openvpn/stable jessie main" >/etc/apt/sources.list.d/openvpn.list
wget -O - https://swupdate.openvpn.net/repos/repo-public.gpg | apt-key add -
apt-get update
fi
if [[ "$VERSION_ID" = "16.04" ]]; then
if [[ $VERSION_ID == "16.04" ]]; then
echo "deb http://build.openvpn.net/debian/openvpn/stable xenial main" >/etc/apt/sources.list.d/openvpn.list
wget -O - https://swupdate.openvpn.net/repos/repo-public.gpg | apt-key add -
apt-get update
fi
# Ubuntu > 16.04 and Debian > 8 have OpenVPN >= 2.4 without the need of a third party repository.
apt-get install -y openvpn iptables openssl wget ca-certificates curl
elif [[ "$OS" = 'centos' ]]; then
elif [[ $OS == 'centos' ]]; then
yum install -y epel-release
yum install -y openvpn iptables openssl wget ca-certificates curl tar 'policycoreutils-python*'
elif [[ "$OS" = 'amzn' ]]; then
elif [[ $OS == 'amzn' ]]; then
amazon-linux-extras install -y epel
yum install -y openvpn iptables openssl wget ca-certificates curl
elif [[ "$OS" = 'fedora' ]]; then
elif [[ $OS == 'fedora' ]]; then
dnf install -y openvpn iptables openssl wget ca-certificates curl
elif [[ "$OS" = 'arch' ]]; then
elif [[ $OS == 'arch' ]]; then
# Install required dependencies and upgrade the system
pacman --needed --noconfirm -Syu openvpn iptables openssl wget ca-certificates curl
fi
@ -749,9 +749,9 @@ function installOpenVPN () {
# Generate server.conf
echo "port $PORT" >/etc/openvpn/server.conf
if [[ "$IPV6_SUPPORT" == 'n' ]]; then
if [[ $IPV6_SUPPORT == 'n' ]]; then
echo "proto $PROTOCOL" >>/etc/openvpn/server.conf
elif [[ "$IPV6_SUPPORT" == 'y' ]]; then
elif [[ $IPV6_SUPPORT == 'y' ]]; then
echo "proto ${PROTOCOL}6" >>/etc/openvpn/server.conf
fi
@ -825,7 +825,7 @@ ifconfig-pool-persist ipp.txt" >> /etc/openvpn/server.conf
;;
13) # Custom DNS
echo "push \"dhcp-option DNS $DNS1\"" >>/etc/openvpn/server.conf
if [[ "$DNS2" != "" ]]; then
if [[ $DNS2 != "" ]]; then
echo "push \"dhcp-option DNS $DNS2\"" >>/etc/openvpn/server.conf
fi
;;
@ -833,7 +833,7 @@ ifconfig-pool-persist ipp.txt" >> /etc/openvpn/server.conf
echo 'push "redirect-gateway def1 bypass-dhcp"' >>/etc/openvpn/server.conf
# IPv6 network settings if needed
if [[ "$IPV6_SUPPORT" == 'y' ]]; then
if [[ $IPV6_SUPPORT == 'y' ]]; then
echo 'server-ipv6 fd42:42:42:42::/112
tun-ipv6
push tun-ipv6
@ -882,7 +882,7 @@ verb 3" >> /etc/openvpn/server.conf
# Enable routing
echo 'net.ipv4.ip_forward=1' >/etc/sysctl.d/20-openvpn.conf
if [[ "$IPV6_SUPPORT" = 'y' ]]; then
if [[ $IPV6_SUPPORT == 'y' ]]; then
echo 'net.ipv6.conf.all.forwarding=1' >>/etc/sysctl.d/20-openvpn.conf
fi
# Apply sysctl rules
@ -891,14 +891,14 @@ verb 3" >> /etc/openvpn/server.conf
# If SELinux is enabled and a custom port was selected, we need this
if hash sestatus 2>/dev/null; then
if sestatus | grep "Current mode" | grep -qs "enforcing"; then
if [[ "$PORT" != '1194' ]]; then
if [[ $PORT != '1194' ]]; then
semanage port -a -t openvpn_port_t -p "$PROTOCOL" "$PORT"
fi
fi
fi
# Finally, restart and enable OpenVPN
if [[ "$OS" == 'arch' || "$OS" == 'fedora' || "$OS" == 'centos' ]]; then
if [[ $OS == 'arch' || $OS == 'fedora' || $OS == 'centos' ]]; then
# Don't modify package-provided service
cp /usr/lib/systemd/system/openvpn-server@.service /etc/systemd/system/openvpn-server@.service
@ -907,14 +907,14 @@ verb 3" >> /etc/openvpn/server.conf
# Another workaround to keep using /etc/openvpn/
sed -i 's|/etc/openvpn/server|/etc/openvpn|' /etc/systemd/system/openvpn-server@.service
# On fedora, the service hardcodes the ciphers. We want to manage the cipher ourselves, so we remove it from the service
if [[ "$OS" == "fedora" ]];then
if [[ $OS == "fedora" ]]; then
sed -i 's|--cipher AES-256-GCM --ncp-ciphers AES-256-GCM:AES-128-GCM:AES-256-CBC:AES-128-CBC:BF-CBC||' /etc/systemd/system/openvpn-server@.service
fi
systemctl daemon-reload
systemctl enable openvpn-server@server
systemctl restart openvpn-server@server
elif [[ "$OS" == "ubuntu" ]] && [[ "$VERSION_ID" == "16.04" ]]; then
elif [[ $OS == "ubuntu" ]] && [[ $VERSION_ID == "16.04" ]]; then
# On Ubuntu 16.04, we use the package from the OpenVPN repo
# This package uses a sysvinit service
systemctl enable openvpn
@ -948,7 +948,7 @@ iptables -I FORWARD 1 -i $NIC -o tun0 -j ACCEPT
iptables -I FORWARD 1 -i tun0 -o $NIC -j ACCEPT
iptables -I INPUT 1 -i $NIC -p $PROTOCOL --dport $PORT -j ACCEPT" >/etc/iptables/add-openvpn-rules.sh
if [[ "$IPV6_SUPPORT" == 'y' ]]; then
if [[ $IPV6_SUPPORT == 'y' ]]; then
echo "ip6tables -t nat -I POSTROUTING 1 -s fd42:42:42:42::/112 -o $NIC -j MASQUERADE
ip6tables -I INPUT 1 -i tun0 -j ACCEPT
ip6tables -I FORWARD 1 -i $NIC -o tun0 -j ACCEPT
@ -963,7 +963,7 @@ iptables -D FORWARD -i $NIC -o tun0 -j ACCEPT
iptables -D FORWARD -i tun0 -o $NIC -j ACCEPT
iptables -D INPUT -i $NIC -p $PROTOCOL --dport $PORT -j ACCEPT" >/etc/iptables/rm-openvpn-rules.sh
if [[ "$IPV6_SUPPORT" == 'y' ]]; then
if [[ $IPV6_SUPPORT == 'y' ]]; then
echo "ip6tables -t nat -D POSTROUTING -s fd42:42:42:42::/112 -o $NIC -j MASQUERADE
ip6tables -D INPUT -i tun0 -j ACCEPT
ip6tables -D FORWARD -i $NIC -o tun0 -j ACCEPT
@ -994,16 +994,16 @@ WantedBy=multi-user.target" > /etc/systemd/system/iptables-openvpn.service
systemctl start iptables-openvpn
# If the server is behind a NAT, use the correct IP address for the clients to connect to
if [[ "$ENDPOINT" != "" ]]; then
if [[ $ENDPOINT != "" ]]; then
IP=$ENDPOINT
fi
# client-template.txt is created so we have a template to add further users later
echo "client" >/etc/openvpn/client-template.txt
if [[ "$PROTOCOL" == 'udp' ]]; then
if [[ $PROTOCOL == 'udp' ]]; then
echo "proto udp" >>/etc/openvpn/client-template.txt
echo "explicit-exit-notify" >>/etc/openvpn/client-template.txt
elif [[ "$PROTOCOL" == 'tcp' ]]; then
elif [[ $PROTOCOL == 'tcp' ]]; then
echo "proto tcp-client" >>/etc/openvpn/client-template.txt
fi
echo "remote $IP $PORT
@ -1038,7 +1038,7 @@ function newClient () {
echo "Tell me a name for the client."
echo "Use one word only, no special characters."
until [[ "$CLIENT" =~ ^[a-zA-Z0-9_]+$ ]]; do
until [[ $CLIENT =~ ^[a-zA-Z0-9_]+$ ]]; do
read -rp "Client name: " -e CLIENT
done
@ -1048,12 +1048,12 @@ function newClient () {
echo " 1) Add a passwordless client"
echo " 2) Use a password for the client"
until [[ "$PASS" =~ ^[1-2]$ ]]; do
until [[ $PASS =~ ^[1-2]$ ]]; do
read -rp "Select an option [1-2]: " -e -i 1 PASS
done
CLIENTEXISTS=$(tail -n +2 /etc/openvpn/easy-rsa/pki/index.txt | grep -c -E "/CN=$CLIENT\$")
if [[ "$CLIENTEXISTS" = '1' ]]; then
if [[ $CLIENTEXISTS == '1' ]]; then
echo ""
echo "The specified client CN was found in easy-rsa."
else
@ -1125,7 +1125,7 @@ function newClient () {
function revokeClient() {
NUMBEROFCLIENTS=$(tail -n +2 /etc/openvpn/easy-rsa/pki/index.txt | grep -c "^V")
if [[ "$NUMBEROFCLIENTS" == '0' ]]; then
if [[ $NUMBEROFCLIENTS == '0' ]]; then
echo ""
echo "You have no existing clients!"
exit 1
@ -1134,7 +1134,7 @@ function revokeClient () {
echo ""
echo "Select the existing client certificate you want to revoke"
tail -n +2 /etc/openvpn/easy-rsa/pki/index.txt | grep "^V" | cut -d '=' -f 2 | nl -s ') '
if [[ "$NUMBEROFCLIENTS" == '1' ]]; then
if [[ $NUMBEROFCLIENTS == '1' ]]; then
read -rp "Select one client [1]: " CLIENTNUMBER
else
read -rp "Select one client [1-$NUMBEROFCLIENTS]: " CLIENTNUMBER
@ -1166,17 +1166,17 @@ function removeUnbound () {
read -rp "Do you want to completely remove Unbound? [y/n]: " -e REMOVE_UNBOUND
done
if [[ "$REMOVE_UNBOUND" == 'y' ]]; then
if [[ $REMOVE_UNBOUND == 'y' ]]; then
# Stop Unbound
systemctl stop unbound
if [[ "$OS" =~ (debian|ubuntu) ]]; then
if [[ $OS =~ (debian|ubuntu) ]]; then
apt-get autoremove --purge -y unbound
elif [[ "$OS" == 'arch' ]]; then
elif [[ $OS == 'arch' ]]; then
pacman --noconfirm -R unbound
elif [[ "$OS" =~ (centos|amzn) ]]; then
elif [[ $OS =~ (centos|amzn) ]]; then
yum remove -y unbound
elif [[ "$OS" == 'fedora' ]]; then
elif [[ $OS == 'fedora' ]]; then
dnf remove -y unbound
fi
@ -1195,17 +1195,17 @@ function removeOpenVPN () {
echo ""
# shellcheck disable=SC2034
read -rp "Do you really want to remove OpenVPN? [y/n]: " -e -i n REMOVE
if [[ "$REMOVE" == 'y' ]]; then
if [[ $REMOVE == 'y' ]]; then
# Get OpenVPN port from the configuration
PORT=$(grep '^port ' /etc/openvpn/server.conf | cut -d " " -f 2)
# Stop OpenVPN
if [[ "$OS" =~ (fedora|arch|centos) ]]; then
if [[ $OS =~ (fedora|arch|centos) ]]; then
systemctl disable openvpn-server@server
systemctl stop openvpn-server@server
# Remove customised service
rm /etc/systemd/system/openvpn-server@.service
elif [[ "$OS" == "ubuntu" ]] && [[ "$VERSION_ID" == "16.04" ]]; then
elif [[ $OS == "ubuntu" ]] && [[ $VERSION_ID == "16.04" ]]; then
systemctl disable openvpn
systemctl stop openvpn
else
@ -1227,23 +1227,23 @@ function removeOpenVPN () {
# SELinux
if hash sestatus 2>/dev/null; then
if sestatus | grep "Current mode" | grep -qs "enforcing"; then
if [[ "$PORT" != '1194' ]]; then
if [[ $PORT != '1194' ]]; then
semanage port -d -t openvpn_port_t -p udp "$PORT"
fi
fi
fi
if [[ "$OS" =~ (debian|ubuntu) ]]; then
if [[ $OS =~ (debian|ubuntu) ]]; then
apt-get autoremove --purge -y openvpn
if [[ -e /etc/apt/sources.list.d/openvpn.list ]]; then
rm /etc/apt/sources.list.d/openvpn.list
apt-get update
fi
elif [[ "$OS" == 'arch' ]]; then
elif [[ $OS == 'arch' ]]; then
pacman --noconfirm -R openvpn
elif [[ "$OS" =~ (centos|amzn) ]]; then
elif [[ $OS =~ (centos|amzn) ]]; then
yum remove -y openvpn
elif [[ "$OS" == 'fedora' ]]; then
elif [[ $OS == 'fedora' ]]; then
dnf remove -y openvpn
fi
@ -1279,7 +1279,7 @@ function manageMenu () {
echo " 2) Revoke existing user"
echo " 3) Remove OpenVPN"
echo " 4) Exit"
until [[ "$MENU_OPTION" =~ ^[1-4]$ ]]; do
until [[ $MENU_OPTION =~ ^[1-4]$ ]]; do
read -rp "Select an option [1-4]: " MENU_OPTION
done