Files
s-ui/s-ui.sh
T
2025-08-10 13:37:01 +02:00

935 lines
26 KiB
Bash

#!/bin/bash
red='\033[0;31m'
green='\033[0;32m'
yellow='\033[0;33m'
plain='\033[0m'
function LOGD() {
echo -e "${yellow}[DEG] $* ${plain}"
}
function LOGE() {
echo -e "${red}[ERR] $* ${plain}"
}
function LOGI() {
echo -e "${green}[INF] $* ${plain}"
}
[[ $EUID -ne 0 ]] && LOGE "ERROR: You must be root to run this script! \n" && exit 1
if [[ -f /etc/os-release ]]; then
source /etc/os-release
release=$ID
elif [[ -f /usr/lib/os-release ]]; then
source /usr/lib/os-release
release=$ID
else
echo "Failed to check the system OS, please contact the author!" >&2
exit 1
fi
echo "The OS release is: $release"
confirm() {
if [[ $# > 1 ]]; then
echo && read -p "$1 [Default$2]: " temp
if [[ x"${temp}" == x"" ]]; then
temp=$2
fi
else
read -p "$1 [y/n]: " temp
fi
if [[ x"${temp}" == x"y" || x"${temp}" == x"Y" ]]; then
return 0
else
return 1
fi
}
confirm_restart() {
confirm "Restart the ${1} service" "y"
if [[ $? == 0 ]]; then
restart
else
show_menu
fi
}
before_show_menu() {
echo && echo -n -e "${yellow}Press enter to return to the main menu: ${plain}" && read temp
show_menu
}
install() {
bash <(curl -Ls https://raw.githubusercontent.com/alireza0/s-ui/main/install.sh)
if [[ $? == 0 ]]; then
if [[ $# == 0 ]]; then
start
else
start 0
fi
fi
}
update() {
confirm "This function will forcefully reinstall the latest version, and the data will not be lost. Do you want to continue?" "n"
if [[ $? != 0 ]]; then
LOGE "Cancelled"
if [[ $# == 0 ]]; then
before_show_menu
fi
return 0
fi
bash <(curl -Ls https://raw.githubusercontent.com/alireza0/s-ui/main/install.sh)
if [[ $? == 0 ]]; then
LOGI "Update is complete, Panel has automatically restarted "
exit 0
fi
}
custom_version() {
echo "Enter the panel version (like 0.0.1):"
read panel_version
if [ -z "$panel_version" ]; then
echo "Panel version cannot be empty. Exiting."
exit 1
fi
download_link="https://raw.githubusercontent.com/alireza0/s-ui/master/install.sh"
install_command="bash <(curl -Ls $download_link) $panel_version"
echo "Downloading and installing panel version $panel_version..."
eval $install_command
}
uninstall() {
confirm "Are you sure you want to uninstall the panel?" "n"
if [[ $? != 0 ]]; then
if [[ $# == 0 ]]; then
show_menu
fi
return 0
fi
systemctl stop s-ui
systemctl disable s-ui
rm /etc/systemd/system/s-ui.service -f
systemctl daemon-reload
systemctl reset-failed
rm /etc/s-ui/ -rf
rm /usr/local/s-ui/ -rf
echo ""
echo -e "Uninstalled Successfully, If you want to remove this script, then after exiting the script run ${green}rm /usr/local/s-ui -f${plain} to delete it."
echo ""
if [[ $# == 0 ]]; then
before_show_menu
fi
}
reset_admin() {
echo "It is not recommended to set admin's credentials to default!"
confirm "Are you sure you want to reset admin's credentials to default ?" "n"
if [[ $? == 0 ]]; then
/usr/local/s-ui/sui admin -reset
fi
before_show_menu
}
set_admin() {
echo "It is not recommended to set admin's credentials to a complex text."
read -p "Please set up your username:" config_account
read -p "Please set up your password:" config_password
/usr/local/s-ui/sui admin -username ${config_account} -password ${config_password}
before_show_menu
}
view_admin() {
/usr/local/s-ui/sui admin -show
before_show_menu
}
reset_setting() {
confirm "Are you sure you want to reset settings to default ?" "n"
if [[ $? == 0 ]]; then
/usr/local/s-ui/sui setting -reset
fi
before_show_menu
}
set_setting() {
echo -e "Enter the ${yellow}panel port${plain} (leave blank for existing/default value):"
read config_port
echo -e "Enter the ${yellow}panel path${plain} (leave blank for existing/default value):"
read config_path
echo -e "Enter the ${yellow}subscription port${plain} (leave blank for existing/default value):"
read config_subPort
echo -e "Enter the ${yellow}subscription path${plain} (leave blank for existing/default value):"
read config_subPath
echo -e "${yellow}Initializing, please wait...${plain}"
params=""
[ -z "$config_port" ] || params="$params -port $config_port"
[ -z "$config_path" ] || params="$params -path $config_path"
[ -z "$config_subPort" ] || params="$params -subPort $config_subPort"
[ -z "$config_subPath" ] || params="$params -subPath $config_subPath"
/usr/local/s-ui/sui setting ${params}
before_show_menu
}
view_setting() {
/usr/local/s-ui/sui setting -show
view_uri
before_show_menu
}
view_uri() {
info=$(/usr/local/s-ui/sui uri)
if [[ $? != 0 ]]; then
LOGE "Get current uri error"
before_show_menu
fi
LOGI "You may access the Panel with following URL(s):"
echo -e "${green}${info}${plain}"
}
start() {
check_status $1
if [[ $? == 0 ]]; then
echo ""
LOGI -e "${1} is running, No need to start again, If you need to restart, please select restart"
else
systemctl start $1
sleep 2
check_status $1
if [[ $? == 0 ]]; then
LOGI "${1} Started Successfully"
else
LOGE "Failed to start ${1}, Probably because it takes longer than two seconds to start, Please check the log information later"
fi
fi
if [[ $# == 1 ]]; then
before_show_menu
fi
}
stop() {
check_status $1
if [[ $? == 1 ]]; then
echo ""
LOGI "${1} stopped, No need to stop again!"
else
systemctl stop $1
sleep 2
check_status
if [[ $? == 1 ]]; then
LOGI "${1} stopped successfully"
else
LOGE "Failed to stop ${1}, Probably because the stop time exceeds two seconds, Please check the log information later"
fi
fi
if [[ $# == 1 ]]; then
before_show_menu
fi
}
restart() {
systemctl restart $1
sleep 2
check_status $1
if [[ $? == 0 ]]; then
LOGI "${1} Restarted successfully"
else
LOGE "Failed to restart ${1}, Probably because it takes longer than two seconds to start, Please check the log information later"
fi
if [[ $# == 1 ]]; then
before_show_menu
fi
}
status() {
systemctl status s-ui -l
if [[ $# == 0 ]]; then
before_show_menu
fi
}
enable() {
systemctl enable $1
if [[ $? == 0 ]]; then
LOGI "Set ${1} to boot automatically on startup successfully"
else
LOGE "Failed to set ${1} Autostart"
fi
if [[ $# == 1 ]]; then
before_show_menu
fi
}
disable() {
systemctl disable $1
if [[ $? == 0 ]]; then
LOGI "Autostart ${1} Cancelled successfully"
else
LOGE "Failed to cancel ${1} autostart"
fi
if [[ $# == 1 ]]; then
before_show_menu
fi
}
show_log() {
journalctl -u $1.service -e --no-pager -f
if [[ $# == 1 ]]; then
before_show_menu
fi
}
update_shell() {
wget -O /usr/bin/s-ui -N --no-check-certificate https://github.com/alireza0/s-ui/raw/main/s-ui.sh
if [[ $? != 0 ]]; then
echo ""
LOGE "Failed to download script, Please check whether the machine can connect Github"
before_show_menu
else
chmod +x /usr/bin/s-ui
LOGI "Upgrade script succeeded, Please rerun the script" && exit 0
fi
}
check_status() {
if [[ ! -f "/etc/systemd/system/$1.service" ]]; then
return 2
fi
temp=$(systemctl status "$1" | grep Active | awk '{print $3}' | cut -d "(" -f2 | cut -d ")" -f1)
if [[ x"${temp}" == x"running" ]]; then
return 0
else
return 1
fi
}
check_enabled() {
temp=$(systemctl is-enabled $1)
if [[ x"${temp}" == x"enabled" ]]; then
return 0
else
return 1
fi
}
check_uninstall() {
check_status s-ui
if [[ $? != 2 ]]; then
echo ""
LOGE "Panel is already installed, Please do not reinstall"
if [[ $# == 0 ]]; then
before_show_menu
fi
return 1
else
return 0
fi
}
check_install() {
check_status s-ui
if [[ $? == 2 ]]; then
echo ""
LOGE "Please install the panel first"
if [[ $# == 0 ]]; then
before_show_menu
fi
return 1
else
return 0
fi
}
show_status() {
check_status $1
case $? in
0)
echo -e "${1} state: ${green}Running${plain}"
show_enable_status $1
;;
1)
echo -e "${1} state: ${yellow}Not Running${plain}"
show_enable_status $1
;;
2)
echo -e "${1} state: ${red}Not Installed${plain}"
;;
esac
}
show_enable_status() {
check_enabled $1
if [[ $? == 0 ]]; then
echo -e "Start ${1} automatically: ${green}Yes${plain}"
else
echo -e "Start ${1} automatically: ${red}No${plain}"
fi
}
check_s-ui_status() {
count=$(ps -ef | grep "sui" | grep -v "grep" | wc -l)
if [[ count -ne 0 ]]; then
return 0
else
return 1
fi
}
show_s-ui_status() {
check_s-ui_status
if [[ $? == 0 ]]; then
echo -e "s-ui state: ${green}Running${plain}"
else
echo -e "s-ui state: ${red}Not Running${plain}"
fi
}
bbr_menu() {
echo -e "${green}\t1.${plain} Enable BBR"
echo -e "${green}\t2.${plain} Disable BBR"
echo -e "${green}\t0.${plain} Back to Main Menu"
read -p "Choose an option: " choice
case "$choice" in
0)
show_menu
;;
1)
enable_bbr
;;
2)
disable_bbr
;;
*) echo "Invalid choice" ;;
esac
}
disable_bbr() {
if ! grep -q "net.core.default_qdisc=fq" /etc/sysctl.conf || ! grep -q "net.ipv4.tcp_congestion_control=bbr" /etc/sysctl.conf; then
echo -e "${yellow}BBR is not currently enabled.${plain}"
exit 0
fi
sed -i 's/net.core.default_qdisc=fq/net.core.default_qdisc=pfifo_fast/' /etc/sysctl.conf
sed -i 's/net.ipv4.tcp_congestion_control=bbr/net.ipv4.tcp_congestion_control=cubic/' /etc/sysctl.conf
sysctl -p
if [[ $(sysctl net.ipv4.tcp_congestion_control | awk '{print $3}') == "cubic" ]]; then
echo -e "${green}BBR has been replaced with CUBIC successfully.${plain}"
else
echo -e "${red}Failed to replace BBR with CUBIC. Please check your system configuration.${plain}"
fi
}
enable_bbr() {
if grep -q "net.core.default_qdisc=fq" /etc/sysctl.conf && grep -q "net.ipv4.tcp_congestion_control=bbr" /etc/sysctl.conf; then
echo -e "${green}BBR is already enabled!${plain}"
exit 0
fi
case "${release}" in
ubuntu | debian | armbian)
apt-get update && apt-get install -yqq --no-install-recommends ca-certificates
;;
centos | almalinux | rocky | oracle)
yum -y update && yum -y install ca-certificates
;;
fedora)
dnf -y update && dnf -y install ca-certificates
;;
arch | manjaro | parch)
pacman -Sy --noconfirm ca-certificates
;;
*)
echo -e "${red}Unsupported operating system. Please check the script and install the necessary packages manually.${plain}\n"
exit 1
;;
esac
echo "net.core.default_qdisc=fq" | tee -a /etc/sysctl.conf
echo "net.ipv4.tcp_congestion_control=bbr" | tee -a /etc/sysctl.conf
sysctl -p
if [[ $(sysctl net.ipv4.tcp_congestion_control | awk '{print $3}') == "bbr" ]]; then
echo -e "${green}BBR has been enabled successfully.${plain}"
else
echo -e "${red}Failed to enable BBR. Please check your system configuration.${plain}"
fi
}
install_acme() {
cd ~
LOGI "install acme..."
curl https://get.acme.sh | sh
if [ $? -ne 0 ]; then
LOGE "install acme failed"
return 1
else
LOGI "install acme succeed"
fi
return 0
}
ssl_cert_issue_main() {
echo -e "${green}\t1.${plain} Get SSL"
echo -e "${green}\t2.${plain} Revoke"
echo -e "${green}\t3.${plain} Force Renew"
echo -e "${green}\t4.${plain} Self-signed Certificate"
read -p "Choose an option: " choice
case "$choice" in
1) ssl_cert_issue ;;
2)
local domain=""
read -p "Please enter your domain name to revoke the certificate: " domain
~/.acme.sh/acme.sh --revoke -d ${domain}
LOGI "Certificate revoked"
;;
3)
local domain=""
read -p "Please enter your domain name to forcefully renew an SSL certificate: " domain
~/.acme.sh/acme.sh --renew -d ${domain} --force ;;
4)
generate_self_signed_cert
;;
*) echo "Invalid choice" ;;
esac
}
ssl_cert_issue() {
if ! command -v ~/.acme.sh/acme.sh &>/dev/null; then
echo "acme.sh could not be found. we will install it"
install_acme
if [ $? -ne 0 ]; then
LOGE "install acme failed, please check logs"
exit 1
fi
fi
case "${release}" in
ubuntu | debian | armbian)
apt update && apt install socat -y
;;
centos | almalinux | rocky | oracle)
yum -y update && yum -y install socat
;;
fedora)
dnf -y update && dnf -y install socat
;;
arch | manjaro | parch)
pacman -Sy --noconfirm socat
;;
*)
echo -e "${red}Unsupported operating system. Please check the script and install the necessary packages manually.${plain}\n"
exit 1
;;
esac
if [ $? -ne 0 ]; then
LOGE "install socat failed, please check logs"
exit 1
else
LOGI "install socat succeed..."
fi
local domain=""
read -p "Please enter your domain name:" domain
LOGD "your domain is:${domain},check it..."
local currentCert=$(~/.acme.sh/acme.sh --list | tail -1 | awk '{print $1}')
if [ ${currentCert} == ${domain} ]; then
local certInfo=$(~/.acme.sh/acme.sh --list)
LOGE "system already has certs here,can not issue again,current certs details:"
LOGI "$certInfo"
exit 1
else
LOGI "your domain is ready for issuing cert now..."
fi
certPath="/root/cert/${domain}"
if [ ! -d "$certPath" ]; then
mkdir -p "$certPath"
else
rm -rf "$certPath"
mkdir -p "$certPath"
fi
local WebPort=80
read -p "please choose which port do you use,default will be 80 port:" WebPort
if [[ ${WebPort} -gt 65535 || ${WebPort} -lt 1 ]]; then
LOGE "your input ${WebPort} is invalid,will use default port"
fi
LOGI "will use port:${WebPort} to issue certs,please make sure this port is open..."
~/.acme.sh/acme.sh --set-default-ca --server letsencrypt
~/.acme.sh/acme.sh --issue -d ${domain} --standalone --httpport ${WebPort}
if [ $? -ne 0 ]; then
LOGE "issue certs failed,please check logs"
rm -rf ~/.acme.sh/${domain}
exit 1
else
LOGE "issue certs succeed,installing certs..."
fi
~/.acme.sh/acme.sh --installcert -d ${domain} \
--key-file /root/cert/${domain}/privkey.pem \
--fullchain-file /root/cert/${domain}/fullchain.pem
if [ $? -ne 0 ]; then
LOGE "install certs failed,exit"
rm -rf ~/.acme.sh/${domain}
exit 1
else
LOGI "install certs succeed,enable auto renew..."
fi
~/.acme.sh/acme.sh --upgrade --auto-upgrade
if [ $? -ne 0 ]; then
LOGE "auto renew failed, certs details:"
ls -lah cert/*
chmod 755 $certPath/*
exit 1
else
LOGI "auto renew succeed, certs details:"
ls -lah cert/*
chmod 755 $certPath/*
fi
}
ssl_cert_issue_CF() {
echo -E ""
LOGD "******Instructions for use******"
echo "1) New certificate from Cloudflare"
echo "2) Force renew existing Certificates"
echo "3) Back to Menu"
read -p "Enter your choice [1-3]: " choice
certPath="/root/cert-CF"
case $choice in
1|2)
force_flag=""
if [ "$choice" -eq 2 ]; then
force_flag="--force"
echo "Forcing SSL certificate reissuance..."
else
echo "Starting SSL certificate issuance..."
fi
LOGD "******Instructions for use******"
LOGI "This Acme script requires the following data:"
LOGI "1.Cloudflare Registered e-mail"
LOGI "2.Cloudflare Global API Key"
LOGI "3.The domain name that has been resolved DNS to the current server by Cloudflare"
LOGI "4.The script applies for a certificate. The default installation path is /root/cert "
confirm "Confirmed?[y/n]" "y"
if [ $? -eq 0 ]; then
if ! command -v ~/.acme.sh/acme.sh &>/dev/null; then
echo "acme.sh could not be found. Installing..."
install_acme
if [ $? -ne 0 ]; then
LOGE "Install acme failed, please check logs"
exit 1
fi
fi
CF_Domain=""
if [ ! -d "$certPath" ]; then
mkdir -p $certPath
else
rm -rf $certPath
mkdir -p $certPath
fi
LOGD "Please set a domain name:"
read -p "Input your domain here: " CF_Domain
LOGD "Your domain name is set to: ${CF_Domain}"
CF_GlobalKey=""
CF_AccountEmail=""
LOGD "Please set the API key:"
read -p "Input your key here: " CF_GlobalKey
LOGD "Your API key is: ${CF_GlobalKey}"
LOGD "Please set up registered email:"
read -p "Input your email here: " CF_AccountEmail
LOGD "Your registered email address is: ${CF_AccountEmail}"
~/.acme.sh/acme.sh --set-default-ca --server letsencrypt
if [ $? -ne 0 ]; then
LOGE "Default CA, Let's Encrypt failed, script exiting..."
exit 1
fi
export CF_Key="${CF_GlobalKey}"
export CF_Email="${CF_AccountEmail}"
~/.acme.sh/acme.sh --issue --dns dns_cf -d ${CF_Domain} -d *.${CF_Domain} $force_flag --log
if [ $? -ne 0 ]; then
LOGE "Certificate issuance failed, script exiting..."
exit 1
else
LOGI "Certificate issued Successfully, Installing..."
fi
mkdir -p ${certPath}/${CF_Domain}
if [ $? -ne 0 ]; then
LOGE "Failed to create directory: ${certPath}/${CF_Domain}"
exit 1
fi
~/.acme.sh/acme.sh --installcert -d ${CF_Domain} -d *.${CF_Domain} \
--fullchain-file ${certPath}/${CF_Domain}/fullchain.pem \
--key-file ${certPath}/${CF_Domain}/privkey.pem
if [ $? -ne 0 ]; then
LOGE "Certificate installation failed, script exiting..."
exit 1
else
LOGI "Certificate installed Successfully, Turning on automatic updates..."
fi
~/.acme.sh/acme.sh --upgrade --auto-upgrade
if [ $? -ne 0 ]; then
LOGE "Auto update setup failed, script exiting..."
exit 1
else
LOGI "The certificate is installed and auto-renewal is turned on."
ls -lah ${certPath}/${CF_Domain}
chmod 755 ${certPath}/${CF_Domain}
fi
fi
show_menu
;;
3)
echo "Exiting..."
show_menu
;;
*)
echo "Invalid choice, please select again."
show_menu
;;
esac
}
generate_self_signed_cert() {
cert_dir="/etc/sing-box"
mkdir -p "$cert_dir"
LOGI "Choose certificate type:"
echo -e "${green}\t1.${plain} Ed25519 (*recommended*)"
echo -e "${green}\t2.${plain} RSA 2048"
echo -e "${green}\t3.${plain} RSA 4096"
echo -e "${green}\t4.${plain} ECDSA prime256v1"
echo -e "${green}\t5.${plain} ECDSA secp384r1"
read -p "Enter your choice [1-5, default 1]: " cert_type
cert_type=${cert_type:-1}
case "$cert_type" in
1)
algo="ed25519"
key_opt="-newkey ed25519"
;;
2)
algo="rsa"
key_opt="-newkey rsa:2048"
;;
3)
algo="rsa"
key_opt="-newkey rsa:4096"
;;
4)
algo="ecdsa"
key_opt="-newkey ec -pkeyopt ec_paramgen_curve:prime256v1"
;;
5)
algo="ecdsa"
key_opt="-newkey ec -pkeyopt ec_paramgen_curve:secp384r1"
;;
*)
algo="ed25519"
key_opt="-newkey ed25519"
;;
esac
LOGI "Generating self-signed certificate ($algo)..."
sudo openssl req -x509 -nodes -days 3650 $key_opt \
-keyout "${cert_dir}/self.key" \
-out "${cert_dir}/self.crt" \
-subj "/CN=myserver"
if [[ $? -eq 0 ]]; then
sudo chmod 600 "${cert_dir}/self."*
LOGI "Self-signed certificate generated successfully!"
LOGI "Certificate path: ${cert_dir}/self.crt"
LOGI "Key path: ${cert_dir}/self.key"
else
LOGE "Failed to generate self-signed certificate."
fi
before_show_menu
}
show_usage() {
echo -e "S-UI Control Menu Usage"
echo -e "------------------------------------------"
echo -e "SUBCOMMANDS:"
echo -e "s-ui - Admin Management Script"
echo -e "s-ui start - Start s-ui"
echo -e "s-ui stop - Stop s-ui"
echo -e "s-ui restart - Restart s-ui"
echo -e "s-ui status - Current Status of s-ui"
echo -e "s-ui enable - Enable Autostart on OS Startup"
echo -e "s-ui disable - Disable Autostart on OS Startup"
echo -e "s-ui log - Check s-ui Logs"
echo -e "s-ui update - Update"
echo -e "s-ui install - Install"
echo -e "s-ui uninstall - Uninstall"
echo -e "s-ui help - Control Menu Usage"
echo -e "------------------------------------------"
}
show_menu() {
echo -e "
${green}S-UI Admin Management Script ${plain}
————————————————————————————————
${green}0.${plain} Exit
————————————————————————————————
${green}1.${plain} Install
${green}2.${plain} Update
${green}3.${plain} Custom Version
${green}4.${plain} Uninstall
————————————————————————————————
${green}5.${plain} Reset admin credentials to default
${green}6.${plain} Set admin credentials
${green}7.${plain} View admin credentials
————————————————————————————————
${green}8.${plain} Reset Panel Settings
${green}9.${plain} Set Panel settings
${green}10.${plain} View Panel Settings
————————————————————————————————
${green}11.${plain} S-UI Start
${green}12.${plain} S-UI Stop
${green}13.${plain} S-UI Restart
${green}14.${plain} S-UI Check State
${green}15.${plain} S-UI Check Logs
${green}16.${plain} S-UI Enable Autostart
${green}17.${plain} S-UI Disable Autostart
————————————————————————————————
${green}18.${plain} Enable or Disable BBR
${green}19.${plain} SSL Certificate Management
${green}20.${plain} Cloudflare SSL Certificate
————————————————————————————————
"
show_status s-ui
echo && read -p "Please enter your selection [0-20]: " num
case "${num}" in
0)
exit 0
;;
1)
check_uninstall && install
;;
2)
check_install && update
;;
3)
check_install && custom_version
;;
4)
check_install && uninstall
;;
5)
check_install && reset_admin
;;
6)
check_install && set_admin
;;
7)
check_install && view_admin
;;
8)
check_install && reset_setting
;;
9)
check_install && set_setting
;;
10)
check_install && view_setting
;;
11)
check_install && start s-ui
;;
12)
check_install && stop s-ui
;;
13)
check_install && restart s-ui
;;
14)
check_install && status s-ui
;;
15)
check_install && show_log s-ui
;;
16)
check_install && enable s-ui
;;
17)
check_install && disable s-ui
;;
18)
bbr_menu
;;
19)
ssl_cert_issue_main
;;
20)
ssl_cert_issue_CF
;;
*)
LOGE "Please enter the correct number [0-20]"
;;
esac
}
if [[ $# > 0 ]]; then
case $1 in
"start")
check_install 0 && start s-ui 0
;;
"stop")
check_install 0 && stop s-ui 0
;;
"restart")
check_install 0 && restart s-ui 0
;;
"status")
check_install 0 && status 0
;;
"enable")
check_install 0 && enable s-ui 0
;;
"disable")
check_install 0 && disable s-ui 0
;;
"log")
check_install 0 && show_log s-ui 0
;;
"update")
check_install 0 && update 0
;;
"install")
check_uninstall 0 && install 0
;;
"uninstall")
check_install 0 && uninstall 0
;;
*) show_usage ;;
esac
else
show_menu
fi