diff --git a/README.md b/README.md
index c18ea068a..ccd246fe4 100755
--- a/README.md
+++ b/README.md
@@ -17,21 +17,41 @@ Web Hosting Control Panel that uses OpenLiteSpeed as the underlying Web Server.
 
 # Supported PHP Versions
 
+* PHP 8.3
+* PHP 8.2
 * PHP 8.1
 * PHP 8.0
-* PHP 7.4
+* PHP 7.4 (Ubuntu 22.04 and up does not support php below this version.)
 * PHP 7.3
 * PHP 7.2
-* PHP 7.1
+* PHP 7.1 (Almalinux 8.x and up does not support php below this version.)
 * PHP 7.0
 * PHP 5.6
 * PHP 5.5
 * PHP 5.4
 * PHP 5.3
 
+# Supported OS Versions
 
-# Installation Instructions
+* CyberPanel is supported on x86_64 based
+* Ubuntu 18.04 (will reach end of life (EOL) on May 31, 2023.)
+* Ubuntu 20.04 (will reach end of life (EOL) on April , 2025.)
+* Ubuntu 20.10 (will reach end of life (EOL) on July 22, 2021.)
+* Ubuntu 22.04 (will reach end of life (EOL) on Apr 2022 - Apr 2027.)
+* CentOS 7 (will reach end of life (EOL) on June 30, 2024.)
+* CentOS 8 (will reach end of life (EOL) on December 31, 2021.)
+* CentOS 9 (will reach end of life (EOL) on May 31, 2027.)
+* RHEL 8 (will reach end of life (EOL) on May 31, 2029.)
+* RHEL 9 (will reach end of life (EOL) on May 31, 2032.)
+* AlmaLinux 8 (will reach end of life (EOL) on May 01, 2024).)
+* AlmaLinux 9 (will reach end of life (EOL) on May 31, 2027.)
+* RockyLinux 8 (will reach end of life (EOL) on 31 May, 2029.)
+* CloudLinux 7 (will reach end of life (EOL) on 01 July, 2024.)
+* CloudLinux 8 (will reach end of life (EOL) on 31 May, 2029.)
+* openEuler 20.03 (will reach end of life (EOL) on April, 2022.)
+* openEuler 22.03 (will reach end of life (EOL) on March, 2024.)
 
+# Installation Instructions
 
 ```
 sh <(curl https://cyberpanel.net/install.sh || wget -O - https://cyberpanel.net/install.sh)
@@ -39,7 +59,6 @@ sh <(curl https://cyberpanel.net/install.sh || wget -O - https://cyberpanel.net/
 
 # Upgrading CyberPanel
 
-
 ```
 sh <(curl https://raw.githubusercontent.com/usmannasir/cyberpanel/stable/preUpgrade.sh || wget -O - https://raw.githubusercontent.com/usmannasir/cyberpanel/stable/preUpgrade.sh)
 ```
diff --git a/README.md.bak b/README.md.bak
deleted file mode 100644
index ff9c97e70..000000000
--- a/README.md.bak
+++ /dev/null
@@ -1,52 +0,0 @@
-# CyberPanel
-
-Webhosting control panel that uses OpenLiteSpeed as web server.
-
-## Features
-
-* Different Level Of users.
-* Auto SSL.
-* FTP Server.
-* Light weight DNS Server (PowerDNS).
-* PHPMYAdmin.
-* Email Support (Rainloop).
-* FileManager.
-* PHP Managment.
-* Firewall (FirewallD & ConfigServer Firewall Intregration).
-* One click Backup and Restore.
-
-# Supported PHPs
-
-* PHP 5.3
-* PHP 5.4
-* PHP 5.5
-* PHP 5.6
-* PHP 7.0
-* PHP 7.1
-* PHP 7.2
-* PHP 7.3
-* PHP 7.4
-* PHP 8.0
-
-# Installation Instructions
-
-
-```
-sh <(curl https://cyberpanel.net/install.sh || wget -O - https://cyberpanel.net/install.sh)
-```
-
-# Upgrading
-
-
-```
-sh <(curl https://raw.githubusercontent.com/usmannasir/cyberpanel/stable/preUpgrade.sh || wget -O - https://raw.githubusercontent.com/usmannasir/cyberpanel/stable/preUpgrade.sh)
-```
-
-# Resources
-
-* [Official Site.](https://cyberpanel.net)
-* [Documentation.](https://docs.cyberpanel.net)
-* [Forums.](https://forums.cyberpanel.net)
-* [Discord.](https://discord.gg/g8k8Db3)
-* [Facebook Group.](https://www.facebook.com/groups/cyberpanel)
-
diff --git a/cyberpanel.sh.bak b/cyberpanel.sh.bak
deleted file mode 100644
index e472576a9..000000000
--- a/cyberpanel.sh.bak
+++ /dev/null
@@ -1,1963 +0,0 @@
-#!/bin/bash
-
-#set -e -o pipefail
-#set -x
-#set -u
-
-
-#CyberPanel installer script for CentOS 7.X, CentOS 8.X, CloudLinux 7.X, RockyLinux 8.X, Ubuntu 18.04, Ubuntu 20.04 , Ubuntu 20.10 and AlmaLinux 8.X
-#For whoever may edit this script, please follow :
-#Please use Pre_Install_xxx() and Post_Install_xxx() if you want to something respectively before or after the panel installation
-#and update below accordingly
-#Please use variable/functions name as MySomething or My_Something, and please try not to use too-short abbreviation :)
-#Please use On/Off,  True/False, Yes/No.
-
-#workflow:
-#Set_Default_Variables() --->  set some default variable for later use
-#Check_Root()  ---> check for root
-#Check_Server_IP()  ---> check for server IP and geolocation at country level
-#Check_OS() ---> check system , support on centos7/8, rockylinux 8.x , almalinux 8.x ubutnu18/20 and cloudlinux 7 , 8 is untested.
-#Check_Virtualization()  ---> check for virtualizaon , #LXC not supported# , some edit needed on OVZ
-#Check_Panel() --->  check to make sure no other panel is installed
-#Check_Process() ---> check no other process like Apache is running
-#Check_Provider() ---> check the provider, certain provider like Alibaba or Tencent Yun may need some special change
-#Check_Argument() ---> parse argument and go to Argument_Mode() or Interactive_Mode() respectively
-#Pre_Install_Setup_Repository() ---> setup/install repositories for centos system.
-#go to Pre_Install_Setup_CN_Repository() if server is within China.
-#Pre_Install_Setup_Git_URL() --->  form up github URL , use Gitee for servers within China.
-#Pre_Install_Required_Components() --->  install required softwares and git clone it
-#Pre_Install_System_Tweak() ---> set up SWAP and apply some system tweak depends on providers
-#Main_Installation() --->  change some code within python files for CN servers and start to install
-#Post_Install_Addon_Memcached() ---> Install Memcached extension and process
-#Post_Install_Addon_Redis() ---> Install Redis extension and process
-#Post_Install_Required_Components() --->  install some required softwares.
-#Post_Install_PHP_Session_Setup() --->  set up PHP session
-#Post_Install_PHP_TimezoneDB() ---> set up PHP timezoneDB
-#Post_Install_Regenerate_Cert() ---> regenerate cert for :7080 and :8090 to avoid Chrome on MacOS blocking.
-#Post_Install_Regenerate_Webadmin_Console_Passwd() ---> regenerate the webadmin console password
-#Post_Install_Setup_Watchdog() ---> set up watchdog script for webserver and MariaDB.
-#Post_Install_Setup_Utility() --->  set up utility script for some handy features
-#Post_Install_Tweak() --->  some patches/fixes on certain systems
-#Post_Install_Display_Final_Info() ---> display installation successful information.
-
-
-Sudo_Test=$(set)
-#for SUDO check
-
-Set_Default_Variables() {
-
-echo -e "Fetching latest data from CyberPanel server...\n"
-echo -e "This may take few seconds..."
-
-Silent="Off"
-Server_Edition="OLS"
-Admin_Pass="1234567"
-
-Memcached="Off"
-Redis="Off"
-
-Postfix_Switch="On"
-PowerDNS_Switch="On"
-PureFTPd_Switch="On"
-
-Server_IP=""
-Server_Country="Unknow"
-Server_OS=""
-Server_OS_Version=""
-Server_Provider='Undefined'
-
-Watchdog="On"
-Redis_Hosting="No"
-Temp_Value=$(curl --silent --max-time 30 -4 https://cyberpanel.net/version.txt)
-Panel_Version=${Temp_Value:12:3}
-Panel_Build=${Temp_Value:25:1}
-
-Branch_Name="v${Panel_Version}.${Panel_Build}"
-
-if [[ $Branch_Name = v*.*.* ]] ; then
-  echo -e  "\nBranch name fetched...$Branch_Name"
-else
-  echo -e "\nUnable to fetch Branch name..."
-  echo -e "\nPlease try again in few moments, if this error still happens, please contact support"
-  exit
-fi
-
-Base_Number="1.9.3"
-
-Total_RAM=$(free -m | awk '/Mem:/ { print $2 }')
-
-Remote_MySQL="Off"
-
-Final_Flags=()
-
-Git_User=""
-Git_Content_URL=""
-Git_Clone_URL=""
-
-LSWS_Latest_URL="https://cyberpanel.sh/update.litespeedtech.com/ws/latest.php"
-LSWS_Tmp=$(curl --silent --max-time 30 -4 "$LSWS_Latest_URL")
-LSWS_Stable_Line=$(echo "$LSWS_Tmp" | grep "LSWS_STABLE")
-LSWS_Stable_Version=$(expr "$LSWS_Stable_Line" : '.*LSWS_STABLE=\(.*\) BUILD .*')
-#grab the LSWS latest stable version.
-
-Enterprise_Flag=""
-License_Key=""
-Debug_Log2 "Starting installation..,1"
-
-}
-
-Debug_Log() {
-echo -e "\n${1}=${2}\n" >> "/var/log/cyberpanel_debug_$(date +"%Y-%m-%d")_${Random_Log_Name}.log"
-}
-
-Debug_Log2() {
-Check_Server_IP "$@" >/dev/null 2>&1
-echo -e "\n${1}" >> /var/log/installLogs.txt
-curl --max-time 20 -d '{"ipAddress": "'"$Server_IP"'", "InstallCyberPanelStatus": "'"$1"'"}' -H "Content-Type: application/json" -X POST https://cloud.cyberpanel.net/servers/RecvData  >/dev/null 2>&1
-}
-
-Branch_Check() {
-if [[ "$1" = *.*.* ]]; then
-  #check input if it's valid format as X.Y.Z
-  Output=$(awk -v num1="$Base_Number" -v num2="${1//[[:space:]]/}" '
-  BEGIN {
-    print "num1", (num1 < num2 ? "<" : ">="), "num2"
-  }
-  ')
-  if [[ $Output = *">="* ]]; then
-    echo -e "\nYou must use version number higher than 1.9.4"
-    exit
-  else
-    Branch_Name="v${1//[[:space:]]/}"
-    echo -e "\nSet branch name to $Branch_Name..."
-  fi
-else
-  echo -e "\nPlease input a valid format version number."
-  exit
-fi
-}
-
-License_Check() {
-License_Key="$1"
-echo -e "\nChecking LiteSpeed Enterprise license key..."
-if echo "$License_Key" | grep -q "^....-....-....-....$" && [[ ${#License_Key} = "19" ]]; then
-  echo -e "\nLicense key set...\n"
-elif [[ ${License_Key,,} = "trial" ]] ; then
-  echo -e "\nTrial license set..."
-  License_Key="Trial"
-else
-  echo -e "\nLicense key seems incorrect, please verify"
-  echo -e "\nIf you are copying/pasting, please make sure you didn't paste blank space...\n"
-  exit
-fi
-}
-
-Check_Return() {
-  #check previous command result , 0 = ok ,  non-0 = something wrong.
-# shellcheck disable=SC2181
-if [[ $? != "0" ]]; then
-  if [[ -n "$1" ]] ; then
-    echo -e "\n\n\n$1"
-  fi
-  echo -e  "above command failed..."
-  Debug_Log2 "command failed, exiting. For more information read /var/log/installLogs.txt [404]"
-  if [[ "$2" = "no_exit" ]] ; then
-    echo -e"\nRetrying..."
-  else
-    exit
-  fi
-fi
-}
-# check command success or not
-
-Retry_Command() {
-# shellcheck disable=SC2034
-for i in {1..50};
-do
-  if [[ "$i" = "50" ]] ; then
-    echo "command $1 failed for 50 times, exit..."
-    exit 2
-  else
-    $1  && break || echo -e "\n$1 has failed for $i times\nWait for 3 seconds and try again...\n"; sleep 3;
-  fi
-done
-}
-
-Check_Root() {
-echo -e "\nChecking root privileges..."
-  if echo "$Sudo_Test" | grep SUDO >/dev/null; then
-    echo -e "\nYou are using SUDO , please run as root user...\n"
-    echo -e "\nIf you don't have direct access to root user, please run \e[31msudo su -\e[39m command (do NOT miss the \e[31m-\e[39m at end or it will fail) and then run installation command again."
-    exit
-  fi
-
-  if [[ $(id -u) != 0 ]] >/dev/null; then
-    echo -e "\nYou must run on root user to install CyberPanel...\n"
-    echo -e "or run following command: (do NOT miss the quotes)"
-    echo -e "\e[31msudo su -c \"sh <(curl https://cyberpanel.sh || wget -O - https://cyberpanel.sh)\"\e[39m"
-    exit 1
-  else
-    echo -e "\nYou are runing as root...\n"
-  fi
-}
-
-Check_Server_IP() {
-Server_IP=$(curl --silent --max-time 30 -4 https://cyberpanel.sh/?ip)
-  if [[ $Server_IP =~ ^[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+$ ]]; then
-    echo -e "Valid IP detected..."
-  else
-    echo -e "Can not detect IP, exit..."
-    Debug_Log2 "Can not detect IP. [404]"
-    exit
-  fi
-
-echo -e "\nChecking server location...\n"
-
-if [[ "$Server_Country" != "CN" ]] ; then
-  Server_Country=$(curl --silent --max-time 10 -4 https://cyberpanel.sh/?country)
-  if [[ ${#Server_Country} != "2" ]] ; then
-   Server_Country="Unknow"
-  fi
-fi
-#to avoid repeated check_ip called by debug_log2 to break force mirror for CN servers.
-
-if [[ "$Debug" = "On" ]] ; then
-  Debug_Log "Server_IP" "$Server_IP"
-  Debug_Log "Server_Country" "$Server_Country"
-fi
-
-if [[ "$*" = *"--mirror"* ]] ; then
-  Server_Country="CN"
-  echo -e "Force to use mirror server due to --mirror argument...\n"
-fi
-
-if [[ "$Server_Country" = *"CN"* ]] ; then
-  Server_Country="CN"
-  echo -e "Setting up to use mirror server...\n"
-fi
-}
-
-Check_OS() {
-if [[ ! -f /etc/os-release ]] ; then
-  echo -e "Unable to detect the operating system...\n"
-  exit
-fi
-
-# Reference: https://unix.stackexchange.com/questions/116539/how-to-detect-the-desktop-environment-in-a-bash-script
-if [ -z "$XDG_CURRENT_DESKTOP" ]; then
-    echo -e "Desktop OS not detected. Proceeding\n"
-else
-    echo "$XDG_CURRENT_DESKTOP defined appears to be a desktop OS. Bailing as CyberPanel is incompatible."
-    echo -e "\nCyberPanel is supported on server OS types only. Such as Ubuntu 18.04 x86_64, Ubuntu 20.04 x86_64, Ubuntu 20.10 x86_64, CentOS 7.x, CentOS 8.x, AlmaLinux 8.x and CloudLinux 7.x...\n"
-    exit
-fi
-
-
-if ! uname -m | grep -q x86_64 ; then
-  echo -e "x86_64 system is required...\n"
-  exit
-fi
-
-if grep -q -E "CentOS Linux 7|CentOS Linux 8" /etc/os-release ; then
-  Server_OS="CentOS"
-elif grep -q "AlmaLinux-8" /etc/os-release ; then
-  Server_OS="AlmaLinux"
-elif grep -q -E "CloudLinux 7|CloudLinux 8" /etc/os-release ; then
-  Server_OS="CloudLinux"
-elif grep -q -E "Rocky Linux" /etc/os-release ; then
-  Server_OS="RockyLinux"
-elif grep -q -E "Ubuntu 18.04|Ubuntu 20.04|Ubuntu 20.10" /etc/os-release ; then
-  Server_OS="Ubuntu"
-else
-  echo -e "Unable to detect your system..."
-  echo -e "\nCyberPanel is supported on Ubuntu 18.04 x86_64, Ubuntu 20.04 x86_64, Ubuntu 20.10 x86_64, CentOS 7.x, CentOS 8.x, AlmaLinux 8.x, RockyLinux 8.x, CloudLinux 7.x, CloudLinux 8.x...\n"
-  Debug_Log2 "CyberPanel is supported on Ubuntu 18.04 x86_64, Ubuntu 20.04 x86_64, Ubuntu 20.10 x86_64, CentOS 7.x, CentOS 8.x, AlmaLinux 8.x, RockyLinux 8.x, CloudLinux 7.x, CloudLinux 8.x... [404]"
-  exit
-fi
-
-Server_OS_Version=$(grep VERSION_ID /etc/os-release | awk -F[=,] '{print $2}' | tr -d \" | head -c2 | tr -d . )
-#to make 20.04 display as 20
-
-echo -e "System: $Server_OS $Server_OS_Version detected...\n"
-
-if [[ $Server_OS = "CloudLinux" ]] || [[ "$Server_OS" = "AlmaLinux" ]] || [[ "$Server_OS" = "RockyLinux" ]] ; then
-  Server_OS="CentOS"
-  #CloudLinux gives version id like 7.8 , 7.9 , so cut it to show first number only
-  #treat CL , Rocky and Alma as CentOS
-fi
-
-if [[ "$Debug" = "On" ]] ; then
-  Debug_Log "Server_OS" "$Server_OS $Server_OS_Version"
-fi
-
-}
-
-Check_Virtualization() {
-echo -e "Checking virtualization type..."
-#if hostnamectl | grep -q "Virtualization: lxc"; then
-#  echo -e "\nLXC detected..."
-#  echo -e "CyberPanel does not support LXC"
-#  echo -e "Exiting..."
-#  Debug_Log2 "CyberPanel does not support LXC.. [404]"
-#  exit
-#fi
-#remove per https://github.com/usmannasir/cyberpanel/issues/589
-
-if hostnamectl | grep -q "Virtualization: openvz"; then
-  echo -e "OpenVZ detected...\n"
-
-  if [[ ! -d /etc/systemd/system/pure-ftpd.service.d ]]; then
-    mkdir /etc/systemd/system/pure-ftpd.service.d
-    echo "[Service]
-PIDFile=/run/pure-ftpd.pid" >/etc/systemd/system/pure-ftpd.service.d/override.conf
-    echo -e "PureFTPd service file modified for OpenVZ..."
-  fi
-
-  if [[ ! -d /etc/systemd/system/lshttpd.service.d ]]; then
-    mkdir /etc/systemd/system/lshttpd.service.d
-    echo "[Service]
-PIDFile=/tmp/lshttpd/lshttpd.pid" >/etc/systemd/system/lshttpd.service.d/override.conf
-    echo -e "LiteSPeed service file modified for OpenVZ..."
-  fi
-
-  if [[ ! -d /etc/systemd/system/spamassassin.service.d ]]; then
-    mkdir /etc/systemd/system/spamassassin.service.d
-    echo "[Service]
-PIDFile=/run/spamassassin.pid" >/etc/systemd/system/spamassassin.service.d/override.conf
-    echo -e "SpamAssassin service file modified for OpenVZ..."
-  fi
-fi
-
-if [[ "$Debug" = "On" ]] ; then
-  Debug_Log "Server_Virtualization" "$(hostnamectl | grep "Virtualization")"
-fi
-}
-
-Check_Panel() {
-if [[ -d /usr/local/cpanel ]]; then
-  echo -e "\ncPanel detected...\n"
-  Debug_Log2 "cPanel detected...exit... [404]"
-  exit
-elif [[ -d /usr/local/directadmin ]]; then
-  echo -e "\nDirectAdmin detected...\n"
-  Debug_Log2 "DirectAdmin detected...exit... [404]"
-  exit
-elif [[ -d /etc/httpd/conf/plesk.conf.d/ ]] || [[ -d /etc/apache2/plesk.conf.d/ ]]; then
-  echo -e "\nPlesk detected...\n"
-  Debug_Log2 "Plesk detected...exit... [404]"
-  exit
-fi
-}
-
-Check_Process() {
-if systemctl is-active --quiet httpd; then
-    systemctl disable httpd
-    systemctl stop httpd
-    systemctl mask httpd
-    echo -e "\nhttpd process detected, disabling...\n"
-fi
-if systemctl is-active --quiet apache2; then
-    systemctl disable apache2
-    systemctl stop apache2
-    systemctl mask apache2
-    echo -e "\napache2 process detected, disabling...\n"
-fi
-if systemctl is-active --quiet named; then
-    systemctl stop named
-    systemctl disable named
-    systemctl mask named
-    echo -e "\nnamed process detected, disabling...\n"
-fi
-if systemctl is-active --quiet exim; then
-    systemctl stop exim
-    systemctl disable exim
-    systemctl mask exim
-    echo -e "\nexim process detected, disabling...\n"
-fi
-}
-
-Check_Provider() {
-if hash dmidecode >/dev/null 2>&1; then
-  if [[ "$(dmidecode -s bios-vendor)" = "Google" ]]; then
-    Server_Provider="Google Cloud Platform"
-  elif [[ "$(dmidecode -s bios-vendor)" = "DigitalOcean" ]]; then
-    Server_Provider="Digital Ocean"
-  elif [[ "$(dmidecode -s system-product-name | cut -c 1-7)" = "Alibaba" ]]; then
-    Server_Provider="Alibaba Cloud"
-  elif [[ "$(dmidecode -s system-manufacturer)" = "Microsoft Corporation" ]]; then
-    Server_Provider="Microsoft Azure"
-  elif [[ -d /usr/local/qcloud ]]; then
-    Server_Provider="Tencent Cloud"
-  else
-    Server_Provider="Undefined"
-  fi
-else
-  Server_Provider='Undefined'
-fi
-
-if [[ -f /sys/devices/virtual/dmi/id/product_uuid ]]; then
-  if [[ "$(cut -c 1-3 /sys/devices/virtual/dmi/id/product_uuid)" = 'EC2' ]] && [[ -d /home/ubuntu ]]; then
-    Server_Provider='Amazon Web Service'
-  fi
-fi
-
-if [[ "$Debug" = "On" ]] ; then
-  Debug_Log "Server_Provider" "$Server_Provider"
-fi
-}
-
-Show_Help() {
-echo -e "\nCyberPanel Installer Script Help\n"
-echo -e "\nUsage: sh <(curl cyberpanel.sh) --argument"
-echo -e "\n\e[31m-v\e[39m or \e[31m--version\e[39m : choose to install CyberPanel OpenLiteSpeed or CyberPanel Enterprise, available options are \e[31mols\e[39m , \e[31mTRIAL\e[39m and \e[31mSERIAL_NUMBER\e[39m, default ols"
-echo -e "Please be aware, this serial number must be obtained from LiteSpeed Store."
-echo -e "And if this serial number has been used before, it must be released/migrated in Store first, otherwise it will fail to start."
-echo -e "\n\e[31m-a\e[39m or \e[31m--addons\e[39m : install addons: memcached, redis, PHP extension for memcached and redis"
-echo -e "\n\e[31m-p\e[39m or \e[31m--password\e[39m : set password of new installation, empty for default 1234567, [r] or [random] for randomly generated 16 digital password, any other value besides [d] and [r(andom)] will be accept as password, default use 1234567."
-echo -e "e.g. \e[31m-p r\e[39m will generate a random password"
-echo -e "     \e[31m-p 123456789\e[39m will set password to 123456789"
-echo -e "\n\e[31m-m\e[39m or \e[31m--minimal\e[39m : set to minimal mode which will not install PowerDNS, Pure-FTPd and Postfix"
-echo -e "\n\e[31m-m postfix/pureftpd/powerdns\e[39m will do minimal install also with compoenent given"
-echo -e "e.g.  \e[31m-m postfix\e[39m will do minimal install also with Postfix"
-echo -e "      \e[31m-m powerdns\e[39m will do minimal install also with PowerDNS"
-echo -e "      \e[31m-m postfix\e[39m powerdns will do minimal install also with Postfix and PowerDNS"
-echo -e "\n\e[31m-b\e[39m or \e[31m--branch\e[39m : install with given branch/version , must be higher than 1.9.4"
-echo -e "e.g.  \e[31m-b 2.0.2\e[39m will install 2.0.2 version"
-echo -e "\n\e[31m--mirror\e[39m : this argument force to use mirror server for majority of repositories, only suggest to use for servers within China"
-echo -e "\nExample:"
-echo -e "\nsh <(curl cyberpanel.sh) -v ols -p r or ./cyberpanel.sh --version ols --password random"
-echo -e "\nThis will install CyberPanel OpenLiteSpeed and randomly generate the password."
-echo -e "\nsh <(curl cyberpanel.sh) -v LICENSE_KEY -a -p my_pass_word"
-echo -e "\nThis will install LiteSpeed Enterise , replace LICENSE_KEY to actual license key and set password to my_pass_word\n"
-}
-
-Check_Argument() {
-if  [[ "$#" = "0" ]] || [[ "$#" = "1" && "$1" = "--debug" ]] || [[ "$#" = "1" && "$1" = "--mirror" ]]; then
-  echo -e "\nInitialized...\n"
-else
-  if [[ $1 = "help" ]]; then
-    Show_Help
-    exit
-  elif [[ $1 = "default" ]]; then
-    echo -e "\nThis will start default installation...\n"
-    Silent="On"
-    Postfix_Switch="On"
-    PowerDNS_Switch="On"
-    PureFTPd_Switch="On"
-    Server_Edition="OLS"
-    Admin_Pass="1234567"
-    Memcached="On"
-    Redis="On"
-  else
-    while [[ -n "${1}" ]]; do
-      case $1 in
-      -v | --version)
-      shift
-      if [[ "${1}" = "" ]]; then
-        Show_Help
-        exit
-      elif [[ "${1^^}" = "OLS" ]] ; then
-        Server_Edition="OLS"
-        Silent="On"
-        echo -e "\nSet to use OpenLiteSpeed..."
-      else
-        Server_Edition="Enterprise"
-        License_Key="${1}"
-        Silent="On"
-        echo -e "\nSet to use LiteSpeed Enterprise..."
-        echo -e "\nSet to use license key ${1}..."
-      fi
-      ;;
-      -p | --password)
-      shift
-      if [[ ${1} = "" ]]; then
-        Admin_Pass="1234567"
-      elif [[ ${1} = "r" ]] || [[ $1 = "random" ]]; then
-        Admin_Pass=$(
-        head /dev/urandom | tr -dc A-Za-z0-9 | head -c 16
-        echo ''
-        )
-      elif [[ ${1} = "d" ]]; then
-        Admin_Pass="1234567"
-      else
-        if [[ ${#1} -lt 8 ]]; then
-          echo -e "\nPassword length less than 8 digital, please choose a more complicated password.\n"
-          exit
-        fi
-        Admin_Pass="${1}"
-      fi
-      echo -e "\nSet to use password ${1}..."
-      ;;
-      -b | --branch)
-      shift
-        Branch_Check "${1}"
-      ;;
-      -m | --minimal)
-      if ! echo "$@" | grep -q -i "postfix\|pureftpd\|powerdns" ; then
-        Postfix_Switch="Off"
-        PowerDNS_Switch="Off"
-        PureFTPd_Switch="Off"
-        echo -e "\nSet to use minimal installation..."
-      else
-          if [[ "${*^^}" = *"POSTFIX"* ]] ; then
-            Postfix_Switch="On"
-            echo -e "\nEnable Postfix..."
-          fi
-          if [[ "${*^^}" = *"PUREFTPD"* ]] ; then
-            PureFTPd_Switch="On"
-            echo -e "\nEnable PureFTPd..."
-          fi
-          if [[ "${*^^}" = *"POWERDNS"* ]] ; then
-            PowerDNS_Switch="On"
-            echo -e "\nEnable PowerDNS..."
-          fi
-      fi
-      ;;
-      -a | --addons)
-        Memcached="On"
-        Redis="On"
-        echo -e "\nEnable Addons..."
-      ;;
-      -h | --help)
-        Show_Help
-        exit
-      ;;
-      --debug)
-        echo -e "\nEnable Debug log...\n"
-      ;;
-      --mirror)
-        echo -e "\nForce to use mirror server...\n"
-      ;;
-      *)
-        if [[ "${1^^}" = *"POSTFIX"* ]] || [[ "${1^^}" = *"PUREFTPD"* ]] || [[ "${1^^}" = *"POWERDNS"* ]] ; then
-          :
-        #this is ugly workaround , leave it for now , to-do for further improvement.
-        else
-          echo -e "\nUnknown argument...\n"
-          Show_Help
-          exit
-        fi
-      ;;
-    esac
-    shift
-    done
-  fi
-fi
-
-if [[ "$Debug" = "On" ]] ; then
-  Debug_Log "Arguments" "${@}"
-fi
-
-Debug_Log2 "Initialization completed..,2"
-}
-
-Argument_Mode() {
-if [[ "${Server_Edition^^}" = "OLS" ]] ; then
-  Server_Edition="OLS"
-  echo -e "\nSet to OpenLiteSpeed..."
-else
-  License_Check "$License_Key"
-fi
-
-if [[ $Admin_Pass = "d" ]]; then
-  Admin_Pass="1234567"
-  echo -e "\nSet to default password..."
-  echo -e "\nAdmin password will be set to \e[31m$Admin_Pass\e[39m\n"
-elif [[ $Admin_Pass = "r" ]]; then
-  Admin_Pass=$(
-  head /dev/urandom | tr -dc A-Za-z0-9 | head -c 16
-  echo ''
-  )
-  echo -e "\nSet to random-generated password..."
-  echo -e "\nAdmin password will be set to \e[31m$Admin_Pass\e[39m"
-else
-  echo -e "\nAdmin password will be set to \e[31m$Admin_Pass\e[39m"
-fi
-}
-
-Interactive_Mode() {
-echo -e "		CyberPanel Installer v$Panel_Version.$Panel_Build
-
-1. Install CyberPanel.
-
-2. Exit.
-
-"
-read -r -p "  Please enter the number[1-2]: " Input_Number
-echo ""
-case "$Input_Number" in
-  1)
-  Interactive_Mode_Set_Parameter
-  ;;
-  2)
-  exit
-  ;;
-  *)
-  echo -e "  Please enter the right number [1-2]\n"
-  exit
-  ;;
-esac
-}
-
-
-Interactive_Mode_Set_Parameter() {
-echo -e "		CyberPanel Installer v$Panel_Version.$Panel_Build
-
-RAM check : $(free -m | awk 'NR==2{printf "%s/%sMB (%.2f%%)\n", $3,$2,$3*100/$2 }')
-
-Disk check : $(df -h | awk '$NF=="/"{printf "%d/%dGB (%s)\n", $3,$2,$5}') (Minimal \e[31m10GB\e[39m free space)
-
-1. Install CyberPanel with \e[31mOpenLiteSpeed\e[39m.
-
-2. Install Cyberpanel with \e[31mLiteSpeed Enterprise\e[39m.
-
-3. Exit.
-
-"
-read -r -p "  Please enter the number[1-3]: " Input_Number
-echo ""
-case "$Input_Number" in
-  1)
-  Server_Edition="OLS"
-  ;;
-  2)
-  Interactive_Mode_License_Input
-  ;;
-  3)
-  exit
-  ;;
-  *)
-  echo -e "  Please enter the right number [1-3]\n"
-  exit
-  ;;
-esac
-
-echo -e "\nInstall Full service for CyberPanel? This will include PowerDNS, Postfix and Pure-FTPd."
-echo -e ""
-printf "%s" "Full installation [Y/n]: "
-read -r Tmp_Input
-if [[ $(expr "x$Tmp_Input" : 'x[Yy]') -gt 1 ]] || [[ $Tmp_Input = "" ]]; then
-  echo -e "\nFull installation selected..."
-  Postfix_Switch="On"
-  PowerDNS_Switch="On"
-  PureFTPd_Switch="On"
-else
-  echo -e ""
-  printf "%s" "Install Postfix? [Y/n]: "
-  read -r Tmp_Input
-    if [[ $Tmp_Input =~ ^(no|n|N) ]]; then
-      Postfix_Switch="Off"
-    else
-      Postfix_Switch="On"
-    fi
-  echo -e ""
-  printf "%s" "Install PowerDNS? [Y/n]: "
-  read -r Tmp_Input
-    if [[ $Tmp_Input =~ ^(no|n|N) ]]; then
-      PowerDNS_Switch="Off"
-    else
-      PowerDNS_Switch="On"
-    fi
-  echo -e ""
-  printf "%s" "Install PureFTPd? [Y/n]: "
-  read -r Tmp_Input
-    if [[ $Tmp_Input =~ ^(no|n|N) ]]; then
-      PureFTPd_Switch="Off"
-    else
-      PureFTPd_Switch="On"
-    fi
-fi
-
-  ### Ask if you want to set up this CyberPanel with remote MySQL
-
-echo -e "\nDo you want to setup Remote MySQL? (This will skip installation of local MySQL)"
-echo -e ""
-printf "%s" "(Default = No) Remote MySQL [y/N]: "
-read -r Tmp_Input
-if [[ $(expr "x$Tmp_Input" : 'x[Yy]') -gt 1 ]]; then
-  echo -e "\nRemote MySQL selected..."
-  Remote_MySQL="On"
-
-  echo -e ""
-  printf "%s" "Remote MySQL Hostname: "
-  read -r MySQL_Host
-
-  echo -e ""
-  printf "%s" "Remote MySQL Database that contains meta information regarding MYSQL. (usually mysql): "
-  read -r MySQL_DB
-
-  echo -e ""
-  printf "%s" "Remote MySQL Username:  "
-  read -r MySQL_User
-
-  echo -e ""
-  printf "%s" "Remote MySQL Password:  "
-  read -r -s -p "Password: " MySQL_Password
-
-  echo -e ""
-  printf "%s" "Remote MySQL Port:  "
-  read -r MySQL_Port
-else
-  echo -e "\nLocal MySQL selected..."
-fi
-
-echo -e "\nPress \e[31mEnter\e[39m key to continue with latest version or Enter specific version such as: \e[31m1.9.4\e[39m , \e[31m2.0.1\e[39m , \e[31m2.0.2\e[39m ...etc"
-printf "%s" ""
-read -r Tmp_Input
-
-if [[ $Tmp_Input = "" ]]; then
-  echo -e "Branch name set to $Branch_Name"
-else
-  Branch_Check "$Tmp_Input"
-fi
-
-echo -e "\nPlease choose to use default admin password \e[31m1234567\e[39m, randomly generate one \e[31m(recommended)\e[39m or specify the admin password?"
-printf "%s" "Choose [d]fault, [r]andom or [s]et password: [d/r/s] "
-read -r Tmp_Input
-
-if [[ $Tmp_Input =~ ^(d|D| ) ]] || [[ -z $Tmp_Input ]]; then
-  Admin_Pass="1234567"
-  echo -e "\nAdmin password will be set to $Admin_Pass\n"
-elif [[ $Tmp_Input =~ ^(r|R) ]]; then
-  Admin_Pass=$(
-    head /dev/urandom | tr -dc A-Za-z0-9 | head -c 16
-    echo ''
-    )
-  echo -e "\nAdmin password will be provided once installation is completed...\n"
-elif [[ $Tmp_Input =~ ^(s|S) ]]; then
-  Custom_Pass="True"
-  echo -e "\nPlease enter your password:"
-  printf "%s" ""
-  read -r -s -p "Password: " Tmp_Input
-  if [[ -z "$Tmp_Input" ]]; then
-    echo -e "\nPlease do not use empty string...\n"
-    exit
-  fi
-  if [[ ${#Tmp_Input} -lt 8 ]]; then
-    echo -e "\nPassword length less than 8 digital, please choose a more complicated password.\n"
-    exit
-  fi
-  Tmp_Input1=$Tmp_Input
-  read -r -s -p "Confirm Password:" Tmp_Input
-  if [[ -z "$Tmp_Input" ]]; then
-    echo -e "\nPlease do not use empty string...\n"
-    exit
-  fi
-  if [[ "$Tmp_Input" = "$Tmp_Input1" ]]; then
-    Admin_Pass=$Tmp_Input
-  else
-    echo -e "\nRepeated password didn't match , please check...\n"
-    exit
-  fi
-else
-  Admin_Pass="1234567"
-  echo -e "\nAdmin password will be set to $Admin_Pass\n"
-fi
-
-echo -e "\nDo you wish to install Memcached process and its PHP extension?"
-printf "%s" "Please select [Y/n]: "
-read -r Tmp_Input
-if [[ $Tmp_Input =~ ^(no|n|N) ]]; then
-  Memcached="Off"
-else
-  Memcached="On"
-  echo -e "\nInstall Memcached process and its PHP extension set to Yes...\n"
-fi
-
-echo -e "\nDo you wish to install Redis process and its PHP extension?"
-printf "%s" "Please select [Y/n]: "
-read -r Tmp_Input
-if [[ $Tmp_Input =~ ^(no|n|N) ]]; then
-  Redis="Off"
-else
-  Redis="On"
-  echo -e "\nInstall Redis process and its PHP extension set to Yes...\n"
-fi
-
-echo -e "\nWould you like to set up a WatchDog \e[31m(beta)\e[39m for Web service and Database service ?"
-echo -e "The watchdog script will be automatically started up after installation and server reboot"
-echo -e "If you want to kill the watchdog , run \e[31mwatchdog kill\e[39m"
-echo -e "Please type Yes or no (with capital \e[31mY\e[39m, default Yes): "
-read -r Tmp_Input
-if [[ $Tmp_Input = "Yes" ]] || [[ $Tmp_Input = "" ]]; then
-  Watchdog="On"
-  echo -e "\nInstall Watchdog set to Yes...\n"
-else
-  Watchdog="Off"
-fi
-}
-
-Interactive_Mode_License_Input() {
-Server_Edition="Enterprise"
-echo -e "\nPlease note that your server has \e[31m$Total_RAM MB\e[39m RAM"
-echo -e "REMINDER: The \e[31mFree Start\e[39m license requires \e[31m2GB or less\e[39m of RAM and the \e[31mSite Owner\e[39m and \e[31mWeb Host Lite\e[39m licenses require \e[31m8GB or less\e[39m.\n"
-echo -e "If you do not have any license, you can also use trial license (if server has not used trial license before), type \e[31mTRIAL\e[39m\n"
-
-printf "%s" "Please input your serial number for LiteSpeed WebServer Enterprise: "
-read -r License_Key
-if [[ -z "$License_Key" ]]; then
-  echo -e "\nPlease provide license key\n"
-  exit
-fi
-
-echo -e "The serial number you input is: \e[31m$License_Key\e[39m\n"
-printf "%s" "Please verify it is correct. [y/N]: "
-read -r Tmp_Input
-if [[ -z "$Tmp_Input" ]]; then
-  echo -e "\nPlease type \e[31my\e[39m\n"
-  exit
-fi
-
-License_Check "$License_Key"
-
-#echo -e "\nWould you like use Redis Mass Hosting?"
-#echo -e "Please type Yes or No (with capital \e[31mY\e[39m, default No):"
-#read -r Redis_Hosting
-
-#if [[ "$Redis_Hosting" = "Yes" ]]; then
-#  echo -e "\nRedis Mass Hosting is set to Yes...\n"
-#fi
-#  hide it for now
-}
-
-Pre_Install_Setup_Repository() {
-if [[ $Server_OS = "CentOS" ]] ; then
-  rpm --import https://cyberpanel.sh/rpms.litespeedtech.com/centos/RPM-GPG-KEY-litespeed
-  #import the LiteSpeed GPG key
-
-  yum clean all
-  yum autoremove -y epel-release
-  rm -f /etc/yum.repos.d/epel.repo
-  rm -f /etc/yum.repos.d/epel.repo.rpmsave
-
-  yum install -y yum-plugin-copr
-    Check_Return "yum repo" "no_exit"
-  yum copr enable -y copart/restic
-    Check_Return "yum repo" "no_exit"
-
-
-  if [[ "$Server_OS_Version" = "8" ]]; then
-    rpm --import https://cyberpanel.sh/www.centos.org/keys/RPM-GPG-KEY-CentOS-Official
-    rpm --import https://cyberpanel.sh/dl.fedoraproject.org/pub/epel/RPM-GPG-KEY-EPEL-8
-    yum install -y https://cyberpanel.sh/dl.fedoraproject.org/pub/epel/epel-release-latest-8.noarch.rpm
-      Check_Return "yum repo" "no_exit"
-
-    sed -i 's/mirrorlist/#mirrorlist/g' /etc/yum.repos.d/CentOS-* > /dev/null 2>&1
-    sed -i 's|#baseurl=http://mirror.centos.org|baseurl=http://vault.centos.org|g' /etc/yum.repos.d/CentOS-* > /dev/null 2>&1
-    # ref: https://stackoverflow.com/questions/70926799/centos-through-vm-no-urls-in-mirrorlist
-
-    dnf config-manager --set-enabled PowerTools > /dev/null 2>&1
-    dnf config-manager --set-enabled powertools > /dev/null 2>&1
-  
-#    cat <<EOF >/etc/yum.repos.d/CentOS-PowerTools-CyberPanel.repo
-#[powertools-for-cyberpanel]
-#name=CentOS Linux \$releasever - PowerTools
-#mirrorlist=http://mirrorlist.centos.org/?release=\$releasever&arch=\$basearch&repo=PowerTools&infra=\$infra
-#baseurl=http://mirror.centos.org/\$contentdir/\$releasever/PowerTools/\$basearch/os/
-#gpgcheck=1
-#enabled=1
-#gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-centosofficial
-#EOF
-  fi
-
-  if [[ "$Server_OS_Version" = "7" ]]; then
-    rpm --import https://cyberpanel.sh/dl.fedoraproject.org/pub/epel/RPM-GPG-KEY-EPEL-7
-    yum install -y https://dl.fedoraproject.org/pub/epel/epel-release-latest-7.noarch.rpm
-      Check_Return "yum repo" "no_exit"
-
-    yum install -y yum-plugin-priorities
-      Check_Return "yum repo" "no_exit"
-    curl -o /etc/yum.repos.d/powerdns-auth-43.repo https://cyberpanel.sh/repo.powerdns.com/repo-files/centos-auth-43.repo
-      Check_Return "yum repo" "no_exit"
-
-    cat <<EOF >/etc/yum.repos.d/MariaDB.repo
-# MariaDB 10.4 CentOS repository list - created 2021-08-06 02:01 UTC
-# http://downloads.mariadb.org/mariadb/repositories/
-[mariadb]
-name = MariaDB
-baseurl = http://yum.mariadb.org/10.4/centos7-amd64
-gpgkey=https://yum.mariadb.org/RPM-GPG-KEY-MariaDB
-gpgcheck=1
-EOF
-
-    yum install --nogpg -y https://cyberpanel.sh/mirror.ghettoforge.org/distributions/gf/gf-release-latest.gf.el7.noarch.rpm
-      Check_Return "yum repo" "no_exit"
-
-    rpm -ivh https://cyberpanel.sh/repo.iotti.biz/CentOS/7/noarch/lux-release-7-1.noarch.rpm
-      Check_Return "yum repo" "no_exit"
-
-    rpm -ivh https://cyberpanel.sh/repo.ius.io/ius-release-el7.rpm
-      Check_Return "yum repo" "no_exit"
-  fi
-fi
-Debug_Log2 "Setting up repositories...,1"
-
-if [[ "$Server_Country" = "CN" ]] ; then
-  Pre_Install_Setup_CN_Repository
-  Debug_Log2 "Setting up repositories for CN server...,1"
-fi
-
-if [[ "$Server_Country" = "CN" ]] || [[ "$Server_Provider" = "Alibaba Cloud" ]] || [[ "$Server_Provider" = "Tencent Cloud" ]]; then
-  Setup_Pip
-fi
-
-}
-
-Setup_Pip() {
-
-rm -rf /root/.pip
-mkdir -p /root/.pip
-cat <<EOF >/root/.pip/pip.conf
-[global]
-index-url=https://cyberpanel.sh/pip-repo/pypi/simple/
-EOF
-#default to self-host pip for CN
-
-if [[ "$Server_Provider" = "Alibaba Cloud" ]] ; then
-sed -i 's|https://cyberpanel.sh/pip-repo/pypi/simple/|http://mirrors.cloud.aliyuncs.com/pypi/simple/|g' /root/.pip/pip.conf
-echo "trusted-host = mirrors.cloud.aliyuncs.com" >> /root/.pip/pip.conf
-fi
-
-if [[ "$Server_Provider" = "Tencent Cloud" ]] ; then
-sed -i 's|https://cyberpanel.sh/pip-repo/pypi/simple/|https://mirrors.cloud.tencent.com/pypi/simple/|g' /root/.pip/pip.conf
-fi
-#set Alibaba and Tencent to their private mirror
-
-
-Debug_Log2 "Setting up PIP repo...,3"
-#set up pip for Alibaba, Tencent worldwide and Chinese server
-
-if [[ "$Debug" = "On" ]] ; then
-  Debug_Log "Pip Source" "$(grep "index-url" /root/.pip/pip.conf)"
-fi
-}
-
-Pre_Install_Setup_CN_Repository() {
-if [[ "$Server_OS" = "CentOS" ]] && [[ "$Server_OS_Version" = "7" ]]; then
-
-  sed -i 's|http://yum.mariadb.org|https://cyberpanel.sh/yum.mariadb.org|g' /etc/yum.repos.d/MariaDB.repo
-  sed -i 's|https://yum.mariadb.org/RPM-GPG-KEY-MariaDB|https://cyberpanel.sh/yum.mariadb.org/RPM-GPG-KEY-MariaDB|g' /etc/yum.repos.d/MariaDB.repo
-  # use MariaDB Mirror
-
-  sed -i 's|https://download.copr.fedorainfracloud.org|https://cyberpanel.sh/download.copr.fedorainfracloud.org|g' /etc/yum.repos.d/_copr_copart-restic.repo
-
-  sed -i 's|http://repo.iotti.biz|https://cyberpanel.sh/repo.iotti.biz|g' /etc/yum.repos.d/frank.repo
-
-  sed -i "s|mirrorlist=http://mirrorlist.ghettoforge.org/el/7/gf/\$basearch/mirrorlist|baseurl=https://cyberpanel.sh/mirror.ghettoforge.org/distributions/gf/el/7/gf/x86_64/|g" /etc/yum.repos.d/gf.repo
-  sed -i "s|mirrorlist=http://mirrorlist.ghettoforge.org/el/7/plus/\$basearch/mirrorlist|baseurl=https://cyberpanel.sh/mirror.ghettoforge.org/distributions/gf/el/7/plus/x86_64/|g" /etc/yum.repos.d/gf.repo
-
-  sed -i 's|https://repo.ius.io|https://cyberpanel.sh/repo.ius.io|g' /etc/yum.repos.d/ius.repo
-
-  sed -i 's|http://repo.iotti.biz|https://cyberpanel.sh/repo.iotti.biz|g' /etc/yum.repos.d/lux.repo
-
-  sed -i 's|http://repo.powerdns.com|https://cyberpanel.sh/repo.powerdns.com|g' /etc/yum.repos.d/powerdns-auth-43.repo
-  sed -i 's|https://repo.powerdns.com|https://cyberpanel.sh/repo.powerdns.com|g' /etc/yum.repos.d/powerdns-auth-43.repo
-fi
-#  sed -i 's|http://mirrors.tencentyun.com/ubuntu/|https://cyberpanel.sh/us.archive.ubuntu.com/ubuntu/|g' /etc/apt/sources.list
-
-Debug_Log2 "Setting up repositories for CN server...,1"
-}
-
-Download_Requirement() {
-for i in {1..50} ;
-  do
-  wget -O /usr/local/requirments.txt "${Git_Content_URL}/${Branch_Name}/requirments.txt"
-  if grep -q "Django==" /usr/local/requirments.txt ; then
-    break
-  else
-    echo -e "\n Requirement list has failed to download for $i times..."
-    echo -e "Wait for 30 seconds and try again...\n"
-    sleep 30
-  fi
-done
-#special made function for Gitee.com , for whatever reason , sometimes it fails to download this file
-}
-
-Pre_Install_Required_Components() {
-
-Debug_Log2 "Installing necessary components..,3"
-
-if [[ "$Server_OS" = "CentOS" ]] ; then
-  yum update -y
-  if [[ "$Server_OS_Version" = "7" ]] ; then
-    yum install -y wget strace net-tools curl which bc telnet htop libevent-devel gcc libattr-devel xz-devel gpgme-devel curl-devel git socat openssl-devel MariaDB-shared mariadb-devel yum-utils python36u python36u-pip python36u-devel zip unzip bind-utils
-      Check_Return
-    yum -y groupinstall development
-      Check_Return
-  elif [[ "$Server_OS_Version" = "8" ]] ; then
-    dnf install -y libnsl zip wget strace net-tools curl which bc telnet htop libevent-devel gcc libattr-devel xz-devel mariadb-devel curl-devel git platform-python-devel tar socat python3 zip unzip bind-utils
-      Check_Return
-    dnf install -y gpgme-devel
-      Check_Return
-  fi
-  ln -s /usr/bin/pip3 /usr/bin/pip
-else
-  apt update -y
-  DEBIAN_FRONTEND=noninteractive apt upgrade -y -o Dpkg::Options::="--force-confdef" -o Dpkg::Options::="--force-confold"
-	if [[ "$Server_Provider" = "Alibaba Cloud" ]] ; then
-    apt install -y --allow-downgrades libgnutls30=3.6.13-2ubuntu1.3
-  fi
-
-  DEBIAN_FRONTEND=noninteractive apt install -y dnsutils net-tools htop telnet libcurl4-gnutls-dev libgnutls28-dev libgcrypt20-dev libattr1 libattr1-dev liblzma-dev libgpgme-dev libmariadbclient-dev libcurl4-gnutls-dev libssl-dev nghttp2 libnghttp2-dev idn2 libidn2-dev libidn2-0-dev librtmp-dev libpsl-dev nettle-dev libgnutls28-dev libldap2-dev libgssapi-krb5-2 libk5crypto3 libkrb5-dev libcomerr2 libldap2-dev virtualenv git socat vim unzip zip
-    Check_Return
-
-  DEBIAN_FRONTEND=noninteractive apt install -y python3-pip
-    Check_Return
-
-  ln -s /usr/bin/pip3 /usr/bin/pip3.6
-  ln -s /usr/bin/pip3.6 /usr/bin/pip
-
-  DEBIAN_FRONTEND=noninteractive apt install -y build-essential libssl-dev libffi-dev python3-dev
-    Check_Return
-  DEBIAN_FRONTEND=noninteractive apt install -y python3-venv
-    Check_Return
-
-  DEBIAN_FRONTEND=noninteractive apt install -y locales
-  locale-gen "en_US.UTF-8"
-  update-locale LC_ALL="en_US.UTF-8"
-fi
-
-Debug_Log2 "Installing required virtual environment,3"
-
-export LC_CTYPE=en_US.UTF-8
-export LC_ALL=en_US.UTF-8
-#need to set lang to address some pip module installation issue.
-
-Retry_Command "pip install --default-timeout=3600 virtualenv==16.7.9"
-
-Download_Requirement
-
-virtualenv -p /usr/bin/python3 /usr/local/CyberPanel
-  Check_Return
-
-if [[ "$Server_OS" = "Ubuntu" ]] && [[ "$Server_OS_Version" != "20" ]] ; then
-  # shellcheck disable=SC1091
-  source /usr/local/CyberPanel/bin/activate
-else
-  # shellcheck disable=SC1091
-  . /usr/local/CyberPanel/bin/activate
-fi
-
-Debug_Log2 "Installing requirments..,3"
-
-Retry_Command "pip install --default-timeout=3600 -r /usr/local/requirments.txt"
-  Check_Return "requirments" "no_exit"
-
-rm -rf cyberpanel
-echo -e "\nFetching files from ${Git_Clone_URL}...\n"
-
-Debug_Log2 "Getting CyberPanel code..,4"
-
-Retry_Command "git clone ${Git_Clone_URL}"
-  Check_Return "git clone ${Git_Clone_URL}"
-
-echo -e "\nCyberPanel source code downloaded...\n"
-
-cd cyberpanel || exit
-git checkout "$Branch_Name"
-  Check_Return "git checkout"
-cd - || exit
-cp -r cyberpanel /usr/local/cyberpanel
-cd cyberpanel/install || exit
-
-Debug_Log2 "Necessary components installed..,5"
-}
-
-Pre_Install_System_Tweak() {
-Debug_Log2 "Setting up system tweak...,20"
-Line_Number=$(grep -n "127.0.0.1" /etc/hosts | cut -d: -f 1)
-My_Hostname=$(hostname)
-
-if [[ -n $Line_Number ]]; then
-  for Line_Number2 in $Line_Number ; do
-    String=$(sed "${Line_Number2}q;d" /etc/hosts)
-    if [[ $String != *"$My_Hostname"* ]]; then
-      New_String="$String $My_Hostname"
-      sed -i "${Line_Number2}s/.*/${New_String}/" /etc/hosts
-    fi
-  done
-else
-  echo "127.0.0.1 $My_Hostname " >>/etc/hosts
-fi
-  #this should address on "sudo: unable to resolve host ..." on Ubuntu , it's not issue but annoying.
-
-if [[ "$Server_OS" = "CentOS" ]] ; then
-  setenforce 0 || true
-  sed -i 's/SELINUX=enforcing/SELINUX=permissive/g' /etc/selinux/config
-  #disable SELinux
-
-    if [[ "$Server_OS_Version" = "7" ]] ; then
-    :
-    fi
-    #CentOS 7 specific change
-    if [[ "$Server_OS_Version" = "8" ]] ; then
-	      if grep -q -E "Rocky Linux" /etc/os-release ; then
-        if [[ "$Server_Country" = "CN" ]] ; then
-          sed -i 's|rpm -Uvh http://rpms.litespeedtech.com/centos/litespeed-repo-1.1-1.el8.noarch.rpm|curl -o /etc/yum.repos.d/litespeed.repo https://cyberpanel.sh/litespeed/litespeed_cn.repo|g' install.py
-        else
-          sed -i 's|rpm -Uvh http://rpms.litespeedtech.com/centos/litespeed-repo-1.1-1.el8.noarch.rpm|curl -o /etc/yum.repos.d/litespeed.repo https://cyberpanel.sh/litespeed/litespeed.repo|g' install.py
-        fi
-      fi
-    fi
-    #CentOS 8 specific change
-
-elif  [[ "$Server_OS" = "Ubuntu" ]] ; then
-    if [[ "$Server_OS_Version" = "20" ]] ; then
-    sed -i 's|ce-2.3-latest/ubuntu/bionic bionic main|ce-2.3-latest/ubuntu/focal focal main|g' install.py
-    fi
-    #Ubuntu 20 specific change.
-
-    if [[ "$Server_OS_Version" = "18" ]] ; then
-    :
-    fi
-    #Ubuntu 18 specific change.
-fi
-
-if ! grep -q "pid_max" /etc/rc.local 2>/dev/null ; then
-  if [[ $Server_OS = "CentOS" ]] ; then
-    echo "echo 1000000 > /proc/sys/kernel/pid_max
-    echo 1 > /sys/kernel/mm/ksm/run" >>/etc/rc.d/rc.local
-    chmod +x /etc/rc.d/rc.local
-  else
-    if [[ -f /etc/rc.local ]] ; then 
-      echo -e "#!/bin/bash\n$(cat /etc/rc.local)" > /etc/rc.local
-    else 
-      echo "#!/bin/bash" > /etc/rc.local
-    fi 
-    echo "echo 1000000 > /proc/sys/kernel/pid_max
-    echo 1 > /sys/kernel/mm/ksm/run" >>/etc/rc.local
-    chmod +x /etc/rc.local
-    systemctl enable rc-local  >/dev/null 2>&1
-    systemctl start rc-local  >/dev/null 2>&1
-  fi
-	if grep -q "nf_conntrack_max" /etc/sysctl.conf ; then
-    sysctl -w net.netfilter.nf_conntrack_max=2097152 > /dev/null
-    sysctl -w net.nf_conntrack_max=2097152 > /dev/null
-    echo "net.netfilter.nf_conntrack_max=2097152" >> /etc/sysctl.conf
-    echo "net.nf_conntrack_max=2097152" >> /etc/sysctl.conf
-  fi
-    echo "fs.file-max = 65535" >>/etc/sysctl.conf
-    sysctl -p >/dev/null
-    echo "*                soft    nofile          65535
-  *                hard    nofile          65535
-  root             soft    nofile          65535
-  root             hard    nofile          65535
-  *                soft    nproc           65535
-  *                hard    nproc           65535
-  root             soft    nproc           65535
-  root             hard    nproc           65535" >>/etc/security/limits.conf
-  fi
-  #sed -i 's|#DefaultLimitNOFILE=|DefaultLimitNOFILE=65535|g' /etc/systemd/system.conf
-  #raise the file limit for systemd process
-
-  Total_SWAP=$(free -m | awk '/^Swap:/ { print $2 }')
-  Set_SWAP=$((Total_RAM - Total_SWAP))
-  SWAP_File=/cyberpanel.swap
-
-  if [ ! -f $SWAP_File ]; then
-    if [[ $Total_SWAP -gt $Total_RAM ]] || [[ $Total_SWAP -eq $Total_RAM ]]; then
-      echo -e "Check SWAP...\n"
-    else
-      if [[ $Set_SWAP -gt "2049" ]]; then
-        #limit it to 2GB as max size
-        Set_SWAP="2048"
-      fi
-      fallocate --length ${Set_SWAP}MiB $SWAP_File
-      chmod 600 $SWAP_File
-      mkswap $SWAP_File
-      swapon $SWAP_File
-      echo -e "${SWAP_File} swap swap sw 0 0" | sudo tee -a /etc/fstab
-      sysctl vm.swappiness=10
-      echo -e "vm.swappiness = 10" >> /etc/sysctl.conf
-      echo -e "\nSWAP set...\n"
-    fi
-  fi
-
-  if [[ "$Server_Provider" = "Tencent Cloud" ]] ; then
-    echo "$(host mirrors.tencentyun.com | awk '{print $4}') mirrors.tencentyun.com " >> /etc/hosts
-  fi
-  if [[ "$Server_Provider" = "Alibaba Cloud" ]] ; then
-    echo "$(host mirrors.cloud.aliyuncs.com | awk '{print $4}') mirrors.cloud.aliyuncs.com " >> /etc/hosts
-  fi
-  #add internal repo server to host file before systemd-resolved is disabled
-
-  if grep -i -q "systemd-resolve" /etc/resolv.conf ; then
-    systemctl stop systemd-resolved  >/dev/null 2>&1
-    systemctl disable systemd-resolved  >/dev/null 2>&1
-    systemctl mask systemd-resolved  >/dev/null 2>&1
-  fi
-
-  rm -f /etc/resolv.conf
-
-  if [[ "$Server_Provider" = "Tencent Cloud" ]] ; then
-    echo -e "nameserver 183.60.83.19" > /etc/resolv.conf
-    echo -e "nameserver 183.60.82.98" >> /etc/resolv.conf
-  elif [[ "$Server_Provider" = "Alibaba Cloud" ]] ; then
-    echo -e "nameserver 100.100.2.136" > /etc/resolv.conf
-    echo -e "nameserver 100.100.2.138" >> /etc/resolv.conf
-  else
-    echo -e "nameserver 1.1.1.1" > /etc/resolv.conf
-    echo -e "nameserver 8.8.8.8" >> /etc/resolv.conf
-  fi
-
-  systemctl restart systemd-networkd >/dev/null 2>&1
-  sleep 3
-  #take a break ,or installer will break
-
-cp /etc/resolv.conf /etc/resolv.conf-tmp
-
-Line1="$(grep -n "f.write('nameserver 8.8.8.8')" installCyberPanel.py | head -n 1 | cut -d: -f1)"
-sed -i "${Line1}i\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ subprocess.call\(command, shell=True)" installCyberPanel.py
-sed -i "${Line1}i\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ command = 'cat /etc/resolv.conf-tmp > /etc/resolv.conf'" installCyberPanel.py
-}
-
-License_Validation() {
-Debug_Log2 "Validating LiteSpeed license...,40"
-Current_Dir=$(pwd)
-
-if [ -f /root/cyberpanel-tmp ]; then
-  rm -rf /root/cyberpanel-tmp
-fi
-
-mkdir /root/cyberpanel-tmp
-cd /root/cyberpanel-tmp || exit
-
-Retry_Command "wget https://cyberpanel.sh/www.litespeedtech.com/packages/${LSWS_Stable_Version:0:1}.0/lsws-$LSWS_Stable_Version-ent-x86_64-linux.tar.gz"
-tar xzvf "lsws-$LSWS_Stable_Version-ent-x86_64-linux.tar.gz" >/dev/null
-cd "/root/cyberpanel-tmp/lsws-$LSWS_Stable_Version/conf"  || exit
-if [[ "$License_Key" = "Trial" ]]; then
-  Retry_Command "wget -q https://cyberpanel.sh/license.litespeedtech.com/reseller/trial.key"
-  sed -i "s|writeSerial = open('lsws-6.0/serial.no', 'w')|command = 'wget -q --output-document=./lsws-$LSWS_Stable_Version/trial.key https://cyberpanel.sh/license.litespeedtech.com/reseller/trial.key'|g" "$Current_Dir/installCyberPanel.py"
-  sed -i 's|writeSerial.writelines(self.serial)|subprocess.call(command, shell=True)|g' "$Current_Dir/installCyberPanel.py"
-  sed -i 's|writeSerial.close()||g' "$Current_Dir/installCyberPanel.py"
-else
-  echo "$License_Key" > serial.no
-fi
-
-cd "/root/cyberpanel-tmp/lsws-$LSWS_Stable_Version/bin"  || exit
-
-if [[ "$License_Key" = "Trial" ]]; then
-  License_Key="1111-2222-3333-4444"
-else
-  ./lshttpd -r
-fi
-
-if ./lshttpd -V |& grep "ERROR" || ./lshttpd -V |& grep "expire in 0 days" ; then
-  echo -e "\n\nThere appears to be an issue with license , please check above result..."
-  Debug_Log2 "There appears to be an issue with LiteSpeed License, make sure you are using correct serial key. [404]"
-  exit
-fi
-
-echo -e "\nLicense seems valid..."
-cd "$Current_Dir" || exit
-rm -rf /root/cyberpanel-tmp
-  #clean up the temp files
-}
-
-Pre_Install_CN_Replacement() {
-if [[ "$Server_OS" = "Ubuntu" ]] ; then
-  sed -i 's|wget http://rpms.litespeedtech.com/debian/|wget https://cyberpanel.sh/litespeed/|g' install.py
-  sed -i 's|https://repo.dovecot.org/|https://cyberpanel.sh/repo.dovecot.org/|g' install.py
-fi
-  #replace litespeed repo on ubuntu 18/20
-
-if [[ "$Server_OS" = "CentOS" ]] ; then
-  sed -i 's|rpm -ivh http://rpms.litespeedtech.com/centos/litespeed-repo-1.2-1.el7.noarch.rpm|curl -o /etc/yum.repos.d/litespeed.repo https://cyberpanel.sh/litespeed/litespeed_cn.repo|g' install.py
-  sed -i 's|rpm -Uvh http://rpms.litespeedtech.com/centos/litespeed-repo-1.1-1.el8.noarch.rpm|curl -o /etc/yum.repos.d/litespeed.repo https://cyberpanel.sh/litespeed/litespeed_cn.repo|g' install.py
-  sed -i 's|https://mirror.ghettoforge.org/distributions|https://cyberpanel.sh/mirror.ghettoforge.org/distributions|g' install.py
-
-  if [[ "$Server_OS_Version" = "8" ]] ; then
-  sed -i 's|dnf --nogpg install -y https://mirror.ghettoforge.org/distributions/gf/gf-release-latest.gf.el8.noarch.rpm|echo gf8|g' install.py
-  sed -i 's|dnf --nogpg install -y https://cyberpanel.sh/mirror.ghettoforge.org/distributions/gf/gf-release-latest.gf.el8.noarch.rpm|echo gf8|g' install.py
-
-  Retry_Command "dnf --nogpg install -y https://cyberpanel.sh/mirror.ghettoforge.org/distributions/gf/gf-release-latest.gf.el8.noarch.rpm"
-  sed -i "s|mirrorlist=http://mirrorlist.ghettoforge.org/el/8/gf/\$basearch/mirrorlist|baseurl=https://cyberpanel.sh/mirror.ghettoforge.org/distributions/gf/el/8/gf/x86_64/|g" /etc/yum.repos.d/gf.repo
-  sed -i "s|mirrorlist=http://mirrorlist.ghettoforge.org/el/8/plus/\$basearch/mirrorlist|baseurl=https://cyberpanel.sh/mirror.ghettoforge.org/distributions/gf/el/8/plus/x86_64/|g" /etc/yum.repos.d/gf.repo
-  #get this set up beforehand.
-  fi
-
-fi
-
-sed -i "s|https://www.litespeedtech.com/|https://cyberpanel.sh/www.litespeedtech.com/|g" installCyberPanel.py
-sed -i 's|composer.sh|composer_cn.sh|g' install.py
-sed -i 's|./composer_cn.sh|COMPOSER_ALLOW_SUPERUSER=1 ./composer_cn.sh|g' install.py
-sed -i 's|http://www.litespeedtech.com|https://cyberpanel.sh/www.litespeedtech.com|g' install.py
-sed -i 's|https://snappymail.eu/repository/latest.tar.gz|https://cyberpanel.sh/www.snappymail.eu/repository/latest.tar.gz|g' install.py
-
-sed -i "s|rep.cyberpanel.net|cyberpanel.sh/rep.cyberpanel.net|g" installCyberPanel.py
-sed -i "s|rep.cyberpanel.net|cyberpanel.sh/rep.cyberpanel.net|g" install.py
-
-
-Debug_Log2 "Setting up URLs for CN server...,1"
-
-
-sed -i 's|wget -O -  https://get.acme.sh \| sh|echo acme|g' install.py
-sed -i 's|/root/.acme.sh/acme.sh --upgrade --auto-upgrade|echo acme2|g' install.py
-
-Current_Dir=$(pwd)
-Retry_Command "git clone https://gitee.com/neilpang/acme.sh.git"
-cd acme.sh || exit
-./acme.sh --install
-cd "$Current_Dir" || exit
-rm -rf acme.sh
-
-# shellcheck disable=SC2016
-sed -i 's|$PROJECT/archive/$BRANCH.tar.gz|https://cyberpanel.sh/codeload.github.com/acmesh-official/acme.sh/tar.gz/master|g' /root/.acme.sh/acme.sh
-
-Retry_Command "/root/.acme.sh/acme.sh --upgrade --auto-upgrade"
-#install acme and upgrade it beforehand, to prevent gitee fail
-}
-
-Main_Installation() {
-Debug_Log2 "Starting main installation..,30"
-if [[ -d /usr/local/CyberCP ]] ; then
-  echo -e "\n CyberPanel already installed, exiting..."
-  Debug_Log2 "CyberPanel already installed, exiting... [404]"
-  exit
-fi
-
-if [[ $Server_Edition = "Enterprise" ]] ; then
-  echo -e "\nValidating the license..."
-  echo -e "\nThis may take a minute..."
-  echo -e "\nPlease be patient...\n"
-
-  License_Validation
-
-  sed -i "s|lsws-5.4.2|lsws-$LSWS_Stable_Version|g" installCyberPanel.py
-  sed -i "s|lsws-5.3.5|lsws-$LSWS_Stable_Version|g" installCyberPanel.py
-  sed -i "s|lsws-6.0|lsws-$LSWS_Stable_Version|g" installCyberPanel.py
-  #this sed must be done after license validation
-
-  Enterprise_Flag="--ent ent --serial "
-fi
-
-sed -i 's|git clone https://github.com/usmannasir/cyberpanel|echo downloaded|g' install.py
-sed -i 's|mirror.cyberpanel.net|cyberpanel.sh|g' install.py
-
-
-if [[ $Server_Country = "CN" ]] ; then
-  Pre_Install_CN_Replacement
-else
-  sed -i 's|wget -O -  https://get.acme.sh \| sh|echo acme|g' install.py
-  sed -i 's|/root/.acme.sh/acme.sh --upgrade --auto-upgrade|echo acme2|g' install.py
-
-  Current_Dir=$(pwd)
-  Retry_Command "git clone https://github.com/acmesh-official/acme.sh.git"
-  cd acme.sh || exit
-  ./acme.sh --install
-  cd "$Current_Dir" || exit
-  rm -rf acme.sh
-
-  Retry_Command "/root/.acme.sh/acme.sh --upgrade --auto-upgrade"
-  #install acme and upgrade it beforehand, to prevent gitee fail
-fi
-  #install acme.sh before main installation for issues #705 #707 #708 #709
-
-echo -e "Preparing...\n"
-
-Final_Flags=()
-Final_Flags+=("$Server_IP")
-Final_Flags+=(${Enterprise_Flag:+$Enterprise_Flag})
-Final_Flags+=(${License_Key:+$License_Key})
-Final_Flags+=(--postfix "${Postfix_Switch^^}")
-Final_Flags+=(--powerdns "${PowerDNS_Switch^^}")
-Final_Flags+=(--ftp "${PureFTPd_Switch^^}")
-
-if [[ "$Redis_Hosting" = "Yes" ]] ; then
-  Final_Flags+=(--redis enable)
-fi
-
-if [[ "$Remote_MySQL" = "On" ]] ; then
-  Final_Flags+=(--remotemysql "${Remote_MySQL^^}")
-  Final_Flags+=(--mysqlhost "$MySQL_Host")
-  Final_Flags+=(--mysqldb "$MySQL_DB")
-  Final_Flags+=(--mysqluser "$MySQL_User")
-  Final_Flags+=(--mysqlpassword "$MySQL_Password")
-  Final_Flags+=(--mysqlport "$MySQL_Port")
-else
-  Final_Flags+=(--remotemysql "${Remote_MySQL^^}")
-fi
-  #form up the final agurment for install.py
-if [[ "$Debug" = "On" ]] ; then
-  Debug_Log "Final_Flags" "${Final_Flags[@]}"
-fi
-
-/usr/local/CyberPanel/bin/python install.py "${Final_Flags[@]}"
-
-
-if grep "CyberPanel installation successfully completed" /var/log/installLogs.txt >/dev/null; then
-  echo -e "\nCyberPanel installation sucessfully completed...\n"
-  Debug_Log2 "Main installation completed...,70"
-else
-  echo -e "Oops, something went wrong..."
-  Debug_Log2 "Oops, something went wrong... [404]"
-  exit
-fi
-}
-
-Post_Install_Addon_Mecached_LSMCD() {
-if [[ $Server_OS = "CentOS" ]]; then
-  yum groupinstall "Development Tools" -y
-  yum install autoconf automake zlib-devel openssl-devel expat-devel pcre-devel libmemcached-devel cyrus-sasl* -y
-  wget -O lsmcd-master.zip https://cyberpanel.sh/codeload.github.com/litespeedtech/lsmcd/zip/master
-  unzip lsmcd-master.zip
-  Current_Dir=$(pwd)
-  cd "$Current_Dir/lsmcd-master"  || exit
-  ./fixtimestamp.sh
-  ./configure CFLAGS=" -O3" CXXFLAGS=" -O3"
-  make
-  make install
-  systemctl enable lsmcd
-  systemctl start lsmcd
-  cd "$Current_Dir"  || exit
-else
-  DEBIAN_FRONTEND=noninteractive apt install build-essential zlib1g-dev libexpat1-dev openssl libssl-dev libsasl2-dev libpcre3-dev git -y
-  wget -O lsmcd-master.zip https://cyberpanel.sh/codeload.github.com/litespeedtech/lsmcd/zip/master
-  unzip lsmcd-master.zip
-  Current_Dir=$(pwd)
-  cd "$Current_Dir/lsmcd-master"  || exit
-  ./fixtimestamp.sh
-  ./configure CFLAGS=" -O3" CXXFLAGS=" -O3"
-  make
-  make install
-  cd "$Current_Dir"  || exit
-  systemctl enable lsmcd
-  systemctl start lsmcd
-fi
-}
-
-Post_Install_Addon_Memcached() {
-if [[ $Server_OS = "CentOS" ]]; then
-  yum install -y lsphp??-memcached lsphp??-pecl-memcached
-  if [[ $Total_RAM -eq "2048" ]] || [[ $Total_RAM -gt "2048" ]]; then
-    Post_Install_Addon_Mecached_LSMCD
-  else
-    yum install -y memcached
-    sed -i 's|OPTIONS=""|OPTIONS="-l 127.0.0.1 -U 0"|g' /etc/sysconfig/memcached
-    #turn off UDP and bind to 127.0.0.1 only
-    systemctl enable memcached
-    systemctl start memcached
-  fi
-fi
-if [[ $Server_OS = "Ubuntu" ]]; then
-  DEBIAN_FRONTEND=noninteractive apt install -y "lsphp*-memcached"
-
-  if [[ "$Total_RAM" -eq "2048" ]] || [[ "$Total_RAM" -gt "2048" ]]; then
-    Post_Install_Addon_Mecached_LSMCD
-  else
-    DEBIAN_FRONTEND=noninteractive apt install -y memcached
-    systemctl enable memcached
-    systemctl start memcached
-  fi
-fi
-
-if pgrep "lsmcd" ; then
-  echo -e "\n\nLiteSpeed Memcached installed and running..."
-fi
-
-if pgrep "memcached" ; then
-  echo -e "\n\nMemcached installed and running..."
-fi
-}
-
-Post_Install_Addon_Redis() {
-if [[ "$Server_OS" = "CentOS" ]]; then
-  if [[ "$Server_OS_Version" = "8" ]]; then
-    yum install -y lsphp??-redis redis
-  else
-    yum -y install http://rpms.remirepo.net/enterprise/remi-release-7.rpm
-    yum-config-manager --disable remi
-    yum-config-manager --disable remi-safe
-    yum -y --enablerepo=remi install redis
-  fi
-fi
-
-if [[ $Server_OS = "Ubuntu" ]]; then
-  DEBIAN_FRONTEND=noninteractive apt install -y "lsphp*-redis" redis
-fi
-
-if ifconfig -a | grep inet6; then
-  echo -e "\nIPv6 detected...\n"
-else
-  sed -i 's|bind 127.0.0.1 ::1|bind 127.0.0.1|g' /etc/redis/redis.conf
-  echo -e "\n no IPv6 detected..."
-fi
-
-if [[ $Server_OS = "Ubuntu" ]]; then
-  systemctl stop redis-server
-  rm -f /var/run/redis/redis-server.pid
-  systemctl enable redis-server
-  systemctl start redis-server
-else
-  systemctl enable redis
-  systemctl start redis
-fi
-
-if pgrep "redis" ; then
-  echo -e "\n\nRedis installed and running..."
-  touch /home/cyberpanel/redis
-fi
-}
-
-Post_Install_PHP_Session_Setup() {
-echo -e "\nSetting up PHP session storage path...\n"
-wget -O /root/php_session_script.sh "${Git_Content_URL}/stable/CPScripts/setup_php_sessions.sh"
-chmod +x /root/php_session_script.sh
-bash /root/php_session_script.sh
-rm -f /root/php_session_script.sh
-Debug_Log2 "Setting up PHP session conf...,90"
-}
-
-Post_Install_PHP_TimezoneDB() {
-Current_Dir="$(pwd)"
-rm -f /usr/local/lsws/cyberpanel-tmp
-mkdir /usr/local/lsws/cyberpanel-tmp
-cd /usr/local/lsws/cyberpanel-tmp || exit
-wget -O timezonedb.tgz https://cyberpanel.sh/pecl.php.net/get/timezonedb
-tar xzvf timezonedb.tgz
-cd timezonedb-*  || exit
-
-if [[ "$Server_OS" = "Ubuntu" ]] ; then
-  DEBIAN_FRONTEND=noninteractive apt install libmagickwand-dev pkg-config build-essential -y
-  DEBIAN_FRONTEND=noninteractive apt install -y lsphp*-dev
-else
-  yum remove -y lsphp??-mysql
-  yum install -y lsphp??-mysqlnd
-  yum install -y lsphp??-devel make gcc glibc-devel libmemcached-devel zlib-devel
-fi
-
-for PHP_Version in /usr/local/lsws/lsphp?? ;
-  do
-    PHP_INI_Path=$(find "$PHP_Version" -name php.ini)
-
-    if [[ "$Server_OS" = "CentOS" ]]; then
-      if [[ ! -d "${PHP_Version}/tmp" ]]; then
-        mkdir "${PHP_Version}/tmp"
-      fi
-      "${PHP_Version}"/bin/pecl channel-update pecl.php.net
-      "${PHP_Version}"/bin/pear config-set temp_dir "${PHP_Version}/tmp"
-      "${PHP_Version}"/bin/phpize
-      ./configure --with-php-config="${PHP_Version}"/bin/php-config
-      make
-      make install
-      echo "extension=timezonedb.so" > "${PHP_Version}/etc/php.d/20-timezone.ini"
-      make clean
-      sed -i 's|expose_php = On|expose_php = Off|g' "$PHP_INI_Path"
-      sed -i 's|mail.add_x_header = On|mail.add_x_header = Off|g' "$PHP_INI_Path"
-    else
-      "${PHP_Version}"/bin/phpize
-      ./configure --with-php-config="${PHP_Version}"/bin/php-config
-      make
-      make install
-      echo "extension=timezonedb.so" > "/usr/local/lsws/${PHP_Version: 16:7}/etc/php/${PHP_Version: 21:1}.${PHP_Version: 22:1}/mods-available/20-timezone.ini"
-      make clean
-      sed -i 's|expose_php = On|expose_php = Off|g' "$PHP_INI_Path"
-      sed -i 's|mail.add_x_header = On|mail.add_x_header = Off|g' "$PHP_INI_Path"
-    fi
-  done
-rm -rf /usr/local/lsws/cyberpanel-tmp
-cd "$Current_Dir" || exit
-Debug_Log2 "Installing timezoneDB...,95"
-}
-
-Post_Install_Regenerate_Webadmin_Console_Passwd() {
-if [[ "$Server_Edition" = "OLS" ]]; then
-  PHP_Command="admin_php"
-else
-  PHP_Command="admin_php5"
-fi
-
-Webadmin_Pass=$(
-  head /dev/urandom | tr -dc A-Za-z0-9 | head -c 16
-  echo ''
-  )
-
-Encrypt_string=$(/usr/local/lsws/admin/fcgi-bin/${PHP_Command} /usr/local/lsws/admin/misc/htpasswd.php "${Webadmin_Pass}")
-echo "" >/usr/local/lsws/admin/conf/htpasswd
-echo "admin:$Encrypt_string" > /usr/local/lsws/admin/conf/htpasswd
-chown lsadm:lsadm /usr/local/lsws/admin/conf/htpasswd
-chmod 600 /usr/local/lsws/admin/conf/htpasswd
-echo "${Webadmin_Pass}" >/etc/cyberpanel/webadmin_passwd
-chmod 600 /etc/cyberpanel/webadmin_passwd
-}
-
-Post_Install_Setup_Watchdog() {
-if [[ "$Watchdog" = "On" ]]; then
-  wget -O /etc/cyberpanel/watchdog.sh "${Git_Content_URL}/stable/CPScripts/watchdog.sh"
-  chmod 700 /etc/cyberpanel/watchdog.sh
-  ln -s /etc/cyberpanel/watchdog.sh /usr/local/bin/watchdog
-  #shellcheck disable=SC2009
-  pid=$(ps aux | grep "watchdog lsws" | grep -v grep | awk '{print $2}')
-  if [[ $pid = "" ]]; then
-    nohup watchdog lsws >/dev/null 2>&1 &
-  fi
-  echo -e "Checking MariaDB ..."
-  #shellcheck disable=SC2009
-  pid=$(ps aux | grep "watchdog mariadb" | grep -v grep | awk '{print $2}')
-  if [[ $pid = "" ]]; then
-    nohup watchdog mariadb >/dev/null 2>&1 &
-  fi
-
-  if [[ "$Server_OS" = "CentOS" ]]; then
-    echo "nohup watchdog lsws > /dev/null 2>&1 &
-nohup watchdog mariadb > /dev/null 2>&1 &" >>/etc/rc.d/rc.local
-  else
-    echo "nohup watchdog lsws > /dev/null 2>&1 &
-nohup watchdog mariadb > /dev/null 2>&1 &" >>/etc/rc.local
-  fi
-  echo -e "\nSetting up WatchDog..."
-fi
-}
-
-Post_Install_Setup_Utility() {
-if [[ ! -f /usr/bin/cyberpanel_utility ]]; then
-  wget -q -O /usr/bin/cyberpanel_utility https://cyberpanel.sh/misc/cyberpanel_utility.sh
-  chmod 700 /usr/bin/cyberpanel_utility
-fi
-}
-
-Post_Install_Display_Final_Info() {
-RainloopAdminPass=$(grep SetPassword /usr/local/CyberCP/public/rainloop.php| sed -e 's|$oConfig->SetPassword(||g' -e "s|');||g" -e "s|'||g")
-Elapsed_Time="$((Time_Count / 3600)) hrs $(((SECONDS / 60) % 60)) min $((Time_Count % 60)) sec"
-echo "###################################################################"
-echo "                CyberPanel Successfully Installed                  "
-echo "                                                                   "
-echo "                Current Disk usage : $(df -h | awk '$NF=="/"{printf "%d/%dGB (%s)\n", $3,$2,$5}')                        "
-echo "                                                                   "
-echo "                Current RAM  usage : $(free -m | awk 'NR==2{printf "%s/%sMB (%.2f%%)\n", $3,$2,$3*100/$2 }')                         "
-echo "                                                                   "
-echo "                Installation time  : $Elapsed_Time                 "
-echo "                                                                   "
-echo "                Visit: https://$Server_IP:8090                     "
-echo "                Panel username: admin                              "
-if [[ "$Custom_Pass" = "True" ]]; then
-echo "                Panel password: *****                              "
-else
-echo "                Panel password: $Admin_Pass                        "
-fi
-#echo "                Visit: https://$Server_IP:7080                     "
-#echo "                WebAdmin console username: admin                   "
-#echo "                WebAdmin console password: $Webadmin_Pass          "
-#echo "                                                                   "
-#echo "                Visit: https://$Server_IP:8090/rainloop/?admin     "
-#echo "                Rainloop Admin username: admin                     "
-#echo "                Rainloop Admin password: $RainloopAdminPass        "
-echo "                                                                   "
-echo -e "             Run \e[31mcyberpanel help\e[39m to get FAQ info"
-echo -e "             Run \e[31mcyberpanel upgrade\e[39m to upgrade it to latest version."
-echo -e "             Run \e[31mcyberpanel utility\e[39m to access some handy tools ."
-echo "                                                                   "
-echo "              Website : https://www.cyberpanel.net                 "
-echo "              Forums  : https://forums.cyberpanel.net              "
-echo "              Wikipage: https://docs.cyberpanel.net                "
-echo "              Docs    : https://cyberpanel.net/docs/               "
-echo "                                                                   "
-echo -e "            Enjoy your accelerated Internet by                  "
-echo -e "                CyberPanel & $Word 				                     "
-echo "###################################################################"
-
-if [[ "$Server_Provider" != "Undefined" ]]; then
-  echo -e "\033[0;32m$Server_Provider\033[39m detected..."
-  echo -e "This provider has a \e[31mnetwork-level firewall\033[39m"
-else
-  echo -e "If your provider has a \e[31mnetwork-level firewall\033[39m"
-fi
-echo -e "Please make sure you have opened following port for both in/out:"
-echo -e "\033[0;32mTCP: 8090\033[39m for CyberPanel"
-echo -e "\033[0;32mTCP: 80\033[39m, \033[0;32mTCP: 443\033[39m and \033[0;32mUDP: 443\033[39m for webserver"
-echo -e "\033[0;32mTCP: 21\033[39m and \033[0;32mTCP: 40110-40210\033[39m for FTP"
-echo -e "\033[0;32mTCP: 25\033[39m, \033[0;32mTCP: 587\033[39m, \033[0;32mTCP: 465\033[39m, \033[0;32mTCP: 110\033[39m, \033[0;32mTCP: 143\033[39m and \033[0;32mTCP: 993\033[39m for mail service"
-echo -e "\033[0;32mTCP: 53\033[39m and \033[0;32mUDP: 53\033[39m for DNS service"
-
-if ! timeout 3 telnet mx.zoho.com 25 | grep "Escape" >/dev/null 2>&1; then
-  echo -e "Your provider seems \e[31mblocked\033[39m port 25 , E-mail sending may \e[31mnot\033[39m work properly."
-fi
-
-Debug_Log2 "Completed [200]"
-
-if [[ "$Silent" != "On" ]]; then
-  printf "%s" "Would you like to restart your server now? [y/N]: "
-  read -r Tmp_Input
-
-  if [[ "${Tmp_Input^^}" = *Y* ]] ; then
-    reboot
-  fi
-fi
-
-}
-
-
-Post_Install_Regenerate_Cert() {
-cat <<EOF >/root/cyberpanel/cert_conf
-[req]
-prompt=no
-distinguished_name=cyberpanel
-[cyberpanel]
-commonName = www.example.com
-countryName = CP
-localityName = CyberPanel
-organizationName = CyberPanel
-organizationalUnitName = CyberPanel
-stateOrProvinceName = CP
-emailAddress = mail@example.com
-name = CyberPanel
-surname = CyberPanel
-givenName = CyberPanel
-initials = CP
-dnQualifier = CyberPanel
-[server_exts]
-extendedKeyUsage = 1.3.6.1.5.5.7.3.1
-EOF
-openssl req -x509 -config /root/cyberpanel/cert_conf -extensions 'server_exts' -nodes -days 820 -newkey rsa:2048 -keyout /usr/local/lscp/conf/key.pem -out /usr/local/lscp/conf/cert.pem
-
-if [[ "$Server_Edition" = "OLS" ]]; then
-  Key_Path="/usr/local/lsws/admin/conf/webadmin.key"
-  Cert_Path="/usr/local/lsws/admin/conf/webadmin.crt"
-else
-  Key_Path="/usr/local/lsws/admin/conf/cert/admin.key"
-  Cert_Path="/usr/local/lsws/admin/conf/cert/admin.crt"
-fi
-openssl req -x509 -config /root/cyberpanel/cert_conf -extensions 'server_exts' -nodes -days 820 -newkey rsa:2048 -keyout "$Key_Path" -out "$Cert_Path"
-rm -f /root/cyberpanel/cert_conf
-}
-
-Post_Install_Required_Components() {
-Debug_Log2 "Finalization..,80"
-virtualenv -p /usr/bin/python3 /usr/local/CyberCP
-
-if [[ "$Server_OS" = "Ubuntu" ]] && [[ "$Server_OS_Version" = "20" ]] ; then
-  # shellcheck disable=SC1091
-  . /usr/local/CyberCP/bin/activate
-   Check_Return
-else
-  # shellcheck disable=SC1091
-  source /usr/local/CyberCP/bin/activate
-   Check_Return
-
-fi
-
-Retry_Command "pip install --default-timeout=3600 -r /usr/local/requirments.txt"
- Check_Return "requirments.txt" "no_exit"
-
-chown -R cyberpanel:cyberpanel /usr/local/CyberCP/lib
-chown -R cyberpanel:cyberpanel /usr/local/CyberCP/lib64 || true
-}
-
-Pre_Install_Setup_Git_URL() {
-if [[ $Server_Country != "CN" ]] ; then
-  Git_User="usmannasir"
-  Git_Content_URL="https://raw.githubusercontent.com/${Git_User}/cyberpanel"
-  Git_Clone_URL="https://github.com/${Git_User}/cyberpanel.git"
-else
-  Git_User="qtwrk"
-  Git_Content_URL="https://gitee.com/${Git_User}/cyberpanel/raw"
-  Git_Clone_URL="https://gitee.com/${Git_User}/cyberpanel.git"
-fi
-
-if [[ "$Debug" = "On" ]] ; then
-  Debug_Log "Git_URL" "$Git_Content_URL"
-fi
-}
-
-Post_Install_Tweak() {
-if [[ -d /etc/pure-ftpd/conf ]]; then
-  echo "yes" >/etc/pure-ftpd/conf/ChrootEveryone
-  systemctl restart pure-ftpd-mysql
-fi
-
-if [[ -f /etc/pure-ftpd/pure-ftpd.conf ]]; then
-  sed -i 's|NoAnonymous                 no|NoAnonymous                 yes|g' /etc/pure-ftpd/pure-ftpd.conf
-fi
-
-sed -i "s|lsws-5.3.8|lsws-$LSWS_Stable_Version|g" /usr/local/CyberCP/serverStatus/serverStatusUtil.py
-sed -i "s|lsws-5.4.2|lsws-$LSWS_Stable_Version|g" /usr/local/CyberCP/serverStatus/serverStatusUtil.py
-sed -i "s|lsws-5.3.5|lsws-$LSWS_Stable_Version|g" /usr/local/CyberCP/serverStatus/serverStatusUtil.py
-
-
-if [[ ! -f /usr/bin/cyberpanel_utility ]]; then
-  wget -q -O /usr/bin/cyberpanel_utility https://cyberpanel.sh/misc/cyberpanel_utility.sh
-  chmod 700 /usr/bin/cyberpanel_utility
-fi
-
-rm -rf /etc/profile.d/cyberpanel*
-curl --silent -o /etc/profile.d/cyberpanel.sh https://cyberpanel.sh/?banner 2>/dev/null
-chmod 700 /etc/profile.d/cyberpanel.sh
-echo "$Admin_Pass" > /etc/cyberpanel/adminPass
-chmod 600 /etc/cyberpanel/adminPass
-/usr/local/CyberPanel/bin/python /usr/local/CyberCP/plogical/adminPass.py --password "$Admin_Pass"
-mkdir -p /etc/opendkim
-
-echo '/usr/local/CyberPanel/bin/python /usr/local/CyberCP/plogical/adminPass.py --password $@' > /usr/bin/adminPass
-echo "systemctl restart lscpd" >> /usr/bin/adminPass
-chmod 700 /usr/bin/adminPass
-
-rm -f /usr/bin/php
-ln -s /usr/local/lsws/lsphp74/bin/php /usr/bin/php
-
-if [[ "$Server_OS" = "CentOS" ]] ; then
-#all centos7/8 post change goes here
-
-  sed -i 's|error_reporting = E_ALL \&amp; ~E_DEPRECATED \&amp; ~E_STRICT|error_reporting = E_ALL \& ~E_DEPRECATED \& ~E_STRICT|g' /usr/local/lsws/{lsphp72,lsphp73}/etc/php.ini
-#fix php.ini &amp; issue
-  sed -i 's|/usr/local/lsws/bin/lswsctrl restart|systemctl restart lsws|g' /var/spool/cron/root
-
-  if [[ "$Server_OS_Version" = "7" ]] ; then
-  #all centos 7 specific post change goes here
-    if ! yum list installed lsphp74-devel ; then
-      yum install -y lsphp74-devel
-    fi
-    if [[ ! -f /usr/local/lsws/lsphp74/lib64/php/modules/zip.so ]] ; then
-      if yum list installed libzip-devel >/dev/null 2>&1 ; then
-        yum remove -y libzip-devel
-      fi
-      yum install -y https://cyberpanel.sh/misc/libzip-0.11.2-6.el7.psychotic.x86_64.rpm
-      yum install -y https://cyberpanel.sh/misc/libzip-devel-0.11.2-6.el7.psychotic.x86_64.rpm
-      yum install lsphp74-devel
-      if [[ ! -d /usr/local/lsws/lsphp74/tmp ]]; then
-        mkdir /usr/local/lsws/lsphp74/tmp
-      fi
-      /usr/local/lsws/lsphp74/bin/pecl channel-update pecl.php.net
-      /usr/local/lsws/lsphp74/bin/pear config-set temp_dir /usr/local/lsws/lsphp74/tmp
-      if /usr/local/lsws/lsphp74/bin/pecl install zip ; then
-        echo "extension=zip.so" >/usr/local/lsws/lsphp74/etc/php.d/20-zip.ini
-        chmod 755 /usr/local/lsws/lsphp74/lib64/php/modules/zip.so
-      else
-        echo -e "\nlsphp74-zip compilation failed..."
-      fi
-    #fix compile lsphp74-zip on centos 7
-    fi
-  fi
-
-  if [[ "$Server_OS_Version" = "8" ]] ; then
-  #all centos 8 specific post change goes here
-  :
-  fi
-
-elif [[ "$Server_OS" = "Ubuntu" ]] ; then
-#all ubuntu18/20 post change goes here
-
-  sed -i 's|/usr/local/lsws/bin/lswsctrl restart|systemctl restart lsws|g' /var/spool/cron/crontabs/root
-
-  if [[ ! -f /usr/sbin/ipset ]] ; then
-    ln -s /sbin/ipset /usr/sbin/ipset
-  fi
-
-  if [[ "$Server_OS_Version" = "18" ]] ; then
-    #all ubuntu 18 specific post change goes here
-    :
-  fi
-
-  if [[ "$Server_OS_Version" = "20" ]] ; then
-    #all ubuntu 20 specific post change goes here
-    :
-  fi
-
-fi
-
-
-if [[ "$Server_Edition" = "OLS" ]]; then
-  Word="OpenLiteSpeed"
-else
-  Word="LiteSpeed Enterprise"
-  sed -i 's|Include /usr/local/lsws/conf/rules.conf||g' /usr/local/lsws/conf/modsec.conf
-fi
-
-systemctl restart lscpd >/dev/null 2>&1
-/usr/local/lsws/bin/lswsctrl stop >/dev/null 2>&1
-systemctl stop lsws >/dev/null 2>&1
-systemctl start lsws >/dev/null 2>&1
-echo -e "\nFinalizing...\n"
-echo -e "Cleaning up...\n"
-rm -rf /root/cyberpanel
-
-if [[ "$Server_Country" = "CN" ]] ; then
-Post_Install_CN_Replacement
-fi
-
-# If valid hostname is set that resolves externally we can issue an ssl. This will create the hostname as a website so we can issue the SSL and do our first login without SSL warnings or exceptions needed.
-HostName=$(hostname --fqdn); [ -n "$(dig @1.1.1.1 +short "$HostName")" ]  &&  echo "$HostName resolves to valid IP. Setting up hostname SSL" && cyberpanel createWebsite --package Default --owner admin --domainName $(hostname --fqdn) --email root@localhost --php 7.4 && cyberpanel hostNameSSL --domainName $(hostname --fqdn)
-
-
-}
-
-Post_Install_CN_Replacement() {
-sed -i 's|wp core download|wp core download https://cyberpanel.sh/wordpress.org/latest.tar.gz|g' /usr/local/CyberCP/plogical/applicationInstaller.py
-sed -i 's|https://raw.githubusercontent.com/|https://cyberpanel.sh/raw.githubusercontent.com/|g' /usr/local/CyberCP/plogical/applicationInstaller.py
-sed -i 's|wp plugin install litespeed-cache|wp plugin install  https://cyberpanel.sh/downloads.wordpress.org/plugin/litespeed-cache.zip|g' /usr/local/CyberCP/plogical/applicationInstaller.py
-
-sed -i 's|https://www.litespeedtech.com/|https://cyberpanel.sh/www.litespeedtech.com/|g' /usr/local/CyberCP/serverStatus/serverStatusUtil.py
-sed -i 's|http://license.litespeedtech.com/|https://cyberpanel.sh/license.litespeedtech.com/|g' /usr/local/CyberCP/serverStatus/serverStatusUtil.py
-}
-
-echo -e "\nInitializing...\n"
-
-if [[ "$*" = *"--debug"* ]] ; then
-  Debug="On"
-  find /var/log -name 'cyberpanel_debug_*' -exec rm {} +
-  Random_Log_Name=$(head /dev/urandom | tr -dc A-Za-z0-9 | head -c 5)
-  echo -e "$(date)" > "/var/log/cyberpanel_debug_$(date +"%Y-%m-%d")_${Random_Log_Name}.log"
-  chmod 600 "/var/log/cyberpanel_debug_$(date +"%Y-%m-%d")_${Random_Log_Name}.log"
-fi
-
-Set_Default_Variables
-
-Check_Root
-
-Check_Server_IP "$@"
-
-Check_OS
-
-Check_Virtualization
-
-Check_Panel
-
-Check_Process
-
-Check_Provider
-
-Check_Argument "$@"
-
-if [[ $Silent = "On" ]]; then
-  Argument_Mode
-else
-  Interactive_Mode
-fi
-
-Time_Count="0"
-
-Pre_Install_Setup_Repository
-
-Pre_Install_Setup_Git_URL
-
-Pre_Install_Required_Components
-
-Pre_Install_System_Tweak
-
-Main_Installation
-#Python install in here
-
-if [[ "$Memcached" = "On" ]] ; then
-  Post_Install_Addon_Memcached
-fi
-
-if [[ "$Redis" = "On" ]] ; then
-  Post_Install_Addon_Redis
-fi
-
-Post_Install_Required_Components
-
-Post_Install_PHP_Session_Setup
-
-Post_Install_PHP_TimezoneDB
-
-Post_Install_Regenerate_Cert
-
-Post_Install_Regenerate_Webadmin_Console_Passwd
-
-Post_Install_Setup_Watchdog
-
-Post_Install_Setup_Utility
-
-Post_Install_Tweak
-
-Post_Install_Display_Final_Info