UniFi controller update script

update-unifi.sh

#! /bin/bash

colour='\033[1;32m'
less='\033[0m'

read -p "Please enter a STABLE version or press enter for version 7.0.23: " version

if [[ -z "$version" ]]; then
        version='7.0.23'
fi

echo -e "${colour}\n\nThe system will now upgrade all the software and firmware, as well as clean up old/unused packages.\n\n${less}"
sudo apt-get update && sudo apt-get upgrade -y && sudo apt-get autoremove -y && sudo apt-get autoclean -y

echo -e "${colour}\n\nThe UniFi controller with version $version is downloading now.\n\n${less}"
wget http://dl.ui.com/unifi/$version/unifi_sysvinit_all.deb -O unifi_$version\_sysvinit_all.deb

echo -e "${colour}\n\nThe UniFi controller will be installed now.\n\n${less}"
sudo dpkg -i unifi_$version\_sysvinit_all.deb; sudo apt-get install -f -y