server-install.sh

#!/bin/bash
#Name : server-install
#Basic installation script for most widespread web services and utility packets.
#Version : 0.2
#Author : Mathieu Morgat
#Github page : https://github.com/V4nkor/server-install

prodDirectory="/opt/server-install"
testingDirectory="$(pwd 2>&1)"


#--------- Global functions ------------#

showHelp() {
	echo "Choose packages and services you wish to install using the dialog windows."
	echo "Use the arrow keys to navigate"
	echo "use space to select / unselect"
	echo "press enter to confirm"
	exit 1
}

uninstallScript(){
	cmd=(dialog --title "Uninstall" \ --backtitle "Uninstall" \ --yesno "Are you sure you want to uninstall ?" 7 60)
	yesno=$("${cmd[@]}" 2>&1 >/dev/tty)
	case $yesno in
		0) 
			sudo $testingDirectory/server-uninstall-all.sh
			exit 0 ;;
		1) 
			exit 1 ;;
		255) 
			exit 1 ;;
	esac
	
	exit 1
}

if [ "$EUID" -ne 0 ]
	then echo "This script must be run as root or with sudo"
	exit 1
fi

case "${1}" in
	"-h" | "help" | "-H")
		showHelp ;;
	"-u")
		uninstallScript
esac

#--------- Initialise packets dialog ------------#

	cmd=(dialog --keep-tite --separate-output --checklist "Important packets and utilities :" 22 76 16)
	options=(
		nano "nano" on
		vim "vim" off
		wget "wget" on
		curl "curl" on
		unzip "unzip" on
		git "git" on
		ufw "ufw" off
	)

#--------- Store packets choices in variable ---------#

	packets=$("${cmd[@]}" "${options[@]}" 2>&1 >/dev/tty)

#--------- Initialise services dialog ------------#

	cmd=(dialog --keep-tite --separate-output --checklist "Web services to install :" 22 76 16)
	options=(
		ssh "ssh" on
		apache2 "apache2" on
		php "php" on
		mysql "MySQL" on
		composer "Composer" on
	)

#--------- Store services choices in variable ---------#

	services=$("${cmd[@]}" "${options[@]}" 2>&1 >/dev/tty)

#--------- Packet Functions ------------#

	#Install nano
	installNano(){
		if (($? == 0)); then eval "apt-get install nano"; fi
	}

	#Install vim
	installVim(){
		printf '\e[1;31m%-6s\e[m\n' "!!Not yet implemented -> WIP!!"
	}

	#Install wget
	installWget(){
		printf '\e[1;31m%-6s\e[m\n' "!!Not yet implemented -> WIP!!"
	}

	#Install curl
	installCurl(){
		printf '\e[1;31m%-6s\e[m\n' "!!Not yet implemented -> WIP!!"
	}

	#Install unzip
	installUnzip(){
		printf '\e[1;31m%-6s\e[m\n' "!!Not yet implemented -> WIP!!"
	}

	#Install git
	installGit(){
		printf '\e[1;31m%-6s\e[m\n' "!!Not yet implemented -> WIP!!"
	}

	#Install ufw
	installUfw(){
		printf '\e[1;31m%-6s\e[m\n' "!!Not yet implemented -> WIP!!"
	}

if ([ -z "$packets" ]  && [ -z "$services" ]); then printf '\e[1;31m%-6s\e[m\n' "!!Nothing selected -> Exiting!!" && exit 1 ; fi

# Update existing packets
sudo apt-get update -y

#--------- Processing selected packets ---------#

	for packet in $packets
	do
		case $packet in
			nano)
				printf '\e[1;34m%-6s\e[m\n' "----- Installing nano -----"
				installNano ;;
			vim)
				printf '\e[1;34m%-6s\e[m\n' "----- Installing vim -----" 
				installVim ;;
			wget)
				printf '\e[1;34m%-6s\e[m\n' "----- Installing wget -----" 
				installWget ;;
			curl)
				printf '\e[1;34m%-6s\e[m\n' "----- Installing curl -----"
				installCurl ;;
			unzip)
				printf '\e[1;34m%-6s\e[m\n' "----- Installing unzip -----"
				installUnzip ;;
			git)
				printf '\e[1;34m%-6s\e[m\n' "----- Installing git -----"
				installGit ;;
			ufw)
				printf '\e[1;34m%-6s\e[m\n' "----- Installing ufw -----"
				installUfw ;;
		esac
	done

#--------- Services Functions ---------#

	#Install SSH functions and start service
		installSSH(){
			if (($? == 0)); then eval "apt-get install ssh -y"; fi
			if (($? == 0)); then eval "service ssh start"; fi
			OUTPUT="$(systemctl status ssh 2>&1)"
			printf "$OUTPUT \n"
		}

	#Install Apache functions and start service
		installApache(){
			if (($? == 0)); then eval "apt-get -y install apache2"; fi
			if (($? == 0)); then eval "a2enmod ssl"; fi
			if (($? == 0)); then eval "a2enmod rewrite"; fi
			if (($? == 0)); then eval "/etc/init.d/apache2 restart"; fi
			OUTPUT="$(systemctl status apache2 2>&1)"
				printf "$OUTPUT \n"
		}

	#Install PHP functions and start service
		installPHP(){
			if (($? == 0)); then eval "apt-get -y install php-common libapache2-mod-php php-cli"; fi
			if (($? == 0)); then eval "/etc/init.d/apache2 restart"; fi
			OUTPUT="$(php --version 2>&1)"
				printf "$OUTPUT \n"
		}

	#Install MySQL and setup with base options
		installMySQL(){
			#Initialise MySQL dialog
				cmd=(dialog --separate-output --checklist "MySQL configuration :" 22 76 16)
				options=(
					mysql
				)
			#Store MySQL choices in variable
				MySQL=$("${cmd[@]}" "${options[@]}" 2>&1 >/dev/tty)
		}

	#Install Composer
		installComposer(){
			printf "Not yet implemented -> WIP\n"
		}

#--------- Processing selected services ---------#

	for service in $services
	do
		case $service in
			ssh)
				printf '\e[1;34m%-6s\e[m\n' "----- Installing SSH -----" 
				installSSH ;;
			apache)
				printf '\e[1;34m%-6s\e[m\n' "----- Installing Apache2 -----" 
				installApache ;;
			php)
				printf '\e[1;34m%-6s\e[m\n' "----- Installing PHP -----" 
				installPHP ;;
			mysql)
				printf '\e[1;34m%-6s\e[m\n' "----- Installing MySQL -----"
				printf '\e[1;31m%-6s\e[m\n' "!!Work in progress!!"
				#installMySQL 
				;;
			composer)
				printf '\e[1;34m%-6s\e[m\n' "----- Installing Composer -----"
				installComposer ;;
		esac
	done

#Exit script when finished
exit 0

#--------- Documentation ------------#

: <<'END_OF_DOCS'

=head1 NAME

Basic installation script for most widespread web services and utility packets.

=head1 SYNOPSIS

server-install [-h] [-u] [OPTIONS]

=head1 OPTIONS
	-h 			Call help function
	-H			Call help function
	help		Call help function
	-u 			Uninstall program

=head1 DESCRIPTION

This script was created in order to simplify the process of seting up a web server with the help of dialog windows
users can select which packets they wish to install and simplifies the setup of web services.

Available packets :
-nano
-vim
-wget
-curl
-unzip 
-git -> user and SSH key config planned
-ufw -> basic web firewall config planned

Currently supported services : 
-ssh
-apache2
-php

Work in progress : 
-MySQL
-Composer

[...]

=head1 LICENSE AND COPYRIGHT

This script is under a GNU V 3.0 licence.

You are free to :

-Use this script
-Modify it to satisfy your use case
-Redistribute this script
-Share any modification made

Mathieu Morgat - 2023

=cut

END_OF_DOCS