# !/bin/bash
# Programa: Instalacao de Ferramentas de Servidores
# Assunto: Funcoes Multiplas Funcao
# Compilar: chmod 777

# FUNCOES: 1

## Atualizacao de Sistema
ATUALIZACAO()
{
	# Titulo
	echo ""
	echo -e "\033[01;32m ATUALIZANDO...\033[01;37m"
	echo ""

	# Comandos de atualizacao do sistema e limpeza
	sudo apt-get update
	sudo apt-get upgrade
	sudo apt-get autoclean
}

## Servidor [WEB]
APACHE2()
{
	# Titulo
	echo ""
	echo -e "\033[01;32m INSTALANDO... \033[01;37m"
	echo ""

	# Subtitulo
	echo -e "\033[01;33m--------------\033[01;37m"
	echo -e "\033[01;33m--- APACHE ---\033[01;37m"
	echo -e "\033[01;33m--------------\033[01;37m"
	echo ""

	# Comandos de instalacao
	sudo apt-get install apache2

	## Estruturas de Decisao ##
	
	# -f: Analisando existencia do diretĂ³rio
	if [[ -e /var/www/uploads ]]
	then
		echo "Arquivo existe"

	else
		# Criando pasta 'uploads' [Permissao total]
		mkdir /var/www/uploads && chmod 777 /var/www/uploads
	fi
}

## Gerenciador de Banco de Dados [PHP]
PHP()
{
	# Titulo
	echo ""
	echo -e "\033[01;32m INSTALANDO... \033[01;37m"
	echo ""

	# SubTitulo
	echo -e "\033[01;33m-----------\033[01;37m"
	echo -e "\033[01;33m--- PHP ---\033[01;37m"
	echo -e "\033[01;33------------\033[01;37m"
	echo ""

	# Comandos
	sudo apt-get install php5
	sudo apt-get install phpmyadmin
	sudo apt-get install php php7.0-mysql libapache2-mod-php7.0
}

# Servidor de Banco de Dados [MySql 5.7]
MySQL()
{
	wget https://dev.mysql.com/get/mysql-apt-config_0.8.11-1_all.deb
	dpkg -i mysql-apt-config_0.8.11-1_all.deb
	sudo apt-get update
	sudo apt-get install mysql-server
}

## Servidor de Banco de Dados [MySQL MariaDB]
MYSQL_MariaDB()
{
	# Titulo
	echo ""
	echo -e "\033[01;32m INSTALANDO... \033[01;37m"
	echo ""

	# Subtitulo
	echo -e "\033[01;33m-----------------------\033[01;37m"
	echo -e "\033[01;33m--- MYSQL [MariaDB] ---\033[01;37m"
	echo -e "\033[01;33m-----------------------\033[01;37m"
	echo ""

	# Comando de instalacao
	apt-get install mysql-server mysql-client

	# Sub-Menu
	echo ""
	echo -e "\033[01;33m - Funcoes Extras: \033[01;37m"
	echo "[1] Trocar senha do MySQL"
	echo "[2] Exportar Banco de Dados"
	echo "[3] Importar Banco de Dados"
	echo "[4] Nenhumas das Opcoes"
	echo -n "Opcao: "
	read item

	# Estrutura de escolha
	case $item in
	1)
		# Titulo
		echo ""
		echo -e "\033[01;32m TROCANDO SENHA... \033[01;37m"
		echo ""

		# SubTitulo
		echo -e "\033[01;33m-------------\033[01;37m"
		echo -e "\033[01;33m--- MySQL ---\033[01;37m"
		echo -e "\033[01;33m-------------\033[01;37m"
		echo ""

		# Comando para alterar senha
		#mysqladmin -u root -p password;;
		mysql_secure_installation;;

	2)
		# Titulo
		echo ""
		echo -e "\033[01;32m EXPORTAR BANCO DE DADOS... \033[01;37m"
		echo ""

		# SubTitulo
		echo -e "\033[01;33m-------------\033[01;37m"
		echo -e "\033[01;33m--- MySQL ---\033[01;37m"
		echo -e "\033[01;33m-------------\033[01;37m"
        echo ""

		# Entrada de dados
		echo -n "Digite corretamente o nome do banco de dados: "
		read banco_de_dados

		# Exportacao de banco de dados
		mysqldump -u root -p $banco_de_dados > $banco_de_dados.sql;;

	3)
		# Titulo
		echo ""
		echo -e "\033[01;32m IMPORTAR BANCO DE DADOS... \033[01;37m"
		echo ""

		# SubTitulo
		echo -e "\033[01;33m-------------\033[01;37m"
		echo -e "\033[01;33m--- MySQL ---\033[01;37m"
		echo -e "\033[01;33m-------------\033[01;37m"
        echo ""

		echo -n "Digite corretamente o nome [Banco a ser Importado]: "
		read dump

		# Exportacao de banco de dados
		mysql -u root -p < $dump.sql;;
	*)
		echo -e "\033[01;31mOK\033[00;37m";;

	esac
}

## Servidor [DNS]
BIND9()
{
	# Titulo
	echo ""
	echo -e "\033[01;32m INSTALANDO... \033[01;37m"
	echo ""

	# SubTitulo
	echo -e "\033[01;33m--------------\033[01;37m"
	echo -e "\033[01;33m---- BIND ----\033[01;37m"
	echo -e "\033[01;33m--------------\033[01;37m"
	echo ""

	# Comando
	sudo apt-get install bind9
}

## Servidor [Proxy]
SQUID()
{
	# Titulo
	echo ""
	echo -e "\033[01;32m INSTALANDO... \033[01;37m"
	echo ""

	# SubTitulo
	echo -e "\033[01;33m---------------\033[01;37m"
	echo -e "\033[01;33m---- SQUID ----\033[01;37m"
	echo -e "\033[01;33m---------------\033[01;37m"
	echo ""

	# Comando
	sudo apt-get install squid
}

# WORDPRESS
WORDPRESS()
{
	# Titulo
	echo ""
	echo -e "\033[01;32m INSTALANDO... \033[01;37m"
	echo ""

	# SubTitulo
	echo -e "\033[01;33m-----------------\033[01;37m"
	echo -e "\033[01;33m--- WORDPRESS ---\033[01;37m"
	echo -e "\033[01;33m-----------------\033[01;37m"
	echo ""

	# -e: Existencia da pasta
	if [[ -e /var/www ]]
	then
		
		# Comando
		wget http://wordpress.org/latest.tar.gz
		tar -xzvf latest.tar.gz
		rsync -avP wordpress/ /var/www/html # Move e autoriza permissoes
		chown -R www-data:www-data /var/www/html
		rm -rf latest.tar.gz
		rm -rf wordpress/

	else
		echo "Servidor Apache nao instalado"
	
	fi
}

## Secure Shell [SSH]
SSH()
{
	# Titulo
	echo ""
	echo -e "\033[01;32m INSTALANDO... \033[01;37m"
	echo ""

	# SubTitulo
	echo -e "\033[01;33m-----------\033[01;37m"
	echo -e "\033[01;33m--- SSH ---\033[01;37m"
	echo -e "\033[01;33m-----------\033[01;37m"
	echo ""

	# Comando
	sudo apt-get install ssh
}

# Compactador de arquivo (zip)
ZIP()
{
	# Titulo
	echo ""
	echo -e "\033[01;32m INSTALANDO... \033[01;37m"
	echo ""

	# SubTitulo
	echo -e "\033[01;33m-----------\033[01;37m"
	echo -e "\033[01;33m--- ZIP ---\033[01;37m"
	echo -e "\033[01;33m-----------\033[01;37m"
	echo ""

	# Comando
	sudo apt-get install zip
}

# Git [GitHub]
GIT()
{
	# Titulo
	echo ""
	echo -e "\033[01;32m INSTALANDO... \033[01;37m"
	echo ""

	# SubTitulo
	echo -e "\033[01;33m--------------\033[01;37m"
	echo -e "\033[01;33m--- GITHUB ---\033[01;37m"
	echo -e "\033[01;33m--------------\033[01;37m"
	echo ""

	# Comando
	sudo apt-get install git
}

# Extras
Ferramentas_extras()
{
	# Titulo
	echo ""
	echo -e "\033[01;32m INSTALANDO... \033[01;37m"
	echo ""

	# SubTitulo
	echo -e "\033[01;33m--------------------------\033[01;37m"
	echo -e "\033[01;33m--- FERRAMENTAS EXTRAS ---\033[01;37m"
	echo -e "\033[01;33m--------------------------\033[01;37m"
	echo ""

	# Comandos
	sudo apt-get install bc
	sudo apt-get install yum
	sudo apt-get install csh
	sudo apt-get install rsync
	sudo apt-get install dialog
	sudo apt-get install ipcalc
	sudo apt-get install ntfs-3g
	sudo apt-get install whiptail	
}

# FUNCOES: 2

## Ativando Servicos
UP()
{
	# Titulo
	echo ""
	echo -e "\033[01;31m ##### LIGANDO SERVICOS ##### \033[00;37m"
	echo -e "\033[01;32m =========== SSH ============ \033[00;37m"
	echo -e "\033[01;32m ========== MYSQL =========== \033[00;37m"
	echo -e "\033[01;32m ========= APACHE =========== \033[00;37m"
	echo -e "\033[01;32m ========== BIND ============ \033[00;37m"
	echo -e "\033[01;32m ========= SQUID ============ \033[00;37m"
	echo ""

	# Comandos
	service ssh start
	service mysql start
	service apache2 start
	service bind9 start 
	service squid start
}

##################################################
#################### PROGRAMA ####################
##################################################

# Variavel de controle
a=1

# Estrutura em Laco
while (( $a == 1 ))
do
	# Titulo
	clear
	echo ""
	echo -e "\033[01;32m------------------\033[01;37m"
	echo -e "\033[01;32m    INSTALACAO    \033[01;37m"
	echo -e "\033[01;32m------------------\033[01;37m"

	# MENU - Entrada de dados
	echo ""
	echo -e "\033[01;33m[1] INSTALAR PROGRAMAS\033[01;37m"
	echo -e "\033[01;36m[2] INICIAR SERVICOS  \033[01;37m"
	echo ""
	echo -n -e "\033[01;34m- Escolha: \033[01;37m"
	read escolha

	# Estrutura de decisao #

	# Caso 1: Opcoes de menu
	if (( $escolha == 1 ))
	then
		echo ""
		echo "--- INSTALACAO ---"
		echo "[1] ATUALIZACAO"
		echo "[2] APACHE [Web]"
		echo "[3] PHP [Gerenciador de Banco de Dados]"
		echo "[4] MySQL [5.7]"
		echo "[5] MySQL [MariaDB]"	
		echo "[6] BIND [Dns]"
		echo "[7] SQUID [Proxy]"
		echo "[8] WORDPRESS"
		echo "[9] SSH [Secure Shell]"
		echo "[10] ZIP [Compactador]"
		echo "[11] GIT [GitHub]"
		echo "[12] Ferramentas [Extras]"
		echo ""
		echo -n "- Escolha: "
		read item
		echo ""

		# Estrutura de escolha
		case $item in
		1)
			ATUALIZACAO;;
		
		2)
			APACHE2;;

		3)
			PHP;;	

		4)
			MySQL;;

		5)
			MYSQL_MariaDB;;			

		6)
			BIND9;;

		7)
			SQUID;;			

		8)
			WORDPRESS;;

		9)
			SSH;;		
			
		10)
			ZIP;;

		11)
			GIT;;

		12)
			Ferramentas_extras;;

		*)
			echo -e "\033[01;31mERRO\033[00;37m";;

		esac

	# Caso 2: Opcoes para Subir Servicos
	elif (( $escolha == 2 ))
	then
		# Chamada de funcao
		UP
	fi

	echo ""
	echo -e "\033[01;31m==-== Deseja retornar ao menu principal ==-==\033[00;37m"
	echo "[1] Sim"
	echo "[2] Nao"
	echo -n "OPCAO: "
	read opcao

	# Estrutura de escolha
	case $opcao in
	1)
		a=1;;

	*)
		clear
		a=0;;
	esac
done