install.sh

#!/bin/bash
if [[ $(id -u) -ne 0 ]] ; then echo "Please run as root" ; exit 1 ; fi

bold=$(tput bold)
normal=$(tput sgr0)

for i in "$@"
do
case $i in
#    -e=*|--extension=*)
#    EXTENSION="${i#*=}"
#    shift # past argument=value
#    ;;
    -h|--help)
    HELP=true
    shift # past argument with no value
    ;;
    -u|--uninstall)
    UNINSTALL=true
    shift # past argument with no value
    ;;
    *)
          # unknown option
    ;;
esac
done

if [ "$HELP" = true ]
then
    echo ""
    echo "#####################"
    echo "${bold}###pWire installer###"
    echo "#####################"
    echo "OPTIONS:${normal}"
    echo ""
    printf "\t -u, --uninstall:\n"
    printf "\t\t Uninstalls pwire-server and its dependencies.\n"
    printf "\t -h, --help:\n"
    printf "\t\t Shows this help message.\n"
else
    if [ "$UNINSTALL" != true ]
    then
        # Installer setup
        apt update
        apt -y install curl unzip git redis
	
	git clone https://github.com/PlantWire/installer.git
	cd installer
        unzip -q components.zip
        
        db_password=$(< /dev/urandom tr -dc _A-Z-a-z-0-9 | head -c${1:-32};echo;)
        redis_password=$(< /dev/urandom tr -dc _A-Z-a-z-0-9 | head -c${1:-32};echo;)
        apt -y install uuid-runtime
        server_uuid=$(uuidgen)
        apt -y purge uuid-runtime
        # Configure redis
        sed -i "s/{{redis_password}}/$redis_password/g" redis.conf
        cp redis.conf /etc/redis/redis.conf
	mkdir -p /var/log/redis
        systemctl restart redis
        # Install Server
        sed -i "s/{{redis_password}}/$redis_password/g" pwire-server.cfg
        sed -i "s/{{uuid}}/$server_uuid/g" pwire-server.cfg
        mkdir -p /etc/pwire
        cp -r server /etc/pwire
        cp pwire-server.cfg /etc/pwire/server/pwire-server.cfg
        cp pwire-server.service /etc/systemd/system/pwire-server.service
        systemctl daemon-reload
        systemctl enable pwire-server
        # Install PHP
        apt -y install lsb-release apt-transport-https ca-certificates
        wget -O /etc/apt/trusted.gpg.d/php.gpg https://packages.sury.org/php/apt.gpg
        echo "deb https://packages.sury.org/php/ $(lsb_release -sc) main" | tee /etc/apt/sources.list.d/php.list
        apt update
        apt -y install php7.3
        apt -y install php7.3-fpm
        apt -y install php7.3-{bcmath,json,mbstring,xml,common,pgsql,redis}
        systemctl start php7.3-fpm
	php -r "copy('https://getcomposer.org/installer', 'composer-setup.php');"
	php -r "if (hash_file('sha384', 'composer-setup.php') === '906a84df04cea2aa72f40b5f787e49f22d4c2f19492ac310e8cba5b96ac8b64115ac402c8cd292b8a03482574915d1a8') { echo 'Installer verified'; } else { echo 'Installer corrupt'; unlink('composer-setup.php'); } echo PHP_EOL;"
	php composer-setup.php --filename=composer --install-dir=/usr/bin
	php -r "unlink('composer-setup.php');"
        # Install Caddy
	echo "deb [trusted=yes] https://apt.fury.io/caddy/ /" | tee -a /etc/apt/sources.list.d/caddy-fury.list
	sudo apt update
	sudo apt install caddy
	usermod -a -G www-data caddy
	cp Caddyfile /etc/caddy/Caddyfile
	openssl req -x509 -newkey rsa:4096 -nodes -keyout /etc/caddy/key.pem -out /etc/caddy/cert.pem -days 3650 -subj '/CN=localhost'
	chown caddy:caddy /etc/caddy/cert.pem 
	chown caddy:caddy /etc/caddy/key.pem 
	chmod 600 /etc/caddy/key.pem
	systemctl restart caddy
        # Install Postgres
        apt install -y postgresql
	    sudo -i -u postgres bash -c "psql --command=\"CREATE USER pwire WITH PASSWORD '$db_password' NOCREATEDB;\""
        sudo -i -u postgres bash -c "psql --command=\"CREATE DATABASE pwire;\""
        sudo -i -u postgres bash -c "psql --command=\"GRANT ALL PRIVILEGES ON DATABASE pwire TO pwire;\""      
        # Install Node.Js
        curl -sL https://deb.nodesource.com/setup_12.x | sudo -E bash -
        apt install -y nodejs
        # Install Frontend
        npm i -g laravel-echo-server
        cp -r frontend /etc/pwire
	sed -i "s/{{db_password}}/$db_password/g" .env
        sed -i "s/{{redis_password}}/$redis_password/g" .env
        cp .env /etc/pwire/frontend
        php /etc/pwire/frontend/artisan key:generate
        php /etc/pwire/frontend/artisan storage:link
        php /etc/pwire/frontend/artisan migrate --force
        php /etc/pwire/frontend/artisan view:cache
        php /etc/pwire/frontend/artisan route:cache
        php /etc/pwire/frontend/artisan config:cache
	php /etc/pwire/frontend/artisan db:seed --class=SettingsSeeder
        cp pwire-frontend.service /etc/systemd/system/pwire-frontend.service
        cp pwire-eventing.service /etc/systemd/system/pwire-eventing.service
        systemctl daemon-reload
        systemctl enable pwire-frontend
        systemctl enable pwire-eventing
        systemctl daemon-reload
        chown -R www-data:www-data /etc/pwire/frontend
        chmod 664 /etc/pwire/frontend/storage/logs/laravel.log
        (crontab -u caddy -l 2>/dev/null; echo "* * * * * cd /etc/pwire/frontend && php artisan schedule:run >> /dev/null 2>&1") | crontab -
	# Enable uart1 overlay
	sed -i 's/overlays=/overlays=uart1 /g' /boot/armbianEnv.txt
        # Add services to dietpi
        echo "+ pwire-eventing" >> /boot/dietpi/.dietpi-services_include_exclude
        echo "+ pwire-frontend" >> /boot/dietpi/.dietpi-services_include_exclude
        echo "+ pwire-server" >> /boot/dietpi/.dietpi-services_include_exclude
        dietpi-services dietpi_controlled
    else
        apt update
        # Uninstall Server
        systemctl stop pwire-server
        rm -r /etc/pwire
        apt -y purge redis-server
        systemctl disable pwire-server
        rm /etc/systemd/system/pwire-server.service
        systemctl daemon-reload
        # Uninstall PHP
        apt -y purge php7.3-{bcmath,json,mbstring,xml,common,pgsql,redis}
        apt -y purge php7.3-fpm
        apt -y purge php7.3
        # Uninstall nodejs
        apt -y purge nodejs
        rm /etc/apt/sources.list.d/nodesource.list
        # Debian
        rm /etc/apt/trusted.gpg.d/php.gpg
        rm /etc/apt/sources.list.d/php.list
        apt update
        apt -y autoremove
        rm /usr/bin/composer
        # Uninstall frontend
        find /var/spool/cron/crontabs/caddy -type -f -exec crontab -r -u caddy {} \;
        systemctl stop pwire-frontend
        systemctl stop pwire-eventing
        rm /etc/systemd/system/pwire-frontend.service
        rm /etc/systemd/system/pwire-eventing.service
        # Uninstall Caddy
        systemctl stop caddy
        apt -y purge caddy
	rm /etc/apt/sources.list.d/caddy-fury.list
        # Uninstall Postgres
        apt -y purge postgresql
    fi
fi