setup-apache-nginx-multi-php.sh

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# Installing and Configuring Apache & Nginx with Multiple PHP Versions #
# Apache will run on port 8080 and will be behind Nginx                #
# Nginx will serve as a reverse proxy for Apache Sites                 #
# Nginx will act as the primary web and caching server                 #
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# Update Packages
sudo apt update && sudo apt upgrade -y

# Install Apache2 Server
sudo apt install apache2 -y

# Modify Apache Ports to Listen on Port 80 (http) and 8443 (https)
sudo sed -i 's/80/8080/' /etc/apache2/ports.conf
sudo sed -i 's/443/8443/' /etc/apache2/ports.conf

# Restart Apache service to listen on the new ports
sudo systemctl restart apache2

# Now, let's install Nginx as the primary web server to listen on Ports 80 & 443 for Non-SSL and SSL respectively
sudo apt install nginx -y

# Add the PHP Repository for Multi-PHP Version Installation
sudo add-apt-repository ppa:ondrej/php -y

# Install PHP Versions and their respective extensions

# PHP 5.6
sudo apt install -y \
    libapache2-mod-php5.6 \
    php5.6 \
    php5.6-bcmath \
    php5.6-bz2 \
    php5.6-cli \
    php5.6-common \
    php5.6-curl \
    php5.6-enchant \
    php5.6-fpm \
    php5.6-gd \
    php5.6-json \
    php5.6-mbstring \
    php5.6-mcrypt \
    php5.6-mysql \
    php5.6-opcache \
    php5.6-readline \
    php5.6-soap \
    php5.6-tidy \
    php5.6-xml \
    php5.6-xmlrpc \
    php5.6-zip

# PHP 7.0
sudo apt install -y \
    libapache2-mod-php7.0 \
    php7.0 \
    php7.0-bcmath \
    php7.0-bz2 \
    php7.0-cli \
    php7.0-common \
    php7.0-curl \
    php7.0-enchant \
    php7.0-fpm \
    php7.0-gd \
    php7.0-json \
    php7.0-mbstring \
    php7.0-mcrypt \
    php7.0-mysql \
    php7.0-opcache \
    php7.0-readline \
    php7.0-soap \
    php7.0-sqlite3 \
    php7.0-tidy \
    php7.0-xml \
    php7.0-xmlrpc \
    php7.0-xsl \
    php7.0-zip

# PHP 7.1
sudo apt install -y \
    libapache2-mod-php7.1 \
    php7.1 \
    php7.1-bcmath \
    php7.1-bz2 \
    php7.1-cli \
    php7.1-common \
    php7.1-curl \
    php7.1-enchant \
    php7.1-fpm \
    php7.1-gd \
    php7.1-json \
    php7.1-mbstring \
    php7.1-mcrypt \
    php7.1-mysql \
    php7.1-opcache \
    php7.1-readline \
    php7.1-soap \
    php7.1-sqlite3 \
    php7.1-tidy \
    php7.1-xml \
    php7.1-xmlrpc \
    php7.1-xsl \
    php7.1-zip

# PHP 7.2
sudo apt install -y \
    libapache2-mod-php7.2 \
    php7.2 \
    php7.2-bcmath \
    php7.2-bz2 \
    php7.2-cli \
    php7.2-common \
    php7.2-curl \
    php7.2-enchant \
    php7.2-fpm \
    php7.2-gd \
    php7.2-json \
    php7.2-mbstring \
    php7.2-mysql \
    php7.2-opcache \
    php7.2-readline \
    php7.2-soap \
    php7.2-sqlite3 \
    php7.2-tidy \
    php7.2-xml \
    php7.2-xmlrpc \
    php7.2-xsl \
    php7.2-zip

# PHP Version 7.3
sudo apt install -y \
    libapache2-mod-php7.3 \
    php7.3 \
    php7.3-bcmath \
    php7.3-bz2 \
    php7.3-cli \
    php7.3-common \
    php7.3-curl \
    php7.3-enchant \
    php7.3-fpm \
    php7.3-gd \
    php7.3-json \
    php7.3-mbstring \
    php7.3-mysql \
    php7.3-opcache \
    php7.3-readline \
    php7.3-soap \
    php7.3-sqlite3 \
    php7.3-tidy \
    php7.3-xml \
    php7.3-xmlrpc \
    php7.3-xsl \
    php7.3-zip

# Miscellanous PHP Packages
sudo apt install -y \
    php-pear \
    php-xdebug

# Restart all PHP FPM services
sudo systemctl restart php5.6-fpm
sudo systemctl restart php7.0-fpm
sudo systemctl restart php7.1-fpm
sudo systemctl restart php7.2-fpm
sudo systemctl restart php7.3-fpm

# Disable PHP 5.6 Apache Module & Enable PHP 7.3-FPM Module
sudo a2dismod php5.6
sudo a2enmod proxy_fcgi setenvif
sudo a2enconf php7.3-fpm

# To Switch PHP FPM Version for Apache the following commands should be used
# sudo a2disconf php<ver>-fpm && sudo a2enconf php<ver>-fpm
# sudo systemctl reload apache2

# To enable Nginx Reverse Proxy for Apache, add the following to the Nginx specific site configuration
# location ~ \.php$ {
#         proxy_set_header X-Real-IP $remote_addr;
#         proxy_set_header X-Forwarded-For $remote_addr;
#         proxy_set_header Host $host;
#         proxy_pass http://127.0.0.1:8080;
# }

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# Now configure your Apache and Nginx Virtual Hosts / Sites            #
# Enjoy!                                                               #
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