A handy shell script to create Nginx server-block (virtual host).

nginx-server-block-generator.sh

#!/usr/bin/env bash
#
# Nginx - new server block

# Functions
ok() { echo -e '\e[32m'$1'\e[m'; } # Green
die() {
    echo -e '\e[1;31m'$1'\e[m'
    exit 1
}

# Variables
NGINX_AVAILABLE_VHOSTS='/etc/nginx/sites-available'
NGINX_ENABLED_VHOSTS='/etc/nginx/sites-enabled'
WEB_DIR='/var/www'
WEB_USER='www-data'
USER='ali'
NGINX_SCHEME='$scheme'
NGINX_REQUEST_URI='$request_uri'

# Sanity check
[ $(id -g) != "0" ] && die "Script must be run as root."
[ $# != "1" ] && die "Usage: $(basename $0) domainName"

# Create nginx config file
cat >$NGINX_AVAILABLE_VHOSTS/$1 <<EOF

server {
    listen 80;
    listen [::]:80;
    server_name $1;
    root        /var/www/$1/;
    index index.html index.htm index.php index.nginx-debian.html;
    location / {
                # First attempt to serve request as file, then
                # as directory, then fall back to displaying a 404.
                try_files \$uri \$uri/ =404;
                autoindex on;

        }
    location ~ \.php$ {
            include snippets/fastcgi-php.conf;

            # With php-fpm (or other unix sockets):
            fastcgi_pass unix:/var/run/php/php7.4-fpm.sock;
            # With php-cgi (or other tcp sockets):
            #fastcgi_pass 127.0.0.1:9000;
    }


}
EOF

echo -e "\n#Added by nginx-server-block-generator.sh\n127.0.0.1     $1" >> /etc/hosts

# Changing permissions
chown -R $USER:$USER $WEB_DIR/$1

# Enable site by creating symbolic link
ln -s $NGINX_AVAILABLE_VHOSTS/$1 $NGINX_ENABLED_VHOSTS/$1

# Restart
echo "Do you wish to restart nginx?"
select yn in "Yes" "No"; do
    case $yn in
    Yes)
        /etc/init.d/nginx restart
        break
        ;;
    No) exit ;;
    esac
done

ok "Site Created for $1"