How to install PHP 8.0.x fpm with nginx on ubuntu 20.04

php8.0-fpm-nginx-ubuntu-20.04

# source : https://linuxize.com/post/how-to-install-php-8-on-ubuntu-20-04/

# Enableging the PHP Repo

sudo apt install software-properties-common
sudo add-apt-repository ppa:ondrej/php


# Nginx cconfig to specify which php fpm sock to use.
/etc/nginx/sites-enabled/site.local

  fastcgi_pass unix:/var/run/php/php7.4-fpm.sock;
  fastcgi_pass unix:/var/run/php/php8.0-fpm.sock;


# Show installed php packages

dpkg --get-selections | grep php

# Install PHP 8.0-fpm and extensions

sudo apt install php8.0-fpm php8.0-mysql php8.0-gd php8.0-mbstring php8.0-curl php8.0-dom php8.0-imagick

systemctl status php8.0-fpm

sudo systemctl restart nginx
sudo systemctl restart php8.0-fpm


# set default cli on ubuntu
# Source: https://stackoverflow.com/questions/42619312/switch-php-versions-on-commandline-ubuntu-16-04
sudo update-alternatives --set php /usr/bin/php8.0