安装nginx

略

添加php仓库

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

安装php和依赖

sudo apt update
sudo apt install php7.4 php7.4-fpm php7.4-cli php7.4-mysql php7.4-curl php7.4-gd php7.4-mbstring php7.4-xml php7.4-xmlrpc php7.4-zip php7.4-sqlite3
sudo apt install -y libcurl4-openssl-dev libgd-dev libwebp-dev libjpeg-dev libpng-dev libfreetype6-dev libzip-dev libonig-dev libxml2-dev libsqlite3-dev libssl-dev

启动PHP-FPM并设置开机自启

sudo systemctl start php7.4-fpm
sudo systemctl enable php7.4-fpm

配置Nginx使用PHP

server {
    listen 80 default_server;

    root /var/www/html;
    index index.php index.html index.htm;

    server_name 127.0.0.1;

    location ~ \.php$ {
          fastcgi_pass   unix:/run/php/php7.4-fpm.sock;
          fastcgi_index  index.php;
          include        fastcgi_params;
          fastcgi_param  SCRIPT_FILENAME  $document_root$fastcgi_script_name;
    }

    location ~ /\.ht {
        deny all;
    }
}

测试配置文件

sudo nginx -t

重启nginx

sudo systemctl restart nginx