nginx php-fpm

#!/bin/bash
apt update
yes | apt install curl gnupg2 ca-certificates lsb-release debian-archive-keyring
#
curl https://nginx.org/keys/nginx_signing.key | gpg --dearmor \
    | tee /usr/share/keyrings/nginx-archive-keyring.gpg >/dev/null
#
echo "deb [signed-by=/usr/share/keyrings/nginx-archive-keyring.gpg] \
http://nginx.org/packages/debian `lsb_release -cs` nginx" \
    | tee /etc/apt/sources.list.d/nginx.list
#
echo -e "Package: *\nPin: origin nginx.org\nPin: release o=nginx\nPin-Priority: 900\n" \
    | tee /etc/apt/preferences.d/99nginx
#
apt update
apt install nginx
mkdir /var/www
#
#
#
(cat<<-EOF
server {
    listen 80 default_server;
    listen [::]:80 default_server;
    server_name  _;
    index index.php;
    root /var/www;

    location / {
        root /var/www;
        index  index.php;
    }

    error_page  404              /404.php;

    error_page   500 502 503 504  /50x.html;
    location = /50x.html {
        root   /usr/share/nginx/html;
    }

    location ~ \.php\$ {

        fastcgi_split_path_info ^(.+\.php)(/.+)\$;
        try_files \$fastcgi_script_name = 404;
        set \$path_info \$fastcgi_path_info;

        fastcgi_param PATH_INFO          \$path_info;
        fastcgi_param SCRIPT_FILENAME    \$document_root\$fastcgi_script_name;
        fastcgi_param QUERY_STRING       \$query_string;
        fastcgi_param REQUEST_METHOD     \$request_method;
        fastcgi_param CONTENT_TYPE       \$content_type;
        fastcgi_param CONTENT_LENGTH     \$content_length;

        fastcgi_param SCRIPT_NAME        \$fastcgi_script_name;
        fastcgi_param REQUEST_URI        \$request_uri;
        fastcgi_param DOCUMENT_URI       \$document_uri;
        fastcgi_param DOCUMENT_ROOT      \$document_root;
        fastcgi_param SERVER_PROTOCOL    \$server_protocol;
        fastcgi_param REQUEST_SCHEME     \$scheme;
        fastcgi_param HTTPS              \$https if_not_empty;

        fastcgi_param GATEWAY_INTERFACE  CGI/1.1;
        fastcgi_param SERVER_SOFTWARE    nginx/\$nginx_version;

        fastcgi_param REMOTE_ADDR        \$remote_addr;
        fastcgi_param REMOTE_PORT        \$remote_port;
        fastcgi_param SERVER_ADDR        \$server_addr;
        fastcgi_param SERVER_PORT        \$server_port;
        fastcgi_param SERVER_NAME        \$server_name;
        fastcgi_param REDIRECT_STATUS    200;

        fastcgi_pass unix:/run/php/php8.1-fpm.sock;
        fastcgi_index index.php;
        fastcgi_buffers 8 16k;
        fastcgi_buffer_size 32k;
    }
}
EOF
)>/etc/nginx/conf.d/default.conf
#
#
#
(cat<<-EOF
user  www-data;
worker_processes  auto;

pid        /var/run/nginx.pid;

events {
    worker_connections  1024;
}

http {
    include       /etc/nginx/mime.types;
    default_type  application/octet-stream;
    access_log  off;
    sendfile        on;
    keepalive_timeout  65;
    include /etc/nginx/conf.d/*.conf;
}
EOF
)>/etc/nginx/nginx.conf
#
#
#
apt install -y lsb-release ca-certificates apt-transport-https software-properties-common gnupg2
echo "deb https://packages.sury.org/php/ $(lsb_release -sc) main" | tee /etc/apt/sources.list.d/sury-php.list
curl https://packages.sury.org/php/apt.gpg | apt-key add -
apt update
yes | apt install php8.1-{fpm,bz2,curl,intl,xml,cli,mbstring,sqlite3,opcache}
systemctl enable php8.1-fpm
service nginx restart