gnu-social/DOCUMENTATION/SYSTEM_ADMINISTRATORS/webserver_conf/nginx.conf.sample

server {
    listen [::]:80;
    listen 80;

# FIXME: Change domain name here (and also make sure you do the same in the next 'server' section)
    server_name social.example.org;

# redirect all traffic to HTTPS
    return 301 https://$host$request_uri;
}

map $sent_http_content_type $gnusocial_expires_policy {
    default                 off;
    text/css                30d;
    application/javascript  30d;
    ~image/                 30d;
    ~video/                 30d;
}

server {
# HTTPS is mandatory on GNU social unless you are using Tor network. Seriously.
# Set it up with a cert (any cert) before you run the install.
    listen [::]:443 ssl http2;
    listen 443 ssl http2;

# Root
# FIXME: Change the path below to where you installed GNU social (GNU social's root + /public)
    root /var/www/gnusocial/public;

# Server name
# FIXME: Change "social.example.org" to your site's domain name
    server_name social.example.org;

# SSL
# FIXME: Change the paths to setup your SSL key/cert. See https://cipherli.st/ for more information
    ssl_certificate       ssl/certs/social.example.org.crt;
    ssl_certificate_key   ssl/private/social.example.org.key;

# Index
    index index.php;

# Enable browser caching for JS, CSS, images, audio, video
    expires $gnusocial_expires_policy;

# X-Accel/X-Sendfile. Still needs to be enabled in the config
    location ^~ /file {
        internal;
        # FIXME: Change "/path/to/gnusocial/root/" to the folder where
        # attachments are stored (normally the same as the site root)
        root /path/to/gnusocial/root/;

# Enable compression for images, audio, video to save bandwidth
#        gzip on;
#        gzip_comp_level 4;
    }

# PHP
# FIXME: Change "php7.X" to your version of fpm
    location ~ ^/(index|install)\.php(/.*)?$ {
    #location ^~ /index.php {
        include fastcgi_params;

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

        fastcgi_pass unix:/run/php/php7.X-fpm.sock;
        fastcgi_index index.php;

        fastcgi_param PATH_INFO $path_info;
        fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
    }

# Don't allow any PHP file other than index.php to be executed
# This will ensure that nor config.php nor plugin files with eventual hardcoded security information are downloadable
# And this is better than allowing php files to be executed in case of forgotten `if (!defined('GNUSOCIAL')) { exit(1); }`
    location ~ \.php$ {
        deny all;
    }

# Location
    location / {
        try_files $uri $uri/ @index_handler;
    }

# If avatars are located at /path/to/gnusocial/root/file (default)
    location ^~ /avatar {
        rewrite ^(.*)$ /file/$1 last;
    }

# Fancy URLs
    error_page 404 @index_handler;
    location @index_handler {
        rewrite ^(.*)$ /index.php?p=$1 last;
    }

# Restrict access that is unnecessary anyway
    location ~ /\.(ht|git) {
        deny all;
    }

#
# Hardening (optional)
#
#    add_header Strict-Transport-Security "max-age=15768000; preload;";
#    add_header X-Content-Type-Options nosniff;
#    add_header Referrer-Policy strict-origin-when-cross-origin;
#    add_header Content-Security-Policy "default-src 'self' 'unsafe-inline'; frame-ancestors 'self'; form-action 'self'; style-src 'self' 'unsafe-inline'; img-src * blob: data:;";
#    add_header X-Permitted-Cross-Domain-Policies none;
#    add_header X-Robots-Tag all; # Not really hardening, just here for strictness purposes
#
#    client_max_body_size 15M;
#    client_body_buffer_size 128k;
#    gzip_vary on;
}