# Inferencium - xb000-0
# Nginx - Configuration - Pleroma

# Copyright 2023 Jake Winters
# SPDX-License-Identifier: BSD-3-Clause

# Version: 0.0.0.0


proxy_cache_path /tmp/pleroma-media-cache levels=1:2 keys_zone=pleroma_media_cache:10m max_size=10g
                 inactive=720m use_temp_path=off;

# this is explicitly IPv4 since Pleroma.Web.Endpoint binds on IPv4 only
# and `localhost.` resolves to [::0] on some systems: see issue #930
upstream phoenix {
    server 127.0.0.1:4000 max_fails=5 fail_timeout=60s;
}

# Server (unencrypted)
server {
    server_name    plm.inferencium.net;
    listen         80;
    listen         [::]:80;

	location / {
      return         301 https://$server_name$request_uri;
    }
}

# Enable SSL session caching for improved performance
ssl_session_cache shared:ssl_session_cache:10m;

# Server (TLS)
server {
    server_name plm.inferencium.net;
    listen 443 ssl http2;
    listen [::]:443 ssl http2;
    ssl_session_timeout 1d;
    ssl_session_cache shared:MozSSL:10m;  # about 40000 sessions
    ssl_session_tickets off;

    ssl_trusted_certificate   /etc/letsencrypt/live/plm.inferencium.net/chain.pem;
    ssl_certificate           /etc/letsencrypt/live/plm.inferencium.net/fullchain.pem;
    ssl_certificate_key       /etc/letsencrypt/live/plm.inferencium.net/privkey.pem;

    ssl_protocols TLSv1.2 TLSv1.3;
    ssl_ciphers "ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-ECDSA-AES128-GCM-SHA256";
	ssl_conf_command Ciphersuites "TLS_AES_256_GCM_SHA384:TLS_CHACHA20_POLY1305_SHA256:TLS_AES_128_GCM_SHA256";
	ssl_conf_command Options PrioritizeChaCha;
    ssl_prefer_server_ciphers on;
    ssl_ecdh_curve X25519;
    ssl_stapling on;
    ssl_stapling_verify on;

    gzip_vary on;
    gzip_proxied any;
    gzip_comp_level 6;
    gzip_buffers 16 8k;
    gzip_http_version 1.1;
    gzip_types text/plain text/css application/json application/javascript text/xml application/xml application/xml+rss text/javascript application/activity+json application/atom+xml;

    # the nginx default is 1m, not enough for large media uploads
    client_max_body_size 64m;
    ignore_invalid_headers off;

    proxy_http_version 1.1;
    proxy_set_header Upgrade $http_upgrade;
    proxy_set_header Connection "upgrade";
    proxy_set_header Host $http_host;
    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;

    location / {
        proxy_pass http://phoenix;
    }

    # Uncomment this if you want notice compatibility routes for frontends like Soapbox.
    # location ~ ^/@[^/]+/([^/]+)$ {
    #     proxy_pass http://phoenix/notice/$1;
    # }
    #
    # location ~ ^/@[^/]+/posts/([^/]+)$ {
    #     proxy_pass http://phoenix/notice/$1;
    # }
    #
    # location ~ ^/[^/]+/status/([^/]+)$ {
    #     proxy_pass http://phoenix/notice/$1;
    # }

    location ~ ^/(media|proxy) {
        proxy_cache        pleroma_media_cache;
        slice              1m;
        proxy_cache_key    $host$uri$is_args$args$slice_range;
        proxy_set_header   Range $slice_range;
        proxy_cache_valid  200 206 301 304 1h;
        proxy_cache_lock   on;
        proxy_ignore_client_abort on;
        proxy_buffering    on;
        chunked_transfer_encoding on;
        proxy_pass         http://phoenix;
    }
}