# default nginx site config for Akkoma
#
# See the documentation at docs.akkoma.dev for your particular distro/OS for
# installation instructions.

proxy_cache_path /var/tmp/akkoma-media-cache levels=1:2 keys_zone=akkoma_media_cache:10m max_size=1g
                 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;
}

# If you are setting up TLS certificates without certbot, uncomment the
# following to enable HTTP -> HTTPS redirects. Certbot users don't need to do
# this as it will automatically do this for you.
# server {
#     server_name    example.tld media.example.tld;
#
#     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 {
    server_name example.tld;

    # Once certbot is set up, this will automatically be updated to listen to
    # port 443 with TLS alongside a redirect from plaintext HTTP.
    listen 80;
    listen [::]:80;

    # If you are not using Certbot, comment out the above and uncomment/edit the following
#     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/example.tld/chain.pem;
#     ssl_certificate           /etc/letsencrypt/live/example.tld/fullchain.pem;
#     ssl_certificate_key       /etc/letsencrypt/live/example.tld/privkey.pem;
#
#     ssl_protocols TLSv1.2 TLSv1.3;
#     ssl_ciphers "ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-SHA384:ECDHE-RSA-AES256-SHA384:!aNULL:!eNULL:!EXPORT:!DES:!MD5:!PSK:!RC4";
#     ssl_prefer_server_ciphers off;
#     ssl_ecdh_curve X25519:prime256v1:secp384r1:secp521r1;
#     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 16m;
    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 ~ ^/(media|proxy) {
        return 404;
    }

    location / {
        proxy_pass http://phoenix;
    }
}

# Upload and MediaProxy Subdomain
# (see main domain setup for more details)
server {
    server_name media.example.tld;

    # Same as above, will be updated to HTTPS once certbot is set up.
    listen 80;
    listen [::]:80;

    # If you are not using certbot, comment the above and copy all the ssl
    # stuff from above into here.

    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 16m;
    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 ~ ^/(media|proxy) {
        proxy_cache        akkoma_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;
    }

    location / {
        return 404;
    }
}
