computer-playbook/roles/docker-matrix-compose/templates/nginx.conf.j2

server {
    server_name {{domain}};
    {% include 'roles/letsencrypt/templates/ssl_header.j2' %}
    
    # For the federation port
    listen 8448 ssl http2 default_server;
    listen [::]:8448 ssl http2 default_server;

    {% if nginx_matomo_tracking | bool %}
        {% include 'roles/nginx-matomo-tracking/templates/matomo-tracking.conf.j2' %}
    {% endif %}

    location ~ ^(/_matrix|/_synapse/client) {
        # note: do not add a path (even a single /) after the port in `proxy_pass`,
        # otherwise nginx will canonicalise the URI and cause signature verification
        # errors.
        proxy_pass http://127.0.0.1:{{http_port}};
        proxy_set_header X-Forwarded-For $remote_addr;
        proxy_set_header X-Forwarded-Proto $scheme;
        proxy_set_header Host $host;

        # Nginx by default only allows file uploads up to 1M in size
        # Increase client_max_body_size to match max_upload_size defined in homeserver.yaml
        client_max_body_size 50M;
    
    # Synapse responses may be chunked, which is an HTTP/1.1 feature.
    proxy_http_version 1.1;
    }
}