server {
    listen 80;
    server_name _;

    add_header Access-Control-Allow-Origin * always;
    add_header Access-Control-Allow-Methods "GET, POST, OPTIONS" always;
    add_header Access-Control-Allow-Headers "Origin, X-Requested-With, Content-Type, Accept, Authorization" always;

    if ($request_method = OPTIONS) {
        return 204;
    }

    # MatrixRTC Authorization Service (lk-jwt-service)
    location ^~ /livekit/jwt/ {
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
        add_header Access-Control-Allow-Origin * always;
        add_header Access-Control-Allow-Methods "GET, POST, OPTIONS" always;
        add_header Access-Control-Allow-Headers "Origin, X-Requested-With, Content-Type, Accept, Authorization" always;

        proxy_pass http://livekit-jwt:6080/;
    }

    # LiveKit SFU Websocket (signalling)
    location ^~ /livekit/sfu/ {
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "upgrade";
        proxy_set_header Accept-Encoding gzip;
        add_header Access-Control-Allow-Origin * always;
        add_header Access-Control-Allow-Methods "GET, POST, OPTIONS" always;
        add_header Access-Control-Allow-Headers "Origin, X-Requested-With, Content-Type, Accept, Authorization" always;

        proxy_send_timeout 120;
        proxy_read_timeout 120;
        proxy_buffering off;

        proxy_pass http://livekit:7880/;
    }
}