docker/nginx/templates/superset.conf.template

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upstream superset_app {
    server host.docker.internal:8088;
    keepalive 100;
}

upstream superset_websocket {
    server host.docker.internal:8080;
    keepalive 100;
}

server {
    listen 80 default_server;
    server_name  _;

    location /ws {
        proxy_pass http://superset_websocket;
        proxy_http_version 1.1;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "Upgrade";
        proxy_set_header Host $host;
    }

    location ${SUPERSET_APP_ROOT}/static {
        proxy_pass http://host.docker.internal:9000;  # Proxy to superset-node
        proxy_http_version 1.1;
        proxy_set_header Host $host;
    }

    location ${SUPERSET_APP_ROOT} {
        proxy_pass http://superset_app;
        proxy_set_header Host $http_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_http_version 1.1;
        port_in_redirect off;
        proxy_connect_timeout 300;
    }

}