prometheus: build: blocks/prometheus net: bridge ports: - "9090:9090" volumes: - /var/docker/prometheus:/prometheus-data node_exporter: image: prom/node-exporter net: bridge ports: - "9100:9100" fake-prometheus-data: image: grafana/fake-data-gen net: bridge ports: - "9091:9091" environment: FD_DATASOURCE: prom