docker-compose.yml

version: '2'

services:

  # 10 simple backend servers written in Golang and each started with a
  # different latency profile.
  server1:
    build: .
    networks:
      default:
        aliases:
         - server

  server2:
    build: .
    command: -latency=10ms
    networks:
      default:
        aliases:
         - server

  server3:
    build: .
    command: -latency=20ms
    networks:
      default:
        aliases:
         - server

  server4:
    build: .
    command: -latency=40ms
    networks:
      default:
        aliases:
         - server

  server5:
    build: .
    command: -latency=80ms
    networks:
      default:
        aliases:
         - server

  server6:
    build: .
    command: -latency=160ms
    networks:
      default:
        aliases:
         - server

  server7:
    build: .
    command: -latency=320ms
    networks:
      default:
        aliases:
         - server

  server8:
    build: .
    command: -latency=640ms
    networks:
      default:
        aliases:
         - server

  server9:
    build: .
    command: -latency=1s -success-rate=0.6
    networks:
      default:
        aliases:
         - server

  server10:
    build: .
    command: -latency=2s -success-rate=0.4
    networks:
      default:
        aliases:
         - server

  # Prometheus instance for collecing metrics
  prometheus:
    image: prom/prometheus:v1.4.1
    volumes:
      - ./prometheus.yml:/prometheus/prometheus.yml:ro
    command: >
      -config.file=/prometheus/prometheus.yml
      -storage.local.retention=12h
    ports:
      - 9090:9090

  # Grafana instance for viewing Prometheus metrics
  grafana:
    build:
      context: .
      dockerfile: Dockerfile-grafana
    ports:
      - 3000:3000
    environment:
      - GF_AUTH_ANONYMOUS_ENABLED=true
      - GF_AUTH_ANONYMOUS_ORG_ROLE=Admin

  # Slow Cooker load generator.  Configured to send a total of 500 requests per
  # second to the backend servers.
  slow_cooker:
    image: buoyantio/slow_cooker:1.1.0-golang1.8rc2
    entrypoint: /bin/sh
    command: >
      -c 'sleep 15 && slow_cooker -noreuse -metric-addr :8505 -qps 10 -concurrency 50 -interval 5s -totalRequests 10000000 http://server:8501'