docker-compose.yaml

version: '3'

services:
  traefik:
    image: traefik # The official Traefik docker image
    command: --api -c traefik.toml #--docker # Enables the web UI and tells Traefik to listen to docker
    ports:
        - "80:80"     # The HTTP port
        - "8080:8080" # The Web UI (enabled by --api)
    volumes:
        #- /var/run/docker.sock:/var/run/docker.sock # So that Traefik can listen to the Docker events
        - ${PWD}/traefik.toml:/traefik.toml

  consul-agent-1: &consul-agent
    image: consul:latest
    command: "agent -retry-join consul-server-bootstrap -client 0.0.0.0"

  consul-agent-2:
    <<: *consul-agent

  consul-agent-3:
    <<: *consul-agent

  consul-server-1: &consul-server
    <<: *consul-agent
    command: "agent -server -retry-join consul-server-bootstrap -client 0.0.0.0"

  consul-server-2:
    <<: *consul-server

  consul-server-bootstrap:
    <<: *consul-agent
    ports:
      - "8400:8400"
      - "8500:8500"
      - "8600:8600"
      - "8600:8600/udp"
    command: "agent -server -bootstrap-expect 3 -ui -client 0.0.0.0"

  influxdb:
    image: influxdb:1.5.4-alpine
    ports:
        - "8086:8086"
    environment:
        - INFLUXDB_DB=telegraf
        - INFLUXDB_USER=telegraf
        - INFLUXDB_USER_PASSWORD=secretpassword

  grafana:
    image: grafana/grafana:4.4.1
    ports:
        - "3000:3000"
    environment:
        - GF_SECURITY_ADMIN_PASSWORD=supersecret
        - GF_USERS_ALLOW_SIGN_UP=false
        - GF_SERVER_ROOT_URL=http://localhost

traefik.toml

[consulCatalog]

# Consul server endpoint
#
# Required
#
endpoint = "consul-server-bootstrap:8500"

# Default domain used.
#
# Optional
#
#domain = "localhost"

# Expose Consul catalog services by default in traefik
#
# Optional
#
exposedByDefault = true

# Prefix for Consul catalog tags
#
# Optional
#
prefix = "traefik"

[metrics]

  [metrics.prometheus]
  # ...

  # InfluxDB metrics exporter type
  [metrics.influxdb]

    # InfluxDB's address.
    #
    # Required
    # Default: "localhost:8089"
    #
    address = "telegraf:secretpassword@influxdb:8086"

    # InfluxDB's address protocol (udp or http)
    #
    # Required
    # Default: "udp"
    #
    protocol = "http"

    # InfluxDB push interval
    #
    # Optional
    # Default: "10s"
    #
    pushinterval = "10s"

    # InfluxDB database used when protocol is http
    #
    # Optional
    # Default: ""
    #
    database = "telegraf"

    # InfluxDB retention policy used when protocol is http
    #
    # Optional
    # Default: ""
    #
    retentionpolicy = ""