services:
  #  Metrics collector.
  #  It scrapes targets defined in --promscrape.config
  #  And forward them to --remoteWrite.url
  vmagent:
    image: victoriametrics/vmagent:latest
    depends_on:
      - "victoriametrics"
    ports:
      - 8429:8429
    volumes:
      - .vmagentdata:/vmagentdata
      - ./prometheus-vm-single.yml:/etc/prometheus/prometheus.yml
    command:
      - "--promscrape.config=/etc/prometheus/prometheus.yml"
      - "--remoteWrite.url=http://victoriametrics:8428/api/v1/write"
    restart: always

  victoriametrics:
    image: victoriametrics/victoria-metrics:latest
    ports:
      - 8428:8428
    volumes:
      - .vmdata:/storage
    command:
      - "--storageDataPath=/storage"
    restart: always

  grafana:
    image: grafana/grafana:latest
    ports:
      - 3000:3000/tcp
    environment:
      GF_DEFAULT_APP_MODE: development
      GF_PLUGINS_ALLOW_LOADING_UNSIGNED_PLUGINS: victoriametrics-metrics-datasource
    volumes:
      - ./provisioning:/etc/grafana/provisioning
      - ./.grafana:/var/lib/grafana
      - ./plugins/victoriametrics-metrics-datasource:/var/lib/grafana/plugins/victoriametrics-metrics-datasource

  # vmalert executes alerting and recording rules
  vmalert:
    image: victoriametrics/vmalert:latest
    depends_on:
      - "victoriametrics"
      - "alertmanager"
    ports:
      - 8880:8880
    volumes:
      - ./rules/alerts.yml:/etc/alerts/alerts.yml
      - ./rules/alerts-health.yml:/etc/alerts/alerts-health.yml
      - ./rules/alerts-vmagent.yml:/etc/alerts/alerts-vmagent.yml
      - ./rules/alerts-vmalert.yml:/etc/alerts/alerts-vmalert.yml
    command:
      - "--datasource.url=http://victoriametrics:8428/"
      - "--remoteRead.url=http://victoriametrics:8428/"
      - "--remoteWrite.url=http://vmagent:8429/"
      - "--notifier.url=http://alertmanager:9093/"
      - "--rule=/etc/alerts/*.yml"
      # display source of alerts in grafana
      - "--external.url=http://127.0.0.1:3000" #grafana outside container
      - '--external.alert.source=explore?orgId=1&left={"datasource":"VictoriaMetrics","queries":[{"expr":{{.Expr|jsonEscape|queryEscape}},"refId":"A"}],"range":{"from":"{{ .ActiveAt.UnixMilli }}","to":"now"}}'
    restart: always

  # alertmanager receives alerting notifications from vmalert
  # and distributes them according to --config.file.
  alertmanager:
    image: prom/alertmanager:v0.28.1
    volumes:
      - ./alertmanager.yml:/config/alertmanager.yml
    command:
      - "--config.file=/config/alertmanager.yml"
    ports:
      - 9093:9093
    restart: always