Add Prometheus

mkdri prometheus

global:
scrape_interval:     15s # By default, scrape targets every 15 seconds.

  # Attach these labels to any time series or alerts when communicating with
  # external systems (federation, remote storage, Alertmanager).
  external_labels:
    monitor: 'codelab-monitor'

# A scrape configuration containing exactly one endpoint to scrape:
# Here it's Prometheus itself.
scrape_configs:
  # The job name is added as a label `job=<job_name>` to any timeseries scraped from this config.
  - job_name: 'kong'

    # Override the global default and scrape targets from this job every 5 seconds.
    scrape_interval: 5s

    static_configs:
      - targets: ['kong:8001']

prometheus:
container_name: prometheus
image: prom/prometheus:v2.12.0
depends_on:
  - "kong"
networks:
  - kong-rover-demo
volumes:
  - ./prometheus/prometheus.yml:/etc/prometheus/prometheus.yml

docker-compose up -d

curl -X POST \
  http://localhost:8001/services/rover-api/plugins \
  -H 'Content-Type: application/json' \
  -d '{
	"name": "prometheus"
}'