Prometheus Dockerfile

docker-entrypoint.sh

#!/bin/sh -e

echo "Configuration file:"
sed -e "s/@TRAEFIK_USERNAME/${TRAEFIK_USERNAME}/" \
    -e "s/@TRAEFIK_PASSWORD/${TRAEFIK_PASSWORD}/" \
    -i /etc/prometheus/prometheus.yml

set -- /bin/prometheus "$@"

exec "$@"

Dockerfile

FROM prom/prometheus:v2.16.0

COPY prometheus.yml /etc/prometheus/prometheus.yml
COPY ./docker-entrypoint.sh /etc/prometheus/

ENTRYPOINT  [ "/etc/prometheus/docker-entrypoint.sh" ]

prometheus.yml

global:
  external_labels:
      monitor: 'traefik-Monitoring'

# 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: 'local_traefik'
     scrape_interval: 15s
     scrape_timeout: 10s
     metrics_path: /metrics
     scheme: http
     static_configs:
     - targets:
       - traefik_proxy:8082
     basic_auth:
       username: @TRAEFIK_USERNAME
       password: '@TRAEFIK_PASSWORD'