prometheus.yml

global:
  scrape_interval:     15s
  evaluation_interval: 15s

  external_labels:
    cluster_name: 'promgen'

# In the case someone is running Prometheus 1.x, then the .yml extension should
# be dropped
rule_files:
- "/etc/prometheus/promgen.rule.yml"

alerting:
  alertmanagers:
  - static_configs:
    - targets:
      - alertmanager:9093

scrape_configs:
  - job_name: 'promgen'
    file_sd_configs:
      - files:
        - "/etc/prometheus/promgen.json"
    # In an advanced setup, you would want to tell Prometheus to scrape only a
    # subset of targets where the __shard label should correspond to the same
    # shard name within Promgen. This is a bit more fragile than I initially
    # intended it to be and I think I want to make the worker a bit smarter at
    # filtering so that this isn't needed.
    # relabel_configs:
    # - source_labels: [__shard]
    #   regex: docker-demo
    #   action: keep

  - job_name: 'blackbox'
    metrics_path: /probe
    file_sd_configs:
      - files:
        - "/etc/prometheus/blackbox.json"
    relabel_configs:
      - source_labels: [__address__]
        regex: (.*)(:80)?
        target_label: __param_target
        replacement: ${1}
      - source_labels: [__param_target]
        regex: (.*)
        target_label: instance
        replacement: ${1}
      - source_labels: []
        regex: .*
        target_label: __address__
        replacement: blackbox:9115  # Blackbox exporter.
      # See above comment
      # - source_labels: [__shard]
      #   regex: docker-demo
      #   action: keep