ansible/roles/prometheus/templates/prometheus/prometheus.yml.j2

{{ ansible_header | comment }}

global:
  # scrape_interval is set to the global default (60s)
  # evaluation_interval is set to the global default (60s)
  # scrape_timeout is set to the global default (10s).

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

# Alertmanager configuration
# Use prometheus alertmanager installed on the same machine
alerting:
  alertmanagers:
  - static_configs:
    - targets: ['localhost:9093']

# Load rules once and periodically evaluate them according to the global 'evaluation_interval'.
rule_files:
  - "alert.rules.yml"  # Monitoring alerts, this is the file you may be searching!
  - "django.rules.yml"  # Custom rules specific for Django project monitoring

# A scrape configuration containing exactly one endpoint to scrape:
# Here it's Prometheus itself.
scrape_configs:
  # The .json in file_sd_configs is dynamically reloaded

  - job_name: prometheus
    static_configs:
      - targets:
        - localhost:9090

  - job_name: servers
    file_sd_configs:
      - files:
        - '/etc/prometheus/targets.json'
    relabel_configs:
      # Do not put :9100 in instance name, rather here
      - source_labels: [__address__]
        target_label: __param_target
      - source_labels: [__param_target]
        target_label: instance
      - source_labels: [__param_target]
        target_label: __address__
        replacement: '$1:9100'

{% if prometheus.ups_snmp_targets is defined %}
  - job_name: ups_snmp
    file_sd_configs:
      - files:
        - '/etc/prometheus/targets_ups_snmp.json'
    metrics_path: /snmp
    params:
      module: [eatonups]
    relabel_configs:
      - source_labels: [__address__]
        target_label: __param_target
      - source_labels: [__param_target]
        target_label: instance
      - target_label: __address__
        replacement: 127.0.0.1:9116
{% endif %}

{% if prometheus.procurve_snmp_targets is defined %}
  - job_name: procurve_snmp
    file_sd_configs:
      - files:
        - '/etc/prometheus/targets_procurve_snmp.json'
    metrics_path: /snmp
    params:
      module: [procurve_switch]
    relabel_configs:
      - source_labels: [__address__]
        target_label: __param_target
      - source_labels: [__param_target]
        target_label: instance
      - target_label: __address__
        replacement: 127.0.0.1:9116
{% endif %}

{% if prometheus.unifi_snmp_targets is defined %}
  - job_name: unifi_snmp
    file_sd_configs:
      - files:
        - '/etc/prometheus/targets_unifi_snmp.json'
    metrics_path: /snmp
    params:
      module: [ubiquiti_unifi]
    relabel_configs:
      - source_labels: [__address__]
        target_label: __param_target
      - source_labels: [__param_target]
        target_label: instance
      - target_label: __address__
        replacement: 127.0.0.1:9116
{% endif %}

{% if prometheus.nginx_targets is defined %}
  - job_name: nginx
    file_sd_configs:
      - files:
        - '/etc/prometheus/targets_nginx.json'
    relabel_configs:
      # Do not put :9117 in instance name, rather here
      - source_labels: [__address__]
        target_label: instance
      - source_labels: [instance]
        target_label: __address__
        replacement: '$1:9117'
{% endif %}

{% if prometheus.apache_targets is defined %}
  - job_name: apache
    file_sd_configs:
      - files:
        - '/etc/prometheus/targets_apache.json'
    relabel_configs:
      # Do not put :9117 in instance name, rather here
      - source_labels: [__address__]
        target_label: instance
      - source_labels: [instance]
        target_label: __address__
        replacement: '$1:9117'
{% endif %}

{% if prometheus.blackbox_targets is defined %}
  - job_name: blackbox
    file_sd_configs:
      - files:
        - '/etc/prometheus/targets_blackbox.json'
    metrics_path: /probe
    params:
      module: [http_2xx]  # Look for a HTTP 200 response.
    relabel_configs:
      - source_labels: [__address__]
        target_label: __param_target
      - source_labels: [__param_target]
        target_label: instance
      - target_label: __address__
        replacement: 127.0.0.1:9115
{% endif %}

  - job_name: mtail
    static_configs:
      - targets: ["tealc.adm.crans.org"]
    relabel_configs:
      # Do not put :3903 in instance name, rather here
      - source_labels: [__address__]
        target_label: instance
      - source_labels: [instance]
        target_label: __address__
        replacement: '$1:3903'

{% if prometheus.bird_targets is defined %}
  - job_name: bird
    file_sd_configs:
      - files:
        - '/etc/prometheus/targets_bird.json'
    relabel_configs:
      # Do not put :3903 in instance name, rather here
      - source_labels: [__address__]
        target_label: instance
      - source_labels: [instance]
        target_label: __address__
        replacement: '$1:9324'
{% endif %}

  - job_name: django
    scheme: https
    static_configs:
      - targets: []
# Activate this line when the captive portal need monitoring
#      - targets: ["portail-captif.crans.org:443"]