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xoxys.prometheus/index.md
Robert Kaussow 45d2ea28f5 commit cc064da1f1 
Author: Robert Kaussow <mail@thegeeklab.de>
Date:   Sat May 29 15:59:30 2021 +0200

    fix: use the right bind port in molecule tests
2021-05-29 14:45:55 +00:00

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title type
prometheus docs

Source Code Build Status License: MIT

Deploy Prometheus monitoring system.

Default Variables

prometheus_alert_relabel_configs

Default value

prometheus_alert_relabel_configs: []

Example usage

prometheus_alert_relabel_configs:
  - action: labeldrop
    regex: replica

prometheus_alert_rules

Default value

prometheus_alert_rules:
  - alert: Watchdog
    expr: vector(1)
    for: 10m
    labels:
      severity: warning
    annotations:
      description: This is an alert meant to ensure that the entire alerting pipeline
        is functional. This alert is always firing, therefore it should always be
        firing in Alertmanager and always fire against a receiver. There are integrations
        with various notification mechanisms that send a notification when this alert
        is not firing.
      summary: Ensure entire alerting pipeline is functional
  - alert: InstanceDown
    expr: up == 0
    for: 5m
    labels:
      severity: critical
    annotations:
      description: '{% raw %}{{ $labels.instance }} of job {{ $labels.job }} has been
        down for more than 5 minutes.{% endraw %}'
      summary: '{% raw %}Instance {{ $labels.instance }} down{% endraw %}'

prometheus_alert_rules_extra

Default value

prometheus_alert_rules_extra: []

prometheus_alert_rules_files

Default value

prometheus_alert_rules_files:
  - prometheus/rules/*.rules

prometheus_alertmanager_config

Default value

prometheus_alertmanager_config: []

Example usage

prometheus_alertmanager_config:
  - scheme: https
    path_prefix: alertmanager/
    basic_auth:
      username: user
      password: pass
    static_configs:
      - targets: ["127.0.0.1:9093"]
    proxy_url: "127.0.0.2"

prometheus_base_dir

Default value

prometheus_base_dir: /opt/prometheus

prometheus_config_dir

Default value

prometheus_config_dir: '{{ prometheus_base_dir }}/conf'

prometheus_config_flags_extra

Default value

prometheus_config_flags_extra: []

Example usage

prometheus_config_flags_extra:
  - name: storage.tsdb.retention
    value: 15d
  - name: alertmanager.timeout
  - value: 10s

prometheus_data_dir

Default value

prometheus_data_dir: '{{ prometheus_base_dir }}/data'

prometheus_external_labels

Default value

prometheus_external_labels:
  environment: '{{ ansible_fqdn | default(ansible_host) | default(inventory_hostname)
    }}'

prometheus_extra_groups

Default value

prometheus_extra_groups: []

prometheus_file_sd_dir

Default value

prometheus_file_sd_dir: '{{ prometheus_config_dir }}/file_sd'

prometheus_global

Default value

prometheus_global:
  scrape_interval: 15s
  scrape_timeout: 10s
  evaluation_interval: 15s

prometheus_group

Default value

prometheus_group: '{{ prometheus_user }}'

prometheus_packages

Default value

prometheus_packages: []

prometheus_read_only_dirs

Default value

prometheus_read_only_dirs: []

prometheus_remote_read

Default value

prometheus_remote_read: []

Example usage

prometheus_remote_read:
  - url: https://demo.cloudalchemy.org:9201/read
    basic_auth:
      password: FOO

prometheus_remote_write

Default value

prometheus_remote_write: []

Example usage

prometheus_remote_write:
  - url: https://dev.kausal.co/prom/push
    basic_auth:
      password: FOO

prometheus_rules_dir

Default value

prometheus_rules_dir: '{{ prometheus_config_dir }}/rules'

prometheus_scrape_configs

Default value

prometheus_scrape_configs:
  - job_name: prometheus
    metrics_path: "{{ prometheus_web_external_url | urlsplit('path') }}/metrics"
    static_configs:
      - targets:
          - "{{ ansible_fqdn | default(ansible_host) | default('localhost') }}:9090"

prometheus_static_targets_files

Default value

prometheus_static_targets_files:
  - prometheus/targets/*.yml
  - prometheus/targets/*.json

prometheus_storage_retention

Default value

prometheus_storage_retention: 30d

prometheus_storage_retention_size

[EXPERIMENTAL] Maximum number of bytes that can be stored for blocks.

Default value

prometheus_storage_retention_size: '0'

prometheus_targets

Default value

prometheus_targets: []

Example usage

prometheus_targets:
 - name: node
   config:
     - targets:
         - localhost:9100
       labels:
         env: test

prometheus_user

Default value

prometheus_user: prometheus_adm

prometheus_user_home

Default value

prometheus_user_home: /home/{{ prometheus_user }}

prometheus_version

Default value

prometheus_version: 2.27.0

prometheus_web_bind_ip

Default value

prometheus_web_bind_ip: 127.0.0.1

prometheus_web_bind_port

Default value

prometheus_web_bind_port: 9090

prometheus_web_config

See official documentation.

Default value

prometheus_web_config:
  tls_server_config: {}
  http_server_config: {}
  basic_auth_users: {}

prometheus_web_external_url

Default value

prometheus_web_external_url: ''

Dependencies

None.