ansible-role-promtail

Example Playbook

- hosts: all
  roles:
    - grokon.promtail
  vars:
    promtail__loki_server_domain: my_loki_instance
    promtail__scrape_configs:
      - job_name: syslog
        static_configs:
          - targets:
              - localhost
            labels:
              job: syslog
              host: "{{ ansible_host }}"
              __path__: /var/log/syslog

An Ansible Role that installs promtail on Debian

Table of content

• Default Variables
  • promtail__config_clients
  • promtail__config_dir
  • promtail__config_file
  • promtail__config_file_sd_dir
  • promtail__config_positions
  • promtail__config_server
  • promtail__install
  • promtail__log_level
  • promtail__loki_server_url
  • promtail__path
  • promtail__scrape_configs
  • promtail__target_config
  • promtail__tmp_dir
  • promtail__url
  • promtail__version
• Discovered Tags
• Open Tasks
• Dependencies
• License
• Author

---

Default Variables

promtail__config_clients

Promtail clients config

Default value

promtail__config_clients:
  - url: '{{ promtail__loki_server_url }}/loki/api/v1/push'

promtail__config_dir

Promtail configurations directory

Default value

promtail__config_dir: /etc/promtail

promtail__config_file

Promtail config file path

Default value

promtail__config_file: '{{ promtail__config_dir }}/config.yml'

promtail__config_file_sd_dir

Promtail file_sd directory

Default value

promtail__config_file_sd_dir: '{{ promtail__config_dir }}/file_sd'

promtail__config_positions

Promtail positions config

Default value

promtail__config_positions:
  filename: '{{ promtail__config_dir }}/positions.yaml'

promtail__config_server

Promtail server config, listen on - for metrics

Default value

promtail__config_server:
  http_listen_port: 9080

promtail__install

Weather of not to install promtail Set to false if it's already installed and wanted to remove it

Default value

promtail__install: true

promtail__log_level

Promtail log level. One of: debug, info, warn, error

Default value

promtail__log_level: warn

promtail__loki_server_url

Promtail loki server url

Default value

promtail__loki_server_url: http://localhost:3100

promtail__path

Default path for promtail

Default value

promtail__path: /usr/local/bin/promtail

promtail__scrape_configs

Promtail scrape configurations

Default value

promtail__scrape_configs: []

Example usage

Example:
promtail__scrape_configs:
- job_name: syslog
  static_configs:
    - targets:
      - localhost
      labels:
        job: syslog
        host: "{{ ansible_host }}"
        __path__: /var/log/syslog

promtail__target_config

Default value

promtail__target_config: {}

promtail__tmp_dir

TMP directory for download promtail

Default value

promtail__tmp_dir: /tmp

promtail__url

Promtail target config

Default value

promtail__url: https://github.com/grafana/loki/releases/download/v{{ promtail__version
  }}/promtail-linux-amd64.zip

Example usage

 promtail_target_config:
   sync_period: "10s"

promtail__version

Default to latest version, pin version example 2.6.1

Default value

promtail__version: latest

Discovered Tags

promtail_configure

promtail_install

promtail_run

Open Tasks

• (improvement): Add variables for logs

Dependencies

None.

License

MIT

Author

grokon