- name: Install Promtail
  hosts: my-nodes
  gather_facts: true
  # become: true
  vars_files:
    - "loki-creds.yml"
  tasks:
    - name: Install Promtail
      include_role:
        name: patrickjahns.promtail
      vars:
        promtail_version: 2.6.1
        promtail_config_server:
          http_listen_port: 9080
          grpc_listen_port: 9081
        promtail_config_clients:
          - url: "{{loki_domain}}/loki/api/v1/push"
            external_labels:
              host: "{{ ansible_hostname }}"
            basic_auth:
              username: "{{ loki_login }}"
              password: "{{ loki_password }}"
        promtail_config_positions:
          filename: "{{ promtail_positions_directory }}/positions.yaml"
          sync_period: "10s"
        promtail_config_scrape_configs:
          - job_name: journal
            journal:
              max_age: 24h
              labels:
                job: systemd-journal
            relabel_configs:
              - source_labels: ['__journal__systemd_unit']
                target_label: 'unit'
              - source_labels: ['__journal__hostname']
                target_label: 'hostname'
          - job_name: system
            pipeline_stages:
            static_configs:
              - targets:
                  - localhost
                labels:
                  job: varlogs
                  host: "{{ ansible_hostname }}"
                  __path__: /var/log/*.log