009_loki_0-bootstrap.yml

---
- hosts: localhost
  vars:
    containers:
      - loki01
  tasks:
    - name: spin up LXD container
      ansible.builtin.include_tasks: common_lxdct.yml
      with_items: '{{ containers }}'

- hosts: loki01
  roles:
    - basic
    - prom_monitored
    - loki_monitored
  tasks:
    - name: prepare loki user
      ansible.builtin.user:
        name: loki
        system: true
        createhome: true
        home: /srv/loki
    - name: fetch loki binary
      ansible.builtin.unarchive:
        src: https://github.com/grafana/loki/releases/download/{{ loki_ver }}/loki-linux-amd64.zip
        remote_src: true
        dest: /srv/loki
    - name: deploy service file
      ansible.builtin.template:
        src: loki/loki.service
        dest: /lib/systemd/system/loki.service

    - name: configure system settings, file descriptors and number of threads
      community.general.pam_limits:
        domain: ratuser
        limit_type: "{{ item.limit_type }}"
        limit_item: "{{ item.limit_item }}"
        value: "{{ item.value }}"
      with_items:
        - limit_type: '-'
          limit_item: 'nofile'
          value: 65536
        - limit_type: '-'
          limit_item: 'nproc'
          value: 65536
        - limit_type: 'soft'
          limit_item: 'memlock'
          value: unlimited
        - limit_type: 'hard'
          limit_item: 'memlock'
          value: unlimited
    - name: reload settings from all system configuration files
      ansible.builtin.shell: sysctl --system