# 2023-09-26
# Stack: promtail
---

promtail:
  name: "promtail"
  tasks:
    - promtail.yml
  ipv6: true

  directories:
    - "{{ stack_folder_conf }}/promtail/conf"
    - "{{ stack_folder_datas }}/promtail/datas"

  services:

    - name: "promtail"
      image: "grafana/promtail:latest"
      uid: "0"
      gid: "0"
      privileged: true
      capabilities:
        - DAC_OVERRIDE
      restart: "always"
      ports:
        - { exposed: "${VM_PORT_PROMTAIL}", container: "1514" }
      commands:
        - "-config.expand-env=true"
        - "-config.file=/etc/promtail/promtail.yml"
      healthcheck: 'promtail -version || exit 1'
      environment:
        - { name: "VM_NAME",          value: "${VM_NAME}" }
        - { name: "MASTER_HOST",      value: "${MASTER_HOST}" }
        - { name: "VM_PORT_LOKI",     value: "${VM_PORT_LOKI}" }
      ressources:
        cpu: "{{ vm_os_cpu_max }}"
        memory: "{{ 1.0 if 1.0 <= vm_os_memory_max|float else vm_os_memory_max|float }}G"
      tmpfs: 512M
      volumes:
        - { local: './{{ stack_folder_conf }}/promtail/conf',       container: '/etc/promtail',   mode: 'ro' }
        - { local: './{{ stack_folder_datas }}/promtail/datas',     container: '/datas',          mode: 'rw' }
        - { local: '/var/log',                                      container: '/var/log',        mode: 'ro' }