ansible-loki-role/defaults/main.yml

---
# loki version to install
loki_version: "latest"

# loki bins to install
loki_bins:
  - loki
  - logcli
  - promtail

loki_user: loki
loki_group: loki
loki_config_dir: /etc/loki
loki_storage_dir: /var/lib/loki

loki_tags: []

loki_listen_address: 127.0.0.1
loki_listen_port: 3100
promtail_listen_address: "{{ loki_listen_address }}"

loki_binary_local_dir: ""

loki_target: all
loki_auth_enabled: "false"
loki_server_config:
  http_listen_address: "{{ loki_listen_address }}"
  http_listen_port: "{{ loki_listen_port }}"

loki_common_config:
  instance_addr: 127.0.0.1
  path_prefix: "{{ loki_storage_dir }}"
  storage:
    filesystem:
      chunks_directory: "{{ loki_storage_dir }}/chunks"
      rules_directory: "{{ loki_storage_dir }}/rules"
  replication_factor: 1
  ring:
    kvstore:
      store: inmemory

loki_query_range_config:
  results_cache:
    cache:
      embedded_cache:
        enabled: true
        max_size_mb: 100

loki_distributor_config: []
loki_querier_config: []
loki_ingester_client_config: []
loki_ingester_config: []
loki_frontend_worker_config: []
loki_runtime_config: []
loki_storage_config: []

loki_chunk_store_config: []

loki_schema_config:
  configs:
    - from: 2020-10-24
      store: tsdb
      object_store: filesystem
      schema: v13
      index:
        prefix: index_
        period: 24h

loki_limits_config:
  retention_period: 744h

loki_table_manager_config: []
loki_compactor_config:
  working_directory: "{{ loki_storage_dir }}/retention"
  delete_request_store: filesystem
  compaction_interval: 10m
  retention_enabled: true
  retention_delete_delay: 2h
  retention_delete_worker_count: 150

promtail_client_config:
  - url: "http://{{ loki_listen_address }}:{{ loki_listen_port }}/loki/api/v1/push"

promtail_server_config:
  http_listen_address: "{{ promtail_listen_address }}"
  http_listen_port: 9080
  grpc_listen_address: "{{ promtail_listen_address }}"
  grpc_listen_port: 0

promtail_scrape_config:
  - job_name: journal
    journal:
      labels:
        job: node
        host: "{{ inventory_hostname }}"
      max_age: 12h
    relabel_configs:
      - source_labels:
          - __journal__systemd_unit
        target_label: unit

promtail_target_config: []
promtail_positions_config:
  filename: /tmp/positions.yaml

loki_docker_driver: false