change grafana_loki role variable structure

ansible/inventories/common/group_vars/monitoring.yml

@@ -243,62 +243,14 @@ prometheus_alerting_rules:
             description: "Clock not synchronising. Ensure NTP is configured on this host.\n  VALUE = {{'{{'}} $value {{'}}'}}\n  LABELS = {{'{{'}} $labels {{'}}'}}"
 
 
-
+loki_settings:
-loki_options:
+  config:
     auth_enabled: false
-
     server:
       http_listen_port: 3100
-    grpc_listen_port: 9096
       log_level: info
-    grpc_server_max_concurrent_streams: 1000
-
-  common:
-    instance_addr: 127.0.0.1
-    path_prefix: /tmp/loki
-    storage:
-      filesystem:
-        chunks_directory: /tmp/loki/chunks
-        rules_directory: /tmp/loki/rules
-    replication_factor: 1
-    ring:
-      kvstore:
-        store: inmemory
-
-  query_range:
-    results_cache:
-      cache:
-        embedded_cache:
-          enabled: true
-          max_size_mb: 100
-
-  limits_config:
-    metric_aggregation_enabled: true
-
-  schema_config:
-    configs:
-      - from: 2020-10-24
-        store: tsdb
-        object_store: filesystem
-        schema: v13
-        index:
-          prefix: index_
-          period: 24h
-
     pattern_ingester:
       enabled: true
-    metric_aggregation:
-      loki_address: localhost:3100
-
-  ruler:
-    alertmanager_url: http://localhost:9093
-
-  frontend:
-    encoding: protobuf
-
-  analytics:
-    reporting_enabled: false
-
 
 
 fluentbit_settings:

ansible/roles/grafana_loki/defaults/main.yml

@@ -1,14 +1,15 @@
 ---
 
-loki_options:
+loki_settings:
-  auth_enabled: false
 
+loki_default_settings:
+  config:
+    auth_enabled: false
     server:
       http_listen_port: 3100
       grpc_listen_port: 9096
       log_level: debug
       grpc_server_max_concurrent_streams: 1000
-
     common:
       instance_addr: 127.0.0.1
       path_prefix: /tmp/loki
@@ -20,37 +21,30 @@ loki_options:
       ring:
         kvstore:
           store: inmemory
-
     query_range:
       results_cache:
         cache:
           embedded_cache:
             enabled: true
             max_size_mb: 100
-
     limits_config:
       metric_aggregation_enabled: true
-
     schema_config:
       configs:
-      - from: 2020-10-24
+        - from: '2020-10-24'
           store: tsdb
           object_store: filesystem
           schema: v13
           index:
             prefix: index_
             period: 24h
-
     pattern_ingester:
       enabled: true
       metric_aggregation:
         loki_address: localhost:3100
-
     ruler:
       alertmanager_url: http://localhost:9093
-
     frontend:
       encoding: protobuf
-
     analytics:
       reporting_enabled: false

ansible/roles/grafana_loki/tasks/main.yml

@@ -1,5 +1,11 @@
 ---
 
+- name: Combine default and user settings, decrypt vault.
+  ansible.builtin.set_fact:
+    loki_settings: "{{ loki_default_settings |
+        ansible.builtin.combine(loki_settings, recursive=true) }}"
+  no_log: true
+
 - name: Install Grafana Loki from mirror.
   ansible.builtin.apt:
     deb: "https://github.com/grafana/loki/releases\

ansible/roles/grafana_loki/templates/loki.yml.j2

@@ -1,4 +1,4 @@
 ---
 # Managed with Ansible
 
-{{ loki_options | ansible.builtin.to_nice_yaml(indent=2, width=80) }}
+{{ loki_settings.config | ansible.builtin.to_nice_yaml(indent=2, width=80) }}