feat(loki-mixin): allow disabling thanos dashboard and fix dashboard's file name (#18749)

Co-authored-by: J Stickler <[email protected]>

Author: WhiteDiamondz

production/loki-mixin-compiled-ssd/dashboards/loki_thanos_object_storage.json renamed to production/loki-mixin-compiled-ssd/dashboards/loki-thanos-object-storage.json

@@ -9,18 +9,18 @@ To test the dashboards against a local grafana & Loki setup perform the followin
 ### Pre-requisites
 
 * jb is a jsonnet package manager
-To install it follow the instructions at: https://github.com/jsonnet-bundler/jsonnet-bundler.
+To install it follow the instructions at: <https://github.com/jsonnet-bundler/jsonnet-bundler>.
 
-* Grizzly is a tool for managing jsonnet dashboards in Grafana: https://github.com/grafana/grizzly.
-To install it follow the instructions at: https://grafana.github.io/grizzly/installation/.
+* Grizzly is a tool for managing jsonnet dashboards in Grafana: <https://github.com/grafana/grizzly>.
+To install it follow the instructions at: <https://grafana.github.io/grizzly/installation/>.
 
 * Make sure you have the latest dependencies in the `vendor` directory by running the following command in `production/loki-mixin`:
 
 ```shell
 jb install
 ```
 
-* On your Grafana instance create an API key with role 'Admin' under Configuration > API keys. 
+* On your Grafana instance create an API key with role 'Admin' under Configuration > API keys.
 Copy this key for the next step.
 
 ### Testing dashboards

production/loki-mixin-compiled/dashboards/loki_thanos_object_storage.json renamed to production/loki-mixin-compiled/dashboards/loki-thanos-object-storage.json

@@ -48,6 +48,11 @@
       enabled: true,
     },
 
+    thanos: {
+      // Whether or not to include thanos specific dashboards
+      enabled: true,
+    },
+
     operational: {
       // Whether or not to include memcached in the operational dashboard
       memcached: true,

production/loki-mixin/README.md

@@ -2,14 +2,14 @@ local grafana = import 'grafonnet/grafana.libsonnet';
 local row = grafana.row;
 
 {
-  grafanaDashboards+:: {
+  grafanaDashboards+:: if !$._config.thanos.enabled then {} else {
     local cluster_namespace_matcher = 'cluster="$cluster", namespace=~"$namespace"',
     local dashboard = (
       (import 'dashboard-utils.libsonnet') + {
         _config+:: $._config,
       }
     ),
-    'loki_thanos_object_storage.json':
+    'loki-thanos-object-storage.json':
       dashboard.dashboard('Loki / Object Store Thanos', uid='object-store')
       .addCluster()
       .addNamespace()