example-cluster: provide provisioning dashboards

Check that dashboard artifacts can be used as provisioning dashboards.

Follows #185

Author: DifferentialOrange

docker-compose.tdg.yml

@@ -79,6 +79,13 @@ services:
       - 3000:3000
     volumes:
       - ./example_cluster/grafana/provisioning:/etc/grafana/provisioning
+      # Map to different folders to prevent name collision.
+      - ./tests/Prometheus/dashboard_tdg_compiled.json:/usr/lib/dashboards/Prometheus-common/dashboard.json
+      - ./tests/Prometheus/dashboard_tdg_static_compiled.json:/usr/lib/dashboards/Prometheus-static/dashboard.json
+      - ./tests/Prometheus/dashboard_tdg_static_with_instance_variable_compiled.json:/usr/lib/dashboards/Prometheus-static-var/dashboard.json
+      - ./tests/InfluxDB/dashboard_tdg_compiled.json:/usr/lib/dashboards/InfluxDB-common/dashboard.json
+      - ./tests/InfluxDB/dashboard_tdg_static_compiled.json:/usr/lib/dashboards/InfluxDB-static/dashboard.json
+      - ./tests/InfluxDB/dashboard_tdg_static_with_instance_variable_compiled.json:/usr/lib/dashboards/InfluxDB-static-var/dashboard.json
 
 networks:
   tarantool_dashboard_dev:

docker-compose.yml

@@ -72,6 +72,13 @@ services:
       - 3000:3000
     volumes:
       - ./example_cluster/grafana/provisioning:/etc/grafana/provisioning
+      # Map to different folders to prevent name collision.
+      - ./tests/Prometheus/dashboard_compiled.json:/usr/lib/dashboards/Prometheus-common/dashboard.json
+      - ./tests/Prometheus/dashboard_static_compiled.json:/usr/lib/dashboards/Prometheus-static/dashboard.json
+      - ./tests/Prometheus/dashboard_static_with_instance_variable_compiled.json:/usr/lib/dashboards/Prometheus-static-var/dashboard.json
+      - ./tests/InfluxDB/dashboard_compiled.json:/usr/lib/dashboards/InfluxDB-common/dashboard.json
+      - ./tests/InfluxDB/dashboard_static_compiled.json:/usr/lib/dashboards/InfluxDB-static/dashboard.json
+      - ./tests/InfluxDB/dashboard_static_with_instance_variable_compiled.json:/usr/lib/dashboards/InfluxDB-static-var/dashboard.json
 
 networks:
   tarantool_dashboard_dev:

example_cluster/grafana/provisioning/dashboards/automatic.yaml

@@ -0,0 +1,9 @@
+apiVersion: 1
+
+providers:
+  - name: 'My dashboards'
+    updateIntervalSeconds: 100000
+    allowUiUpdates: true
+    options:
+      path: /usr/lib/dashboards
+      foldersFromFilesStructure: true