From 816d45126a7a2c5d4bcae5e3c0e7d9442b6d6150 Mon Sep 17 00:00:00 2001
From: hoangphuocbk <hoangphuocbk2.07@gmail.com>
Date: Fri, 15 Nov 2024 01:30:02 +0700
Subject: [PATCH] support multiple cluster grafana dashboard

---
 .../grafana/ephemeral-storage-namespaces.json | 56 +++++++++++++++---
 .../grafana/ephemeral-storage-nodes.json      | 58 +++++++++++++++----
 2 files changed, 95 insertions(+), 19 deletions(-)

diff --git a/dashboards/grafana/ephemeral-storage-namespaces.json b/dashboards/grafana/ephemeral-storage-namespaces.json
index b229ee3..fc4bc92 100644
--- a/dashboards/grafana/ephemeral-storage-namespaces.json
+++ b/dashboards/grafana/ephemeral-storage-namespaces.json
@@ -1,4 +1,14 @@
 {
+  "__inputs": [
+      {
+        "name": "DS_PROMETHEUS",
+        "label": "Prometheus",
+        "description": "",
+        "type": "datasource",
+        "pluginId": "prometheus",
+        "pluginName": "Prometheus"
+      }
+  ],
   "annotations": {
     "list": [
       {
@@ -24,7 +34,7 @@
     {
       "datasource": {
         "type": "prometheus",
-        "uid": "prometheus"
+        "uid": "${datasource}"
       },
       "description": "Current ephemeral byte usage of a pod",
       "fieldConfig": {
@@ -105,10 +115,10 @@
         {
           "datasource": {
             "type": "prometheus",
-            "uid": "prometheus"
+            "uid": "${datasource}"
           },
           "editorMode": "code",
-          "expr": "sum(ephemeral_storage_pod_usage{pod_namespace=~\"${namespace}\"})",
+          "expr": "sum(ephemeral_storage_pod_usage{cluster=~\"$cluster\", pod_namespace=~\"${namespace}\"})",
           "format": "time_series",
           "hide": false,
           "instant": false,
@@ -124,7 +134,7 @@
     {
       "datasource": {
         "type": "prometheus",
-        "uid": "prometheus"
+        "uid": "${datasource}"
       },
       "description": "Current ephemeral byte usage of a pod",
       "fieldConfig": {
@@ -205,10 +215,10 @@
         {
           "datasource": {
             "type": "prometheus",
-            "uid": "prometheus"
+            "uid": "${datasource}"
           },
           "editorMode": "code",
-          "expr": "ephemeral_storage_pod_usage{pod_namespace=~\"${namespace}\"}",
+          "expr": "ephemeral_storage_pod_usage{cluster=~\"$cluster\", pod_namespace=~\"${namespace}\"}",
           "format": "time_series",
           "hide": false,
           "instant": false,
@@ -245,6 +255,34 @@
         "skipUrlSync": false,
         "type": "datasource"
       },
+      {
+        "current": {
+          "isNone": true,
+          "selected": false,
+          "text": "None",
+          "value": ""
+        },
+        "datasource": {
+          "type": "prometheus",
+          "uid": "${datasource}"
+        },
+        "definition": "label_values(ephemeral_storage_container_volume_usage,cluster)",
+        "hide": 0,
+        "includeAll": false,
+        "multi": false,
+        "name": "cluster",
+        "options": [],
+        "query": {
+          "qryType": 1,
+          "query": "label_values(ephemeral_storage_container_volume_usage,cluster)",
+          "refId": "PrometheusVariableQueryEditor-VariableQuery"
+        },
+        "refresh": 1,
+        "regex": "",
+        "skipUrlSync": false,
+        "sort": 1,
+        "type": "query"
+      },
       {
         "current": {
           "selected": true,
@@ -255,7 +293,7 @@
           "type": "prometheus",
           "uid": "${datasource}"
         },
-        "definition": "label_values(ephemeral_storage_container_volume_usage,pod_namespace)",
+        "definition": "label_values(ephemeral_storage_container_volume_usage{cluster=~\"$cluster\"},pod_namespace)",
         "hide": 0,
         "includeAll": false,
         "label": "Namespace",
@@ -264,7 +302,7 @@
         "options": [],
         "query": {
           "qryType": 1,
-          "query": "label_values(ephemeral_storage_container_volume_usage,pod_namespace)",
+          "query": "label_values(ephemeral_storage_container_volume_usage{cluster=~\"$cluster\"},pod_namespace)",
           "refId": "PrometheusVariableQueryEditor-VariableQuery"
         },
         "refresh": 2,
@@ -280,7 +318,7 @@
     "to": "now"
   },
   "timepicker": {},
-  "timezone": "utc",
+  "timezone": "",
   "title": "Kubernetes / Ephemeral Storage Namespaces",
   "version": 1,
   "weekStart": ""
diff --git a/dashboards/grafana/ephemeral-storage-nodes.json b/dashboards/grafana/ephemeral-storage-nodes.json
index 7c4da77..638a8e4 100644
--- a/dashboards/grafana/ephemeral-storage-nodes.json
+++ b/dashboards/grafana/ephemeral-storage-nodes.json
@@ -1,4 +1,14 @@
 {
+  "__inputs": [
+      {
+        "name": "DS_PROMETHEUS",
+        "label": "Prometheus",
+        "description": "",
+        "type": "datasource",
+        "pluginId": "prometheus",
+        "pluginName": "Prometheus"
+      }
+  ],
   "annotations": {
     "list": [
       {
@@ -24,7 +34,7 @@
     {
       "datasource": {
         "type": "prometheus",
-        "uid": "prometheus"
+        "uid": "${datasource}"
       },
       "description": "Storage usage in bytes by namespaces on the Kubernetes cluster",
       "fieldConfig": {
@@ -105,7 +115,7 @@
         {
           "datasource": {
             "type": "prometheus",
-            "uid": "prometheus"
+            "uid": "${datasource}"
           },
           "editorMode": "code",
           "expr": "sum by (pod_namespace) (ephemeral_storage_pod_usage{node_name=~\"${node}\"})",
@@ -124,7 +134,7 @@
     {
       "datasource": {
         "type": "prometheus",
-        "uid": "prometheus"
+        "uid": "${datasource}"
       },
       "description": "Total capacity of the ephemeral storage for nodes with their usage bytes",
       "fieldConfig": {
@@ -205,7 +215,7 @@
         {
           "datasource": {
             "type": "prometheus",
-            "uid": "prometheus"
+            "uid": "${datasource}"
           },
           "editorMode": "code",
           "expr": "ephemeral_storage_node_capacity{node_name=~\"${node}\"}",
@@ -220,7 +230,7 @@
         {
           "datasource": {
             "type": "prometheus",
-            "uid": "prometheus"
+            "uid": "${datasource}"
           },
           "editorMode": "code",
           "expr": "ephemeral_storage_node_capacity{node_name=~\"${node}\"} - ephemeral_storage_node_available{node_name=~\"${node}\"}",
@@ -239,7 +249,7 @@
     {
       "datasource": {
         "type": "prometheus",
-        "uid": "prometheus"
+        "uid": "${datasource}"
       },
       "description": "Percentage of ephemeral storage used on nodes",
       "fieldConfig": {
@@ -320,7 +330,7 @@
         {
           "datasource": {
             "type": "prometheus",
-            "uid": "prometheus"
+            "uid": "${datasource}"
           },
           "editorMode": "code",
           "expr": "ephemeral_storage_node_percentage{node_name=~\"${node}\"}\r\n",
@@ -360,6 +370,34 @@
         "skipUrlSync": false,
         "type": "datasource"
       },
+      {
+          "current": {
+            "isNone": true,
+            "selected": false,
+            "text": "None",
+            "value": ""
+          },
+          "datasource": {
+            "type": "prometheus",
+            "uid": "${datasource}"
+          },
+          "definition": "label_values(ephemeral_storage_node_capacity,cluster)",
+          "hide": 0,
+          "includeAll": false,
+          "multi": false,
+          "name": "cluster",
+          "options": [],
+          "query": {
+            "qryType": 1,
+            "query": "label_values(ephemeral_storage_node_capacity,cluster)",
+            "refId": "PrometheusVariableQueryEditor-VariableQuery"
+          },
+          "refresh": 1,
+          "regex": "",
+          "skipUrlSync": false,
+          "sort": 1,
+          "type": "query"
+      },
       {
         "allValue": ".*",
         "current": {
@@ -383,7 +421,7 @@
           "type": "prometheus",
           "uid": "${datasource}"
         },
-        "definition": "label_values(ephemeral_storage_node_capacity,node_name)",
+        "definition": "label_values(ephemeral_storage_node_capacity{cluster=~\"$cluster\"},node_name)",
         "hide": 0,
         "includeAll": false,
         "label": "node",
@@ -392,7 +430,7 @@
         "options": [],
         "query": {
           "qryType": 1,
-          "query": "label_values(ephemeral_storage_node_capacity,node_name)",
+          "query": "label_values(ephemeral_storage_node_capacity{cluster=~\"$cluster\"},node_name)",
           "refId": "PrometheusVariableQueryEditor-VariableQuery"
         },
         "refresh": 2,
@@ -408,7 +446,7 @@
     "to": "now"
   },
   "timepicker": {},
-  "timezone": "utc",
+  "timezone": "",
   "title": "Kubernetes / Ephemeral Storage Nodes",
   "version": 1,
   "weekStart": ""