From b7c84cc9fea792394f2c9917e837c775599bb014 Mon Sep 17 00:00:00 2001
From: souravbiswassanto <saurov@appscode.com>
Date: Fri, 26 Jan 2024 18:58:32 +0600
Subject: [PATCH] Added split brain alert Signed-off-by: souravbiswassanto
 <saurov@appscode.com>

---
 .../postgres/postgres_summary_dashboard.json  | 137 ++++++++++++++++++
 1 file changed, 137 insertions(+)

diff --git a/charts/kubedb-grafana-dashboards/dashboards/postgres/postgres_summary_dashboard.json b/charts/kubedb-grafana-dashboards/dashboards/postgres/postgres_summary_dashboard.json
index edb1022f8..925580f2a 100644
--- a/charts/kubedb-grafana-dashboards/dashboards/postgres/postgres_summary_dashboard.json
+++ b/charts/kubedb-grafana-dashboards/dashboards/postgres/postgres_summary_dashboard.json
@@ -5071,6 +5071,143 @@
         "align": false,
         "alignLevel": null
       }
+    },
+    {
+      "alert": {
+        "alertRuleTags": {},
+        "conditions": [
+          {
+            "evaluator": {
+              "params": [
+                1
+              ],
+              "type": "gt"
+            },
+            "operator": {
+              "type": "and"
+            },
+            "query": {
+              "params": [
+                "A",
+                "1h",
+                "now"
+              ]
+            },
+            "reducer": {
+              "params": [],
+              "type": "last"
+            },
+            "type": "query"
+          }
+        ],
+        "executionErrorState": "alerting",
+        "for": "10s",
+        "frequency": "30s",
+        "handler": 1,
+        "name": "Postgresql split brain  alert",
+        "noDataState": "no_data",
+        "notifications": []
+      },
+      "aliasColors": {},
+      "bars": false,
+      "dashLength": 10,
+      "dashes": false,
+      "datasource": null,
+      "description": "More than one primary server online",
+      "fill": 1,
+      "fillGradient": 0,
+      "gridPos": {
+        "h": 9,
+        "w": 24,
+        "x": 0,
+        "y": 157
+      },
+      "hiddenSeries": false,
+      "id": 185,
+      "legend": {
+        "alignAsTable": true,
+        "avg": false,
+        "current": false,
+        "max": false,
+        "min": false,
+        "rightSide": false,
+        "show": true,
+        "total": false,
+        "values": false
+      },
+      "lines": true,
+      "linewidth": 1,
+      "nullPointMode": "null",
+      "options": {
+        "alertThreshold": true
+      },
+      "percentage": false,
+      "pluginVersion": "{{ .Values.grafana.version }}",
+      "pointradius": 2,
+      "points": false,
+      "renderer": "flot",
+      "seriesOverrides": [],
+      "spaceLength": 10,
+      "stack": false,
+      "steppedLine": false,
+      "targets": [
+        {
+          "exemplar": true,
+          "expr": "count by (pod) (pg_replication_is_replica{job=\"$app-stats\",namespace=\"$namespace\",service=\"$app-stats\"} == 0)",
+          "interval": "",
+          "legendFormat": {{ `"{{pod}}"` }},
+          "refId": "A"
+        }
+      ],
+      "thresholds": [
+        {
+          "colorMode": "critical",
+          "fill": true,
+          "line": true,
+          "op": "gt",
+          "value": 1,
+          "visible": true
+        }
+      ],
+      "timeFrom": null,
+      "timeRegions": [],
+      "timeShift": null,
+      "title": "Postgresql split brain ",
+      "tooltip": {
+        "shared": true,
+        "sort": 0,
+        "value_type": "individual"
+      },
+      "type": "graph",
+      "xaxis": {
+        "buckets": null,
+        "mode": "time",
+        "name": null,
+        "show": true,
+        "values": []
+      },
+      "yaxes": [
+        {
+          "format": "short",
+          "label": null,
+          "logBase": 1,
+          "max": null,
+          "min": null,
+          "show": true
+        },
+        {
+          "format": "short",
+          "label": null,
+          "logBase": 1,
+          "max": null,
+          "min": null,
+          "show": true
+        }
+      ],
+      "yaxis": {
+        "align": false,
+        "alignLevel": null
+      }
     }
     {{- end }}
   ],