apiVersion: v1
kind: ConfigMap
metadata:
  name: cluster-health-grafana-dashboard
  namespace: monitoring
  labels:
    grafana_dashboard: "1"
data:
  cluster-health.json: |
    {
      "title": "Cluster Health / Crash Overview",
      "uid": "cluster-health",
      "schemaVersion": 39,
      "time": { "from": "now-6h", "to": "now" },
      "refresh": "30s",
      "templating": {
        "list": [
          {
            "name": "datasource",
            "type": "datasource",
            "query": "prometheus",
            "current": {}
          }
        ]
      },
      "panels": [
        {
          "id": 1,
          "title": "Container aktuell im Waiting-Zustand",
          "type": "stat",
          "datasource": { "type": "prometheus", "uid": "${datasource}" },
          "gridPos": { "h": 5, "w": 24, "x": 0, "y": 0 },
          "fieldConfig": {
            "defaults": {
              "thresholds": {
                "mode": "absolute",
                "steps": [
                  { "color": "green", "value": null },
                  { "color": "red", "value": 1 }
                ]
              }
            },
            "overrides": []
          },
          "targets": [
            {
              "expr": "sum(kube_pod_container_status_waiting == 1) or vector(0)",
              "legendFormat": "Waiting Container",
              "refId": "A"
            }
          ]
        },
        {
          "id": 2,
          "title": "Welche Pods/Container warten",
          "type": "table",
          "datasource": { "type": "prometheus", "uid": "${datasource}" },
          "gridPos": { "h": 8, "w": 24, "x": 0, "y": 5 },
          "targets": [
            {
              "expr": "kube_pod_container_status_waiting == 1",
              "format": "table",
              "instant": true,
              "legendFormat": "",
              "refId": "A"
            }
          ]
        },
        {
          "id": 3,
          "title": "Letzter Terminierungsgrund (ohne 'Completed')",
          "type": "table",
          "datasource": { "type": "prometheus", "uid": "${datasource}" },
          "gridPos": { "h": 8, "w": 24, "x": 0, "y": 13 },
          "targets": [
            {
              "expr": "kube_pod_container_status_last_terminated_reason{reason!=\"Completed\"} == 1",
              "format": "table",
              "instant": true,
              "legendFormat": "",
              "refId": "A"
            }
          ]
        },
        {
          "id": 4,
          "title": "Pods nicht im Running/Succeeded Zustand",
          "type": "table",
          "datasource": { "type": "prometheus", "uid": "${datasource}" },
          "gridPos": { "h": 8, "w": 24, "x": 0, "y": 21 },
          "targets": [
            {
              "expr": "kube_pod_status_phase{phase=~\"Failed|Unknown|Pending\"} == 1",
              "format": "table",
              "instant": true,
              "legendFormat": "",
              "refId": "A"
            }
          ]
        },
        {
          "id": 5,
          "title": "Meiste Container-Restarts (letzte Stunde)",
          "type": "table",
          "datasource": { "type": "prometheus", "uid": "${datasource}" },
          "gridPos": { "h": 8, "w": 24, "x": 0, "y": 29 },
          "targets": [
            {
              "expr": "topk(10, increase(kube_pod_container_status_restarts_total[1h]) > 0)",
              "format": "table",
              "instant": true,
              "legendFormat": "",
              "refId": "A"
            }
          ]
        }
      ]
    }