fleet_monitoring/hub/dashboards/unibus-cluster.json

{
  "uid": "unibus-cluster",
  "title": "unibus — Cluster",
  "tags": ["fleet", "unibus"],
  "timezone": "browser",
  "schemaVersion": 39,
  "version": 1,
  "refresh": "30s",
  "time": { "from": "now-6h", "to": "now" },
  "templating": { "list": [] },
  "panels": [
    {
      "id": 1,
      "type": "stat",
      "title": "Nodos up",
      "gridPos": { "h": 4, "w": 4, "x": 0, "y": 0 },
      "datasource": { "type": "prometheus", "uid": "victoriametrics" },
      "targets": [ { "refId": "A", "expr": "sum(last_over_time(unibus_up[2m]))", "datasource": { "type": "prometheus", "uid": "victoriametrics" } } ],
      "fieldConfig": { "defaults": { "unit": "none", "color": { "mode": "fixed", "fixedColor": "green" } }, "overrides": [] },
      "options": { "reduceOptions": { "calcs": ["lastNotNull"], "fields": "", "values": false }, "colorMode": "value", "graphMode": "none", "textMode": "value" }
    },
    {
      "id": 2,
      "type": "stat",
      "title": "Cluster size (esperado)",
      "gridPos": { "h": 4, "w": 4, "x": 4, "y": 0 },
      "datasource": { "type": "prometheus", "uid": "victoriametrics" },
      "targets": [ { "refId": "A", "expr": "max(last_over_time(unibus_cluster_size[5m]))", "datasource": { "type": "prometheus", "uid": "victoriametrics" } } ],
      "fieldConfig": { "defaults": { "unit": "none", "color": { "mode": "fixed", "fixedColor": "blue" } }, "overrides": [] },
      "options": { "reduceOptions": { "calcs": ["lastNotNull"], "fields": "", "values": false }, "colorMode": "value", "graphMode": "none", "textMode": "value" }
    },
    {
      "id": 3,
      "type": "stat",
      "title": "Nodos caídos",
      "gridPos": { "h": 4, "w": 4, "x": 8, "y": 0 },
      "datasource": { "type": "prometheus", "uid": "victoriametrics" },
      "targets": [ { "refId": "A", "expr": "max(last_over_time(unibus_cluster_size[5m])) - sum(last_over_time(unibus_up[2m]))", "datasource": { "type": "prometheus", "uid": "victoriametrics" } } ],
      "fieldConfig": { "defaults": { "unit": "none", "thresholds": { "mode": "absolute", "steps": [ { "color": "green", "value": null }, { "color": "red", "value": 1 } ] } }, "overrides": [] },
      "options": { "reduceOptions": { "calcs": ["lastNotNull"], "fields": "", "values": false }, "colorMode": "background", "graphMode": "none", "textMode": "value" }
    },
    {
      "id": 4,
      "type": "stat",
      "title": "Posture homogénea segura",
      "gridPos": { "h": 4, "w": 6, "x": 12, "y": 0 },
      "datasource": { "type": "prometheus", "uid": "victoriametrics" },
      "targets": [ { "refId": "A", "expr": "min(last_over_time(unibus_posture_enforce[2m])) * min(last_over_time(unibus_posture_acl[2m])) * min(last_over_time(unibus_posture_tls[2m])) * min(last_over_time(unibus_posture_cluster[2m])) * min(last_over_time(unibus_store_kv[2m]))", "datasource": { "type": "prometheus", "uid": "victoriametrics" } } ],
      "fieldConfig": { "defaults": { "unit": "none", "mappings": [ { "type": "value", "options": { "0": { "text": "DEGRADADA", "color": "red" }, "1": { "text": "OK (enforce+acl+tls+cluster+kv)", "color": "green" } } } ], "thresholds": { "mode": "absolute", "steps": [ { "color": "red", "value": null }, { "color": "green", "value": 1 } ] } }, "overrides": [] },
      "options": { "reduceOptions": { "calcs": ["lastNotNull"], "fields": "", "values": false }, "colorMode": "background", "graphMode": "none", "textMode": "value" }
    },
    {
      "id": 5,
      "type": "stat",
      "title": "Meta-leader",
      "gridPos": { "h": 4, "w": 6, "x": 18, "y": 0 },
      "datasource": { "type": "prometheus", "uid": "victoriametrics" },
      "targets": [ { "refId": "A", "expr": "unibus_meta_leader == 1", "legendFormat": "{{node}}", "instant": true, "datasource": { "type": "prometheus", "uid": "victoriametrics" } } ],
      "fieldConfig": { "defaults": { "unit": "none", "color": { "mode": "fixed", "fixedColor": "purple" }, "noValue": "n/d (requiere métricas NATS)" }, "overrides": [] },
      "options": { "reduceOptions": { "calcs": ["lastNotNull"], "fields": "", "values": false }, "colorMode": "none", "graphMode": "none", "textMode": "name" }
    },
    {
      "id": 6,
      "type": "timeseries",
      "title": "up / down por nodo",
      "gridPos": { "h": 7, "w": 12, "x": 0, "y": 4 },
      "datasource": { "type": "prometheus", "uid": "victoriametrics" },
      "targets": [ { "refId": "A", "expr": "unibus_up", "legendFormat": "{{node}}", "datasource": { "type": "prometheus", "uid": "victoriametrics" } } ],
      "fieldConfig": { "defaults": { "unit": "none", "min": 0, "max": 1, "custom": { "drawStyle": "line", "fillOpacity": 25, "showPoints": "never", "lineWidth": 2, "lineInterpolation": "stepAfter", "spanNulls": false } }, "overrides": [] },
      "options": { "legend": { "displayMode": "table", "placement": "right", "calcs": ["lastNotNull"] }, "tooltip": { "mode": "multi", "sort": "desc" } }
    },
    {
      "id": 7,
      "type": "state-timeline",
      "title": "Matriz de posture por nodo (enforce / acl / tls / cluster / store-kv)",
      "gridPos": { "h": 9, "w": 12, "x": 12, "y": 4 },
      "datasource": { "type": "prometheus", "uid": "victoriametrics" },
      "targets": [
        { "refId": "A", "expr": "unibus_posture_enforce", "legendFormat": "{{node}} · enforce", "datasource": { "type": "prometheus", "uid": "victoriametrics" } },
        { "refId": "B", "expr": "unibus_posture_acl", "legendFormat": "{{node}} · acl", "datasource": { "type": "prometheus", "uid": "victoriametrics" } },
        { "refId": "C", "expr": "unibus_posture_tls", "legendFormat": "{{node}} · tls", "datasource": { "type": "prometheus", "uid": "victoriametrics" } },
        { "refId": "D", "expr": "unibus_posture_cluster", "legendFormat": "{{node}} · cluster", "datasource": { "type": "prometheus", "uid": "victoriametrics" } },
        { "refId": "E", "expr": "unibus_store_kv", "legendFormat": "{{node}} · store-kv", "datasource": { "type": "prometheus", "uid": "victoriametrics" } }
      ],
      "fieldConfig": { "defaults": { "custom": { "fillOpacity": 80, "lineWidth": 0 }, "mappings": [ { "type": "value", "options": { "0": { "text": "off", "color": "red" }, "1": { "text": "on", "color": "green" } } }, { "type": "special", "options": { "match": "null", "result": { "text": "no reporta", "color": "dark-red" } } } ], "thresholds": { "mode": "absolute", "steps": [ { "color": "red", "value": null }, { "color": "green", "value": 1 } ] } }, "overrides": [] },
      "options": { "showValue": "auto", "alignValue": "center", "mergeValues": true, "rowHeight": 0.9, "legend": { "displayMode": "list", "placement": "bottom" } }
    },
    {
      "id": 8,
      "type": "timeseries",
      "title": "Latencia de scrape healthz por nodo",
      "gridPos": { "h": 7, "w": 12, "x": 0, "y": 11 },
      "datasource": { "type": "prometheus", "uid": "victoriametrics" },
      "targets": [ { "refId": "A", "expr": "unibus_scrape_duration_seconds", "legendFormat": "{{node}}", "datasource": { "type": "prometheus", "uid": "victoriametrics" } } ],
      "fieldConfig": { "defaults": { "unit": "s", "min": 0, "custom": { "drawStyle": "line", "fillOpacity": 10, "showPoints": "never", "lineWidth": 2 } }, "overrides": [] },
      "options": { "legend": { "displayMode": "table", "placement": "right", "calcs": ["lastNotNull", "max"] }, "tooltip": { "mode": "multi", "sort": "desc" } }
    },
    {
      "id": 9,
      "type": "table",
      "title": "Estado actual por nodo",
      "gridPos": { "h": 7, "w": 12, "x": 12, "y": 13 },
      "datasource": { "type": "prometheus", "uid": "victoriametrics" },
      "targets": [
        { "refId": "up", "expr": "last_over_time(unibus_up[2m])", "format": "table", "instant": true, "datasource": { "type": "prometheus", "uid": "victoriametrics" } },
        { "refId": "enforce", "expr": "last_over_time(unibus_posture_enforce[2m])", "format": "table", "instant": true, "datasource": { "type": "prometheus", "uid": "victoriametrics" } },
        { "refId": "acl", "expr": "last_over_time(unibus_posture_acl[2m])", "format": "table", "instant": true, "datasource": { "type": "prometheus", "uid": "victoriametrics" } },
        { "refId": "tls", "expr": "last_over_time(unibus_posture_tls[2m])", "format": "table", "instant": true, "datasource": { "type": "prometheus", "uid": "victoriametrics" } },
        { "refId": "kv", "expr": "last_over_time(unibus_store_kv[2m])", "format": "table", "instant": true, "datasource": { "type": "prometheus", "uid": "victoriametrics" } }
      ],
      "transformations": [
        { "id": "joinByField", "options": { "byField": "node", "mode": "outer" } },
        { "id": "organize", "options": { "excludeByName": { "Time": true, "Time 1": true, "Time 2": true, "Time 3": true, "Time 4": true, "Time 5": true, "instance": true, "instance 1": true, "instance 2": true, "instance 3": true, "instance 4": true, "instance 5": true, "__name__": true, "__name__ 1": true, "__name__ 2": true, "__name__ 3": true, "__name__ 4": true, "__name__ 5": true, "job": true, "job 1": true, "job 2": true, "job 3": true, "job 4": true, "job 5": true }, "renameByName": { "node": "Nodo", "Value #up": "up", "Value #enforce": "enforce", "Value #acl": "acl", "Value #tls": "tls", "Value #kv": "store-kv" } } }
      ],
      "fieldConfig": { "defaults": { "custom": { "align": "center" }, "mappings": [ { "type": "value", "options": { "0": { "text": "✗", "color": "red" }, "1": { "text": "✓", "color": "green" } } } ] }, "overrides": [] },
      "options": { "showHeader": true }
    }
  ]
}