{
  "uid": "labsim-matrix",
  "title": "labsim — VLAN connectivity matrix",
  "tags": ["labsim"],
  "timezone": "browser",
  "refresh": "10s",
  "time": { "from": "now-30m", "to": "now" },
  "panels": [
    {
      "type": "stat",
      "title": "Reachable paths",
      "gridPos": { "h": 4, "w": 6, "x": 0, "y": 0 },
      "targets": [ { "expr": "sum(labsim_reachable)", "refId": "A" } ],
      "fieldConfig": { "defaults": { "thresholds": { "mode": "absolute",
        "steps": [ { "color": "red", "value": null }, { "color": "green", "value": 90 } ] } } }
    },
    {
      "type": "stat",
      "title": "Blocked paths",
      "gridPos": { "h": 4, "w": 6, "x": 6, "y": 0 },
      "targets": [ { "expr": "count(labsim_reachable == 0) or vector(0)", "refId": "A" } ],
      "fieldConfig": { "defaults": { "thresholds": { "mode": "absolute",
        "steps": [ { "color": "green", "value": null }, { "color": "orange", "value": 1 } ] } } }
    },
    {
      "type": "stat",
      "title": "Sweep duration (s)",
      "gridPos": { "h": 4, "w": 6, "x": 12, "y": 0 },
      "targets": [ { "expr": "labsim_sweep_seconds", "refId": "A" } ]
    },
    {
      "type": "stat",
      "title": "Sweeps",
      "gridPos": { "h": 4, "w": 6, "x": 18, "y": 0 },
      "targets": [ { "expr": "labsim_sweep_total", "refId": "A" } ]
    },
    {
      "type": "heatmap",
      "title": "ICMP matrix (src → dst) — green = reachable",
      "gridPos": { "h": 10, "w": 24, "x": 0, "y": 4 },
      "targets": [ { "expr": "labsim_reachable{proto=\"icmp\"}",
                     "legendFormat": "{{src}} → {{dst}}", "refId": "A" } ]
    },
    {
      "type": "state-timeline",
      "title": "Every path over time — a firewall change shows up here immediately",
      "gridPos": { "h": 12, "w": 24, "x": 0, "y": 14 },
      "targets": [ { "expr": "labsim_reachable",
                     "legendFormat": "{{proto}} {{src}} → {{dst}}", "refId": "A" } ],
      "fieldConfig": { "defaults": {
        "mappings": [ { "type": "value", "options": {
          "0": { "text": "blocked", "color": "red", "index": 0 },
          "1": { "text": "ok", "color": "green", "index": 1 } } } ] } },
      "options": { "mergeValues": true, "showValue": "never" }
    }
  ],
  "schemaVersion": 39,
  "version": 1
}