WireGuard
Dashboard for WireGuard exporter, written in rust - https://github.com/MindFlavor/prometheus_wireguard_exporter
Grafana dashboard for WireGuard exporter written in Rust: https://github.com/MindFlavor/prometheus_wireguard_exporter

Source: https://gist.github.com/MindFlavor/e5d678280e8c5c5bf16959bc9611cd49
{
  "__inputs": [
    {
      "name": "DS_PROMETHEUS",
      "label": "Prometheus",
      "description": "",
      "type": "datasource",
      "pluginId": "prometheus",
      "pluginName": "Prometheus"
    }
  ],
  "__requires": [
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      "type": "grafana",
      "id": "grafana",
      "name": "Grafana",
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    },
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      "type": "panel",
      "id": "graph",
      "name": "Graph",
      "version": ""
    },
    {
      "type": "datasource",
      "id": "prometheus",
      "name": "Prometheus",
      "version": "1.0.0"
    },
    {
      "type": "panel",
      "id": "table-old",
      "name": "Table (old)",
      "version": ""
    }
  ],
  "annotations": {
    "list": [
      {
        "builtIn": 1,
        "datasource": "-- Grafana --",
        "enable": true,
        "hide": true,
        "iconColor": "rgba(0, 211, 255, 1)",
        "name": "Annotations & Alerts",
        "type": "dashboard"
      }
    ]
  },
  "editable": true,
  "gnetId": 13942,
  "graphTooltip": 0,
  "id": null,
  "links": [],
  "panels": [
    {
      "cacheTimeout": null,
      "columns": [
        {
          "text": "Current",
          "value": "current"
        }
      ],
      "datasource": "${DS_PROMETHEUS}",
      "fieldConfig": {
        "defaults": {
          "custom": {}
        },
        "overrides": []
      },
      "fontSize": "100%",
      "gridPos": {
        "h": 8,
        "w": 12,
        "x": 0,
        "y": 0
      },
      "id": 7,
      "links": [],
      "pageSize": null,
      "pluginVersion": "6.2.1",
      "scroll": true,
      "showHeader": true,
      "sort": {
        "col": 0,
        "desc": true
      },
      "styles": [
        {
          "alias": "",
          "align": "auto",
          "colorMode": "row",
          "colors": [
            "rgba(50, 172, 45, 0.97)",
            "rgba(237, 129, 40, 0.89)",
            "rgba(245, 54, 54, 0.9)"
          ],
          "dateFormat": "YYYY-MM-DD HH:mm:ss",
          "decimals": 0,
          "mappingType": 1,
          "pattern": "Current",
          "thresholds": [
            "3600",
            "172800"
          ],
          "type": "number",
          "unit": "s"
        }
      ],
      "targets": [
        {
          "expr": "time()-wireguard_latest_handshake_seconds",
          "format": "time_series",
          "intervalFactor": 1,
          "legendFormat": "{{friendly_name}}",
          "refId": "A"
        }
      ],
      "timeFrom": null,
      "timeShift": null,
      "title": "Last handshake",
      "transform": "timeseries_aggregations",
      "type": "table-old"
    },
    {
      "aliasColors": {
        "sent 10.70.0.2": "green"
      },
      "bars": false,
      "dashLength": 10,
      "dashes": false,
      "datasource": "${DS_PROMETHEUS}",
      "fieldConfig": {
        "defaults": {
          "custom": {}
        },
        "overrides": []
      },
      "fill": 1,
      "fillGradient": 0,
      "gridPos": {
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        "w": 12,
        "x": 0,
        "y": 8
      },
      "hiddenSeries": false,
      "id": 4,
      "legend": {
        "alignAsTable": false,
        "avg": true,
        "current": false,
        "hideEmpty": true,
        "hideZero": true,
        "max": true,
        "min": true,
        "rightSide": false,
        "show": true,
        "total": false,
        "values": true
      },
      "lines": true,
      "linewidth": 1,
      "links": [],
      "nullPointMode": "null",
      "options": {
        "dataLinks": []
      },
      "percentage": false,
      "pointradius": 2,
      "points": false,
      "renderer": "flot",
      "seriesOverrides": [],
      "spaceLength": 10,
      "stack": false,
      "steppedLine": false,
      "targets": [
        {
          "expr": "irate(wireguard_received_bytes_total[5m])",
          "format": "time_series",
          "instant": false,
          "intervalFactor": 1,
          "legendFormat": "received {{friendly_name}}",
          "refId": "A"
        },
        {
          "expr": "-irate(wireguard_sent_bytes_total[5m])",
          "format": "time_series",
          "intervalFactor": 1,
          "legendFormat": "sent {{friendly_name}}",
          "refId": "B"
        }
      ],
      "thresholds": [],
      "timeFrom": null,
      "timeRegions": [],
      "timeShift": null,
      "title": "Throughput",
      "tooltip": {
        "shared": true,
        "sort": 0,
        "value_type": "individual"
      },
      "type": "graph",
      "xaxis": {
        "buckets": null,
        "mode": "time",
        "name": null,
        "show": true,
        "values": []
      },
      "yaxes": [
        {
          "format": "Bps",
          "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
      }
    }
  ],
  "refresh": "5s",
  "schemaVersion": 25,
  "style": "dark",
  "tags": [
    "prometheus",
    "network"
  ],
  "templating": {
    "list": []
  },
  "time": {
    "from": "now-30m",
    "to": "now"
  },
  "timepicker": {
    "refresh_intervals": [
      "10s",
      "30s",
      "1m",
      "5m",
      "15m",
      "30m",
      "1h",
      "2h",
      "1d"
    ],
    "time_options": [
      "5m",
      "15m",
      "1h",
      "6h",
      "12h",
      "24h",
      "2d",
      "7d",
      "30d"
    ]
  },
  "timezone": "",
  "title": "WireGuard",
  "uid": "c0T_8RkZz",
  "version": 60,
  "description": "Dashboard for WireGuard exporter, written in rust - https://github.com/MindFlavor/prometheus_wireguard_exporter"
}