feat(traffic): показать поток NetFlow на карте сети

Скорость между узлами считается как в Трафике (5 мин, без overlay/mesh), отдельно от ёмкости WAN и BT.

Co-authored-by: Cursor <cursoragent@cursor.com>

app/(main)/network-map/page.tsx

@@ -41,6 +41,15 @@ import {
   wanJhEdgeMapKey,
   type GreSpeedProbeSnapshot,
 } from "@/lib/map-gre-speed-probe"
+import {
+  formatNetflowDir,
+  formatNetflowRate,
+  hopHasRate,
+  matchNetflowForGreEdge,
+  matchNetflowForWan,
+  type MatchedNetflowHop,
+} from "@/lib/map-netflow-hops"
+import type { FlowMapHop, FlowMapHopsDto } from "@mmapp/contracts/traffic-flow"
 import { Button } from "@/components/ui/button"
 import { StatusBadge } from "@/components/status-badge"
 import { StatusDot } from "@/components/status-dot"
@@ -420,6 +429,53 @@ function GreEdgeMetricBadge({
   )
 }
 
+/** Живой поток NetFlow (не ёмкость канала / не BT). */
+function NetflowRateBadge({
+  mx,
+  my,
+  hop,
+  onOpen,
+}: {
+  mx: number
+  my: number
+  hop: MatchedNetflowHop
+  onOpen?: (e: React.MouseEvent<SVGElement>) => void
+}) {
+  const showDir = hop.bpsFwd > 0 && hop.bpsRev > 0
+  const bw = showDir ? 86 : 72
+  const bh = showDir ? 32 : 20
+  return (
+    <g
+      transform={`translate(${mx},${my})`}
+      style={{ cursor: onOpen ? "pointer" : "default" }}
+      onPointerDown={(e) => { e.stopPropagation() }}
+      onClick={(e) => { e.stopPropagation(); onOpen?.(e) }}
+    >
+      <title>
+        Поток NetFlow между узлами (как в «Трафик»: 5 мин, без overlay/mesh). Скорость канала — отдельно.
+      </title>
+      <rect
+        x={-bw / 2}
+        y={-bh / 2}
+        width={bw}
+        height={bh}
+        rx="6"
+        fill="rgba(6,13,26,0.94)"
+        stroke="#34d399"
+        strokeWidth="1.15"
+      />
+      <text textAnchor="middle" y={showDir ? "-4" : "4"} fontFamily="ui-monospace,monospace">
+        <tspan fill="#6ee7b7" fontSize="8" fontWeight="700">{formatNetflowRate(hop)}</tspan>
+      </text>
+      {showDir && (
+        <text textAnchor="middle" y="10" fontFamily="ui-monospace,monospace">
+          <tspan fill="#34d399" fontSize="6.5" fontWeight="600">{formatNetflowDir(hop)}</tspan>
+        </text>
+      )}
+    </g>
+  )
+}
+
 function SvgTooltip({ n }: { n: Server & { x: number; y: number } }) {
   const ss = STATUS_STYLE[n.status]
   const ts = TYPE_STYLE[n.type]
@@ -784,6 +840,7 @@ export default function NetworkMapPage() {
   const [mapServers, setMapServers] = useState<Server[]>([])
   const [mapGreTunnels, setMapGreTunnels] = useState<GreTunnel[]>([])
   const [speedProbes, setSpeedProbes] = useState<GreSpeedProbeSnapshot[]>([])
+  const [mapHops, setMapHops] = useState<FlowMapHop[]>([])
   /** FQDN из GRE outer → IPv4 (ответ POST /api/network/resolve-hosts), для матчинга с WAN. */
   const [greResolvedIpv4ByHost, setGreResolvedIpv4ByHost] = useState<Record<string, string>>({})
   const [dataError, setDataError] = useState<string | null>(null)
@@ -935,11 +992,31 @@ export default function NetworkMapPage() {
   const [filter,         setFilter]         = useState<FilterKey>("all")
   const [search,         setSearch]         = useState("")
   const [showPingBadges, setShowPingBadges] = useState(true)
+  const [showNetflow,     setShowNetflow]     = useState(true)
   const [showAnimDots,   setShowAnimDots]   = useState(true)
   const [showMinimap,    setShowMinimap]    = useState(true)
   const [showHints,      setShowHints]      = useState(false)
   const [showLayers,     setShowLayers]     = useState(false)
 
+  useEffect(() => {
+    if (!useLiveData || !showNetflow) {
+      queueMicrotask(() => setMapHops([]))
+      return
+    }
+    let cancelled = false
+    const tick = () => {
+      apiFetch<FlowMapHopsDto>("/api/traffic/flow/map-hops?range=5m")
+        .then((res) => { if (!cancelled) setMapHops(res.hops ?? []) })
+        .catch(() => { if (!cancelled) setMapHops([]) })
+    }
+    tick()
+    const id = window.setInterval(tick, 4000)
+    return () => {
+      cancelled = true
+      window.clearInterval(id)
+    }
+  }, [useLiveData, showNetflow, apiFetch])
+
   const effectiveSatPos = useMemo(() => {
     const out: Record<string, { x: number; y: number }[]> = {}
     mapServers
@@ -1100,6 +1177,32 @@ export default function NetworkMapPage() {
     return out
   }, [greEdges])
 
+  const netflowByGreKey = useMemo(() => {
+    const m = new Map<string, MatchedNetflowHop>()
+    if (!showNetflow) return m
+    for (const e of greEdges) {
+      const hop = matchNetflowForGreEdge(e, mapHops)
+      if (hopHasRate(hop)) m.set(greEdgeKey(e), hop)
+    }
+    return m
+  }, [greEdges, mapHops, showNetflow])
+
+  const netflowByWanKey = useMemo(() => {
+    const m = new Map<string, MatchedNetflowHop>()
+    if (!showNetflow) return m
+    for (const home of homeRouters) {
+      for (const [wIdx, wan] of (home.wanUplinks ?? []).entries()) {
+        const hop = matchNetflowForWan(home.id, wan.iface, mapHops)
+        if (!hopHasRate(hop)) continue
+        m.set(`${home.id}\t${wIdx}`, hop)
+        for (const e of wanJhEdges) {
+          if (e.homeId === home.id && e.wanIdx === wIdx) m.set(wanJhEdgeMapKey(e), hop)
+        }
+      }
+    }
+    return m
+  }, [homeRouters, wanJhEdges, mapHops, showNetflow])
+
   const nodes = mapServers
     .map((s) => ({ ...s, ...nodePosById[s.id]! }))
     // Визуальный приоритет: HR поверх JH, JH поверх EN.
@@ -1461,6 +1564,7 @@ export default function NetworkMapPage() {
               onMouseLeave={() => setShowLayers(false)}>
               {([
                 { key: "showPingBadges", label: "Ping-значки",      val: showPingBadges, set: setShowPingBadges, hint: "P" },
+                { key: "showNetflow",    label: "NetFlow",          val: showNetflow,    set: setShowNetflow,    hint: "" },
                 { key: "showAnimDots",   label: "Анимация трафика", val: showAnimDots,   set: setShowAnimDots,   hint: "" },
                 { key: "showMinimap",    label: "Минимап",          val: showMinimap,    set: setShowMinimap,    hint: "M" },
                 { key: "showHints", label: "Горячие клавиши", val: showHints, set: setShowHints, hint: "" },
@@ -1588,6 +1692,15 @@ export default function NetworkMapPage() {
                 tBadge,
                 normalPx,
               )
+              const flowHop = netflowByGreKey.get(edgeId)
+              const flowPos = edgeBadgePosition(
+                e.from.x,
+                e.from.y,
+                e.to.x,
+                e.to.y,
+                tBadge,
+                -normalPx - (normalPx === 0 ? 22 : 0),
+              )
               function openGreDetail(ev: React.MouseEvent<SVGElement>) {
                 ev.stopPropagation()
                 setSelectedGreEdge(e)
@@ -1598,7 +1711,7 @@ export default function NetworkMapPage() {
                 <g key={edgeId} opacity={dimmed ? 0.05 : 1} style={{ transition: "opacity 0.3s" }}>
                   <line
                     x1={e.from.x} y1={e.from.y} x2={e.to.x} y2={e.to.y}
-                    stroke={ts.stroke} strokeWidth="1.5"
+                    stroke={ts.stroke} strokeWidth={hopHasRate(flowHop) ? 2.6 : 1.5}
                     strokeDasharray={e.tunnel.ipsec ? "7 4" : "none"}
                     opacity={ts.opacity}
                   />
@@ -1632,6 +1745,14 @@ export default function NetworkMapPage() {
                       outerSummary={greOuterSummaryLine(e.tunnel, fromN, toN, greResolvedMap)}
                     />
                   )}
+                  {showNetflow && hopHasRate(flowHop) && (
+                    <NetflowRateBadge
+                      mx={flowPos.mx}
+                      my={flowPos.my}
+                      hop={flowHop}
+                      onOpen={openGreDetail}
+                    />
+                  )}
                 </g>
               )
             })}
@@ -1663,14 +1784,16 @@ export default function NetworkMapPage() {
               const color = WAN_COLORS[edge.wanIdx] ?? "#888"
               const vis   = filter === "all" || filter === "home-router" || filter === "jump-host" || filter === "online"
               const { mx, my } = edgeBadgePosition(satPos.x, satPos.y, jh.x, jh.y, 0.62, -17)
+              const flowPos = edgeBadgePosition(satPos.x, satPos.y, jh.x, jh.y, 0.38, 18)
               const isHL  = selected?.id === edge.homeId && (selWanIdx === null || selWanIdx === edge.wanIdx)
+              const wanFlow = netflowByWanKey.get(wanJhEdgeMapKey(edge))
               return (
                 <g key={edgeKey} opacity={vis ? (isHL ? 1 : 0.45) : 0.05}
                   style={{ transition: "opacity 0.3s" }}>
                   <line
                     x1={satPos.x} y1={satPos.y} x2={jh.x} y2={jh.y}
                     stroke={color}
-                    strokeWidth={edge.active ? 2 : 1.2}
+                    strokeWidth={edge.active ? (hopHasRate(wanFlow) ? 2.8 : 2) : 1.2}
                     strokeDasharray={edge.active ? "none" : "5 4"}
                     opacity={edge.active ? 0.7 : 0.4}
                     filter={isHL ? `url(#glow-wan-${edge.wanIdx})` : undefined}
@@ -1710,6 +1833,14 @@ export default function NetworkMapPage() {
                     }
                     return <PingBadge mx={mx} my={my} ping={edge.pingMs} color={pingColor(edge.pingMs)} />
                   })()}
+                  {showNetflow && hopHasRate(wanFlow) && (
+                    <NetflowRateBadge
+                      mx={flowPos.mx}
+                      my={flowPos.my}
+                      hop={wanFlow}
+                      onOpen={(ev) => openWanJhSpeedDetail(ev, edge)}
+                    />
+                  )}
                 </g>
               )
             })}
@@ -1976,7 +2107,7 @@ export default function NetworkMapPage() {
                             </div>
                             <div className="flex items-center justify-between py-2 border-b border-border/50">
                               <span className="text-xs text-muted-foreground">
-                                {bwMon ? "TX / RX (BT)" : "Скорость (модель)"}
+                                {bwMon ? "TX / RX (BT)" : "Скорость канала (модель)"}
                               </span>
                               <span className="text-xs font-mono font-semibold text-sky-400">
                                 {merged.dlMbps != null && merged.ulMbps != null
@@ -1984,10 +2115,23 @@ export default function NetworkMapPage() {
                                   : "—"}
                               </span>
                             </div>
+                            <div className="flex items-center justify-between py-2 border-b border-border/50">
+                              <span className="text-xs text-muted-foreground">Поток (NetFlow)</span>
+                              <span className="text-xs font-mono font-semibold text-emerald-400">
+                                {(() => {
+                                  const hop = netflowByGreKey.get(selectedEdgeId)
+                                  if (!hopHasRate(hop)) return "—"
+                                  return hop.bpsFwd > 0 && hop.bpsRev > 0
+                                    ? formatNetflowDir(hop)
+                                    : formatNetflowRate(hop)
+                                })()}
+                              </span>
+                            </div>
                             <p className="text-[10px] text-muted-foreground pt-2 leading-snug">
                               {merged.hasSpeedMonitor
-                                ? "Ping и/или TX/RX — с последнего прогона speed-пробы; проба сопоставляется с этим GRE по WAN и интерфейсам."
-                                : "«Модель RTT» и «скорость» — демо до появления подходящей speed-пробы в «Мониторинг → скорость»."}
+                                ? "Ping и/или TX/RX — с последнего прогона speed-пробы; проба сопоставляется с этим GRE по WAN и интерфейсам. "
+                                : "«Модель RTT» и «скорость канала» — демо до появления подходящей speed-пробы в «Мониторинг → скорость». "}
+                              Поток — живой NetFlow за 5 мин (как в «Трафик»: без overlay/mesh), не ёмкость канала.
                             </p>
                           </div>
                         </div>
@@ -2168,12 +2312,26 @@ export default function NetworkMapPage() {
                           </div>
                           <div className="flex flex-col gap-1">
                             {[["ISP", wan.isp], ["Iface", wan.iface], ["IP", wan.ip],
-                              ["BW", `↓${wan.maxDl} ↑${wan.maxUl} Мбит`]].map(([k, v]) => (
+                              ["Канал", `↓${wan.maxDl} ↑${wan.maxUl} Мбит`]].map(([k, v]) => (
                               <div key={k} className="flex items-center justify-between">
                                 <span className="text-[10px] text-muted-foreground">{k}</span>
                                 <span className="text-[10px] font-mono">{v}</span>
                               </div>
                             ))}
+                            {(() => {
+                              const hop = netflowByWanKey.get(`${selected.id}\t${wIdx}`)
+                              if (!hopHasRate(hop)) return null
+                              return (
+                                <div className="flex items-center justify-between">
+                                  <span className="text-[10px] text-muted-foreground">Поток</span>
+                                  <span className="text-[10px] font-mono text-emerald-400">
+                                    {hop.bpsFwd > 0 && hop.bpsRev > 0
+                                      ? formatNetflowDir(hop)
+                                      : formatNetflowRate(hop)}
+                                  </span>
+                                </div>
+                              )
+                            })()}
                           </div>
                           {myEdges.length > 0 && (
                             <div className="mt-2 pt-2 border-t border-border/40">
@@ -2230,9 +2388,11 @@ export default function NetworkMapPage() {
                         fromServer && toServer ? speedProbeByTunnelId.get(tunnelPanelKey) : undefined
                       const merged = mergeGreMetricsWithSpeedProbe(spGre, baseProbe)
                       const pc     = pingColor(merged.pingMs)
+                      const greFlow = netflowByGreKey.get(tunnelPanelKey)
                       const showMetrics =
                         merged.pingMs != null ||
-                        (merged.dlMbps != null && merged.ulMbps != null)
+                        (merged.dlMbps != null && merged.ulMbps != null) ||
+                        hopHasRate(greFlow)
                       return (
                         <div key={tunnelPanelKey} className="rounded-md border border-border/60 px-3 py-2 bg-muted/20">
                           <div className="flex items-center justify-between mb-1">
@@ -2272,6 +2432,11 @@ export default function NetworkMapPage() {
                                     ↓{merged.dlMbps} ↑{merged.ulMbps}
                                   </span>
                                 )}
+                                {hopHasRate(greFlow) && (
+                                  <span className="text-[9px] ml-1.5 text-emerald-400">
+                                    {formatNetflowRate(greFlow)}
+                                  </span>
+                                )}
                               </span>
                             </div>
                           )}

app/(main)/settings/page.tsx

@@ -32,6 +32,8 @@ import {
 import { cn } from "@/lib/utils"
 import { requestJson } from "@/shared/api/http-client"
 import { downloadSystemDatabaseBackup, restoreSystemDatabaseBackup } from "@/shared/api/system-database"
+import { purgeTrafficFlowData } from "@/shared/api/traffic-flow"
+import { formatFlowPurgeResult, NetflowPurgeConfirm } from "@/components/traffic/netflow-purge-dialog"
 import { toast } from "sonner"
 
 interface ApiKey { id: string; name: string; prefix: string; created: string; last: string; scopes: string[] }
@@ -148,6 +150,8 @@ export default function SettingsPage() {
   const [dbRestoreBusy, setDbRestoreBusy] = useState(false)
   const [dbRestoreFile, setDbRestoreFile] = useState<File | null>(null)
   const [dbRestoreDialogOpen, setDbRestoreDialogOpen] = useState(false)
+  const [dbPurgeOpen, setDbPurgeOpen] = useState(false)
+  const [dbPurgeBusy, setDbPurgeBusy] = useState(false)
 
   // notifications
   const [notifEmail,   setNotifEmail]   = useState(true)
@@ -266,6 +270,20 @@ export default function SettingsPage() {
     }
   }, [backendUrl, dbRestoreFile, systemDbAvailable])
 
+  const handleNetflowPurgeConfirm = useCallback(async () => {
+    if (!systemDbAvailable) return
+    setDbPurgeBusy(true)
+    try {
+      const result = await purgeTrafficFlowData(backendUrl)
+      toast.success(formatFlowPurgeResult(result))
+      setDbPurgeOpen(false)
+    } catch (e) {
+      toast.error(e instanceof Error ? e.message : "Не удалось сбросить NetFlow")
+    } finally {
+      setDbPurgeBusy(false)
+    }
+  }, [backendUrl, systemDbAvailable])
+
   const renderContent = () => {
     const ra = DEFAULT_ROUTE_AI_OPTIMIZER_SETTINGS
 
@@ -417,7 +435,7 @@ export default function SettingsPage() {
 
       <OpsPanel
         title="База данных приложения"
-        description="Резервная копия SQLite бекенда: серверы, мониторинг, оповещения, EvoBGP. На время операции планировщик сбора данных приостанавливается."
+        description="Резервная копия SQLite бекенда и сброс таблиц NetFlow. На время операции планировщик и коллектор IPFIX приостанавливаются. Preview: https://reui.io/preview/base/settings-16"
         contentClassName="divide-y px-5"
       >
           {!systemDbAvailable && (
@@ -434,7 +452,7 @@ export default function SettingsPage() {
               variant="outline"
               size="sm"
               className="h-8"
-              disabled={!systemDbAvailable || dbBackupBusy || dbRestoreBusy}
+              disabled={!systemDbAvailable || dbBackupBusy || dbRestoreBusy || dbPurgeBusy}
               onClick={() => { void handleSystemDatabaseBackup() }}
             >
               {dbBackupBusy ? <LoaderCircleIcon className="size-4 animate-spin" /> : <DownloadIcon className="size-4" />}
@@ -450,7 +468,7 @@ export default function SettingsPage() {
                 variant="outline"
                 size="sm"
                 className="h-8"
-                disabled={!systemDbAvailable || dbBackupBusy || dbRestoreBusy}
+                disabled={!systemDbAvailable || dbBackupBusy || dbRestoreBusy || dbPurgeBusy}
                 onClick={() => setDbRestoreDialogOpen(true)}
               >
                 <UploadIcon className="size-4" />
@@ -461,6 +479,21 @@ export default function SettingsPage() {
               )}
             </div>
           </SettingRow>
+          <SettingRow
+            label="Сбросить данные NetFlow"
+            description="Удалит сессии и агрегаты из SQLite, затем VACUUM. Ключи WG и пиры не трогает"
+          >
+            <Button
+              variant="destructive"
+              size="sm"
+              className="h-8"
+              disabled={!systemDbAvailable || dbBackupBusy || dbRestoreBusy || dbPurgeBusy}
+              onClick={() => setDbPurgeOpen(true)}
+            >
+              {dbPurgeBusy ? <LoaderCircleIcon className="size-4 animate-spin" /> : <TrashIcon className="size-4" />}
+              {dbPurgeBusy ? "Сброс…" : "Сбросить"}
+            </Button>
+          </SettingRow>
       </OpsPanel>
 
       <OpsPanel
@@ -893,6 +926,13 @@ export default function SettingsPage() {
         />
       )}
 
+      <NetflowPurgeConfirm
+        open={dbPurgeOpen}
+        busy={dbPurgeBusy}
+        onConfirm={() => { void handleNetflowPurgeConfirm() }}
+        onCancel={() => { if (!dbPurgeBusy) setDbPurgeOpen(false) }}
+      />
+
       <FileImportDialog
         open={dbRestoreDialogOpen}
         onOpenChange={setDbRestoreDialogOpen}

app/(main)/traffic/page.tsx

@@ -19,11 +19,11 @@ import { useDataSource } from "@/lib/data-source"
 import { useTrafficLive } from "@/hooks/use-traffic-live"
 import { useFlowLive } from "@/hooks/use-flow-live"
 import { requestJson } from "@/shared/api/http-client"
-import { getFlowAnalytics, getFlowClients, getFlowExporters, getTrafficFlows } from "@/shared/api/traffic-flow"
+import { getFlowAnalytics, getFlowClients, getFlowExporters, getFlowMonthly, getTrafficFlows } from "@/shared/api/traffic-flow"
 import { listServers } from "@/shared/api/servers"
 import { FlowOverlaySheet } from "@/components/traffic/flow-overlay-sheet"
 import { FlowAnalyticsDetail, FlowEntityCardView } from "@/components/traffic/flow-analytics-panel"
-import type { FlowAnalyticsDto, FlowEntityCard, FlowStatsDto } from "@mmapp/contracts/traffic-flow"
+import type { FlowAnalyticsDto, FlowEntityCard, FlowMonthlyDto, FlowStatsDto } from "@mmapp/contracts/traffic-flow"
 import type { ServerRead } from "@mmapp/contracts/servers"
 import { Badge } from "@/components/reui/badge"
 import {
@@ -63,18 +63,57 @@ function flowIngestLine(stats: FlowStatsDto | null): string | null {
   return `Коллектор: ${listener} · пакеты ${stats.packetsReceived ?? 0} · последний ${last}${exporter}${err}`
 }
 
-function flowEmptyHint(stats: FlowStatsDto | null): string | undefined {
+function flowEmptyHint(stats: FlowStatsDto | null, collectorAlive?: boolean): string | undefined {
   if (!stats) return undefined
   if (stats.lastError) return stats.lastError
   if (stats.packetsReceived) {
     return `IPFIX приходит (${stats.lastExporterIp ?? "экспортёр"}), но сессии ещё не записаны.`
   }
-  if (stats.listenerBound === false) {
+  if (stats.listenerBound === false && !collectorAlive) {
     return "Коллектор UDP не слушает. Подключите JH ещё раз — ingest включится автоматически."
   }
+  if (stats.listenerBound || collectorAlive) {
+    return "Коллектор жив, IPFIX ещё не доходит. На jump-host у target Src должен быть 0.0.0.0 (авто)."
+  }
   return "IPFIX ещё не доходит до коллектора. На jump-host у target Src должен быть 0.0.0.0 (авто). На хосте MM проверьте bind 10.255.254.1:4739 после wg-flow."
 }
 
+function monthlyToAnalytics(m: FlowMonthlyDto): FlowAnalyticsDto {
+  const emptySeries = Array(60).fill(0) as number[]
+  return {
+    bpsNow: 0,
+    bytes: m.bytes,
+    packets: 0,
+    conversations: 0,
+    conversationsRaw: 0,
+    uniqueSrc: 0,
+    uniqueDst: 0,
+    topProto: "—",
+    topCategory: "—",
+    rxSeries: emptySeries,
+    txSeries: emptySeries,
+    applications: [],
+    protocols: [],
+    sources: [],
+    destinations: [],
+    interfaces: [],
+    asns: m.asns,
+    countries: m.countries,
+    categories: [],
+    services: m.services,
+    mapEdges: [],
+    conversationsList: [],
+    paths: [],
+    ifaces: [],
+    live: false,
+    degraded: false,
+    bytesPayload: m.bytes,
+    bytesOverlay: 0,
+    bytesMesh: 0,
+    bytesWire: 0,
+  }
+}
+
 // ─── data model ───────────────────────────────────────────────────────────────
 
 interface BoundIfaceTraffic {
@@ -298,9 +337,9 @@ const userTraffic: UserTraffic[] = INIT_USERS.map((u) =>
 
 /** Ключи совпадают с `rangeToMinutes` в API (`/api/traffic/...`). */
 const TRAFFIC_RANGE_KEYS = ["5m", "15m", "1h", "4h", "24h"] as const
-type Range = (typeof TRAFFIC_RANGE_KEYS)[number]
+type Range = (typeof TRAFFIC_RANGE_KEYS)[number] | "30d"
 
-const TRAFFIC_RANGE_LABELS: Record<Range, string> = {
+const TRAFFIC_RANGE_LABELS: Record<(typeof TRAFFIC_RANGE_KEYS)[number], string> = {
   "5m": "5м",
   "15m": "15м",
   "1h": "1ч",
@@ -772,6 +811,8 @@ export default function TrafficPage() {
   const [flowAnalytics, setFlowAnalytics] = useState<FlowAnalyticsDto | null>(null)
   const [flowIface, setFlowIface] = useState("__all__")
   const [flowDedup, setFlowDedup] = useState(true)
+  const [flowExcludeMesh, setFlowExcludeMesh] = useState(true)
+  const [flowExcludeOverlay, setFlowExcludeOverlay] = useState(true)
   const [overlayOpen, setOverlayOpen] = useState(false)
   const [catalogServers, setCatalogServers] = useState<ServerRead[]>([])
   const effectiveMode: GroupMode = groupMode
@@ -781,7 +822,7 @@ export default function TrafficPage() {
     serverId: selectedId,
     iface: selectedIface,
   })
-  const flowLiveEnabled = isLive && effectiveMode === "flows" && Boolean(selectedId)
+  const flowLiveEnabled = isLive && effectiveMode === "flows" && Boolean(selectedId) && range === "5m"
   const { sample: flowLiveSample, error: flowLiveError } = useFlowLive({
     enabled: flowLiveEnabled,
     backendUrl,
@@ -790,6 +831,8 @@ export default function TrafficPage() {
     userId: flowScope === "users" ? selectedId : undefined,
     iface: flowIface,
     dedup: flowDedup,
+    excludeMesh: flowExcludeMesh,
+    excludeOverlay: flowExcludeOverlay,
   })
 
   const toLiveServer = (s: LiveTrafficServer): ServerTraffic => {
@@ -835,7 +878,7 @@ export default function TrafficPage() {
     setLiveBusy(true)
     setLiveError(null)
     try {
-      const q = encodeURIComponent(targetRange)
+      const q = encodeURIComponent(targetRange === "30d" ? "24h" : targetRange)
       const [srvRes, usersRes, ifacesRes] = await Promise.all([
         apiFetch<{ servers: LiveTrafficServer[] }>(`/api/traffic/servers?range=${q}`),
         apiFetch<{ users: UserTraffic[] }>(`/api/traffic/users?range=${q}`),
@@ -902,8 +945,6 @@ export default function TrafficPage() {
   useEffect(() => {
     if (!isLive || effectiveMode !== "flows") return
     void loadFlows()
-    const t = window.setInterval(() => { void loadFlows() }, 5000)
-    return () => window.clearInterval(t)
   }, [isLive, effectiveMode, loadFlows])
 
   useEffect(() => {
@@ -911,14 +952,28 @@ export default function TrafficPage() {
       setFlowAnalytics(null)
       return
     }
+    if (range === "5m") {
+      setFlowAnalytics(null)
+      return
+    }
+    if (range === "30d") {
+      const month = new Date().toISOString().slice(0, 7)
+      void getFlowMonthly(backendUrl, {
+        month,
+        serverId: flowScope === "servers" ? selectedId : undefined,
+      }).then((m) => setFlowAnalytics(monthlyToAnalytics(m))).catch(() => setFlowAnalytics(null))
+      return
+    }
     void getFlowAnalytics(backendUrl, {
       range,
       serverId: flowScope === "servers" ? selectedId : undefined,
       userId: flowScope === "users" ? selectedId : undefined,
       iface: flowIface,
       dedup: flowDedup,
+      excludeMesh: flowExcludeMesh,
+      excludeOverlay: flowExcludeOverlay,
     }).then(setFlowAnalytics).catch(() => setFlowAnalytics(null))
-  }, [isLive, effectiveMode, selectedId, range, flowScope, flowIface, flowDedup, backendUrl])
+  }, [isLive, effectiveMode, selectedId, range, flowScope, flowIface, flowDedup, flowExcludeMesh, flowExcludeOverlay, backendUrl])
 
   useEffect(() => {
     setFlowIface("__all__")
@@ -969,12 +1024,19 @@ export default function TrafficPage() {
 
   const handleModeChange = (next: GroupMode) => {
     setGroupMode(next)
-    if (next === "servers") setSelectedId(activeServerTraffic[0]?.id ?? "srv1")
-    else if (next === "users") setSelectedId((isLive ? liveUsers : userTraffic)[0]?.id ?? "u1")
-    else if (next === "ifaces") setSelectedId((isLive ? liveBoundIfaces : boundIfaces)[0]?.id ?? "")
-    else if (next === "flows") {
+    if (next === "servers") {
+      setSelectedId(activeServerTraffic[0]?.id ?? "srv1")
+      if (range === "30d") setRange("1h")
+    } else if (next === "users") {
+      setSelectedId((isLive ? liveUsers : userTraffic)[0]?.id ?? "u1")
+      if (range === "30d") setRange("1h")
+    } else if (next === "ifaces") {
+      setSelectedId((isLive ? liveBoundIfaces : boundIfaces)[0]?.id ?? "")
+      if (range === "30d") setRange("1h")
+    } else if (next === "flows") {
       setFlowScope("servers")
       setFlowIface("__all__")
+      setRange("5m")
       setSelectedId(flowExporters[0]?.id ?? "")
     }
     setSortField("rx")
@@ -1064,7 +1126,10 @@ export default function TrafficPage() {
 
   const visibleSortFields = SORT_FIELDS.filter(s => !s.modesOnly || s.modesOnly.includes(effectiveMode))
   const ingestLine = flowIngestLine(flowStats)
-  const flowError = liveError || flowLiveError
+  const collectorAlive = Boolean(flowStats?.listenerBound || flowStats?.packetsReceived)
+  const flowError = liveError
+    || (flowLiveError && !(collectorAlive && /live HTTP 500/.test(flowLiveError)) ? flowLiveError : null)
+    || (displayedFlow?.degraded ? "Коллектор перегружен: упрощённая аналитика" : null)
 
   const flowKpiItems = [
     {
@@ -1258,7 +1323,7 @@ export default function TrafficPage() {
                     ))}
                     {sortedFlowCards.length === 0 ? (
                       <p className="text-xs text-muted-foreground">
-                        {flowEmptyHint(flowStats) ?? "Нет экспортёров IPFIX. Подключите jump-host."}
+                        {flowEmptyHint(flowStats, collectorAlive) ?? "Нет экспортёров IPFIX. Подключите jump-host."}
                       </p>
                     ) : null}
                   </div>
@@ -1274,8 +1339,12 @@ export default function TrafficPage() {
                       onIface={setFlowIface}
                       dedup={flowDedup}
                       onDedup={setFlowDedup}
+                      excludeMesh={flowExcludeMesh}
+                      onExcludeMesh={setFlowExcludeMesh}
+                      excludeOverlay={flowExcludeOverlay}
+                      onExcludeOverlay={setFlowExcludeOverlay}
                       liveHint={displayedFlow?.live ? "live" : undefined}
-                      emptyHint={flowEmptyHint(flowStats)}
+                      emptyHint={flowEmptyHint(flowStats, collectorAlive)}
                     />
                   </FramePanel>
                 </Frame>

backend/package.json

@@ -14,7 +14,7 @@
     "test:auth": "tsx src/lib/permissions.test.ts && tsx src/plugins/auth.smoke.test.ts",
     "test:wireguard": "npx tsx src/services/wireguard-config.test.ts",
     "test:traffic-rate": "tsx src/services/traffic-rate.test.ts",
-    "test:traffic-flow": "tsx src/services/traffic-flow-parse.test.ts && tsx src/services/traffic-flow-map-exporter.test.ts && tsx src/services/traffic-flow-ifaces.test.ts && tsx src/services/traffic-flow-dedup.test.ts && tsx src/services/traffic-flow-classify.test.ts && tsx src/services/traffic-flow-ripe.test.ts && tsx src/services/traffic-flow-analytics.test.ts",
+    "test:traffic-flow": "tsx src/services/traffic-flow-parse.test.ts && tsx src/services/traffic-flow-map-exporter.test.ts && tsx src/services/traffic-flow-ifaces.test.ts && tsx src/services/traffic-flow-dedup.test.ts && tsx src/services/traffic-flow-planes.test.ts && tsx src/services/traffic-flow-classify.test.ts && tsx src/services/traffic-flow-ripe.test.ts && tsx src/services/traffic-flow-brands.test.ts && tsx src/services/traffic-flow-ingest.test.ts && tsx src/services/traffic-flow-analytics.test.ts && tsx src/services/traffic-flow-map-hops.test.ts && tsx src/services/traffic-flow-hardening.test.ts && tsx src/services/traffic-flow-purge.test.ts",
     "test:users": "tsx src/modules/users/iface-type.test.ts && tsx src/modules/users/bindings.test.ts"
   },
   "dependencies": {

backend/src/db/index.ts

@@ -7,11 +7,23 @@ import { drizzle } from "drizzle-orm/better-sqlite3"
 import { env } from "../config.js"
 import * as schema from "./schema.js"
 
-const sqlite = new Database(env.DATABASE_PATH)
+export const SQLITE_BUSY_TIMEOUT_MS = 5000
+
+export function applySqlitePragmas(handle: SqliteHandle): void {
+  handle.pragma("journal_mode = WAL")
+  handle.pragma("foreign_keys = ON")
+  handle.pragma(`busy_timeout = ${SQLITE_BUSY_TIMEOUT_MS}`)
+  handle.pragma("synchronous = NORMAL")
+}
+
+function openSqlite(): SqliteHandle {
+  const handle = new Database(env.DATABASE_PATH)
+  applySqlitePragmas(handle)
+  return handle
+}
+
+let sqlite = openSqlite()
 
-// WAL mode for better concurrent read performance
-sqlite.pragma("journal_mode = WAL")
-sqlite.pragma("foreign_keys = ON")
 sqlite.exec(`
 CREATE TABLE IF NOT EXISTS servers (
   id INTEGER PRIMARY KEY AUTOINCREMENT,
@@ -155,6 +167,10 @@ CREATE TABLE IF NOT EXISTS flow_buckets (
   bytes INTEGER NOT NULL DEFAULT 0,
   packets INTEGER NOT NULL DEFAULT 0,
   in_iface TEXT NOT NULL DEFAULT '',
+  out_iface TEXT NOT NULL DEFAULT '',
+  next_hop TEXT NOT NULL DEFAULT '',
+  flow_start_ms INTEGER NOT NULL DEFAULT 0,
+  flow_end_ms INTEGER NOT NULL DEFAULT 0,
   FOREIGN KEY (server_id) REFERENCES servers(id) ON DELETE CASCADE
 );
 CREATE UNIQUE INDEX IF NOT EXISTS idx_flow_buckets_unique
@@ -162,6 +178,39 @@ CREATE UNIQUE INDEX IF NOT EXISTS idx_flow_buckets_unique
 CREATE INDEX IF NOT EXISTS idx_flow_buckets_server_time
   ON flow_buckets(server_id, bucket_at);
 
+CREATE TABLE IF NOT EXISTS flow_minute_stats (
+  server_id INTEGER NOT NULL,
+  bucket_at TEXT NOT NULL,
+  bytes INTEGER NOT NULL DEFAULT 0,
+  packets INTEGER NOT NULL DEFAULT 0,
+  unique_src INTEGER NOT NULL DEFAULT 0,
+  unique_dst INTEGER NOT NULL DEFAULT 0,
+  conversations INTEGER NOT NULL DEFAULT 0,
+  PRIMARY KEY (server_id, bucket_at)
+);
+
+CREATE TABLE IF NOT EXISTS flow_minute_dims (
+  server_id INTEGER NOT NULL,
+  bucket_at TEXT NOT NULL,
+  dim TEXT NOT NULL,
+  key TEXT NOT NULL,
+  bytes INTEGER NOT NULL DEFAULT 0,
+  packets INTEGER NOT NULL DEFAULT 0,
+  PRIMARY KEY (server_id, bucket_at, dim, key)
+);
+CREATE INDEX IF NOT EXISTS idx_flow_minute_dims_time ON flow_minute_dims(bucket_at, dim);
+
+CREATE TABLE IF NOT EXISTS flow_daily_dims (
+  server_id INTEGER NOT NULL,
+  day TEXT NOT NULL,
+  dim TEXT NOT NULL,
+  key TEXT NOT NULL,
+  bytes INTEGER NOT NULL DEFAULT 0,
+  packets INTEGER NOT NULL DEFAULT 0,
+  PRIMARY KEY (server_id, day, dim, key)
+);
+CREATE INDEX IF NOT EXISTS idx_flow_daily_dims_day ON flow_daily_dims(day, dim);
+
 CREATE TABLE IF NOT EXISTS flow_ip_meta (
   prefix TEXT PRIMARY KEY,
   asn INTEGER NOT NULL DEFAULT 0,
@@ -844,6 +893,15 @@ WHERE NOT EXISTS (SELECT 1 FROM acme_settings WHERE id = 1);
   }
 }
 
+{
+  const flowCols = sqlite.prepare(`PRAGMA table_info('flow_buckets')`).all() as Array<{ name?: string }>
+  const names = new Set(flowCols.map((c) => c.name))
+  if (!names.has("out_iface")) sqlite.exec(`ALTER TABLE flow_buckets ADD COLUMN out_iface TEXT NOT NULL DEFAULT ''`)
+  if (!names.has("next_hop")) sqlite.exec(`ALTER TABLE flow_buckets ADD COLUMN next_hop TEXT NOT NULL DEFAULT ''`)
+  if (!names.has("flow_start_ms")) sqlite.exec(`ALTER TABLE flow_buckets ADD COLUMN flow_start_ms INTEGER NOT NULL DEFAULT 0`)
+  if (!names.has("flow_end_ms")) sqlite.exec(`ALTER TABLE flow_buckets ADD COLUMN flow_end_ms INTEGER NOT NULL DEFAULT 0`)
+}
+
 const certIssueJobCols = sqlite.prepare(`PRAGMA table_info('certificate_issue_jobs')`).all() as Array<{ name?: string }>
 if (!certIssueJobCols.some((c) => c.name === "source")) {
   sqlite.exec(`ALTER TABLE certificate_issue_jobs ADD COLUMN source TEXT NOT NULL DEFAULT 'manual'`)
@@ -902,7 +960,31 @@ if (backupEntryCount.c === 0) {
   }
 }
 
-export const db = drizzle(sqlite, { schema })
+export let db = drizzle(sqlite, { schema })
 
 /** Прямой доступ к better-sqlite3 для сложных read-only запросов (напр. /api/alerts). */
-export const sqliteDatabase: SqliteHandle = sqlite
+export let sqliteDatabase: SqliteHandle = sqlite
+
+let sqliteExclusiveOp = false
+
+export function beginSqliteExclusiveOp(): void {
+  if (sqliteExclusiveOp) {
+    throw new Error("Операция с базой данных уже выполняется")
+  }
+  sqliteExclusiveOp = true
+}
+
+export function endSqliteExclusiveOp(): void {
+  sqliteExclusiveOp = false
+}
+
+export function reopenSqlite(): void {
+  try {
+    sqlite.close()
+  } catch {
+    /* already closed */
+  }
+  sqlite = openSqlite()
+  sqliteDatabase = sqlite
+  db = drizzle(sqlite, { schema })
+}

backend/src/db/schema.ts

@@ -182,6 +182,40 @@ export const trafficFlowSettings = sqliteTable("traffic_flow_settings", {
   updatedAt:       text("updated_at").notNull().default(sql`(datetime('now'))`),
 })
 
+export const flowMinuteStats = sqliteTable("flow_minute_stats", {
+  serverId:      integer("server_id").notNull(),
+  bucketAt:      text("bucket_at").notNull(),
+  bytes:         integer("bytes").notNull().default(0),
+  packets:       integer("packets").notNull().default(0),
+  uniqueSrc:     integer("unique_src").notNull().default(0),
+  uniqueDst:     integer("unique_dst").notNull().default(0),
+  conversations: integer("conversations").notNull().default(0),
+}, (t) => [
+  uniqueIndex("idx_flow_minute_stats_pk").on(t.serverId, t.bucketAt),
+])
+
+export const flowMinuteDims = sqliteTable("flow_minute_dims", {
+  serverId: integer("server_id").notNull(),
+  bucketAt: text("bucket_at").notNull(),
+  dim:      text("dim").notNull(),
+  key:      text("key").notNull(),
+  bytes:    integer("bytes").notNull().default(0),
+  packets:  integer("packets").notNull().default(0),
+}, (t) => [
+  uniqueIndex("idx_flow_minute_dims_pk").on(t.serverId, t.bucketAt, t.dim, t.key),
+])
+
+export const flowDailyDims = sqliteTable("flow_daily_dims", {
+  serverId: integer("server_id").notNull(),
+  day:      text("day").notNull(),
+  dim:      text("dim").notNull(),
+  key:      text("key").notNull(),
+  bytes:    integer("bytes").notNull().default(0),
+  packets:  integer("packets").notNull().default(0),
+}, (t) => [
+  uniqueIndex("idx_flow_daily_dims_pk").on(t.serverId, t.day, t.dim, t.key),
+])
+
 export const flowBuckets = sqliteTable("flow_buckets", {
   id:        integer("id").primaryKey({ autoIncrement: true }),
   serverId:  integer("server_id")
@@ -196,6 +230,10 @@ export const flowBuckets = sqliteTable("flow_buckets", {
   bytes:     integer("bytes").notNull().default(0),
   packets:   integer("packets").notNull().default(0),
   inIface:   text("in_iface").notNull().default(""),
+  outIface:  text("out_iface").notNull().default(""),
+  nextHop:   text("next_hop").notNull().default(""),
+  flowStartMs: integer("flow_start_ms").notNull().default(0),
+  flowEndMs:   integer("flow_end_ms").notNull().default(0),
 }, (t) => [
   uniqueIndex("idx_flow_buckets_unique").on(
     t.serverId, t.bucketAt, t.src, t.dst, t.proto, t.srcPort, t.dstPort, t.inIface,

backend/src/index.ts

@@ -1,6 +1,7 @@
-import Fastify, { type FastifyInstance } from "fastify"
+import Fastify, { type FastifyError, type FastifyInstance } from "fastify"
 import cors from "@fastify/cors"
 import { serializerCompiler, validatorCompiler } from "@fastify/type-provider-zod"
+import { monitorEventLoopDelay } from "node:perf_hooks"
 import { env } from "./config.js"
 import authPlugin, { requireAuth } from "./plugins/auth.js"
 import serversRoutes from "./routes/servers.js"
@@ -28,7 +29,10 @@ import wireguardRoutes from "./routes/wireguard.js"
 import firewallRoutes from "./routes/firewall.js"
 import usersRoutes from "./routes/users.js"
 import { refreshScheduler, stopScheduler } from "./services/scheduler.js"
-import { startTrafficFlowListener, stopTrafficFlowListener } from "./services/traffic-flow-ingest.js"
+import { getFlowWorkerHealth, startTrafficFlowListener, stopTrafficFlowListener } from "./services/traffic-flow-ingest.js"
+
+const eventLoopDelay = monitorEventLoopDelay({ resolution: 20 })
+eventLoopDelay.enable()
 
 export async function buildApp(opts?: {
   logger?: boolean
@@ -37,7 +41,7 @@ export async function buildApp(opts?: {
   const usePrettyLogger =
     opts?.logger !== false && process.env.NODE_ENV !== "production"
   const app = Fastify({
-    bodyLimit: 512 * 1024 * 1024,
+    bodyLimit: 2 * 1024 * 1024,
     requestTimeout: 10 * 60 * 1000,
     logger:
       opts?.logger === false
@@ -59,6 +63,18 @@ export async function buildApp(opts?: {
   app.setValidatorCompiler(validatorCompiler)
   app.setSerializerCompiler(serializerCompiler)
 
+  app.setErrorHandler((error: FastifyError, request, reply) => {
+    const status = typeof error.statusCode === "number" && error.statusCode >= 400
+      ? error.statusCode
+      : 500
+    if (status >= 500) {
+      request.log.error(error)
+      return reply.status(status).send({ error: "Внутренняя ошибка сервера" })
+    }
+    const message = error instanceof Error ? error.message : "Ошибка запроса"
+    return reply.status(status).send({ error: message })
+  })
+
   await app.register(cors, {
     origin: env.CORS_ORIGIN,
     methods: ["GET", "POST", "PUT", "PATCH", "DELETE", "OPTIONS"],
@@ -70,6 +86,8 @@ export async function buildApp(opts?: {
     status: "ok",
     timestamp: new Date().toISOString(),
     version: process.env.APP_VERSION ?? "dev",
+    eventLoopDelayMs: Math.round(eventLoopDelay.mean / 1e6),
+    flowWorker: getFlowWorkerHealth(),
   }))
 
   app.get("/api/auth/config", async () => ({
@@ -132,6 +150,29 @@ const isMain =
 if (isMain) {
   try {
     const app = await buildApp()
+    let shuttingDown = false
+    const shutdown = async (code: number) => {
+      if (shuttingDown) return
+      shuttingDown = true
+      try {
+        stopTrafficFlowListener()
+        await app.close()
+      } catch (err) {
+        console.error(err)
+      } finally {
+        process.exit(code)
+      }
+    }
+    process.on("SIGTERM", () => { void shutdown(0) })
+    process.on("SIGINT", () => { void shutdown(0) })
+    process.on("uncaughtException", (err) => {
+      console.error(err)
+      void shutdown(1)
+    })
+    process.on("unhandledRejection", (reason) => {
+      console.error(reason)
+      void shutdown(1)
+    })
     await app.listen({ port: env.PORT, host: "0.0.0.0" })
     console.log(
       `\n🚀 MikroTik Manager Backend running at http://localhost:${env.PORT}`,

backend/src/lib/permissions.test.ts

@@ -21,6 +21,10 @@ assert.equal(
   permissionForRequest("GET", "/api/traffic/servers/1/live"),
   "mm:traffic:read",
 )
+assert.equal(
+  permissionForRequest("POST", "/api/traffic/flow/purge"),
+  "mm:traffic:write",
+)
 assert.equal(
   permissionForRequest("GET", "/api/unknown-thing"),
   "mm:dashboard:read",

backend/src/routes/traffic-flow.ts

@@ -13,18 +13,39 @@ import {
 } from "../services/traffic-flow-settings.js"
 import {
   getFlowListenerState,
+  purgeTrafficFlowStore,
   startTrafficFlowListener,
   listFlowTalkers,
 } from "../services/traffic-flow-ingest.js"
 import {
   buildFlowAnalytics,
+  getFlowMonthly,
   listFlowClients,
   listFlowExporters,
+  safeBuildLiveFlowSample,
 } from "../services/traffic-flow-analytics.js"
+import { buildFlowMapHops } from "../services/traffic-flow-map-hops.js"
 import { applyFlowOverlay } from "../services/traffic-flow-overlay.js"
 import { listTrafficFlowHostFiles } from "../services/traffic-flow-host-files.js"
+import { appendEvent } from "../modules/events/service/events-service.js"
 
 const LIVE_TICK_MS = 2000
+export const MAX_FLOW_LIVE_SUBSCRIBERS = 4
+let liveSubscribers = 0
+
+export function tryAcquireFlowLiveSlot(): boolean {
+  if (liveSubscribers >= MAX_FLOW_LIVE_SUBSCRIBERS) return false
+  liveSubscribers += 1
+  return true
+}
+
+export function releaseFlowLiveSlot(): void {
+  liveSubscribers = Math.max(0, liveSubscribers - 1)
+}
+
+export function resetFlowLiveSlotsForTests(): void {
+  liveSubscribers = 0
+}
 
 function rangeToMinutes(range: string | undefined): number {
   switch ((range ?? "5m").toLowerCase()) {
@@ -33,6 +54,7 @@ function rangeToMinutes(range: string | undefined): number {
     case "1h": return 60
     case "4h": return 240
     case "24h": return 1440
+    case "30d": return 1440
     default: return 5
   }
 }
@@ -50,13 +72,23 @@ function parseDedup(raw: unknown): boolean {
 }
 
 function analyticsQuery(req: FastifyRequest) {
-  const q = req.query as { range?: string; serverId?: string; userId?: string; iface?: string; dedup?: string }
+  const q = req.query as {
+    range?: string
+    serverId?: string
+    userId?: string
+    iface?: string
+    dedup?: string
+    excludeMesh?: string
+    excludeOverlay?: string
+  }
   return {
     minutes: rangeToMinutes(q.range),
     serverId: parseId(q.serverId),
     userId: q.userId?.trim() || undefined,
     iface: q.iface?.trim() || undefined,
     dedup: parseDedup(q.dedup),
+    excludeMesh: parseDedup(q.excludeMesh),
+    excludeOverlay: parseDedup(q.excludeOverlay),
   }
 }
 
@@ -142,6 +174,35 @@ const trafficFlowRoutes: FastifyPluginAsyncZod = async (app) => {
     return reply.send({ files: listTrafficFlowHostFiles() })
   })
 
+  app.post("/traffic/flow/purge", async (_req, reply) => {
+    try {
+      const result = await purgeTrafficFlowStore()
+      appendEvent({
+        level: "warning",
+        eventType: "traffic.flow.purge",
+        sourceModule: "traffic",
+        title: "Сброшены данные NetFlow",
+        message: `Удалены сессии ${result.deleted.buckets}, minute ${result.deleted.minuteStats}, daily ${result.deleted.dailyDims}`,
+        entityType: "traffic_flow",
+        entityId: "purge",
+        payload: {
+          buckets: result.deleted.buckets,
+          minuteStats: result.deleted.minuteStats,
+          minuteDims: result.deleted.minuteDims,
+          dailyDims: result.deleted.dailyDims,
+          fileBytesBefore: result.fileBytesBefore,
+          fileBytesAfter: result.fileBytesAfter,
+          vacuumed: result.vacuumed,
+        },
+      })
+      return reply.send(result)
+    } catch (err) {
+      const message = err instanceof Error ? err.message : String(err)
+      const status = message.includes("уже выполняется") ? 409 : 500
+      return reply.status(status).send({ error: message })
+    }
+  })
+
   app.post("/traffic/flow/overlay", applyOverlayHandler)
   app.post("/traffic/flow-overlay", applyOverlayHandler)
 
@@ -162,8 +223,32 @@ const trafficFlowRoutes: FastifyPluginAsyncZod = async (app) => {
     return reply.send(buildFlowAnalytics(analyticsQuery(req)))
   })
 
+  app.get("/traffic/flow/map-hops", async (req, reply) => {
+    return reply.send(buildFlowMapHops(analyticsQuery(req)))
+  })
+
+  app.get("/traffic/flow/monthly", async (req, reply) => {
+    const q = req.query as { month?: string; serverId?: string }
+    const now = new Date()
+    const month = /^\d{4}-\d{2}$/.test(q.month ?? "")
+      ? (q.month as string)
+      : `${now.getUTCFullYear()}-${String(now.getUTCMonth() + 1).padStart(2, "0")}`
+    return reply.send(getFlowMonthly(month, parseId(q.serverId)))
+  })
+
   app.get("/traffic/flow/live", async (req, reply) => {
+    if (!tryAcquireFlowLiveSlot()) {
+      return reply.status(429).send({ error: "Слишком много live-подписок" })
+    }
     const query = analyticsQuery(req)
+    const liveQuery = {
+      serverId: query.serverId,
+      userId: query.userId,
+      iface: query.iface,
+      dedup: query.dedup,
+      excludeMesh: query.excludeMesh,
+      excludeOverlay: query.excludeOverlay,
+    }
     const abort = new AbortController()
     const onClose = () => abort.abort()
     req.raw.on("close", onClose)
@@ -190,12 +275,14 @@ const trafficFlowRoutes: FastifyPluginAsyncZod = async (app) => {
 
     try {
       while (!abort.signal.aborted) {
-        writeSse(reply.raw, "sample", buildFlowAnalytics(query))
+        const payload = safeBuildLiveFlowSample(liveQuery)
+        writeSse(reply.raw, payload.event, payload.data)
         await sleep(LIVE_TICK_MS, abort.signal)
       }
     } catch {
       /* abort / disconnect */
     } finally {
+      releaseFlowLiveSlot()
       req.raw.off("close", onClose)
       try {
         reply.raw.end()

backend/src/services/mikrotik.ts

@@ -11,6 +11,16 @@ import type {
   FirewallFamily, FirewallTable,
 } from "../types/server.js"
 
+const MAX_ROS_BODY_BYTES = 8 * 1024 * 1024
+
+function appendRosBody(body: string, chunk: string, req?: http.ClientRequest): string {
+  if (body.length + chunk.length > MAX_ROS_BODY_BYTES) {
+    req?.destroy(new Error("RouterOS: ответ больше 8 МиБ"))
+    return body
+  }
+  return body + chunk
+}
+
 // ── connection params ─────────────────────────────────────────────────────────
 
 export interface MikrotikConnectParams {
@@ -52,7 +62,7 @@ function rosRequest(
     const req = lib.request(options, (res) => {
       let body = ""
       res.setEncoding("utf8")
-      res.on("data", (chunk: string) => { body += chunk })
+      res.on("data", (chunk: string) => { body = appendRosBody(body, chunk, req) })
       res.on("end", () => {
         clearTimeout(timer)
         if (!res.statusCode || res.statusCode < 200 || res.statusCode >= 300) {
@@ -135,7 +145,7 @@ function rosPost(
     req = lib.request(options, (res) => {
       let buf = ""
       res.setEncoding("utf8")
-      res.on("data", (chunk: string) => { buf += chunk })
+      res.on("data", (chunk: string) => { buf = appendRosBody(buf, chunk, req) })
       res.on("end", () => {
         settle(() => {
           if (!res.statusCode || res.statusCode < 200 || res.statusCode >= 300) {
@@ -189,7 +199,7 @@ function rosPut(
     const req = lib.request(options, (res) => {
       let buf = ""
       res.setEncoding("utf8")
-      res.on("data", (chunk: string) => { buf += chunk })
+      res.on("data", (chunk: string) => { buf = appendRosBody(buf, chunk, req) })
       res.on("end", () => {
         clearTimeout(timer)
         if (!res.statusCode || res.statusCode < 200 || res.statusCode >= 300) {
@@ -239,7 +249,7 @@ function rosDelete(
     const req = lib.request(options, (res) => {
       let body = ""
       res.setEncoding("utf8")
-      res.on("data", (chunk: string) => { body += chunk })
+      res.on("data", (chunk: string) => { body = appendRosBody(body, chunk, req) })
       res.on("end", () => {
         clearTimeout(timer)
         if (!res.statusCode || res.statusCode < 200 || res.statusCode >= 300) {
@@ -289,7 +299,7 @@ function rosPatch(
     const req = lib.request(options, (res) => {
       let buf = ""
       res.setEncoding("utf8")
-      res.on("data", (chunk: string) => { buf += chunk })
+      res.on("data", (chunk: string) => { buf = appendRosBody(buf, chunk, req) })
       res.on("end", () => {
         clearTimeout(timer)
         if (!res.statusCode || res.statusCode < 200 || res.statusCode >= 300) {

backend/src/services/system-database-backup.ts

@@ -4,16 +4,19 @@ import os from "node:os"
 import path from "node:path"
 import Database from "better-sqlite3"
 import { env } from "../config.js"
-import { sqliteDatabase } from "../db/index.js"
+import { beginSqliteExclusiveOp, endSqliteExclusiveOp, reopenSqlite, sqliteDatabase } from "../db/index.js"
 import { refreshScheduler, stopScheduler } from "./scheduler.js"
+import {
+  reattachFlowSqlite,
+  startTrafficFlowListener,
+  stopTrafficFlowListener,
+} from "./traffic-flow-ingest.js"
 
 const SQLITE_MAGIC = Buffer.from("SQLite format 3\0")
 const MAX_RESTORE_BYTES = 512 * 1024 * 1024
 
 type SqliteHandle = InstanceType<typeof Database>
 
-let operationInFlight = false
-
 function fmtTimestamp(date = new Date()): string {
   const pad = (n: number) => String(n).padStart(2, "0")
   return `${date.getFullYear()}-${pad(date.getMonth() + 1)}-${pad(date.getDate())}_${pad(date.getHours())}-${pad(date.getMinutes())}-${pad(date.getSeconds())}`
@@ -33,16 +36,15 @@ function assertSqliteFile(buffer: Buffer): void {
 }
 
 async function withDatabaseOperation<T>(fn: () => Promise<T> | T): Promise<T> {
-  if (operationInFlight) {
-    throw new Error("Операция с базой данных уже выполняется")
-  }
-  operationInFlight = true
+  beginSqliteExclusiveOp()
+  stopTrafficFlowListener()
   stopScheduler()
   try {
     return await fn()
   } finally {
+    startTrafficFlowListener()
     refreshScheduler()
-    operationInFlight = false
+    endSqliteExclusiveOp()
   }
 }
 
@@ -80,6 +82,8 @@ export async function restoreSystemDatabaseBackup(buffer: Buffer): Promise<void>
       await writeFile(tempPath, buffer)
       source = new Database(tempPath, { readonly: true, fileMustExist: true })
       await source.backup(resolveDatabasePath())
+      reopenSqlite()
+      reattachFlowSqlite()
       sqliteDatabase.pragma("wal_checkpoint(TRUNCATE)")
     } finally {
       source?.close()

backend/src/services/traffic-flow-analytics.test.ts

@@ -4,7 +4,9 @@ import {
   ingestParsedFlowsForServerForTests,
   resetFlowRingsForTests,
 } from "./traffic-flow-ingest.js"
-import { buildFlowAnalytics } from "./traffic-flow-analytics.js"
+import { buildFlowAnalytics, formatLiveSseFromBuilder, getFlowMonthly, listFlowClients, listFlowExporters } from "./traffic-flow-analytics.js"
+import { sqliteDatabase } from "../db/index.js"
+import { seedFlowTopologyForTests, type FlowTopology } from "./traffic-flow-topology.js"
 import { disableCatalogFetchForTests, resetFlowCatalogForTests, seedFlowCatalogForTests } from "./traffic-flow-classify.js"
 import {
   disableRipeEnqueueForTests,
@@ -20,8 +22,18 @@ resetRipeCacheForTests()
 disableRipeEnqueueForTests()
 resetIfaceCacheForTests()
 resetFlowRingsForTests()
+seedFlowTopologyForTests({
+  clientIfaces: new Map(),
+  clientByIface: new Map(),
+  enNodes: [],
+  enHosts: new Set(),
+  jhHosts: new Set(),
+  wanIfaces: new Map(),
+  plane: { clientIfaceNames: new Set(), enHosts: new Set(), jhHosts: new Set() },
+})
 rememberServerIfaces(7, [
   { ".id": "*2", name: "ether1" },
+  { ".id": "*B", name: "ether2" },
   { ".id": "*A", name: "wg-flow" },
 ])
 
@@ -35,7 +47,7 @@ ingestParsedFlowsForServerForTests(7, [
     bytes: 12_000,
     packets: 10,
     inIface: "2",
-    outIface: "10",
+    outIface: "11",
   },
   {
     src: "10.1.1.8",
@@ -81,6 +93,7 @@ resetFlowRingsForTests()
 resetIfaceCacheForTests()
 rememberServerIfaces(7, [
   { ".id": "*2", name: "ether1" },
+  { ".id": "*B", name: "ether2" },
   { ".id": "*A", name: "wg-flow" },
 ])
 ingestParsedFlowsForServerForTests(7, [
@@ -93,7 +106,7 @@ ingestParsedFlowsForServerForTests(7, [
     bytes: 12_000,
     packets: 10,
     inIface: "2",
-    outIface: "10",
+    outIface: "11",
   },
   {
     src: "10.1.1.8",
@@ -103,7 +116,7 @@ ingestParsedFlowsForServerForTests(7, [
     dstPort: 443,
     bytes: 9_000,
     packets: 9,
-    inIface: "10",
+    inIface: "11",
     outIface: "",
   },
 ])
@@ -157,7 +170,9 @@ try {
   assert.ok(geo.asns?.some((r) => r.label.includes("AS15169")))
   assert.equal(geo.countries?.[0]?.id, "US")
   assert.equal(geo.mapEdges?.[0]?.toCountry, "US")
+  assert.ok(geo.mapEdges?.every((e) => e.toCountry !== "?"))
   assert.equal(geo.conversationsList[0]?.dstCountry, "US")
+  assert.equal(geo.asns?.[0]?.id, "15169")
 } finally {
   resetFlowRingsForTests()
   resetIfaceCacheForTests()
@@ -165,4 +180,242 @@ try {
   resetFlowCatalogForTests()
 }
 
+resetFlowRingsForTests()
+resetIfaceCacheForTests()
+disableRipeEnqueueForTests()
+resetRipeCacheForTests()
+resetFlowCatalogForTests()
+seedRipeCacheForTests({
+  prefix: "1.1.1.0/24",
+  asn: 13335,
+  country: "?",
+  lat: null,
+  lng: null,
+  holder: "CLOUDFLARENET, US",
+  ok: true,
+  fetchedAt: Date.now(),
+})
+rememberServerIfaces(7, [{ ".id": "*2", name: "ether1" }])
+ingestParsedFlowsForServerForTests(7, [
+  {
+    src: "10.1.1.8",
+    dst: "1.1.1.1",
+    proto: 6,
+    srcPort: 51234,
+    dstPort: 443,
+    bytes: 5000,
+    packets: 5,
+    inIface: "2",
+    outIface: "",
+  },
+])
+try {
+  const cf = buildFlowAnalytics({ minutes: 5, serverId: 7 })
+  assert.equal(cf.countries?.[0]?.id, "US")
+  assert.ok(cf.mapEdges?.every((e) => e.toCountry !== "?"))
+  assert.equal(cf.services?.[0]?.label, "Cloudflare")
+  assert.equal(cf.categories?.[0]?.label, "CDN")
+  assert.equal(cf.conversationsList[0]?.dstCountry, "US")
+  assert.equal(cf.asns?.[0]?.id, "13335")
+} finally {
+  resetFlowRingsForTests()
+  resetIfaceCacheForTests()
+  resetRipeCacheForTests()
+  resetFlowCatalogForTests()
+}
+
+{
+  ingestParsedFlowsForServerForTests(7, [
+    {
+      src: "10.1.1.8",
+      dst: "8.8.8.8",
+      proto: 6,
+      srcPort: 51234,
+      dstPort: 443,
+      bytes: 12_000,
+      packets: 10,
+      inIface: "2",
+      outIface: "",
+    },
+  ])
+  const degraded = buildFlowAnalytics({ minutes: 5, serverId: 7, skipHeavy: true })
+  assert.equal(degraded.degraded, true)
+  assert.equal(degraded.conversationsList.length, 0)
+  assert.ok((degraded.bytes ?? 0) >= 12_000)
+  const liveErr = formatLiveSseFromBuilder(() => {
+    throw new Error("SQLITE_BUSY")
+  })
+  assert.equal(liveErr.event, "error")
+  assert.equal((liveErr.data as { error: string }).error, "SQLITE_BUSY")
+  const liveOk = formatLiveSseFromBuilder(() => ({ ok: true }))
+  assert.equal(liveOk.event, "sample")
+  const exporters = listFlowExporters(5)
+  const clients = listFlowClients(5)
+  assert.ok(Array.isArray(exporters.exporters))
+  assert.ok(Array.isArray(clients.clients))
+  resetFlowRingsForTests()
+}
+
+{
+  sqliteDatabase.prepare(`DELETE FROM flow_daily_dims WHERE server_id = 7 AND day LIKE '2026-09-%'`).run()
+  sqliteDatabase.exec(`
+    INSERT INTO flow_daily_dims (server_id, day, dim, key, bytes, packets)
+    VALUES
+      (7, '2026-09-01', 'country', 'US', 1000, 10),
+      (7, '2026-09-02', 'country', 'US', 500, 5),
+      (7, '2026-09-01', 'service', 'steam', 800, 8),
+      (7, '2026-09-01', 'asn', '15169', 900, 9),
+      (7, '2026-09-01', 'asn', 'other', 100, 1)
+  `)
+  const monthly = getFlowMonthly("2026-09", 7)
+  assert.equal(monthly.bytes, 1500)
+  assert.equal(monthly.countries[0]?.id, "US")
+  assert.equal(monthly.countries[0]?.bytes, 1500)
+  assert.ok(monthly.asns.some((row) => row.id === "other"))
+  sqliteDatabase.prepare(`DELETE FROM flow_daily_dims WHERE server_id = 7 AND day LIKE '2026-09-%'`).run()
+}
+
+{
+  resetFlowRingsForTests()
+  resetIfaceCacheForTests()
+  resetRipeCacheForTests()
+  resetFlowCatalogForTests()
+  disableRipeEnqueueForTests()
+  rememberServerIfaces(7, [
+    { ".id": "*2", name: "gre-client" },
+    { ".id": "*3", name: "NSK-SERVHOST-RTK" },
+    { ".id": "*4", name: "gre-en-nsk" },
+  ])
+  const topo: FlowTopology = {
+    clientIfaces: new Map([[7, new Set(["gre-client"])]]),
+    clientByIface: new Map([["7|gre-client", {
+      userId: "u1",
+      login: "alice",
+      name: "Alice",
+      serverId: 7,
+      interfaceName: "gre-client",
+    }]]),
+    enNodes: [{ id: 9, name: "NSK-SERVHOST-RTK", hosts: ["198.51.100.1"] }],
+    enHosts: new Set(["198.51.100.1"]),
+    jhHosts: new Set(["203.0.113.10"]),
+    wanIfaces: new Map(),
+    plane: {
+      clientIfaceNames: new Set(["gre-client"]),
+      enHosts: new Set(["198.51.100.1"]),
+      jhHosts: new Set(["203.0.113.10"]),
+    },
+  }
+  seedFlowTopologyForTests(topo)
+  seedRipeCacheForTests({
+    prefix: "173.194.0.0/16",
+    asn: 15169,
+    country: "US",
+    lat: null,
+    lng: null,
+    holder: "GOOGLE",
+    ok: true,
+    fetchedAt: Date.now(),
+  })
+  ingestParsedFlowsForServerForTests(7, [
+    {
+      src: "10.100.1.17",
+      dst: "173.194.160.163",
+      proto: 6,
+      srcPort: 51234,
+      dstPort: 443,
+      bytes: 12_000,
+      packets: 10,
+      inIface: "2",
+      outIface: "3",
+      nextHop: "198.51.100.1",
+    },
+    {
+      src: "203.0.113.10",
+      dst: "198.51.100.1",
+      proto: 47,
+      srcPort: 0,
+      dstPort: 0,
+      bytes: 5_000_000,
+      packets: 4000,
+      inIface: "4",
+      outIface: "4",
+    },
+    {
+      src: "10.100.1.17",
+      dst: "10.100.1.18",
+      proto: 6,
+      srcPort: 50000,
+      dstPort: 443,
+      bytes: 8000,
+      packets: 8,
+      inIface: "2",
+      outIface: "2",
+    },
+  ])
+  try {
+    const def = buildFlowAnalytics({ minutes: 5, serverId: 7 })
+    assert.equal(def.bytes, 12_000)
+    assert.equal(def.bytesPayload, 12_000)
+    assert.equal(def.bytesOverlay, 5_000_000)
+    assert.equal(def.bytesMesh, 8000)
+    assert.equal(def.excludeOverlayApplied, true)
+    assert.equal(def.excludeMeshApplied, true)
+    assert.ok(!def.conversationsList.some((r) => r.proto === 47))
+    assert.equal(def.conversationsList[0]?.service, "Google")
+    assert.equal(def.conversationsList[0]?.category, "Веб")
+    assert.equal(def.conversationsList[0]?.clientName, "Alice")
+    assert.equal(def.conversationsList[0]?.enName, "NSK-SERVHOST-RTK")
+    assert.equal(def.conversationsList[0]?.plane, "payload")
+    const path = def.paths?.[0]
+    assert.ok(path)
+    assert.equal(path.clientName, "Alice")
+    assert.equal(path.enName, "NSK-SERVHOST-RTK")
+    assert.equal(path.dst, "173.194.160.163")
+    const withAll = buildFlowAnalytics({ minutes: 5, serverId: 7, excludeOverlay: false, excludeMesh: false })
+    assert.equal(withAll.bytes, 12_000 + 5_000_000 + 8000)
+    assert.ok(withAll.conversationsList.some((r) => r.plane === "overlay"))
+    assert.ok(withAll.conversationsList.some((r) => r.plane === "client_mesh"))
+  } finally {
+    seedFlowTopologyForTests(null)
+    resetFlowRingsForTests()
+    resetIfaceCacheForTests()
+    resetRipeCacheForTests()
+    resetFlowCatalogForTests()
+  }
+}
+
+{
+  resetFlowRingsForTests()
+  resetIfaceCacheForTests()
+  const sidRow = sqliteDatabase.prepare(`SELECT id FROM servers LIMIT 1`).get() as { id?: number } | undefined
+  if (sidRow?.id) {
+    const sid = sidRow.id
+    rememberServerIfaces(sid, [{ ".id": "*4", name: "gre-en-nsk" }])
+    ingestParsedFlowsForServerForTests(sid, [{
+      src: "10.100.1.17",
+      dst: "8.8.8.8",
+      proto: 6,
+      srcPort: 1,
+      dstPort: 443,
+      bytes: 100,
+      packets: 1,
+      inIface: "4",
+      outIface: "4",
+    }])
+    sqliteDatabase.prepare(`
+      INSERT INTO traffic_samples (server_id, interface_name, sampled_at, rx_bytes, tx_bytes, rx_bps, tx_bps)
+      VALUES (?, 'gre-en-nsk', datetime('now'), 9000000, 1000000, 40000000, 2000000)
+    `).run(sid)
+    try {
+      const wire = buildFlowAnalytics({ minutes: 5, serverId: sid })
+      assert.ok((wire.bpsWire ?? 0) >= 40_000_000)
+      assert.notEqual(wire.bpsWire, (wire.bytes * 8) / 300)
+    } finally {
+      sqliteDatabase.prepare(`DELETE FROM traffic_samples WHERE server_id = ? AND interface_name = 'gre-en-nsk'`).run(sid)
+    }
+  }
+  resetFlowRingsForTests()
+  resetIfaceCacheForTests()
+}
+
 console.log("traffic-flow-analytics.test.ts: ok")

backend/src/services/traffic-flow-analytics.ts

@@ -1,5 +1,5 @@
 import { eq } from "drizzle-orm"
-import { db } from "../db/index.js"
+import { db, sqliteDatabase } from "../db/index.js"
 import { appUsers, servers, userInterfaceBindings } from "../db/schema.js"
 import type {
   FlowAnalyticsDto,
@@ -8,21 +8,38 @@ import type {
   FlowEntityCard,
   FlowExportersDto,
   FlowMapEdge,
+  FlowMonthlyDto,
+  FlowPathRow,
   FlowTalkerDto,
 } from "@mmapp/contracts/traffic-flow"
 import { protoName } from "./traffic-flow-parse.js"
 import {
   getFlowListenerState,
+  getFlowRuntimeCounters,
+  getFlowWorkerHealth,
   getRingMbps,
-  listStoredFlowRows,
+  listFlowRowsForWindow,
   type PendingFlowRow,
 } from "./traffic-flow-ingest.js"
+import { MAX_PENDING, RING_OVERLAY } from "./traffic-flow-engine.js"
 import { resolveIfaceName } from "./traffic-flow-ifaces.js"
 import { getTrafficFlowSettingsRow, listHostPeers } from "./traffic-flow-settings.js"
 import { applicationName, flowRowMatchesFilter } from "./traffic-flow-apps.js"
 import { dedupFlowRowsMaxBytes, flowTupleKey } from "./traffic-flow-dedup.js"
 import { enqueueRipeMisses, lookupRipeCached } from "./traffic-flow-ripe.js"
 import { classifyFlowDst, refreshFlowCatalogInBackground } from "./traffic-flow-classify.js"
+import { isIsoCountry } from "./traffic-flow-brands.js"
+import { classifyFlowPlane, flowBps, shouldKeepPlane } from "./traffic-flow-planes.js"
+import {
+  enGreIfaceNames,
+  latestWireBps,
+  loadFlowTopology,
+  resolveClient,
+  resolveEn,
+} from "./traffic-flow-topology.js"
+
+export const LIVE_ANALYTICS_MINUTES = 5
+const LIVE_DEGRADED_PENDING = Math.floor(MAX_PENDING * 0.8)
 
 export interface FlowAnalyticsQuery {
   minutes: number
@@ -31,20 +48,29 @@ export interface FlowAnalyticsQuery {
   iface?: string
   /** Default true: один 5-tuple = max байт по ifaces. */
   dedup?: boolean
+  /** Default true: скрыть GRE/WG между клиентами JH. */
+  excludeMesh?: boolean
+  /** Default true: скрыть overlay GRE/ESP JH↔EN из payload KPI. */
+  excludeOverlay?: boolean
+  skipHeavy?: boolean
 }
 
 function bpsToMbps(bps: number): number {
   return bps / 1_000_000
 }
 
-function topN(map: Map<string, { bytes: number; packets: number }>, windowSec: number, n: number): FlowBreakdownRow[] {
+function topN(
+  map: Map<string, { bytes: number; packets: number; label?: string }>,
+  windowSec: number,
+  n: number,
+): FlowBreakdownRow[] {
   const total = [...map.values()].reduce((a, v) => a + v.bytes, 0) || 1
   return [...map.entries()]
     .sort((a, b) => b[1].bytes - a[1].bytes)
     .slice(0, n)
     .map(([id, v]) => ({
       id,
-      label: id,
+      label: v.label || id,
       bytes: v.bytes,
       packets: v.packets,
       bps: (v.bytes * 8) / windowSec,
@@ -52,10 +78,17 @@ function topN(map: Map<string, { bytes: number; packets: number }>, windowSec: n
     }))
 }
 
-function bump(map: Map<string, { bytes: number; packets: number }>, id: string, bytes: number, packets: number) {
-  const prev = map.get(id) ?? { bytes: 0, packets: 0 }
+function bump(
+  map: Map<string, { bytes: number; packets: number; label?: string }>,
+  id: string,
+  bytes: number,
+  packets: number,
+  label?: string,
+) {
+  const prev = map.get(id) ?? { bytes: 0, packets: 0, label }
   prev.bytes += bytes
   prev.packets += packets
+  if (label) prev.label = label
   map.set(id, prev)
 }
 
@@ -95,13 +128,13 @@ function snapshotStatus(serverId: number): FlowEntityCard["status"] {
   return "online"
 }
 
-function topLabel(map: Map<string, { bytes: number; packets: number }>, fallback = "—"): string {
+function topLabel(map: Map<string, { bytes: number; packets: number; label?: string }>, fallback = "—"): string {
   let best = fallback
   let bestBytes = 0
-  for (const [label, v] of map) {
+  for (const [id, v] of map) {
     if (v.bytes > bestBytes) {
       bestBytes = v.bytes
-      best = label
+      best = v.label || id
     }
   }
   return best
@@ -111,35 +144,59 @@ export function buildFlowAnalytics(q: FlowAnalyticsQuery): FlowAnalyticsDto {
   const settings = getTrafficFlowSettingsRow()
   const top = Math.min(50, Math.max(10, settings.topN))
   const windowSec = Math.max(60, q.minutes * 60)
-  const sinceIso = new Date(Date.now() - q.minutes * 60_000).toISOString()
-  const raw = listStoredFlowRows(sinceIso)
+  const raw = listFlowRowsForWindow(q.minutes)
   const allow = q.userId ? userIfaceAllow(q.userId) : null
   const serverRows = db.select().from(servers).all()
   const nameById = new Map(serverRows.map((s) => [s.id, s.name || s.host]))
   const countryById = new Map(serverRows.map((s) => [s.id, (s.country || "").toUpperCase() || "UN"]))
   const ifaceFilter = q.iface && q.iface !== "__all__" ? q.iface : ""
   const wantDedup = q.dedup !== false && !ifaceFilter
+  const excludeMesh = q.excludeMesh !== false
+  const excludeOverlay = q.excludeOverlay !== false
+  const topo = loadFlowTopology()
 
   refreshFlowCatalogInBackground()
 
-  const applications = new Map<string, { bytes: number; packets: number }>()
-  const protocols = new Map<string, { bytes: number; packets: number }>()
-  const sources = new Map<string, { bytes: number; packets: number }>()
-  const destinations = new Map<string, { bytes: number; packets: number }>()
+  const applications = new Map<string, { bytes: number; packets: number; label?: string }>()
+  const protocols = new Map<string, { bytes: number; packets: number; label?: string }>()
+  const sources = new Map<string, { bytes: number; packets: number; label?: string }>()
+  const destinations = new Map<string, { bytes: number; packets: number; label?: string }>()
   const ifacesMap = new Map<string, { bytes: number; packets: number; index: string }>()
-  const asns = new Map<string, { bytes: number; packets: number }>()
-  const countries = new Map<string, { bytes: number; packets: number }>()
-  const categories = new Map<string, { bytes: number; packets: number }>()
-  const services = new Map<string, { bytes: number; packets: number }>()
-  const conv = new Map<string, FlowTalkerDto & { rawBytes: number }>()
+  const asns = new Map<string, { bytes: number; packets: number; label?: string }>()
+  const countries = new Map<string, { bytes: number; packets: number; label?: string }>()
+  const categories = new Map<string, { bytes: number; packets: number; label?: string }>()
+  const services = new Map<string, { bytes: number; packets: number; label?: string }>()
+  const conv = new Map<string, FlowTalkerDto & { rawBytes: number; flowStartMs: number; flowEndMs: number }>()
   const edgeAcc = new Map<string, FlowMapEdge & { catBytes: Map<string, number> }>()
+  const pathAcc = new Map<string, FlowPathRow>()
   const srcs = new Set<string>()
   const dsts = new Set<string>()
   const matched: PendingFlowRow[] = []
+  const skipHeavy = Boolean(q.skipHeavy)
+  let bytesPayload = 0
+  let bytesOverlay = 0
+  let bytesMesh = 0
+  const ifacesForWire = new Set<string>()
 
   for (const r of raw) {
     const resolved = resolveIfaceName(r.serverId, r.inIface)
+    const outResolved = resolveIfaceName(r.serverId, r.outIface)
     if (!flowRowMatchesFilter(r, resolved.name, q, allow)) continue
+    ifacesForWire.add(resolved.name)
+    if (outResolved.name && outResolved.name !== "—") ifacesForWire.add(outResolved.name)
+    const plane = classifyFlowPlane({
+      src: r.src,
+      dst: r.dst,
+      proto: r.proto,
+      srcPort: r.srcPort,
+      dstPort: r.dstPort,
+      inIface: resolved.name,
+      outIface: outResolved.name,
+    }, topo.plane)
+    if (plane === "payload") bytesPayload += r.bytes
+    else if (plane === "overlay") bytesOverlay += r.bytes
+    else if (plane === "client_mesh") bytesMesh += r.bytes
+    if (!shouldKeepPlane(plane, { excludeMesh, excludeOverlay })) continue
     matched.push(r)
 
     const ifaceKey = resolved.name
@@ -170,77 +227,138 @@ export function buildFlowAnalytics(q: FlowAnalyticsQuery): FlowAnalyticsDto {
     bump(categories, classified.category, r.bytes, r.packets)
     bump(services, classified.service, r.bytes, r.packets)
     if (ripe?.ok && ripe.asn) {
+      const asnId = String(ripe.asn)
       const asnLabel = ripe.holder ? `AS${ripe.asn} ${ripe.holder}` : `AS${ripe.asn}`
-      bump(asns, asnLabel, r.bytes, r.packets)
+      bump(asns, asnId, r.bytes, r.packets, asnLabel)
     }
-    if (ripe?.ok && ripe.country && ripe.country !== "—") {
-      bump(countries, ripe.country, r.bytes, r.packets)
+    const dstCountry = ripe?.ok && isIsoCountry(ripe.country) ? ripe.country : ""
+    if (dstCountry) {
+      bump(countries, dstCountry, r.bytes, r.packets)
     }
 
-    const ckey = wantDedup
-      ? flowTupleKey(r)
-      : `${flowTupleKey(r)}|${r.inIface}`
-    const prev = conv.get(ckey)
-    if (prev) {
-      prev.rawBytes += r.bytes
-      prev.bytes += r.bytes
-      prev.packets += r.packets
-    } else {
-      conv.set(ckey, {
-        serverId: String(r.serverId),
-        serverName: nameById.get(r.serverId) ?? String(r.serverId),
+    if (!skipHeavy) {
+      const outResolved = resolveIfaceName(r.serverId, r.outIface)
+      const plane = classifyFlowPlane({
         src: r.src,
         dst: r.dst,
         proto: r.proto,
-        protoName: protoName(r.proto),
         srcPort: r.srcPort,
         dstPort: r.dstPort,
-        bytes: r.bytes,
-        packets: r.packets,
-        bps: 0,
         inIface: resolved.name,
-        inIfaceIndex: resolved.index,
-        application: app,
-        category: classified.category,
-        service: classified.service,
-        dstCountry: ripe?.country && ripe.country !== "—" ? ripe.country : undefined,
-        dstAsn: ripe?.asn || undefined,
-        rawBytes: r.bytes,
-      })
-    }
-
-    const toCountry = ripe?.ok && ripe.country && ripe.country !== "—" ? ripe.country : ""
-    if (toCountry) {
-      const fromCountry = countryById.get(r.serverId) || "UN"
-      const ekey = `${r.serverId}|${toCountry}`
-      let edge = edgeAcc.get(ekey)
-      if (!edge) {
-        edge = {
-          fromId: String(r.serverId),
-          fromLabel: nameById.get(r.serverId) ?? String(r.serverId),
-          fromCountry,
-          toCountry,
-          toAsn: ripe?.asn ?? 0,
-          category: classified.category,
-          bytes: 0,
+        outIface: outResolved.name,
+      }, topo.plane)
+      const client = resolveClient(topo, r.serverId, resolved.name)
+      const en = resolveEn(topo, r.nextHop, outResolved.name)
+      const ckey = wantDedup
+        ? flowTupleKey(r)
+        : `${flowTupleKey(r)}|${r.inIface}`
+      const prev = conv.get(ckey)
+      if (prev) {
+        prev.rawBytes += r.bytes
+        prev.bytes += r.bytes
+        prev.packets += r.packets
+        if (r.flowStartMs && (!prev.flowStartMs || r.flowStartMs < prev.flowStartMs)) prev.flowStartMs = r.flowStartMs
+        if (r.flowEndMs > prev.flowEndMs) prev.flowEndMs = r.flowEndMs
+      } else {
+        conv.set(ckey, {
+          serverId: String(r.serverId),
+          serverName: nameById.get(r.serverId) ?? String(r.serverId),
+          src: r.src,
+          dst: r.dst,
+          proto: r.proto,
+          protoName: protoName(r.proto),
+          srcPort: r.srcPort,
+          dstPort: r.dstPort,
+          bytes: r.bytes,
+          packets: r.packets,
           bps: 0,
-          catBytes: new Map(),
+          inIface: resolved.name,
+          inIfaceIndex: resolved.index,
+          outIface: outResolved.name !== "—" ? outResolved.name : undefined,
+          nextHop: r.nextHop || undefined,
+          application: app,
+          category: classified.category,
+          service: classified.service,
+          dstCountry: dstCountry || undefined,
+          dstAsn: ripe?.asn || undefined,
+          clientId: client?.userId,
+          clientName: client?.name,
+          enId: en ? String(en.id) : undefined,
+          enName: en?.name,
+          plane,
+          rawBytes: r.bytes,
+          flowStartMs: r.flowStartMs ?? 0,
+          flowEndMs: r.flowEndMs ?? 0,
+        })
+      }
+
+      const pathKey = `${client?.userId || "unknown"}|${r.serverId}|${en?.id || ""}|${r.dst}|${resolved.name}`
+      const pathPrev = pathAcc.get(pathKey)
+      if (pathPrev) {
+        pathPrev.bytes += r.bytes
+        pathPrev.packets += r.packets
+      } else {
+        pathAcc.set(pathKey, {
+          id: pathKey,
+          clientId: client?.userId || "unknown",
+          clientName: client?.name || "Неизвестный клиент",
+          ifaces: client ? [...(topo.clientIfaces.get(r.serverId) ?? [resolved.name])].join(", ") : resolved.name,
+          serverId: String(r.serverId),
+          serverName: nameById.get(r.serverId) ?? String(r.serverId),
+          inIface: resolved.name,
+          outIface: outResolved.name !== "—" ? outResolved.name : "",
+          enId: en ? String(en.id) : "",
+          enName: en?.name || "",
+          dst: r.dst,
+          service: classified.service,
+          category: classified.category,
+          plane,
+          bytes: r.bytes,
+          packets: r.packets,
+          bps: 0,
+        })
+      }
+
+      const toCountry = dstCountry
+      if (toCountry) {
+        const fromCountry = countryById.get(r.serverId) || "UN"
+        const ekey = `${r.serverId}|${toCountry}`
+        let edge = edgeAcc.get(ekey)
+        if (!edge) {
+          edge = {
+            fromId: String(r.serverId),
+            fromLabel: nameById.get(r.serverId) ?? String(r.serverId),
+            fromCountry,
+            toCountry,
+            toAsn: ripe?.asn ?? 0,
+            category: classified.category,
+            bytes: 0,
+            bps: 0,
+            catBytes: new Map(),
+          }
+          edgeAcc.set(ekey, edge)
         }
-        edgeAcc.set(ekey, edge)
+        edge.bytes += r.bytes
+        if (ripe?.asn) edge.toAsn = ripe.asn
+        edge.catBytes.set(classified.category, (edge.catBytes.get(classified.category) ?? 0) + r.bytes)
       }
-      edge.bytes += r.bytes
-      if (ripe?.asn) edge.toAsn = ripe.asn
-      edge.catBytes.set(classified.category, (edge.catBytes.get(classified.category) ?? 0) + r.bytes)
     }
   }
 
   enqueueRipeMisses(dsts)
 
   const conversationsList = [...conv.values()]
-    .map((t) => ({ ...t, bps: (t.rawBytes * 8) / windowSec }))
+    .map((t) => {
+      const { rawBytes, flowStartMs, flowEndMs, ...rest } = t
+      return { ...rest, bps: flowBps(rawBytes, flowStartMs, flowEndMs, windowSec) }
+    })
+    .sort((a, b) => b.bytes - a.bytes)
+    .slice(0, top)
+
+  const paths: FlowPathRow[] = [...pathAcc.values()]
+    .map((p) => ({ ...p, bps: (p.bytes * 8) / windowSec }))
     .sort((a, b) => b.bytes - a.bytes)
     .slice(0, top)
-    .map(({ rawBytes: _raw, ...rest }) => rest)
 
   const topProto = topLabel(protocols)
   const topCategory = topLabel(categories)
@@ -288,6 +406,12 @@ export function buildFlowAnalytics(q: FlowAnalyticsQuery): FlowAnalyticsDto {
     .sort((a, b) => b.bytes - a.bytes)
     .slice(0, top)
 
+  const overlayRing = ringServer
+    ? getRingMbps(ringServer, RING_OVERLAY)
+    : { rxNow: 0, txNow: 0 }
+  const greNames = ringServer ? enGreIfaceNames(topo, ringServer, [...ifacesForWire]) : []
+  const wire = ringServer ? latestWireBps(ringServer, greNames) : { bps: 0, bytes: 0 }
+
   return {
     bpsNow: (ring.rxNow + ring.txNow) * 1_000_000 || (totalBytes * 8) / windowSec,
     bytes: totalBytes,
@@ -318,53 +442,68 @@ export function buildFlowAnalytics(q: FlowAnalyticsQuery): FlowAnalyticsDto {
     services: topN(services, windowSec, top),
     mapEdges,
     conversationsList,
+    paths,
     ifaces: ifaceRows,
     live: listener.bound,
     dedupApplied: wantDedup,
+    degraded: skipHeavy,
+    bytesPayload,
+    bytesOverlay,
+    bytesMesh,
+    bytesWire: wire.bytes,
+    bpsOverlay: (overlayRing.rxNow + overlayRing.txNow) * 1_000_000 || (bytesOverlay * 8) / windowSec,
+    bpsWire: wire.bps,
+    excludeMeshApplied: excludeMesh,
+    excludeOverlayApplied: excludeOverlay,
   }
 }
 
-function cardFromServer(
-  s: typeof servers.$inferSelect,
-  minutes: number,
-): FlowEntityCard {
-  const analytics = buildFlowAnalytics({ minutes, serverId: s.id })
-  const ring = getRingMbps(s.id, "__all__")
-  return {
-    id: String(s.id),
-    name: s.name || s.host,
-    subtitle: s.host,
-    site: s.site || "—",
-    country: s.country || "UN",
-    status: snapshotStatus(s.id),
-    rxNow: ring.rxNow || bpsToMbps(analytics.bpsNow),
-    txNow: ring.txNow,
-    sessions: analytics.conversations,
-    rxSeries: ring.rx.some((v) => v > 0) ? ring.rx : analytics.rxSeries,
-    txSeries: ring.tx,
-    bytes: analytics.bytes,
+function summarizeByServer(rows: PendingFlowRow[]) {
+  const bytes = new Map<number, number>()
+  const sessions = new Map<number, number>()
+  for (const r of rows) {
+    bytes.set(r.serverId, (bytes.get(r.serverId) ?? 0) + r.bytes)
+    sessions.set(r.serverId, (sessions.get(r.serverId) ?? 0) + 1)
   }
+  return { bytes, sessions }
 }
 
 export function listFlowExporters(minutes: number): FlowExportersDto {
-  const settings = getTrafficFlowSettingsRow()
-  const sinceIso = new Date(Date.now() - minutes * 60_000).toISOString()
-  const rows = listStoredFlowRows(sinceIso)
-  const ids = new Set<number>()
-  for (const r of rows) ids.add(r.serverId)
+  const runtime = getFlowRuntimeCounters()
+  const rows = listFlowRowsForWindow(minutes)
+  const { bytes, sessions } = summarizeByServer(rows)
+  const ids = new Set<number>([...bytes.keys()])
   for (const p of listHostPeers()) ids.add(p.serverId)
   const serverRows = db.select().from(servers).all()
+  const emptySeries = Array(60).fill(0) as number[]
   const exporters = serverRows
     .filter((s) => ids.has(s.id))
-    .map((s) => cardFromServer(s, minutes))
+    .map((s) => {
+      const ring = getRingMbps(s.id, "__all__")
+      const total = bytes.get(s.id) ?? 0
+      return {
+        id: String(s.id),
+        name: s.name || s.host,
+        subtitle: s.host,
+        site: s.site || "—",
+        country: s.country || "UN",
+        status: snapshotStatus(s.id),
+        rxNow: ring.rxNow || (total * 8) / Math.max(60, minutes * 60) / 1_000_000,
+        txNow: ring.txNow,
+        sessions: sessions.get(s.id) ?? 0,
+        rxSeries: ring.rx.some((v) => v > 0) ? ring.rx : emptySeries,
+        txSeries: ring.tx,
+        bytes: total,
+      } satisfies FlowEntityCard
+    })
     .sort((a, b) => b.rxNow - a.rxNow)
   const listener = getFlowListenerState()
   return {
     exporters,
-    lastExporterIp: settings.lastExporterIp ?? null,
-    lastError: settings.lastError || null,
-    packetsReceived: settings.packetsReceived,
-    lastDatagramAt: settings.lastDatagramAt ?? null,
+    lastExporterIp: runtime.lastExporterIp,
+    lastError: runtime.lastError,
+    packetsReceived: runtime.packetsReceived,
+    lastDatagramAt: runtime.lastDatagramAt,
     listenerBound: listener.bound,
     listenerAddress: listener.address,
   }
@@ -379,13 +518,31 @@ export function listFlowClients(minutes: number): FlowClientsDto {
     list.push(b)
     byUser.set(b.userId, list)
   }
+  const rows = listFlowRowsForWindow(minutes)
+  const emptySeries = Array(60).fill(0) as number[]
+  const windowSec = Math.max(60, minutes * 60)
   const clients: FlowEntityCard[] = []
   for (const u of users) {
     const userBinds = byUser.get(u.id) ?? []
     if (userBinds.length === 0) continue
-    const analytics = buildFlowAnalytics({ minutes, userId: u.id })
+    const allow = new Map<number, Set<string>>()
+    for (const b of userBinds) {
+      const set = allow.get(b.serverId) ?? new Set<string>()
+      set.add(b.interfaceName)
+      allow.set(b.serverId, set)
+    }
+    let total = 0
+    let sessions = 0
+    for (const r of rows) {
+      const resolved = resolveIfaceName(r.serverId, r.inIface)
+      const names = allow.get(r.serverId)
+      if (!names) continue
+      if (!names.has(resolved.name) && !names.has(r.inIface)) continue
+      total += r.bytes
+      sessions += 1
+    }
     const firstServer = userBinds[0]?.serverId
-    const ring = firstServer ? getRingMbps(firstServer, "__all__") : { rx: Array(60).fill(0) as number[], tx: Array(60).fill(0) as number[], rxNow: 0, txNow: 0 }
+    const ring = firstServer ? getRingMbps(firstServer, "__all__") : { rx: emptySeries, tx: emptySeries, rxNow: 0, txNow: 0 }
     clients.push({
       id: u.id,
       name: u.login,
@@ -393,14 +550,110 @@ export function listFlowClients(minutes: number): FlowClientsDto {
       site: `${userBinds.length} ifaces`,
       country: "UN",
       status: u.active ? "online" : "offline",
-      rxNow: bpsToMbps(analytics.bpsNow) || ring.rxNow,
+      rxNow: (total * 8) / windowSec / 1_000_000 || ring.rxNow,
       txNow: ring.txNow,
-      sessions: analytics.conversations,
-      rxSeries: analytics.rxSeries,
-      txSeries: analytics.txSeries,
-      bytes: analytics.bytes,
+      sessions,
+      rxSeries: ring.rx.some((v) => v > 0) ? ring.rx : emptySeries,
+      txSeries: ring.tx,
+      bytes: total,
     })
   }
   clients.sort((a, b) => b.rxNow - a.rxNow)
   return { clients }
 }
+
+export function formatLiveSseFromBuilder(build: () => unknown): { event: "sample" | "error"; data: unknown } {
+  try {
+    return { event: "sample", data: build() }
+  } catch (err) {
+    const message = err instanceof Error ? err.message : String(err)
+    return { event: "error", data: { error: message } }
+  }
+}
+
+export function isFlowAnalyticsDegraded(): boolean {
+  const health = getFlowWorkerHealth()
+  return health.pendingSize >= LIVE_DEGRADED_PENDING
+}
+
+export function safeBuildLiveFlowSample(q: Omit<FlowAnalyticsQuery, "minutes" | "skipHeavy">): {
+  event: "sample" | "error"
+  data: unknown
+} {
+  return formatLiveSseFromBuilder(() => {
+    const skipHeavy = isFlowAnalyticsDegraded()
+    return buildFlowAnalytics({ ...q, minutes: LIVE_ANALYTICS_MINUTES, skipHeavy })
+  })
+}
+
+function monthBounds(month: string): { start: string; end: string } | null {
+  if (!/^\d{4}-\d{2}$/.test(month)) return null
+  const [yearRaw, monthRaw] = month.split("-")
+  const year = Number(yearRaw)
+  const monthIdx = Number(monthRaw)
+  if (!Number.isFinite(year) || monthIdx < 1 || monthIdx > 12) return null
+  const start = `${month}-01`
+  const endDate = new Date(Date.UTC(year, monthIdx, 1))
+  const end = endDate.toISOString().slice(0, 10)
+  return { start, end }
+}
+
+function toBreakdown(
+  rows: Array<{ key: string; bytes: number; packets: number }>,
+  totalBytes: number,
+  windowSec: number,
+): FlowBreakdownRow[] {
+  const denom = totalBytes || 1
+  return rows
+    .sort((a, b) => b.bytes - a.bytes)
+    .map((r) => ({
+      id: r.key,
+      label: r.key,
+      bytes: r.bytes,
+      packets: r.packets,
+      bps: (r.bytes * 8) / windowSec,
+      percent: (r.bytes / denom) * 100,
+    }))
+}
+
+export function getFlowMonthly(month: string, serverId?: number): FlowMonthlyDto {
+  const bounds = monthBounds(month)
+  if (!bounds) {
+    return { month, bytes: 0, countries: [], services: [], asns: [] }
+  }
+  const params: Array<string | number> = [bounds.start, bounds.end]
+  let where = "day >= ? AND day < ? AND dim IN ('country', 'service', 'asn')"
+  if (serverId != null) {
+    where += " AND server_id = ?"
+    params.push(serverId)
+  }
+  const rows = sqliteDatabase.prepare(`
+    SELECT dim AS dim, key AS key, SUM(bytes) AS bytes, SUM(packets) AS packets
+    FROM flow_daily_dims
+    WHERE ${where}
+    GROUP BY dim, key
+  `).all(...params) as Array<{ dim: string; key: string; bytes: number; packets: number }>
+
+  const countries: Array<{ key: string; bytes: number; packets: number }> = []
+  const services: Array<{ key: string; bytes: number; packets: number }> = []
+  const asns: Array<{ key: string; bytes: number; packets: number }> = []
+  let bytes = 0
+  for (const row of rows) {
+    const rec = { key: row.key, bytes: Number(row.bytes) || 0, packets: Number(row.packets) || 0 }
+    if (row.dim === "country") {
+      countries.push(rec)
+      bytes += rec.bytes
+    } else if (row.dim === "service") services.push(rec)
+    else if (row.dim === "asn") asns.push(rec)
+  }
+  const daysInMonth = Math.max(1, Math.round((Date.parse(`${bounds.end}T00:00:00Z`) - Date.parse(`${bounds.start}T00:00:00Z`)) / 86_400_000))
+  const windowSec = daysInMonth * 86_400
+  const countryTotal = countries.reduce((a, r) => a + r.bytes, 0) || bytes || 1
+  return {
+    month,
+    bytes,
+    countries: toBreakdown(countries, countryTotal, windowSec),
+    services: toBreakdown(services, services.reduce((a, r) => a + r.bytes, 0) || 1, windowSec),
+    asns: toBreakdown(asns, asns.reduce((a, r) => a + r.bytes, 0) || 1, windowSec),
+  }
+}

backend/src/services/traffic-flow-apps.ts

@@ -32,7 +32,12 @@ const WELL_KNOWN: Record<string, string> = {
   "17:500": "IKE",
   "17:4500": "NAT-T",
   "17:1194": "OpenVPN",
+  "17:443": "QUIC",
+  "17:853": "DNS",
+  "6:853": "DNS",
   "17:51820": "WireGuard",
+  "17:13232": "WireGuard",
+  "17:51821": "WireGuard",
   "17:4789": "VXLAN",
   "17:4739": "IPFIX",
   "17:2055": "NetFlow",
@@ -51,6 +56,7 @@ export function applicationName(proto: number, dstPort: number, srcPort = 0): st
   if (proto === 47) return "GRE"
   if (proto === 50) return "ESP"
   if (proto === 89) return "OSPF"
+  if (proto === 17 && (dstPort === 443 || srcPort === 443)) return "QUIC"
   const dstKey = `${proto}:${dstPort}`
   const srcKey = `${proto}:${srcPort}`
   return WELL_KNOWN[dstKey] ?? WELL_KNOWN[srcKey] ?? `${protoName(proto)}/${dstPort || srcPort || "—"}`

backend/src/services/traffic-flow-brands.test.ts

@@ -0,0 +1,29 @@
+import assert from "node:assert/strict"
+import {
+  brandByAsn,
+  countryFromHolder,
+  lookupBrand,
+  OTHER_SERVICE,
+  resolveRipeCountry,
+} from "./traffic-flow-brands.js"
+
+assert.equal(resolveRipeCountry("?", 13335, "CLOUDFLARENET, US"), "US")
+assert.equal(resolveRipeCountry("EU", 13335, ""), "US")
+assert.equal(resolveRipeCountry("?", 0, "CLOUDFLARENET, US"), "US")
+assert.equal(countryFromHolder("CLOUDFLARENET, US"), "US")
+assert.equal(resolveRipeCountry("NL", 0, ""), "NL")
+assert.equal(resolveRipeCountry("?", 0, ""), "")
+
+assert.equal(brandByAsn(13335)?.service, "Cloudflare")
+assert.equal(brandByAsn(13335)?.category, "CDN")
+assert.equal(brandByAsn(15169)?.service, "Google")
+assert.equal(brandByAsn(15169)?.category, "Веб")
+assert.equal(lookupBrand("208.65.153.1", 0)?.service, "YouTube")
+assert.equal(brandByAsn(32590)?.service, "Steam")
+assert.equal(brandByAsn(32590)?.category, "Игры")
+assert.equal(brandByAsn(401115)?.service, "ChatGPT")
+assert.equal(lookupBrand("1.1.1.1", 13335)?.service, "Cloudflare")
+assert.equal(lookupBrand("203.0.113.9", 64500), null)
+assert.equal(OTHER_SERVICE, "Прочее")
+
+console.log("traffic-flow-brands.test.ts: ok")

backend/src/services/traffic-flow-brands.ts

@@ -0,0 +1,107 @@
+import { ipInCidrV4, parseCidrV4 } from "./traffic-flow-ip.js"
+
+export const OTHER_SERVICE = "Прочее"
+
+export interface BrandHit {
+  service: string
+  category: string
+}
+
+const ASN_BRANDS = new Map<number, BrandHit>([
+  [13335, { service: "Cloudflare", category: "CDN" }],
+  [209242, { service: "Cloudflare", category: "CDN" }],
+  [54113, { service: "Fastly", category: "CDN" }],
+  [20940, { service: "Akamai", category: "CDN" }],
+  [16509, { service: "Amazon", category: "CDN" }],
+  [14618, { service: "Amazon", category: "CDN" }],
+  [8075, { service: "Microsoft", category: "CDN" }],
+  [13238, { service: "Yandex", category: "CDN" }],
+  [32590, { service: "Steam", category: "Игры" }],
+  [2906, { service: "Netflix", category: "Видео / стриминг" }],
+  [40027, { service: "Netflix", category: "Видео / стриминг" }],
+  [15169, { service: "Google", category: "Веб" }],
+  [36040, { service: "YouTube", category: "Видео / стриминг" }],
+  [46489, { service: "Twitch", category: "Видео / стриминг" }],
+  [401115, { service: "ChatGPT", category: "ИИ" }],
+  [49544, { service: "Discord", category: "Голос" }],
+  [62041, { service: "Telegram", category: "Голос" }],
+  [59930, { service: "Telegram", category: "Голос" }],
+  [211157, { service: "Telegram", category: "Голос" }],
+  [32934, { service: "Meta", category: "CDN" }],
+  [396986, { service: "TikTok", category: "Видео / стриминг" }],
+])
+
+const ASN_HQ_COUNTRY = new Map<number, string>([
+  [13335, "US"],
+  [209242, "US"],
+  [54113, "US"],
+  [20940, "US"],
+  [16509, "US"],
+  [14618, "US"],
+  [8075, "US"],
+  [15169, "US"],
+  [32590, "US"],
+  [2906, "US"],
+  [40027, "US"],
+  [36040, "US"],
+  [46489, "US"],
+  [401115, "US"],
+  [49544, "US"],
+  [32934, "US"],
+  [13238, "RU"],
+  [62041, "NL"],
+  [59930, "NL"],
+  [211157, "NL"],
+])
+
+const CIDR_BRANDS: Array<{ cidr: string; prefixLen: number; hit: BrandHit }> = [
+  { cidr: "104.16.0.0/13", prefixLen: 13, hit: { service: "Cloudflare", category: "CDN" } },
+  { cidr: "104.24.0.0/14", prefixLen: 14, hit: { service: "Cloudflare", category: "CDN" } },
+  { cidr: "172.64.0.0/13", prefixLen: 13, hit: { service: "Cloudflare", category: "CDN" } },
+  { cidr: "162.158.0.0/15", prefixLen: 15, hit: { service: "Cloudflare", category: "CDN" } },
+  { cidr: "208.65.152.0/22", prefixLen: 22, hit: { service: "YouTube", category: "Видео / стриминг" } },
+  { cidr: "208.117.224.0/19", prefixLen: 19, hit: { service: "YouTube", category: "Видео / стриминг" } },
+].sort((a, b) => b.prefixLen - a.prefixLen)
+
+const NON_ISO = new Set(["EU", "AP", "ZZ", "XX", "A1", "A2", "O1"])
+
+export function isIsoCountry(code: string): boolean {
+  const c = String(code ?? "").trim().toUpperCase()
+  return /^[A-Z]{2}$/.test(c) && !NON_ISO.has(c)
+}
+
+export function normalizeIsoCountry(code: string): string {
+  const c = String(code ?? "").trim().toUpperCase()
+  return isIsoCountry(c) ? c : ""
+}
+
+/** `CLOUDFLARENET, US` → `US`. */
+export function countryFromHolder(holder: string): string {
+  const m = String(holder ?? "").trim().match(/,\s*([A-Za-z]{2})\s*$/)
+  return m?.[1] ? normalizeIsoCountry(m[1]) : ""
+}
+
+export function countryForAsn(asn: number): string {
+  if (!asn) return ""
+  return ASN_HQ_COUNTRY.get(asn) ?? ""
+}
+
+export function resolveRipeCountry(country: string, asn: number, holder: string): string {
+  return normalizeIsoCountry(country) || countryFromHolder(holder) || countryForAsn(asn)
+}
+
+export function brandByAsn(asn: number): BrandHit | null {
+  if (!asn) return null
+  return ASN_BRANDS.get(asn) ?? null
+}
+
+export function brandByCidr(ip: string): BrandHit | null {
+  for (const row of CIDR_BRANDS) {
+    if (parseCidrV4(row.cidr) && ipInCidrV4(ip, row.cidr)) return row.hit
+  }
+  return null
+}
+
+export function lookupBrand(ip: string, asn: number): BrandHit | null {
+  return brandByCidr(ip) || brandByAsn(asn)
+}

backend/src/services/traffic-flow-classify.test.ts

@@ -1,4 +1,5 @@
 import assert from "node:assert/strict"
+import { applicationName } from "./traffic-flow-apps.js"
 import { classifyFlowDst, disableCatalogFetchForTests, resetFlowCatalogForTests, seedFlowCatalogForTests } from "./traffic-flow-classify.js"
 
 disableCatalogFetchForTests()
@@ -16,5 +17,44 @@ assert.equal(miss.category, "DNS")
 
 const cdn = classifyFlowDst("203.0.113.9", 6, 443, 1, { prefix: "203.0.113.0/24", asn: 13335, country: "US", lat: null, lng: null, holder: "CLOUDFLARENET", ok: true, fetchedAt: Date.now() })
 assert.equal(cdn.category, "CDN")
+assert.equal(cdn.service, "Cloudflare")
+
+const amazonHolder = classifyFlowDst("203.0.113.50", 6, 443, 1, { prefix: "203.0.113.0/24", asn: 64500, country: "RU", lat: null, lng: null, holder: "AMAZON-AES - Amazon.com, Inc.", ok: true, fetchedAt: Date.now() })
+assert.equal(amazonHolder.service, "Прочее")
+assert.notEqual(amazonHolder.service, "AMAZON-AES - Amazon.com, Inc.")
+
+const google = classifyFlowDst("173.194.160.163", 6, 443, 1, {
+  prefix: "173.194.0.0/16",
+  asn: 15169,
+  country: "US",
+  lat: null,
+  lng: null,
+  holder: "GOOGLE",
+  ok: true,
+  fetchedAt: Date.now(),
+})
+assert.equal(google.service, "Google")
+assert.equal(google.category, "Веб")
+
+const youtube = classifyFlowDst("173.194.160.163", 6, 443, 1, {
+  prefix: "173.194.0.0/16",
+  asn: 15169,
+  country: "US",
+  lat: null,
+  lng: null,
+  holder: "YouTube LLC",
+  ok: true,
+  fetchedAt: Date.now(),
+})
+assert.equal(youtube.service, "YouTube")
+assert.equal(youtube.category, "Видео / стриминг")
+
+const gre = classifyFlowDst("198.51.100.1", 47, 0, 0, null)
+assert.equal(gre.service, "GRE")
+assert.equal(gre.category, "Туннель")
+const esp = classifyFlowDst("198.51.100.1", 50, 0, 0, null)
+assert.equal(esp.category, "Туннель")
+assert.equal(applicationName(17, 443, 50000), "QUIC")
+assert.equal(applicationName(17, 853, 50000), "DNS")
 
 console.log("traffic-flow-classify.test.ts: ok")

backend/src/services/traffic-flow-classify.ts

@@ -1,3 +1,4 @@
+import { lookupBrand, OTHER_SERVICE } from "./traffic-flow-brands.js"
 import { db } from "../db/index.js"
 import { evobgpSettings } from "../db/schema.js"
 import { ipInCidrV4, parseCidrV4 } from "./traffic-flow-ip.js"
@@ -50,9 +51,12 @@ export function categoryFromPurpose(purpose: string, proto: number, dstPort: num
   if (/streaming|youtube|netflix|twitch|video/.test(p)) return "Видео / стриминг"
   if (/cdn|cloudflare|akamai|fastly/.test(p)) return "CDN"
   if (/voip|discord|zoom/.test(p)) return "Голос"
+  if (/openai|chatgpt|\bai\b/.test(p)) return "ИИ"
+  if (/веб|web|google/.test(p)) return "Веб"
   const app = applicationName(proto, dstPort, srcPort)
   if (app === "DNS" || app === "SSH" || app === "BGP") return app
-  return "Проче"
+  if (app === "GRE" || app === "ESP" || app === "WireGuard") return "Туннель"
+  return OTHER_SERVICE
 }
 
 function matchCidr(ip: string): CatalogCidr | null {
@@ -69,14 +73,22 @@ export function classifyFlowDst(
   srcPort: number,
   ripe: FlowIpMeta | null,
 ): FlowClassification {
+  if (proto === 47) return { service: "GRE", category: "Туннель" }
+  if (proto === 50) return { service: "ESP", category: "Туннель" }
+  const app = applicationName(proto, dstPort, srcPort)
+  if (app === "WireGuard") return { service: "WireGuard", category: "Туннель" }
   const hit = matchCidr(dst)
+  const holder = ripe?.holder ?? ""
+  const youtubeHolder = /youtube/i.test(holder)
+  const brand = youtubeHolder
+    ? { service: "YouTube", category: "Видео / стриминг" }
+    : lookupBrand(dst, ripe?.asn ?? 0)
   const asnName = ripe?.asn ? asnPurpose.get(ripe.asn) : undefined
-  const purpose = hit?.purpose || asnName || ripe?.holder || ""
-  const service = (hit?.purpose || asnName || ripe?.holder || "Проче").trim() || "Проче"
-  return {
-    service,
-    category: categoryFromPurpose(purpose, proto, dstPort, srcPort),
-  }
+  const service = (hit?.purpose || brand?.service || asnName || OTHER_SERVICE).trim() || OTHER_SERVICE
+  const category = hit
+    ? categoryFromPurpose(hit.purpose, proto, dstPort, srcPort)
+    : (brand?.category || categoryFromPurpose(asnName || "", proto, dstPort, srcPort))
+  return { service, category }
 }
 
 async function fetchCatalog(): Promise<void> {

backend/src/services/traffic-flow-collector-ipc.ts

@@ -0,0 +1,41 @@
+import type { OverlayPeerRef } from "./traffic-flow-map-exporter.js"
+
+export interface ExporterMapPayload {
+  overlayPrefix: string
+  byTunnelIp: Array<[string, number]>
+  peers: OverlayPeerRef[]
+  hostIps: Array<[string, number]>
+}
+
+export interface CollectorStartPayload {
+  dbPath: string
+  listenHost: string
+  listenPort: number
+  topN: number
+  retentionHours: number
+  exporterMap: ExporterMapPayload
+}
+
+export interface CollectorHeartbeat {
+  bound: boolean
+  address: string | null
+  packetsReceived: number
+  lastExporterIp: string | null
+  lastError: string
+  lastDatagramAt: string | null
+  pendingSize: number
+  dropped: number
+  rowsStored: number
+  workerAlive: boolean
+  rings: Array<{ key: string; inBps: number[]; outBps: number[] }>
+}
+
+export type MainToWorker =
+  | { type: "start"; payload: CollectorStartPayload }
+  | { type: "stop" }
+  | { type: "updateExporterMap"; payload: ExporterMapPayload }
+  | { type: "updateSettings"; payload: { topN: number; retentionHours: number } }
+
+export type WorkerToMain =
+  | { type: "heartbeat"; payload: CollectorHeartbeat }
+  | { type: "error"; payload: { message: string } }

backend/src/services/traffic-flow-collector-worker.ts

@@ -0,0 +1,141 @@
+import { createSocket, type Socket } from "node:dgram"
+import { parentPort } from "node:worker_threads"
+import { sqliteDatabase } from "../db/index.js"
+import type {
+  CollectorStartPayload,
+  ExporterMapPayload,
+  MainToWorker,
+  WorkerToMain,
+} from "./traffic-flow-collector-ipc.js"
+import {
+  TICK_MS,
+  attachEngineSqlite,
+  configureEngine,
+  flushPending,
+  getEngineStats,
+  ingestDatagram,
+  setEngineError,
+  setExporterResolveCtx,
+  snapshotRings,
+} from "./traffic-flow-engine.js"
+
+let socket: Socket | null = null
+let flushTimer: ReturnType<typeof setInterval> | null = null
+let bound = false
+let address: string | null = null
+let attached = false
+
+function send(msg: WorkerToMain): void {
+  parentPort?.postMessage(msg)
+}
+
+function heartbeat(): void {
+  const stats = getEngineStats()
+  send({
+    type: "heartbeat",
+    payload: {
+      bound,
+      address,
+      packetsReceived: stats.packetsReceived,
+      lastExporterIp: stats.lastExporterIp,
+      lastError: stats.lastError,
+      lastDatagramAt: stats.lastDatagramAt,
+      pendingSize: stats.pendingSize,
+      dropped: stats.dropped,
+      rowsStored: stats.rowsStored,
+      workerAlive: true,
+      rings: snapshotRings(),
+    },
+  })
+}
+
+function applyExporterMap(payload: ExporterMapPayload): void {
+  setExporterResolveCtx({
+    overlayPrefix: payload.overlayPrefix,
+    byTunnelIp: new Map(payload.byTunnelIp),
+    peers: payload.peers,
+    hostIps: new Map(payload.hostIps),
+  })
+}
+
+function ensureSqlite(): void {
+  if (attached) return
+  attachEngineSqlite(sqliteDatabase)
+  attached = true
+}
+
+function stopListener(): void {
+  if (flushTimer) {
+    clearInterval(flushTimer)
+    flushTimer = null
+  }
+  try {
+    flushPending()
+  } catch (e) {
+    setEngineError(e instanceof Error ? e.message : String(e))
+  }
+  if (socket) {
+    try { socket.close() } catch { /* ignore */ }
+    socket = null
+  }
+  bound = false
+  address = null
+}
+
+function startListener(payload: CollectorStartPayload): void {
+  stopListener()
+  ensureSqlite()
+  configureEngine({ topN: payload.topN, retentionHours: payload.retentionHours })
+  applyExporterMap(payload.exporterMap)
+
+  const sock = createSocket("udp4")
+  sock.on("error", (err) => {
+    setEngineError(err.message)
+    bound = false
+    address = null
+    send({ type: "error", payload: { message: err.message } })
+    heartbeat()
+  })
+  sock.on("message", (msg, rinfo) => {
+    try {
+      ingestDatagram(msg, rinfo.address)
+    } catch (e) {
+      setEngineError(e instanceof Error ? e.message : String(e))
+    }
+  })
+  try {
+    sock.setRecvBufferSize(8 * 1024 * 1024)
+  } catch {
+    /* platform may ignore */
+  }
+  sock.bind(payload.listenPort, payload.listenHost, () => {
+    bound = true
+    address = `${payload.listenHost}:${payload.listenPort}`
+    setEngineError("")
+    heartbeat()
+  })
+  socket = sock
+  flushTimer = setInterval(() => {
+    try {
+      flushPending()
+    } catch (e) {
+      setEngineError(e instanceof Error ? e.message : String(e))
+    }
+    heartbeat()
+  }, TICK_MS)
+}
+
+parentPort?.on("message", (msg: MainToWorker) => {
+  try {
+    if (msg.type === "start") startListener(msg.payload)
+    else if (msg.type === "stop") {
+      stopListener()
+      heartbeat()
+    } else if (msg.type === "updateExporterMap") applyExporterMap(msg.payload)
+    else if (msg.type === "updateSettings") configureEngine(msg.payload)
+  } catch (e) {
+    const message = e instanceof Error ? e.message : String(e)
+    setEngineError(message)
+    send({ type: "error", payload: { message } })
+  }
+})

backend/src/services/traffic-flow-engine.ts

@@ -0,0 +1,746 @@
+import type Database from "better-sqlite3"
+import { normalizeParsedFlow, parseFlowPacket, protoName, type ParsedFlow, type ParsedFlowInput } from "./traffic-flow-parse.js"
+import { classifyFlowPlaneLite } from "./traffic-flow-planes.js"
+import { pickServerIdForExporter, type OverlayPeerRef } from "./traffic-flow-map-exporter.js"
+import { applicationName } from "./traffic-flow-apps.js"
+import { classifyFlowDst } from "./traffic-flow-classify.js"
+import { enqueueRipeMisses, lookupRipeCached } from "./traffic-flow-ripe.js"
+import { isIsoCountry } from "./traffic-flow-brands.js"
+import { maybeRefreshIfaces } from "./traffic-flow-ifaces.js"
+
+type SqliteHandle = InstanceType<typeof Database>
+
+export const TICK_MS = 2_000
+export const RING_LEN = 60
+export const MAX_PENDING = 50_000
+export const DAILY_ASN_TOP = 500
+export const DAILY_RETENTION_DAYS = 396
+export const MINUTE_RETENTION_HOURS = 48
+
+let pendingCap = MAX_PENDING
+
+export interface PendingFlowRow {
+  serverId: number
+  bucketAt: string
+  src: string
+  dst: string
+  proto: number
+  srcPort: number
+  dstPort: number
+  bytes: number
+  packets: number
+  inIface: string
+  outIface: string
+  nextHop: string
+  flowStartMs: number
+  flowEndMs: number
+}
+
+export interface EngineStats {
+  packetsReceived: number
+  lastExporterIp: string | null
+  lastError: string
+  lastDatagramAt: string | null
+  dropped: number
+  rowsStored: number
+  pendingSize: number
+}
+
+interface PendingEntry {
+  serverId: number
+  bucketAt: string
+  flow: ParsedFlow
+  bytes: number
+  packets: number
+}
+
+interface MinuteRollup {
+  bytes: number
+  packets: number
+  srcs: Set<string>
+  dsts: Set<string>
+  conversations: number
+}
+
+interface DimAcc {
+  bytes: number
+  packets: number
+}
+
+export interface ExporterResolveCtx {
+  overlayPrefix: string
+  byTunnelIp: Map<string, number>
+  peers: OverlayPeerRef[]
+  hostIps: Map<string, number>
+}
+
+let sqliteRef: SqliteHandle | null = null
+let topN = 200
+let retentionHours = 24
+
+const pending = new Map<string, PendingEntry>()
+const recent = new Map<string, PendingFlowRow>()
+const tickAccum = new Map<string, { inBytes: number; outBytes: number }>()
+const rings = new Map<string, { inBps: number[]; outBps: number[] }>()
+const minuteRollup = new Map<string, MinuteRollup>()
+const minuteDims = new Map<string, DimAcc>()
+
+let packetsReceived = 0
+let lastExporterIp: string | null = null
+let lastError = ""
+let lastDatagramAt: string | null = null
+let dropped = 0
+let rowsStored = 0
+let lastFlushUsedTransaction = false
+let lastPruneAt = 0
+let exporterCtx: ExporterResolveCtx | null = null
+
+const PRUNE_MS = 5 * 60_000
+const LIVE_WINDOW_MS = 15 * 60_000
+
+function nowIso(): string {
+  return new Date().toISOString()
+}
+
+export function minuteBucketIso(at = Date.now()): string {
+  const d = new Date(at)
+  d.setSeconds(0, 0)
+  return d.toISOString()
+}
+
+function dayKey(bucketAt: string): string {
+  return bucketAt.slice(0, 10)
+}
+
+export const RING_PAYLOAD = "__all__"
+export const RING_OVERLAY = "__overlay__"
+export const RING_MESH = "__mesh__"
+
+function ringKey(serverId: number, iface: string): string {
+  return `${serverId}\0${iface || RING_PAYLOAD}`
+}
+
+function pendingKey(serverId: number, bucketAt: string, flow: ParsedFlow): string {
+  return `${serverId}\0${bucketAt}\0${flow.src}\0${flow.dst}\0${flow.proto}\0${flow.srcPort}\0${flow.dstPort}\0${flow.inIface}`
+}
+
+function rowKey(row: PendingFlowRow): string {
+  return `${row.serverId}|${row.bucketAt}|${row.src}|${row.dst}|${row.proto}|${row.srcPort}|${row.dstPort}|${row.inIface}`
+}
+
+function rollupKey(serverId: number, bucketAt: string): string {
+  return `${serverId}\0${bucketAt}`
+}
+
+function dimKey(serverId: number, bucketAt: string, dim: string, key: string): string {
+  return `${serverId}\0${bucketAt}\0${dim}\0${key}`
+}
+
+function bumpTick(key: string, inBytes: number, outBytes: number): void {
+  const prev = tickAccum.get(key) ?? { inBytes: 0, outBytes: 0 }
+  prev.inBytes += inBytes
+  prev.outBytes += outBytes
+  tickAccum.set(key, prev)
+}
+
+function addToTick(serverId: number, flow: ParsedFlow, bytes: number): void {
+  const plane = classifyFlowPlaneLite(flow)
+  if (plane === "mgmt") return
+  const bucket = plane === "overlay" ? RING_OVERLAY : plane === "client_mesh" ? RING_MESH : RING_PAYLOAD
+  bumpTick(ringKey(serverId, bucket), bytes, 0)
+  if (flow.inIface) bumpTick(ringKey(serverId, flow.inIface), bytes, 0)
+  if (flow.outIface && flow.outIface !== flow.inIface) bumpTick(ringKey(serverId, flow.outIface), 0, bytes)
+}
+
+function emptyRing(): { inBps: number[]; outBps: number[] } {
+  return { inBps: Array(RING_LEN).fill(0), outBps: Array(RING_LEN).fill(0) }
+}
+
+function bumpDim(serverId: number, bucketAt: string, dim: string, key: string, bytes: number, packets: number): void {
+  if (!key) return
+  const k = dimKey(serverId, bucketAt, dim, key)
+  const prev = minuteDims.get(k)
+  if (prev) {
+    prev.bytes += bytes
+    prev.packets += packets
+    return
+  }
+  minuteDims.set(k, { bytes, packets })
+}
+
+function bumpRollup(serverId: number, bucketAt: string, flow: ParsedFlow, bytes: number, packets: number): void {
+  const k = rollupKey(serverId, bucketAt)
+  let acc = minuteRollup.get(k)
+  if (!acc) {
+    acc = { bytes: 0, packets: 0, srcs: new Set(), dsts: new Set(), conversations: 0 }
+    minuteRollup.set(k, acc)
+  }
+  acc.bytes += bytes
+  acc.packets += packets
+  if (flow.src) acc.srcs.add(flow.src)
+  if (flow.dst) acc.dsts.add(flow.dst)
+  acc.conversations += 1
+}
+
+export function attachEngineSqlite(handle: SqliteHandle): void {
+  sqliteRef = handle
+}
+
+export function setPendingCapForTests(n: number | null): void {
+  pendingCap = n == null ? MAX_PENDING : Math.max(1, n)
+}
+
+export function configureEngine(opts: { topN?: number; retentionHours?: number }): void {
+  if (opts.topN != null) topN = Math.max(20, opts.topN)
+  if (opts.retentionHours != null) retentionHours = Math.max(1, opts.retentionHours)
+}
+
+export function setExporterResolveCtx(ctx: ExporterResolveCtx | null): void {
+  exporterCtx = ctx
+}
+
+export function resolveServerId(exporterIp: string): number | null {
+  if (!exporterCtx) return null
+  return pickServerIdForExporter({
+    exporterIp,
+    overlayPrefix: exporterCtx.overlayPrefix,
+    byTunnelIp: exporterCtx.byTunnelIp,
+    peers: exporterCtx.peers,
+    hostIps: exporterCtx.hostIps,
+  })
+}
+
+export function bumpPacketMeta(exporterIp: string): void {
+  packetsReceived += 1
+  lastExporterIp = exporterIp
+  lastDatagramAt = nowIso()
+}
+
+export function setEngineError(message: string): void {
+  lastError = message
+}
+
+export function getEngineStats(): EngineStats {
+  return {
+    packetsReceived,
+    lastExporterIp,
+    lastError,
+    lastDatagramAt,
+    dropped,
+    rowsStored,
+    pendingSize: pending.size,
+  }
+}
+
+export function queueParsedFlows(serverId: number, flows: ParsedFlowInput[]): void {
+  const bucketAt = minuteBucketIso()
+  const ripeMisses: string[] = []
+  for (const raw of flows) {
+    const flow = normalizeParsedFlow(raw)
+    addToTick(serverId, flow, flow.bytes)
+    bumpRollup(serverId, bucketAt, flow, flow.bytes, flow.packets)
+    const ripe = lookupRipeCached(flow.dst)
+    if (flow.dst && !ripe) ripeMisses.push(flow.dst)
+    const classified = classifyFlowDst(flow.dst, flow.proto, flow.dstPort, flow.srcPort, ripe)
+    const app = applicationName(flow.proto, flow.dstPort, flow.srcPort)
+    const country = ripe?.ok && isIsoCountry(ripe.country)
+      ? ripe.country
+      : (ripe?.ok ? "" : "unknown")
+    const asnKey = ripe?.ok && ripe.asn ? String(ripe.asn) : "unknown"
+    bumpDim(serverId, bucketAt, "proto", protoName(flow.proto), flow.bytes, flow.packets)
+    bumpDim(serverId, bucketAt, "app", app, flow.bytes, flow.packets)
+    bumpDim(serverId, bucketAt, "iface", flow.inIface || "__unknown__", flow.bytes, flow.packets)
+    bumpDim(serverId, bucketAt, "category", classified.category, flow.bytes, flow.packets)
+    bumpDim(serverId, bucketAt, "service", classified.service, flow.bytes, flow.packets)
+    if (country) bumpDim(serverId, bucketAt, "country", country, flow.bytes, flow.packets)
+    bumpDim(serverId, bucketAt, "asn", asnKey, flow.bytes, flow.packets)
+
+    const key = pendingKey(serverId, bucketAt, flow)
+    const prev = pending.get(key)
+    if (prev) {
+      prev.bytes += flow.bytes
+      prev.packets += flow.packets
+      if (flow.outIface && !prev.flow.outIface) prev.flow.outIface = flow.outIface
+      if (flow.nextHop && !prev.flow.nextHop) prev.flow.nextHop = flow.nextHop
+      if (flow.flowStartMs && (!prev.flow.flowStartMs || flow.flowStartMs < prev.flow.flowStartMs)) {
+        prev.flow.flowStartMs = flow.flowStartMs
+      }
+      if (flow.flowEndMs > (prev.flow.flowEndMs ?? 0)) prev.flow.flowEndMs = flow.flowEndMs
+      continue
+    }
+    if (pending.size >= pendingCap) {
+      dropped += 1
+      continue
+    }
+    pending.set(key, {
+      serverId,
+      bucketAt,
+      flow: { ...flow },
+      bytes: flow.bytes,
+      packets: flow.packets,
+    })
+  }
+  if (ripeMisses.length) enqueueRipeMisses(ripeMisses)
+}
+
+export function ingestDatagram(msg: Buffer, exporterIp: string): boolean {
+  bumpPacketMeta(exporterIp)
+  const flows = parseFlowPacket(msg, exporterIp)
+  if (!flows.length) return true
+  const serverId = resolveServerId(exporterIp)
+  if (serverId == null) {
+    setEngineError(
+      `IPFIX от ${exporterIp}: нет jump-host с адресом wg-flow. Docker SNAT (172.x) при нескольких JH не различим.`,
+    )
+    return false
+  }
+  setEngineError("")
+  maybeRefreshIfaces(serverId)
+  queueParsedFlows(serverId, flows)
+  return true
+}
+
+function toPendingRow(row: PendingEntry): PendingFlowRow {
+  const flow = normalizeParsedFlow(row.flow)
+  return {
+    serverId: row.serverId,
+    bucketAt: row.bucketAt,
+    src: flow.src || "0.0.0.0",
+    dst: flow.dst || "0.0.0.0",
+    proto: flow.proto,
+    srcPort: flow.srcPort,
+    dstPort: flow.dstPort,
+    bytes: row.bytes,
+    packets: row.packets,
+    inIface: flow.inIface,
+    outIface: flow.outIface,
+    nextHop: flow.nextHop,
+    flowStartMs: flow.flowStartMs,
+    flowEndMs: flow.flowEndMs,
+  }
+}
+
+function mergeInto(map: Map<string, PendingFlowRow>, row: PendingFlowRow): void {
+  const key = rowKey(row)
+  const prev = map.get(key)
+  if (prev) {
+    prev.bytes += row.bytes
+    prev.packets += row.packets
+    if (row.outIface && !prev.outIface) prev.outIface = row.outIface
+    if (row.nextHop && !prev.nextHop) prev.nextHop = row.nextHop
+    if (row.flowStartMs && (!prev.flowStartMs || row.flowStartMs < prev.flowStartMs)) prev.flowStartMs = row.flowStartMs
+    if (row.flowEndMs > (prev.flowEndMs ?? 0)) prev.flowEndMs = row.flowEndMs
+    return
+  }
+  map.set(key, { ...row })
+}
+
+function pruneRecent(sinceMs = Date.now() - LIVE_WINDOW_MS): void {
+  const cutoff = new Date(sinceMs).toISOString()
+  for (const [key, row] of recent) {
+    if (row.bucketAt < cutoff) recent.delete(key)
+  }
+  while (recent.size > MAX_PENDING) {
+    const first = recent.keys().next().value
+    if (first == null) break
+    recent.delete(first)
+  }
+}
+
+export function peekPendingFlows(): PendingFlowRow[] {
+  return [...pending.values()].map(toPendingRow)
+}
+
+export function listLiveFlowRows(sinceIso: string): PendingFlowRow[] {
+  const merged = new Map<string, PendingFlowRow>()
+  for (const row of recent.values()) {
+    if (row.bucketAt < sinceIso) continue
+    mergeInto(merged, row)
+  }
+  for (const row of peekPendingFlows()) {
+    if (row.bucketAt < sinceIso) continue
+    mergeInto(merged, row)
+  }
+  return [...merged.values()]
+}
+
+export function rollFlowRings(): void {
+  const keys = new Set([...tickAccum.keys(), ...rings.keys()])
+  const sec = TICK_MS / 1000
+  for (const key of keys) {
+    const acc = tickAccum.get(key) ?? { inBytes: 0, outBytes: 0 }
+    tickAccum.delete(key)
+    const inBps = (acc.inBytes * 8) / sec
+    const outBps = (acc.outBytes * 8) / sec
+    let ring = rings.get(key)
+    if (!ring) {
+      ring = emptyRing()
+      rings.set(key, ring)
+    }
+    ring.inBps.push(inBps)
+    ring.inBps.shift()
+    ring.outBps.push(outBps)
+    ring.outBps.shift()
+    const silent = ring.inBps.every((v) => v === 0) && ring.outBps.every((v) => v === 0)
+    if (silent && !tickAccum.has(key)) rings.delete(key)
+  }
+}
+
+export function getRingMbps(serverId: number, iface = RING_PAYLOAD): {
+  rx: number[]
+  tx: number[]
+  rxNow: number
+  txNow: number
+} {
+  const ring = rings.get(ringKey(serverId, iface))
+  const scale = 1_000_000
+  if (!ring) {
+    return { rx: Array(RING_LEN).fill(0), tx: Array(RING_LEN).fill(0), rxNow: 0, txNow: 0 }
+  }
+  return {
+    rx: ring.inBps.map((b) => b / scale),
+    tx: ring.outBps.map((b) => b / scale),
+    rxNow: (ring.inBps[RING_LEN - 1] ?? 0) / scale,
+    txNow: (ring.outBps[RING_LEN - 1] ?? 0) / scale,
+  }
+}
+
+export function snapshotRings(): Array<{ key: string; inBps: number[]; outBps: number[] }> {
+  return [...rings.entries()].map(([key, ring]) => ({
+    key,
+    inBps: [...ring.inBps],
+    outBps: [...ring.outBps],
+  }))
+}
+
+export function applyRingSnapshot(rows: Array<{ key: string; inBps: number[]; outBps: number[] }>): void {
+  rings.clear()
+  for (const row of rows) {
+    rings.set(row.key, { inBps: row.inBps, outBps: row.outBps })
+  }
+}
+
+function persistListenerStats(handle: SqliteHandle): void {
+  handle.prepare(`
+    UPDATE traffic_flow_settings
+    SET packets_received = @packetsReceived,
+        last_datagram_at = @lastDatagramAt,
+        last_exporter_ip = @lastExporterIp,
+        last_error = @lastError,
+        updated_at = @updatedAt
+    WHERE id = 1
+  `).run({
+    packetsReceived,
+    lastDatagramAt,
+    lastExporterIp,
+    lastError,
+    updatedAt: nowIso(),
+  })
+}
+
+function upsertMinuteAndDaily(handle: SqliteHandle): void {
+  const upsertMinute = handle.prepare(`
+    INSERT INTO flow_minute_stats (
+      server_id, bucket_at, bytes, packets, unique_src, unique_dst, conversations
+    ) VALUES (
+      @serverId, @bucketAt, @bytes, @packets, @uniqueSrc, @uniqueDst, @conversations
+    )
+    ON CONFLICT(server_id, bucket_at) DO UPDATE SET
+      bytes = bytes + excluded.bytes,
+      packets = packets + excluded.packets,
+      unique_src = MAX(unique_src, excluded.unique_src),
+      unique_dst = MAX(unique_dst, excluded.unique_dst),
+      conversations = conversations + excluded.conversations
+  `)
+  const upsertDim = handle.prepare(`
+    INSERT INTO flow_minute_dims (server_id, bucket_at, dim, key, bytes, packets)
+    VALUES (@serverId, @bucketAt, @dim, @key, @bytes, @packets)
+    ON CONFLICT(server_id, bucket_at, dim, key) DO UPDATE SET
+      bytes = bytes + excluded.bytes,
+      packets = packets + excluded.packets
+  `)
+  const upsertDaily = handle.prepare(`
+    INSERT INTO flow_daily_dims (server_id, day, dim, key, bytes, packets)
+    VALUES (@serverId, @day, @dim, @key, @bytes, @packets)
+    ON CONFLICT(server_id, day, dim, key) DO UPDATE SET
+      bytes = bytes + excluded.bytes,
+      packets = packets + excluded.packets
+  `)
+
+  const tx = handle.transaction(() => {
+    for (const [k, acc] of minuteRollup) {
+      const [serverIdRaw, bucketAt] = k.split("\0")
+      upsertMinute.run({
+        serverId: Number(serverIdRaw),
+        bucketAt,
+        bytes: acc.bytes,
+        packets: acc.packets,
+        uniqueSrc: acc.srcs.size,
+        uniqueDst: acc.dsts.size,
+        conversations: acc.conversations,
+      })
+    }
+    for (const [k, acc] of minuteDims) {
+      const [serverIdRaw, bucketAt, dim, key] = k.split("\0")
+      upsertDim.run({
+        serverId: Number(serverIdRaw),
+        bucketAt,
+        dim,
+        key,
+        bytes: acc.bytes,
+        packets: acc.packets,
+      })
+      if (dim === "country" || dim === "service" || dim === "asn") {
+        upsertDaily.run({
+          serverId: Number(serverIdRaw),
+          day: dayKey(bucketAt ?? ""),
+          dim,
+          key,
+          bytes: acc.bytes,
+          packets: acc.packets,
+        })
+      }
+    }
+  })
+  tx()
+  minuteRollup.clear()
+  minuteDims.clear()
+}
+
+function capDailyAsn(handle: SqliteHandle): void {
+  const today = nowIso().slice(0, 10)
+  const rows = handle.prepare(`
+    SELECT server_id AS serverId, key, bytes, packets
+    FROM flow_daily_dims
+    WHERE day = ? AND dim = 'asn'
+    ORDER BY server_id, bytes DESC
+  `).all(today) as Array<{ serverId: number; key: string; bytes: number; packets: number }>
+  const byServer = new Map<number, typeof rows>()
+  for (const row of rows) {
+    const list = byServer.get(row.serverId) ?? []
+    list.push(row)
+    byServer.set(row.serverId, list)
+  }
+  const del = handle.prepare(`
+    DELETE FROM flow_daily_dims WHERE server_id = ? AND day = ? AND dim = 'asn' AND key = ?
+  `)
+  const upsertOther = handle.prepare(`
+    INSERT INTO flow_daily_dims (server_id, day, dim, key, bytes, packets)
+    VALUES (?, ?, 'asn', 'other', ?, ?)
+    ON CONFLICT(server_id, day, dim, key) DO UPDATE SET
+      bytes = bytes + excluded.bytes,
+      packets = packets + excluded.packets
+  `)
+  for (const [serverId, list] of byServer) {
+    if (list.length <= DAILY_ASN_TOP) continue
+    let otherBytes = 0
+    let otherPackets = 0
+    for (const row of list.slice(DAILY_ASN_TOP)) {
+      if (row.key === "other") continue
+      otherBytes += row.bytes
+      otherPackets += row.packets
+      del.run(serverId, today, row.key)
+    }
+    if (otherBytes > 0) upsertOther.run(serverId, today, otherBytes, otherPackets)
+  }
+}
+
+function pruneStored(handle: SqliteHandle): void {
+  const now = Date.now()
+  if (now - lastPruneAt < PRUNE_MS) return
+  lastPruneAt = now
+  const flowCutoff = new Date(now - retentionHours * 3600_000).toISOString()
+  const minuteCutoff = new Date(now - MINUTE_RETENTION_HOURS * 3600_000).toISOString()
+  const dailyCutoff = new Date(now - DAILY_RETENTION_DAYS * 86400_000).toISOString().slice(0, 10)
+  handle.prepare(`DELETE FROM flow_buckets WHERE bucket_at < ?`).run(flowCutoff)
+  handle.prepare(`DELETE FROM flow_minute_stats WHERE bucket_at < ?`).run(minuteCutoff)
+  handle.prepare(`DELETE FROM flow_minute_dims WHERE bucket_at < ?`).run(minuteCutoff)
+  handle.prepare(`DELETE FROM flow_daily_dims WHERE day < ?`).run(dailyCutoff)
+
+  const keep = Math.max(20, topN)
+  try {
+    handle.prepare(`
+      DELETE FROM flow_buckets WHERE id IN (
+        SELECT id FROM (
+          SELECT id, ROW_NUMBER() OVER (
+            PARTITION BY server_id, bucket_at ORDER BY bytes DESC
+          ) AS rn
+          FROM flow_buckets
+        ) ranked WHERE rn > ?
+      )
+    `).run(keep)
+  } catch {
+    const buckets = handle.prepare(`
+      SELECT DISTINCT server_id AS serverId, bucket_at AS bucketAt FROM flow_buckets
+    `).all() as Array<{ serverId: number; bucketAt: string }>
+    for (const b of buckets) {
+      const rows = handle.prepare(`
+        SELECT id, bytes FROM flow_buckets
+        WHERE server_id = ? AND bucket_at = ?
+        ORDER BY bytes DESC
+      `).all(b.serverId, b.bucketAt) as Array<{ id: number; bytes: number }>
+      for (const extra of rows.slice(keep)) {
+        handle.prepare(`DELETE FROM flow_buckets WHERE id = ?`).run(extra.id)
+      }
+    }
+  }
+}
+
+function topNPending(rows: PendingFlowRow[]): PendingFlowRow[] {
+  const keep = Math.max(20, topN)
+  const groups = new Map<string, PendingFlowRow[]>()
+  for (const row of rows) {
+    const k = `${row.serverId}\0${row.bucketAt}`
+    const list = groups.get(k) ?? []
+    list.push(row)
+    groups.set(k, list)
+  }
+  const out: PendingFlowRow[] = []
+  for (const list of groups.values()) {
+    list.sort((a, b) => b.bytes - a.bytes)
+    out.push(...list.slice(0, keep))
+  }
+  return out
+}
+
+export function flushPending(): void {
+  pruneRecent()
+  rollFlowRings()
+  const handle = sqliteRef
+  if (!handle) {
+    lastFlushUsedTransaction = false
+    return
+  }
+  persistListenerStats(handle)
+  if (pending.size === 0 && minuteRollup.size === 0 && minuteDims.size === 0) {
+    pruneStored(handle)
+    lastFlushUsedTransaction = false
+    return
+  }
+  const rows = topNPending([...pending.values()].map(toPendingRow))
+  pending.clear()
+  for (const row of rows) mergeInto(recent, row)
+
+  const upsertFlow = handle.prepare(`
+    INSERT INTO flow_buckets (
+      server_id, bucket_at, src, dst, proto, src_port, dst_port, bytes, packets, in_iface, out_iface, next_hop, flow_start_ms, flow_end_ms
+    ) VALUES (
+      @serverId, @bucketAt, @src, @dst, @proto, @srcPort, @dstPort, @bytes, @packets, @inIface, @outIface, @nextHop, @flowStartMs, @flowEndMs
+    )
+    ON CONFLICT(server_id, bucket_at, src, dst, proto, src_port, dst_port, in_iface)
+    DO UPDATE SET
+      bytes = bytes + excluded.bytes,
+      packets = packets + excluded.packets,
+      out_iface = CASE WHEN excluded.out_iface != '' THEN excluded.out_iface ELSE out_iface END,
+      next_hop = CASE WHEN excluded.next_hop != '' THEN excluded.next_hop ELSE next_hop END,
+      flow_start_ms = CASE
+        WHEN excluded.flow_start_ms > 0 AND (flow_start_ms = 0 OR excluded.flow_start_ms < flow_start_ms)
+        THEN excluded.flow_start_ms ELSE flow_start_ms END,
+      flow_end_ms = MAX(flow_end_ms, excluded.flow_end_ms)
+  `)
+  lastFlushUsedTransaction = false
+  try {
+    const tx = handle.transaction((batch: PendingFlowRow[]) => {
+      for (const r of batch) {
+        upsertFlow.run({
+          serverId: r.serverId,
+          bucketAt: r.bucketAt,
+          src: r.src,
+          dst: r.dst,
+          proto: r.proto,
+          srcPort: r.srcPort,
+          dstPort: r.dstPort,
+          bytes: r.bytes,
+          packets: r.packets,
+          inIface: r.inIface,
+          outIface: r.outIface,
+          nextHop: r.nextHop,
+          flowStartMs: r.flowStartMs,
+          flowEndMs: r.flowEndMs,
+        })
+      }
+    })
+    tx(rows)
+    lastFlushUsedTransaction = true
+    rowsStored += rows.length
+  } catch {
+    for (const r of rows) {
+      try {
+        upsertFlow.run({
+          serverId: r.serverId,
+          bucketAt: r.bucketAt,
+          src: r.src,
+          dst: r.dst,
+          proto: r.proto,
+          srcPort: r.srcPort,
+          dstPort: r.dstPort,
+          bytes: r.bytes,
+          packets: r.packets,
+          inIface: r.inIface,
+          outIface: r.outIface,
+          nextHop: r.nextHop,
+          flowStartMs: r.flowStartMs,
+          flowEndMs: r.flowEndMs,
+        })
+        rowsStored += 1
+      } catch {
+        /* ignore single-row failures */
+      }
+    }
+  }
+  try {
+    upsertMinuteAndDaily(handle)
+    capDailyAsn(handle)
+  } catch {
+    /* rollup best-effort */
+  }
+  pruneStored(handle)
+  try {
+    handle.pragma("wal_checkpoint(TRUNCATE)")
+  } catch {
+    /* ignore */
+  }
+}
+
+export function lastFlushUsedTransactionForTests(): boolean {
+  return lastFlushUsedTransaction
+}
+
+export function flushPendingForTests(): void {
+  flushPending()
+}
+
+export function onEngineTick(): void {
+  flushPending()
+}
+
+export function ingestParsedFlowsForServerForTests(serverId: number, flows: ParsedFlowInput[]): void {
+  queueParsedFlows(serverId, flows)
+  rollFlowRings()
+}
+
+export function resetEngineForTests(): void {
+  pending.clear()
+  recent.clear()
+  tickAccum.clear()
+  rings.clear()
+  minuteRollup.clear()
+  minuteDims.clear()
+  packetsReceived = 0
+  lastExporterIp = null
+  lastError = ""
+  lastDatagramAt = null
+  dropped = 0
+  rowsStored = 0
+  lastFlushUsedTransaction = false
+  lastPruneAt = 0
+  pendingCap = MAX_PENDING
+}
+
+export function pendingSizeForTests(): number {
+  return pending.size
+}
+
+export function droppedForTests(): number {
+  return dropped
+}

backend/src/services/traffic-flow-hardening.test.ts

@@ -0,0 +1,23 @@
+import assert from "node:assert/strict"
+import { SQLITE_BUSY_TIMEOUT_MS, sqliteDatabase } from "../db/index.js"
+import {
+  MAX_FLOW_LIVE_SUBSCRIBERS,
+  resetFlowLiveSlotsForTests,
+  tryAcquireFlowLiveSlot,
+  releaseFlowLiveSlot,
+} from "../routes/traffic-flow.js"
+
+const busy = sqliteDatabase.pragma("busy_timeout") as Array<{ busy_timeout: number }>
+const busyValue = Array.isArray(busy) ? Number(Object.values(busy[0] ?? {})[0]) : Number(busy)
+assert.equal(busyValue, SQLITE_BUSY_TIMEOUT_MS)
+
+resetFlowLiveSlotsForTests()
+for (let i = 0; i < MAX_FLOW_LIVE_SUBSCRIBERS; i++) {
+  assert.equal(tryAcquireFlowLiveSlot(), true)
+}
+assert.equal(tryAcquireFlowLiveSlot(), false)
+releaseFlowLiveSlot()
+assert.equal(tryAcquireFlowLiveSlot(), true)
+resetFlowLiveSlotsForTests()
+
+console.log("traffic-flow-hardening.test.ts: ok")

backend/src/services/traffic-flow-ifaces.test.ts

@@ -4,6 +4,8 @@ import {
   resetIfaceCacheForTests,
   resolveIfaceName,
   rosIdToIfIndex,
+  shouldRefreshIfaces,
+  markIfaceRefreshAttempt,
 } from "./traffic-flow-ifindex.js"
 import { applicationName, flowRowMatchesFilter } from "./traffic-flow-apps.js"
 
@@ -35,6 +37,14 @@ assert.equal(rosIdToIfIndex("*12"), 18)
 assert.equal(resolveIfaceName(8, "10").name, "gre1")
 assert.equal(resolveIfaceName(8, "18").name, "gre1")
 
+resetIfaceCacheForTests()
+assert.equal(shouldRefreshIfaces(9), true)
+rememberServerIfaces(9, [{ ".id": "*2", name: "ether1" }])
+assert.equal(shouldRefreshIfaces(9), false)
+resetIfaceCacheForTests()
+markIfaceRefreshAttempt(9)
+assert.equal(shouldRefreshIfaces(9), false)
+
 assert.equal(applicationName(6, 443), "HTTPS")
 assert.equal(applicationName(17, 53), "DNS")
 assert.equal(applicationName(6, 22), "SSH")

backend/src/services/traffic-flow-ifaces.ts

@@ -3,8 +3,9 @@ import { db } from "../db/index.js"
 import { servers } from "../db/schema.js"
 import { MikrotikClient } from "./mikrotik.js"
 import {
-  ifaceCacheFresh,
   rememberServerIfaces,
+  shouldRefreshIfaces,
+  markIfaceRefreshAttempt,
   type RosIfaceIndexRow,
 } from "./traffic-flow-ifindex.js"
 
@@ -15,13 +16,16 @@ export {
   resetIfaceCacheForTests,
   resolveIfaceName,
   rosIdToIfIndex,
+  shouldRefreshIfaces,
+  markIfaceRefreshAttempt,
 } from "./traffic-flow-ifindex.js"
 
 const inflight = new Set<number>()
+let refreshIfacesImpl: (serverId: number, force?: boolean) => Promise<void> = refreshServerIfacesInner
 
-export async function refreshServerIfaces(serverId: number, force = false): Promise<void> {
+async function refreshServerIfacesInner(serverId: number, force = false): Promise<void> {
   if (inflight.has(serverId)) return
-  if (!force && ifaceCacheFresh(serverId)) return
+  if (!force && !shouldRefreshIfaces(serverId)) return
   inflight.add(serverId)
   try {
     const row = db.select().from(servers).where(eq(servers.id, serverId)).limit(1).all()[0]
@@ -32,6 +36,21 @@ export async function refreshServerIfaces(serverId: number, force = false): Prom
   } catch {
     /* keep previous cache */
   } finally {
+    markIfaceRefreshAttempt(serverId)
     inflight.delete(serverId)
   }
 }
+
+export async function refreshServerIfaces(serverId: number, force = false): Promise<void> {
+  return refreshIfacesImpl(serverId, force)
+}
+
+export function maybeRefreshIfaces(serverId: number): boolean {
+  if (!shouldRefreshIfaces(serverId)) return false
+  void refreshIfacesImpl(serverId)
+  return true
+}
+
+export function setRefreshIfacesForTests(fn: typeof refreshServerIfacesInner | null): void {
+  refreshIfacesImpl = fn ?? refreshServerIfacesInner
+}

backend/src/services/traffic-flow-ifindex.ts

@@ -6,6 +6,7 @@ export interface RosIfaceIndexRow {
 
 const cache = new Map<number, Map<number, string>>()
 const fetchedAt = new Map<number, number>()
+const lastAttempt = new Map<number, number>()
 
 export const IFACE_CACHE_TTL_MS = 60_000
 
@@ -52,7 +53,19 @@ export function ifaceCacheFresh(serverId: number, ttlMs = IFACE_CACHE_TTL_MS): b
   return Boolean(prev && Date.now() - prev < ttlMs && cache.has(serverId))
 }
 
+/** Не ходить в REST, пока кэш жив или с момента последней попытки не прошёл TTL. */
+export function shouldRefreshIfaces(serverId: number, ttlMs = IFACE_CACHE_TTL_MS): boolean {
+  if (ifaceCacheFresh(serverId, ttlMs)) return false
+  const attempted = lastAttempt.get(serverId) ?? 0
+  return !(attempted && Date.now() - attempted < ttlMs)
+}
+
+export function markIfaceRefreshAttempt(serverId: number, at = Date.now()): void {
+  lastAttempt.set(serverId, at)
+}
+
 export function resetIfaceCacheForTests(): void {
   cache.clear()
   fetchedAt.clear()
+  lastAttempt.clear()
 }

backend/src/services/traffic-flow-ingest.test.ts

@@ -0,0 +1,120 @@
+import assert from "node:assert/strict"
+import {
+  markIfaceRefreshAttempt,
+  rememberServerIfaces,
+  resetIfaceCacheForTests,
+  shouldRefreshIfaces,
+} from "./traffic-flow-ifindex.js"
+import {
+  applyHeartbeatForTests,
+  flushPendingForTests,
+  getFlowListenerState,
+  getFlowRuntimeCounters,
+  getFlowWorkerHealth,
+  ingestParsedFlowsForServerForTests,
+  lastFlushUsedTransactionForTests,
+  maybeRefreshIfaces,
+  peekPendingFlows,
+  resetFlowRingsForTests,
+  setPendingCapForTests,
+  setRefreshIfacesForTests,
+  setWantListenForTests,
+  simulateWorkerExitForTests,
+} from "./traffic-flow-ingest.js"
+import { configureEngine, droppedForTests, pendingSizeForTests } from "./traffic-flow-engine.js"
+import { sqliteDatabase } from "../db/index.js"
+
+resetIfaceCacheForTests()
+resetFlowRingsForTests()
+
+let refreshCalls = 0
+setRefreshIfacesForTests(async () => {
+  refreshCalls += 1
+})
+
+rememberServerIfaces(1, [{ ".id": "*A", name: "wg-flow" }])
+assert.equal(shouldRefreshIfaces(1), false)
+assert.equal(maybeRefreshIfaces(1), false)
+assert.equal(refreshCalls, 0)
+
+resetIfaceCacheForTests()
+assert.equal(shouldRefreshIfaces(2), true)
+assert.equal(maybeRefreshIfaces(2), true)
+assert.equal(refreshCalls, 1)
+
+markIfaceRefreshAttempt(2)
+assert.equal(shouldRefreshIfaces(2), false)
+assert.equal(maybeRefreshIfaces(2), false)
+assert.equal(refreshCalls, 1)
+
+assert.equal(lastFlushUsedTransactionForTests(), false)
+
+resetFlowRingsForTests()
+setPendingCapForTests(3)
+const many = Array.from({ length: 6 }, (_, i) => ({
+  src: `10.1.1.${i + 1}`,
+  dst: "8.8.8.8",
+  proto: 6,
+  srcPort: 50000 + i,
+  dstPort: 443,
+  bytes: 1000,
+  packets: 1,
+  inIface: "2",
+  outIface: "",
+}))
+ingestParsedFlowsForServerForTests(9, many)
+assert.equal(pendingSizeForTests(), 3)
+assert.equal(droppedForTests(), 3)
+assert.equal(peekPendingFlows().length, 3)
+setPendingCapForTests(null)
+
+resetFlowRingsForTests()
+configureEngine({ topN: 20 })
+const talkers = Array.from({ length: 25 }, (_, i) => ({
+  src: `10.2.1.${i + 1}`,
+  dst: "1.1.1.1",
+  proto: 6,
+  srcPort: 40000 + i,
+  dstPort: 443,
+  bytes: 1000 + i,
+  packets: 1,
+  inIface: "2",
+  outIface: "",
+}))
+ingestParsedFlowsForServerForTests(9, talkers)
+flushPendingForTests()
+const stored = sqliteDatabase.prepare(`
+  SELECT COUNT(*) AS n FROM flow_buckets WHERE server_id = 9
+`).get() as { n: number }
+assert.ok(stored.n <= 20, `expected topN cap, got ${stored.n}`)
+sqliteDatabase.prepare(`DELETE FROM flow_buckets WHERE server_id = 9`).run()
+sqliteDatabase.prepare(`DELETE FROM flow_minute_stats WHERE server_id = 9`).run()
+sqliteDatabase.prepare(`DELETE FROM flow_minute_dims WHERE server_id = 9`).run()
+sqliteDatabase.prepare(`DELETE FROM flow_daily_dims WHERE server_id = 9`).run()
+
+applyHeartbeatForTests({
+  bound: true,
+  address: "127.0.0.1:4739",
+  packetsReceived: 42,
+  lastExporterIp: "10.255.254.3",
+  lastError: "",
+  lastDatagramAt: new Date().toISOString(),
+  pendingSize: 1,
+  dropped: 0,
+  rowsStored: 1,
+  workerAlive: true,
+  rings: [],
+})
+assert.equal(getFlowListenerState().bound, true)
+assert.equal(getFlowRuntimeCounters().packetsReceived, 42)
+assert.equal(getFlowWorkerHealth().alive, false)
+setWantListenForTests(true)
+assert.equal(simulateWorkerExitForTests(), 1)
+assert.equal(getFlowListenerState().bound, false)
+setWantListenForTests(false)
+
+resetFlowRingsForTests()
+resetIfaceCacheForTests()
+setRefreshIfacesForTests(null)
+
+console.log("traffic-flow-ingest.test.ts: ok")

backend/src/services/traffic-flow-ingest.ts

@@ -1,317 +1,302 @@
-import { createSocket, type Socket } from "node:dgram"
-import { desc, eq, gte, sql } from "drizzle-orm"
-import { db } from "../db/index.js"
+import { Worker } from "node:worker_threads"
+import { existsSync, statSync } from "node:fs"
+import path from "node:path"
+import { gte, sql } from "drizzle-orm"
+import { beginSqliteExclusiveOp, db, endSqliteExclusiveOp, sqliteDatabase } from "../db/index.js"
+import { env } from "../config.js"
 import { flowBuckets, servers } from "../db/schema.js"
-import type { FlowStatsDto, FlowTalkerDto } from "@mmapp/contracts/traffic-flow"
-import { parseFlowPacket, protoName, type ParsedFlow } from "./traffic-flow-parse.js"
-import { pickServerIdForExporter } from "./traffic-flow-map-exporter.js"
+import type { FlowPurgeDto, FlowStatsDto, FlowTalkerDto } from "@mmapp/contracts/traffic-flow"
+import { protoName, type ParsedFlowInput } from "./traffic-flow-parse.js"
+import type { CollectorHeartbeat, ExporterMapPayload, MainToWorker, WorkerToMain } from "./traffic-flow-collector-ipc.js"
+import {
+  attachEngineSqlite,
+  applyRingSnapshot,
+  configureEngine,
+  flushPending,
+  getEngineStats,
+  getRingMbps as engineGetRingMbps,
+  ingestParsedFlowsForServerForTests as engineIngestForServer,
+  lastFlushUsedTransactionForTests as engineLastFlushTx,
+  listLiveFlowRows as engineListLive,
+  peekPendingFlows,
+  queueParsedFlows,
+  resetEngineForTests,
+  resolveServerId,
+  rollFlowRings,
+  setExporterResolveCtx,
+  type PendingFlowRow,
+} from "./traffic-flow-engine.js"
 import {
   getTrafficFlowSettingsRow,
   listHostPeers,
-  recordFlowListenerError,
-  recordFlowPacket,
+  resetFlowIngestCounters,
 } from "./traffic-flow-settings.js"
-import { ifaceCacheFresh, refreshServerIfaces, resolveIfaceName } from "./traffic-flow-ifaces.js"
 import { applicationName } from "./traffic-flow-apps.js"
+import { resolveIfaceName } from "./traffic-flow-ifaces.js"
+
+export type { PendingFlowRow }
 
 export interface FlowListenerState {
   bound: boolean
   address: string | null
 }
 
-export interface PendingFlowRow {
-  serverId: number
-  bucketAt: string
-  src: string
-  dst: string
-  proto: number
-  srcPort: number
-  dstPort: number
-  bytes: number
-  packets: number
-  inIface: string
-  outIface: string
+export interface FlowWorkerHealth {
+  alive: boolean
+  bound: boolean
+  pendingSize: number
+  dropped: number
+  packetsReceived: number
 }
 
-const TICK_MS = 2_000
-const RING_LEN = 60
-
-let socket: Socket | null = null
+let worker: Worker | null = null
+let restartTimer: ReturnType<typeof setTimeout> | null = null
+let restartAttempts = 0
+let lastHeartbeat: CollectorHeartbeat | null = null
 let state: FlowListenerState = { bound: false, address: null }
-const pending = new Map<string, {
-  serverId: number
-  bucketAt: string
-  flow: ParsedFlow
-  bytes: number
-  packets: number
-}>()
-let flushTimer: ReturnType<typeof setInterval> | null = null
+let wantListen = false
 
-const tickAccum = new Map<string, { inBytes: number; outBytes: number }>()
-const rings = new Map<string, { inBps: number[]; outBps: number[] }>()
+attachEngineSqlite(sqliteDatabase)
 
-export function getFlowListenerState(): FlowListenerState {
-  return state
+function workerFileUrl(): URL {
+  const ts = import.meta.url.includes(".ts")
+  return new URL(
+    ts ? "./traffic-flow-collector-worker.ts" : "./traffic-flow-collector-worker.js",
+    import.meta.url,
+  )
 }
 
-function minuteBucketIso(at = Date.now()): string {
-  const d = new Date(at)
-  d.setSeconds(0, 0)
-  return d.toISOString()
-}
-
-function ringKey(serverId: number, iface: string): string {
-  return `${serverId}\0${iface || "__all__"}`
-}
-
-function bumpTick(key: string, inBytes: number, outBytes: number): void {
-  const prev = tickAccum.get(key) ?? { inBytes: 0, outBytes: 0 }
-  prev.inBytes += inBytes
-  prev.outBytes += outBytes
-  tickAccum.set(key, prev)
-}
-
-function addToTick(serverId: number, inIface: string, outIface: string, bytes: number): void {
-  bumpTick(ringKey(serverId, "__all__"), bytes, 0)
-  if (inIface) bumpTick(ringKey(serverId, inIface), bytes, 0)
-  if (outIface && outIface !== inIface) bumpTick(ringKey(serverId, outIface), 0, bytes)
-}
-
-function emptyRing(): { inBps: number[]; outBps: number[] } {
-  return { inBps: Array(RING_LEN).fill(0), outBps: Array(RING_LEN).fill(0) }
-}
-
-export function rollFlowRings(): void {
-  const keys = new Set([...tickAccum.keys(), ...rings.keys()])
-  const sec = TICK_MS / 1000
-  for (const key of keys) {
-    const acc = tickAccum.get(key) ?? { inBytes: 0, outBytes: 0 }
-    tickAccum.delete(key)
-    const inBps = (acc.inBytes * 8) / sec
-    const outBps = (acc.outBytes * 8) / sec
-    let ring = rings.get(key)
-    if (!ring) {
-      ring = emptyRing()
-      rings.set(key, ring)
-    }
-    ring.inBps.push(inBps)
-    ring.inBps.shift()
-    ring.outBps.push(outBps)
-    ring.outBps.shift()
-  }
-}
-
-export function getRingMbps(serverId: number, iface = "__all__"): {
-  rx: number[]
-  tx: number[]
-  rxNow: number
-  txNow: number
-} {
-  const ring = rings.get(ringKey(serverId, iface))
-  const scale = 1_000_000
-  if (!ring) {
-    return { rx: Array(RING_LEN).fill(0), tx: Array(RING_LEN).fill(0), rxNow: 0, txNow: 0 }
-  }
-  return {
-    rx: ring.inBps.map((b) => b / scale),
-    tx: ring.outBps.map((b) => b / scale),
-    rxNow: (ring.inBps[RING_LEN - 1] ?? 0) / scale,
-    txNow: (ring.outBps[RING_LEN - 1] ?? 0) / scale,
-  }
-}
-
-function resolveServerId(exporterIp: string): number | null {
+export function buildExporterMapPayload(): ExporterMapPayload {
   const settings = getTrafficFlowSettingsRow()
   const rows = db.select({
     id: servers.id,
     host: servers.host,
     mgmtTunnelIp: servers.mgmtTunnelIp,
   }).from(servers).all()
-  const byTunnelIp = new Map<string, number>()
-  const hostIps = new Map<string, number>()
+  const byTunnelIp: Array<[string, number]> = []
+  const hostIps: Array<[string, number]> = []
   for (const row of rows) {
-    if (row.mgmtTunnelIp) byTunnelIp.set(row.mgmtTunnelIp, row.id)
-    if (/^\d{1,3}(?:\.\d{1,3}){3}$/.test(row.host)) hostIps.set(row.host, row.id)
+    if (row.mgmtTunnelIp) byTunnelIp.push([row.mgmtTunnelIp, row.id])
+    if (/^\d{1,3}(?:\.\d{1,3}){3}$/.test(row.host)) hostIps.push([row.host, row.id])
   }
-  return pickServerIdForExporter({
-    exporterIp,
+  return {
     overlayPrefix: settings.prefix,
     byTunnelIp,
     peers: listHostPeers(),
     hostIps,
+  }
+}
+
+function applyExporterCtxFromDb(): void {
+  const payload = buildExporterMapPayload()
+  setExporterResolveCtx({
+    overlayPrefix: payload.overlayPrefix,
+    byTunnelIp: new Map(payload.byTunnelIp),
+    peers: payload.peers,
+    hostIps: new Map(payload.hostIps),
   })
 }
 
-function queueFlows(exporterIp: string, flows: ParsedFlow[]): boolean {
-  const serverId = resolveServerId(exporterIp)
-  if (serverId == null) return false
-  const needsRefresh = !ifaceCacheFresh(serverId)
-    || flows.some((f) => resolveIfaceName(serverId, f.inIface).name.startsWith("#"))
-  if (needsRefresh) void refreshServerIfaces(serverId, true)
-  const bucketAt = minuteBucketIso()
-  for (const flow of flows) {
-    addToTick(serverId, flow.inIface, flow.outIface, flow.bytes)
-    const key = `${serverId}\0${bucketAt}\0${flow.src}\0${flow.dst}\0${flow.proto}\0${flow.srcPort}\0${flow.dstPort}\0${flow.inIface}`
-    const prev = pending.get(key)
-    if (prev) {
-      prev.bytes += flow.bytes
-      prev.packets += flow.packets
-    } else {
-      pending.set(key, {
-        serverId,
-        bucketAt,
-        flow: { ...flow },
-        bytes: flow.bytes,
-        packets: flow.packets,
-      })
-    }
+function postToWorker(msg: MainToWorker): void {
+  worker?.postMessage(msg)
+}
+
+function handleWorkerMessage(msg: WorkerToMain): void {
+  if (msg.type === "heartbeat") {
+    lastHeartbeat = msg.payload
+    state = { bound: msg.payload.bound, address: msg.payload.address }
+    applyRingSnapshot(msg.payload.rings)
+    restartAttempts = 0
+    return
+  }
+  if (msg.type === "error") {
+    lastHeartbeat = lastHeartbeat
+      ? { ...lastHeartbeat, lastError: msg.payload.message, workerAlive: true }
+      : null
   }
-  return true
 }
 
-export function peekPendingFlows(): PendingFlowRow[] {
-  return [...pending.values()].map((row) => ({
-    serverId: row.serverId,
-    bucketAt: row.bucketAt,
-    src: row.flow.src || "0.0.0.0",
-    dst: row.flow.dst || "0.0.0.0",
-    proto: row.flow.proto,
-    srcPort: row.flow.srcPort,
-    dstPort: row.flow.dstPort,
-    bytes: row.bytes,
-    packets: row.packets,
-    inIface: row.flow.inIface,
-    outIface: row.flow.outIface,
-  }))
-}
-
-function flushPending() {
-  if (pending.size === 0) return
+function spawnWorker(): void {
+  stopWorkerProcess()
   const settings = getTrafficFlowSettingsRow()
-  const topN = Math.max(20, settings.topN)
-  const cutoff = new Date(Date.now() - settings.retentionHours * 3600_000).toISOString()
-  const rows = [...pending.values()]
-  pending.clear()
+  configureEngine({ topN: settings.topN, retentionHours: settings.retentionHours })
+  applyExporterCtxFromDb()
+  const w = new Worker(workerFileUrl(), { execArgv: process.execArgv })
+  w.on("message", (msg: WorkerToMain) => handleWorkerMessage(msg))
+  w.on("error", (err) => {
+    state = { bound: false, address: null }
+    lastHeartbeat = lastHeartbeat
+      ? { ...lastHeartbeat, workerAlive: false, lastError: err.message, bound: false }
+      : {
+          bound: false,
+          address: null,
+          packetsReceived: 0,
+          lastExporterIp: null,
+          lastError: err.message,
+          lastDatagramAt: null,
+          pendingSize: 0,
+          dropped: 0,
+          rowsStored: 0,
+          workerAlive: false,
+          rings: [],
+        }
+  })
+  w.on("exit", (code) => {
+    worker = null
+    state = { bound: false, address: null }
+    if (!wantListen) return
+    const delay = Math.min(30_000, 1000 * 2 ** restartAttempts)
+    restartAttempts += 1
+    restartTimer = setTimeout(() => {
+      if (wantListen) spawnWorker()
+    }, delay)
+    void code
+  })
+  worker = w
+  const host = process.env.FLOW_LISTEN_HOST?.trim() || settings.collectorIp || "127.0.0.1"
+  postToWorker({
+    type: "start",
+    payload: {
+      dbPath: env.DATABASE_PATH,
+      listenHost: host,
+      listenPort: settings.flowListenPort,
+      topN: settings.topN,
+      retentionHours: settings.retentionHours,
+      exporterMap: buildExporterMapPayload(),
+    },
+  })
+}
 
-  for (const row of rows) {
+function stopWorkerProcess(): void {
+  if (restartTimer) {
+    clearTimeout(restartTimer)
+    restartTimer = null
+  }
+  if (worker) {
     try {
-      db.insert(flowBuckets).values({
-        serverId: row.serverId,
-        bucketAt: row.bucketAt,
-        src: row.flow.src || "0.0.0.0",
-        dst: row.flow.dst || "0.0.0.0",
-        proto: row.flow.proto,
-        srcPort: row.flow.srcPort,
-        dstPort: row.flow.dstPort,
-        bytes: row.bytes,
-        packets: row.packets,
-        inIface: row.flow.inIface,
-      }).onConflictDoUpdate({
-        target: [
-          flowBuckets.serverId,
-          flowBuckets.bucketAt,
-          flowBuckets.src,
-          flowBuckets.dst,
-          flowBuckets.proto,
-          flowBuckets.srcPort,
-          flowBuckets.dstPort,
-          flowBuckets.inIface,
-        ],
-        set: {
-          bytes: sql`${flowBuckets.bytes} + excluded.bytes`,
-          packets: sql`${flowBuckets.packets} + excluded.packets`,
-        },
-      }).run()
+      postToWorker({ type: "stop" })
+      void worker.terminate()
     } catch {
-      // ignore single-row failures
-    }
-  }
-
-  db.delete(flowBuckets).where(sql`${flowBuckets.bucketAt} < ${cutoff}`).run()
-
-  const latest = db.select({ bucketAt: flowBuckets.bucketAt }).from(flowBuckets)
-    .orderBy(desc(flowBuckets.bucketAt)).limit(1).all()[0]?.bucketAt
-  if (!latest) return
-  const latestRows = db.select().from(flowBuckets).where(eq(flowBuckets.bucketAt, latest)).all()
-  const byServer = new Map<number, typeof latestRows>()
-  for (const r of latestRows) {
-    const list = byServer.get(r.serverId) ?? []
-    list.push(r)
-    byServer.set(r.serverId, list)
-  }
-  for (const list of byServer.values()) {
-    if (list.length <= topN) continue
-    list.sort((a, b) => b.bytes - a.bytes)
-    for (const d of list.slice(topN)) {
-      db.delete(flowBuckets).where(eq(flowBuckets.id, d.id)).run()
+      /* ignore */
     }
+    worker = null
   }
 }
 
-function onTick() {
-  rollFlowRings()
-  flushPending()
+export function reattachFlowSqlite(): void {
+  attachEngineSqlite(sqliteDatabase)
 }
 
-function onMessage(msg: Buffer, rinfo: { address: string }) {
-  try {
-    const flows = parseFlowPacket(msg, rinfo.address)
-    recordFlowPacket(rinfo.address)
-    if (!flows.length) return
-    if (!queueFlows(rinfo.address, flows)) {
-      recordFlowListenerError(
-        `IPFIX от ${rinfo.address}: нет jump-host с адресом wg-flow. Docker SNAT (172.x) при нескольких JH не различим.`,
-      )
-      return
-    }
-    recordFlowListenerError("")
-  } catch (e) {
-    recordFlowListenerError(e instanceof Error ? e.message : String(e))
-  }
+export function applyHeartbeatForTests(payload: CollectorHeartbeat): void {
+  handleWorkerMessage({ type: "heartbeat", payload })
 }
 
-export function stopTrafficFlowListener() {
-  if (flushTimer) {
-    clearInterval(flushTimer)
-    flushTimer = null
-  }
-  flushPending()
-  if (socket) {
-    try { socket.close() } catch { /* ignore */ }
-    socket = null
-  }
+export function simulateWorkerExitForTests(): number {
+  worker = null
   state = { bound: false, address: null }
+  lastHeartbeat = lastHeartbeat ? { ...lastHeartbeat, workerAlive: false, bound: false } : null
+  if (!wantListen) return restartAttempts
+  restartAttempts += 1
+  return restartAttempts
+}
+
+export function setWantListenForTests(value: boolean): void {
+  wantListen = value
+}
+
+export function getFlowListenerState(): FlowListenerState {
+  return state
+}
+
+export function getFlowWorkerHealth(): FlowWorkerHealth {
+  const hb = lastHeartbeat
+  const mem = getEngineStats()
+  return {
+    alive: Boolean(worker) && (hb?.workerAlive ?? false),
+    bound: state.bound,
+    pendingSize: hb?.pendingSize ?? mem.pendingSize,
+    dropped: hb?.dropped ?? mem.dropped,
+    packetsReceived: hb?.packetsReceived ?? mem.packetsReceived,
+  }
+}
+
+export function getFlowRuntimeCounters() {
+  const settings = getTrafficFlowSettingsRow()
+  const hb = lastHeartbeat
+  return {
+    packetsReceived: hb?.packetsReceived ?? settings.packetsReceived,
+    lastExporterIp: hb?.lastExporterIp ?? settings.lastExporterIp ?? null,
+    lastError: (hb?.lastError ?? settings.lastError) || null,
+    lastDatagramAt: hb?.lastDatagramAt ?? settings.lastDatagramAt ?? null,
+    dropped: hb?.dropped ?? 0,
+  }
 }
 
 export function startTrafficFlowListener() {
   stopTrafficFlowListener()
   const settings = getTrafficFlowSettingsRow()
   if (!settings.enabled) {
+    wantListen = false
     state = { bound: false, address: null }
     return
   }
-  const host = process.env.FLOW_LISTEN_HOST?.trim() || settings.collectorIp || "127.0.0.1"
-  const port = settings.flowListenPort
-  const sock = createSocket("udp4")
-  sock.on("error", (err) => {
-    recordFlowListenerError(err.message)
-    state = { bound: false, address: null }
-  })
-  sock.on("message", onMessage)
-  sock.bind(port, host, () => {
-    state = { bound: true, address: `${host}:${port}` }
-    recordFlowListenerError("")
-  })
-  socket = sock
-  flushTimer = setInterval(onTick, TICK_MS)
+  wantListen = true
+  spawnWorker()
+}
+
+export function stopTrafficFlowListener() {
+  wantListen = false
+  stopWorkerProcess()
+  try {
+    flushPending()
+  } catch {
+    /* ignore */
+  }
+  state = { bound: false, address: null }
+}
+
+export function refreshFlowExporterMap(): void {
+  applyExporterCtxFromDb()
+  postToWorker({ type: "updateExporterMap", payload: buildExporterMapPayload() })
+}
+
+export function getRingMbps(serverId: number, iface = "__all__") {
+  return engineGetRingMbps(serverId, iface)
+}
+
+function mergeInto(map: Map<string, PendingFlowRow>, row: PendingFlowRow): void {
+  const key = `${row.serverId}|${row.bucketAt}|${row.src}|${row.dst}|${row.proto}|${row.srcPort}|${row.dstPort}|${row.inIface}`
+  const prev = map.get(key)
+  if (prev) {
+    prev.bytes += row.bytes
+    prev.packets += row.packets
+    if (row.outIface && !prev.outIface) prev.outIface = row.outIface
+    if (row.nextHop && !prev.nextHop) prev.nextHop = row.nextHop
+    if (row.flowStartMs && (!prev.flowStartMs || row.flowStartMs < prev.flowStartMs)) prev.flowStartMs = row.flowStartMs
+    if (row.flowEndMs > (prev.flowEndMs ?? 0)) prev.flowEndMs = row.flowEndMs
+    return
+  }
+  map.set(key, { ...row })
+}
+
+export function listLiveFlowRows(sinceIso: string): PendingFlowRow[] {
+  if (worker && lastHeartbeat?.workerAlive) {
+    return listStoredFlowRows(sinceIso)
+  }
+  return engineListLive(sinceIso)
 }
 
 export function listStoredFlowRows(sinceIso: string): PendingFlowRow[] {
-  const stored = db.select().from(flowBuckets).where(gte(flowBuckets.bucketAt, sinceIso)).all()
+  const settings = getTrafficFlowSettingsRow()
+  const cap = Math.max(20, settings.topN) * 60
+  const stored = db.select().from(flowBuckets)
+    .where(gte(flowBuckets.bucketAt, sinceIso))
+    .orderBy(sql`${flowBuckets.bytes} DESC`)
+    .limit(cap)
+    .all()
   const merged = new Map<string, PendingFlowRow>()
   for (const r of stored) {
-    const key = `${r.serverId}|${r.bucketAt}|${r.src}|${r.dst}|${r.proto}|${r.srcPort}|${r.dstPort}|${r.inIface}`
-    merged.set(key, {
+    mergeInto(merged, {
       serverId: r.serverId,
       bucketAt: r.bucketAt,
       src: r.src,
@@ -322,27 +307,31 @@ export function listStoredFlowRows(sinceIso: string): PendingFlowRow[] {
       bytes: r.bytes,
       packets: r.packets,
       inIface: r.inIface,
-      outIface: "",
+      outIface: r.outIface ?? "",
+      nextHop: r.nextHop ?? "",
+      flowStartMs: r.flowStartMs ?? 0,
+      flowEndMs: r.flowEndMs ?? 0,
     })
   }
-  for (const p of peekPendingFlows()) {
-    if (p.bucketAt < sinceIso) continue
-    const key = `${p.serverId}|${p.bucketAt}|${p.src}|${p.dst}|${p.proto}|${p.srcPort}|${p.dstPort}|${p.inIface}`
-    const prev = merged.get(key)
-    if (prev) {
-      prev.bytes += p.bytes
-      prev.packets += p.packets
-    } else {
-      merged.set(key, { ...p })
+  if (!worker) {
+    for (const p of peekPendingFlows()) {
+      if (p.bucketAt < sinceIso) continue
+      mergeInto(merged, p)
     }
   }
   return [...merged.values()]
 }
 
+export function listFlowRowsForWindow(minutes: number): PendingFlowRow[] {
+  const sinceIso = new Date(Date.now() - minutes * 60_000).toISOString()
+  if (minutes <= 15 && !worker) return listLiveFlowRows(sinceIso)
+  return listStoredFlowRows(sinceIso)
+}
+
 export function listFlowTalkers(minutes = 5): FlowStatsDto {
   const settings = getTrafficFlowSettingsRow()
-  const rangeStart = new Date(Date.now() - minutes * 60_000).toISOString()
-  const rows = listStoredFlowRows(rangeStart)
+  const runtime = getFlowRuntimeCounters()
+  const rows = listFlowRowsForWindow(minutes)
   const serverRows = db.select().from(servers).all()
   const nameById = new Map(serverRows.map((s) => [s.id, s.name || s.host]))
   const agg = new Map<string, FlowTalkerDto & { rawBytes: number }>()
@@ -406,46 +395,124 @@ export function listFlowTalkers(minutes = 5): FlowStatsDto {
     uniqueDst: dsts.size,
     topProto,
     talkers,
-    lastExporterIp: settings.lastExporterIp ?? null,
-    lastError: settings.lastError || null,
-    packetsReceived: settings.packetsReceived,
-    lastDatagramAt: settings.lastDatagramAt ?? null,
+    lastExporterIp: runtime.lastExporterIp,
+    lastError: runtime.lastError,
+    packetsReceived: runtime.packetsReceived,
+    lastDatagramAt: runtime.lastDatagramAt,
     listenerBound: state.bound,
     listenerAddress: state.address,
   }
 }
 
-export function ingestParsedFlowsForTests(exporterIp: string, flows: ParsedFlow[]) {
-  queueFlows(exporterIp, flows)
+export function ingestParsedFlowsForTests(exporterIp: string, flows: ParsedFlowInput[]) {
+  applyExporterCtxFromDb()
+  const serverId = resolveServerId(exporterIp)
+  if (serverId == null) return
+  queueParsedFlows(serverId, flows)
   rollFlowRings()
   flushPending()
 }
 
-/** Кладёт потоки в pending без flush в SQLite — для юнит-тестов аналитики. */
-export function ingestParsedFlowsForServerForTests(serverId: number, flows: ParsedFlow[]) {
-  const bucketAt = minuteBucketIso()
-  for (const flow of flows) {
-    addToTick(serverId, flow.inIface, flow.outIface, flow.bytes)
-    const key = `${serverId}\0${bucketAt}\0${flow.src}\0${flow.dst}\0${flow.proto}\0${flow.srcPort}\0${flow.dstPort}\0${flow.inIface}`
-    const prev = pending.get(key)
-    if (prev) {
-      prev.bytes += flow.bytes
-      prev.packets += flow.packets
-    } else {
-      pending.set(key, {
-        serverId,
-        bucketAt,
-        flow: { ...flow },
-        bytes: flow.bytes,
-        packets: flow.packets,
-      })
-    }
-  }
-  rollFlowRings()
+export function ingestParsedFlowsForServerForTests(serverId: number, flows: ParsedFlowInput[]) {
+  engineIngestForServer(serverId, flows)
 }
 
 export function resetFlowRingsForTests() {
-  tickAccum.clear()
-  rings.clear()
-  pending.clear()
+  resetEngineForTests()
+  attachEngineSqlite(sqliteDatabase)
+  lastHeartbeat = null
+  wantListen = false
+  restartAttempts = 0
 }
+
+export function lastFlushUsedTransactionForTests(): boolean {
+  return engineLastFlushTx()
+}
+
+export function flushPendingForTests(): void {
+  flushPending()
+}
+
+function tableCount(name: string): number {
+  const row = sqliteDatabase.prepare(`SELECT COUNT(*) AS n FROM ${name}`).get() as { n: number }
+  return Number(row?.n) || 0
+}
+
+function dbFileBytes(): number {
+  const resolved = path.resolve(process.cwd(), env.DATABASE_PATH)
+  if (!existsSync(resolved)) return 0
+  return statSync(resolved).size
+}
+
+async function stopWorkerProcessAsync(): Promise<void> {
+  if (restartTimer) {
+    clearTimeout(restartTimer)
+    restartTimer = null
+  }
+  if (!worker) return
+  const current = worker
+  worker = null
+  try {
+    current.postMessage({ type: "stop" })
+    await current.terminate()
+  } catch {
+    /* ignore */
+  }
+}
+
+/** Удаляет сессии, minute/daily rollup и сжимает SQLite. Ключи WG и пиры JH не трогает. */
+export async function purgeTrafficFlowStore(): Promise<FlowPurgeDto> {
+  beginSqliteExclusiveOp()
+  try {
+    wantListen = false
+    await stopWorkerProcessAsync()
+    resetEngineForTests()
+    attachEngineSqlite(sqliteDatabase)
+    lastHeartbeat = null
+    state = { bound: false, address: null }
+    const fileBytesBefore = dbFileBytes()
+    const deleted = {
+      buckets: tableCount("flow_buckets"),
+      minuteStats: tableCount("flow_minute_stats"),
+      minuteDims: tableCount("flow_minute_dims"),
+      dailyDims: tableCount("flow_daily_dims"),
+    }
+    sqliteDatabase.exec(`
+      DELETE FROM flow_buckets;
+      DELETE FROM flow_minute_stats;
+      DELETE FROM flow_minute_dims;
+      DELETE FROM flow_daily_dims;
+    `)
+    resetFlowIngestCounters()
+    try {
+      sqliteDatabase.pragma("wal_checkpoint(TRUNCATE)")
+    } catch {
+      /* ignore */
+    }
+    let vacuumed = false
+    try {
+      sqliteDatabase.exec("VACUUM")
+      vacuumed = true
+    } catch {
+      vacuumed = false
+    }
+    return {
+      ok: true,
+      deleted,
+      fileBytesBefore,
+      fileBytesAfter: dbFileBytes(),
+      vacuumed,
+    }
+  } finally {
+    try {
+      startTrafficFlowListener()
+    } catch {
+      /* ingest мог остаться выключенным */
+    }
+    endSqliteExclusiveOp()
+  }
+}
+
+export { peekPendingFlows }
+export { setPendingCapForTests } from "./traffic-flow-engine.js"
+export { maybeRefreshIfaces, setRefreshIfacesForTests } from "./traffic-flow-ifaces.js"

backend/src/services/traffic-flow-map-hops.test.ts

@@ -0,0 +1,157 @@
+import assert from "node:assert/strict"
+import { rememberServerIfaces, resetIfaceCacheForTests } from "./traffic-flow-ifindex.js"
+import {
+  ingestParsedFlowsForServerForTests,
+  resetFlowRingsForTests,
+} from "./traffic-flow-ingest.js"
+import { buildFlowMapHops } from "./traffic-flow-map-hops.js"
+import { seedFlowTopologyForTests, type FlowTopology } from "./traffic-flow-topology.js"
+import { disableCatalogFetchForTests, resetFlowCatalogForTests } from "./traffic-flow-classify.js"
+import {
+  disableRipeEnqueueForTests,
+  disableRipePersistForTests,
+  resetRipeCacheForTests,
+} from "./traffic-flow-ripe.js"
+
+disableCatalogFetchForTests()
+resetFlowCatalogForTests()
+disableRipePersistForTests()
+resetRipeCacheForTests()
+disableRipeEnqueueForTests()
+
+const topo: FlowTopology = {
+  clientIfaces: new Map([[7, new Set(["gre-client"])]]),
+  clientByIface: new Map([["7|gre-client", {
+    userId: "u1",
+    login: "alice",
+    name: "Alice",
+    serverId: 7,
+    interfaceName: "gre-client",
+  }]]),
+  enNodes: [{ id: 9, name: "NSK-EN", hosts: ["198.51.100.1"] }],
+  enHosts: new Set(["198.51.100.1"]),
+  jhHosts: new Set(["203.0.113.10"]),
+  wanIfaces: new Map([[3, new Set(["ether1-rt"])]]),
+  plane: {
+    clientIfaceNames: new Set(["gre-client"]),
+    enHosts: new Set(["198.51.100.1"]),
+    jhHosts: new Set(["203.0.113.10"]),
+  },
+}
+
+resetFlowRingsForTests()
+resetIfaceCacheForTests()
+seedFlowTopologyForTests(topo)
+rememberServerIfaces(7, [
+  { ".id": "*2", name: "gre-client" },
+  { ".id": "*3", name: "gre-jh-en" },
+  { ".id": "*A", name: "wg-flow" },
+])
+rememberServerIfaces(3, [
+  { ".id": "*1", name: "ether1-rt" },
+])
+
+ingestParsedFlowsForServerForTests(7, [
+  {
+    src: "10.100.1.17",
+    dst: "8.8.8.8",
+    proto: 6,
+    srcPort: 51234,
+    dstPort: 443,
+    bytes: 12_000,
+    packets: 10,
+    inIface: "2",
+    outIface: "3",
+    nextHop: "198.51.100.1",
+  },
+  {
+    src: "203.0.113.10",
+    dst: "198.51.100.1",
+    proto: 47,
+    srcPort: 0,
+    dstPort: 0,
+    bytes: 5_000_000,
+    packets: 4000,
+    inIface: "3",
+    outIface: "3",
+  },
+  {
+    src: "10.100.1.17",
+    dst: "10.100.1.18",
+    proto: 6,
+    srcPort: 50000,
+    dstPort: 443,
+    bytes: 8000,
+    packets: 8,
+    inIface: "2",
+    outIface: "2",
+  },
+  {
+    src: "10.255.254.1",
+    dst: "10.255.254.2",
+    proto: 17,
+    srcPort: 4739,
+    dstPort: 2055,
+    bytes: 400,
+    packets: 2,
+    inIface: "10",
+    outIface: "",
+  },
+])
+ingestParsedFlowsForServerForTests(3, [
+  {
+    src: "192.168.1.10",
+    dst: "8.8.4.4",
+    proto: 6,
+    srcPort: 40000,
+    dstPort: 443,
+    bytes: 3000,
+    packets: 4,
+    inIface: "1",
+    outIface: "1",
+  },
+])
+
+try {
+  const def = buildFlowMapHops({ minutes: 5 })
+  assert.equal(def.excludeOverlayApplied, true)
+  assert.equal(def.excludeMeshApplied, true)
+  assert.equal(def.dedupApplied, true)
+  assert.equal(def.windowSec, 300)
+
+  const payloadGre = def.hops.find((h) => h.kind === "gre" && h.fromId === "7" && h.toId === "9")
+  assert.ok(payloadGre, "payload JH→EN hop")
+  assert.equal(payloadGre.bytes, 12_000)
+  assert.equal(payloadGre.bps, (12_000 * 8) / 300)
+  assert.equal(payloadGre.bpsFwd, (12_000 * 8) / 300)
+  assert.equal(payloadGre.iface, "gre-jh-en")
+
+  const greIface = def.hops.find((h) => h.kind === "iface" && h.iface === "gre-jh-en" && h.fromId === "7")
+  assert.ok(greIface)
+  assert.equal(greIface.bytes, 12_000)
+  assert.equal(greIface.bpsFwd, (12_000 * 8) / 300)
+
+  assert.ok(!def.hops.some((h) => h.bytes >= 5_000_000), "overlay GRE proto 47 excluded")
+  assert.ok(!def.hops.some((h) => h.iface === "wg-flow"), "mgmt wg-flow excluded")
+  const clientIngress = def.hops.find((h) => h.iface === "gre-client" && h.fromId === "7" && h.kind === "iface")
+  assert.ok(clientIngress, "payload ingress on client iface")
+  assert.equal(clientIngress.bytes, 12_000)
+
+  const wan = def.hops.find((h) => h.kind === "wan" && h.fromId === "3" && h.iface === "ether1-rt")
+  assert.ok(wan, "WAN hop from home-router")
+  assert.equal(wan.bytes, 3000)
+
+  const withAll = buildFlowMapHops({ minutes: 5, excludeOverlay: false, excludeMesh: false })
+  const overlayIface = withAll.hops.find((h) => h.iface === "gre-jh-en" && h.fromId === "7")
+  assert.ok(overlayIface && overlayIface.bytes >= 5_000_000)
+  const meshIface = withAll.hops.find((h) => h.iface === "gre-client" && h.fromId === "7" && h.kind === "iface")
+  assert.ok(meshIface && meshIface.bytes >= 20_000)
+} finally {
+  seedFlowTopologyForTests(null)
+  resetFlowRingsForTests()
+  resetIfaceCacheForTests()
+  resetRipeCacheForTests()
+  resetFlowCatalogForTests()
+}
+
+console.log("traffic-flow-map-hops.test.ts: ok")

backend/src/services/traffic-flow-map-hops.ts

@@ -0,0 +1,216 @@
+import { eq } from "drizzle-orm"
+import type { FlowMapHop, FlowMapHopsDto } from "@mmapp/contracts/traffic-flow"
+import { db } from "../db/index.js"
+import { servers, userInterfaceBindings } from "../db/schema.js"
+import { flowRowMatchesFilter } from "./traffic-flow-apps.js"
+import { dedupFlowRowsMaxBytes } from "./traffic-flow-dedup.js"
+import { getFlowListenerState, listFlowRowsForWindow } from "./traffic-flow-ingest.js"
+import { resolveIfaceName } from "./traffic-flow-ifaces.js"
+import { classifyFlowPlane, shouldKeepPlane } from "./traffic-flow-planes.js"
+import { loadFlowTopology, resolveEn } from "./traffic-flow-topology.js"
+
+export interface FlowMapHopsQuery {
+  minutes: number
+  serverId?: number
+  userId?: string
+  iface?: string
+  dedup?: boolean
+  excludeMesh?: boolean
+  excludeOverlay?: boolean
+}
+
+interface HopAcc {
+  fromId: string
+  fromLabel: string
+  toId: string
+  toLabel: string
+  kind: FlowMapHop["kind"]
+  iface?: string
+  bytes: number
+  bytesFwd: number
+  bytesRev: number
+}
+
+function userIfaceAllow(userId: string): Map<number, Set<string>> | null {
+  if (!userId) return null
+  const binds = db.select().from(userInterfaceBindings).where(eq(userInterfaceBindings.userId, userId)).all()
+  const allow = new Map<number, Set<string>>()
+  for (const b of binds) {
+    const set = allow.get(b.serverId) ?? new Set<string>()
+    set.add(b.interfaceName)
+    allow.set(b.serverId, set)
+  }
+  return allow
+}
+
+function ifaceUsable(name: string): boolean {
+  return Boolean(name) && name !== "—"
+}
+
+function bump(acc: Map<string, HopAcc>, key: string, seed: Omit<HopAcc, "bytes" | "bytesFwd" | "bytesRev">, bytes: number, dir: "fwd" | "rev" | "both"): void {
+  const prev = acc.get(key)
+  const addFwd = dir === "fwd" || dir === "both" ? bytes : 0
+  const addRev = dir === "rev" || dir === "both" ? bytes : 0
+  if (prev) {
+    prev.bytes += bytes
+    prev.bytesFwd += addFwd
+    prev.bytesRev += addRev
+    if (seed.iface && !prev.iface) prev.iface = seed.iface
+    return
+  }
+  acc.set(key, {
+    ...seed,
+    bytes,
+    bytesFwd: addFwd,
+    bytesRev: addRev,
+  })
+}
+
+function toHop(a: HopAcc, windowSec: number): FlowMapHop {
+  return {
+    fromId: a.fromId,
+    fromLabel: a.fromLabel,
+    toId: a.toId,
+    toLabel: a.toLabel,
+    kind: a.kind,
+    ...(a.iface ? { iface: a.iface } : {}),
+    bytes: a.bytes,
+    bps: (a.bytes * 8) / windowSec,
+    bpsFwd: (a.bytesFwd * 8) / windowSec,
+    bpsRev: (a.bytesRev * 8) / windowSec,
+  }
+}
+
+/** Hop-rates для карты сети: те же фильтры, что у общего NetFlow (dedup / mesh / overlay). */
+export function buildFlowMapHops(q: FlowMapHopsQuery): FlowMapHopsDto {
+  const windowSec = Math.max(60, q.minutes * 60)
+  const raw = listFlowRowsForWindow(q.minutes)
+  const allow = q.userId ? userIfaceAllow(q.userId) : null
+  const serverRows = db.select().from(servers).all()
+  const nameById = new Map(serverRows.map((s) => [s.id, s.name || s.host]))
+  const ifaceFilter = q.iface && q.iface !== "__all__" ? q.iface : ""
+  const wantDedup = q.dedup !== false && !ifaceFilter
+  const excludeMesh = q.excludeMesh !== false
+  const excludeOverlay = q.excludeOverlay !== false
+  const topo = loadFlowTopology()
+
+  const matched = []
+  for (const r of raw) {
+    const resolved = resolveIfaceName(r.serverId, r.inIface)
+    const outResolved = resolveIfaceName(r.serverId, r.outIface)
+    if (!flowRowMatchesFilter(r, resolved.name, q, allow)) continue
+    const plane = classifyFlowPlane({
+      src: r.src,
+      dst: r.dst,
+      proto: r.proto,
+      srcPort: r.srcPort,
+      dstPort: r.dstPort,
+      inIface: resolved.name,
+      outIface: outResolved.name,
+    }, topo.plane)
+    if (!shouldKeepPlane(plane, { excludeMesh, excludeOverlay })) continue
+    matched.push(r)
+  }
+
+  const working = wantDedup ? dedupFlowRowsMaxBytes(matched) : matched
+  const hops = new Map<string, HopAcc>()
+
+  for (const r of working) {
+    const inRes = resolveIfaceName(r.serverId, r.inIface)
+    const outRes = resolveIfaceName(r.serverId, r.outIface)
+    const inName = inRes.name
+    const outName = outRes.name
+    const fromId = String(r.serverId)
+    const fromLabel = nameById.get(r.serverId) ?? fromId
+    const wanSet = topo.wanIfaces.get(r.serverId)
+
+    const inOk = ifaceUsable(inName)
+    const outOk = ifaceUsable(outName)
+    const sameIface = inOk && outOk && inName.toLowerCase() === outName.toLowerCase()
+    if (sameIface) {
+      bump(hops, `iface|${fromId}|${inName.toLowerCase()}`, {
+        fromId,
+        fromLabel,
+        toId: "",
+        toLabel: "",
+        kind: "iface",
+        iface: inName,
+      }, r.bytes, "fwd")
+    } else {
+      if (inOk) {
+        bump(hops, `iface|${fromId}|${inName.toLowerCase()}`, {
+          fromId,
+          fromLabel,
+          toId: "",
+          toLabel: "",
+          kind: "iface",
+          iface: inName,
+        }, r.bytes, "rev")
+      }
+      if (outOk) {
+        bump(hops, `iface|${fromId}|${outName.toLowerCase()}`, {
+          fromId,
+          fromLabel,
+          toId: "",
+          toLabel: "",
+          kind: "iface",
+          iface: outName,
+        }, r.bytes, "fwd")
+      }
+    }
+
+    const enOut = ifaceUsable(outName) ? resolveEn(topo, r.nextHop, outName) : null
+    const enIn = ifaceUsable(inName) ? resolveEn(topo, "", inName) : null
+    const en = (enOut && enOut.id !== r.serverId ? enOut : null)
+      ?? (enIn && enIn.id !== r.serverId ? enIn : null)
+    if (en) {
+      const toId = String(en.id)
+      const dir: "fwd" | "rev" = enOut && enOut.id === en.id ? "fwd" : "rev"
+      const greIface = dir === "fwd" && ifaceUsable(outName) ? outName : (ifaceUsable(inName) ? inName : undefined)
+      bump(hops, `gre|${fromId}|${toId}`, {
+        fromId,
+        fromLabel,
+        toId,
+        toLabel: en.name,
+        kind: "gre",
+        iface: greIface,
+      }, r.bytes, dir)
+    }
+
+    if (wanSet?.size) {
+      if (ifaceUsable(inName) && wanSet.has(inName)) {
+        bump(hops, `wan|${fromId}|${inName.toLowerCase()}`, {
+          fromId,
+          fromLabel,
+          toId: "",
+          toLabel: "",
+          kind: "wan",
+          iface: inName,
+        }, r.bytes, "rev")
+      }
+      if (ifaceUsable(outName) && wanSet.has(outName) && outName.toLowerCase() !== inName.toLowerCase()) {
+        bump(hops, `wan|${fromId}|${outName.toLowerCase()}`, {
+          fromId,
+          fromLabel,
+          toId: "",
+          toLabel: "",
+          kind: "wan",
+          iface: outName,
+        }, r.bytes, "fwd")
+      }
+    }
+  }
+
+  const listener = getFlowListenerState()
+  return {
+    hops: [...hops.values()]
+      .map((a) => toHop(a, windowSec))
+      .sort((a, b) => b.bytes - a.bytes),
+    live: listener.bound,
+    rangeMinutes: q.minutes,
+    windowSec,
+    dedupApplied: wantDedup,
+    excludeMeshApplied: excludeMesh,
+    excludeOverlayApplied: excludeOverlay,
+  }
+}

backend/src/services/traffic-flow-overlay.ts

@@ -19,7 +19,7 @@ import {
   getTrafficFlowSettingsRow,
   upsertHostPeer,
 } from "./traffic-flow-settings.js"
-import { startTrafficFlowListener } from "./traffic-flow-ingest.js"
+import { refreshFlowExporterMap, startTrafficFlowListener } from "./traffic-flow-ingest.js"
 import { listTrafficFlowHostFiles } from "./traffic-flow-host-files.js"
 
 const IFACE_NAME = "wg-flow"
@@ -97,6 +97,32 @@ async function ensureWgInputAccept(client: MikrotikClient, listenPort: number):
 /** Официальный авто-source UDP IPFIX, не фильтр 0.0.0.0/0. */
 export const FLOW_TARGET_SRC_AUTO = "0.0.0.0"
 
+async function ensureIpfixFields(client: MikrotikClient): Promise<void> {
+  const body = toRosBody({
+    bytes: "yes",
+    packets: "yes",
+    "src-address": "yes",
+    "dst-address": "yes",
+    protocol: "yes",
+    "src-port": "yes",
+    "dst-port": "yes",
+    "in-interface": "yes",
+    "out-interface": "yes",
+    gateway: "yes",
+    "first-forwarded": "yes",
+    "last-forwarded": "yes",
+    "nat-src-address": "yes",
+    "nat-dst-address": "yes",
+  })
+  const rows = asRosArray<Record<string, unknown>>(await client.get("/ip/traffic-flow/ipfix"))
+  const id = rows[0] ? rosRowId(rows[0]) : ""
+  if (id) {
+    await patchRosPath(client, `/ip/traffic-flow/ipfix/${encodeRosId(id)}`, body)
+    return
+  }
+  await client.post("/ip/traffic-flow/ipfix/set", body)
+}
+
 async function ensureTrafficFlow(
   client: MikrotikClient,
   collectorIp: string,
@@ -116,6 +142,12 @@ async function ensureTrafficFlow(
     await client.post("/ip/traffic-flow/set", body)
   }
 
+  try {
+    await ensureIpfixFields(client)
+  } catch {
+    /* поля IPFIX опциональны на старых ROS */
+  }
+
   const targets = asRosArray<Record<string, unknown>>(await client.get("/ip/traffic-flow/target"))
   const existing = targets.find((t) => String(t["dst-address"] ?? "") === collectorIp)
   const targetBody = toRosBody({
@@ -268,6 +300,7 @@ export async function applyFlowOverlay(
 
     enableTrafficFlowIngest()
     startTrafficFlowListener()
+    refreshFlowExporterMap()
     steps.push("Коллектор IPFIX на MM включён")
 
     return {

backend/src/services/traffic-flow-parse.test.ts

@@ -1,5 +1,5 @@
 import assert from "node:assert/strict"
-import { parseFlowPacket, protoName, resetFlowTemplatesForTests } from "./traffic-flow-parse.js"
+import { parseFlowPacket, protoName, resetFlowTemplatesForTests, templateExporterCountForTests } from "./traffic-flow-parse.js"
 import { allocateOverlayAddress, FLOW_TARGET_SRC_AUTO, usablePublicHost } from "./traffic-flow-overlay.js"
 
 function netflowV5One(): Buffer {
@@ -96,8 +96,109 @@ resetFlowTemplatesForTests()
   parseFlowPacket(tpl, "10.255.254.3")
   const named = parseFlowPacket(data, "10.255.254.3")
   assert.equal(named.length, 1)
-  assert.equal(named[0]?.inIface, "ether1")
+  assert.equal(named[0]?.inIface, "13")
   assert.equal(named[0]?.src, "10.1.1.8")
 }
 
+resetFlowTemplatesForTests()
+{
+  const tpl = Buffer.alloc(16 + 20)
+  tpl.writeUInt16BE(10, 0)
+  tpl.writeUInt16BE(tpl.length, 2)
+  tpl.writeUInt16BE(2, 16)
+  tpl.writeUInt16BE(20, 18)
+  tpl.writeUInt16BE(256, 20)
+  tpl.writeUInt16BE(3, 22)
+  tpl.writeUInt16BE(8, 24)
+  tpl.writeUInt16BE(4, 26)
+  tpl.writeUInt16BE(12, 28)
+  tpl.writeUInt16BE(4, 30)
+  tpl.writeUInt16BE(82, 32)
+  tpl.writeUInt16BE(6, 34)
+  const data = Buffer.alloc(16 + 18)
+  data.writeUInt16BE(10, 0)
+  data.writeUInt16BE(data.length, 2)
+  data.writeUInt16BE(256, 16)
+  data.writeUInt16BE(18, 18)
+  data[20] = 10; data[21] = 1; data[22] = 1; data[23] = 8
+  data[24] = 8; data[25] = 8; data[26] = 8; data[27] = 8
+  data.write("ether1", 28)
+  parseFlowPacket(tpl, "10.255.254.4")
+  const namedOnly = parseFlowPacket(data, "10.255.254.4")
+  assert.equal(namedOnly[0]?.inIface, "ether1")
+}
+
+resetFlowTemplatesForTests()
+{
+  const fieldSpecs: Array<[number, number]> = [
+    [8, 4],
+    [12, 4],
+    [10, 4],
+    [14, 4],
+    [15, 4],
+    [152, 8],
+    [153, 8],
+    [1, 4],
+  ]
+  const tplSetLen = 4 + 4 + fieldSpecs.length * 4
+  const tpl = Buffer.alloc(16 + tplSetLen)
+  tpl.writeUInt16BE(10, 0)
+  tpl.writeUInt16BE(tpl.length, 2)
+  tpl.writeUInt16BE(2, 16)
+  tpl.writeUInt16BE(tplSetLen, 18)
+  tpl.writeUInt16BE(256, 20)
+  tpl.writeUInt16BE(fieldSpecs.length, 22)
+  let off = 24
+  for (const [type, len] of fieldSpecs) {
+    tpl.writeUInt16BE(type, off)
+    tpl.writeUInt16BE(len, off + 2)
+    off += 4
+  }
+  const recLen = fieldSpecs.reduce((n, [, len]) => n + len, 0)
+  const data = Buffer.alloc(16 + 4 + recLen)
+  data.writeUInt16BE(10, 0)
+  data.writeUInt16BE(data.length, 2)
+  data.writeUInt16BE(256, 16)
+  data.writeUInt16BE(4 + recLen, 18)
+  let d = 20
+  data[d] = 10; data[d + 1] = 100; data[d + 2] = 1; data[d + 3] = 17; d += 4
+  data[d] = 173; data[d + 1] = 194; data[d + 2] = 160; data[d + 3] = 163; d += 4
+  data.writeUInt32BE(13, d); d += 4
+  data.writeUInt32BE(42, d); d += 4
+  data[d] = 198; data[d + 1] = 51; data[d + 2] = 100; data[d + 3] = 1; d += 4
+  data.writeBigUInt64BE(1_700_000_000_000n, d); d += 8
+  data.writeBigUInt64BE(1_700_000_060_000n, d); d += 8
+  data.writeUInt32BE(1500, d)
+  parseFlowPacket(tpl, "10.255.254.5")
+  const extra = parseFlowPacket(data, "10.255.254.5")
+  assert.equal(extra.length, 1)
+  assert.equal(extra[0]?.src, "10.100.1.17")
+  assert.equal(extra[0]?.dst, "173.194.160.163")
+  assert.equal(extra[0]?.inIface, "13")
+  assert.equal(extra[0]?.outIface, "42")
+  assert.equal(extra[0]?.nextHop, "198.51.100.1")
+  assert.equal(extra[0]?.flowStartMs, 1_700_000_000_000)
+  assert.equal(extra[0]?.flowEndMs, 1_700_000_060_000)
+  assert.equal(extra[0]?.bytes, 1500)
+}
+
+resetFlowTemplatesForTests()
+{
+  const tpl = Buffer.alloc(16 + 16 + 20)
+  tpl.writeUInt16BE(10, 0)
+  tpl.writeUInt16BE(tpl.length, 2)
+  tpl.writeUInt16BE(2, 16)
+  tpl.writeUInt16BE(16, 18)
+  tpl.writeUInt16BE(256, 20)
+  tpl.writeUInt16BE(2, 22)
+  tpl.writeUInt16BE(8, 24)
+  tpl.writeUInt16BE(4, 26)
+  tpl.writeUInt16BE(12, 28)
+  tpl.writeUInt16BE(4, 30)
+  for (let i = 0; i < 260; i++) {
+    parseFlowPacket(tpl, `203.0.${Math.floor(i / 250)}.${i % 250}`)
+  }
+  assert.ok(templateExporterCountForTests() <= 256)
+}
+
 console.log("traffic-flow-parse.test.ts: ok")

backend/src/services/traffic-flow-parse.ts

@@ -8,6 +8,49 @@ export interface ParsedFlow {
   packets: number
   inIface: string
   outIface: string
+  nextHop: string
+  flowStartMs: number
+  flowEndMs: number
+  natSrc: string
+  natDst: string
+}
+
+export type ParsedFlowInput = Partial<ParsedFlow> & Pick<ParsedFlow, "src" | "dst" | "proto" | "bytes">
+
+export function emptyParsedFlow(): ParsedFlow {
+  return {
+    src: "",
+    dst: "",
+    proto: 0,
+    srcPort: 0,
+    dstPort: 0,
+    bytes: 0,
+    packets: 0,
+    inIface: "",
+    outIface: "",
+    nextHop: "",
+    flowStartMs: 0,
+    flowEndMs: 0,
+    natSrc: "",
+    natDst: "",
+  }
+}
+
+export function normalizeParsedFlow(flow: ParsedFlowInput): ParsedFlow {
+  return {
+    ...emptyParsedFlow(),
+    ...flow,
+    nextHop: flow.nextHop ?? "",
+    flowStartMs: flow.flowStartMs ?? 0,
+    flowEndMs: flow.flowEndMs ?? 0,
+    natSrc: flow.natSrc ?? "",
+    natDst: flow.natDst ?? "",
+    inIface: flow.inIface ?? "",
+    outIface: flow.outIface ?? "",
+    srcPort: flow.srcPort ?? 0,
+    dstPort: flow.dstPort ?? 0,
+    packets: flow.packets ?? 0,
+  }
 }
 
 interface FieldSpec {
@@ -19,8 +62,26 @@ interface Template {
   fields: FieldSpec[]
 }
 
+const MAX_TEMPLATE_EXPORTERS = 256
 const templatesByExporter = new Map<string, Map<number, Template>>()
 
+function templatesForExporter(exporter: string): Map<number, Template> {
+  const existing = templatesByExporter.get(exporter)
+  if (existing) {
+    templatesByExporter.delete(exporter)
+    templatesByExporter.set(exporter, existing)
+    return existing
+  }
+  const created = new Map<number, Template>()
+  templatesByExporter.set(exporter, created)
+  while (templatesByExporter.size > MAX_TEMPLATE_EXPORTERS) {
+    const oldest = templatesByExporter.keys().next().value
+    if (oldest == null || oldest === exporter) break
+    templatesByExporter.delete(oldest)
+  }
+  return created
+}
+
 function ipv4(buf: Buffer, offset: number): string {
   return `${buf[offset]}.${buf[offset + 1]}.${buf[offset + 2]}.${buf[offset + 3]}`
 }
@@ -87,7 +148,7 @@ function parseNetflowV5(buf: Buffer): ParsedFlow[] {
   const out: ParsedFlow[] = []
   let off = 24
   for (let i = 0; i < count && off + 48 <= buf.length; i++) {
-    out.push({
+    out.push(normalizeParsedFlow({
       src: ipv4(buf, off),
       dst: ipv4(buf, off + 4),
       packets: buf.readUInt32BE(off + 16),
@@ -97,7 +158,7 @@ function parseNetflowV5(buf: Buffer): ParsedFlow[] {
       proto: buf.readUInt8(off + 38),
       inIface: String(buf.readUInt16BE(off + 12)),
       outIface: String(buf.readUInt16BE(off + 14)),
-    })
+    }))
     off += 48
   }
   return out
@@ -105,7 +166,7 @@ function parseNetflowV5(buf: Buffer): ParsedFlow[] {
 
 function parseIpfixTemplates(exporter: string, buf: Buffer, setStart: number, setEnd: number, setId: number) {
   let off = setStart + 4
-  const map = templatesByExporter.get(exporter) ?? new Map<number, Template>()
+  const map = templatesForExporter(exporter)
   while (off + 4 <= setEnd) {
     const templateId = buf.readUInt16BE(off)
     const fieldCount = buf.readUInt16BE(off + 2)
@@ -148,6 +209,11 @@ function recordFromFields(
   let inIface = ""
   let outIface = ""
   let ifaceName = ""
+  let nextHop = ""
+  let flowStartMs = 0
+  let flowEndMs = 0
+  let natSrc = ""
+  let natDst = ""
   for (const f of fields) {
     const field = consumeField(buf, off, f.length, limit)
     if (!field) return null
@@ -165,11 +231,26 @@ function recordFromFields(
       case 28:
         if (data.length === 16 && !dst) dst = ipv6(data, 0)
         break
+      case 15:
+        if (data.length === 4 && !nextHop) nextHop = ipv4(data, 0)
+        break
+      case 18:
+        if (data.length === 4 && !nextHop) nextHop = ipv4(data, 0)
+        break
+      case 62:
+        if (data.length === 16 && !nextHop) nextHop = ipv6(data, 0)
+        break
       case 225:
-        if (data.length === 4 && !src) src = ipv4(data, 0)
+        if (data.length === 4) {
+          natSrc = ipv4(data, 0)
+          if (!src) src = natSrc
+        }
         break
       case 226:
-        if (data.length === 4 && !dst) dst = ipv4(data, 0)
+        if (data.length === 4) {
+          natDst = ipv4(data, 0)
+          if (!dst) dst = natDst
+        }
         break
       case 4:
         proto = readUint(data, 0, data.length)
@@ -198,6 +279,24 @@ function recordFromFields(
       case 14:
         outIface = String(readUint(data, 0, data.length))
         break
+      case 21:
+        if (!flowEndMs) flowEndMs = readUint(data, 0, data.length)
+        break
+      case 22:
+        if (!flowStartMs) flowStartMs = readUint(data, 0, data.length)
+        break
+      case 150:
+        if (!flowStartMs) flowStartMs = readUint(data, 0, data.length) * 1000
+        break
+      case 151:
+        if (!flowEndMs) flowEndMs = readUint(data, 0, data.length) * 1000
+        break
+      case 152:
+        flowStartMs = readUint(data, 0, data.length)
+        break
+      case 153:
+        flowEndMs = readUint(data, 0, data.length)
+        break
       case 82:
         ifaceName = data.toString("utf8").replace(/\0/g, "").trim()
         break
@@ -206,8 +305,13 @@ function recordFromFields(
     }
     off = field.next
   }
-  if (ifaceName) inIface = ifaceName
-  return { flow: { src, dst, proto, srcPort, dstPort, bytes, packets, inIface, outIface }, next: off }
+  if (ifaceName && !inIface) inIface = ifaceName
+  return {
+    flow: normalizeParsedFlow({
+      src, dst, proto, srcPort, dstPort, bytes, packets, inIface, outIface, nextHop, flowStartMs, flowEndMs, natSrc, natDst,
+    }),
+    next: off,
+  }
 }
 
 function parseDataRecords(
@@ -255,7 +359,7 @@ function parseNetflowV9(buf: Buffer, exporter: string): ParsedFlow[] {
   const count = buf.readUInt16BE(2)
   let off = 20
   const out: ParsedFlow[] = []
-  const map = templatesByExporter.get(exporter) ?? new Map<number, Template>()
+  const map = templatesForExporter(exporter)
   for (let s = 0; s < count && off + 4 <= buf.length; s++) {
     const setId = buf.readUInt16BE(off)
     const setLen = buf.readUInt16BE(off + 2)
@@ -308,3 +412,7 @@ export function protoName(proto: number): string {
 export function resetFlowTemplatesForTests() {
   templatesByExporter.clear()
 }
+
+export function templateExporterCountForTests(): number {
+  return templatesByExporter.size
+}

backend/src/services/traffic-flow-planes.test.ts

@@ -0,0 +1,82 @@
+import assert from "node:assert/strict"
+import {
+  classifyFlowPlane,
+  classifyFlowPlaneLite,
+  flowBps,
+  shouldKeepPlane,
+} from "./traffic-flow-planes.js"
+
+const youtubeInner = {
+  src: "10.100.1.17",
+  dst: "173.194.160.163",
+  proto: 6,
+  srcPort: 51234,
+  dstPort: 443,
+  inIface: "gre-client",
+  outIface: "NSK-SERVHOST-RTK",
+}
+assert.equal(classifyFlowPlaneLite(youtubeInner), "payload")
+assert.equal(classifyFlowPlane(youtubeInner), "payload")
+
+const greOverlay = {
+  src: "203.0.113.10",
+  dst: "198.51.100.1",
+  proto: 47,
+  srcPort: 0,
+  dstPort: 0,
+  inIface: "ether1",
+  outIface: "NSK-SERVHOST-RTK",
+}
+assert.equal(classifyFlowPlaneLite(greOverlay), "overlay")
+
+const espOverlay = { ...greOverlay, proto: 50 }
+assert.equal(classifyFlowPlaneLite(espOverlay), "overlay")
+
+const mesh = {
+  src: "10.100.1.17",
+  dst: "10.100.1.18",
+  proto: 6,
+  srcPort: 50000,
+  dstPort: 443,
+  inIface: "gre-a",
+  outIface: "gre-b",
+}
+assert.equal(classifyFlowPlaneLite(mesh), "client_mesh")
+
+const mgmt = {
+  src: "10.255.254.2",
+  dst: "10.255.254.1",
+  proto: 17,
+  srcPort: 4739,
+  dstPort: 4739,
+  inIface: "wg-flow",
+  outIface: "",
+}
+assert.equal(classifyFlowPlaneLite(mgmt), "mgmt")
+assert.equal(classifyFlowPlaneLite({ ...youtubeInner, outIface: "wg-flow" }), "payload")
+assert.equal(shouldKeepPlane("mgmt", {}), false)
+assert.equal(shouldKeepPlane("overlay", {}), false)
+assert.equal(shouldKeepPlane("client_mesh", {}), false)
+assert.equal(shouldKeepPlane("payload", {}), true)
+assert.equal(shouldKeepPlane("overlay", { excludeOverlay: false }), true)
+assert.equal(shouldKeepPlane("client_mesh", { excludeMesh: false }), true)
+
+assert.equal(flowBps(1500, 1_000, 2_000, 300), (1500 * 8) / 1)
+assert.equal(flowBps(1500, 0, 0, 300), (1500 * 8) / 300)
+
+const publicJhEn = {
+  src: "203.0.113.10",
+  dst: "198.51.100.1",
+  proto: 6,
+  srcPort: 1000,
+  dstPort: 443,
+  inIface: "ether1",
+  outIface: "gre-en",
+}
+assert.equal(classifyFlowPlane(publicJhEn, {
+  clientIfaceNames: new Set(["gre-client"]),
+  enHosts: new Set(["198.51.100.1"]),
+  jhHosts: new Set(["203.0.113.10"]),
+}), "overlay")
+
+console.log("traffic-flow-planes.test.ts: ok")

backend/src/services/traffic-flow-planes.ts

@@ -0,0 +1,107 @@
+export type FlowPlane = "payload" | "client_mesh" | "overlay" | "mgmt"
+
+export const PLANE_LABEL: Record<FlowPlane, string> = {
+  payload: "Интернет",
+  client_mesh: "Клиенты",
+  overlay: "JH↔EN",
+  mgmt: "mgmt",
+}
+
+const WG_PORTS = new Set([51820, 13232, 51821])
+const FLOW_PORTS = new Set([4739, 2055])
+
+export function isRfc1918(ip: string): boolean {
+  const parts = String(ip ?? "").split(".").map((n) => Number.parseInt(n, 10))
+  if (parts.length !== 4 || parts.some((n) => !Number.isFinite(n))) return false
+  const [a, b] = parts
+  if (a === 10) return true
+  if (a === 192 && b === 168) return true
+  if (a === 172 && b != null && b >= 16 && b <= 31) return true
+  if (a === 100 && b != null && b >= 64 && b <= 127) return true
+  return false
+}
+
+export function isPublicV4(ip: string): boolean {
+  const parts = String(ip ?? "").split(".").map((n) => Number.parseInt(n, 10))
+  if (parts.length !== 4 || parts.some((n) => !Number.isFinite(n))) return false
+  const a = parts[0] ?? 0
+  if (a === 0 || a === 127 || a >= 224) return false
+  return !isRfc1918(ip)
+}
+
+export function isTunnelProto(proto: number, srcPort: number, dstPort: number): boolean {
+  if (proto === 47 || proto === 50) return true
+  if (proto === 17 && (WG_PORTS.has(srcPort) || WG_PORTS.has(dstPort))) return true
+  return false
+}
+
+function ifaceLooksMgmt(name: string): boolean {
+  const n = name.trim().toLowerCase()
+  return n === "wg-flow" || n.endsWith("/wg-flow") || n.includes("wg-flow")
+}
+
+export interface PlaneFlowInput {
+  src: string
+  dst: string
+  proto: number
+  srcPort: number
+  dstPort: number
+  inIface: string
+  outIface?: string
+}
+
+/** Быстрая классификация без топологии — для live ring на ingest. */
+export function classifyFlowPlaneLite(flow: PlaneFlowInput): FlowPlane {
+  if (ifaceLooksMgmt(flow.inIface)) return "mgmt"
+  if (flow.proto === 17 && (FLOW_PORTS.has(flow.srcPort) || FLOW_PORTS.has(flow.dstPort))) return "mgmt"
+  if (isTunnelProto(flow.proto, flow.srcPort, flow.dstPort)) return "overlay"
+  if (isRfc1918(flow.src) && isRfc1918(flow.dst)) return "client_mesh"
+  return "payload"
+}
+
+export interface PlaneTopology {
+  clientIfaceNames: Set<string>
+  enHosts: Set<string>
+  jhHosts: Set<string>
+}
+
+function hostHit(ip: string, hosts: Set<string>): boolean {
+  return Boolean(ip) && hosts.has(ip)
+}
+
+export function classifyFlowPlane(
+  flow: PlaneFlowInput,
+  topo?: PlaneTopology | null,
+): FlowPlane {
+  const lite = classifyFlowPlaneLite(flow)
+  if (!topo) return lite
+  if (lite === "mgmt") return "mgmt"
+  if (lite === "overlay") return "overlay"
+  const srcEn = hostHit(flow.src, topo.enHosts) || hostHit(flow.src, topo.jhHosts)
+  const dstEn = hostHit(flow.dst, topo.enHosts) || hostHit(flow.dst, topo.jhHosts)
+  if (srcEn && dstEn && isPublicV4(flow.src) && isPublicV4(flow.dst)) return "overlay"
+  if (lite === "client_mesh") {
+    const inClient = topo.clientIfaceNames.has(flow.inIface)
+    const outClient = Boolean(flow.outIface && topo.clientIfaceNames.has(flow.outIface))
+    if (inClient || outClient || (isRfc1918(flow.src) && isRfc1918(flow.dst))) return "client_mesh"
+  }
+  return "payload"
+}
+
+export function shouldKeepPlane(
+  plane: FlowPlane,
+  opts: { excludeMesh?: boolean; excludeOverlay?: boolean },
+): boolean {
+  if (plane === "mgmt") return false
+  if (opts.excludeMesh !== false && plane === "client_mesh") return false
+  if (opts.excludeOverlay !== false && plane === "overlay") return false
+  return true
+}
+
+export function flowBps(bytes: number, startMs: number, endMs: number, windowSec: number): number {
+  if (startMs > 0 && endMs > startMs) {
+    const sec = Math.max(1, (endMs - startMs) / 1000)
+    return (bytes * 8) / sec
+  }
+  return (bytes * 8) / Math.max(1, windowSec)
+}

backend/src/services/traffic-flow-purge.test.ts

@@ -0,0 +1,77 @@
+import assert from "node:assert/strict"
+import { mkdtempSync, rmSync } from "node:fs"
+import os from "node:os"
+import path from "node:path"
+
+const dir = mkdtempSync(path.join(os.tmpdir(), "mm-flow-purge-"))
+process.env.DATABASE_PATH = path.join(dir, "test.db")
+
+const { sqliteDatabase } = await import("../db/index.js")
+const {
+  getFlowRuntimeCounters,
+  purgeTrafficFlowStore,
+  stopTrafficFlowListener,
+} = await import("./traffic-flow-ingest.js")
+
+function count(name: string): number {
+  const row = sqliteDatabase.prepare(`SELECT COUNT(*) AS n FROM ${name}`).get() as { n: number }
+  return Number(row?.n) || 0
+}
+
+try {
+  sqliteDatabase.prepare(`
+    INSERT INTO servers (name, host) VALUES ('purge-test', '127.0.0.1')
+  `).run()
+  const serverId = Number(
+    (sqliteDatabase.prepare(`SELECT id FROM servers WHERE name = 'purge-test'`).get() as { id: number }).id,
+  )
+  sqliteDatabase.prepare(`
+    INSERT INTO flow_buckets (server_id, bucket_at, src, dst, proto, src_port, dst_port, bytes, packets, in_iface)
+    VALUES (?, '2026-01-01T00:00:00.000Z', '10.0.0.1', '8.8.8.8', 6, 50000, 443, 100, 1, 'wg-flow')
+  `).run(serverId)
+  sqliteDatabase.prepare(`
+    INSERT INTO flow_minute_stats (server_id, bucket_at, bytes, packets, unique_src, unique_dst, conversations)
+    VALUES (?, '2026-01-01T00:00:00.000Z', 100, 1, 1, 1, 1)
+  `).run(serverId)
+  sqliteDatabase.prepare(`
+    INSERT INTO flow_minute_dims (server_id, bucket_at, dim, key, bytes, packets)
+    VALUES (?, '2026-01-01T00:00:00.000Z', 'country', 'RU', 100, 1)
+  `).run(serverId)
+  sqliteDatabase.prepare(`
+    INSERT INTO flow_daily_dims (server_id, day, dim, key, bytes, packets)
+    VALUES (?, '2026-01-01', 'country', 'RU', 100, 1)
+  `).run(serverId)
+  sqliteDatabase.prepare(`
+    INSERT INTO flow_ip_meta (prefix, asn, country, holder, ok, fetched_at)
+    VALUES ('8.8.8.0/24', 15169, 'US', 'Google', 1, '2026-01-01T00:00:00.000Z')
+  `).run()
+  sqliteDatabase.prepare(`
+    UPDATE traffic_flow_settings SET packets_received = 42, last_exporter_ip = '10.255.254.3' WHERE id = 1
+  `).run()
+
+  const result = await purgeTrafficFlowStore()
+  stopTrafficFlowListener()
+
+  assert.equal(result.ok, true)
+  assert.equal(result.deleted.buckets, 1)
+  assert.equal(result.deleted.minuteStats, 1)
+  assert.equal(result.deleted.minuteDims, 1)
+  assert.equal(result.deleted.dailyDims, 1)
+  assert.equal(count("flow_buckets"), 0)
+  assert.equal(count("flow_minute_stats"), 0)
+  assert.equal(count("flow_minute_dims"), 0)
+  assert.equal(count("flow_daily_dims"), 0)
+  assert.equal(count("flow_ip_meta"), 1)
+  assert.equal(count("servers"), 1)
+  assert.equal(getFlowRuntimeCounters().packetsReceived, 0)
+  assert.equal(getFlowRuntimeCounters().lastExporterIp, null)
+} finally {
+  try {
+    sqliteDatabase.close()
+  } catch {
+    /* ignore */
+  }
+  rmSync(dir, { recursive: true, force: true })
+}
+
+console.log("traffic-flow-purge.test.ts: ok")

backend/src/services/traffic-flow-ripe.test.ts

@@ -69,4 +69,35 @@ enqueueRipeMisses(["203.0.113.50"])
 await flushRipeQueueForTests()
 assert.equal(ripeFetchCountForTests(), afterNeg)
 
+resetRipeCacheForTests()
+disableRipePersistForTests()
+seedRipeCacheForTests({
+  prefix: "1.1.1.0/24",
+  asn: 13335,
+  country: "?",
+  lat: null,
+  lng: null,
+  holder: "CLOUDFLARENET, US",
+  ok: true,
+  fetchedAt: Date.now(),
+})
+assert.equal(lookupRipeCached("1.1.1.1")?.country, "US")
+assert.ok(lookupRipeCached("1.1.1.1")?.country !== "?")
+
+resetRipeCacheForTests()
+disableRipePersistForTests()
+setRipeFetchForTests(async (input) => {
+  const url = String(input)
+  const body = url.includes("network-info")
+    ? { data: { prefix: "1.0.0.0/24", asns: ["13335"] } }
+    : url.includes("maxmind-geo-lite")
+      ? { data: { located_resources: [{ locations: [{ country: "?" }] }] } }
+      : { data: { holder: "CLOUDFLARENET, US" } }
+  return new Response(JSON.stringify(body), { status: 200, headers: { "Content-Type": "application/json" } })
+})
+enqueueRipeMisses(["1.0.0.1"])
+await flushRipeQueueForTests()
+assert.equal(lookupRipeCached("1.0.0.1")?.country, "US")
+assert.equal(lookupRipeCached("1.0.0.1")?.asn, 13335)
+
 console.log("traffic-flow-ripe.test.ts: ok")

backend/src/services/traffic-flow-ripe.ts

@@ -1,5 +1,6 @@
 import { sqliteDatabase } from "../db/index.js"
 import { ipInCidrV4, ipv4ToInt, isNonPublicIp, parseCidrV4 } from "./traffic-flow-ip.js"
+import { resolveRipeCountry } from "./traffic-flow-brands.js"
 
 export interface FlowIpMeta {
   prefix: string
@@ -15,6 +16,7 @@ export interface FlowIpMeta {
 const HIT_TTL_MS = 24 * 60 * 60_000
 const NEG_TTL_MS = 6 * 60 * 60_000
 const MAX_NEW_PREFIX_PER_MIN = 30
+const MAX_QUEUE = 90
 const CONCURRENCY = 3
 const RIPE_BASE = "https://stat.ripe.net/data"
 const UA = "MikrotikManager-flow/1.0"
@@ -107,13 +109,15 @@ function loadSqlite(): void {
     }>
     for (const r of rows) {
       const fetchedAt = Date.parse(r.fetched_at)
+      const asn = Number(r.asn ?? 0) || 0
+      const holder = r.holder || ""
       mem.set(r.prefix, {
         prefix: r.prefix,
-        asn: Number(r.asn ?? 0) || 0,
-        country: r.country || "—",
+        asn,
+        country: resolveRipeCountry(r.country || "", asn, holder) || "—",
         lat: r.lat == null ? null : Number(r.lat),
         lng: r.lng == null ? null : Number(r.lng),
-        holder: r.holder || "",
+        holder,
         ok: r.ok !== 0,
         fetchedAt: Number.isFinite(fetchedAt) ? fetchedAt : 0,
       })
@@ -206,6 +210,8 @@ export function lookupRipeCached(ip: string): FlowIpMeta | null {
     }
   }
   return best
+    ? { ...best, country: resolveRipeCountry(best.country, best.asn, best.holder) || "—" }
+    : null
 }
 
 async function ripeJson(path: string, resource: string): Promise<unknown> {
@@ -247,7 +253,7 @@ function pickGeo(data: unknown): { country: string; lat: number | null; lng: num
     }
   }
   const loc = d?.data?.located_resources?.[0]?.locations?.[0]
-  const country = String(loc?.country ?? "").trim().toUpperCase()
+  const country = resolveRipeCountry(String(loc?.country ?? ""), 0, "")
   const lat = loc?.latitude == null ? null : Number(loc.latitude)
   const lng = loc?.longitude == null ? null : Number(loc.longitude)
   return {
@@ -299,14 +305,15 @@ async function resolveIp(ip: string): Promise<FlowIpMeta | null> {
           /* best-effort */
         }
       }
+      const country = resolveRipeCountry(geo.country, asn, holder)
       const entry: FlowIpMeta = {
         prefix,
         asn,
-        country: geo.country,
+        country: country || "—",
         lat: geo.lat,
         lng: geo.lng,
         holder,
-        ok: Boolean(asn || (geo.country && geo.country !== "—")),
+        ok: Boolean(asn || country),
         fetchedAt: Date.now(),
       }
       mem.set(prefix, entry)
@@ -360,6 +367,7 @@ export function enqueueRipeMisses(ips: Iterable<string>): void {
   if (!enqueueEnabled) return
   loadSqlite()
   for (const raw of ips) {
+    if (queue.length >= MAX_QUEUE) break
     const ip = String(raw ?? "").trim()
     if (!ip || isNonPublicIp(ip)) continue
     if (lookupRipeCached(ip)) continue

backend/src/services/traffic-flow-settings.ts

@@ -131,3 +131,13 @@ export function enableTrafficFlowIngest() {
 export function listHostPeers(): FlowHostPeer[] {
   return parsePeers(getTrafficFlowSettingsRow().peersJson)
 }
+
+export function resetFlowIngestCounters(): void {
+  db.update(trafficFlowSettings).set({
+    packetsReceived: 0,
+    lastDatagramAt: null,
+    lastExporterIp: null,
+    lastError: "",
+    updatedAt: nowIso(),
+  }).where(eq(trafficFlowSettings.id, 1)).run()
+}

backend/src/services/traffic-flow-topology.ts

@@ -0,0 +1,164 @@
+import { db, sqliteDatabase } from "../db/index.js"
+import { appUsers, servers, userInterfaceBindings } from "../db/schema.js"
+import { mapRosInterfaceType } from "../modules/users/iface-type.js"
+import type { PlaneTopology } from "./traffic-flow-planes.js"
+
+export interface FlowClientBinding {
+  userId: string
+  login: string
+  name: string
+  serverId: number
+  interfaceName: string
+}
+
+export interface FlowEnNode {
+  id: number
+  name: string
+  hosts: string[]
+}
+
+export interface FlowTopology {
+  clientIfaces: Map<number, Set<string>>
+  clientByIface: Map<string, FlowClientBinding>
+  enNodes: FlowEnNode[]
+  enHosts: Set<string>
+  jhHosts: Set<string>
+  wanIfaces: Map<number, Set<string>>
+  plane: PlaneTopology
+}
+
+let seeded: FlowTopology | null = null
+
+function parseWanUplinks(raw: string): Array<{ iface?: string; ip?: string }> {
+  try {
+    const parsed = JSON.parse(raw || "[]") as unknown
+    return Array.isArray(parsed) ? parsed as Array<{ iface?: string; ip?: string }> : []
+  } catch {
+    return []
+  }
+}
+
+function ifaceKey(serverId: number, name: string): string {
+  return `${serverId}|${name}`
+}
+
+export function loadFlowTopology(): FlowTopology {
+  if (seeded) return seeded
+  const serverRows = db.select().from(servers).all()
+  const users = db.select().from(appUsers).all()
+  const binds = db.select().from(userInterfaceBindings).all()
+  const loginById = new Map(users.map((u) => [u.id, u]))
+  const clientIfaces = new Map<number, Set<string>>()
+  const clientByIface = new Map<string, FlowClientBinding>()
+  const allClientNames = new Set<string>()
+  for (const b of binds) {
+    const set = clientIfaces.get(b.serverId) ?? new Set<string>()
+    set.add(b.interfaceName)
+    clientIfaces.set(b.serverId, set)
+    allClientNames.add(b.interfaceName)
+    const user = loginById.get(b.userId)
+    clientByIface.set(ifaceKey(b.serverId, b.interfaceName), {
+      userId: b.userId,
+      login: user?.login || b.userId,
+      name: user?.name || user?.login || b.userId,
+      serverId: b.serverId,
+      interfaceName: b.interfaceName,
+    })
+  }
+  const enHosts = new Set<string>()
+  const jhHosts = new Set<string>()
+  const enNodes: FlowEnNode[] = []
+  const wanIfaces = new Map<number, Set<string>>()
+  for (const s of serverRows) {
+    const wans = parseWanUplinks(s.wanUplinks)
+    const hosts = [s.host, ...wans.map((w) => String(w.ip ?? "").trim())].filter(Boolean)
+    const wanSet = new Set(wans.map((w) => String(w.iface ?? "").trim()).filter(Boolean))
+    if (wanSet.size) wanIfaces.set(s.id, wanSet)
+    if (s.type === "exit-node") {
+      for (const h of hosts) enHosts.add(h)
+      enNodes.push({ id: s.id, name: s.name || s.host, hosts })
+    }
+    if (s.type === "jump-host") {
+      for (const h of hosts) jhHosts.add(h)
+    }
+  }
+  return {
+    clientIfaces,
+    clientByIface,
+    enNodes,
+    enHosts,
+    jhHosts,
+    wanIfaces,
+    plane: {
+      clientIfaceNames: allClientNames,
+      enHosts,
+      jhHosts,
+    },
+  }
+}
+
+export function seedFlowTopologyForTests(topo: FlowTopology | null): void {
+  seeded = topo
+}
+
+export function resolveClient(
+  topo: FlowTopology,
+  serverId: number,
+  inIfaceName: string,
+): FlowClientBinding | null {
+  return topo.clientByIface.get(ifaceKey(serverId, inIfaceName)) ?? null
+}
+
+export function resolveEn(
+  topo: FlowTopology,
+  nextHop: string,
+  outIfaceName: string,
+): FlowEnNode | null {
+  if (nextHop) {
+    const hit = topo.enNodes.find((n) => n.hosts.includes(nextHop))
+    if (hit) return hit
+  }
+  const needle = outIfaceName.trim().toLowerCase()
+  if (!needle) return null
+  return topo.enNodes.find((n) => {
+    const name = n.name.toLowerCase()
+    const host = (n.hosts[0] ?? "").toLowerCase()
+    return (name && needle.includes(name)) || (host && needle.includes(host.split(".")[0] ?? ""))
+  }) ?? null
+}
+
+export function enGreIfaceNames(topo: FlowTopology, serverId: number, ifaceNames: string[]): string[] {
+  const client = topo.clientIfaces.get(serverId) ?? new Set<string>()
+  return ifaceNames.filter((name) => {
+    if (client.has(name)) return false
+    if (name === "wg-flow") return false
+    return mapRosInterfaceType("", name) === "gre"
+  })
+}
+
+export function latestWireBps(serverId: number, ifaceNames: string[]): { bps: number; bytes: number } {
+  if (!ifaceNames.length) return { bps: 0, bytes: 0 }
+  const placeholders = ifaceNames.map(() => "?").join(",")
+  const rows = sqliteDatabase.prepare(`
+    SELECT interface_name AS name, rx_bps AS rxBps, tx_bps AS txBps, rx_bytes AS rxBytes, tx_bytes AS txBytes
+    FROM traffic_samples
+    WHERE server_id = ? AND interface_name IN (${placeholders})
+    ORDER BY sampled_at DESC
+  `).all(serverId, ...ifaceNames) as Array<{
+    name: string
+    rxBps: number
+    txBps: number
+    rxBytes: number
+    txBytes: number
+  }>
+  const seen = new Set<string>()
+  let bps = 0
+  let bytes = 0
+  for (const r of rows) {
+    if (seen.has(r.name)) continue
+    seen.add(r.name)
+    bps += (Number(r.rxBps) || 0) + (Number(r.txBps) || 0)
+    bytes += (Number(r.rxBytes) || 0) + (Number(r.txBytes) || 0)
+  }
+  return { bps, bytes }
+}

backend/tsconfig.json

@@ -15,5 +15,5 @@
     "sourceMap": true
   },
   "include": ["src/**/*"],
-  "exclude": ["node_modules", "dist"]
+  "exclude": ["node_modules", "dist", "src/**/*.test.ts"]
 }

components/data-grids/traffic-flows-data-grid.tsx

@@ -28,12 +28,19 @@ function TrafficFlowsDataGrid({
 }) {
   const columns = useMemo<ColumnDef<FlowTalkerDto>[]>(
     () => [
+      {
+        id: "client",
+        accessorFn: (r) => r.clientName ?? "",
+        header: () => <span className="text-xs font-medium text-muted-foreground">Клиент</span>,
+        cell: ({ row }) => <span className="text-xs">{row.original.clientName || "—"}</span>,
+        meta: { headerClassName: DATA_GRID_CELL_PAD_FIRST, cellClassName: DATA_GRID_CELL_PAD_FIRST },
+      },
       {
         id: "server",
         accessorKey: "serverName",
         header: () => <span className="text-xs font-medium text-muted-foreground">JH</span>,
         cell: ({ row }) => <span className="text-sm font-medium">{row.original.serverName}</span>,
-        meta: { headerClassName: DATA_GRID_CELL_PAD_FIRST, cellClassName: DATA_GRID_CELL_PAD_FIRST },
+        meta: { headerClassName: DATA_GRID_CELL_PAD, cellClassName: DATA_GRID_CELL_PAD },
       },
       {
         id: "src",
@@ -96,6 +103,20 @@ function TrafficFlowsDataGrid({
         cell: ({ row }) => <span className="text-xs tabular-nums">{formatBytes(row.original.bytes)}</span>,
         meta: { headerClassName: DATA_GRID_CELL_PAD, cellClassName: DATA_GRID_CELL_PAD },
       },
+      {
+        id: "en",
+        accessorFn: (r) => r.enName ?? "",
+        header: () => <span className="text-xs font-medium text-muted-foreground">EN</span>,
+        cell: ({ row }) => <span className="text-xs">{row.original.enName || "—"}</span>,
+        meta: { headerClassName: DATA_GRID_CELL_PAD, cellClassName: DATA_GRID_CELL_PAD },
+      },
+      {
+        id: "plane",
+        accessorFn: (r) => r.plane ?? "",
+        header: () => <span className="text-xs font-medium text-muted-foreground">Плоскость</span>,
+        cell: ({ row }) => <span className="text-xs text-muted-foreground">{row.original.plane || "—"}</span>,
+        meta: { headerClassName: DATA_GRID_CELL_PAD, cellClassName: DATA_GRID_CELL_PAD },
+      },
       {
         id: "iface",
         accessorKey: "inIface",

components/flag.tsx

@@ -46,6 +46,7 @@ function nearestCdnSize(px: number): number {
 export function Flag({ code, size = 20, className }: FlagProps) {
   if (!code) return null
   const lower  = code.toLowerCase()
+  if (!/^[a-z]{2}$/.test(lower)) return null
   const name   = countryName(code.toUpperCase())
   const cdnSrc = nearestCdnSize(size)
   const cdnSrc2x = nearestCdnSize(size * 2)

components/traffic/flow-analytics-panel.tsx

@@ -2,10 +2,10 @@
 
 import { useMemo, useState } from "react"
 import { type ColumnDef, getCoreRowModel, useReactTable } from "@tanstack/react-table"
-import type { FlowAnalyticsDto, FlowBreakdownRow, FlowEntityCard } from "@mmapp/contracts/traffic-flow"
-import { ArrowDownIcon, ArrowUpIcon, GitBranchIcon, GlobeIcon, LayersIcon, UsersIcon } from "lucide-react"
+import type { FlowAnalyticsDto, FlowBreakdownRow, FlowEntityCard, FlowPathRow, FlowTalkerDto } from "@mmapp/contracts/traffic-flow"
+import { ArrowDownIcon, ArrowUpIcon, GitBranchIcon, GlobeIcon, LayersIcon, NetworkIcon, RouteIcon, ShieldIcon, UsersIcon } from "lucide-react"
 import { Badge } from "@/components/reui/badge"
-import { KpiStatGrid } from "@/components/reui-kit/kpi-stat-grid"
+import { KpiStatGrid, type KpiStatItem } from "@/components/reui-kit/kpi-stat-grid"
 import { TrafficRxTxChart } from "@/components/reui-kit/traffic-rx-tx-chart"
 import { Tabs, TabsContent, TabsList, TabsTrigger } from "@/components/ui/tabs"
 import { Switch } from "@/components/ui/switch"
@@ -30,13 +30,14 @@ function formatBytes(n: number): string {
   return `${n} Б`
 }
 
-const RANGE_KEYS = ["5m", "15m", "1h", "4h", "24h"] as const
+const RANGE_KEYS = ["5m", "15m", "1h", "4h", "24h", "30d"] as const
 const RANGE_LABELS: Record<string, string> = {
   "5m": "5м",
   "15m": "15м",
   "1h": "1ч",
   "4h": "4ч",
   "24h": "24ч",
+  "30d": "месяц",
 }
 
 function MiniAreaChart({ rx, tx, height = 44 }: { rx: number[]; tx: number[]; height?: number }) {
@@ -108,14 +109,38 @@ export function FlowEntityCardView({
   )
 }
 
+type SessionFilter = {
+  kind: "application" | "category" | "service" | "asn" | "country" | "protocol" | "source" | "destination" | "iface" | "client" | "en"
+  value: string
+  label: string
+}
+
+function talkerMatchesFilter(row: FlowTalkerDto, filter: SessionFilter): boolean {
+  switch (filter.kind) {
+    case "application": return row.application === filter.value
+    case "category": return row.category === filter.value
+    case "service": return row.service === filter.value
+    case "asn": return String(row.dstAsn ?? "") === filter.value
+    case "country": return row.dstCountry === filter.value
+    case "protocol": return row.protoName === filter.value
+    case "source": return row.src === filter.value
+    case "destination": return row.dst === filter.value
+    case "iface": return row.inIface === filter.value
+    case "client": return (row.clientId || "unknown") === filter.value
+    case "en": return (row.enId || "") === filter.value
+  }
+}
+
 function FlowBreakdownGrid({
   rows,
   empty,
   country,
+  onPick,
 }: {
   rows: FlowBreakdownRow[]
   empty?: string
   country?: boolean
+  onPick?: (row: FlowBreakdownRow) => void
 }) {
   const columns = useMemo<ColumnDef<FlowBreakdownRow>[]>(
     () => [
@@ -178,7 +203,107 @@ function FlowBreakdownGrid({
   })
 
   return (
-    <DataGridShell table={table} recordCount={rows.length} emptyMessage={empty ?? "Нет данных за период"} />
+    <DataGridShell
+      table={table}
+      recordCount={rows.length}
+      emptyMessage={empty ?? "Нет данных за период"}
+      onRowClick={onPick}
+    />
+  )
+}
+
+function FlowPathsGrid({
+  rows,
+  empty,
+  onPick,
+}: {
+  rows: FlowPathRow[]
+  empty?: string
+  onPick?: (row: FlowPathRow) => void
+}) {
+  const columns = useMemo<ColumnDef<FlowPathRow>[]>(
+    () => [
+      {
+        id: "client",
+        accessorKey: "clientName",
+        header: () => <span className="text-xs font-medium text-muted-foreground">Клиент</span>,
+        cell: ({ row }) => <span className="text-sm font-medium">{row.original.clientName}</span>,
+        meta: { headerClassName: DATA_GRID_CELL_PAD_FIRST, cellClassName: DATA_GRID_CELL_PAD_FIRST },
+      },
+      {
+        id: "ifaces",
+        accessorKey: "ifaces",
+        header: () => <span className="text-xs font-medium text-muted-foreground">Ifaces</span>,
+        cell: ({ row }) => <span className="font-mono text-xs text-muted-foreground">{row.original.ifaces}</span>,
+        meta: { headerClassName: DATA_GRID_CELL_PAD, cellClassName: DATA_GRID_CELL_PAD },
+      },
+      {
+        id: "jh",
+        accessorKey: "serverName",
+        header: () => <span className="text-xs font-medium text-muted-foreground">JH</span>,
+        cell: ({ row }) => <span className="text-xs">{row.original.serverName}</span>,
+        meta: { headerClassName: DATA_GRID_CELL_PAD, cellClassName: DATA_GRID_CELL_PAD },
+      },
+      {
+        id: "in",
+        accessorKey: "inIface",
+        header: () => <span className="text-xs font-medium text-muted-foreground">In</span>,
+        cell: ({ row }) => <span className="font-mono text-xs">{row.original.inIface}</span>,
+        meta: { headerClassName: DATA_GRID_CELL_PAD, cellClassName: DATA_GRID_CELL_PAD },
+      },
+      {
+        id: "en",
+        accessorKey: "enName",
+        header: () => <span className="text-xs font-medium text-muted-foreground">EN</span>,
+        cell: ({ row }) => <span className="text-xs">{row.original.enName || "—"}</span>,
+        meta: { headerClassName: DATA_GRID_CELL_PAD, cellClassName: DATA_GRID_CELL_PAD },
+      },
+      {
+        id: "dst",
+        accessorKey: "dst",
+        header: () => <span className="text-xs font-medium text-muted-foreground">Dest</span>,
+        cell: ({ row }) => (
+          <span className="flex min-w-0 flex-col gap-0.5 text-xs">
+            <span className="font-mono">{row.original.dst}</span>
+            <span className="text-[10px] text-muted-foreground truncate">
+              {[row.original.category, row.original.service].filter(Boolean).join(" · ")}
+            </span>
+          </span>
+        ),
+        meta: { headerClassName: DATA_GRID_CELL_PAD, cellClassName: DATA_GRID_CELL_PAD },
+      },
+      {
+        id: "rate",
+        accessorFn: (r) => r.bps,
+        header: () => <span className="text-xs font-medium text-muted-foreground">Скорость</span>,
+        cell: ({ row }) => <span className="text-xs tabular-nums">{fmtRate(row.original.bps / 1_000_000)}</span>,
+        meta: { headerClassName: DATA_GRID_CELL_PAD, cellClassName: DATA_GRID_CELL_PAD },
+      },
+      {
+        id: "bytes",
+        accessorKey: "bytes",
+        header: () => <span className="text-xs font-medium text-muted-foreground">Байты</span>,
+        cell: ({ row }) => <span className="text-xs tabular-nums">{formatBytes(row.original.bytes)}</span>,
+        meta: { headerClassName: DATA_GRID_CELL_PAD_LAST, cellClassName: DATA_GRID_CELL_PAD_LAST },
+      },
+    ],
+    [],
+  )
+
+  const table = useReactTable({
+    data: rows,
+    columns,
+    getCoreRowModel: getCoreRowModel(),
+    getRowId: (row) => row.id,
+  })
+
+  return (
+    <DataGridShell
+      table={table}
+      recordCount={rows.length}
+      emptyMessage={empty ?? "Нет путей"}
+      onRowClick={onPick}
+    />
   )
 }
 
@@ -191,6 +316,10 @@ export function FlowAnalyticsDetail({
   onIface,
   dedup,
   onDedup,
+  excludeMesh,
+  onExcludeMesh,
+  excludeOverlay,
+  onExcludeOverlay,
   liveHint,
   emptyHint,
 }: {
@@ -202,17 +331,26 @@ export function FlowAnalyticsDetail({
   onIface: (name: string) => void
   dedup: boolean
   onDedup: (value: boolean) => void
+  excludeMesh: boolean
+  onExcludeMesh: (value: boolean) => void
+  excludeOverlay: boolean
+  onExcludeOverlay: (value: boolean) => void
   liveHint?: string
   emptyHint?: string
 }) {
   const [slice, setSlice] = useState("applications")
-  const [mapCountry, setMapCountry] = useState<string | null>(null)
+  const [sessionFilter, setSessionFilter] = useState<SessionFilter | null>(null)
   const rxNow = analytics ? analytics.bpsNow / 1_000_000 : (card?.rxNow ?? 0)
   const bytes = analytics?.bytes ?? card?.bytes ?? 0
   const sessionRows = (analytics?.conversationsList ?? []).filter((row) =>
-    mapCountry ? row.dstCountry === mapCountry : true,
+    sessionFilter ? talkerMatchesFilter(row, sessionFilter) : true,
   )
 
+  function pickBreakdown(kind: SessionFilter["kind"], row: FlowBreakdownRow) {
+    setSessionFilter({ kind, value: row.id, label: row.label })
+    setSlice("sessions")
+  }
+
   if (!card) {
     return (
       <p className="text-sm text-muted-foreground py-8 text-center">
@@ -243,6 +381,26 @@ export function FlowAnalyticsDetail({
               Без дублей
             </Label>
           </div>
+          <div className="flex items-center gap-2">
+            <Switch
+              id="flow-exclude-overlay"
+              checked={excludeOverlay}
+              onCheckedChange={onExcludeOverlay}
+            />
+            <Label htmlFor="flow-exclude-overlay" className="text-xs text-muted-foreground whitespace-nowrap">
+              Без overlay
+            </Label>
+          </div>
+          <div className="flex items-center gap-2">
+            <Switch
+              id="flow-exclude-mesh"
+              checked={excludeMesh}
+              onCheckedChange={onExcludeMesh}
+            />
+            <Label htmlFor="flow-exclude-mesh" className="text-xs text-muted-foreground whitespace-nowrap">
+              Без mesh
+            </Label>
+          </div>
           <div className="flex gap-1">
             {RANGE_KEYS.map((r) => (
               <button
@@ -311,7 +469,7 @@ export function FlowAnalyticsDetail({
       <div className="mt-4 pt-4 border-t">
         <KpiStatGrid
           aria-label="Скорость потоков"
-          items={[
+          items={([
             {
               id: "bps-now",
               label: "Скорость сейчас",
@@ -322,11 +480,38 @@ export function FlowAnalyticsDetail({
             },
             {
               id: "bytes",
-              label: "Байт за период",
+              label: "Payload",
               value: formatBytes(bytes),
+              hint: "inner IPFIX",
               icon: <ArrowUpIcon className="size-4" />,
               iconClassName: "text-info",
             },
+            {
+              id: "overlay",
+              label: "JH↔EN overlay",
+              value: fmtRate((analytics?.bpsOverlay ?? 0) / 1_000_000),
+              hint: analytics?.bytesOverlay ? formatBytes(analytics.bytesOverlay) : undefined,
+              icon: <ShieldIcon className="size-4" />,
+              iconClassName: "text-warning",
+            },
+            {
+              id: "wire",
+              label: "Wire GRE",
+              value: fmtRate((analytics?.bpsWire ?? 0) / 1_000_000),
+              hint: "счётчик iface",
+              icon: <RouteIcon className="size-4" />,
+              iconClassName: "text-primary",
+            },
+            ...(!excludeMesh
+              ? [{
+                  id: "mesh",
+                  label: "Mesh",
+                  value: formatBytes(analytics?.bytesMesh ?? 0),
+                  hint: "клиент↔клиент",
+                  icon: <NetworkIcon className="size-4" />,
+                  iconClassName: "text-muted-foreground",
+                }]
+              : []),
             {
               id: "flows",
               label: "Сессии",
@@ -351,7 +536,7 @@ export function FlowAnalyticsDetail({
               icon: <LayersIcon className="size-4" />,
               iconClassName: "text-primary",
             },
-          ]}
+          ] satisfies KpiStatItem[])}
         />
       </div>
 
@@ -371,51 +556,66 @@ export function FlowAnalyticsDetail({
             <TabsTrigger value="protocols">Протоколы</TabsTrigger>
             <TabsTrigger value="sources">Источники</TabsTrigger>
             <TabsTrigger value="destinations">Назначения</TabsTrigger>
+            <TabsTrigger value="paths">Пути</TabsTrigger>
             <TabsTrigger value="sessions">Сессии</TabsTrigger>
             <TabsTrigger value="interfaces">Интерфейсы</TabsTrigger>
           </TabsList>
           <TabsContent value="applications">
-            <FlowBreakdownGrid rows={analytics?.applications ?? []} />
+            <FlowBreakdownGrid rows={analytics?.applications ?? []} onPick={(row) => pickBreakdown("application", row)} />
           </TabsContent>
           <TabsContent value="categories">
-            <FlowBreakdownGrid rows={analytics?.categories ?? []} />
+            <FlowBreakdownGrid rows={analytics?.categories ?? []} onPick={(row) => pickBreakdown("category", row)} />
           </TabsContent>
           <TabsContent value="services">
-            <FlowBreakdownGrid rows={analytics?.services ?? []} />
+            <FlowBreakdownGrid rows={analytics?.services ?? []} onPick={(row) => pickBreakdown("service", row)} />
           </TabsContent>
           <TabsContent value="asns">
-            <FlowBreakdownGrid rows={analytics?.asns ?? []} />
+            <FlowBreakdownGrid rows={analytics?.asns ?? []} onPick={(row) => pickBreakdown("asn", row)} />
           </TabsContent>
           <TabsContent value="countries">
-            <FlowBreakdownGrid rows={analytics?.countries ?? []} country />
+            <FlowBreakdownGrid rows={analytics?.countries ?? []} country onPick={(row) => pickBreakdown("country", row)} />
           </TabsContent>
           <TabsContent value="map">
             <FlowTrafficMap
               edges={analytics?.mapEdges ?? []}
               onSelectCountry={(iso) => {
-                setMapCountry(iso)
+                setSessionFilter({ kind: "country", value: iso, label: iso })
                 setSlice("sessions")
               }}
             />
           </TabsContent>
           <TabsContent value="protocols">
-            <FlowBreakdownGrid rows={analytics?.protocols ?? []} />
+            <FlowBreakdownGrid rows={analytics?.protocols ?? []} onPick={(row) => pickBreakdown("protocol", row)} />
           </TabsContent>
           <TabsContent value="sources">
-            <FlowBreakdownGrid rows={analytics?.sources ?? []} />
+            <FlowBreakdownGrid rows={analytics?.sources ?? []} onPick={(row) => pickBreakdown("source", row)} />
           </TabsContent>
           <TabsContent value="destinations">
-            <FlowBreakdownGrid rows={analytics?.destinations ?? []} />
+            <FlowBreakdownGrid rows={analytics?.destinations ?? []} onPick={(row) => pickBreakdown("destination", row)} />
+          </TabsContent>
+          <TabsContent value="paths">
+            <FlowPathsGrid
+              rows={analytics?.paths ?? []}
+              empty="Нет путей за период"
+              onPick={(row) => {
+                setSessionFilter({
+                  kind: "client",
+                  value: row.clientId,
+                  label: `${row.clientName} → ${row.enName || row.dst}`,
+                })
+                setSlice("sessions")
+              }}
+            />
           </TabsContent>
           <TabsContent value="sessions">
-            {mapCountry ? (
+            {sessionFilter ? (
               <div className="flex items-center gap-2 mb-2">
                 <GlobeIcon className="size-3.5 text-muted-foreground" />
-                <span className="text-xs text-muted-foreground">фильтр страны {mapCountry}</span>
+                <Badge variant="secondary" size="sm">Фильтр: {sessionFilter.label}</Badge>
                 <button
                   type="button"
                   className="text-xs text-primary"
-                  onClick={() => setMapCountry(null)}
+                  onClick={() => setSessionFilter(null)}
                 >
                   сбросить
                 </button>
@@ -423,13 +623,14 @@ export function FlowAnalyticsDetail({
             ) : null}
             <TrafficFlowsDataGrid
               rows={sessionRows}
-              emptyHint={emptyHint}
+              emptyHint={emptyHint ?? "Нет сессий по выбранному фильтру"}
             />
           </TabsContent>
           <TabsContent value="interfaces">
             <FlowBreakdownGrid
               rows={analytics?.interfaces ?? []}
               empty="Нет данных по интерфейсам"
+              onPick={(row) => pickBreakdown("iface", row)}
             />
           </TabsContent>
         </Tabs>

components/traffic/flow-traffic-map.tsx

@@ -72,7 +72,9 @@ function FlowTrafficMap({
         header: () => <span className="text-xs font-medium text-muted-foreground">Назначение</span>,
         cell: ({ row }) => (
           <span className="flex items-center gap-1.5 text-sm">
-            <Flag code={row.original.toCountry} />
+            {/^[a-z]{2}$/i.test(row.original.toCountry)
+              ? <Flag code={row.original.toCountry} />
+              : null}
             {row.original.toCountry}
             {row.original.toAsn ? <span className="font-mono text-[10px] text-muted-foreground">AS{row.original.toAsn}</span> : null}
           </span>
@@ -176,7 +178,12 @@ function FlowTrafficMap({
           ) : null}
         </FramePanel>
       </Frame>
-      <DataGridShell table={table} recordCount={edges.length} emptyMessage="Нет рёбер с известной страной" />
+      <DataGridShell
+        table={table}
+        recordCount={edges.length}
+        emptyMessage="Нет рёбер с известной страной"
+        onRowClick={(row) => onSelectCountry?.(row.toCountry)}
+      />
     </div>
   )
 }

components/traffic/netflow-purge-dialog.tsx

@@ -0,0 +1,72 @@
+"use client"
+
+import {
+  AlertDialog,
+  AlertDialogAction,
+  AlertDialogCancel,
+  AlertDialogContent,
+  AlertDialogDescription,
+  AlertDialogFooter,
+  AlertDialogHeader,
+  AlertDialogMedia,
+  AlertDialogTitle,
+} from "@/components/ui/alert-dialog"
+import type { FlowPurgeDto } from "@mmapp/contracts/traffic-flow"
+import { AlertCircleIcon, LoaderCircleIcon } from "lucide-react"
+
+function formatDbFileBytes(n: number): string {
+  if (n < 1024) return `${n} Б`
+  if (n < 1024 * 1024) return `${(n / 1024).toFixed(1)} КБ`
+  return `${(n / (1024 * 1024)).toFixed(1)} МБ`
+}
+
+export function formatFlowPurgeResult(result: FlowPurgeDto): string {
+  const rows =
+    result.deleted.buckets +
+    result.deleted.minuteStats +
+    result.deleted.minuteDims +
+    result.deleted.dailyDims
+  const vacuumHint = result.vacuumed ? "" : " VACUUM не выполнен."
+  return `Удалено строк: ${rows}. Файл ${formatDbFileBytes(result.fileBytesBefore)} → ${formatDbFileBytes(result.fileBytesAfter)}.${vacuumHint}`
+}
+
+export function NetflowPurgeConfirm({
+  open,
+  busy,
+  onConfirm,
+  onCancel,
+}: {
+  open: boolean
+  busy?: boolean
+  onConfirm: () => void
+  onCancel: () => void
+}) {
+  return (
+    <AlertDialog open={open} onOpenChange={(v) => { if (!v && !busy) onCancel() }}>
+      <AlertDialogContent size="default">
+        <AlertDialogHeader>
+          <AlertDialogMedia className="bg-destructive/10 text-destructive">
+            <AlertCircleIcon />
+          </AlertDialogMedia>
+          <AlertDialogTitle>Сбросить данные NetFlow?</AlertDialogTitle>
+          <AlertDialogDescription>
+            Будут удалены сессии и агрегаты (minute/daily) из SQLite, затем VACUUM.
+            Ключи WireGuard, пиры JH, настройки коллектора и кэш RIPE сохранятся.
+            На время операции приём IPFIX остановится.
+          </AlertDialogDescription>
+        </AlertDialogHeader>
+        <AlertDialogFooter>
+          <AlertDialogCancel disabled={busy} onClick={onCancel}>Отмена</AlertDialogCancel>
+          <AlertDialogAction
+            variant="destructive"
+            disabled={busy}
+            onClick={onConfirm}
+          >
+            {busy ? <LoaderCircleIcon className="size-4 animate-spin" /> : null}
+            {busy ? "Сброс…" : "Сбросить"}
+          </AlertDialogAction>
+        </AlertDialogFooter>
+      </AlertDialogContent>
+    </AlertDialog>
+  )
+}

components/traffic/netflow-settings-panel.tsx

@@ -14,8 +14,10 @@ import {
   generateTrafficFlowKeys,
   getTrafficFlowHostFiles,
   getTrafficFlowSettings,
+  purgeTrafficFlowData,
   putTrafficFlowSettings,
 } from "@/shared/api/traffic-flow"
+import { formatFlowPurgeResult, NetflowPurgeConfirm } from "@/components/traffic/netflow-purge-dialog"
 import { KeyRoundIcon, DownloadIcon, InfoIcon } from "lucide-react"
 
 const HOST_STEPS = [
@@ -46,6 +48,8 @@ function NetflowSettingsPanel({
   const [retention, setRetention] = useState("24")
   const [topN, setTopN] = useState("200")
   const [ingestOn, setIngestOn] = useState(false)
+  const [purgeOpen, setPurgeOpen] = useState(false)
+  const [purgeBusy, setPurgeBusy] = useState(false)
 
   const load = useCallback(async () => {
     if (!enabled) return
@@ -102,6 +106,20 @@ function NetflowSettingsPanel({
     }
   }
 
+  async function handlePurgeConfirm() {
+    setPurgeBusy(true)
+    try {
+      const result = await purgeTrafficFlowData(backendUrl)
+      toast.success(formatFlowPurgeResult(result))
+      setPurgeOpen(false)
+      await load()
+    } catch (e) {
+      toast.error(e instanceof Error ? e.message : "Не удалось сбросить NetFlow")
+    } finally {
+      setPurgeBusy(false)
+    }
+  }
+
   async function handleExport() {
     setBusy(true)
     try {
@@ -196,18 +214,35 @@ function NetflowSettingsPanel({
         </div>
 
         <div className="flex flex-wrap gap-2">
-          <Button size="sm" disabled={busy} onClick={() => { void handleSave() }}>
+          <Button size="sm" disabled={busy || purgeBusy} onClick={() => { void handleSave() }}>
             Сохранить NetFlow
           </Button>
-          <Button size="sm" variant="outline" disabled={busy} onClick={() => { void handleKeys() }}>
+          <Button size="sm" variant="outline" disabled={busy || purgeBusy} onClick={() => { void handleKeys() }}>
             <KeyRoundIcon className="size-4" />
             Ключи хоста
           </Button>
-          <Button size="sm" variant="outline" disabled={busy} onClick={() => { void handleExport() }}>
+          <Button size="sm" variant="outline" disabled={busy || purgeBusy} onClick={() => { void handleExport() }}>
             <DownloadIcon className="size-4" />
             wg-quick / compose / firewall
           </Button>
         </div>
+
+        <div className="flex items-center justify-between gap-4 rounded-md border border-destructive/30 px-4 py-3">
+          <div className="min-w-0">
+            <p className="text-sm font-medium">Сбросить данные NetFlow</p>
+            <p className="text-xs text-muted-foreground mt-0.5">
+              Удалит сессии и агрегаты из SQLite, затем VACUUM. Ключи WG и пиры не трогает.
+            </p>
+          </div>
+          <Button
+            size="sm"
+            variant="destructive"
+            disabled={busy || purgeBusy}
+            onClick={() => setPurgeOpen(true)}
+          >
+            Сбросить
+          </Button>
+        </div>
       </OpsPanel>
 
       <CodeExportSheet
@@ -217,6 +252,13 @@ function NetflowSettingsPanel({
         description="wg-quick, фрагмент compose и firewall. Хост, не контейнер backend."
         formats={formats}
       />
+
+      <NetflowPurgeConfirm
+        open={purgeOpen}
+        busy={purgeBusy}
+        onConfirm={() => { void handlePurgeConfirm() }}
+        onCancel={() => { if (!purgeBusy) setPurgeOpen(false) }}
+      />
     </>
   )
 }

hooks/use-flow-live.ts

@@ -23,6 +23,8 @@ export function useFlowLive(opts: {
   userId?: string
   iface?: string
   dedup?: boolean
+  excludeMesh?: boolean
+  excludeOverlay?: boolean
 }): { sample: FlowAnalyticsDto | null; error: string | null } {
   const [sample, setSample] = useState<FlowAnalyticsDto | null>(null)
   const [error, setError] = useState<string | null>(null)
@@ -43,6 +45,8 @@ export function useFlowLive(opts: {
       userId: opts.userId,
       iface: opts.iface,
       dedup: opts.dedup,
+      excludeMesh: opts.excludeMesh,
+      excludeOverlay: opts.excludeOverlay,
     })}`
     const url = resolveApiUrl(opts.backendUrl, path)
 
@@ -71,8 +75,9 @@ export function useFlowLive(opts: {
             if (!raw.trim() || raw.trim().startsWith(":")) continue
             const ev = parseSseBlock(raw)
             if (ev.event === "sample" && ev.data) {
-              setSample(JSON.parse(ev.data) as FlowAnalyticsDto)
-              setError(null)
+              const parsed = JSON.parse(ev.data) as FlowAnalyticsDto
+              setSample(parsed)
+              setError(parsed.degraded ? "Коллектор перегружен: упрощённая аналитика" : null)
             } else if (ev.event === "error" && ev.data) {
               const parsed = JSON.parse(ev.data) as { error?: string }
               setError(parsed.error ?? "live error")
@@ -86,7 +91,7 @@ export function useFlowLive(opts: {
     })()
 
     return () => ac.abort()
-  }, [opts.enabled, opts.backendUrl, opts.range, opts.serverId, opts.userId, opts.iface, opts.dedup])
+  }, [opts.enabled, opts.backendUrl, opts.range, opts.serverId, opts.userId, opts.iface, opts.dedup, opts.excludeMesh, opts.excludeOverlay])
 
   return { sample, error }
 }

lib/map-netflow-hops.ts

@@ -0,0 +1,103 @@
+import type { FlowMapHop } from "@mmapp/contracts/traffic-flow"
+import { fmtRate } from "@/lib/fmt-rate"
+
+export interface MatchedNetflowHop {
+  bps: number
+  bpsFwd: number
+  bpsRev: number
+  bytes: number
+}
+
+function ifaceNorm(s: string | undefined): string {
+  return (s ?? "").trim().toLowerCase()
+}
+
+function pairKey(a: string, b: string): string {
+  const x = String(a)
+  const y = String(b)
+  return x <= y ? `${x}\t${y}` : `${y}\t${x}`
+}
+
+function mergeDirected(hops: FlowMapHop[], mapFromId: string): MatchedNetflowHop {
+  let bytes = 0
+  let bpsFwd = 0
+  let bpsRev = 0
+  const from = String(mapFromId)
+  for (const h of hops) {
+    bytes += h.bytes
+    if (h.fromId === from) {
+      bpsFwd += h.bpsFwd
+      bpsRev += h.bpsRev
+    } else {
+      bpsFwd += h.bpsRev
+      bpsRev += h.bpsFwd
+    }
+  }
+  return { bytes, bpsFwd, bpsRev, bps: bpsFwd + bpsRev }
+}
+
+export function hopHasRate(h: MatchedNetflowHop | undefined): h is MatchedNetflowHop {
+  return h != null && Number.isFinite(h.bps) && h.bps > 0
+}
+
+export function formatNetflowRate(hop: MatchedNetflowHop): string {
+  return fmtRate(hop.bps / 1_000_000)
+}
+
+export function formatNetflowDir(hop: MatchedNetflowHop): string {
+  return `↓${fmtRate(hop.bpsFwd / 1_000_000)} ↑${fmtRate(hop.bpsRev / 1_000_000)}`
+}
+
+/** GRE: сначала имя интерфейса туннеля на любом конце, иначе пара узлов. */
+export function matchNetflowForGreEdge(
+  edge: {
+    tunnel: { name: string }
+    fromServer: { id: string }
+    toServer: { id: string }
+  },
+  hops: FlowMapHop[],
+): MatchedNetflowHop | undefined {
+  const name = ifaceNorm(edge.tunnel.name)
+  const fromId = String(edge.fromServer.id)
+  const toId = String(edge.toServer.id)
+  if (name) {
+    const ifaceHits = hops.filter((h) =>
+      h.kind === "iface"
+      && ifaceNorm(h.iface) === name
+      && (h.fromId === fromId || h.fromId === toId),
+    )
+    if (ifaceHits.length) return mergeDirected(ifaceHits, fromId)
+    const greNamed = hops.filter((h) =>
+      h.kind === "gre"
+      && ifaceNorm(h.iface) === name
+      && (h.fromId === fromId || h.fromId === toId || h.toId === fromId || h.toId === toId),
+    )
+    if (greNamed.length) return mergeDirected(greNamed, fromId)
+  }
+  const want = pairKey(fromId, toId)
+  const pairHits = hops.filter((h) =>
+    h.kind === "gre" && Boolean(h.toId) && pairKey(h.fromId, h.toId) === want,
+  )
+  if (pairHits.length) return mergeDirected(pairHits, fromId)
+  return undefined
+}
+
+/** WAN-аплинк HR: kind wan, иначе iface с тем же именем на homeId. */
+export function matchNetflowForWan(
+  homeId: string,
+  wanIface: string,
+  hops: FlowMapHop[],
+): MatchedNetflowHop | undefined {
+  const id = String(homeId)
+  const iface = ifaceNorm(wanIface)
+  if (!iface) return undefined
+  const wanHits = hops.filter((h) =>
+    h.kind === "wan" && h.fromId === id && ifaceNorm(h.iface) === iface,
+  )
+  if (wanHits.length) return mergeDirected(wanHits, id)
+  const ifaceHits = hops.filter((h) =>
+    h.kind === "iface" && h.fromId === id && ifaceNorm(h.iface) === iface,
+  )
+  if (ifaceHits.length) return mergeDirected(ifaceHits, id)
+  return undefined
+}

packages/contracts/src/traffic-flow.ts

@@ -80,11 +80,18 @@ export const flowTalkerDtoSchema = z.object({
   bps: z.number().nonnegative(),
   inIface: z.string(),
   inIfaceIndex: z.string().optional(),
+  outIface: z.string().optional(),
+  nextHop: z.string().optional(),
   application: z.string().optional(),
   category: z.string().optional(),
   service: z.string().optional(),
   dstCountry: z.string().optional(),
   dstAsn: z.number().int().optional(),
+  clientId: z.string().optional(),
+  clientName: z.string().optional(),
+  enId: z.string().optional(),
+  enName: z.string().optional(),
+  plane: z.string().optional(),
 })
 
 export const flowStatsDtoSchema = z.object({
@@ -148,6 +155,26 @@ export const flowMapEdgeSchema = z.object({
   bps: z.number().nonnegative(),
 })
 
+export const flowPathRowSchema = z.object({
+  id: z.string(),
+  clientId: z.string(),
+  clientName: z.string(),
+  ifaces: z.string(),
+  serverId: z.string(),
+  serverName: z.string(),
+  inIface: z.string(),
+  outIface: z.string(),
+  enId: z.string(),
+  enName: z.string(),
+  dst: z.string(),
+  service: z.string(),
+  category: z.string(),
+  plane: z.string(),
+  bytes: z.number().nonnegative(),
+  packets: z.number().nonnegative(),
+  bps: z.number().nonnegative(),
+})
+
 export const flowAnalyticsDtoSchema = z.object({
   bpsNow: z.number().nonnegative(),
   bytes: z.number().nonnegative(),
@@ -171,9 +198,19 @@ export const flowAnalyticsDtoSchema = z.object({
   services: z.array(flowBreakdownRowSchema).optional(),
   mapEdges: z.array(flowMapEdgeSchema).optional(),
   conversationsList: z.array(flowTalkerDtoSchema),
+  paths: z.array(flowPathRowSchema).optional(),
   ifaces: z.array(flowIfaceChipSchema),
   live: z.boolean(),
   dedupApplied: z.boolean().optional(),
+  degraded: z.boolean().optional(),
+  bytesPayload: z.number().nonnegative().optional(),
+  bytesOverlay: z.number().nonnegative().optional(),
+  bytesMesh: z.number().nonnegative().optional(),
+  bytesWire: z.number().nonnegative().optional(),
+  bpsOverlay: z.number().nonnegative().optional(),
+  bpsWire: z.number().nonnegative().optional(),
+  excludeMeshApplied: z.boolean().optional(),
+  excludeOverlayApplied: z.boolean().optional(),
 })
 
 export const flowExportersDtoSchema = z.object({
@@ -190,12 +227,64 @@ export const flowClientsDtoSchema = z.object({
   clients: z.array(flowEntityCardSchema),
 })
 
+export const flowMonthlyDtoSchema = z.object({
+  month: z.string(),
+  bytes: z.number().nonnegative(),
+  countries: z.array(flowBreakdownRowSchema),
+  services: z.array(flowBreakdownRowSchema),
+  asns: z.array(flowBreakdownRowSchema),
+})
+
+export const flowPurgeDtoSchema = z.object({
+  ok: z.literal(true),
+  deleted: z.object({
+    buckets: z.number().int().nonnegative(),
+    minuteStats: z.number().int().nonnegative(),
+    minuteDims: z.number().int().nonnegative(),
+    dailyDims: z.number().int().nonnegative(),
+  }),
+  fileBytesBefore: z.number().int().nonnegative(),
+  fileBytesAfter: z.number().int().nonnegative(),
+  vacuumed: z.boolean(),
+})
+
+export const flowMapHopKindSchema = z.enum(["gre", "wan", "iface"])
+
+export const flowMapHopDtoSchema = z.object({
+  fromId: z.string(),
+  fromLabel: z.string(),
+  toId: z.string(),
+  toLabel: z.string(),
+  kind: flowMapHopKindSchema,
+  iface: z.string().optional(),
+  bytes: z.number().nonnegative(),
+  bps: z.number().nonnegative(),
+  bpsFwd: z.number().nonnegative(),
+  bpsRev: z.number().nonnegative(),
+})
+
+export const flowMapHopsDtoSchema = z.object({
+  hops: z.array(flowMapHopDtoSchema),
+  live: z.boolean(),
+  rangeMinutes: z.number().int().positive(),
+  windowSec: z.number().positive(),
+  dedupApplied: z.boolean(),
+  excludeMeshApplied: z.boolean(),
+  excludeOverlayApplied: z.boolean(),
+})
+
 export type FlowTalkerDto = z.infer<typeof flowTalkerDtoSchema>
 export type FlowStatsDto = z.infer<typeof flowStatsDtoSchema>
 export type FlowBreakdownRow = z.infer<typeof flowBreakdownRowSchema>
 export type FlowIfaceChip = z.infer<typeof flowIfaceChipSchema>
 export type FlowEntityCard = z.infer<typeof flowEntityCardSchema>
 export type FlowMapEdge = z.infer<typeof flowMapEdgeSchema>
+export type FlowPathRow = z.infer<typeof flowPathRowSchema>
 export type FlowAnalyticsDto = z.infer<typeof flowAnalyticsDtoSchema>
 export type FlowExportersDto = z.infer<typeof flowExportersDtoSchema>
 export type FlowClientsDto = z.infer<typeof flowClientsDtoSchema>
+export type FlowMonthlyDto = z.infer<typeof flowMonthlyDtoSchema>
+export type FlowPurgeDto = z.infer<typeof flowPurgeDtoSchema>
+export type FlowMapHopKind = z.infer<typeof flowMapHopKindSchema>
+export type FlowMapHop = z.infer<typeof flowMapHopDtoSchema>
+export type FlowMapHopsDto = z.infer<typeof flowMapHopsDtoSchema>

shared/api/traffic-flow.ts

@@ -2,6 +2,9 @@ import type {
   FlowAnalyticsDto,
   FlowClientsDto,
   FlowExportersDto,
+  FlowMapHopsDto,
+  FlowMonthlyDto,
+  FlowPurgeDto,
   FlowStatsDto,
   TrafficFlowHostFile,
   TrafficFlowOverlayResult,
@@ -60,6 +63,8 @@ function flowQuery(params: {
   userId?: string
   iface?: string
   dedup?: boolean
+  excludeMesh?: boolean
+  excludeOverlay?: boolean
 }): string {
   const q = new URLSearchParams()
   if (params.range) q.set("range", params.range)
@@ -68,6 +73,10 @@ function flowQuery(params: {
   if (params.iface && params.iface !== "__all__") q.set("iface", params.iface)
   if (params.dedup === false) q.set("dedup", "0")
   else if (params.dedup === true) q.set("dedup", "1")
+  if (params.excludeMesh === false) q.set("excludeMesh", "0")
+  else if (params.excludeMesh === true) q.set("excludeMesh", "1")
+  if (params.excludeOverlay === false) q.set("excludeOverlay", "0")
+  else if (params.excludeOverlay === true) q.set("excludeOverlay", "1")
   const s = q.toString()
   return s ? `?${s}` : ""
 }
@@ -80,11 +89,56 @@ export async function getFlowClients(baseUrl: string, range = "5m"): Promise<Flo
   return requestJson<FlowClientsDto>(baseUrl, `/api/traffic/flow/clients?range=${encodeURIComponent(range)}`)
 }
 
+export async function getFlowMapHops(
+  baseUrl: string,
+  params: {
+    range?: string
+    serverId?: string
+    userId?: string
+    iface?: string
+    dedup?: boolean
+    excludeMesh?: boolean
+    excludeOverlay?: boolean
+  } = {},
+): Promise<FlowMapHopsDto> {
+  return requestJson<FlowMapHopsDto>(baseUrl, `/api/traffic/flow/map-hops${flowQuery({
+    range: params.range ?? "5m",
+    serverId: params.serverId,
+    userId: params.userId,
+    iface: params.iface,
+    dedup: params.dedup,
+    excludeMesh: params.excludeMesh,
+    excludeOverlay: params.excludeOverlay,
+  })}`)
+}
+
 export async function getFlowAnalytics(
   baseUrl: string,
-  params: { range?: string; serverId?: string; userId?: string; iface?: string; dedup?: boolean },
+  params: {
+    range?: string
+    serverId?: string
+    userId?: string
+    iface?: string
+    dedup?: boolean
+    excludeMesh?: boolean
+    excludeOverlay?: boolean
+  },
 ): Promise<FlowAnalyticsDto> {
   return requestJson<FlowAnalyticsDto>(baseUrl, `/api/traffic/flow/analytics${flowQuery(params)}`)
 }
 
+export async function getFlowMonthly(
+  baseUrl: string,
+  params: { month: string; serverId?: string },
+): Promise<FlowMonthlyDto> {
+  const q = new URLSearchParams()
+  q.set("month", params.month)
+  if (params.serverId) q.set("serverId", params.serverId)
+  return requestJson<FlowMonthlyDto>(baseUrl, `/api/traffic/flow/monthly?${q.toString()}`)
+}
+
+export async function purgeTrafficFlowData(baseUrl: string): Promise<FlowPurgeDto> {
+  return requestJson<FlowPurgeDto>(baseUrl, "/api/traffic/flow/purge", { method: "POST" })
+}
+
 export { flowQuery }