feat(traffic): добавить приём Traffic Flow с jump-host

Чтобы видеть «кто с кем», а не только объём порта: IPFIX внутри WG на хосте Docker MM, REST-счётчики не трогаем.

Co-authored-by: Cursor <[email protected]>

packages/contracts/src/index.ts

@@ -5,3 +5,4 @@ export * from "./certificates.js"
 export * from "./backups.js"
 export * from "./wireguard.js"
 export * from "./users.js"
+export * from "./traffic-flow.js"

packages/contracts/src/traffic-flow.ts

@@ -0,0 +1,88 @@
+import { z } from "zod"
+
+export const flowHostPeerSchema = z.object({
+  serverId: z.number().int().positive(),
+  name: z.string(),
+  publicKey: z.string().min(1),
+  allowedIps: z.array(z.string().min(1)).min(1),
+  address: z.string().min(1),
+})
+
+export const trafficFlowSettingsDtoSchema = z.object({
+  enabled: z.boolean(),
+  collectorIp: z.string().min(1),
+  flowListenPort: z.number().int().positive(),
+  wgListenPort: z.number().int().positive(),
+  prefix: z.string().min(1),
+  publicEndpoint: z.string(),
+  hostPublicKey: z.string(),
+  hasHostPrivateKey: z.boolean(),
+  hubServerId: z.number().int().positive().nullable(),
+  retentionHours: z.number().int().positive(),
+  topN: z.number().int().positive(),
+  lastDatagramAt: z.string().nullable(),
+  lastExporterIp: z.string().nullable(),
+  lastError: z.string().nullable(),
+  packetsReceived: z.number().int().nonnegative(),
+  listenerBound: z.boolean(),
+  listenerAddress: z.string().nullable(),
+  peers: z.array(flowHostPeerSchema),
+})
+
+export const trafficFlowSettingsPatchSchema = z.object({
+  enabled: z.boolean().optional(),
+  collectorIp: z.string().min(1).optional(),
+  flowListenPort: z.number().int().positive().optional(),
+  wgListenPort: z.number().int().positive().optional(),
+  prefix: z.string().min(1).optional(),
+  publicEndpoint: z.string().optional(),
+  hubServerId: z.number().int().positive().nullable().optional(),
+  retentionHours: z.number().int().positive().optional(),
+  topN: z.number().int().positive().max(1000).optional(),
+})
+
+export const trafficFlowOverlayRequestSchema = z.object({
+  serverId: z.union([z.string(), z.number()]),
+})
+
+export const trafficFlowOverlayResultSchema = z.object({
+  ok: z.boolean(),
+  serverId: z.number().int(),
+  interfaceName: z.string(),
+  address: z.string(),
+  publicKey: z.string(),
+  linuxPeerBlock: z.string(),
+  trafficFlow: z.boolean(),
+  steps: z.array(z.string()),
+})
+
+export const flowTalkerDtoSchema = z.object({
+  serverId: z.string(),
+  serverName: z.string(),
+  src: z.string(),
+  dst: z.string(),
+  proto: z.number().int(),
+  protoName: z.string(),
+  srcPort: z.number().int(),
+  dstPort: z.number().int(),
+  bytes: z.number().nonnegative(),
+  packets: z.number().nonnegative(),
+  bps: z.number().nonnegative(),
+  inIface: z.string(),
+})
+
+export const flowStatsDtoSchema = z.object({
+  exportersOnline: z.number().int().nonnegative(),
+  bytesPerMin: z.number().nonnegative(),
+  uniqueSrc: z.number().int().nonnegative(),
+  uniqueDst: z.number().int().nonnegative(),
+  topProto: z.string(),
+  talkers: z.array(flowTalkerDtoSchema),
+})
+
+export type FlowHostPeer = z.infer<typeof flowHostPeerSchema>
+export type TrafficFlowSettingsDto = z.infer<typeof trafficFlowSettingsDtoSchema>
+export type TrafficFlowSettingsPatch = z.infer<typeof trafficFlowSettingsPatchSchema>
+export type TrafficFlowOverlayResult = z.infer<typeof trafficFlowOverlayResultSchema>
+export type FlowTalkerDto = z.infer<typeof flowTalkerDtoSchema>
+export type FlowStatsDto = z.infer<typeof flowStatsDtoSchema>