fix(api): проверять достоверность WAN и не опрашивать выключенные серверы

backend/src/routes/servers.ts

@@ -24,6 +24,7 @@ import {
 } from "../modules/servers/service/servers-service.js"
 import { getServerRowById } from "../modules/servers/repository/servers-repository.js"
 import {serverReadForUser} from "../modules/servers/mapper/servers-mapper.js"
+import { readInternetPathRows } from "../services/internet-path-snapshot.js"
 
 // ── plugin ─────────────────────────────────────────────────────────────────────
 
@@ -96,6 +97,7 @@ const serversRoutes: FastifyPluginAsyncZod = async (app) => {
     const params = req.params as ServerIdParams
     const server = await getServerReadById(params.id)
     if (!server) return reply.status(404).send({ error: "Server not found" })
+    if (server.enabled === false) return reply.status(409).send({ error: "Сервер выключен. Опрос WAN не выполнялся" })
 
     const toIp = (raw: string | null | undefined): string | null => {
       const v = String(raw ?? "").trim()
@@ -144,15 +146,16 @@ const serversRoutes: FastifyPluginAsyncZod = async (app) => {
     try {
       const row = await getServerRowById(params.id)
       if (!row) return reply.status(404).send({ error: "Server not found" })
+      if (row.enabled === false) return reply.status(409).send({ error: "Сервер выключен. Опрос WAN не выполнялся" })
       const client = MikrotikClient.fromServer(row)
       const isTrue = (v: unknown) => {
         const s = String(v ?? "").trim().toLowerCase()
         return s === "true" || s === "yes"
       }
       const [dhcpRaw, ipAddrs, routes] = await Promise.all([
-        client.get<Array<Record<string, string>>>("/ip/dhcp-client").catch(() => []),
-        client.getIpAddresses().catch(() => []),
-        client.getIpRoutes().catch(() => []),
+        client.get<unknown>("/ip/dhcp-client").then(raw => readInternetPathRows(raw, "WAN DHCP", ["interface"])),
+        client.get<unknown>("/ip/address").then(raw => readInternetPathRows(raw, "WAN addresses", ["address", "interface"])),
+        client.get<unknown>("/ip/route").then(raw => readInternetPathRows(raw, "WAN routes", ["dst-address"])),
       ])
 
       const defaultRoute = routes
@@ -225,7 +228,7 @@ const serversRoutes: FastifyPluginAsyncZod = async (app) => {
         uplinks,
       })
     } catch (err) {
-      return reply.status(502).send({ error: err instanceof Error ? err.message : "Failed to read WAN runtime" })
+      return reply.status(502).send({ error: err instanceof Error ? `WAN: ${err.message}` : "Не удалось прочитать состояние WAN" })
     }
   })