fix(bgp): отображать только подтверждённые показатели сессий

backend/src/services/bgp-catalog-parse.test.ts

@@ -0,0 +1,21 @@
+import assert from "node:assert/strict"
+import { parseBgpCatalogSessions, parseBgpSessions } from "./bgp-parse-sessions.js"
+import { servers } from "../db/schema.js"
+const server = { id: 1, name: "Тест", host: "192.0.2.1", site: "", country: "RU" } as typeof servers.$inferSelect
+const raw = { ".id": "*1", "total-updates-received": "42", "total-updates-sent": "99" }
+const missing = parseBgpCatalogSessions(server, [raw])[0]
+assert.equal(missing.state, "Unknown")
+for (const field of ["prefixesRx", "prefixesTx", "holdTime", "keepalive", "inputMessages", "outputMessages", "afi"] as const) assert.equal(missing[field], null)
+assert.equal(parseBgpSessions(server, [raw])[0].prefixesRx, 42)
+const observed = parseBgpCatalogSessions(server, [{ ".id": "*2", established: "true", "prefix-count": "0", "hold-time": "0", "keepalive-time": "1m30s", "remote.messages": "0", "local.messages": "2", "remote.afi": "ip,ipv6" }])[0]
+assert.equal(observed.state, "Established")
+assert.equal(observed.prefixesRx, 0)
+assert.equal(observed.holdTime, 0)
+assert.equal(observed.keepalive, 90)
+assert.equal(observed.inputMessages, 0)
+assert.equal(observed.afi, "ip,ipv6")
+const invalid = parseBgpCatalogSessions(server, [{ ".id": "*3", "prefix-count": "12bad", "hold-time": "invalid", "remote.messages": "-1" }])[0]
+assert.equal(invalid.prefixesRx, null)
+assert.equal(invalid.holdTime, null)
+assert.equal(invalid.inputMessages, null)
+console.log("BGP parser: unknown/observed zero/timers/AFI, no UPDATE-prefix substitution, legacy preserved")

backend/src/services/bgp-parse-sessions.ts

@@ -135,3 +135,33 @@ export function parseBgpSessions(server: ServerRow, raw: RosBgpSession[]): BgpSe
     }
   })
 }
+
+/** Каталог не заменяет отсутствующие показатели значениями по умолчанию старого API. */
+export type BgpCatalogSessionRead = Omit<BgpSessionRead, "holdTime" | "keepalive" | "prefixesRx" | "prefixesTx" | "inputMessages" | "outputMessages"> & {
+  holdTime: number | null; keepalive: number | null; prefixesRx: number | null; prefixesTx: number | null;
+  inputMessages: number | null; outputMessages: number | null; afi: string | null;
+}
+function readCounter(value: string | undefined): number | null {
+  if (value === undefined || !/^\d+$/.test(value.trim())) return null
+  const parsed = Number(value)
+  return Number.isSafeInteger(parsed) ? parsed : null
+}
+function readTimer(value: string | undefined): number | null {
+  if (value === "0" || value === "infinity") return 0
+  if (!value || !/^(?:\d+(?:w|d|h|ms|m|s))+$/.test(value)) return null
+  return parseDuration(value)
+}
+export function parseBgpCatalogSessions(server: ServerRow, raw: RosBgpSession[]): BgpCatalogSessionRead[] {
+  return parseBgpSessions(server, raw).map((session, index) => {
+    const s = raw[index]
+    return { ...session,
+      state: s.established === "true" ? "Established" : s.state?.trim() ? detectState(s) : "Unknown",
+      holdTime: readTimer(s["hold-time"]) ?? readCounter(s["active-holdtime"]),
+      keepalive: readTimer(s["keepalive-time"]),
+      prefixesRx: readCounter(s["prefix-count"]), prefixesTx: null,
+      inputMessages: readCounter(s["remote.messages"] ?? s["total-messages-received"]),
+      outputMessages: readCounter(s["local.messages"] ?? s["total-messages-sent"]),
+      afi: s["remote.afi"]?.trim() || null,
+    }
+  })
+}