fix(bgp): отображать только подтверждённые показатели сессий

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,
+    }
+  })
+}