Reorganize biz-state parsers by vendor folder and per-command modules.

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

netx_api/biz_state/parsers/common/vrf_route_summary.py

@@ -0,0 +1,55 @@
+"""Per-VRF route summary counts (multi-vendor line scrape)."""
+
+from __future__ import annotations
+
+import re
+from typing import Any
+
+_SOURCE_PATTERNS: list[tuple[str, re.Pattern[str]]] = [
+    ("connected", re.compile(r"(?i)^\s*connected\s+(\d+)\s*$")),
+    ("static", re.compile(r"(?i)^\s*static\s+(\d+)\s*$")),
+    ("local", re.compile(r"(?i)^\s*local\s+(\d+)\s*$")),
+    ("ospf", re.compile(r"(?i)^\s*ospf(?:\s+\S+)?\s+(\d+)\s*$")),
+    ("isis", re.compile(r"(?i)^\s*isis(?:\s+\S+)?\s+(\d+)\s*$")),
+    ("bgp", re.compile(r"(?i)^\s*bgp(?:\s+\S+)?\s+(\d+)\s*$")),
+    ("rip", re.compile(r"(?i)^\s*rip(?:\s+\S+)?\s+(\d+)\s*$")),
+    ("total", re.compile(r"(?i)^\s*(?:total|totals?)\s+(?:routes?\s+)?(\d+)\s*$")),
+]
+
+
+def normalize_vrf_route_summary(
+    *,
+    raw_text: str,
+    vendor: str = "",
+    device_type: str = "",
+    command: str = "",
+    params: dict[str, str] | None = None,
+) -> list[dict[str, Any]]:
+    _ = (vendor, device_type, command)
+    vrf = str((params or {}).get("vrf") or (params or {}).get("vrf_name") or "").strip()
+    text = str(raw_text or "")
+    found: dict[str, int] = {}
+    for src, pat in _SOURCE_PATTERNS:
+        for line in text.splitlines():
+            m = pat.match(line.strip())
+            if m:
+                found[src] = int(m.group(1))
+                break
+
+    if not found:
+        n = 0
+        for line in text.splitlines():
+            s = line.strip()
+            if not s or s.startswith("-") or s.lower().startswith(("code", "codes", "gateway", "routing table")):
+                continue
+            if re.match(r"^[A-Z*+]>?\s+\S+", s) or re.match(r"^\S+\s+\d+\.\d+\.\d+\.\d+", s):
+                n += 1
+        if n:
+            found["routes"] = n
+
+    rows: list[dict[str, Any]] = []
+    for src, count in found.items():
+        rows.append({"vrf": vrf[:128], "source": src[:64], "networks": count})
+    if vrf and not rows:
+        rows.append({"vrf": vrf[:128], "source": "empty", "networks": 0})
+    return rows