Stop auto-creating maps on new regions; keep aggregate edges single-width by default.

.cursor/skills/netx-topology/SKILL.md

@@ -19,14 +19,14 @@ disable-model-invocation: false
 3. **只动已有 Fabric**：禁止 `managed_ne_ids` / `ume_ne_ids`；禁止臆造 fabric id。
 4. **不污染 Fabric**：不能手工建链、不能 populate、不能删 Fabric / 整图。邻居用 `projectTopologyNeighbors`。
 5. **写权限**：需要 `ne:write`。tools/list 没有写工具 → 停，让用户用「MCP + 拓扑写」签发 Token。
-6. **无区域则先建**：`createTopologyView` 需要 `folder_id`；没有合适区域时用 `createTopologyFolder`（API 会自动建默认 physical 图）。
+6. **无区域则先建**：`createTopologyView` 需要 `folder_id`；没有合适区域时用 `createTopologyFolder`，再 `createTopologyView` 建画布。
 7. **单画布硬顶 2000**：满了 `truncated` / 触顶 → 新建另一张画布继续；全网五万设备靠多画布切片。
 
 ## 推荐流水线（从零画一张图）
 
 ```
 1 getTopologyTree                         → 看有无区域；没有则 createTopologyFolder → folder_id
-2 createTopologyView（或用区域自带的 physical 图）→ view_id
+2 createTopologyView                      → view_id
 3 addTopologyViewNodes(keyword=…, limit)  → 看 added / next_offset，循环 offset 直到无更多或满 cap
 4 projectTopologyNeighbors                → 可选
 5 updateTopologyViewPositions(layout=grid|offset|stack, keyword=…)  → API 自己筛并摆

docs/MCP_TOPOLOGY.md

@@ -80,7 +80,7 @@ oclaw：Install from JSON → Health → Sync Tools（应看到 **14** 个工具
 
 | 工具 | 作用 |
 |------|------|
-| `createTopologyFolder` | 新建**区域**文件夹（挂在根下）；返回 `id` 供建画布；并自动创建默认 physical 图 |
+| `createTopologyFolder` | 新建**区域**文件夹（挂在根下）；返回 `id`；**不**自动建画布，需再调 `createTopologyView` |
 | `createTopologyView` | 在 folder 下新建画布 |
 | `addTopologyViewNodes` | **优先**传 `keyword`/`role`/`vendor`/`link_status` + `limit`/`offset`，由 API 筛选落点；也可 `fabric_node_ids`。拒绝 managed/UME。返回摘要。 |
 | `removeTopologyViewNodes` | 筛选或 id 从画布移除（不删 Fabric），摘要 |

netx_api/topology_views_tree.py

@@ -160,7 +160,7 @@ def ensure_region_physical_view(db: Session, folder_id: str, *, commit: bool = T
 
 
 def bootstrap_topology_tree(db: Session) -> dict[str, str]:
-    """Ensure hidden system root; flatten legacy nesting; ensure physical map per site."""
+    """Ensure hidden system root; flatten legacy nesting."""
     now = _utcnow()
     root = (
         db.query(TopoFolder)
@@ -221,11 +221,6 @@ def bootstrap_topology_tree(db: Session) -> dict[str, str]:
         if changed:
             v.updated_at = now
 
-    # Ensure every region has a physical map.
-    regions = db.query(TopoFolder).filter(TopoFolder.kind == "region").all()
-    for region in regions:
-        ensure_region_physical_view(db, region.id, commit=False)
-
     db.commit()
     return {"root_id": root.id}
 
@@ -258,7 +253,6 @@ def create_folder(db: Session, body: TopologyFolderCreate) -> TopologyFolderOut:
     )
     db.add(row)
     db.flush()
-    ensure_region_physical_view(db, row.id, commit=False)
     db.commit()
     db.refresh(row)
     return _folder_out(row)
@@ -295,8 +289,6 @@ def update_folder(db: Session, folder_id: str, body: TopologyFolderUpdate) -> To
 def delete_folder(db: Session, folder_id: str, *, force: bool = False) -> dict[str, Any]:
     """Delete a region and cascade-delete its maps.
 
-    Every region has a default physical map, so folder delete must purge views
-    itself (cannot call ``delete_view``, which recreates physical).
     ``force`` is accepted for API compatibility; cascade always runs.
     """
     row = _get_folder_or_404(db, folder_id)
@@ -489,7 +481,6 @@ def update_view(db: Session, view_id: str, body: TopologyViewUpdate) -> Topology
 
 def delete_view(db: Session, view_id: str, *, force: bool = False) -> dict[str, Any]:
     row = _get_view_or_404(db, view_id)
-    folder_id = str(row.folder_id or "")
     is_physical = normalize_view_kind(row.kind) == VIEW_KIND_PHYSICAL
     if is_physical and not force:
         raise HTTPException(status_code=400, detail="cannot_delete_physical_view")
@@ -498,9 +489,6 @@ def delete_view(db: Session, view_id: str, *, force: bool = False) -> dict[str,
     )
     db.query(TopoViewNode).filter(TopoViewNode.view_id == row.id).delete(synchronize_session=False)
     db.delete(row)
-    db.flush()
-    if folder_id and is_physical:
-        ensure_region_physical_view(db, folder_id, commit=False)
     db.commit()
     return {"ok": True, "view_id": view_id, "deleted": True}
 

packages/netx-topology-mcp/src/netx_topology_mcp/http_tools.py

@@ -381,7 +381,7 @@ HTTP_MCP_TOOLS: list[dict[str, Any]] = [
         "name": "createTopologyFolder",
         "description": (
             "Create a region folder under the topology root. Returns folder id for createTopologyView. "
-            "Also auto-creates a default physical map under the region. Requires ne:write."
+            "Does not create a canvas — call createTopologyView next. Requires ne:write."
         ),
         "inputSchema": {
             "type": "object",

tests/test_topology.py

@@ -368,11 +368,11 @@ class FabricTopologyTests(unittest.TestCase):
         region = svc.create_folder(
             self.db, TopologyFolderCreate(name="East", kind="region")
         )
-        # Creating a site auto-creates a physical map.
+        # Creating a region does not auto-create a map — user/MCP adds views.
         tree1 = svc.get_topology_tree(self.db)
         assert tree1.root is not None
         east0 = next(c for c in tree1.root.children if c.id == region.id)
-        self.assertTrue(any(v.kind == "physical" for v in east0.views))
+        self.assertEqual(east0.views, [])
 
         view = svc.create_view(
             self.db,
@@ -390,20 +390,27 @@ class FabricTopologyTests(unittest.TestCase):
         assert tree2.root is not None
         east = next(c for c in tree2.root.children if c.id == region.id)
         self.assertTrue(any(v.id == view.id for v in east.views))
-        # Flat siblings: physical + custom
+        self.assertEqual(len(east.views), 1)
-        self.assertGreaterEqual(len(east.views), 2)
         self.assertTrue(all(not getattr(v, "children", None) for v in east.views))
 
     def test_site_physical_and_custom_flat(self) -> None:
         region = svc.create_folder(
             self.db, TopologyFolderCreate(name="Site-R", kind="region")
         )
+        phys = svc.create_view(
+            self.db,
+            TopologyViewCreate(
+                name="Physical",
+                folder_id=region.id,
+                kind="physical",
+            ),
+        )
         tree = svc.get_topology_tree(self.db)
         assert tree.root is not None
         reg = next(c for c in tree.root.children if c.id == region.id)
         physicals = [v for v in reg.views if v.kind == "physical"]
         self.assertEqual(len(physicals), 1)
-        phys = physicals[0]
+        self.assertEqual(physicals[0].id, phys.id)
 
         custom = svc.create_view(
             self.db,
@@ -425,12 +432,12 @@ class FabricTopologyTests(unittest.TestCase):
         with self.assertRaises(Exception):
             svc.delete_view(self.db, phys.id)
         svc.delete_view(self.db, custom.id)
-        # force-delete physical recreates a fresh physical map
+        # force-delete physical does not recreate another map
         svc.delete_view(self.db, phys.id, force=True)
         tree3 = svc.get_topology_tree(self.db)
         assert tree3.root is not None
         reg3 = next(c for c in tree3.root.children if c.id == region.id)
-        self.assertEqual(sum(1 for v in reg3.views if v.kind == "physical"), 1)
+        self.assertEqual(sum(1 for v in reg3.views if v.kind == "physical"), 0)
 
     def test_delete_region_cascades_views(self) -> None:
         region = svc.create_folder(
@@ -447,7 +454,7 @@ class FabricTopologyTests(unittest.TestCase):
         tree = svc.get_topology_tree(self.db)
         assert tree.root is not None
         reg = next(c for c in tree.root.children if c.id == region.id)
-        self.assertGreaterEqual(len(reg.views), 2)
+        self.assertEqual(len(reg.views), 1)
 
         out = svc.delete_folder(self.db, region.id)
         self.assertTrue(out.get("deleted"))

web/WEB.md

@@ -129,7 +129,7 @@ src/
 - 删除运维网元：解绑 `fabric.managed_ne_id`（及 view membership），**不删**上图点/边；UME 库存 reconcile 对称解绑 `ume_ne_id`。历史悬空引用：`POST /fabric/reconcile-links`（亦并入 `cleanup-duplicates`）。
 - 事实库：`topo_fabric_node` / `topo_fabric_edge`（按 5 万网元 / 100 万链路设计；物理层仅 LLDP）
 - 站点树：`topo_folder`（系统隐藏 `root`；用户新建站点/区域，无默认「未分区」）
-- 拓扑图：`topo_view.kind=physical|custom`（同站点下平级；建站自动建物理拓扑）+ `topo_view_node`
+- 拓扑图：`topo_view.kind=physical|custom`（同站点下平级；建区域后需手工/MCP 建画布）+ `topo_view_node`
 - 边界：图 `filter.membership`（max_nodes / expand_hops / frozen）；`project-neighbors` / `populate` 不得无界灌全网
 - API：`/v1/topology/tree`、`/folders*`、`/fabric/*`、`/views*`（含 `populate`、`kind`）
 - 前端：左侧站点→物理/自定义图；右侧目录浏览，打开本图进设备画布；「添加网元」支持勾选批量上图（也可拖放单台）

web/src/i18n/en.ts

@@ -1260,7 +1260,7 @@ const en = {
     maps: "Maps",
     tree: "Topology tree",
     treeLoading: "Loading tree…",
-    treeHint: "Regions hold a physical map plus optional custom maps; open a map to edit the canvas.",
+    treeHint: "Regions hold maps you create; open a map to edit the canvas.",
     treeSearch: "Search NEs across maps",
     treeSearchPh: "Name / IP",
     treeSearchEmpty: "No matching NEs",
@@ -1279,7 +1279,7 @@ const en = {
     layerNodeEmpty: "Click to create & open",
     rootCanvasHint: "Pick a region from the left tree.",
     regionCanvasHint: "Open a map to edit devices, or create a custom map.",
-    regionBrowseHint: "Region folder: physical + custom maps. Click to open.",
+    regionBrowseHint: "Region folder: maps you add. Click to open.",
     browserTitle: "Topology folder",
     browserRegionSub: "{{count}} map(s)",
     browserRegionsSub: "{{count}} region(s)",
@@ -1292,7 +1292,7 @@ const en = {
     regionCreated: "Region created",
     regionDeleted: "Region deleted",
     deleteRegion: "Delete region",
-    deleteRegionConfirm: "Delete region \"{{name}}\"? Its physical and custom maps will also be deleted.",
+    deleteRegionConfirm: "Delete region \"{{name}}\"? Its maps will also be deleted.",
     renameRegion: "Rename region",
     renameRegionPrompt: "Region name",
     regionRenamed: "Region renamed",
@@ -1301,7 +1301,7 @@ const en = {
     newCustom: "Custom map",
     newCustomName: "Custom topology",
     newCustomPrompt: "Custom map name",
-    folderHint: "Regions group maps. Each region gets a physical map; add custom maps as needed.",
+    folderHint: "Regions group maps. After creating a region, add a physical or custom map yourself.",
     folderHintShort: "Region folder",
     outsidePeers: "{{count}} outside peer(s) linked but not on this map",
     newMap: "New",
@@ -1341,9 +1341,10 @@ const en = {
     endpointB: "Endpoint B",
     port: "port",
     expandPhysicalLinks: "Expand physical links",
+    scaleBundleWidth: "Thicken bundles by link count",
     linkMembers: "Physical members ({{count}})",
     canvasHint:
-      "Left tree lists regions with a physical map and optional custom maps. Open a map to edit devices; use Add NE and save positions.",
+      "Left tree lists regions; add maps yourself, then open a map to edit devices with Add NE and save positions.",
     selected: "Selected",
     selectedEdge: "Selected edge",
     selectedCount: "{{count}} selected",

web/src/i18n/zh.ts

@@ -1254,7 +1254,7 @@ const zh = {
     maps: "拓扑图",
     tree: "拓扑树",
     treeLoading: "加载拓扑树…",
-    treeHint: "区域下为物理拓扑与自定义图；点图打开设备画布。",
+    treeHint: "区域下为画布列表；点图打开设备画布（区域本身不自动建图）。",
     treeSearch: "全拓扑搜索网元",
     treeSearchPh: "名称 / IP",
     treeSearchEmpty: "没有匹配的网元",
@@ -1273,7 +1273,7 @@ const zh = {
     layerNodeEmpty: "点击创建并打开",
     rootCanvasHint: "从左侧选择区域进入目录。",
     regionCanvasHint: "点击图打开设备画布，或新建自定义图。",
-    regionBrowseHint: "区域目录：物理拓扑 + 自定义图。点击打开。",
+    regionBrowseHint: "区域目录：自行添加的画布。点击打开。",
     browserTitle: "拓扑目录",
     browserRegionSub: "共 {{count}} 张拓扑图",
     browserRegionsSub: "共 {{count}} 个区域",
@@ -1286,7 +1286,7 @@ const zh = {
     regionCreated: "区域已创建",
     regionDeleted: "区域已删除",
     deleteRegion: "删除区域",
-    deleteRegionConfirm: "删除区域「{{name}}」？其下物理拓扑与自定义图将一并删除。",
+    deleteRegionConfirm: "删除区域「{{name}}」？其下画布将一并删除。",
     renameRegion: "重命名区域",
     renameRegionPrompt: "区域名称",
     regionRenamed: "区域已重命名",
@@ -1295,7 +1295,7 @@ const zh = {
     newCustom: "自定义图",
     newCustomName: "自定义拓扑",
     newCustomPrompt: "自定义拓扑图名称",
-    folderHint: "区域用于分组。每区有一张物理拓扑，可再加自定义图。",
+    folderHint: "区域用于分组。新建区域后请自行添加物理拓扑或自定义图。",
     folderHintShort: "区域目录",
     outsidePeers: "图外对端 {{count}} 个（有链路未上图）",
     newMap: "新建",
@@ -1335,9 +1335,10 @@ const zh = {
     endpointB: "端点 B",
     port: "端口",
     expandPhysicalLinks: "展开物理链路",
+    scaleBundleWidth: "聚合线按条数加粗",
     linkMembers: "物理成员（{{count}}）",
     canvasHint:
-      "左侧为区域目录（物理拓扑 + 自定义图）；打开本图后进入设备画布，用「添加网元」上图并保存。",
+      "左侧为区域目录（需自行添加画布）；打开本图后进入设备画布，用「添加网元」上图并保存。",
     selected: "已选节点",
     selectedEdge: "已选链路",
     selectedCount: "已选 {{count}}",

web/src/pages/TopologyPage.tsx

@@ -450,6 +450,7 @@ const EDGE_DEFAULTS_KEY = "netx.topology.edgeDefaults";
 const AUTO_LAYOUT_DISCOVER_KEY = "netx.topology.autoLayoutAfterDiscover";
 const DISCOVER_AUTO_ADD_KEY = "netx.topology.discoverAutoAddUnmatched";
 const DISCOVER_PROJECT_NEIGHBORS_KEY = "netx.topology.discoverProjectNeighbors";
+const SCALE_BUNDLE_WIDTH_KEY = "netx.topology.scaleBundleWidth";
 
 function loadBoolFlag(key: string, defaultValue: boolean): boolean {
   try {
@@ -696,6 +697,10 @@ export function TopologyPage() {
   const [hidePorts, setHidePorts] = useState(true);
   /** Default: logical aggregate of parallel links; expand to see each physical edge. */
   const [expandPhysicalLinks, setExpandPhysicalLinks] = useState(false);
+  /** When aggregating, optionally thicken the line by member count (off = single-line width). */
+  const [scaleBundleWidth, setScaleBundleWidth] = useState(() =>
+    loadBoolFlag(SCALE_BUNDLE_WIDTH_KEY, false),
+  );
   const [edgeFlow, setEdgeFlow] = useState(false);
   const [edgeDefaults, setEdgeDefaults] = useState<EdgeDefaults>(() => loadEdgeDefaults());
   const [toolMode, setToolMode] = useState<ToolMode>("select");
@@ -802,7 +807,7 @@ export function TopologyPage() {
     [hideIp, hideVendor, hidePorts, toolMode],
   );
   const displayEdges = useMemo(() => {
-    const built = buildLinkDisplayEdges(edges, expandPhysicalLinks, hidePorts).map((e) =>
+    const built = buildLinkDisplayEdges(edges, expandPhysicalLinks, hidePorts, scaleBundleWidth).map((e) =>
       withEdgeVisual(e, edgeDefaults),
     );
     return built.map((e) => {
@@ -818,7 +823,7 @@ export function TopologyPage() {
         animated: edgeFlow,
       };
     });
-  }, [edges, expandPhysicalLinks, hidePorts, edgeFlow, edgeDefaults, selectedEdgeId]);
+  }, [edges, expandPhysicalLinks, hidePorts, scaleBundleWidth, edgeFlow, edgeDefaults, selectedEdgeId]);
 
   const treeQuery = useQuery({
     queryKey: queryKeys.topologyTree,
@@ -2757,6 +2762,19 @@ export function TopologyPage() {
                       />
                       {t("topology.expandPhysicalLinks")}
                     </label>
+                    <label className="topo-display-toggles__item">
+                      <input
+                        type="checkbox"
+                        checked={scaleBundleWidth}
+                        disabled={expandPhysicalLinks}
+                        onChange={(e) => {
+                          const next = e.target.checked;
+                          setScaleBundleWidth(next);
+                          persistBoolFlag(SCALE_BUNDLE_WIDTH_KEY, next);
+                        }}
+                      />
+                      {t("topology.scaleBundleWidth")}
+                    </label>
                   <label className="topo-display-toggles__item">
                     <input
                       type="checkbox"

web/src/pages/topology/linkDisplay.ts

@@ -89,6 +89,7 @@ export function buildLinkDisplayEdges(
   edges: Edge[],
   expandPhysical: boolean,
   hidePorts = false,
+  scaleBundleWidth = false,
 ): Edge[] {
   const groups = new Map<string, Edge[]>();
   for (const e of edges) {
@@ -153,9 +154,11 @@ export function buildLinkDisplayEdges(
       aggregated: true,
       member_count: list.length,
       members,
-      // Slightly thicker logical bundle.
-      stroke_width: Math.max(Number(prev.stroke_width || 0), Math.min(8, 2 + list.length)),
     };
+    // Optional: thicken logical bundles by member count (default keeps single-line width).
+    if (scaleBundleWidth) {
+      data.stroke_width = Math.max(Number(prev.stroke_width || 0), Math.min(8, 2 + list.length));
+    }
     out.push({
       ...primary,
       id: aggregateIdForPair(primary.source, primary.target),