Update Deployment_UI_BE.py

Deployment_UI_BE.py

@@ -146,6 +146,17 @@ def _discover_route(base_url: str):
 _HF_SPACE_PORT = os.getenv("PORT", "7860")
 _LOCAL_BASE = f"http://127.0.0.1:{_HF_SPACE_PORT}"
 
+def _normalize_blob_url(u: str | None) -> str | None:
+    if not u:
+        return None
+    u = str(u).strip()
+    if u.startswith(("http://", "https://")):
+        return u
+    # Treat '/x' or 'x' as local to this app (same origin as FE)
+    if u.startswith("/"):
+        return f"{_LOCAL_BASE}{u}"
+    return f"{_LOCAL_BASE}/{u}"
+
 def _fetch_url(u: str):
     try:
         r = requests.get(u, timeout=8)
@@ -163,15 +174,15 @@ def _fetch_blob_from_page():
 def api_ingest_from_landing(blob_url: str | None = None):
     """
     Ingest the deployment blob for downstream use.
-    Source priority:
-      1) explicit blob_url provided by FE (e.g., /modelblob.json)
-      2) local modelblob page JSON outlet
+    Mirrors FE behavior: resolve relative paths like '/modelblob.json'
+    against the app origin.
     """
-    parsed = _fetch_url(blob_url) if blob_url else _fetch_blob_from_page()
+    u = _normalize_blob_url(blob_url) or _normalize_blob_url("/modelblob.json")
+    parsed = _fetch_url(u)
     if not parsed:
         return JSONResponse({"error": "Blob not available"}, 404)
     _ingest_blob(parsed, model_id_hint="", container_image_hint="")
-    return JSONResponse({"ok": True, "source": blob_url or "/modelblob.json"})
+    return JSONResponse({"ok": True, "source": u})
 
 # (Optional compatibility: UI posting to /Deployment_UI; accepts blob_url via query)
 @router.post("/Deployment_UI")
@@ -184,12 +195,12 @@ async def deployment_ui_ingest(request: Request,
     Prefers blob_url from query string; falls back to the modelblob page JSON.
     """
     blob_url = request.query_params.get("blob_url")
-    parsed = _fetch_url(blob_url) if blob_url else _fetch_blob_from_page()
+    u = _normalize_blob_url(blob_url) if blob_url else _normalize_blob_url("/modelblob.json")
+    parsed = _fetch_url(u)
     if not parsed:
         return HTMLResponse("<pre>Missing blob (no /modelblob.json and no blob_url)</pre>", 400)
     _ingest_blob(parsed, model_id_hint=model_id, container_image_hint=container_image)
     return RedirectResponse("/Deployment_UI", 303)
-
 # ---------------------------------------------------------------------
 # Create instance
 # ---------------------------------------------------------------------