Feat: fetch KB config for GraphRAG and RAPTOR (#10288)

### What problem does this PR solve?

Fetch KB config for GraphRAG and RAPTOR.

### Type of change

- [x] New Feature (non-breaking change which adds functionality)

api/apps/kb_app.py

@@ -545,9 +545,6 @@ def run_graphrag():
     if task and task.progress not in [-1, 1]:
         return get_error_data_result(message=f"Task {task_id} in progress with status {task.progress}. A Graph Task is already running.")
 
-    document_ids = []
-    sample_document = {}
-
     documents, _ = DocumentService.get_by_kb_id(
         kb_id=kb_id,
         page_number=0,
@@ -559,13 +556,11 @@ def run_graphrag():
         types=[],
         suffix=[],
     )
-    for document in documents:
+    if not documents:
+        return get_error_data_result(message=f"No documents in Knowledgebase {kb_id}")
 
-        if not sample_document and document["parser_config"].get("graphrag", {}).get("use_graphrag", False):
+    sample_document = documents[0]
-            sample_document = document
+    document_ids = [document["id"] for document in documents]
-            document_ids.insert(0, document["id"])
-        else:
-            document_ids.append(document["id"])
 
     task_id = queue_raptor_o_graphrag_tasks(doc=sample_document, ty="graphrag", priority=0, fake_doc_id=GRAPH_RAPTOR_FAKE_DOC_ID, doc_ids=list(document_ids))
 
@@ -586,7 +581,6 @@ def trace_graphrag():
     if not ok:
         return get_error_data_result(message="Invalid Knowledgebase ID")
 
-
     task_id = kb.graphrag_task_id
     if not task_id:
         return get_error_data_result(message="GraphRAG Task ID Not Found")
@@ -619,9 +613,6 @@ def run_raptor():
     if task and task.progress not in [-1, 1]:
         return get_error_data_result(message=f"Task {task_id} in progress with status {task.progress}. A RAPTOR Task is already running.")
 
-    document_ids = []
-    sample_document = {}
-
     documents, _ = DocumentService.get_by_kb_id(
         kb_id=kb_id,
         page_number=0,
@@ -633,13 +624,11 @@ def run_raptor():
         types=[],
         suffix=[],
     )
-    for document in documents:
+    if not documents:
+        return get_error_data_result(message=f"No documents in Knowledgebase {kb_id}")
 
-        if not sample_document:
+    sample_document = documents[0]
-            sample_document = document
+    document_ids = [document["id"] for document in documents]
-            document_ids.insert(0, document["id"])
-        else:
-            document_ids.append(document["id"])
 
     task_id = queue_raptor_o_graphrag_tasks(doc=sample_document, ty="raptor", priority=0, fake_doc_id=GRAPH_RAPTOR_FAKE_DOC_ID, doc_ids=list(document_ids))
 
@@ -660,7 +649,6 @@ def trace_raptor():
     if not ok:
         return get_error_data_result(message="Invalid Knowledgebase ID")
 
-
     task_id = kb.raptor_task_id
     if not task_id:
         return get_error_data_result(message="RAPTOR Task ID Not Found")

graphrag/general/index.py

@@ -285,7 +285,7 @@ async def run_graphrag_for_kb(
 
     if not with_resolution and not with_community:
         now = trio.current_time()
-        callback(msg=f"[GraphRAG] KB merge only done in {now - start:.2f}s. ok={len(ok_docs)} / total={len(doc_ids)}")
+        callback(msg=f"[GraphRAG] KB merge done in {now - start:.2f}s. ok={len(ok_docs)} / total={len(doc_ids)}")
         return {"ok_docs": ok_docs, "failed_docs": failed_docs, "total_docs": len(doc_ids), "total_chunks": total_chunks, "seconds": now - start}
 
     await kb_lock.spin_acquire()

rag/svr/task_executor.py

@@ -637,9 +637,11 @@ async def run_raptor(row, chat_mdl, embd_mdl, vector_size, callback=None):
 
 
 @timeout(3600)
-async def run_raptor_for_kb(row, chat_mdl, embd_mdl, vector_size, callback=None, doc_ids=[]):
+async def run_raptor_for_kb(row, kb_parser_config, chat_mdl, embd_mdl, vector_size, callback=None, doc_ids=[]):
     fake_doc_id = GRAPH_RAPTOR_FAKE_DOC_ID
 
+    raptor_config = kb_parser_config.get("raptor", {})
+
     chunks = []
     vctr_nm = "q_%d_vec"%vector_size
     for doc_id in doc_ids:
@@ -649,12 +651,12 @@ async def run_raptor_for_kb(row, chat_mdl, embd_mdl, vector_size, callback=None,
             chunks.append((d["content_with_weight"], np.array(d[vctr_nm])))
 
     raptor = Raptor(
-        row["parser_config"]["raptor"].get("max_cluster", 64),
+        raptor_config.get("max_cluster", 64),
         chat_mdl,
         embd_mdl,
-        row["parser_config"]["raptor"]["prompt"],
+        raptor_config["prompt"],
-        row["parser_config"]["raptor"]["max_token"],
+        raptor_config["max_token"],
-        row["parser_config"]["raptor"]["threshold"]
+        raptor_config["threshold"],
     )
     original_length = len(chunks)
     chunks = await raptor(chunks, row["parser_config"]["raptor"]["random_seed"], callback)
@@ -773,6 +775,15 @@ async def do_handle_task(task):
         return
 
     if task_type == "raptor":
+        ok, kb = KnowledgebaseService.get_by_id(task_dataset_id)
+        if not ok:
+            progress_callback(prog=-1.0, msg="Cannot found valid knowledgebase for RAPTOR task")
+            return
+
+        kb_parser_config = kb.parser_config
+        if not kb_parser_config.get("raptor", {}).get("use_raptor", False):
+            progress_callback(prog=-1.0, msg="Internal error: Invalid RAPTOR configuration")
+            return
         # bind LLM for raptor
         chat_model = LLMBundle(task_tenant_id, LLMType.CHAT, llm_name=task_llm_id, lang=task_language)
         # run RAPTOR
@@ -780,6 +791,7 @@ async def do_handle_task(task):
             # chunks, token_count = await run_raptor(task, chat_model, embedding_model, vector_size, progress_callback)
             chunks, token_count = await run_raptor_for_kb(
                 row=task,
+                kb_parser_config=kb_parser_config,
                 chat_mdl=chat_model,
                 embd_mdl=embedding_model,
                 vector_size=vector_size,
@@ -788,10 +800,17 @@ async def do_handle_task(task):
             )
     # Either using graphrag or Standard chunking methods
     elif task_type == "graphrag":
-        if not task_parser_config.get("graphrag", {}).get("use_graphrag", False):
+        ok, kb = KnowledgebaseService.get_by_id(task_dataset_id)
-            progress_callback(prog=-1.0, msg="Internal configuration error.")
+        if not ok:
+            progress_callback(prog=-1.0, msg="Cannot found valid knowledgebase for GraphRAG task")
             return
-        graphrag_conf = task["kb_parser_config"].get("graphrag", {})
+
+        kb_parser_config = kb.parser_config
+        if not kb_parser_config.get("graphrag", {}).get("use_graphrag", False):
+            progress_callback(prog=-1.0, msg="Internal error: Invalid GraphRAG configuration")
+            return
+
+        graphrag_conf = kb_parser_config.get("graphrag", {})
         start_ts = timer()
         chat_model = LLMBundle(task_tenant_id, LLMType.CHAT, llm_name=task_llm_id, lang=task_language)
         with_resolution = graphrag_conf.get("resolution", False)
@@ -802,7 +821,7 @@ async def do_handle_task(task):
                 row=task,
                 doc_ids=task.get("doc_ids", []),
                 language=task_language,
-                kb_parser_config=task_parser_config,
+                kb_parser_config=kb_parser_config,
                 chat_model=chat_model,
                 embedding_model=embedding_model,
                 callback=progress_callback,