在webui模型列表中包括：非model worker启动的在线模型（如openai-api）；已经下载的本地模型 (#2060)

server/llm_api.py

@@ -2,7 +2,7 @@ from fastapi import Body
 from configs import logger, log_verbose, LLM_MODELS, HTTPX_DEFAULT_TIMEOUT
 from server.utils import (BaseResponse, fschat_controller_address, list_config_llm_models,
                           get_httpx_client, get_model_worker_config)
-from copy import deepcopy
+from typing import List
 
 
 def list_running_models(
@@ -28,26 +28,23 @@ def list_running_models(
             msg=f"failed to get available models from controller: {controller_address}。错误信息是： {e}")
 
 
-def list_config_models() -> BaseResponse:
+def list_config_models(
+    types: List[str] = Body(["local", "online"], description="模型配置项类别，如local, online, worker"),
+    placeholder: str = Body(None, description="占位用，无实际效果")
+) -> BaseResponse:
     '''
     从本地获取configs中配置的模型列表
     '''
-    configs = {}
-    # 删除ONLINE_MODEL配置中的敏感信息
-    for name, config in list_config_llm_models()["online"].items():
-        configs[name] = {}
-        for k, v in config.items():
-            if not (k == "worker_class"
-                or "key" in k.lower()
-                or "secret" in k.lower()
-                or k.lower().endswith("id")):
-                configs[name][k] = v
-    return BaseResponse(data=configs)
+    data = {}
+    for type, models in list_config_llm_models().items():
+        if type in types:
+            data[type] = {m: get_model_config(m).data for m in models}
+    return BaseResponse(data=data)
 
 
 def get_model_config(
     model_name: str = Body(description="配置中LLM模型的名称"),
-    placeholder: str = Body(description="占位用，无实际效果")
+    placeholder: str = Body(None, description="占位用，无实际效果")
 ) -> BaseResponse:
     '''
     获取LLM模型配置项（合并后的）

server/utils.py

@@ -342,13 +342,14 @@ def list_embed_models() -> List[str]:
 def list_config_llm_models() -> Dict[str, Dict]:
     '''
     get configured llm models with different types.
-    return [(model_name, config_type), ...]
+    return {config_type: {model_name: config}, ...}
     '''
-    workers = list(FSCHAT_MODEL_WORKERS)
+    workers = FSCHAT_MODEL_WORKERS.copy()
+    workers.pop("default", None)
 
     return {
-        "local": MODEL_PATH["llm_model"],
-        "online": ONLINE_LLM_MODEL,
+        "local": MODEL_PATH["llm_model"].copy(),
+        "online": ONLINE_LLM_MODEL.copy(),
         "worker": workers,
     }
 
@@ -406,7 +407,10 @@ def get_model_worker_config(model_name: str = None) -> dict:
                              exc_info=e if log_verbose else None)
     # 本地模型
     if model_name in MODEL_PATH["llm_model"]:
-        config["model_path"] = get_model_path(model_name)
+        path = get_model_path(model_name)
+        config["model_path"] = path
+        if path and os.path.isdir(path):
+            config["model_path_exists"] = True
         config["device"] = llm_device(config.get("device"))
     return config
 

webui_pages/dialogue/dialogue.py

@@ -37,8 +37,8 @@ def get_messages_history(history_len: int, content_in_expander: bool = False) ->
 
 
 def dialogue_page(api: ApiRequest, is_lite: bool = False):
+    default_model = api.get_default_llm_model()[0]
     if not chat_box.chat_inited:
-        default_model = api.get_default_llm_model()[0]
         st.toast(
             f"欢迎使用 [`Langchain-Chatchat`](https://github.com/chatchat-space/Langchain-Chatchat) ! \n\n"
             f"当前运行的模型`{default_model}`, 您可以开始提问了."
@@ -83,15 +83,19 @@ def dialogue_page(api: ApiRequest, is_lite: bool = False):
         running_models = list(api.list_running_models())
         available_models = []
         config_models = api.list_config_models()
-        worker_models = list(config_models.get("worker", {}))  # 仅列出在FSCHAT_MODEL_WORKERS中配置的模型
-        for m in worker_models:
-            if m not in running_models and m != "default":
-                available_models.append(m)
+        for k, v in config_models.get("local", {}).items(): # 列出配置了有效本地路径的模型
+            if (v.get("model_path_exists")
+                and k not in running_models):
+                available_models.append(k)
         for k, v in config_models.get("online", {}).items():  # 列出ONLINE_MODELS中直接访问的模型
             if not v.get("provider") and k not in running_models:
                 available_models.append(k)
         llm_models = running_models + available_models
-        index = llm_models.index(st.session_state.get("cur_llm_model", api.get_default_llm_model()[0]))
+        cur_llm_model = st.session_state.get("cur_llm_model", default_model)
+        if cur_llm_model in llm_models:
+            index = llm_models.index(cur_llm_model)
+        else:
+            index = 0
         llm_model = st.selectbox("选择LLM模型：",
                                  llm_models,
                                  index,

webui_pages/utils.py

@@ -730,12 +730,19 @@ class ApiRequest:
         else:
             return ret_sync()
 
-    def list_config_models(self) -> Dict[str, List[str]]:
+    def list_config_models(
+        self,
+        types: List[str] = ["local", "online"],
+    ) -> Dict[str, Dict]:
         '''
-        获取服务器configs中配置的模型列表，返回形式为{"type": [model_name1, model_name2, ...], ...}。
+        获取服务器configs中配置的模型列表，返回形式为{"type": {model_name: config}, ...}。
         '''
+        data = {
+            "types": types,
+        }
         response = self.post(
             "/llm_model/list_config_models",
+            json=data,
         )
         return self._get_response_value(response, as_json=True, value_func=lambda r:r.get("data", {}))