mirror of
https://github.com/csunny/DB-GPT.git
synced 2025-07-27 13:57:46 +00:00
102 lines
3.4 KiB
Python
102 lines
3.4 KiB
Python
import logging
|
|
from typing import List, Optional, Union
|
|
|
|
from sqlalchemy import URL
|
|
|
|
from dbgpt.component import SystemApp
|
|
from dbgpt.core.interface.variables import VariablesProvider
|
|
from dbgpt.serve.core import BaseServe
|
|
from dbgpt.storage.metadata import DatabaseManager
|
|
|
|
from .api.endpoints import init_endpoints, router
|
|
from .config import (
|
|
APP_NAME,
|
|
SERVE_APP_NAME,
|
|
SERVE_APP_NAME_HUMP,
|
|
SERVE_CONFIG_KEY_PREFIX,
|
|
ServeConfig,
|
|
)
|
|
|
|
logger = logging.getLogger(__name__)
|
|
|
|
|
|
class Serve(BaseServe):
|
|
"""Serve component for DB-GPT"""
|
|
|
|
name = SERVE_APP_NAME
|
|
|
|
def __init__(
|
|
self,
|
|
system_app: SystemApp,
|
|
api_prefix: Optional[List[str]] = None,
|
|
api_tags: Optional[List[str]] = None,
|
|
db_url_or_db: Union[str, URL, DatabaseManager] = None,
|
|
try_create_tables: Optional[bool] = False,
|
|
):
|
|
if api_prefix is None:
|
|
api_prefix = [f"/api/v1/serve/awel", "/api/v2/serve/awel"]
|
|
if api_tags is None:
|
|
api_tags = [SERVE_APP_NAME_HUMP]
|
|
super().__init__(
|
|
system_app, api_prefix, api_tags, db_url_or_db, try_create_tables
|
|
)
|
|
self._db_manager: Optional[DatabaseManager] = None
|
|
self._variables_provider: Optional[VariablesProvider] = None
|
|
self._serve_config: Optional[ServeConfig] = None
|
|
|
|
def init_app(self, system_app: SystemApp):
|
|
if self._app_has_initiated:
|
|
return
|
|
self._system_app = system_app
|
|
for prefix in self._api_prefix:
|
|
self._system_app.app.include_router(
|
|
router, prefix=prefix, tags=self._api_tags
|
|
)
|
|
init_endpoints(self._system_app)
|
|
self._app_has_initiated = True
|
|
|
|
def on_init(self):
|
|
"""Called when init the application.
|
|
|
|
You can do some initialization here. You can't get other components here because they may be not initialized yet
|
|
"""
|
|
# import your own module here to ensure the module is loaded before the application starts
|
|
from .models.models import ServeEntity
|
|
|
|
def before_start(self):
|
|
"""Called before the start of the application."""
|
|
from dbgpt.core.interface.variables import (
|
|
FernetEncryption,
|
|
StorageVariablesProvider,
|
|
)
|
|
from dbgpt.storage.metadata.db_storage import SQLAlchemyStorage
|
|
from dbgpt.util.serialization.json_serialization import JsonSerializer
|
|
|
|
from .models.models import ServeEntity, VariablesEntity
|
|
from .models.variables_adapter import VariablesAdapter
|
|
|
|
self._db_manager = self.create_or_get_db_manager()
|
|
self._serve_config = ServeConfig.from_app_config(
|
|
self._system_app.config, SERVE_CONFIG_KEY_PREFIX
|
|
)
|
|
|
|
self._db_manager = self.create_or_get_db_manager()
|
|
storage_adapter = VariablesAdapter()
|
|
serializer = JsonSerializer()
|
|
storage = SQLAlchemyStorage(
|
|
self._db_manager,
|
|
VariablesEntity,
|
|
storage_adapter,
|
|
serializer,
|
|
)
|
|
self._variables_provider = StorageVariablesProvider(
|
|
storage=storage,
|
|
encryption=FernetEncryption(self._serve_config.encrypt_key),
|
|
system_app=self._system_app,
|
|
)
|
|
|
|
@property
|
|
def variables_provider(self):
|
|
"""Get the variables provider of the serve app with db storage"""
|
|
return self._variables_provider
|