mirror of
https://github.com/open-webui/open-webui
synced 2024-11-28 23:13:30 +00:00
55 lines
1.5 KiB
Python
55 lines
1.5 KiB
Python
import os
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import logging
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import json
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from peewee import *
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from peewee_migrate import Router
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from apps.webui.internal.wrappers import register_connection
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from config import SRC_LOG_LEVELS, DATA_DIR, DATABASE_URL, BACKEND_DIR
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log = logging.getLogger(__name__)
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log.setLevel(SRC_LOG_LEVELS["DB"])
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class JSONField(TextField):
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def db_value(self, value):
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return json.dumps(value)
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def python_value(self, value):
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if value is not None:
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return json.loads(value)
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# Check if the file exists
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if os.path.exists(f"{DATA_DIR}/ollama.db"):
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# Rename the file
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os.rename(f"{DATA_DIR}/ollama.db", f"{DATA_DIR}/webui.db")
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log.info("Database migrated from Ollama-WebUI successfully.")
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else:
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pass
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# The `register_connection` function encapsulates the logic for setting up
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# the database connection based on the connection string, while `connect`
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# is a Peewee-specific method to manage the connection state and avoid errors
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# when a connection is already open.
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try:
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DB = register_connection(DATABASE_URL)
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log.info(f"Connected to a {DB.__class__.__name__} database.")
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except Exception as e:
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log.error(f"Failed to initialize the database connection: {e}")
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raise
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router = Router(
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DB,
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migrate_dir=BACKEND_DIR / "apps" / "webui" / "internal" / "migrations",
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logger=log,
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)
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router.run()
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try:
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DB.connect(reuse_if_open=True)
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except OperationalError as e:
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log.info(f"Failed to connect to database again due to: {e}")
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pass
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