mirror of
https://github.com/GNS3/gns3-server
synced 2024-11-25 01:38:08 +00:00
43 lines
1.5 KiB
Python
43 lines
1.5 KiB
Python
#!/usr/bin/env python
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#
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# Copyright (C) 2020 GNS3 Technologies Inc.
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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import os
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from fastapi import FastAPI
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from sqlalchemy.exc import SQLAlchemyError
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from sqlalchemy.ext.asyncio import create_async_engine
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from .models import Base
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from gns3server.config import Config
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import logging
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log = logging.getLogger(__name__)
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async def connect_to_db(app: FastAPI) -> None:
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db_path = os.path.join(Config.instance().config_dir, "gns3_controller.db")
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db_url = os.environ.get("GNS3_DATABASE_URI", f"sqlite:///{db_path}")
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engine = create_async_engine(db_url, connect_args={"check_same_thread": False}, future=True)
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try:
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async with engine.begin() as conn:
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await conn.run_sync(Base.metadata.create_all)
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log.info(f"Successfully connected to database '{db_url}'")
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app.state._db_engine = engine
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except SQLAlchemyError as e:
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log.error(f"Error while connecting to database '{db_url}: {e}")
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