37 lines
1.0 KiB
Python
37 lines
1.0 KiB
Python
|
"""
|
||
|
|
Persistence (Postgresql) configuration
|
||
|
|
SPDX - License - Identifier: LGPL - 3.0 - or -later
|
||
|
|
Copyright © 2022 Concordia CERC group
|
||
|
|
Project Coder Peter Yefi peteryefi@gmail.com
|
||
|
|
"""
|
||
|
|
|
||
|
|
import os
|
||
|
|
from dotenv import load_dotenv
|
||
|
|
from sqlalchemy.ext.declarative import declarative_base
|
||
|
|
|
||
|
|
|
||
|
|
Base = declarative_base()
|
||
|
|
|
||
|
|
# load environmental variables
|
||
|
|
load_dotenv()
|
||
|
|
|
||
|
|
|
||
|
|
class BaseConfiguration(object):
|
||
|
|
"""
|
||
|
|
Base configuration class to hold common persistence configuration
|
||
|
|
"""
|
||
|
|
def __init__(self):
|
||
|
|
self._db_name = os.getenv('DB_NAME')
|
||
|
|
self._db_host = os.getenv('DB_HOST')
|
||
|
|
self._db_user = os.getenv('DB_USER')
|
||
|
|
self._db_pass = os.getenv('DB_PASSWORD')
|
||
|
|
self._db_port = os.getenv('DB_PORT')
|
||
|
|
|
||
|
|
def conn_string(self):
|
||
|
|
"""
|
||
|
|
Returns a connection string postgresql
|
||
|
|
:return: connection string
|
||
|
|
"""
|
||
|
|
if self._db_pass:
|
||
|
|
return f'postgresql://{self._db_user}:{self._db_pass}@{self._db_host}:{self._db_port}/{self._db_name}'
|
||
|
|
return f'postgresql://{self._db_user}@{self._db_host}:{self._db_port}/{self._db_name}'
|