70 lines
No EOL
2.2 KiB
Python
70 lines
No EOL
2.2 KiB
Python
# this is needed to import classes from other modules
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# script_dir = os.path.dirname(os.path.abspath(__file__))
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# # Get the parent directory of your script and add it to sys.path
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# parent_dir = os.path.dirname(script_dir)
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# sys.path.append(parent_dir)
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from database.postgres.database import Base
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from sqlalchemy import create_engine, text
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import psycopg2
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from dotenv import load_dotenv
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load_dotenv()
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import os
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def create_admin_engine(username, password, host, database_name):
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admin_url = f"postgresql://{username}:{password}@{host}:5432/{database_name}"
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return create_engine(admin_url)
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def database_exists(username, password, host, db_name):
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engine = create_admin_engine(username, password, host, db_name)
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connection = engine.connect()
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query = text(f"SELECT 1 FROM pg_database WHERE datname='{db_name}'")
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result = connection.execute(query).fetchone()
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connection.close()
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engine.dispose()
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return result is not None
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def create_database(username, password, host, db_name):
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engine = create_admin_engine(username, password, host, db_name)
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connection = engine.raw_connection()
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connection.set_isolation_level(psycopg2.extensions.ISOLATION_LEVEL_AUTOCOMMIT)
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cursor = connection.cursor()
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cursor.execute(f"CREATE DATABASE {db_name}")
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cursor.close()
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connection.close()
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engine.dispose()
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def create_tables(engine):
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Base.metadata.create_all(bind=engine)
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if __name__ == "__main__":
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username = os.getenv('POSTGRES_USER')
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password = os.getenv('POSTGRES_PASSWORD')
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database_name = os.getenv('POSTGRES_DB')
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environment = os.environ.get("ENVIRONMENT")
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if environment == "local":
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host = os.getenv('POSTGRES_HOST')
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elif environment == "docker":
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host = os.getenv('POSTGRES_HOST_DOCKER')
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else:
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host = os.getenv('POSTGRES_HOST_DOCKER')
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engine = create_admin_engine(username, password, host, database_name)
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if not database_exists(username, password, host, database_name):
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print(f"Database {database_name} does not exist. Creating...")
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create_database(username, password, host, database_name)
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print(f"Database {database_name} created successfully.")
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create_tables(engine) |