124 lines
3.7 KiB
Python
124 lines
3.7 KiB
Python
from logging.config import fileConfig
|
|
import os
|
|
import sys
|
|
from pathlib import Path
|
|
|
|
from sqlalchemy import engine_from_config
|
|
from sqlalchemy import pool
|
|
|
|
from alembic import context
|
|
|
|
# Add the parent directory to sys.path so that 'app' can be imported
|
|
sys.path.insert(0, str(Path(__file__).resolve().parents[1]))
|
|
|
|
try:
|
|
# Try to import using the container path structure
|
|
# First, import the Base class
|
|
from app.db.base_class import Base
|
|
# Then import the models to ensure they're registered with SQLAlchemy
|
|
import app.db.base # noqa: F401
|
|
except ImportError:
|
|
# If that fails, try to import using the local path structure
|
|
project_root = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
|
|
sys.path.insert(0, project_root)
|
|
# First, import the Base class
|
|
from app.db.base_class import Base
|
|
# Then import the models to ensure they're registered with SQLAlchemy
|
|
import app.db.base # noqa: F401
|
|
|
|
# this is the Alembic Config object, which provides
|
|
# access to the values within the .ini file in use.
|
|
config = context.config
|
|
|
|
# Set up the database URL dynamically based on environment
|
|
# Check if we're running in the container environment at /app/repo
|
|
IN_CONTAINER = os.path.exists('/app/repo')
|
|
|
|
# Set the database directory path based on the environment
|
|
if IN_CONTAINER:
|
|
# Container path
|
|
DB_DIR = Path("/app/repo/storage/db")
|
|
else:
|
|
# Local development path - using either the project directory or fallback to /app
|
|
PROJECT_ROOT = Path("/projects/bloggingplatformapi-lncxqv")
|
|
if PROJECT_ROOT.exists():
|
|
DB_DIR = PROJECT_ROOT / "storage" / "db"
|
|
else:
|
|
DB_DIR = Path("/app/storage/db")
|
|
|
|
# Create the directory for the database if it doesn't exist
|
|
DB_DIR.mkdir(parents=True, exist_ok=True)
|
|
|
|
SQLALCHEMY_DATABASE_URL = f"sqlite:///{DB_DIR}/db.sqlite"
|
|
|
|
# Override the URL in the config with our dynamic URL
|
|
config.set_main_option("sqlalchemy.url", SQLALCHEMY_DATABASE_URL)
|
|
|
|
# Interpret the config file for Python logging.
|
|
# This line sets up loggers basically.
|
|
fileConfig(config.config_file_name)
|
|
|
|
# add your model's MetaData object here
|
|
# for 'autogenerate' support
|
|
target_metadata = Base.metadata
|
|
|
|
# other values from the config, defined by the needs of env.py,
|
|
# can be acquired:
|
|
# my_important_option = config.get_main_option("my_important_option")
|
|
# ... etc.
|
|
|
|
|
|
def run_migrations_offline():
|
|
"""Run migrations in 'offline' mode.
|
|
|
|
This configures the context with just a URL
|
|
and not an Engine, though an Engine is acceptable
|
|
here as well. By skipping the Engine creation
|
|
we don't even need a DBAPI to be available.
|
|
|
|
Calls to context.execute() here emit the given string to the
|
|
script output.
|
|
|
|
"""
|
|
url = config.get_main_option("sqlalchemy.url")
|
|
context.configure(
|
|
url=url,
|
|
target_metadata=target_metadata,
|
|
literal_binds=True,
|
|
dialect_opts={"paramstyle": "named"},
|
|
)
|
|
|
|
with context.begin_transaction():
|
|
context.run_migrations()
|
|
|
|
|
|
def run_migrations_online():
|
|
"""Run migrations in 'online' mode.
|
|
|
|
In this scenario we need to create an Engine
|
|
and associate a connection with the context.
|
|
|
|
"""
|
|
connectable = engine_from_config(
|
|
config.get_section(config.config_ini_section),
|
|
prefix="sqlalchemy.",
|
|
poolclass=pool.NullPool,
|
|
)
|
|
|
|
with connectable.connect() as connection:
|
|
is_sqlite = connection.dialect.name == 'sqlite'
|
|
context.configure(
|
|
connection=connection,
|
|
target_metadata=target_metadata,
|
|
render_as_batch=is_sqlite, # Key configuration for SQLite
|
|
compare_type=True,
|
|
)
|
|
|
|
with context.begin_transaction():
|
|
context.run_migrations()
|
|
|
|
|
|
if context.is_offline_mode():
|
|
run_migrations_offline()
|
|
else:
|
|
run_migrations_online() |