95 lines
2.6 KiB
Python
95 lines
2.6 KiB
Python
|
from logging.config import fileConfig
|
||
|
|
|
||
|
|
from sqlalchemy import engine_from_config
|
||
|
|
from sqlalchemy import pool
|
||
|
|
|
||
|
|
from alembic import context
|
||
|
|
|
||
|
|
import os
|
||
|
|
import sys
|
||
|
|
|
||
|
|
from core.database import Base
|
||
|
|
|
||
|
|
# this is the Alembic Config object, which provides
|
||
|
|
# access to the values within the .ini file in use.
|
||
|
|
config = context.config
|
||
|
|
|
||
|
|
# 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
|
||
|
|
# from myapp import mymodel
|
||
|
|
# target_metadata = mymodel.Base.metadata
|
||
|
|
# target_metadata = None
|
||
|
|
|
||
|
|
# 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.
|
||
|
|
|
||
|
|
# 添加当前项目路径到环境变量
|
||
|
|
BASE_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
|
||
|
|
sys.path.append(BASE_DIR)
|
||
|
|
|
||
|
|
# 导入项目中的基本映射类，与 需要迁移的 ORM 模型
|
||
|
|
from apps.vadmin.auth.models import *
|
||
|
|
from apps.vadmin.system.models import *
|
||
|
|
from apps.vadmin.record.models import *
|
||
|
|
from apps.vadmin.help.models import *
|
||
|
|
from apps.business.project.models.project import *
|
||
|
|
from apps.business.train.models.train import *
|
||
|
|
from apps.business.detect.models.detect import *
|
||
|
|
|
||
|
|
# 修改配置中的参数
|
||
|
|
target_metadata = Base.metadata
|
||
|
|
|
||
|
|
|
||
|
|
def run_migrations_offline():
|
||
|
|
"""
|
||
|
|
以“脱机”模式运行迁移。
|
||
|
|
"""
|
||
|
|
url = config.get_main_option("sqlalchemy.url")
|
||
|
|
context.configure(
|
||
|
|
url=url,
|
||
|
|
target_metadata=target_metadata,
|
||
|
|
literal_binds=True,
|
||
|
|
dialect_opts={"paramstyle": "named"},
|
||
|
|
compare_type=True, # 是否检查字段类型，字段长度
|
||
|
|
compare_server_default=True # 是否比较在数据库中的默认值
|
||
|
|
)
|
||
|
|
|
||
|
|
with context.begin_transaction():
|
||
|
|
context.run_migrations()
|
||
|
|
|
||
|
|
|
||
|
|
def run_migrations_online():
|
||
|
|
"""
|
||
|
|
以“在线”模式运行迁移。
|
||
|
|
"""
|
||
|
|
connectable = engine_from_config(
|
||
|
|
config.get_section(config.config_ini_section),
|
||
|
|
prefix="sqlalchemy.",
|
||
|
|
poolclass=pool.NullPool,
|
||
|
|
)
|
||
|
|
|
||
|
|
with connectable.connect() as connection:
|
||
|
|
context.configure(
|
||
|
|
connection=connection,
|
||
|
|
target_metadata=target_metadata,
|
||
|
|
compare_type=True, # 是否检查字段类型，字段长度
|
||
|
|
compare_server_default=True # 是否比较在数据库中的默认值
|
||
|
|
)
|
||
|
|
|
||
|
|
with context.begin_transaction():
|
||
|
|
context.run_migrations()
|
||
|
|
|
||
|
|
|
||
|
|
if context.is_offline_mode():
|
||
|
|
print("offline")
|
||
|
|
run_migrations_offline()
|
||
|
|
else:
|
||
|
|
print("online")
|
||
|
|
run_migrations_online()
|