77 lines
2.2 KiB
Python
77 lines
2.2 KiB
Python
"""迁移脚本 002：创建角色表
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使用方式：
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python -m insurance.db.migrate_002
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或在应用启动时自动执行（需要配置 MIGRATION_ENABLED=true）
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"""
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from sqlalchemy import text
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from insurance.db.compat import db
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def migrate():
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"""执行迁移：创建角色表。"""
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print("[migrate_002] 开始执行迁移...")
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try:
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# 检查表是否已存在
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result = db.session.execute(text("""
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SELECT EXISTS (
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SELECT FROM information_schema.tables
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WHERE table_name = 'insurance_roles'
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)
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"""))
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if result.scalar():
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print("[migrate_002] 表已存在，跳过")
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return True
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# 创建角色表
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print("[migrate_002] 创建 insurance_roles 表")
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db.session.execute(text("""
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CREATE TABLE insurance_roles (
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id SERIAL PRIMARY KEY,
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name VARCHAR(64) UNIQUE NOT NULL,
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description VARCHAR(256) DEFAULT '',
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permissions TEXT DEFAULT '[]',
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builtin BOOLEAN DEFAULT FALSE,
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created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
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updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
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)
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"""))
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# 添加注释
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db.session.execute(text("""
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COMMENT ON TABLE insurance_roles IS '系统角色表'
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"""))
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db.session.execute(text("""
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COMMENT ON COLUMN insurance_roles.name IS '角色名称'
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"""))
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db.session.execute(text("""
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COMMENT ON COLUMN insurance_roles.permissions IS '权限列表JSON'
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"""))
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db.session.execute(text("""
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COMMENT ON COLUMN insurance_roles.builtin IS '是否内置角色'
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"""))
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db.session.commit()
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print("[migrate_002] 迁移完成！")
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return True
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except Exception as e:
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db.session.rollback()
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print(f"[migrate_002] 迁移失败: {e}")
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return False
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if __name__ == "__main__":
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from flask import Flask
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from configs.app_config import AppConfig
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app = Flask(__name__)
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app.config.from_object(AppConfig)
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with app.app_context():
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migrate()
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