yml2213
834bfdd1d0
1. 新增账号事件数据表 AccountEvent 与迁移版本 20261002_0040_account_events，支持审计 Cookie 变更、自动重登、健康检查及任务执行事件； 2. 后端新增 account_events_service 并扩展 /api/accounts 路由，支持事件查询、过滤与上报； 3. 前端新增 AccountDetailPage 账号详情页组件，支持账号元信息展示、事件历史瀑布流与快捷重登操作； 4. 修复 CK 重登与自动化定时任务中事件关联逻辑，补充 test_account_events 单元测试； 5. 新增生产服务器高负载排查分析报告及相关设计文档。
128 lines
5.4 KiB
Python
128 lines
5.4 KiB
Python
"""Alembic 迁移链冒烟测试（在真实 MySQL 临时库上执行）。
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覆盖三件事：
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1. 链完整性：只有一个头版本、头与最新迁移一致、每个修订的
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down_revision 都能回溯到根（无悬挂引用、无分叉链）。
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2. 全部迁移脚本可编译：防止迁移文件被改坏后部署流程才暴露。
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3. 空库整链执行：迁移脚本在真实 MySQL 临时库上执行 `upgrade head`，
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随后校验表/列/索引与 Base.metadata 模型元数据对齐（模型要求的不允许缺失），
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并确认迁移新增的复合查询索引确实落库。
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"""
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import secrets
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from pathlib import Path
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from urllib.parse import quote_plus
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from alembic import command
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from alembic.config import Config
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from alembic.script import ScriptDirectory
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from sqlalchemy import create_engine, inspect, text
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import web.backend.database as database_module
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from tests.support.db import get_mysql_credentials, get_test_engine
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from web.backend.database import Base
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TESTS_DIR = Path(__file__).resolve().parent
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PROJECT_ROOT = TESTS_DIR.parent
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VERSIONS_DIR = PROJECT_ROOT / "web" / "backend" / "migrations" / "versions"
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HEAD_REVISION = "20261002_0040"
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# 迁移新增、但不声明在模型里的复合查询索引。
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EXTRA_INDEXES = (
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"ix_douyu_tasks_handbook_scope_id",
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"ix_douyu_tasks_handbook_scope_task_type_id",
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"ix_douyu_tasks_status_finished_at_id",
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"ix_login_tasks_status_finished_at_id",
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# 账号时间线按「账号 + 时间倒序」查，模型里不声明这个复合索引。
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"ix_account_events_account_occurred",
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)
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def _migration_config() -> Config:
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config = Config(str(PROJECT_ROOT / "alembic.ini"))
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config.set_main_option(
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"script_location", str(PROJECT_ROOT / "web" / "backend" / "migrations")
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)
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return config
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class TestMigrationSmoke:
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def test_chain_is_linear_and_head_matches_latest_file(self):
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directory = ScriptDirectory.from_config(_migration_config())
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heads = directory.get_heads()
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assert len(heads) == 1, f"迁移链出现多个头版本（存在分叉）: {heads}"
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assert heads[0] == HEAD_REVISION, f"头版本 {heads[0]} 与最新迁移不一致"
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version_files = sorted(path.name for path in VERSIONS_DIR.glob("*.py"))
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revisions = list(directory.walk_revisions())
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revision_ids = {revision.revision for revision in revisions}
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assert len(revision_ids) == len(version_files), (
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"迁移文件数量与已加载修订数量不一致（存在无法加载的脚本）"
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)
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for revision in revisions:
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if revision.down_revision is not None:
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assert revision.down_revision in revision_ids, (
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f"{revision.revision} 引用了不存在的父版本 {revision.down_revision}"
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)
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def test_all_migration_scripts_compile(self):
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for path in sorted(VERSIONS_DIR.glob("*.py")):
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source = path.read_text(encoding="utf-8")
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compile(source, str(path), "exec") # 语法/缩进等编译错误会在此抛出
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def test_full_chain_applies_on_fresh_mysql_and_matches_models(self):
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"""空库执行整条迁移链，校验表/列/索引与模型元数据对齐。"""
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creds = get_mysql_credentials()
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mig_db = f"douyu_login_mig_{secrets.token_hex(4)}"
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mig_url = f"mysql+pymysql://{quote_plus(creds['user'])}:{quote_plus(creds['password'])}@{creds['host']}:{creds['port']}/{mig_db}?charset=utf8mb4"
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admin_engine = get_test_engine()
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with admin_engine.begin() as conn:
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conn.execute(
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text(
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f"CREATE DATABASE `{mig_db}` CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci;"
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)
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)
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original_url = database_module.DATABASE_URL
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try:
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database_module.DATABASE_URL = mig_url
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cfg = _migration_config()
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cfg.set_main_option("sqlalchemy.url", mig_url)
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command.upgrade(cfg, "head")
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inspector = inspect(create_engine(mig_url))
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db_tables = set(inspector.get_table_names())
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assert db_tables
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model_tables = Base.metadata.tables
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missing_tables = set(model_tables) - db_tables
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assert not missing_tables
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all_db_indexes = set()
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for name, table in model_tables.items():
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db_columns = {column["name"] for column in inspector.get_columns(name)}
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model_columns = set(table.columns.keys())
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missing_columns = model_columns - db_columns
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assert not missing_columns
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db_indexes = set()
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for index in inspector.get_indexes(name):
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index_name = index["name"]
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if index_name:
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db_indexes.add(index_name)
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all_db_indexes |= db_indexes
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model_indexes = {index.name for index in table.indexes if index.name}
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missing_indexes = model_indexes - db_indexes
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assert not missing_indexes
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# 迁移新增的复合查询索引（不入模型，但应存在）。
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for index_name in EXTRA_INDEXES:
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assert index_name in all_db_indexes, f"迁移链未创建索引 {index_name}"
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finally:
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database_module.DATABASE_URL = original_url
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with admin_engine.begin() as conn:
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conn.execute(text(f"DROP DATABASE IF EXISTS `{mig_db}`;"))
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