pccs/app/pccs.py

65 lines
1.7 KiB
Python

"""
pccs — 算力中心集群系统 (Pooled Computing Cluster System)
入口: webapp(init) 模式
"""
import os, sys
from contextlib import asynccontextmanager
# ═══ 最早导入并 patch sqlor, 确保所有后续 import 拿到 patched 版本 ═══
import sqlor.dbpools as _dbp
from appPublic.jsonConfig import getConfig as _getConfig
from appPublic.dictObject import DictObject
_workdir = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
_config = _getConfig(_workdir, NS={'workdir': _workdir})
_global_db = _dbp.DBPools(_config.databases)
_orig_sor_ctx = _dbp.get_sor_context
@asynccontextmanager
async def _patched_sor_ctx(env, modulename, errorback=None):
dbname = env.get_module_dbname(modulename)
async with _global_db.sqlorContext(dbname) as sor:
yield sor
_dbp.get_sor_context = _patched_sor_ctx
# DictObject patch — 所有 ServerEnv 默认 get_module_dbname
_orig_getattr = DictObject.__getattr__
def _patched_getattr(self, key):
if key == 'get_module_dbname':
return lambda m: 'pccs'
return _orig_getattr(self, key)
DictObject.__getattr__ = _patched_getattr
# 同时设置 dict 值
from ahserver.serverenv import set_serverenv
set_serverenv('get_module_dbname', lambda m: 'pccs')
# ═══ 导入 ahserver 后, 修正 globalEnv 中缓存的 get_sor_context ═══
from ahserver.webapp import webapp
from ahserver.globalEnv import GlobalEnv
GlobalEnv().get_sor_context = _patched_sor_ctx
def init():
from appbase.init import load_appbase
from rbac.init import load_rbac
load_appbase()
load_rbac()
# 修正用户权限模块中的缓存引用
import rbac.userperm as _up
_up.get_sor_context = _patched_sor_ctx
if __name__ == '__main__':
webapp(init)