我和你在同一条船上,我不喜欢默认机制。幸运的是,使用 web2py 自定义异常处理非常简单。查看 web2py 目录根目录中的 routes.py。我已将以下内容添加到我的:
routes_onerror = [('application_name/*','/application_name/error/index')]
这会将任何异常路由到我的错误处理程序控制器(application_name/controllers/error.py),我在其中将我的 def 索引定义为:
def index():
if request.vars.code == '400':
return(dict(app=request.application,
ticket=None,
traceback="A 400 error was raised, this is controller/method path not found",
code=None,
layer=None,
wasEmailed=False))
elif request.vars.code == '404':
return(dict(app=request.application,
ticket=None,
traceback="A 404 error was raised, this is bad.",
code=None,
layer=None,
wasEmailed=False))
else:
fH = file('applications/%s/errors/%s' % (request.application,request.vars.ticket.split("/")[1]))
e = cPickle.load(fH)
fH.close()
__sendEmail(request.application,e['layer'],e['traceback'],e['code'])
return(dict(app=request.application,
ticket=request.vars.ticket,
traceback=e['traceback'],
code=e['code'],
layer=e['layer'],
wasEmailed=True))
如您所见,对于非 400 和 404 错误,我通过电子邮件将回溯发送给自己,然后调用相应的视图/错误/index.html。在生产中,这个视图给出了一个通用的“我很抱歉发生了错误,开发人员已收到电子邮件”。在我的开发服务器上,它显示格式化的回溯。