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  • django 请求处理流程 链路追踪

    class BaseMiddleware:

        # https://github.com/django/django/blob/master/tests/utils_tests/test_decorators.py

        def __init__(self, get_response):

            self.get_response = get_response

        def __call__(self, request):

            return self.get_response(request)

    在请求响应头中加入request_id

    class StraceRequestMiddleware(BaseMiddleware):

        def __call__(self, request):

            response = self.get_response(request)

            # 'WSGIRequest' object has no attribute 'process_view_RequestId'

            # TODO

            try:

                response['X-REQUEST-ID'] = request.process_view_RequestId

            except:

                pass

            return response

        def process_view(self, request, view_func, view_args, view_kwargs):

            if not hasattr(request, 'process_view_RequestId'):

                setattr(request, 'process_view_RequestId', createRequestId())

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  • 原文地址:https://www.cnblogs.com/rsapaper/p/10470024.html
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