def __call__(self, context, callback): callback((('rpc-auth-header', self._key),), None) def run(): # NOTE(gRPC Python Team): .close() is possible on a channel and should be # used in circumstances in which the with statement does not fit the needs # of the code. print("...
() class ContextMiddleware(object): """基于flask的before_request和after_request钩子创建的一个中间件类""" def __init__( self, *, app: APP_TYPE, book_grpc_service: BookGrpcService, user_grpc_service: UserGrpcService ) -> None: self._app = app self._app.before_request(self._before_...
python -m grpc_tools.protoc \ # 指定xxx_pb2文件和xxx_pb2_grpc文件生成位置,通常我们都让他们在同一个文件夹生产 --python_out=./$target_p\ --grpc_python_out=./$target_p\ # 指定proto文件的位置 -I. \ $source_p/user/*.proto
在服务端侧,需要实现hello的方法来满足proto文件中GrpcService的接口需求,hello方法的传入参数,是在proto文件中定义的HelloRequest,context是保留字段,不用管,返回参数则是在proto中定义的HelloResponse,服务启动的代码是标准的,可以根据需求修改提供服务的ip地址以及端口号。 5.编写gRPC客户端的代码 #! /usr/bin/env ...
(self, request, context):# Add函数的实现逻辑print("Add function called")returnSimpleCal_pb2.ResultReply(number=request.number1 + request.number2)defMultiply(self, request, context):# Multiply函数的实现逻辑print("Multiply service called")returnSimpleCal_pb2.ResultReply(number=request.number1 * ...
// 1. 定义一个context ctx := context.Background() ctx, cancel := context.WithCancel(ctx) defer cancel() // grpc服务地址 endpoint := "127.0.0.1:50052" mux := runtime.NewServeMux() opts := []grpc.DialOption{grpc.WithInsecure()} ...
03# @Author : zccimportgrpcfromconcurrentimportfuturesfromprotosimportexample_pb2fromprotosimportexample_pb2_grpcclassExampleServicer(example_pb2_grpc.ExampleServiceServicer):defSendMessage(self, request, context):returnexample_pb2.Response(reply=f"Received:{request.message},我是服务端!")defrun_server...
def doRequest(self, request, context): return test_pb2.Search(query = 'hello {msg}'.format(msg = request.name)) # return的数据是符合定义的SearchResponse格式 def serve(): # 启动 rpc 服务,这里可定义最大接收和发送大小(单位M),默认只有4M ...
python3-m grpc_tools.protoc--python_out=./--grpc_python_out=./-I./data.proto server.py importbase64fromconcurrentimportfuturesimportgrpcimportdata_pb2importdata_pb2_grpcclassFormatData(data_pb2_grpc.FormatDataServicer):# 重写接口函数defDoFormat(self,request,context):img=request.img# 对数据字符...
self.valid_token = valid_tokendefintercept_service(self, continuation, handler_call_details):# 从context中获取metadatametadata =dict(handler_call_details.invocation_metadata)# 检查token是否合法ifmetadata.get('authorization') != self.valid_token:returngrpc.unary_unary_rpc_terminator( ...