在上述代码中,将/path/to/root_certs.pem替换为正确的pem根证书路径,"server_address"替换为你要连接的服务器地址。 如果你使用的是其他编程语言,可以查阅相应语言的GRPC文档,了解如何指定pem根证书路径。 总结一下,当遇到"GRPC CreateChannel()错误无法获取默认的pem根证书"时,需要确保系统中存在正确的pem根...
public: explicit ExmapleClint(std::shared_ptr<grpc::Channel> channel): stub_(SearchService::NewStub(channel)){} std::unique_ptr<SearchService::Stub> stub_; }; //创建对象 ChannelArguments args; m_pClient = new ExmapleClint(grpc::CreateCustomChannel("127.0.0.1:50051", grpc::InsecureChannel...
1. Channel State 属性:grpc_connectivity_state 用途:获取当前通道的状态。 伪代码: grpc::ChannelArguments args; grpc::shared_ptr<grpc::Channel> channel = grpc::CreateChannel("server_address", grpc::InsecureChannelCredentials()); grpc_connectivity_state state = channel->GetState(true); // 尝试连接...
import grpc import your_pb2 import your_pb2_grpc from google.rpc import status_pb2 def create_channel(target, options=None): """Create a gRPC channel with retry logic.""" channel = grpc.insecure_channel(target, options=options) return grpc.intercept_channel(channel, RetryInterceptor()) clas...
in create_partition response = rf.result() File "/Users/twofarm/Desktop/works/vectors/.venv/lib/python3.10/site-packages/grpc/_channel.py", line 883, in result raise self grpc._channel._MultiThreadedRendezvous: <_MultiThreadedRendezvous of RPC that terminated with: status = StatusCode.UNIMPLEME...
// Create a channel using remote server address ManagedChannel channel = ManagedChannelBuilder.forAddress("localhost", 8080) .usePlaintext(true) .build(); // Initialize blocking stub using the channel ProductInfoGrpc.ProductInfoBlockingStub stub = ProductInfoGrpc.newBlockingStub(channel); // Call ...
defmain():channel=create_channel()# 创建通道stub=MyServiceStub(channel)# 创建存根try:make_rpc_call(stub)# 执行 RPC 调用finally:channel.close()# 确保关闭通道 1. 2. 3. 4. 5. 6. 7. 类图 以下是实现中的类图,展示了主要类及其关系: ...
usinggrpc::Channel; usinggrpc::ClientContext; usinggrpc::Status; usinghelloworld::HelloRequest; usinghelloworld::HelloReply; usinghelloworld::Greeter; classGreeterClient { public: GreeterClient(std::shared_ptr<Channel> channel) : stub_(Greeter::NewStub(channel)) {} ...
mChannel.shutdown().awaitTermination(1, TimeUnit.SECONDS); }catch(InterruptedException e) { Thread.currentThread().interrupt(); } Log.d(TAG, result); } } } AI代码助手复制代码 这段代码运行会崩溃: Causedby: io.grpc.ManagedChannelProvider$ProviderNotFoundException: No functional server found.Try...
我发现我代码里就算是改造成FututreStub,并且使用一个使用一个固定数量的Channel池进行复用,还是会出现 EMQX侧的gRPC客户端线程崩溃的现象,只不过是日志中出现的好像少了一些,但是 msg: unexpected_call 的日志好像变多了heeejianbo 2023 年3 月 29 日 06:28 15 抱歉,最近遗漏了你的消息。建议还是阻塞的方式好...