The Go implementation of gRPC: A high performance, open source, general RPC framework that puts mobile and HTTP/2 first.
Questions tagged [grpc-go]
385 questions
0
votes
1 answer
Empty Parameter For GRPC service method
I am a beginner in golang and GRPC. I am trying to use React as frontend , GRPC instead of API and GoLang as backend.
I am just trying to pass two int64 parameter in add() service and return the sum but the parameter is always 0 when i try to log in…
Lal Kumar Rai
- 327
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- 21
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0 answers
GRPC, Golang, How to connect to alternate path to same server on network error
I have 2 servers, They have at least 2 interfaces, When one of the interface is down, I want to grpc to try next interface in same RPC call, for example
N1 ip-eth0 <-- Path1 ---> N2 ip-eth0
N1 ip-eth1 <-- Path2 ---> N2 ip-eth1
In this case, while…
tushars
- 53
- 6
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1 answer
Sending ListBlog response in unary streaming
I am trying to return list of items from grpc without streaimg API and not finding any solution or example , I know we use this kind of proto file when using streaming
message ListBlogResponse {
Blog blog = 1;
}
and then Blog
message Blog {
…
Fatima Fahad
- 95
- 1
- 9
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Swagger-UI like API documentation tool for API written in Golang and consumes/produces protocolBuffer input/output
I am developing a web product with Rest APIs which is using protocol buffers in Golang.
In my earlier products, we used Swagger for automated API documentation as they were using JSON for request/response. We are aiming at the same…
Bush
- 261
- 1
- 11
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votes
1 answer
Adding more http/2 connections in a grpc channel
There's a property called SocketsHttpHandler.EnableMultipleHttp2Connections in ASP.NET's grpc library which enables a channel to create additional http/2 connections when the concurrent stream limit is reached. Is there anything available in Go…
0
votes
2 answers
Grpc Error on Long Connections: Too Many Pings
I am building a system with a microservice architecture that communicates between services using grpc. I have a long running request in the beginning that hits a central endpoint that makes a bunch of requests to other services. The first request to…
MUAS
- 519
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- 20
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2 answers
Error in generated code with protoc-gen-grpc-gateway
I'm new to Protocol Buffers and gRPC stuff. Now I'm trying to build a client/server architecture with grpc + grpc-gateway in Go.
I tried to follow some examples but I always end up with the same problem.
After generating the code with protoc i run…
Riccardo Pedrielli
- 237
- 2
- 11
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1 answer
How trace gRPC service (server side) in go using collector
I'm using a collector to trace my spans in my java services, this serivces are http and grpc. The collector endpoint is localhost:55680. This java services trace succesfully.
Now, I want to use this collector to trace my go service based on gRPC.
In…
victorpacheco3107
- 822
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- 10
- 32
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2 answers
How to check deadlines in server middleware
Per doc, gRPC server could check deadlines as
if ctx.Err() == context.Canceled {
return status.New(codes.Canceled, "Client cancelled, abandoning.")
}
And I try to handle it in hello example
// SayHello implements helloworld.GreeterServer
func…
zangw
- 43,869
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How to upload an image in chunks with client-side streaming gRPC using grpcurl
I have been trying to upload an image in chunks with client side streaming using grpcurl. The service is working without error except that at the server, image data received is 0 bytes.
The command I am using is:
grpcurl -proto image_service.proto…
Ketan Chaturvedi
- 15
- 1
- 6
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votes
1 answer
Is there a command to send a grpc Go lang server to have it output all possible messages it accepts?
I am working on a grpc server and keep getting messages like "target server does not expose service (service name)" even though I think the name is correct. Is there a way (in development) to send a message asking the grpc server to just output all…
user14416704
- 73
- 4
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votes
1 answer
Best practice for separate message and service definitions in Go protobuf?
What's best practice for separating the declaration of messages used in services in (Go-specific) Protocol Buffers? The context is a large application with multiple gRPC services. Some messages are used in multiple services. The thought was to…
Scott Deerwester
- 3,503
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- 56
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1 answer
How to generate Go gRPC code with the protobuf-gradle-plugin?
This question is the same as this one, How do I use gradle to generate go grpc code?, but since that hasn't been answered yet I'm asking it again. I've made a simplified Gradle project with a structure similar to the following:
├── build.gradle
└──…
Kurt Peek
- 52,165
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Unable to properly generate code with protoc-gen-go-grpc
golang and grpc newcomer here. I'm having issues with getting started with protobufs and grpc in golang. I'm assuming I made some stupid mistake somewhere. Here is some background information.
$GOPATH\bin is in my $PATH
I've installed the…
UCProgrammer
- 517
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1 answer
x/net/http2: ConnState Unable to track
net/http package Server struct in the SDK have ConnState func(net.Conn, ConnState), But not exists in the 'Server' struct of 'x/net/http2'
With the h2c feature, when the state variable is converted to http.StateHijacked , I will no longer know the…
fsyyft
- 1