74 questions
2
votes
0
answers
50
views
optional query parameter in http signature of proto rpc is not mapped as expected
I was under the impression that given an rpc like below
rpc FetchResource(GetResourceRequest) returns (ResourceResponse) {
option (google.api.http) = {get: "/v1/resource/{resource_id}/group&...
- 432
0
votes
0
answers
22
views
How I can get the ctx inside a grpc-gateway marshaller?
I want to use grpc-gateway but I have some custom proto annotation that affect how Json is marshalled/unmarshalled from http payloads. Those annotations are context sensitive (depending on user ...
- 39
1
vote
0
answers
56
views
GRPC-gateway (golang): how to return nulls in json on some fields
I have enpoint that must return a response like
{
"reallyOptionalValue": "string" //must be omitted when empty
"nullableValue": "string or null"
}
my ...
- 11
1
vote
0
answers
124
views
How to provide custom marshaller to have alternative behavior for tagged fields
Background
I have an application that uses gRPC to communicate with other services. Nothing fancy.
The data exchange includes fields representing SHA-1, SHA-256 and UUIDs, which are stored as bytes. ...
- 40.2k
2
votes
1
answer
378
views
Extend grpc-gateway generated functions with custom decode logic in proto.Message
In the course of work there appeared a necessity to perform strings.TrimSpace on all fields with protobuf type string
As a result it was decided to write a plugin that generates the necessary ...
2
votes
0
answers
77
views
Go-grpc-gateway: invalid character '<' looking for beginning of value
I'm trying to create an app using go grpc gateway but I faced with the problem. I integrate external service using it's webhooks that use XML format. But as I understand grpc gateway doesn't support ...
- 845
1
vote
0
answers
314
views
User agent becomes grpc-go/1.64. on server side of grpc gateway
I'm trying to create an app using grpc-gateway and go but faced with the problem. I'm trying to write an interceptor that will authorize users before the requests using cookie and user agent. However ...
- 845
4
votes
1
answer
238
views
Serialization problem in grpc gateway(go)
I'm trying to create a microservice app using grpc gateway, but faced with a small problem. When I try to send request to api, my fields initialize as zero-value. It's the first time when I'm trying ...
- 845
1
vote
1
answer
690
views
How to config public route and auth route in gRPC gateway
Is there any way to config public route and auth route in gRPC gateway similar to other http frameworks. For example in echo framework we can config like this
func main() {
e := echo.New()
...
- 55
2
votes
0
answers
156
views
Grpc-gateway or maintain simultaneous REST and GRPC servers?
I have mostly used REST or grpc separately in services. When I needed both, used go-kit. But in my new project, OpenAPIv3 is a high want on the REST side and grpc is also needed.
I have two options:
...
- 1,583
2
votes
0
answers
160
views
runtime.WithForwardResponseOption not used when terminating from UnaryServerInterceptor
I've setup a grpc-gateway for a small testbed service and I have a UnaryServerInterceptor setup that checks authorization bearer tokens and validate against an SSO introspection URL.
func (im *...
- 565
0
votes
0
answers
223
views
What happen to Context Object in Go?
first I want to specify our architecture.
Client -> Grpc Gateway -> Server
In our architecture, we use a gateway to process and authenticate requests and then pass it to the Server application.
...
1
vote
0
answers
407
views
protobuf go gateway protoreflect.ProtoMessage (missing method ProtoReflect)
I'm having problem with this error
protoreflect.ProtoMessage value in return statement: *HelloReply does not implement protoreflect.ProtoMessage (missing method ProtoReflect)
Indeed there is no ...
- 11
1
vote
0
answers
110
views
how to dynamically configure custom ingress controller rules for golang grpc gateway service
i am currently discarding traefik ingress controller and writing the golang code.
i need help in understanding how to configure the ingress controller rules dynamically from grpc request and then ...
- 2,455
3
votes
0
answers
835
views
How to get custom header from metadata of incoming request in grpc-gateway
Here is my CORS policy set to have a custom header
return http.ListenAndServe(":"+port,
handlers.CORS(handlers.AllowedHeaders([]string{"X-Requested-With", "Content-...
- 125