interop-test: add opentelemetry tracing context propagation test #11538
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DNVindhya
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Sep 20, 2024
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| // This is because census-tracing overrides the grpc-trace-bin header with | ||
| // OpenTelemetry's GrpcTraceBinPropagator. |
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How does census-tracing overrides grpc-trace-bin header? Isn't it the other way around?
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I verified again the order, the otel interceptor will be run first.
Looking at the code, the census interceptor is added in the front of the interceptor list. And the otel interceptor is after. Then the otel interceptor will be run first. see interceptor channel.
DNVindhya
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Sep 27, 2024
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End-2-end test for trace context propagation from client application to server application. Unit test cases include:
#11500