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RicardoLinck/metadata_client.go

Created June 25, 2020 21:49
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metadata_client.go
func sum(c calculatorpb.CalculatorServiceClient) {
req := &calculatorpb.SumRequest{
NumA: 3,
NumB: 10,
}
ctx := metadata.AppendToOutgoingContext(context.Background(), "user", "test")
res, err := c.Sum(ctx, req)
if err != nil {
log.Fatalf("Error calling Sum RPC: %v", err)
}
log.Printf("Response: %d\n", res.Result)
}
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