66 lines
1.7 KiB
Rust
66 lines
1.7 KiB
Rust
use structopt::StructOpt;
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use tonic::Server;
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use tonic_interop::{server, MergeTrailers};
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// TODO: move GrpcService out of client since it can be used for the
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// server too.
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use http::header::HeaderName;
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use tonic::body::BoxBody;
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use tonic::client::GrpcService;
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#[derive(StructOpt)]
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struct Opts {
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#[structopt(long)]
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use_tls: bool,
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}
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#[tokio::main]
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async fn main() -> std::result::Result<(), Box<dyn std::error::Error>> {
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tonic_interop::trace_init();
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let matches = Opts::from_args();
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let addr = "127.0.0.1:10000".parse().unwrap();
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let test_service = server::create();
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let mut builder = Server::builder();
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if matches.use_tls {
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let ca = tokio::fs::read("tonic-interop/data/server1.pem").await?;
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let key = tokio::fs::read("tonic-interop/data/server1.key").await?;
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builder.tls(ca, key);
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}
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builder.interceptor_fn(|svc, req| {
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let echo_header = req
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.headers()
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.get("x-grpc-test-echo-initial")
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.map(Clone::clone);
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let echo_trailer = req
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.headers()
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.get("x-grpc-test-echo-trailing-bin")
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.map(Clone::clone)
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.map(|v| (HeaderName::from_static("x-grpc-test-echo-trailing-bin"), v));
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let call = svc.call(req);
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async move {
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let mut res = call.await?;
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if let Some(echo_header) = echo_header {
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res.headers_mut()
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.insert("x-grpc-test-echo-initial", echo_header);
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}
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Ok(res
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.map(|b| MergeTrailers::new(b, echo_trailer))
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.map(BoxBody::new))
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}
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});
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builder.serve(addr, test_service).await?;
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Ok(())
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}
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