62 lines
2.1 KiB
Rust
62 lines
2.1 KiB
Rust
pub mod pb {
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tonic::include_proto!("/grpc.examples.unaryecho");
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}
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use hyper::Uri;
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use hyper_util::{client::legacy::connect::HttpConnector, rt::TokioExecutor};
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use occlum_ratls::prelude::*;
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use occlum_ratls::RaTlsConfigBuilder;
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use occlum_sgx::SGXMeasurement;
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use pb::{echo_client::EchoClient, EchoRequest};
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use tokio_rustls::rustls::ClientConfig;
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#[tokio::main]
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async fn main() -> Result<(), Box<dyn std::error::Error>> {
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env_logger::init_from_env(env_logger::Env::default().default_filter_or("trace"));
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let mrsigner_hex = "83E8A0C3ED045D9747ADE06C3BFC70FCA661A4A65FF79A800223621162A88B76";
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let mut mrsigner = [0u8; 32];
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hex::decode_to_slice(mrsigner_hex, &mut mrsigner).expect("mrsigner decoding failed");
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let config = RaTlsConfig::new().allow_instance_measurement(
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InstanceMeasurement::new().with_mrsigners(vec![SGXMeasurement::new(mrsigner)]),
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);
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let tls = ClientConfig::from_ratls_config(config)
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.map_err(|e| std::io::Error::new(std::io::ErrorKind::Other, format!("{}", e)))?;
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let mut http = HttpConnector::new();
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http.enforce_http(false);
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// We have to do some wrapping here to map the request type from
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// `https://example.com` -> `https://[::1]:50051` because `rustls`
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// doesn't accept ip's as `ServerName`.
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let connector = tower::ServiceBuilder::new()
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.layer_fn(move |s| {
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let tls = tls.clone();
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hyper_rustls::HttpsConnectorBuilder::new()
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.with_tls_config(tls)
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.https_or_http()
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.enable_http2()
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.wrap_connector(s)
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})
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.map_request(|_| Uri::from_static("https://[::1]:50051"))
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.service(http);
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let client = hyper_util::client::legacy::Client::builder(TokioExecutor::new()).build(connector);
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let uri = Uri::from_static("https://example.com");
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let mut client = EchoClient::with_origin(client, uri);
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let request = tonic::Request::new(EchoRequest {
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message: "hello".into(),
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});
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let response = client.unary_echo(request).await?;
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println!("RESPONSE={:?}", response);
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Ok(())
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}
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