tonic 0.11.0

A gRPC over HTTP/2 implementation focused on high performance, interoperability, and flexibility.
Documentation
/// The request message containing the user's name.
#[derive(Clone, PartialEq, ::prost::Message)]
pub struct HelloRequest {
    #[prost(string, tag = "1")]
    pub name: std::string::String,
}
/// The response message containing the greetings
#[derive(Clone, PartialEq, ::prost::Message)]
pub struct HelloReply {
    #[prost(string, tag = "1")]
    pub message: std::string::String,
}
#[doc = r" Generated client implementations."]
pub mod client {
    #![allow(unused_variables, dead_code, missing_docs)]
    use tonic::codegen::*;
    #[doc = " The greeting service definition."]
    pub struct GreeterClient<T> {
        inner: tonic::client::Grpc<T>,
    }
    impl GreeterClient<tonic::transport::Channel> {
        #[doc = r" Attempt to create a new client by connecting to a given endpoint."]
        pub async fn connect<D>(dst: D) -> Result<Self, tonic::transport::Error>
        where
            D: TryInto<tonic::transport::Endpoint>,
            D::Error: Into<StdError>,
        {
            let conn = tonic::transport::Endpoint::new(dst)?.connect().await?;
            Ok(Self::new(conn))
        }
    }
    impl<T> GreeterClient<T>
    where
        T: tonic::client::GrpcService<tonic::body::BoxBody>,
        T::ResponseBody: Body + Send + 'static,
        T::Error: Into<StdError>,
        <T::ResponseBody as Body>::Error: Into<StdError> + Send,
        <T::ResponseBody as Body>::Data: Into<bytes::Bytes> + Send,
    {
        pub fn new(inner: T) -> Self {
            let inner = tonic::client::Grpc::new(inner);
            Self { inner }
        }
        #[doc = r" Check if the service is ready."]
        pub async fn ready(&mut self) -> Result<(), tonic::Status> {
            self.inner.ready().await.map_err(|e| {
                tonic::Status::new(
                    tonic::Code::Unknown,
                    format!("Service was not ready: {}", e.into()),
                )
            })
        }
        #[doc = " Sends a greeting"]
        pub async fn say_hello(
            &mut self,
            request: tonic::Request<super::HelloRequest>,
        ) -> Result<tonic::Response<super::HelloReply>, tonic::Status> {
            self.ready().await?;
            let codec = tonic::codec::ProstCodec::default();
            let path = http::uri::PathAndQuery::from_static("/helloworld.Greeter/SayHello");
            self.inner.unary(request, path, codec).await
        }
    }
    impl<T: Clone> Clone for GreeterClient<T> {
        fn clone(&self) -> Self {
            Self {
                inner: self.inner.clone(),
            }
        }
    }
}
#[doc = r" Generated server implementations."]
pub mod server {
    #![allow(unused_variables, dead_code, missing_docs)]
    use tonic::codegen::*;
    #[doc = "Generated trait containing gRPC methods that should be implemented for use with GreeterServer."]
    #[async_trait]
    pub trait Greeter: Send + Sync + 'static {
        #[doc = " Sends a greeting"]
        async fn say_hello(
            &self,
            request: tonic::Request<super::HelloRequest>,
        ) -> Result<tonic::Response<super::HelloReply>, tonic::Status> {
            Err(tonic::Status::unimplemented("Not yet implemented"))
        }
    }
    #[doc = " The greeting service definition."]
    #[derive(Clone, Debug)]
    pub struct GreeterServer<T: Greeter> {
        inner: Arc<T>,
    }
    #[derive(Clone, Debug)]
    #[doc(hidden)]
    pub struct GreeterServerSvc<T: Greeter> {
        inner: Arc<T>,
    }
    impl<T: Greeter> GreeterServer<T> {
        #[doc = "Create a new GreeterServer from a type that implements Greeter."]
        pub fn new(inner: T) -> Self {
            let inner = Arc::new(inner);
            Self::from_shared(inner)
        }
        pub fn from_shared(inner: Arc<T>) -> Self {
            Self { inner }
        }
    }
    impl<T: Greeter> GreeterServerSvc<T> {
        pub fn new(inner: Arc<T>) -> Self {
            Self { inner }
        }
    }
    impl<T: Greeter, R> Service<R> for GreeterServer<T> {
        type Response = GreeterServerSvc<T>;
        type Error = Never;
        type Future = Ready<Result<Self::Response, Self::Error>>;
        fn poll_ready(&mut self, _cx: &mut Context<'_>) -> Poll<Result<(), Self::Error>> {
            Poll::Ready(Ok(()))
        }
        fn call(&mut self, _: R) -> Self::Future {
            ok(GreeterServerSvc::new(self.inner.clone()))
        }
    }
    impl<T: Greeter> Service<http::Request<HyperBody>> for GreeterServerSvc<T> {
        type Response = http::Response<tonic::body::BoxBody>;
        type Error = Never;
        type Future = BoxFuture<Self::Response, Self::Error>;
        fn poll_ready(&mut self, _cx: &mut Context<'_>) -> Poll<Result<(), Self::Error>> {
            Poll::Ready(Ok(()))
        }
        fn call(&mut self, req: http::Request<HyperBody>) -> Self::Future {
            let inner = self.inner.clone();
            match req.uri().path() {
                "/helloworld.Greeter/SayHello" => {
                    struct SayHello<T: Greeter>(pub Arc<T>);
                    impl<T: Greeter> tonic::server::UnaryService<super::HelloRequest> for SayHello<T> {
                        type Response = super::HelloReply;
                        type Future = BoxFuture<tonic::Response<Self::Response>, tonic::Status>;
                        fn call(
                            &mut self,
                            request: tonic::Request<super::HelloRequest>,
                        ) -> Self::Future {
                            let inner = Arc::clone(&self.0);
                            let fut = async move { inner.say_hello(request).await };
                            Box::pin(fut)
                        }
                    }
                    let inner = self.inner.clone();
                    let fut = async move {
                        let method = SayHello(inner);
                        let codec = tonic::codec::ProstCodec::default();
                        let mut grpc = tonic::server::Grpc::new(codec);
                        let res = grpc.unary(method, req).await;
                        Ok(res)
                    };
                    Box::pin(fut)
                }
                _ => Box::pin(async move {
                    Ok(http::Response::builder()
                        .status(200)
                        .header("grpc-status", "12")
                        .body(empty_body())
                        .unwrap())
                }),
            }
        }
    }
}