Add completed Rust Codelab

codelabs/grpc-rust-getting-started/completed/Cargo.toml

@@ -0,0 +1,47 @@
+[package]
+edition = "2021"
+license = "MIT"
+name = "getting-started"
+
+[[bin]]
+name = "routeguide-server"
+path = "src/server/server.rs"
+
+[[bin]]
+name = "routeguide-client"
+path = "src/client/client.rs"
+
+[features]
+routeguide = ["dep:async-stream", "dep:tokio-stream", "dep:rand", "dep:serde", "dep:serde_json"]
+full = ["routeguide"]
+default = ["full"]
+
+[dependencies]
+# Common dependencies
+tokio = { version = "1.0", features = ["rt-multi-thread", "macros"] }
+prost = "0.14"
+tonic = { git = "https://github.com/arjan-bal/tonic.git", branch = "grpc-codegen" }
+tonic-protobuf = {git = "https://github.com/arjan-bal/tonic.git", branch = "grpc-codegen", package = "tonic-protobuf" }
+grpc = {git = "https://github.com/arjan-bal/tonic.git", branch = "grpc-codegen", package = "grpc"}
+
+# Optional dependencies
+async-stream = { version = "0.3", optional = true }
+tokio-stream = { version = "0.1", optional = true }
+tokio-util = { version = "0.7.8", optional = true }
+tower = { version = "0.5", optional = true }
+rand = { version = "0.9", optional = true }
+serde = { version = "1.0", features = ["derive"], optional = true }
+serde_json = { version = "1.0", optional = true }
+prost-types = { version = "0.14", optional = true }
+http = { version = "1", optional = true }
+hyper = { version = "1", optional = true }
+hyper-util = { version = "0.1.4", optional = true }
+tokio-rustls = { version = "0.26.1", optional = true, features = ["ring", "tls12"], default-features = false }
+hyper-rustls = { version = "0.27.0", features = ["http2", "ring", "tls12"], optional = true, default-features = false }
+tower-http = { version = "0.6", optional = true }
+protobuf = { version = "4.31.1-release"}
+
+[build-dependencies]
+tonic-protobuf-build = {git = "https://github.com/arjan-bal/tonic.git", branch = "grpc-codegen", package = "tonic-protobuf-build" }
+tonic-build = {git = "https://github.com/arjan-bal/tonic.git", branch = "grpc-codegen", package = "tonic-build" }
+

codelabs/grpc-rust-getting-started/completed/build.rs

@@ -0,0 +1,12 @@
+fn main() {
+    let proto = "src/routeguide/routeguide.proto";
+
+    tonic_build::compile_protos(proto).unwrap();
+    tonic_protobuf_build::CodeGen::new()
+        .include("src/routeguide")
+        .inputs(["routeguide.proto"])
+        .generate_and_compile()
+        .unwrap();
+}
+
+

codelabs/grpc-rust-getting-started/completed/src/client/client.rs

@@ -0,0 +1,37 @@
+use tonic::Request;
+use tonic::transport::{Channel, Endpoint}; 
+
+pub mod route_guide_gen {
+    grpc::include_proto!("", "routeguide");
+}
+
+use route_guide_gen::{
+    route_guide_client::RouteGuideClient,
+    Point,
+};
+
+#[derive(Debug, Clone)]
+pub struct RouteGuideAppClient {
+    inner: RouteGuideClient<Channel>,
+}
+
+#[tokio::main]
+async fn main() -> Result<(), Box<dyn std::error::Error>> {
+    //Create endpoint to connect to
+    let endpoint = Endpoint::new("http://[::1]:10000")?; 
+    let channel = endpoint.connect().await?;             
+
+    // Create a new client
+    let mut client = RouteGuideClient::new(channel); 
+
+    println!("*** SIMPLE RPC ***");
+    let mut point = Point::new();
+    point.set_latitude(409_146_138); 
+    point.set_longitude(-746_188_906);
+    let response = client
+        .get_feature(Request::new(point))
+        .await?;
+
+    println!("RESPONSE = {response:?}");
+    Ok(())
+}