update sdk to latest

Author: SteffenDE

Cargo.lock

@@ -4,13 +4,13 @@ version = "0.2.2"
 edition = "2024"
 
 [dependencies]
-rmcp = { git = "https://github.com/modelcontextprotocol/rust-sdk.git", rev = "4c34b64b7f8dcabf94d52a9c6518c6b49c1f0451", features = [
+rmcp = { version = "0.6.1", features = [
     "server",
     "client",
     "reqwest",
     "client-side-sse",
-    "transport-sse-client",
-    "transport-streamable-http-client",
+    "transport-sse-client-reqwest",
+    "transport-streamable-http-client-reqwest",
     "transport-worker",
     "transport-child-process"
 ] }
@@ -29,12 +29,12 @@ version = "0.9"
 features = ["vendored"]
 
 [dev-dependencies]
-rmcp = { git = "https://github.com/modelcontextprotocol/rust-sdk.git", rev = "4c34b64b7f8dcabf94d52a9c6518c6b49c1f0451", features = [
+rmcp = { version = "0.6.1", features = [
     "server",
     "client",
     "reqwest",
     "client-side-sse",
-    "transport-sse-client",
+    "transport-sse-client-reqwest",
     "transport-sse-server",
     "transport-child-process",
     "transport-streamable-http-server",

Cargo.toml

@@ -4,22 +4,34 @@ use rmcp::transport::SseServer;
 use tracing_subscriber::FmtSubscriber;
 
 use rmcp::{
-    ServerHandler,
-    model::{ServerCapabilities, ServerInfo},
-    schemars, tool,
+    ErrorData as McpError,
+    handler::server::{router::tool::ToolRouter, wrapper::Parameters},
+    model::*,
+    tool, tool_handler, tool_router,
 };
+
 #[derive(Debug, Clone, Default)]
-pub struct Echo;
-#[tool(tool_box)]
+pub struct Echo {
+    tool_router: ToolRouter<Echo>,
+}
+#[tool_router]
 impl Echo {
+    fn new() -> Self {
+        Self {
+            tool_router: Self::tool_router(),
+        }
+    }
+
     #[tool(description = "Echo a message")]
-    fn echo(&self, #[tool(param)] message: String) -> String {
-        message
+    fn echo(&self, Parameters(object): Parameters<JsonObject>) -> Result<CallToolResult, McpError> {
+        Ok(CallToolResult::success(vec![Content::text(
+            serde_json::Value::Object(object).to_string(),
+        )]))
     }
 }
 
-#[tool(tool_box)]
-impl ServerHandler for Echo {
+#[tool_handler]
+impl rmcp::ServerHandler for Echo {
     fn get_info(&self) -> ServerInfo {
         ServerInfo {
             instructions: Some("A simple echo server".into()),
@@ -51,7 +63,7 @@ async fn main() -> anyhow::Result<()> {
 
     let ct = SseServer::serve(args.address)
         .await?
-        .with_service(Echo::default);
+        .with_service_directly(Echo::new);
 
     tokio::signal::ctrl_c().await?;
     ct.cancel();

examples/echo.rs

@@ -6,26 +6,34 @@ use rmcp::transport::streamable_http_server::{
 use tracing_subscriber::FmtSubscriber;
 
 use rmcp::{
-    ServerHandler,
-    model::{ServerCapabilities, ServerInfo},
-    schemars, tool,
+    ErrorData as McpError,
+    handler::server::{router::tool::ToolRouter, wrapper::Parameters},
+    model::*,
+    tool, tool_handler, tool_router,
 };
+
 #[derive(Debug, Clone, Default)]
-pub struct Echo;
-#[tool(tool_box)]
+pub struct Echo {
+    tool_router: ToolRouter<Echo>,
+}
+#[tool_router]
 impl Echo {
-    pub fn new() -> Self {
-        Self {}
+    fn new() -> Self {
+        Self {
+            tool_router: Self::tool_router(),
+        }
     }
 
     #[tool(description = "Echo a message")]
-    fn echo(&self, #[tool(param)] message: String) -> String {
-        message
+    fn echo(&self, Parameters(object): Parameters<JsonObject>) -> Result<CallToolResult, McpError> {
+        Ok(CallToolResult::success(vec![Content::text(
+            serde_json::Value::Object(object).to_string(),
+        )]))
     }
 }
 
-#[tool(tool_box)]
-impl ServerHandler for Echo {
+#[tool_handler]
+impl rmcp::ServerHandler for Echo {
     fn get_info(&self) -> ServerInfo {
         ServerInfo {
             instructions: Some("A simple echo server".into()),

examples/echo_streamable.rs

@@ -65,6 +65,7 @@ pub(crate) async fn connect_with_streamable(app_state: &AppState) -> Result<SseC
             uri: app_state.url.clone().into(),
             // we don't want the sdk to perform any retries
             retry_config: std::sync::Arc::new(rmcp::transport::common::client_side_sse::NeverRetry),
+            auth_header: None,
             channel_buffer_capacity: 16,
             allow_stateless: true,
         },

src/core.rs

@@ -1,4 +1,5 @@
 mod echo;
+use echo::Echo;
 use rmcp::{
     ServiceExt,
     transport::{ConfigureCommandExt, SseServer, TokioChildProcess},
@@ -11,7 +12,7 @@ const TEST_SERVER_URL: &str = "http://localhost:8099/sse";
 async fn test_proxy_connects_to_real_server() -> anyhow::Result<()> {
     let ct = SseServer::serve(BIND_ADDRESS.parse()?)
         .await?
-        .with_service(echo::Echo::default);
+        .with_service_directly(Echo::new);
 
     let transport = TokioChildProcess::new(
         tokio::process::Command::new("./target/debug/mcp-proxy").configure(|cmd| {

tests/basic_test.rs

@@ -1,20 +1,33 @@
 use rmcp::{
-    ServerHandler,
-    model::{ServerCapabilities, ServerInfo},
-    schemars, tool,
+    ErrorData as McpError,
+    handler::server::{router::tool::ToolRouter, wrapper::Parameters},
+    model::*,
+    tool, tool_handler, tool_router,
 };
+
 #[derive(Debug, Clone, Default)]
-pub struct Echo;
-#[tool(tool_box)]
+pub struct Echo {
+    tool_router: ToolRouter<Echo>,
+}
+#[tool_router]
 impl Echo {
+    #[allow(dead_code)]
+    pub fn new() -> Self {
+        Self {
+            tool_router: Self::tool_router(),
+        }
+    }
+
     #[tool(description = "Echo a message")]
-    fn echo(&self, #[tool(param)] message: String) -> String {
-        message
+    fn echo(&self, Parameters(object): Parameters<JsonObject>) -> Result<CallToolResult, McpError> {
+        Ok(CallToolResult::success(vec![Content::text(
+            serde_json::Value::Object(object).to_string(),
+        )]))
     }
 }
 
-#[tool(tool_box)]
-impl ServerHandler for Echo {
+#[tool_handler]
+impl rmcp::ServerHandler for Echo {
     fn get_info(&self) -> ServerInfo {
         ServerInfo {
             instructions: Some("A simple echo server".into()),