[router] add right rustls dependency in sgl-router cargo.toml (#9498)

Co-authored-by: bruce.xu <bruce.xu@gmicloud.ai>

sgl-router/Cargo.toml

@@ -55,6 +55,7 @@ anyhow = "1.0"
 tokenizers = { version = "0.21.4", optional = true }
 tiktoken-rs = { version = "0.7.0", optional = true }
 minijinja = { version = "2.0", optional = true }
+rustls = { version = "0.23", default-features = false, features = ["ring", "std"] }
 
 # gRPC and Protobuf dependencies
 tonic = { version = "0.12", features = ["tls", "gzip", "transport"] }

sgl-router/src/service_discovery.rs

@@ -10,6 +10,7 @@ use kube::{
 };
 use std::collections::{HashMap, HashSet};
 
+use rustls;
 use std::sync::{Arc, Mutex};
 use std::time::Duration;
 use tokio::task;
@@ -187,6 +188,8 @@ pub async fn start_service_discovery(
         }));
     }
 
+    let _ = rustls::crypto::ring::default_provider().install_default();
+
     // Initialize Kubernetes client
     let client = Client::try_default().await?;