feat: add node- prefix to auto-generated client instance id for better identification

Author: aiqubits

src/config.rs

@@ -97,15 +97,23 @@ fn default_data_dir() -> Option<String> {
 /// 生成客户端实例 ID
 ///
 /// # 规则
-/// - 使用主机名作为实例 ID
-/// - 如果主机名为空或获取失败，使用 "unknown-node"
+/// - 添加 `node-` 前缀以明确标识节点实例
+/// - 使用主机名作为实例标识（物理机为实际主机名，容器为容器 ID）
+/// - 如果主机名为空或获取失败，使用 `node-unknown`
 /// - 保证每台服务器有唯一的实例 ID
+///
+/// # 示例
+/// - 物理机: `node-prod-server-01`
+/// - Docker: `node-636b25ce7983`
+/// - Fallback: `node-unknown`
 pub fn generate_client_instance_id() -> String {
-    hostname::get()
+    let host = hostname::get()
         .ok()
         .and_then(|h| h.into_string().ok())
         .filter(|h| !h.is_empty())
-        .unwrap_or_else(|| "unknown-node".to_string())
+        .unwrap_or_else(|| "unknown".to_string());
+
+    format!("node-{}", host)
 }
 
 impl NodeTokenConfig {
@@ -421,11 +429,17 @@ max_concurrent_tasks = 4
     fn test_generate_client_instance_id() {
         // 测试自动生成实例 ID
         let instance_id = generate_client_instance_id();
-        
-        // 应该不为空
-        assert!(!instance_id.is_empty());
-        
-        // 应该是有效的主机名或 fallback 值
-        assert!(instance_id == "unknown-node" || !instance_id.contains(char::is_whitespace));
+
+        // 应该以 "node-" 前缀开头
+        assert!(instance_id.starts_with("node-"));
+
+        // 应该不为空（至少有 "node-" 前缀）
+        assert!(instance_id.len() > 5);
+
+        // 不应该包含空格
+        assert!(!instance_id.contains(char::is_whitespace));
+
+        // 应该是 "node-unknown" 或 "node-{hostname}"
+        assert!(instance_id == "node-unknown" || instance_id.len() > 5);
     }
 }

src/main.rs

@@ -35,7 +35,10 @@ async fn main() -> Result<()> {
     let client_instance_id = node_token::config::generate_client_instance_id();
     info!("Configuration loaded successfully");
     info!("Server URL: {}", config.server_url);
-    info!("Client instance ID: {} (auto-generated from hostname)", client_instance_id);
+    info!(
+        "Client instance ID: {} (auto-generated from hostname)",
+        client_instance_id
+    );
     info!("Display name: {}", config.display_name);
     info!("Ollama URL: {}", config.ollama_url);
 

src/runtime/register.rs

@@ -46,8 +46,11 @@ pub async fn register_node(
 
     // 3. 构建注册请求
     let client_instance_id = crate::config::generate_client_instance_id();
-    info!("Using client instance ID: {} (auto-generated from hostname)", client_instance_id);
-    
+    info!(
+        "Using client instance ID: {} (auto-generated from hostname)",
+        client_instance_id
+    );
+
     let req = NodeRegisterRequest {
         protocol_version: "node.v1".to_string(),
         client_instance_id,