Added agent

src/agent.rs

@@ -1,9 +1,11 @@
-use anyhow::Result;
+use anyhow::{Result, anyhow};
 use clap::Parser;
 use futures_util::{SinkExt, StreamExt};
 use network_interface::{NetworkInterface, NetworkInterfaceConfig};
 use serde::{Deserialize, Serialize};
+use std::sync::Arc;
 use std::time::Duration;
+use std::path::Path;
 use tokio::time::sleep;
 use tokio_tungstenite::{connect_async, tungstenite::Message};
 use tracing::{error, info, warn, debug};
@@ -73,11 +75,18 @@ async fn main() -> Result<()> {
         .init();
 
     info!("Starting yggman-agent v{}", env!("CARGO_PKG_VERSION"));
+    
+    // Check for yggdrasil config file
+    let ygg_config_path = find_yggdrasil_config().ok_or_else(|| {
+        anyhow!("Yggdrasil config file not found. Please ensure yggdrasil.conf exists at /etc/yggdrasil.conf or /etc/yggdrasil/yggdrasil.conf")
+    })?;
+    info!("Found Yggdrasil config at: {}", ygg_config_path);
+    
     info!("Connecting to control plane: {}", args.server);
 
     // Main loop with reconnection logic
     loop {
-        match run_agent(&args).await {
+        match run_agent(&args, &ygg_config_path).await {
             Ok(_) => {
                 info!("Agent connection closed normally");
             }
@@ -94,7 +103,7 @@ async fn main() -> Result<()> {
     }
 }
 
-async fn run_agent(args: &Args) -> Result<()> {
+async fn run_agent(args: &Args, ygg_config_path: &str) -> Result<()> {
     // Get node name
     let node_name = args.name.clone().unwrap_or_else(|| {
         hostname::get()
@@ -134,6 +143,37 @@ async fn run_agent(args: &Args) -> Result<()> {
         }
     });
     
+    // Spawn address scanning task
+    let (address_scan_tx, mut address_scan_rx) = tokio::sync::mpsc::channel(1);
+    let current_addresses = Arc::new(tokio::sync::RwLock::new(addresses.clone()));
+    let current_addresses_clone = current_addresses.clone();
+    
+    tokio::spawn(async move {
+        let mut interval = tokio::time::interval(Duration::from_secs(60)); // Scan every minute
+        loop {
+            interval.tick().await;
+            
+            match discover_addresses() {
+                Ok(new_addresses) => {
+                    let mut current = current_addresses_clone.write().await;
+                    
+                    // Check if addresses have changed
+                    if *current != new_addresses {
+                        info!("Address change detected: {:?} -> {:?}", *current, new_addresses);
+                        *current = new_addresses.clone();
+                        
+                        if address_scan_tx.send(new_addresses).await.is_err() {
+                            break;
+                        }
+                    }
+                }
+                Err(e) => {
+                    error!("Failed to scan addresses: {}", e);
+                }
+            }
+        }
+    });
+
     // Main message loop
     loop {
         tokio::select! {
@@ -141,7 +181,7 @@ async fn run_agent(args: &Args) -> Result<()> {
                 match msg {
                     Some(Ok(Message::Text(text))) => {
                         match serde_json::from_str::<ServerMessage>(&text) {
-                            Ok(server_msg) => handle_server_message(server_msg).await?,
+                            Ok(server_msg) => handle_server_message(server_msg, ygg_config_path).await?,
                             Err(e) => warn!("Failed to parse server message: {}", e),
                         }
                     }
@@ -168,13 +208,24 @@ async fn run_agent(args: &Args) -> Result<()> {
                 }
                 debug!("Sent heartbeat");
             }
+            Some(new_addresses) = address_scan_rx.recv() => {
+                let update_msg = AgentMessage::UpdateAddresses {
+                    addresses: new_addresses,
+                };
+                let json = serde_json::to_string(&update_msg)?;
+                if let Err(e) = write.send(Message::Text(json)).await {
+                    error!("Failed to send address update: {}", e);
+                    break;
+                }
+                info!("Sent address update to control plane");
+            }
         }
     }
 
     Ok(())
 }
 
-async fn handle_server_message(msg: ServerMessage) -> Result<()> {
+async fn handle_server_message(msg: ServerMessage, ygg_config_path: &str) -> Result<()> {
     match msg {
         ServerMessage::Config {
             node_id,
@@ -193,8 +244,11 @@ async fn handle_server_message(msg: ServerMessage) -> Result<()> {
             }
             info!("  Allowed keys: {} configured", allowed_public_keys.len());
             
-            // TODO: Apply configuration to Yggdrasil
-            info!("Configuration received (not yet applied)");
+            // Apply configuration to Yggdrasil
+            match write_yggdrasil_config(ygg_config_path, &private_key, &listen, &peers, &allowed_public_keys).await {
+                Ok(_) => info!("Configuration successfully applied to {}", ygg_config_path),
+                Err(e) => error!("Failed to write Yggdrasil config: {}", e),
+            }
         }
         ServerMessage::Update {
             peers,
@@ -207,8 +261,12 @@ async fn handle_server_message(msg: ServerMessage) -> Result<()> {
             }
             info!("  Updated allowed keys: {} configured", allowed_public_keys.len());
             
-            // TODO: Apply configuration update to Yggdrasil
-            info!("Configuration update received (not yet applied)");
+            // Apply configuration update to Yggdrasil 
+            // For updates we need to read current config and update only peers/allowed keys
+            match update_yggdrasil_config(ygg_config_path, &peers, &allowed_public_keys).await {
+                Ok(_) => info!("Configuration update successfully applied to {}", ygg_config_path),
+                Err(e) => error!("Failed to update Yggdrasil config: {}", e),
+            }
         }
         ServerMessage::Error { message } => {
             error!("Server error: {}", message);
@@ -252,3 +310,65 @@ fn discover_addresses() -> Result<Vec<String>> {
     // If no addresses found, return empty vec (will use localhost)
     Ok(addresses)
 }
+
+fn find_yggdrasil_config() -> Option<String> {
+    let possible_paths = vec![
+        "/etc/yggdrasil.conf",
+        "/etc/yggdrasil/yggdrasil.conf",
+    ];
+    
+    for path in possible_paths {
+        if Path::new(path).exists() {
+            return Some(path.to_string());
+        }
+    }
+    
+    None
+}
+
+async fn write_yggdrasil_config(
+    config_path: &str,
+    private_key: &str,
+    listen: &[String],
+    peers: &[String], 
+    allowed_public_keys: &[String]
+) -> Result<()> {
+    use serde_json::json;
+    
+    let config = json!({
+        "PrivateKey": private_key,
+        "Listen": listen,
+        "Peers": peers,
+        "AllowedPublicKeys": allowed_public_keys,
+        "InterfacePeers": {},
+        "NodeInfo": {},
+        "NodeInfoPrivacy": false
+    });
+    
+    let config_json = serde_json::to_string_pretty(&config)?;
+    tokio::fs::write(config_path, config_json).await?;
+    
+    info!("Yggdrasil configuration written to {}", config_path);
+    Ok(())
+}
+
+async fn update_yggdrasil_config(
+    config_path: &str,
+    peers: &[String],
+    allowed_public_keys: &[String]
+) -> Result<()> {
+    // Read current config
+    let current_config = tokio::fs::read_to_string(config_path).await?;
+    let mut config: serde_json::Value = serde_json::from_str(&current_config)?;
+    
+    // Update only peers and allowed public keys
+    config["Peers"] = serde_json::json!(peers);
+    config["AllowedPublicKeys"] = serde_json::json!(allowed_public_keys);
+    
+    // Write updated config back
+    let updated_config = serde_json::to_string_pretty(&config)?;
+    tokio::fs::write(config_path, updated_config).await?;
+    
+    info!("Yggdrasil configuration updated in {}", config_path);
+    Ok(())
+}

src/config/mod.rs

@@ -102,6 +102,15 @@ impl ConfigManager {
         self.config.load_full()
     }
     
+    pub fn update_listen_template(&self, new_template: Vec<String>) {
+        let current = self.config.load_full();
+        let mut new_config = current.as_ref().clone();
+        new_config.nodes.default_listen_endpoints = new_template;
+        
+        self.config.store(Arc::new(new_config));
+        tracing::info!("Listen template updated in memory");
+    }
+    
     
     /// Load configuration from multiple sources with precedence:
     /// CLI args > Environment variables > Config file > Defaults

src/core/app.rs

@@ -3,6 +3,7 @@ use crate::config::{AppConfig, ConfigManager};
 use crate::core::context::AppContext;
 use crate::core::module::ModuleManager;
 use crate::error::Result;
+use crate::settings_manager::SettingsManager;
 use tokio::signal;
 
 pub struct Application {
@@ -10,9 +11,18 @@ pub struct Application {
 }
 
 impl Application {
-    pub fn new(config: AppConfig) -> Self {
+    pub fn new(config: AppConfig, settings_manager: SettingsManager) -> Self {
         let config_manager = Arc::new(ConfigManager::new(config));
-        let context = Arc::new(AppContext::new(config_manager));
+        let context = Arc::new(AppContext::new(config_manager, Arc::new(settings_manager)));
+        let module_manager = ModuleManager::new(context);
+        
+        Self {
+            module_manager,
+        }
+    }
+    
+    pub fn new_with_managers(config_manager: ConfigManager, settings_manager: SettingsManager) -> Self {
+        let context = Arc::new(AppContext::new(Arc::new(config_manager), Arc::new(settings_manager)));
         let module_manager = ModuleManager::new(context);
         
         Self {

src/core/context.rs

@@ -1,14 +1,17 @@
 use std::sync::Arc;
 use crate::config::ConfigManager;
+use crate::settings_manager::SettingsManager;
 
 pub struct AppContext {
     pub config_manager: Arc<ConfigManager>,
+    pub settings_manager: Arc<SettingsManager>,
 }
 
 impl AppContext {
-    pub fn new(config_manager: Arc<ConfigManager>) -> Self {
+    pub fn new(config_manager: Arc<ConfigManager>, settings_manager: Arc<SettingsManager>) -> Self {
         Self {
             config_manager,
+            settings_manager,
         }
     }
 }

src/database/connection.rs

@@ -47,17 +47,30 @@ pub async fn migrate_database(db: &DatabaseConnection) -> Result<(), DbErr> {
     let schema = Schema::new(backend);
     
     // Create nodes table if it doesn't exist
-    let mut create_table_stmt = schema.create_table_from_entity(crate::database::entities::node::Entity);
+    let mut create_nodes_stmt = schema.create_table_from_entity(crate::database::entities::node::Entity);
     
     // Convert to SQL
-    let sql = match backend {
-        DbBackend::Sqlite => create_table_stmt.if_not_exists().to_string(SqliteQueryBuilder),
-        DbBackend::Postgres => create_table_stmt.if_not_exists().to_string(PostgresQueryBuilder),
-        DbBackend::MySql => create_table_stmt.if_not_exists().to_string(MysqlQueryBuilder),
+    let nodes_sql = match backend {
+        DbBackend::Sqlite => create_nodes_stmt.if_not_exists().to_string(SqliteQueryBuilder),
+        DbBackend::Postgres => create_nodes_stmt.if_not_exists().to_string(PostgresQueryBuilder),
+        DbBackend::MySql => create_nodes_stmt.if_not_exists().to_string(MysqlQueryBuilder),
     };
     
     // Execute the statement
-    db.execute(Statement::from_string(backend, sql)).await?;
+    db.execute(Statement::from_string(backend, nodes_sql)).await?;
+    
+    // Create settings table if it doesn't exist
+    let mut create_settings_stmt = schema.create_table_from_entity(crate::database::entities::settings::Entity);
+    
+    // Convert to SQL
+    let settings_sql = match backend {
+        DbBackend::Sqlite => create_settings_stmt.if_not_exists().to_string(SqliteQueryBuilder),
+        DbBackend::Postgres => create_settings_stmt.if_not_exists().to_string(PostgresQueryBuilder),
+        DbBackend::MySql => create_settings_stmt.if_not_exists().to_string(MysqlQueryBuilder),
+    };
+    
+    // Execute the statement
+    db.execute(Statement::from_string(backend, settings_sql)).await?;
     
     tracing::info!("Database migration completed");
     Ok(())

src/database/entities/mod.rs

@@ -1 +1,2 @@
 pub mod node;
+pub mod settings;

src/database/entities/settings.rs

@@ -0,0 +1,47 @@
+use sea_orm::entity::prelude::*;
+use sea_orm::Set;
+
+#[derive(Clone, Debug, PartialEq, DeriveEntityModel, Eq)]
+#[sea_orm(table_name = "settings")]
+pub struct Model {
+    #[sea_orm(primary_key, auto_increment = false)]
+    pub key: String,
+    pub value: String,
+    pub created_at: DateTime,
+    pub updated_at: DateTime,
+}
+
+#[derive(Copy, Clone, Debug, EnumIter, DeriveRelation)]
+pub enum Relation {}
+
+impl ActiveModelBehavior for ActiveModel {}
+
+impl Model {
+    pub fn parse_json_value<T>(&self) -> Result<T, serde_json::Error> 
+    where 
+        T: for<'de> serde::Deserialize<'de>
+    {
+        serde_json::from_str(&self.value)
+    }
+}
+
+impl ActiveModel {
+    pub fn new(key: String, value: &impl serde::Serialize) -> Result<Self, serde_json::Error> {
+        let value_json = serde_json::to_string(value)?;
+        let now = chrono::Utc::now().naive_utc();
+        
+        Ok(Self {
+            key: Set(key),
+            value: Set(value_json),
+            created_at: Set(now),
+            updated_at: Set(now),
+        })
+    }
+    
+    pub fn update_value(&mut self, value: &impl serde::Serialize) -> Result<(), serde_json::Error> {
+        let value_json = serde_json::to_string(value)?;
+        self.value = Set(value_json);
+        self.updated_at = Set(chrono::Utc::now().naive_utc());
+        Ok(())
+    }
+}

src/main.rs

@@ -5,6 +5,7 @@ mod database;
 mod error;
 mod modules;
 mod node_manager;
+mod settings_manager;
 mod yggdrasil;
 mod websocket_state;
 
@@ -53,9 +54,21 @@ async fn main() -> Result<()> {
     database::migrate_database(&db).await
         .map_err(|e| anyhow::anyhow!("Failed to migrate database: {}", e))?;
     
-    let mut app = core::app::Application::new(config);
+    // Create settings manager and initialize defaults
+    let settings_manager = settings_manager::SettingsManager::new(db.clone());
+    settings_manager.initialize_defaults().await
+        .map_err(|e| anyhow::anyhow!("Failed to initialize settings: {}", e))?;
     
-    app.register_module(Box::new(modules::web::WebModule::new(db)));
+    // Create config manager first
+    let config_manager = config::ConfigManager::new(config);
+    
+    // Load settings from database to config
+    settings_manager.load_settings_to_config(&config_manager).await
+        .map_err(|e| anyhow::anyhow!("Failed to load settings to config: {}", e))?;
+    
+    let mut app = core::app::Application::new_with_managers(config_manager, settings_manager.clone());
+    
+    app.register_module(Box::new(modules::web::WebModule::new(db, settings_manager)));
     
     app.run().await?;
     

src/modules/web.rs

@@ -14,20 +14,29 @@ use crate::core::context::AppContext;
 use crate::core::module::Module;
 use crate::error::Result;
 use crate::node_manager::NodeManager;
+use crate::settings_manager::SettingsManager;
 use crate::yggdrasil::{Node, YggdrasilConfig};
 
+#[derive(Clone)]
+struct AppState {
+    node_manager: Arc<NodeManager>,
+    context: Arc<AppContext>,
+}
+
 pub struct WebModule {
     name: String,
     context: Option<Arc<AppContext>>,
     node_manager: Arc<NodeManager>,
+    settings_manager: Arc<SettingsManager>,
 }
 
 impl WebModule {
-    pub fn new(db: DatabaseConnection) -> Self {
+    pub fn new(db: DatabaseConnection, settings_manager: SettingsManager) -> Self {
         Self {
             name: "web".to_string(),
             context: None,
             node_manager: Arc::new(NodeManager::new(db)),
+            settings_manager: Arc::new(settings_manager),
         }
     }
 }
@@ -51,10 +60,14 @@ impl Module for WebModule {
         
         tracing::info!("Starting web server on port {}", port);
         
-        let node_manager = self.node_manager.clone();
+        let app_state = AppState {
+            node_manager: self.node_manager.clone(),
+            context: context.clone(),
+        };
         
         let app = Router::new()
             .route("/", get(index_handler))
+            .route("/edit/:id", get(edit_page_handler))
             .route("/api/nodes", get(get_nodes_handler))
             .route("/api/nodes", post(add_node_handler))
             .route("/api/nodes/:id", get(get_node_handler))
@@ -62,9 +75,11 @@ impl Module for WebModule {
             .route("/api/nodes/:id", delete(delete_node_handler))
             .route("/api/configs", get(get_configs_handler))
             .route("/api/nodes/:id/config", get(get_node_config_handler))
+            .route("/api/settings/listen-template", get(get_listen_template_handler))
+            .route("/api/settings/listen-template", put(update_listen_template_handler))
             .route("/ws/agent", get(ws_agent_handler))
             .layer(CorsLayer::permissive())
-            .with_state(node_manager);
+            .with_state(app_state);
         
         let bind_addr = format!("{}:{}", config.server.bind_address, port);
         let listener = tokio::net::TcpListener::bind(&bind_addr)
@@ -96,9 +111,9 @@ struct NodesResponse {
 }
 
 async fn get_nodes_handler(
-    State(node_manager): State<Arc<NodeManager>>,
+    State(app_state): State<AppState>,
 ) -> Json<NodesResponse> {
-    let nodes = node_manager.get_all_nodes().await;
+    let nodes = app_state.node_manager.get_all_nodes().await;
     Json(NodesResponse { nodes })
 }
 
@@ -116,13 +131,13 @@ struct AddNodeResponse {
 }
 
 async fn add_node_handler(
-    State(node_manager): State<Arc<NodeManager>>,
+    State(app_state): State<AppState>,
     Json(payload): Json<AddNodeRequest>,
 ) -> Json<AddNodeResponse> {
-    match node_manager.add_node(payload.name, payload.listen, payload.addresses).await {
+    match app_state.node_manager.add_node(payload.name, payload.listen, payload.addresses).await {
         Ok(_) => {
             // Broadcast update to all connected agents
-            crate::websocket_state::broadcast_configuration_update(&node_manager).await;
+            crate::websocket_state::broadcast_configuration_update(&app_state.node_manager).await;
             
             Json(AddNodeResponse {
                 success: true,
@@ -150,10 +165,10 @@ struct NodeConfig {
 }
 
 async fn get_configs_handler(
-    State(node_manager): State<Arc<NodeManager>>,
+    State(app_state): State<AppState>,
 ) -> Json<ConfigsResponse> {
-    let nodes = node_manager.get_all_nodes().await;
-    let configs_map = node_manager.generate_configs().await;
+    let nodes = app_state.node_manager.get_all_nodes().await;
+    let configs_map = app_state.node_manager.generate_configs().await;
     
     let mut configs = Vec::new();
     for node in nodes {
@@ -172,10 +187,10 @@ async fn get_configs_handler(
 
 // Get single node handler
 async fn get_node_handler(
-    State(node_manager): State<Arc<NodeManager>>,
+    State(app_state): State<AppState>,
     Path(node_id): Path<String>,
 ) -> std::result::Result<Json<Node>, StatusCode> {
-    match node_manager.get_node_by_id(&node_id).await {
+    match app_state.node_manager.get_node_by_id(&node_id).await {
         Some(node) => Ok(Json(node)),
         None => Err(StatusCode::NOT_FOUND),
     }
@@ -183,14 +198,14 @@ async fn get_node_handler(
 
 // Update node handler
 async fn update_node_handler(
-    State(node_manager): State<Arc<NodeManager>>,
+    State(app_state): State<AppState>,
     Path(node_id): Path<String>,
     Json(payload): Json<AddNodeRequest>,
 ) -> std::result::Result<Json<AddNodeResponse>, StatusCode> {
-    match node_manager.update_node(&node_id, payload.name, payload.listen, payload.addresses).await {
+    match app_state.node_manager.update_node(&node_id, payload.name, payload.listen, payload.addresses).await {
         Ok(_) => {
             // Broadcast update to all connected agents
-            crate::websocket_state::broadcast_configuration_update(&node_manager).await;
+            crate::websocket_state::broadcast_configuration_update(&app_state.node_manager).await;
             
             Ok(Json(AddNodeResponse {
                 success: true,
@@ -212,13 +227,13 @@ async fn update_node_handler(
 
 // Delete node handler
 async fn delete_node_handler(
-    State(node_manager): State<Arc<NodeManager>>,
+    State(app_state): State<AppState>,
     Path(node_id): Path<String>,
 ) -> std::result::Result<Json<AddNodeResponse>, StatusCode> {
-    match node_manager.remove_node(&node_id).await {
+    match app_state.node_manager.remove_node(&node_id).await {
         Ok(_) => {
             // Broadcast update to all connected agents
-            crate::websocket_state::broadcast_configuration_update(&node_manager).await;
+            crate::websocket_state::broadcast_configuration_update(&app_state.node_manager).await;
             
             Ok(Json(AddNodeResponse {
                 success: true,
@@ -240,17 +255,17 @@ async fn delete_node_handler(
 
 // Get node configuration for agent
 async fn get_node_config_handler(
-    State(node_manager): State<Arc<NodeManager>>,
+    State(app_state): State<AppState>,
     Path(node_id): Path<String>,
 ) -> std::result::Result<Json<NodeConfig>, StatusCode> {
     // Get the node
-    let node = match node_manager.get_node_by_id(&node_id).await {
+    let node = match app_state.node_manager.get_node_by_id(&node_id).await {
         Some(node) => node,
         None => return Err(StatusCode::NOT_FOUND),
     };
     
     // Generate configurations for all nodes
-    let configs_map = node_manager.generate_configs().await;
+    let configs_map = app_state.node_manager.generate_configs().await;
     
     // Get config for this specific node
     match configs_map.get(&node_id) {
@@ -267,7 +282,67 @@ async fn get_node_config_handler(
 // WebSocket handler for agents
 async fn ws_agent_handler(
     ws: WebSocketUpgrade,
-    State(node_manager): State<Arc<NodeManager>>,
+    State(app_state): State<AppState>,
 ) -> Response {
-    ws.on_upgrade(move |socket| crate::modules::websocket::handle_agent_socket(socket, node_manager))
+    ws.on_upgrade(move |socket| crate::modules::websocket::handle_agent_socket(socket, app_state.node_manager, app_state.context))
+}
+
+// Edit page handler
+async fn edit_page_handler(Path(node_id): Path<String>) -> Html<String> {
+    let html = include_str!("../../static/edit.html");
+    let content = html.replace("{{NODE_ID}}", &node_id);
+    Html(content)
+}
+
+// Listen template handlers
+#[derive(serde::Serialize, serde::Deserialize)]
+struct ListenTemplateResponse {
+    template: Vec<String>,
+}
+
+#[derive(serde::Deserialize)]
+struct UpdateListenTemplateRequest {
+    template: Vec<String>,
+}
+
+async fn get_listen_template_handler(
+    State(app_state): State<AppState>,
+) -> Json<ListenTemplateResponse> {
+    match app_state.context.settings_manager.get_listen_template().await {
+        Ok(template) => Json(ListenTemplateResponse { template }),
+        Err(e) => {
+            tracing::error!("Failed to get listen template from database: {}", e);
+            // Return fallback default
+            Json(ListenTemplateResponse {
+                template: vec!["tcp://0.0.0.0:9001".to_string()],
+            })
+        }
+    }
+}
+
+async fn update_listen_template_handler(
+    State(app_state): State<AppState>,
+    Json(payload): Json<UpdateListenTemplateRequest>,
+) -> Json<serde_json::Value> {
+    tracing::info!("Listen template update request: {:?}", payload.template);
+    
+    // Save to database
+    match app_state.context.settings_manager.set_listen_template(payload.template.clone()).await {
+        Ok(_) => {
+            // Update in-memory config
+            app_state.context.config_manager.update_listen_template(payload.template);
+            
+            Json(serde_json::json!({
+                "success": true,
+                "message": "Listen template updated successfully"
+            }))
+        }
+        Err(e) => {
+            tracing::error!("Failed to save listen template: {}", e);
+            Json(serde_json::json!({
+                "success": false,
+                "message": format!("Failed to save template: {}", e)
+            }))
+        }
+    }
 }

src/modules/websocket.rs

@@ -5,6 +5,7 @@ use std::sync::Arc;
 use tracing::{debug, error, info, warn};
 
 use crate::node_manager::NodeManager;
+use crate::core::context::AppContext;
 
 #[derive(Debug, Serialize, Deserialize)]
 #[serde(tag = "type")]
@@ -42,6 +43,7 @@ pub enum ServerMessage {
 pub async fn handle_agent_socket(
     socket: WebSocket,
     node_manager: Arc<NodeManager>,
+    context: Arc<AppContext>,
 ) {
     let (mut sender, mut receiver) = socket.split();
     let (tx, mut rx) = tokio::sync::mpsc::channel::<ServerMessage>(100);
@@ -68,9 +70,14 @@ pub async fn handle_agent_socket(
                         AgentMessage::Register { name, addresses } => {
                             info!("Agent registration: {} with addresses {:?}", name, addresses);
                             
-                            // Get default endpoints from config
-                            // TODO: Get from actual config, for now use hardcoded
-                            let default_listen = vec!["tcp://0.0.0.0:9001".to_string()];
+                            // Get default endpoints from settings database
+                            let default_listen = match context.settings_manager.get_listen_template().await {
+                                Ok(template) => template,
+                                Err(e) => {
+                                    error!("Failed to get listen template from database: {}", e);
+                                    vec!["tcp://0.0.0.0:9001".to_string()] // fallback
+                                }
+                            };
                             
                             // Check if node already exists
                             let node = if let Some(existing_node) = node_manager.get_node_by_name(&name).await {
@@ -139,7 +146,28 @@ pub async fn handle_agent_socket(
                         AgentMessage::UpdateAddresses { addresses } => {
                             if let Some(id) = &node_id {
                                 info!("Address update for {}: {:?}", id, addresses);
-                                // TODO: Update node addresses in database
+                                
+                                // Get current node information
+                                if let Some(current_node) = node_manager.get_node_by_id(id).await {
+                                    // Update node with new addresses
+                                    match node_manager.update_node(
+                                        id, 
+                                        current_node.name.clone(), 
+                                        current_node.listen.clone(),
+                                        addresses
+                                    ).await {
+                                        Ok(_) => {
+                                            info!("Updated addresses for node {}", id);
+                                            // Broadcast configuration update to all agents
+                                            crate::websocket_state::broadcast_configuration_update(&node_manager).await;
+                                        }
+                                        Err(e) => {
+                                            error!("Failed to update addresses for node {}: {}", id, e);
+                                        }
+                                    }
+                                } else {
+                                    warn!("Cannot update addresses for unknown node: {}", id);
+                                }
                             }
                         }
                     }

src/settings_manager.rs

@@ -0,0 +1,97 @@
+use sea_orm::{DatabaseConnection, EntityTrait, QueryFilter, ColumnTrait};
+use std::sync::Arc;
+
+use crate::database::entities::settings::{Entity as SettingsEntity, ActiveModel};
+use crate::error::AppError;
+use crate::config::ConfigManager;
+
+const LISTEN_TEMPLATE_KEY: &str = "listen_template";
+
+#[derive(Clone)]
+pub struct SettingsManager {
+    db: Arc<DatabaseConnection>,
+}
+
+impl SettingsManager {
+    pub fn new(db: DatabaseConnection) -> Self {
+        Self {
+            db: Arc::new(db),
+        }
+    }
+    
+    pub async fn get_listen_template(&self) -> Result<Vec<String>, AppError> {
+        match SettingsEntity::find()
+            .filter(crate::database::entities::settings::Column::Key.eq(LISTEN_TEMPLATE_KEY))
+            .one(&*self.db)
+            .await
+            .map_err(|e| AppError::Config(format!("Database error: {}", e)))?
+        {
+            Some(setting) => {
+                setting.parse_json_value::<Vec<String>>()
+                    .map_err(|e| AppError::Config(format!("Failed to parse listen template: {}", e)))
+            },
+            None => {
+                // Return default template if not found
+                Ok(vec!["tcp://0.0.0.0:9001".to_string()])
+            }
+        }
+    }
+    
+    pub async fn set_listen_template(&self, template: Vec<String>) -> Result<(), AppError> {
+        // Check if setting already exists
+        let existing = SettingsEntity::find()
+            .filter(crate::database::entities::settings::Column::Key.eq(LISTEN_TEMPLATE_KEY))
+            .one(&*self.db)
+            .await
+            .map_err(|e| AppError::Config(format!("Database error: {}", e)))?;
+        
+        if let Some(existing_setting) = existing {
+            // Update existing setting
+            let mut active_model: ActiveModel = existing_setting.into();
+            active_model.update_value(&template)
+                .map_err(|e| AppError::Config(format!("Failed to serialize template: {}", e)))?;
+            
+            SettingsEntity::update(active_model)
+                .exec(&*self.db)
+                .await
+                .map_err(|e| AppError::Config(format!("Database error: {}", e)))?;
+        } else {
+            // Create new setting
+            let active_model = ActiveModel::new(LISTEN_TEMPLATE_KEY.to_string(), &template)
+                .map_err(|e| AppError::Config(format!("Failed to serialize template: {}", e)))?;
+            
+            SettingsEntity::insert(active_model)
+                .exec(&*self.db)
+                .await
+                .map_err(|e| AppError::Config(format!("Database error: {}", e)))?;
+        }
+        
+        tracing::info!("Listen template saved to database: {:?}", template);
+        Ok(())
+    }
+    
+    pub async fn initialize_defaults(&self) -> Result<(), AppError> {
+        // Check if listen template exists, if not create default
+        if SettingsEntity::find()
+            .filter(crate::database::entities::settings::Column::Key.eq(LISTEN_TEMPLATE_KEY))
+            .one(&*self.db)
+            .await
+            .map_err(|e| AppError::Config(format!("Database error: {}", e)))?
+            .is_none()
+        {
+            let default_template = vec!["tcp://0.0.0.0:9001".to_string()];
+            self.set_listen_template(default_template).await?;
+            tracing::info!("Initialized default listen template");
+        }
+        
+        Ok(())
+    }
+    
+    pub async fn load_settings_to_config(&self, config_manager: &ConfigManager) -> Result<(), AppError> {
+        // Load listen template from database and update config
+        let template = self.get_listen_template().await?;
+        config_manager.update_listen_template(template);
+        tracing::info!("Loaded settings from database to config");
+        Ok(())
+    }
+}

static/edit.html

@@ -0,0 +1,481 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Edit Node - Yggdrasil Manager</title>
+    <style>
+        * {
+            box-sizing: border-box;
+            margin: 0;
+            padding: 0;
+        }
+        
+        body {
+            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
+            line-height: 1.6;
+            color: #333;
+            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
+            min-height: 100vh;
+            padding: 20px;
+        }
+        
+        .container {
+            max-width: 800px;
+            margin: 0 auto;
+            background: rgba(255, 255, 255, 0.95);
+            border-radius: 15px;
+            padding: 30px;
+            box-shadow: 0 20px 40px rgba(0,0,0,0.1);
+            backdrop-filter: blur(10px);
+        }
+        
+        h1 {
+            color: #667eea;
+            text-align: center;
+            margin-bottom: 30px;
+            font-size: 2.5rem;
+            font-weight: 700;
+        }
+        
+        .form-section {
+            background: #f8f9ff;
+            padding: 20px;
+            border-radius: 10px;
+            margin-bottom: 20px;
+            border: 1px solid #e1e8ff;
+        }
+        
+        .form-section h3 {
+            color: #495057;
+            margin-bottom: 15px;
+            font-size: 1.2rem;
+            font-weight: 600;
+        }
+        
+        .form-group {
+            margin-bottom: 15px;
+        }
+        
+        label {
+            display: block;
+            margin-bottom: 5px;
+            font-weight: 600;
+            color: #495057;
+        }
+        
+        input[type="text"], input[type="number"], select {
+            width: 100%;
+            padding: 12px;
+            border: 2px solid #d1dfff;
+            border-radius: 8px;
+            font-size: 14px;
+            transition: border-color 0.3s ease;
+        }
+        
+        input:focus, select:focus {
+            outline: none;
+            border-color: #667eea;
+            box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
+        }
+        
+        .listen-entry {
+            display: grid;
+            grid-template-columns: 120px 1fr 100px auto;
+            gap: 10px;
+            align-items: center;
+            margin-bottom: 10px;
+            padding: 10px;
+            background: white;
+            border-radius: 8px;
+            border: 1px solid #e1e8ff;
+        }
+        
+        .address-list {
+            margin-top: 10px;
+        }
+        
+        .address-item {
+            background: white;
+            padding: 10px;
+            border-radius: 8px;
+            border: 1px solid #e1e8ff;
+            margin-bottom: 8px;
+            display: flex;
+            justify-content: space-between;
+            align-items: center;
+        }
+        
+        .address-badge {
+            font-family: monospace;
+            color: #667eea;
+            font-weight: 500;
+        }
+        
+        button {
+            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
+            color: white;
+            border: none;
+            padding: 12px 24px;
+            border-radius: 25px;
+            cursor: pointer;
+            font-size: 16px;
+            font-weight: 600;
+            transition: all 0.3s ease;
+            text-transform: uppercase;
+            letter-spacing: 0.5px;
+        }
+        
+        button:hover {
+            transform: translateY(-2px);
+            box-shadow: 0 10px 20px rgba(102, 126, 234, 0.3);
+        }
+        
+        button.secondary {
+            background: #6c757d;
+        }
+        
+        button.secondary:hover {
+            background: #5a6268;
+        }
+        
+        button.danger {
+            background: #dc3545;
+        }
+        
+        button.danger:hover {
+            background: #c82333;
+            box-shadow: 0 10px 20px rgba(220, 53, 69, 0.3);
+        }
+        
+        button.small {
+            padding: 6px 12px;
+            font-size: 12px;
+            min-width: auto;
+        }
+        
+        .button-group {
+            display: flex;
+            gap: 15px;
+            justify-content: center;
+            margin-top: 30px;
+        }
+        
+        .status {
+            position: fixed;
+            top: 20px;
+            right: 20px;
+            padding: 15px 20px;
+            border-radius: 8px;
+            font-weight: 600;
+            z-index: 1000;
+            transform: translateX(400px);
+            transition: transform 0.3s ease;
+        }
+        
+        .status.show {
+            transform: translateX(0);
+        }
+        
+        .status.success {
+            background: #d4edda;
+            color: #155724;
+            border: 1px solid #c3e6cb;
+        }
+        
+        .status.error {
+            background: #f8d7da;
+            color: #721c24;
+            border: 1px solid #f5c6cb;
+        }
+        
+        .back-link {
+            display: inline-flex;
+            align-items: center;
+            color: #667eea;
+            text-decoration: none;
+            font-weight: 600;
+            margin-bottom: 20px;
+            transition: color 0.3s ease;
+        }
+        
+        .back-link:hover {
+            color: #5a6fd8;
+        }
+        
+        .back-link::before {
+            content: '←';
+            margin-right: 8px;
+            font-size: 1.2em;
+        }
+    </style>
+</head>
+<body>
+    <div class="container">
+        <a href="/" class="back-link">Back to Dashboard</a>
+        
+        <h1>Edit Node</h1>
+        
+        <div class="form-section">
+            <h3>Node Information</h3>
+            <div class="form-group">
+                <label for="node-name">Node Name</label>
+                <input type="text" id="node-name" required>
+            </div>
+        </div>
+        
+        <div class="form-section">
+            <h3>Listen Endpoints</h3>
+            <div id="listen-entries"></div>
+            <button class="small secondary" onclick="addListenEntry()">Add Listen Endpoint</button>
+        </div>
+        
+        <div class="form-section">
+            <h3>Node Addresses</h3>
+            <p style="margin-bottom: 10px; color: #6c757d; font-size: 14px;">
+                These addresses are automatically discovered by the agent running on this node.
+            </p>
+            <div id="addresses-list"></div>
+        </div>
+        
+        <div class="button-group">
+            <button onclick="updateNode()">Update Node</button>
+            <button class="danger" onclick="deleteNode()">Delete Node</button>
+            <button class="secondary" onclick="window.location.href='/'">Cancel</button>
+        </div>
+    </div>
+    
+    <div id="status" class="status"></div>
+    
+    <script>
+        const nodeId = '{{NODE_ID}}';
+        let nodeData = null;
+        let listenEntryCount = 0;
+        
+        // Load node data on page load
+        document.addEventListener('DOMContentLoaded', async () => {
+            await loadNodeData();
+        });
+        
+        async function loadNodeData() {
+            try {
+                const response = await fetch(`/api/nodes/${nodeId}`);
+                if (!response.ok) {
+                    throw new Error(`Failed to load node: ${response.status}`);
+                }
+                
+                nodeData = await response.json();
+                populateForm();
+                
+            } catch (error) {
+                showStatus('Failed to load node data: ' + error.message, 'error');
+            }
+        }
+        
+        function populateForm() {
+            if (!nodeData) return;
+            
+            // Set node name
+            document.getElementById('node-name').value = nodeData.name;
+            
+            // Clear and populate listen entries
+            const container = document.getElementById('listen-entries');
+            container.innerHTML = '';
+            listenEntryCount = 0;
+            
+            nodeData.listen.forEach(listenAddr => {
+                addListenEntry();
+                const entries = document.querySelectorAll('.listen-entry');
+                const entry = entries[entries.length - 1];
+                if (entry) {
+                    populateListenEntry(entry, listenAddr);
+                }
+            });
+            
+            // Populate addresses
+            const addressesList = document.getElementById('addresses-list');
+            addressesList.innerHTML = '';
+            
+            if (nodeData.addresses && nodeData.addresses.length > 0) {
+                nodeData.addresses.forEach(address => {
+                    const addressItem = document.createElement('div');
+                    addressItem.className = 'address-item';
+                    addressItem.innerHTML = `
+                        <span class="address-badge">${address}</span>
+                    `;
+                    addressesList.appendChild(addressItem);
+                });
+            } else {
+                addressesList.innerHTML = '<div class="address-item"><span style="color: #6c757d; font-style: italic;">No addresses discovered yet</span></div>';
+            }
+        }
+        
+        function addListenEntry() {
+            const container = document.getElementById('listen-entries');
+            const index = listenEntryCount++;
+            
+            const entry = document.createElement('div');
+            entry.className = 'listen-entry';
+            entry.dataset.index = index;
+            entry.innerHTML = `
+                <select class="protocol-select">
+                    <option value="tcp">TCP</option>
+                    <option value="tls">TCP+TLS</option>
+                    <option value="quic">QUIC+TLS</option>
+                    <option value="unix">UNIX Socket</option>
+                    <option value="ws">WebSocket</option>
+                    <option value="wss">WebSocket+TLS</option>
+                </select>
+                <input type="text" class="bind-address" placeholder="Bind address" value="[::]" />
+                <input type="number" class="port" placeholder="Port" value="9001" min="1" max="65535" />
+                <button class="small danger" onclick="removeListenEntry(${index})">Remove</button>
+            `;
+            
+            container.appendChild(entry);
+        }
+        
+        function removeListenEntry(index) {
+            const entry = document.querySelector(`.listen-entry[data-index="${index}"]`);
+            if (entry) {
+                entry.remove();
+            }
+        }
+        
+        function populateListenEntry(entry, listenAddr) {
+            const [protocol, rest] = listenAddr.split('://');
+            const protocolSelect = entry.querySelector('.protocol-select');
+            protocolSelect.value = protocol;
+            
+            let address, port, params = '';
+            
+            if (protocol === 'unix') {
+                address = rest;
+                port = '';
+            } else {
+                const paramIndex = rest.indexOf('?');
+                if (paramIndex !== -1) {
+                    params = rest.substring(paramIndex + 1);
+                    const addressPort = rest.substring(0, paramIndex);
+                    [address, port] = parseAddressPort(addressPort);
+                } else {
+                    [address, port] = parseAddressPort(rest);
+                }
+            }
+            
+            entry.querySelector('.bind-address').value = address || '[::]';
+            if (port) {
+                entry.querySelector('.port').value = port;
+            }
+        }
+        
+        function parseAddressPort(addressPort) {
+            const lastColonIndex = addressPort.lastIndexOf(':');
+            if (lastColonIndex === -1) return [addressPort, ''];
+            
+            const potentialPort = addressPort.substring(lastColonIndex + 1);
+            if (/^\d+$/.test(potentialPort)) {
+                return [addressPort.substring(0, lastColonIndex), potentialPort];
+            } else {
+                return [addressPort, ''];
+            }
+        }
+        
+        function collectListenEndpoints() {
+            const entries = document.querySelectorAll('.listen-entry');
+            const endpoints = [];
+            
+            entries.forEach(entry => {
+                const protocol = entry.querySelector('.protocol-select').value;
+                const address = entry.querySelector('.bind-address').value.trim();
+                const port = entry.querySelector('.port').value.trim();
+                
+                if (protocol && address) {
+                    if (protocol === 'unix') {
+                        endpoints.push(`${protocol}://${address}`);
+                    } else if (port) {
+                        endpoints.push(`${protocol}://${address}:${port}`);
+                    }
+                }
+            });
+            
+            return endpoints;
+        }
+        
+        async function updateNode() {
+            const name = document.getElementById('node-name').value.trim();
+            
+            if (!name) {
+                showStatus('Please enter a node name', 'error');
+                return;
+            }
+            
+            const listen = collectListenEndpoints();
+            
+            if (listen.length === 0) {
+                showStatus('Please configure at least one listen endpoint', 'error');
+                return;
+            }
+            
+            try {
+                const response = await fetch(`/api/nodes/${nodeId}`, {
+                    method: 'PUT',
+                    headers: {
+                        'Content-Type': 'application/json'
+                    },
+                    body: JSON.stringify({
+                        name: name,
+                        listen: listen,
+                        addresses: nodeData.addresses || []
+                    })
+                });
+                
+                if (response.ok) {
+                    showStatus('Node updated successfully!', 'success');
+                    // Reload node data to show updated values
+                    setTimeout(() => loadNodeData(), 1000);
+                } else {
+                    const error = await response.text();
+                    showStatus('Failed to update node: ' + error, 'error');
+                }
+            } catch (error) {
+                showStatus('Network error: ' + error.message, 'error');
+            }
+        }
+        
+        async function deleteNode() {
+            if (!nodeData) return;
+            
+            if (!confirm(`Are you sure you want to delete node "${nodeData.name}"? This action cannot be undone.`)) {
+                return;
+            }
+            
+            try {
+                const response = await fetch(`/api/nodes/${nodeId}`, {
+                    method: 'DELETE'
+                });
+                
+                if (response.ok) {
+                    showStatus('Node deleted successfully!', 'success');
+                    // Redirect to main page after successful deletion
+                    setTimeout(() => window.location.href = '/', 1500);
+                } else {
+                    const error = await response.text();
+                    showStatus('Failed to delete node: ' + error, 'error');
+                }
+            } catch (error) {
+                showStatus('Network error: ' + error.message, 'error');
+            }
+        }
+        
+        function showStatus(message, type) {
+            const status = document.getElementById('status');
+            status.textContent = message;
+            status.className = `status ${type} show`;
+            
+            setTimeout(() => {
+                status.classList.remove('show');
+            }, 4000);
+        }
+    </script>
+</body>
+</html>

static/index.html

@@ -125,11 +125,17 @@
             background: #6c757d;
         }
         
-        button.small {
+        button.small, a.button.small {
             padding: 6px 12px;
             font-size: 14px;
         }
         
+        a.button {
+            display: inline-block;
+            text-decoration: none;
+            text-align: center;
+        }
+        
         button.danger {
             background: #dc3545;
         }
@@ -362,6 +368,19 @@
         
         <div id="status-message"></div>
         
+        <div class="controls">
+            <h2>Listen Template Settings</h2>
+            <p style="margin-bottom: 15px; color: #6c757d; font-size: 14px;">
+                Configure the default listen endpoints that will be applied to new nodes.
+            </p>
+            <div id="template-entries"></div>
+            <button class="small secondary" onclick="addTemplateEntry()">Add Template Entry</button>
+            <div style="margin-top: 15px;">
+                <button onclick="saveListenTemplate()">Save Template</button>
+                <button class="secondary" onclick="loadListenTemplate()">Reset to Current</button>
+            </div>
+        </div>
+        
         <div class="controls">
             <h2 id="form-title">Add New Node</h2>
             <div class="form-section">
@@ -584,7 +603,7 @@
                                 <div class="node-id">${nodeConfig.node_id}</div>
                             </div>
                             <div class="node-actions">
-                                <button class="small" onclick="editNode('${nodeConfig.node_id}')">Edit</button>
+                                <a href="/edit/${nodeConfig.node_id}" class="button small">Edit</a>
                                 <button class="small danger" onclick="deleteNode('${nodeConfig.node_id}', '${nodeConfig.node_name}')">Delete</button>
                             </div>
                         </div>
@@ -676,85 +695,147 @@
         });
         
         // Edit node function
-        async function editNode(nodeId) {
+        // Listen template management
+        let templateEntryCount = 0;
+        
+        async function loadListenTemplate() {
             try {
-                // Get node data first
-                const response = await fetch(`/api/nodes/${nodeId}`);
-                if (!response.ok) {
-                    throw new Error(`Failed to get node: ${response.status}`);
-                }
-                const nodeData = await response.json();
+                const response = await fetch('/api/settings/listen-template');
+                if (!response.ok) throw new Error(`HTTP ${response.status}`);
                 
-                // Populate form with existing data
-                document.getElementById('node-name').value = nodeData.name;
-                
-                // Clear existing listen entries
-                const container = document.getElementById('listen-entries');
-                container.innerHTML = '';
-                
-                // Add listen entries from existing data
-                nodeData.listen.forEach((listenAddr, index) => {
-                    addListenEntry();
-                    const entries = document.querySelectorAll('.listen-entry');
-                    const entry = entries[entries.length - 1]; // Get the last added entry
-                    if (entry) {
-                        populateListenEntry(entry, listenAddr);
-                    }
-                });
-                
-                // Change form title and button
-                document.getElementById('form-title').textContent = 'Edit Node';
-                const submitBtn = document.querySelector('button[onclick="addNode()"]');
-                submitBtn.textContent = 'Update Node';
-                submitBtn.onclick = () => updateNode(nodeId);
-                
-                // Scroll to form
-                document.querySelector('.controls').scrollIntoView({ behavior: 'smooth' });
+                const data = await response.json();
+                populateTemplateEntries(data.template);
                 
             } catch (error) {
-                showStatus('Failed to load node for editing: ' + error.message, 'error');
+                showStatus('Failed to load listen template: ' + error.message, 'error');
             }
         }
         
-        // Update node function
-        async function updateNode(nodeId) {
-            const name = document.getElementById('node-name').value.trim();
+        function populateTemplateEntries(template) {
+            const container = document.getElementById('template-entries');
+            container.innerHTML = '';
+            templateEntryCount = 0;
             
-            if (!name) {
-                showStatus('Please enter a node name', 'error');
-                return;
+            if (template && template.length > 0) {
+                template.forEach(listenAddr => {
+                    addTemplateEntry();
+                    const entries = document.querySelectorAll('.template-entry');
+                    const entry = entries[entries.length - 1];
+                    if (entry) {
+                        populateTemplateEntry(entry, listenAddr);
+                    }
+                });
+            } else {
+                // Add default entry if no template exists
+                addTemplateEntry();
+            }
+        }
+        
+        function addTemplateEntry() {
+            const container = document.getElementById('template-entries');
+            const index = templateEntryCount++;
+            
+            const entry = document.createElement('div');
+            entry.className = 'template-entry listen-entry';
+            entry.dataset.index = index;
+            entry.innerHTML = `
+                <select class="protocol-select">
+                    <option value="tcp">TCP</option>
+                    <option value="tls">TCP+TLS</option>
+                    <option value="quic">QUIC+TLS</option>
+                    <option value="unix">UNIX Socket</option>
+                    <option value="ws">WebSocket</option>
+                    <option value="wss">WebSocket+TLS</option>
+                </select>
+                <input type="text" class="bind-address" placeholder="Bind address" value="0.0.0.0" />
+                <input type="number" class="port" placeholder="Port" value="9001" min="1" max="65535" />
+                <button class="small danger" onclick="removeTemplateEntry(${index})">Remove</button>
+            `;
+            
+            container.appendChild(entry);
+        }
+        
+        function removeTemplateEntry(index) {
+            const entry = document.querySelector(`.template-entry[data-index="${index}"]`);
+            if (entry) {
+                entry.remove();
+            }
+        }
+        
+        function populateTemplateEntry(entry, listenAddr) {
+            const [protocol, rest] = listenAddr.split('://');
+            const protocolSelect = entry.querySelector('.protocol-select');
+            protocolSelect.value = protocol;
+            
+            let address, port;
+            if (protocol === 'unix') {
+                address = rest;
+                port = '';
+            } else {
+                [address, port] = parseAddressPort(rest);
             }
             
-            // Extract addresses from listen endpoints
-            const addresses = [];
+            entry.querySelector('.bind-address').value = address || '0.0.0.0';
+            if (port) {
+                entry.querySelector('.port').value = port;
+            }
+        }
         
-            const listen = collectListenEndpoints();
+        function parseAddressPort(addressPort) {
+            const lastColonIndex = addressPort.lastIndexOf(':');
+            if (lastColonIndex === -1) return [addressPort, ''];
             
-            if (listen.length === 0) {
-                showStatus('Please configure at least one listen endpoint', 'error');
+            const potentialPort = addressPort.substring(lastColonIndex + 1);
+            if (/^\d+$/.test(potentialPort)) {
+                return [addressPort.substring(0, lastColonIndex), potentialPort];
+            } else {
+                return [addressPort, ''];
+            }
+        }
+        
+        function collectTemplateEndpoints() {
+            const entries = document.querySelectorAll('.template-entry');
+            const endpoints = [];
+            
+            entries.forEach(entry => {
+                const protocol = entry.querySelector('.protocol-select').value;
+                const address = entry.querySelector('.bind-address').value.trim();
+                const port = entry.querySelector('.port').value.trim();
+                
+                if (protocol && address) {
+                    if (protocol === 'unix') {
+                        endpoints.push(`${protocol}://${address}`);
+                    } else if (port) {
+                        endpoints.push(`${protocol}://${address}:${port}`);
+                    }
+                }
+            });
+            
+            return endpoints;
+        }
+        
+        async function saveListenTemplate() {
+            const template = collectTemplateEndpoints();
+            
+            if (template.length === 0) {
+                showStatus('Please configure at least one template entry', 'error');
                 return;
             }
             
             try {
-                const response = await fetch(`/api/nodes/${nodeId}`, {
+                const response = await fetch('/api/settings/listen-template', {
                     method: 'PUT',
                     headers: {
                         'Content-Type': 'application/json'
                     },
-                    body: JSON.stringify({
-                        name: name,
-                        listen: listen,
-                        addresses: addresses
-                    })
+                    body: JSON.stringify({ template })
                 });
                 
                 if (response.ok) {
-                    showStatus('Node updated successfully!', 'success');
-                    resetForm();
-                    loadConfigurations();
+                    showStatus('Listen template saved successfully!', 'success');
                 } else {
                     const error = await response.text();
-                    showStatus('Failed to update node: ' + error, 'error');
+                    showStatus('Failed to save template: ' + error, 'error');
                 }
             } catch (error) {
                 showStatus('Network error: ' + error.message, 'error');
@@ -907,6 +988,12 @@
             updateProtocolOptions(document.querySelector('.listen-entry'));
             listenEntryIndex = 1; // Reset the global index
         }
+        
+        // Initialize page
+        document.addEventListener('DOMContentLoaded', async () => {
+            await loadListenTemplate();
+            await loadConfigurations();
+        });
     </script>
 </body>
 </html>