[mio] 完善提示信息

vnt-cli/src/callback.rs

@@ -2,7 +2,7 @@ use std::process;
 
 use console::style;
 
-use vnt::handle::callback::ConnectInfo;
+use vnt::handle::callback::{ConnectInfo, ErrorType};
 use vnt::{DeviceInfo, ErrorInfo, HandshakeInfo, RegisterInfo, VntCallback};
 
 #[derive(Clone)]
@@ -32,6 +32,16 @@ impl VntCallback for VntHandler {
 
     fn error(&self, info: ErrorInfo) {
         println!("{}", style(format!("error {}", info)).red());
+        match info.code {
+            ErrorType::TokenError
+            | ErrorType::AddressExhausted
+            | ErrorType::IpAlreadyExists
+            | ErrorType::InvalidIp
+            | ErrorType::LocalIpExists => {
+                self.stop();
+            }
+            _ => {}
+        }
     }
 
     fn stop(&self) {

vnt-cli/src/command/server.rs

@@ -30,7 +30,6 @@ impl CommandServer {
             let (len, addr) = udp.recv_from(&mut buf)?;
             match std::str::from_utf8(&buf[..len]) {
                 Ok(cmd) => {
-                    log::info!("收到cmd={:?}", cmd);
                     if let Ok(out) = command(cmd, &vnt) {
                         if let Err(e) = udp.send_to(out.as_bytes(), addr) {
                             log::warn!("cmd={},err={:?}", cmd, e);
@@ -56,6 +55,7 @@ fn save_port(port: u16) -> io::Result<()> {
 }
 
 fn command(cmd: &str, vnt: &Vnt) -> io::Result<String> {
+    let cmd = cmd.trim();
     let out_str = match cmd {
         "route" => serde_yaml::to_string(&crate::command::command_route(vnt))
             .unwrap_or_else(|e| format!("error {:?}", e)),
@@ -68,7 +68,10 @@ fn command(cmd: &str, vnt: &Vnt) -> io::Result<String> {
             "stopped".to_string()
         }
         _ => {
-            format!("command '{}' not found. \n Try to enter: 'help'\n", cmd)
+            format!(
+                "command '{}' not found.  Try to enter: 'route'/'list'/'stop' \n",
+                cmd
+            )
         }
     };
     Ok(out_str)

vnt-cli/src/config/mod.rs

@@ -171,7 +171,7 @@ pub fn read_config(file_path: &str) -> io::Result<(Config, bool)> {
         file_conf.device_name,
         use_channel_type,
         file_conf.packet_loss,
-        file_conf.packet_delay
+        file_conf.packet_delay,
     )
     .unwrap();
     Ok((config, file_conf.cmd))

vnt-cli/src/main.rs

@@ -296,8 +296,9 @@ fn main() {
             .expect("--packet-loss");
         let packet_delay = matches
             .opt_get::<u32>("packet-delay")
-            .expect("--packet-delay").unwrap_or(0);
-        let config = Config::new(
+            .expect("--packet-delay")
+            .unwrap_or(0);
+        let config = match Config::new(
             #[cfg(any(target_os = "windows", target_os = "linux"))]
             tap,
             token,
@@ -324,9 +325,14 @@ fn main() {
             device_name,
             use_channel_type,
             packet_loss,
-            packet_delay
-        )
-        .unwrap();
+            packet_delay,
+        ) {
+            Ok(config) => config,
+            Err(e) => {
+                println!("config error: {}", e);
+                return;
+            }
+        };
         (config, cmd)
     };
     println!("version {}", vnt::VNT_VERSION);
@@ -467,7 +473,9 @@ fn print_usage(program: &str, _opts: Options) {
     println!("  --use-channel <p2p> 使用通道 relay/p2p/all,默认两者都使用");
     println!("  --nic <tun0>        指定虚拟网卡名称");
     println!("  --packet-loss <0>   模拟丢包,取值0~1之间的小数,程序会按设定的概率主动丢包,可用于模拟弱网");
-    println!("  --packet-delay <0>  模拟延迟,整数,单位毫秒(ms),程序会按设定的值延迟发包,可用于模拟弱网");
+    println!(
+        "  --packet-delay <0>  模拟延迟,整数,单位毫秒(ms),程序会按设定的值延迟发包,可用于模拟弱网"
+    );
 
     println!();
     println!(