feat: control final tun config

src-tauri/src/cmds.rs

@@ -317,16 +317,6 @@ pub fn patch_verge_config(
   let tun_mode = payload.enable_tun_mode.clone();
   let system_proxy = payload.enable_system_proxy.clone();
 
-  // change tun mode
-  if tun_mode.is_some() {
-    let mut clash = clash_state.0.lock().unwrap();
-    let profiles = profiles_state.0.lock().unwrap();
-
-    wrap_err!(clash.tun_mode(tun_mode.unwrap()))?;
-    clash.update_config();
-    wrap_err!(clash.activate_enhanced(&profiles, false, false))?;
-  }
-
   let mut verge = verge_state.0.lock().unwrap();
   wrap_err!(verge.patch_config(payload))?;
 
@@ -339,6 +329,23 @@ pub fn patch_verge_config(
       .unwrap();
   }
 
+  // change tun mode
+  if tun_mode.is_some() {
+    #[cfg(target_os = "windows")]
+    if *tun_mode.as_ref().unwrap() {
+      let wintun_dll = dirs::app_home_dir().join("wintun.dll");
+      if !wintun_dll.exists() {
+        log::error!("failed to enable TUN for missing `wintun.dll`");
+        return Err("failed to enable TUN for missing `wintun.dll`".into());
+      }
+    }
+
+    let clash = clash_state.0.lock().unwrap();
+    let profiles = profiles_state.0.lock().unwrap();
+
+    wrap_err!(clash.activate_enhanced(&profiles, false, false))?;
+  }
+
   Ok(())
 }
 

src-tauri/src/core/clash.rs

@@ -1,4 +1,4 @@
-use super::{PrfEnhancedResult, Profiles, Verge};
+use super::{PrfEnhancedResult, Profiles, Verge, VergeConfig};
 use crate::log_if_err;
 use crate::utils::{config, dirs, help};
 use anyhow::{bail, Result};
@@ -222,18 +222,8 @@ impl Clash {
     Ok(())
   }
 
-  /// enable tun mode
-  /// only revise the config
-  pub fn tun_mode(&mut self, enable: bool) -> Result<()> {
-    // Windows 需要wintun.dll文件
-    #[cfg(target_os = "windows")]
-    if enable {
-      let wintun_dll = dirs::app_home_dir().join("wintun.dll");
-      if !wintun_dll.exists() {
-        bail!("failed to enable TUN for missing `wintun.dll`");
-      }
-    }
-
+  /// revise the `tun` and `dns` config
+  fn _tun_mode(mut config: Mapping, enable: bool) -> Mapping {
     macro_rules! revise {
       ($map: expr, $key: expr, $val: expr) => {
         let ret_key = Value::String($key.into());
@@ -252,7 +242,7 @@ impl Clash {
     }
 
     // tun config
-    let tun_val = self.config.get(&Value::from("tun"));
+    let tun_val = config.get(&Value::from("tun"));
     let mut new_tun = Mapping::new();
 
     if tun_val.is_some() && tun_val.as_ref().unwrap().is_mapping() {
@@ -260,15 +250,18 @@ impl Clash {
     }
 
     revise!(new_tun, "enable", enable);
-    append!(new_tun, "stack", "gvisor");
-    append!(new_tun, "dns-hijack", vec!["198.18.0.2:53"]);
-    append!(new_tun, "auto-route", true);
-    append!(new_tun, "auto-detect-interface", true);
 
-    revise!(self.config, "tun", new_tun);
+    if enable {
+      append!(new_tun, "stack", "gvisor");
+      append!(new_tun, "dns-hijack", vec!["198.18.0.2:53"]);
+      append!(new_tun, "auto-route", true);
+      append!(new_tun, "auto-detect-interface", true);
+    }
+
+    revise!(config, "tun", new_tun);
 
     // dns config
-    let dns_val = self.config.get(&Value::from("dns"));
+    let dns_val = config.get(&Value::from("dns"));
     let mut new_dns = Mapping::new();
 
     if dns_val.is_some() && dns_val.as_ref().unwrap().is_mapping() {
@@ -277,34 +270,41 @@ impl Clash {
 
     // 借鉴cfw的默认配置
     revise!(new_dns, "enable", enable);
-    append!(new_dns, "enhanced-mode", "fake-ip");
-    append!(
-      new_dns,
-      "nameserver",
-      vec!["114.114.114.114", "223.5.5.5", "8.8.8.8"]
-    );
-    append!(new_dns, "fallback", vec![] as Vec<&str>);
-
-    #[cfg(target_os = "windows")]
-    append!(
-      new_dns,
-      "fake-ip-filter",
-      vec![
-        "dns.msftncsi.com",
-        "www.msftncsi.com",
-        "www.msftconnecttest.com"
-      ]
-    );
-
-    revise!(self.config, "dns", new_dns);
-
-    self.save_config()
+
+    if enable {
+      append!(new_dns, "enhanced-mode", "fake-ip");
+      append!(
+        new_dns,
+        "nameserver",
+        vec!["114.114.114.114", "223.5.5.5", "8.8.8.8"]
+      );
+      append!(new_dns, "fallback", vec![] as Vec<&str>);
+
+      #[cfg(target_os = "windows")]
+      append!(
+        new_dns,
+        "fake-ip-filter",
+        vec![
+          "dns.msftncsi.com",
+          "www.msftncsi.com",
+          "www.msftconnecttest.com"
+        ]
+      );
+    }
+
+    revise!(config, "dns", new_dns);
+    config
   }
 
   /// activate the profile
   /// generate a new profile to the temp_dir
   /// then put the path to the clash core
   fn _activate(info: ClashInfo, config: Mapping, window: Option<Window>) -> Result<()> {
+    let verge_config = VergeConfig::new();
+    let tun_enable = verge_config.enable_tun_mode.unwrap_or(false);
+
+    let config = Clash::_tun_mode(config, tun_enable);
+
     let temp_path = dirs::profiles_temp_path();
     config::save_yaml(temp_path.clone(), &config, Some("# Clash Verge Temp File"))?;
 

src-tauri/src/utils/resolve.rs

@@ -28,14 +28,6 @@ pub fn resolve_setup(app: &App) {
   log_if_err!(clash.activate_enhanced(&profiles, true, true));
 
   verge.init_sysproxy(clash.info.port.clone());
-  // enable tun mode
-  if verge.config.enable_tun_mode.clone().unwrap_or(false)
-    && verge.cur_sysproxy.is_some()
-    && verge.cur_sysproxy.as_ref().unwrap().enable
-  {
-    log::info!("enable tun mode");
-    clash.tun_mode(true).unwrap();
-  }
 
   log_if_err!(verge.init_launch());