debug fedora

Signed-off-by: fufesou <shuanglongchen@yeah.net>

src/client.rs

@@ -1943,13 +1943,13 @@ lazy_static::lazy_static! {
             link: "",
             try_again: false,
         }), (crate::server::LOGIN_MSG_DESKTOP_XORG_NOT_FOUND, LoginErrorMsgBox{
-            msgtype: "session-re-login",
+            msgtype: "info-nocancel-nocancel",
             title: "xorg_not_found_title_tip",
             text: "xorg_not_found_text_tip",
             link: LINK_HEADLESS_LINUX_SUPPORT,
             try_again: true,
         }), (crate::server::LOGIN_MSG_DESKTOP_NO_DESKTOP, LoginErrorMsgBox{
-            msgtype: "session-re-login",
+            msgtype: "info-nocancel-nocancel",
             title: "no_desktop_title_tip",
             text: "no_desktop_text_tip",
             link: LINK_HEADLESS_LINUX_SUPPORT,

src/platform/linux_desktop_manager.rs

@@ -64,11 +64,41 @@ pub fn stop_xdesktop() {
     *DESKTOP_MANAGER.lock().unwrap() = None;
 }
 
+fn detect_headless() -> Option<&'static str> {
+    match run_cmds(&format!("which {}", DesktopManager::get_xorg())) {
+        Ok(output) => {
+            if output.trim().is_empty() {
+                return Some(LOGIN_MSG_DESKTOP_XORG_NOT_FOUND);
+            }
+        }
+        _ => {
+            return Some(LOGIN_MSG_DESKTOP_XORG_NOT_FOUND);
+        }
+    }
+
+    match run_cmds("ls /usr/share/xsessions/") {
+        Ok(output) => {
+            if output.trim().is_empty() {
+                return Some(LOGIN_MSG_DESKTOP_NO_DESKTOP);
+            }
+        }
+        _ => {
+            return Some(LOGIN_MSG_DESKTOP_NO_DESKTOP);
+        }
+    }
+
+    None
+}
+
 pub fn try_start_desktop(_username: &str, _passsword: &str) -> String {
     if _username.is_empty() {
         let username = get_username();
         if username.is_empty() {
-            LOGIN_MSG_DESKTOP_SESSION_NOT_READY
+            if let Some(msg) = detect_headless() {
+                msg
+            } else {
+                LOGIN_MSG_DESKTOP_SESSION_NOT_READY
+            }
         } else {
             ""
         }
@@ -80,26 +110,8 @@ pub fn try_start_desktop(_username: &str, _passsword: &str) -> String {
             return "".to_owned();
         }
 
-        match run_cmds(&format!("which {}", DesktopManager::get_xorg())) {
+        if let Some(msg) = detect_headless() {
-            Ok(output) => {
+            return msg.to_owned();
-                if output.trim().is_empty() {
-                    return LOGIN_MSG_DESKTOP_XORG_NOT_FOUND.to_owned();
-                }
-            }
-            _ => {
-                return LOGIN_MSG_DESKTOP_XORG_NOT_FOUND.to_owned();
-            }
-        }
-
-        match run_cmds("ls /usr/share/xsessions/") {
-            Ok(output) => {
-                if output.trim().is_empty() {
-                    return LOGIN_MSG_DESKTOP_NO_DESKTOP.to_owned();
-                }
-            }
-            _ => {
-                return LOGIN_MSG_DESKTOP_NO_DESKTOP.to_owned();
-            }
         }
 
         match try_start_x_session(_username, _passsword) {