重启电脑以后，之前的采集程序就打不开了

client-file-collector/client_file_collector.py

@@ -4,6 +4,7 @@ import json
 import os
 import queue
 import shutil
+import socket
 import sys
 import threading
 import time
@@ -16,6 +17,39 @@ import requests
 from requests.adapters import HTTPAdapter
 from urllib3.util.retry import Retry
 
+CONTROL_HOST = "127.0.0.1"
+CONTROL_PORT = 52347
+SINGLE_INSTANCE_MUTEX_NAME = "Global\\QMSFileCollector_SingleInstance"
+ERROR_ALREADY_EXISTS = 183
+
+
+def acquire_single_instance_lock():
+    if os.name != "nt":
+        return None, True
+    try:
+        import ctypes
+        kernel32 = ctypes.windll.kernel32
+        handle = kernel32.CreateMutexW(None, False, SINGLE_INSTANCE_MUTEX_NAME)
+        if not handle:
+            return None, True
+        if kernel32.GetLastError() == ERROR_ALREADY_EXISTS:
+            kernel32.CloseHandle(handle)
+            return None, False
+        return handle, True
+    except Exception:
+        return None, True
+
+
+def notify_existing_instance_show(retries=8, sleep_seconds=0.25):
+    for _ in range(max(1, retries)):
+        try:
+            with socket.create_connection((CONTROL_HOST, CONTROL_PORT), timeout=1.0) as conn:
+                conn.sendall(b"SHOW")
+                return True
+        except Exception:
+            time.sleep(sleep_seconds)
+    return False
+
 
 def get_runtime_dir():
     if getattr(sys, "frozen", False):
@@ -51,16 +85,7 @@ def _ensure_windows_run_registry(entry_name, exe_path):
         return False, "写入系统自启动项失败: %s" % e
 
 
-def _cleanup_legacy_startup_items(legacy_entry_name, app_data):
-    if app_data:
-        startup_dir = Path(app_data) / "Microsoft" / "Windows" / "Start Menu" / "Programs" / "Startup"
-        legacy_script = startup_dir / (legacy_entry_name + ".vbs")
-        try:
-            if legacy_script.exists():
-                legacy_script.unlink()
-        except Exception:
-            pass
-
+def _remove_windows_run_entry(entry_name):
     try:
         import winreg
         run_key_path = r"Software\Microsoft\Windows\CurrentVersion\Run"
@@ -71,13 +96,26 @@ def _cleanup_legacy_startup_items(legacy_entry_name, app_data):
             winreg.KEY_SET_VALUE
         ) as key:
             try:
-                winreg.DeleteValue(key, legacy_entry_name)
+                winreg.DeleteValue(key, entry_name)
             except FileNotFoundError:
                 pass
     except Exception:
         pass
 
 
+def _cleanup_legacy_startup_items(legacy_entry_name, app_data):
+    if app_data:
+        startup_dir = Path(app_data) / "Microsoft" / "Windows" / "Start Menu" / "Programs" / "Startup"
+        legacy_script = startup_dir / (legacy_entry_name + ".vbs")
+        try:
+            if legacy_script.exists():
+                legacy_script.unlink()
+        except Exception:
+            pass
+
+    _remove_windows_run_entry(legacy_entry_name)
+
+
 def ensure_windows_startup():
     if os.name != "nt":
         return False, "当前系统非Windows，跳过自启动注册。"
@@ -95,7 +133,7 @@ def ensure_windows_startup():
         startup_script = startup_dir / (entry_name + ".vbs")
         script_content = (
             "Set WshShell = CreateObject(\"WScript.Shell\")\n"
-            "WshShell.Run Chr(34) & \"%s\" & Chr(34), 0\n"
+            "WshShell.Run Chr(34) & \"%s\" & Chr(34), 7\n"
             "Set WshShell = Nothing\n"
         ) % exe_path.replace("\"", "\"\"")
 
@@ -109,10 +147,16 @@ def ensure_windows_startup():
                 return False, "启动文件夹自启动项已存在，无需重复写入。"
 
             startup_script.write_text(script_content, encoding="utf-8")
+            _remove_windows_run_entry(entry_name)
             if old_content:
                 return True, "检测到启动文件夹自启动路径变化，已自动更新。"
             return True, "首次启动已写入启动文件夹自启动项，下次开机会自动运行。"
         except Exception as startup_error:
+            try:
+                if startup_script.exists():
+                    startup_script.unlink()
+            except Exception:
+                pass
             try:
                 changed, reg_msg = _ensure_windows_run_registry(entry_name, exe_path)
                 return changed, "写入启动文件夹失败，已回退注册表方式: %s" % reg_msg
@@ -142,6 +186,7 @@ class CollectorApp:
         self.notice_ts = {}
         self.processing_lock = threading.Lock()
         self.processing_files = set()
+        self.control_stop_event = threading.Event()
         self.http_session = self._create_http_session()
 
         self.base_url_var = StringVar()
@@ -159,11 +204,66 @@ class CollectorApp:
 
         self._build_ui()
         self.root.protocol("WM_DELETE_WINDOW", self._on_window_close)
+        self._start_control_server()
         self._init_windows_startup()
         self._load_config()
         self.root.after(200, self._flush_logs)
         self.root.after(3000, self._watch_worker)
 
+    def _start_control_server(self):
+        self.control_thread = threading.Thread(target=self._control_server_loop, daemon=True)
+        self.control_thread.start()
+
+    def _control_server_loop(self):
+        server = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
+        server.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
+        try:
+            server.bind((CONTROL_HOST, CONTROL_PORT))
+            server.listen(1)
+            server.settimeout(1.0)
+        except Exception:
+            try:
+                server.close()
+            except Exception:
+                pass
+            return
+
+        while not self.control_stop_event.is_set():
+            try:
+                conn, _ = server.accept()
+            except socket.timeout:
+                continue
+            except Exception:
+                break
+
+            try:
+                payload = conn.recv(16)
+                if b"SHOW" in payload:
+                    self.root.after(0, self._show_main_window)
+            except Exception:
+                pass
+            finally:
+                try:
+                    conn.close()
+                except Exception:
+                    pass
+
+        try:
+            server.close()
+        except Exception:
+            pass
+
+    def _show_main_window(self):
+        try:
+            self.root.deiconify()
+            self.root.state("normal")
+            self.root.lift()
+            self.root.attributes("-topmost", True)
+            self.root.after(300, lambda: self.root.attributes("-topmost", False))
+            self.root.focus_force()
+        except Exception:
+            pass
+
     def _create_http_session(self):
         retry = Retry(
             total=3,
@@ -449,6 +549,7 @@ class CollectorApp:
     def exit_app(self):
         self.running = False
         self.stop_event.set()
+        self.control_stop_event.set()
         try:
             self.http_session.close()
         except Exception:
@@ -689,6 +790,18 @@ class CollectorApp:
 
 
 if __name__ == "__main__":
+    instance_lock_handle, is_primary = acquire_single_instance_lock()
+    if not is_primary:
+        notify_existing_instance_show()
+        sys.exit(0)
+
     app_root = Tk()
     app = CollectorApp(app_root)
     app_root.mainloop()
+
+    if instance_lock_handle and os.name == "nt":
+        try:
+            import ctypes
+            ctypes.windll.kernel32.CloseHandle(instance_lock_handle)
+        except Exception:
+            pass