feat: Implement privilege management for VPN mode on Linux with CAP_N…

debug_caps.py

@@ -0,0 +1,37 @@
+
+import os
+import shutil
+import subprocess
+import sys
+
+# Locate getcap
+getcap = shutil.which("getcap")
+if not getcap:
+    possible_paths = ["/usr/sbin/getcap", "/sbin/getcap"]
+    for p in possible_paths:
+        if os.path.exists(p):
+            getcap = p
+            break
+
+print(f"Using getcap: {getcap}")
+
+# Binaries
+bin_dir = os.path.abspath("bin/linux-x86_64")
+singbox = os.path.join(bin_dir, "sing-box")
+xray = os.path.join(bin_dir, "xray")
+
+for binary in [singbox, xray]:
+    print(f"Checking: {binary}")
+    if os.path.exists(binary):
+        cmd = [getcap, binary]
+        try:
+            res = subprocess.run(cmd, capture_output=True, text=True)
+            print(f"Result ({res.returncode}): {res.stdout.strip()}")
+            if "cap_net_admin" in res.stdout:
+                print("HAS CAP_NET_ADMIN")
+            else:
+                print("MISSING CAP_NET_ADMIN")
+        except Exception as e:
+            print(f"Error: {e}")
+    else:
+        print("Does not exist")

debug_tray.py

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+
+import sys
+# Inject system packages if needed (mimicking main.py)
+import os
+if sys.platform.startswith("linux"):
+    system_packages = "/usr/lib/python3/dist-packages"
+    if os.path.exists(system_packages) and system_packages not in sys.path:
+        try:
+            import gi
+        except ImportError:
+            sys.path.append(system_packages)
+
+import pystray
+from PIL import Image, ImageDraw
+
+def create_image():
+    # Generate an image with a specific color
+    width = 64
+    height = 64
+    color1 = "blue"
+    color2 = "white"
+    image = Image.new('RGB', (width, height), color1)
+    dc = ImageDraw.Draw(image)
+    dc.rectangle((width // 2, 0, width, height // 2), fill=color2)
+    dc.rectangle((0, height // 2, width // 2, height), fill=color2)
+    return image
+
+def setup(icon):
+    icon.visible = True
+
+def on_quit(icon, item):
+    icon.stop()
+
+def main():
+    print(f"Python: {sys.version}")
+
+    try:
+        import gi
+        print(f"PyGObject (gi) imported: {gi.__file__}")
+        try:
+            gi.require_version('AppIndicator3', '0.1')
+            from gi.repository import AppIndicator3
+            print("AppIndicator3 found via gi")
+        except Exception as e:
+            print(f"AppIndicator3 check failed: {e}")
+
+        try:
+            gi.require_version('AyatanaAppIndicator3', '0.1')
+            from gi.repository import AyatanaAppIndicator3
+            print("AyatanaAppIndicator3 found via gi")
+        except Exception as e:
+            print(f"AyatanaAppIndicator3 check failed: {e}")
+
+    except ImportError:
+        print("PyGObject (gi) NOT found")
+
+    image = create_image()
+
+    # Try to force AppIndicator backend explicitly to see if it works validation
+    # os.environ['PYSTRAY_BACKEND'] = 'appindicator' 
+
+    print("Creating icon...")
+    icon = pystray.Icon(
+        'test_icon',
+        image,
+        menu=pystray.Menu(
+            pystray.MenuItem('Quit', on_quit)
+        )
+    )
+
+    print("Running icon... (Check your system tray)")
+    icon.run(setup)
+
+if __name__ == "__main__":
+    main()