Remove requirement to run as root on Linux

multibootusb

@@ -128,11 +128,6 @@ Example for installing syslinux to target USB disk:
 def start_gui():
     from scripts import mbusb_gui
     gen.log('Starting multibootusb GUI...')
-    if platform.system() == 'Linux':
-        if os.getuid() != 0:
-            gen.log('\n\nAdmin privilege is required to run multibootusb.\n If you are running from source try '
-                  '\'sudo python3 ./multibootusb\'\n or you can try \'multibootusb-pkexec\' (post install)\n\n',
-                    info=False, debug=True)
     mbusb_gui.main_gui()
 
 

scripts/mbusb_gui.py

@@ -1048,13 +1048,8 @@ def main_gui():
     #    ui_about = Ui_About()
     #    ui = Ui_MainWindow()
 
-    if platform.system() == 'Linux' and os.getuid() != 0:
-        show_admin_info()
-        sys.exit(2)
-
-    else:
-        window = AppGui()
-        window.show()
-        window.setWindowTitle("MultiBootUSB - " + mbusb_version())
-        window.setWindowIcon(QtGui.QIcon(resource_path(os.path.join("data", "tools", "multibootusb.png"))))
+    window = AppGui()
+    window.show()
+    window.setWindowTitle("MultiBootUSB - " + mbusb_version())
+    window.setWindowIcon(QtGui.QIcon(resource_path(os.path.join("data", "tools", "multibootusb.png"))))
     sys.exit(app.exec_())

scripts/osdriver.py

@@ -410,7 +410,7 @@ def gpt_device(self, dev_name):
             lang = os.getenv('LANG')
             encoding = lang.rsplit('.')[-1] if lang else 'utf-8'
             raise RuntimeError(str(_err_out, encoding))
-        subprocess.check_call(['partprobe', disk_dev])
+        udisks.rescan(disk_dev)
         if b'msdos' in _cmd_out:
             return False
         if b'gpt' in _cmd_out:

scripts/udisks.py

@@ -136,6 +136,16 @@ def device(self, device_node_path):
 
         raise ValueError('%r not known to UDisks2'%device_node_path)
 
+    def rescan(self, node_path):
+        # Rescan partition table
+        import dbus
+        mgr = self.bus.get_object('org.freedesktop.UDisks2',
+                            '/org/freedesktop/UDisks2/Manager')
+        dev_paths = mgr.ResolveDevice({'path': node_path}, {}, dbus_interface='org.freedesktop.UDisks2.Manager')
+        for dev in dev_paths:
+            bd = self.bus.get_object('org.freedesktop.UDisks2', dev)
+            bd.Rescan('', dbus_interface='org.freedesktop.UDisks2.Block')
+
     def mount(self, device_node_path, remounted=None):
         mp = node_mountpoint(str(device_node_path))
         if mp:
@@ -207,6 +217,10 @@ def umount(node_path):
     u.unmount(node_path)
 
 
+def rescan(node_path):
+    u = get_udisks()
+    u.rescan(node_path)
+
 def test_udisks(ver=None):
     import sys
     dev = sys.argv[1]