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delete: Don't run UI routines from a thread

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Pull the remove_devobj_internal call outside of the async job,
otherwise we can have X11 threading issues

Signed-off-by: Cole Robinson <crobinso@redhat.com>
This commit is contained in:
Cole Robinson 2020-01-28 11:03:50 -05:00
parent 3ab35320a1
commit 1a9e2f4f76
1 changed files with 26 additions and 5 deletions
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31
virtManager/delete.py
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@ -71,6 +71,9 @@ class _vmmDeleteBase(vmmGObjectUI):
def _delete_vm(self, vm):
raise NotImplementedError
def _remove_device(self, paths):
raise NotImplementedError
def _delete_disks(self, vm, paths, conn, meter):
storage_errors = []
for path in paths:
@ -204,6 +207,12 @@ class _vmmDeleteBase(vmmGObjectUI):
return
self.set_finish_cursor()
if not self._remove_device(devs):
# Don't delete storage if device removal failed
self._delete_finished_cb(None, None)
return
title, text = self._get_title_text(devs)
progWin = vmmAsyncJob(self._async_delete, [self.vm, devs],
@ -293,6 +302,10 @@ class vmmDeleteDialog(_vmmDeleteBase):
vm_active = self.vm.is_active()
return vm_active
def _remove_device(self, paths):
dummy = paths
return True
def _delete_vm(self, vm):
if vm.is_persistent():
log.debug("Removing VM '%s'", vm.get_name())
@ -306,7 +319,7 @@ class vmmDeleteDialog(_vmmDeleteBase):
class vmmDeleteStorage(_vmmDeleteBase):
@staticmethod
def remove_devobj_internal(vm, err, devobj):
def remove_devobj_internal(vm, err, devobj, deleting_storage=False):
log.debug("Removing device: %s", devobj)
# Define the change
@ -328,11 +341,14 @@ class vmmDeleteStorage(_vmmDeleteBase):
if not detach_err:
return True
msg = _("This change will take effect after the next guest shutdown.")
if deleting_storage:
msg += " "
msg += _("Storage will not be deleted.")
err.show_err(
_("Device could not be removed from the running machine"),
details=(detach_err[0] + "\n\n" + detach_err[1]),
text2=_("This change will take effect after the next guest "
"shutdown."),
details=(detach_err[0] + "\n\n" + detach_err[1]), text2=msg,
buttons=Gtk.ButtonsType.OK,
dialog_type=Gtk.MessageType.INFO)
@ -354,12 +370,17 @@ class vmmDeleteStorage(_vmmDeleteBase):
def _vm_active_status(self):
return False
def _remove_device(self, paths):
deleting_storage = bool(paths)
return vmmDeleteStorage.remove_devobj_internal(
self.vm, self.err, self.disk,
deleting_storage=deleting_storage)
def _delete_vm(self, vm):
pass
def _delete_disks(self, vm, paths, conn, meter):
storage_errors = []
vmmDeleteStorage.remove_devobj_internal(vm, self.err, self.disk)
if paths:
super()._delete_disks(vm, paths, conn, meter)
return storage_errors