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lvmdbusd: Place Manager.UseLvmShell request on queue

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We need to acquire a lock which can block us which in turn causes
the dbus request handling to block as well.  Place the request on
the work queue instead.
This commit is contained in:
Tony Asleson 2016-11-16 17:29:23 -06:00
parent df92d330aa
commit 99806ec7ec
1 changed files with 9 additions and 3 deletions
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12
daemons/lvmdbusd/manager.py
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@ -158,16 +158,22 @@ class Manager(AutomatedProperties):
return p
return '/'
@staticmethod
def _use_lvm_shell(yes_no):
return dbus.Boolean(cmdhandler.set_execution(yes_no))
@dbus.service.method(
dbus_interface=MANAGER_INTERFACE,
in_signature='b', out_signature='b')
def UseLvmShell(self, yes_no):
in_signature='b', out_signature='b',
async_callbacks=('cb', 'cbe'))
def UseLvmShell(self, yes_no, cb, cbe):
"""
Allow the client to enable/disable lvm shell, used for testing
:param yes_no:
:return: Nothing
"""
return dbus.Boolean(cmdhandler.set_execution(yes_no))
r = RequestEntry(-1, Manager._use_lvm_shell, (yes_no,), cb, cbe, False)
cfg.worker_q.put(r)
@dbus.service.method(
dbus_interface=MANAGER_INTERFACE,