def import_volume(self, src_volume):
yield from self._assert_initialized()
yield from self._callback('pre_volume_import',
cb_args=[src_volume.vid])
ret = yield from coro_maybe(self._cb_impl.import_volume(src_volume))
yield from self._callback('post_volume_import',
cb_args=[src_volume.vid])
return ret
def _process_signals(self, out):
'''Process any signals found inside a string.
:param out: String to check for signals. Each signal must be on a dedicated line.
They are executed in the order they are found. Callbacks are not triggered.
'''
for line in out.splitlines():
if line == 'SIGNAL_setup':
self._cb_log.info('callback driver processing SIGNAL_setup for %s', self._cb_conf_id)
#NOTE: calling our own methods may lead to a deadlock / qubesd freeze due to `self._assert_initialized()` / `self._cb_init_lock`
yield from coro_maybe(self._cb_impl.setup())
def revert(self, revision=None):
yield from self._assert_initialized()
return (yield from coro_maybe(self._cb_impl.revert(revision=revision)))
def verify(self):
yield from self._assert_initialized()
return (yield from coro_maybe(self._cb_impl.verify()))
def export_end(self, path):
yield from self._assert_initialized()
ret = yield from coro_maybe(self._cb_impl.export_end(path))
yield from self._callback('post_volume_export_end', cb_args=[path])
return ret
def export(self):
yield from self._assert_initialized()
yield from self._callback('pre_volume_export')
return (yield from coro_maybe(self._cb_impl.export()))
def import_data_end(self, success):
yield from self._assert_initialized()
ret = yield from coro_maybe(self._cb_impl.import_data_end(success))
yield from self._callback('post_volume_import_data_end', cb_args=[success])
return ret
def import_data(self, size):
yield from self._assert_initialized()
yield from self._callback('pre_volume_import_data', cb_args=[size])
return (yield from coro_maybe(self._cb_impl.import_data(size)))
def stop(self):
yield from self._assert_initialized()
ret = yield from coro_maybe(self._cb_impl.stop())
yield from self._callback('post_volume_stop')
return ret
def remove(self):
yield from self._assert_initialized()
ret = yield from coro_maybe(self._cb_impl.remove())
yield from self._callback('post_volume_remove')
return ret
def create(self):
yield from self._assert_initialized()
yield from self._callback('pre_volume_create')
ret = yield from coro_maybe(self._cb_impl.create())
yield from self._callback('post_volume_create')
return ret
def setup(self):
yield from self._assert_initialized(callback=False) #setup is assumed to include storage initialization
yield from self._callback('pre_setup')
return (yield from coro_maybe(self._cb_impl.setup()))
def destroy(self):
yield from self._assert_initialized()
ret = yield from coro_maybe(self._cb_impl.destroy())
yield from self._callback('post_destroy')
return ret
