def series_upgrade(unit_name, machine_num,
from_series="trusty", to_series="xenial",
origin='openstack-origin',
files=None, workaround_script=None):
"""Perform series upgrade on a unit.
:param unit_name: Unit Name
:type unit_name: str
:param machine_num: Machine number
:type machine_num: str
:param from_series: The series from which to upgrade
:type from_series: str
:param to_series: The series to which to upgrade
:type to_series: str
:param origin: The configuration setting variable name for changing origin
source. (openstack-origin or source)
:type origin: str
:param files: Workaround files to scp to unit under upgrade
:type files: list
:param workaround_script: Workaround script to run during series upgrade
:type workaround_script: str
:returns: None
:rtype: None
"""
logging.info("Series upgrade {}".format(unit_name))
application = unit_name.split('/')[0]
set_dpkg_non_interactive_on_unit(unit_name)
logging.info("Prepare series upgrade on {}".format(machine_num))
model.prepare_series_upgrade(machine_num, to_series=to_series)
logging.info("Waiting for workload status 'blocked' on {}"
.format(unit_name))
model.block_until_unit_wl_status(unit_name, "blocked")
logging.info("Waiting for model idleness")
model.block_until_all_units_idle()
wrap_do_release_upgrade(unit_name, from_series=from_series,
to_series=to_series, files=files,
workaround_script=workaround_script)
logging.info("Reboot {}".format(unit_name))
reboot(unit_name)
logging.info("Waiting for workload status 'blocked' on {}"
.format(unit_name))
model.block_until_unit_wl_status(unit_name, "blocked")
logging.info("Waiting for model idleness")
model.block_until_all_units_idle()
logging.info("Set origin on {}".format(application))
# Allow for charms which have neither source nor openstack-origin
if origin:
set_origin(application, origin)
model.block_until_all_units_idle()
logging.info("Complete series upgrade on {}".format(machine_num))
model.complete_series_upgrade(machine_num)
model.block_until_all_units_idle()
logging.info("Waiting for workload status 'active' on {}"
.format(unit_name))
model.block_until_unit_wl_status(unit_name, "active")
model.block_until_all_units_idle()
# This step may be performed by juju in the future
logging.info("Set series on {} to {}".format(application, to_series))
model.set_series(application, to_series)
def test_set_series(self):
self.patch_object(model, 'get_juju_model',
return_value=self.model_name)
self.patch_object(model, 'subprocess')
_application = "application"
_to_series = "bionic"
model.set_series(_application, _to_series)
self.subprocess.check_call.assert_called_once_with(
["juju", "set-series", "-m", self.model_name,
_application, _to_series])