def do_host_upgrade(cc, args):
"""Perform software upgrade for a host."""
system_type, system_mode = utils._get_system_info(cc)
simplex = system_mode == constants.SYSTEM_MODE_SIMPLEX
if simplex:
warning_message = (
'\n'
'WARNING: THIS OPERATION WILL COMPLETELY ERASE ALL DATA FROM THE '
'SYSTEM.\n'
'Only proceed once the system data has been copied to another '
'system.\n'
'Are you absolutely sure you want to continue? [yes/N]: ')
confirm = input(warning_message)
if confirm != 'yes':
print("Operation cancelled.")
return
ihost = cc.ihost.upgrade(args.hostid, args.force)
_print_ihost_show(ihost)
def do_upgrade_abort(cc, args):
"""Abort a software upgrade."""
try:
body = cc.upgrade.check_reinstall()
except Exception:
raise exc.CommandError('Error getting upgrade state')
reinstall_necessary = body.get('reinstall_necessary', None)
abort_required = False
system_type, system_mode = utils._get_system_info(cc)
is_cpe = system_type == constants.TS_AIO
simplex = system_mode == constants.SYSTEM_MODE_SIMPLEX
if simplex:
if reinstall_necessary:
warning_message = (
'\n'
'WARNING: THIS OPERATION WILL RESULT IN A COMPLETE SYSTEM '
'OUTAGE.\n'
'It will require this host to be reinstalled and the system '
'restored with the previous version. '
'The system will be restored to when the upgrade was started.'
'\n\n'
'Are you absolutely sure you want to continue? [yes/N]: ')
abort_required = True
else:
warning_message = (
'\n'
'WARNING: This will stop the upgrade process. The system '
'backup created during the upgrade-start will be removed.\n\n'
'Continue [yes/N]: ')
elif reinstall_necessary:
warning_message = (
'\n'
'WARNING: THIS OPERATION WILL RESULT IN A COMPLETE SYSTEM '
'OUTAGE.\n'
'It will require every host in the system to be powered down and '
'then reinstalled to recover. All instances will be lost, '
'including their disks. You will only be able to recover '
'instances if you have external backups for their data.\n'
'This operation should be done as a last resort, if there is '
'absolutely no other way to recover the system.\n\n'
'Are you absolutely sure you want to continue? [yes/N]: ')
abort_required = True
else:
if is_cpe:
warning_message = (
'\n'
'WARNING: THIS OPERATION WILL IMPACT RUNNING INSTANCES.\n'
'Any instances that have been migrated after the upgrade was '
'started will be lost, including their disks. You will only '
'be able to recover instances if you have external backups '
'for their data.\n'
'This operation should be done as a last resort, if there is '
'absolutely no other way to recover the system.\n\n'
'Are you absolutely sure you want to continue? [yes/N]: ')
abort_required = True
else:
warning_message = (
'\n'
'WARNING: By continuing this operation, you will be forced to '
'downgrade any hosts that have been upgraded. The system will '
'revert to the state when controller-0 was last active.\n\n'
'Continue [yes/N]: ')
confirm = raw_input(warning_message)
if confirm != 'yes':
print "Operation cancelled."
return
elif abort_required:
confirm = raw_input("Type 'abort' to confirm: ")
if confirm != 'abort':
print "Operation cancelled."
return
data = dict()
data['state'] = constants.UPGRADE_ABORTING
patch = []
for (k, v) in data.items():
patch.append({'op': 'replace', 'path': '/' + k, 'value': v})
try:
upgrade = cc.upgrade.update(patch)
except exc.HTTPNotFound:
raise exc.CommandError('Upgrade UUID not found')
_print_upgrade_show(upgrade)
