def upgrade_db(orig_id, seed_id, db_role_name):
orig_env = environment_obj.Environment(orig_id)
seed_env = environment_obj.Environment(seed_id)
env_util.delete_fuel_resources(seed_env)
# Wait for Neutron to reconfigure networks
time.sleep(7) # FIXME: Use more deterministic way
if db.does_perform_flavor_data_migration(orig_env):
db.nova_migrate_flavor_data(orig_env)
maintenance.disable_apis(orig_env)
maintenance.stop_corosync_services(seed_env)
maintenance.stop_upstart_services(seed_env)
expected_dbs = set(magic_consts.OS_SERVICES)
existing_dbs = set(db.get_databases(orig_env))
dbs = existing_dbs & expected_dbs
if len(dbs) < len(magic_consts.OS_SERVICES):
LOG.info('Skipping nonexistent tables: %s',
', '.join(expected_dbs - existing_dbs))
LOG.info('Will dump tables: %s', ', '.join(dbs))
fname = os.path.join(magic_consts.FUEL_CACHE, 'dbs.original.sql.gz')
db.mysqldump_from_env(orig_env, db_role_name, dbs, fname)
fname2 = os.path.join(
magic_consts.FUEL_CACHE,
'dbs.original.cluster_%s.sql.gz' % (orig_env.data['id'],),
)
shutil.copy(fname, fname2)
db.mysqldump_restore_to_env(seed_env, db_role_name, fname)
db.db_sync(seed_env)
if db.does_perform_cinder_volume_update_host(orig_env):
db.cinder_volume_update_host(orig_env, seed_env)