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# vi: ts=4 expandtab
#
# Copyright (C) 2012 Yahoo! Inc.
#
# Author: Joshua Harlow <harlowja@yahoo-inc.com>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 3, as
# published by the Free Software Foundation.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
import os
import shutil
from cloudinit import helpers
from cloudinit import util
from cloudinit.settings import PER_ALWAYS
frequency = PER_ALWAYS
def _migrate_canon_sems(cloud):
sem_path = cloud.paths.get_ipath('sem')
if not sem_path or not os.path.exists(sem_path):
return 0
am_adjusted = 0
for p in os.listdir(sem_path):
full_path = os.path.join(sem_path, p)
if os.path.isfile(full_path):
canon_p = helpers.canon_sem_name(p)
if canon_p != p:
new_path = os.path.join(sem_path, p)
shutil.move(full_path, new_path)
am_adjusted += 1
return am_adjusted
def handle(name, cfg, cloud, log, _args):
do_migrate = util.get_cfg_option_str(cfg, "migrate", True)
if not util.translate_bool(do_migrate):
log.debug("Skipping module named %s, migration disabled", name)
return
sems_moved = _migrate_canon_sems(cloud)
log.debug("Migrated %s semaphore files to there canonicalized names",
sems_moved)
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