anvil/devstack/packager.py

55 lines
2.0 KiB
Python

# vim: tabstop=4 shiftwidth=4 softtabstop=4
# Copyright (C) 2012 Yahoo! Inc. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
from devstack import log as logging
from devstack import settings
from devstack import utils
LOG = logging.getLogger("devstack.packager")
class Packager(object):
def __init__(self, distro, keep_packages):
self.distro = distro
self.keep_packages = keep_packages
def install_batch(self, pkgs):
raise NotImplementedError()
def remove_batch(self, pkgs):
if not self.keep_packages:
return self._remove_batch(pkgs)
return []
def pre_install(self, pkgs, installparams=None):
for packageinfo in pkgs:
preinstallcmds = packageinfo.get(settings.PRE_INSTALL)
if preinstallcmds:
LOG.info("Running pre-install commands for package %s.",
packageinfo['name'])
utils.execute_template(*preinstallcmds, params=installparams)
def post_install(self, pkgs, installparams=None):
for packageinfo in pkgs:
postinstallcmds = packageinfo.get(settings.POST_INSTALL)
if postinstallcmds and len(postinstallcmds):
LOG.info("Running post-install commands for package %s.",
packageinfo['name'])
utils.execute_template(*postinstallcmds, params=installparams)
def _remove_batch(self, pkgs):
raise NotImplementedError()