kiwi-el8/kiwi/package_manager/base.py
2016-04-13 17:52:12 +02:00

185 lines
4.9 KiB
Python

# Copyright (c) 2015 SUSE Linux GmbH. All rights reserved.
#
# This file is part of kiwi.
#
# kiwi is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# kiwi 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 kiwi. If not, see <http://www.gnu.org/licenses/>
#
class PackageManagerBase(object):
"""
Implements base class for installation/deletion of
packages and collections using a package manager
Attributes
* :attr:`repository`
Instance of Repository
* :attr:`root_dir`
root directory path name
* :attr:`root_bind`
Instance of RootBind
* :attr:`package_requests`
list of packages to install or delete
* :attr:`collection_requests`
list of collections to install
* :attr:`product_requests`
list of products to install
"""
def __init__(self, repository, custom_args=None):
self.repository = repository
self.root_dir = repository.root_dir
self.root_bind = repository.root_bind
self.package_requests = []
self.collection_requests = []
self.product_requests = []
self.post_init(custom_args)
def post_init(self, custom_args=None):
"""
Post initialization method
Implementation in specialized package manager class
:param list custom_args: unused
"""
pass
def request_package(self, name):
"""
Queue a package request
Implementation in specialized package manager class
:param string name: unused
"""
raise NotImplementedError
def request_collection(self, name):
"""
Queue a package collection
Implementation in specialized package manager class
:param string name: unused
"""
raise NotImplementedError
def request_product(self, name):
"""
Queue a product request
Implementation in specialized package manager class
:param string name: unused
"""
raise NotImplementedError
def process_install_requests_bootstrap(self):
"""
Process package install requests for bootstrap phase (no chroot)
Implementation in specialized package manager class
"""
raise NotImplementedError
def process_install_requests(self):
"""
Process package install requests for image phase (chroot)
Implementation in specialized package manager class
"""
raise NotImplementedError
def process_delete_requests(self, force=False):
"""
Process package delete requests (chroot)
Implementation in specialized package manager class
:param bool force: unused
"""
raise NotImplementedError
def update(self):
"""
Process package update requests (chroot)
Implementation in specialized package manager class
"""
raise NotImplementedError
def process_only_required(self):
"""
Setup package processing only for required packages
Implementation in specialized package manager class
"""
raise NotImplementedError
def match_package_installed(self, package_list, log_line):
"""
Match expression to indicate a package has been installed
Implementation in specialized package manager class
:param list package_list: unused
:param string log_line: unused
"""
raise NotImplementedError
def match_package_deleted(self, package_list, log_line):
"""
Match expression to indicate a package has been deleted
Implementation in specialized package manager class
:param list package_list: unused
:param string log_line: unused
"""
raise NotImplementedError
def database_consistent(self):
"""
Check if package database is consistent
Implementation in specialized package manager class
"""
raise NotImplementedError
def dump_reload_package_database(self, version=45):
"""
For rpm based package managers, dump and reload the database
to match the desired rpm db version
Implementation in specialized package manager class
:param string version: unused
"""
raise NotImplementedError
def cleanup_requests(self):
"""
Cleanup request queues
"""
del self.package_requests[:]
del self.collection_requests[:]
del self.product_requests[:]