rattail-fabric/rattail_fabric/apt.py

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# -*- coding: utf-8; -*-
################################################################################
#
# Rattail -- Retail Software Framework
# Copyright © 2010-2018 Lance Edgar
#
# This file is part of Rattail.
#
# Rattail 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.
#
# Rattail 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
# Rattail. If not, see <http://www.gnu.org/licenses/>.
#
################################################################################
"""
Fabric library for the APT package system
"""
from __future__ import unicode_literals, absolute_import
from fabric.api import sudo, settings
from fabric.contrib.files import append
from rattail_fabric import make_deploy, get_debian_version, get_ubuntu_version
deploy = make_deploy(__file__)
def install(*packages, **kwargs):
"""
Install one or more packages via ``apt-get install``.
"""
frontend = kwargs.get('frontend', 'noninteractive')
target = kwargs.get('target_release')
target = '--target-release={}'.format(target) if target else ''
force_yes = ' --force-yes' if kwargs.get('force_yes') else ''
sudo('DEBIAN_FRONTEND={} apt-get --assume-yes {}{} install {}'.format(
frontend, target, force_yes, ' '.join(packages)))
def purge(*packages):
"""
Uninstall and purge config for given packages
"""
sudo('apt-get --assume-yes purge {}'.format(' '.join(packages)))
def update():
"""
Perform an ``apt-get update`` operation.
"""
sudo('apt-get update')
def add_repository(repo):
"""
Add a new APT repository
"""
sudo('add-apt-repository --yes {}'.format(repo))
update()
def add_source(entry):
"""
Add a new entry to the apt/sources.list file
"""
append('/etc/apt/sources.list', entry, use_sudo=True)
update()
def dist_upgrade(frontend='noninteractive'):
"""
Perform a full ``apt-get dist-upgrade`` operation.
"""
update()
sudo('DEBIAN_FRONTEND={} apt-get --assume-yes dist-upgrade'.format(frontend))
def configure_listchanges():
"""
Configure apt listchanges to never use a frontend.
"""
deploy('apt/listchanges.conf', '/etc/apt/listchanges.conf')
def install_emacs():
"""
Install the Emacs editor
"""
with settings(warn_only=True):
result = sudo('which emacs')
if result.succeeded:
return
emacs = 'emacs-nox'
debian_version = get_debian_version()
if debian_version:
if debian_version < 8:
emacs = 'emacs23-nox'
else:
ubuntu_version = get_ubuntu_version()
if ubuntu_version and ubuntu_version < 16:
emacs = 'emacs23-nox'
install(emacs, 'emacs-goodies-el')