"""
Arch Linux packages
===================
This module provides tools to manage Arch Linux packages
and repositories.
"""
from fabric.api import hide, run, settings
from fabtools.utils import run_as_root
def pkg_manager():
with settings(hide('running', 'stdout', 'stderr', 'warnings'), warn_only=True):
output = run('which yaourt', warn_only=True)
if output.succeeded:
manager = 'yaourt'
else:
manager = 'pacman'
return 'LC_ALL=C %s' % manager
[docs]def update_index(quiet=True):
"""
Update pacman package definitions.
"""
manager = pkg_manager()
if quiet:
with settings(hide('running', 'stdout', 'stderr', 'warnings'), warn_only=True):
run_as_root("%(manager)s -Sy" % locals())
else:
run_as_root("%(manager)s -Sy" % locals())
[docs]def upgrade():
"""
Upgrade all packages.
"""
manager = pkg_manager()
run_as_root("%(manager)s -Su" % locals(), pty=False)
[docs]def is_installed(pkg_name):
"""
Check if an Arch Linux package is installed.
"""
with settings(hide('running', 'stdout', 'stderr', 'warnings'), warn_only=True):
res = run("pacman -Q %(pkg_name)s" % locals())
return res.succeeded
[docs]def install(packages, update=False, options=None):
"""
Install one or more Arch Linux packages.
If *update* is ``True``, the package definitions will be updated
first, using :py:func:`~fabtools.arch.update_index`.
Extra *options* may be passed to ``pacman`` if necessary.
Example::
import fabtools
# Update index, then install a single package
fabtools.arch.install('mongodb', update=True)
# Install multiple packages
fabtools.arch.install([
'mongodb',
'python-pymongo',
])
"""
manager = pkg_manager()
if update:
update_index()
if options is None:
options = []
if not isinstance(packages, basestring):
packages = " ".join(packages)
options = " ".join(options)
cmd = '%(manager)s -S %(options)s %(packages)s' % locals()
run_as_root(cmd, pty=False)
[docs]def uninstall(packages, options=None):
"""
Remove one or more Arch Linux packages.
Extra *options* may be passed to ``pacman`` if necessary.
"""
manager = pkg_manager()
if options is None:
options = []
if not isinstance(packages, basestring):
packages = " ".join(packages)
options = " ".join(options)
cmd = '%(manager)s -R %(options)s %(packages)s' % locals()
run_as_root(cmd, pty=False)