def group(name, gid=None):
"""
Require a group.
::
from fabtools import require
require.group('mygroup')
.. note:: This function can be accessed directly from the
``fabtools.require`` module for convenience.
"""
# Make sure the group exists
if not exists(name):
create(name, gid=gid)
def test_gid_str(self, mock_run_as_root):
from fabtools.group import create
create('some_group', gid='421')
def install():
""" Installs Nix"""
# Install the Nix package
if not deb.is_installed('nix'):
execute('nix.install_deps')
# obtain the LSB codename
codename = utils.deb.get_release_info().codename
url = NIX_BUILDS_URL.format(**NIX_BUILDS[codename])
tmp_dir = mkdtemp()
with cd(tmp_dir):
print(green('Downloading Nix 1.11.2'))
run("wget '{}'".format(url))
print(green('Installing Nix'))
sudo('dpkg --unpack *.deb')
deb.install('nix')
rmtree(tmp_dir)
# Create Nix build user accounts
grp = 'nixbld'
if not group.exists(grp):
group.create(grp)
for n in range(10):
usr = "******".format(n)
if not user.exists(usr):
user.create(usr,
comment="Nix build user {}".format(n),
group=grp,
extra_groups=[grp],
system=True,
shell='/bin/false')
sudo('mkdir -p /etc/nix')
sudo('mkdir -p /nix/store')
sudo('chown root.nixbld /nix/store')
sudo('chmod 1775 /nix/store')
sudo('mkdir -p -m 1777 /nix/var/nix/gcroots/per-user')
sudo('mkdir -p -m 1777 /nix/var/nix/profiles/per-user')
# Configure nix-daemon
init_path = '/etc/init.d/'
upload_template(os.path.join(TEMPLATES_FOLDER,
'nix-daemon'),
init_path,
backup=False,
mode=0o755,
use_sudo=True)
sudo('update-rc.d nix-daemon defaults')
green('Starting nix-daemon')
sudo('/etc/init.d/nix-daemon start')
# Setup profile
nix_profile = '/etc/profile.d/nix.sh'
append(nix_profile,
PROFILE_SUFFIX,
use_sudo=True)
sudo('service nix-daemon restart')
# Setup Nix for current user
execute('nix.user_setup')
green('Done. Remember to log out and back in before using Nix.')
def add_grp_to_user():
print_title('Adding {} to {}'.format(Settings.DEPLOY_GRP, env.user))
if not group.exists(Settings.DEPLOY_GRP):
group.create(Settings.DEPLOY_GRP)
sudo('adduser {username} {group}'.format(username=env.user, group=Settings.DEPLOY_GRP))
def test_gid_str(self, mock_run_as_root):
from fabtools.group import create
create('some_group', gid='421')
