rattail-fabric2/rattail_fabric2/luigi.py
Lance Edgar 6bf697da1d Add generic Luigi install logic
at least try to do what we can to reduce boilerplate
2022-01-28 15:29:32 -06:00

125 lines
4.5 KiB
Python

# -*- coding: utf-8; -*-
################################################################################
#
# Rattail -- Retail Software Framework
# Copyright © 2010-2022 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 Luigi apps
"""
import os
from rattail_fabric2 import make_deploy, mkdir
deploy_common = make_deploy(__file__)
def install_luigi(c, envroot, user='rattail', db_connection=None):
"""
Install and configure Luigi to the given virtualenv.
"""
envroot = envroot.rstrip('/')
envname = os.path.basename(envroot)
appdir = '{}/app'.format(envroot)
# package
c.sudo("bash -lc 'workon {} && pip install luigi'".format(envname),
user=user)
# dirs
mkdir(c, ['{}/luigi'.format(appdir),
'{}/luigi/log'.format(appdir),
'{}/luigitasks'.format(appdir),
], use_sudo=True, owner=user)
# tasks
c.sudo('touch {}/luigitasks/__init__.py'.format(appdir),
user=user)
# config
deploy_common(c, 'luigi/luigi.cfg.mako', '{}/luigi/luigi.cfg'.format(appdir),
use_sudo=True, owner=user, mode='0640',
context={'appdir': appdir,
'db_connection': db_connection})
deploy_common(c, 'luigi/logging.conf.mako', '{}/luigi/logging.conf'.format(appdir),
use_sudo=True, owner=user,
context={'appdir': appdir})
# logrotate
deploy_common(c, 'luigi/luigi-logrotate.conf.mako', '{}/luigi/logrotate.conf'.format(appdir),
use_sudo=True, owner='root:', # must be owned by root (TODO: why is that again?)
context={'appdir': appdir})
deploy_common(c, 'luigi/rotate-logs.sh.mako', '{}/rotate-luigi-logs.sh'.format(appdir),
use_sudo=True, owner=user,
context={'appdir': appdir})
def install_overnight_script(c, envroot, user='rattail', automation='All'):
"""
Install an overnight automation script
"""
envroot = envroot.rstrip('/')
appdir = '{}/app'.format(envroot)
# overnight-*.sh
filename = 'overnight-{}.sh'.format(automation.lower())
deploy_common(c, 'luigi/overnight.sh.mako',
'{}/{}'.format(appdir, filename),
use_sudo=True, owner=user, mode='0755',
context={'envroot': envroot, 'appdir': appdir,
'automation': automation})
# cron-overnight-*.sh
filename = 'cron-overnight-{}.sh'.format(automation.lower())
deploy_common(c, 'luigi/cron-overnight.sh.mako',
'{}/{}'.format(appdir, filename),
use_sudo=True, owner=user, mode='0755',
context={'envroot': envroot,
'automation': automation})
# restart-overnight-*.sh
filename = 'restart-overnight-{}.sh'.format(automation.lower())
deploy_common(c, 'luigi/restart-overnight.sh.mako',
'{}/{}'.format(appdir, filename),
use_sudo=True, owner=user, mode='0755',
context={'envroot': envroot,
'appdir': appdir,
'automation': automation})
def register_with_supervisor(c, envroot, user='rattail', autostart=False):
"""
Register the Luigi scheduler daemon with supervisor
"""
envroot = envroot.rstrip('/')
appdir = '{}/app'.format(envroot)
deploy_common(c, 'luigi/supervisor.conf.mako',
'/etc/supervisor/conf.d/luigi.conf',
use_sudo=True,
context={'envroot': envroot,
'appdir': appdir,
'user': user,
'autostart': autostart})
c.sudo('supervisorctl update')
if autostart:
c.sudo('supervisorctl start luigi:')