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ansible_galaxy.py
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ansible_galaxy.py
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# Copyright (c) 2015-2017 Cisco Systems, Inc.
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to
# deal in the Software without restriction, including without limitation the
# rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
# sell copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
# DEALINGS IN THE SOFTWARE.
import os
import sh
from molecule import util
from molecule.dependency import base
class AnsibleGalaxy(base.Base):
"""
`Ansible Galaxy`_ is the default dependency manager.
Additional options can be passed to `ansible-galaxy` through the options
dict. Any option set in this section will override the defaults.
.. code-block:: yaml
dependency:
name: galaxy
options:
ignore-certs: True
ignore-errors: True
The dependency manager can be disabled by setting `enabled` to False.
.. code-block:: yaml
dependency:
name: galaxy
enabled: False
.. _`Ansible Galaxy`: http://docs.ansible.com/ansible/galaxy.html
"""
def __init__(self, config):
super(AnsibleGalaxy, self).__init__(config)
self._ansible_galaxy_command = None
@property
def default_options(self):
"""
Default CLI arguments provided to `ansible-galaxy` and returns a dict.
:return: dict
"""
role_file = os.path.join(self._config.scenario.directory,
'requirements.yml')
roles_path = os.path.join(self._config.ephemeral_directory, 'roles')
return {
'force': True,
'role-file': role_file,
'roles-path': roles_path
}
def bake(self):
"""
Bake an `ansible-galaxy` command so it's ready to execute and returns
None.
:return: None
"""
self._ansible_galaxy_command = sh.ansible_galaxy.bake(
'install',
self.options,
_env=os.environ,
_out=util.callback_info,
_err=util.callback_error)
def execute(self):
"""
Executes `ansible-galaxy` and returns None.
:return: None
"""
if not self.enabled:
return
if not self._has_requirements_file():
return
if self._ansible_galaxy_command is None:
self.bake()
self._setup()
try:
util.run_command(
self._ansible_galaxy_command,
debug=self._config.args.get('debug'))
except sh.ErrorReturnCode as e:
util.sysexit(e.exit_code)
def _setup(self):
"""
Prepare the system for using `ansible-galaxy` and returns None.
:return: None
"""
role_directory = os.path.join(self._config.scenario.directory,
self.options['roles-path'])
if not os.path.isdir(role_directory):
os.makedirs(role_directory)
def _has_requirements_file(self):
role_file = self.options.get('role-file')
return role_file and os.path.isfile(role_file)