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|
# -*- coding: utf-8 -*-
#
# # Copyright: (c) 2012, Red Hat, Inc
# Written by Seth Vidal <skvidal at fedoraproject.org>
# Contributing Authors:
# - Ansible Core Team
# - Eduard Snesarev (@verm666)
# - Berend De Schouwer (@berenddeschouwer)
# - Abhijeet Kasurde (@Akasurde)
# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
import os
import time
import glob
import tempfile
from abc import ABCMeta, abstractmethod
from ansible.module_utils._text import to_native
from ansible.module_utils.six import with_metaclass
yumdnf_argument_spec = dict(
argument_spec=dict(
allow_downgrade=dict(type='bool', default=False),
autoremove=dict(type='bool', default=False),
bugfix=dict(required=False, type='bool', default=False),
conf_file=dict(type='str'),
disable_excludes=dict(type='str', default=None),
disable_gpg_check=dict(type='bool', default=False),
disable_plugin=dict(type='list', default=[]),
disablerepo=dict(type='list', default=[]),
download_only=dict(type='bool', default=False),
download_dir=dict(type='str', default=None),
enable_plugin=dict(type='list', default=[]),
enablerepo=dict(type='list', default=[]),
exclude=dict(type='list', default=[]),
installroot=dict(type='str', default="/"),
install_repoquery=dict(type='bool', default=True),
install_weak_deps=dict(type='bool', default=True),
list=dict(type='str'),
name=dict(type='list', elements='str', aliases=['pkg'], default=[]),
releasever=dict(default=None),
security=dict(type='bool', default=False),
skip_broken=dict(type='bool', default=False),
# removed==absent, installed==present, these are accepted as aliases
state=dict(type='str', default=None, choices=['absent', 'installed', 'latest', 'present', 'removed']),
update_cache=dict(type='bool', default=False, aliases=['expire-cache']),
update_only=dict(required=False, default="no", type='bool'),
validate_certs=dict(type='bool', default=True),
lock_timeout=dict(type='int', default=30),
),
required_one_of=[['name', 'list', 'update_cache']],
mutually_exclusive=[['name', 'list']],
supports_check_mode=True,
)
class YumDnf(with_metaclass(ABCMeta, object)):
"""
Abstract class that handles the population of instance variables that should
be identical between both YUM and DNF modules because of the feature parity
and shared argument spec
"""
def __init__(self, module):
self.module = module
self.allow_downgrade = self.module.params['allow_downgrade']
self.autoremove = self.module.params['autoremove']
self.bugfix = self.module.params['bugfix']
self.conf_file = self.module.params['conf_file']
self.disable_excludes = self.module.params['disable_excludes']
self.disable_gpg_check = self.module.params['disable_gpg_check']
self.disable_plugin = self.module.params['disable_plugin']
self.disablerepo = self.module.params.get('disablerepo', [])
self.download_only = self.module.params['download_only']
self.download_dir = self.module.params['download_dir']
self.enable_plugin = self.module.params['enable_plugin']
self.enablerepo = self.module.params.get('enablerepo', [])
self.exclude = self.module.params['exclude']
self.installroot = self.module.params['installroot']
self.install_repoquery = self.module.params['install_repoquery']
self.install_weak_deps = self.module.params['install_weak_deps']
self.list = self.module.params['list']
self.names = [p.strip() for p in self.module.params['name']]
self.releasever = self.module.params['releasever']
self.security = self.module.params['security']
self.skip_broken = self.module.params['skip_broken']
self.state = self.module.params['state']
self.update_only = self.module.params['update_only']
self.update_cache = self.module.params['update_cache']
self.validate_certs = self.module.params['validate_certs']
self.lock_timeout = self.module.params['lock_timeout']
# It's possible someone passed a comma separated string since it used
# to be a string type, so we should handle that
self.names = self.listify_comma_sep_strings_in_list(self.names)
self.disablerepo = self.listify_comma_sep_strings_in_list(self.disablerepo)
self.enablerepo = self.listify_comma_sep_strings_in_list(self.enablerepo)
self.exclude = self.listify_comma_sep_strings_in_list(self.exclude)
# Fail if someone passed a space separated string
# https://github.com/ansible/ansible/issues/46301
for name in self.names:
if ' ' in name and not any(spec in name for spec in ['@', '>', '<', '=']):
module.fail_json(
msg='It appears that a space separated string of packages was passed in '
'as an argument. To operate on several packages, pass a comma separated '
'string of packages or a list of packages.'
)
# Sanity checking for autoremove
if self.state is None:
if self.autoremove:
self.state = "absent"
else:
self.state = "present"
if self.autoremove and (self.state != "absent"):
self.module.fail_json(
msg="Autoremove should be used alone or with state=absent",
results=[],
)
# This should really be redefined by both the yum and dnf module but a
# default isn't a bad idea
self.lockfile = '/var/run/yum.pid'
@abstractmethod
def is_lockfile_pid_valid(self):
return
def _is_lockfile_present(self):
return (os.path.isfile(self.lockfile) or glob.glob(self.lockfile)) and self.is_lockfile_pid_valid()
def wait_for_lock(self):
'''Poll until the lock is removed if timeout is a positive number'''
if not self._is_lockfile_present():
return
if self.lock_timeout > 0:
for iteration in range(0, self.lock_timeout):
time.sleep(1)
if not self._is_lockfile_present():
return
self.module.fail_json(msg='{0} lockfile is held by another process'.format(self.pkg_mgr_name))
def listify_comma_sep_strings_in_list(self, some_list):
"""
method to accept a list of strings as the parameter, find any strings
in that list that are comma separated, remove them from the list and add
their comma separated elements to the original list
"""
new_list = []
remove_from_original_list = []
for element in some_list:
if ',' in element:
remove_from_original_list.append(element)
new_list.extend([e.strip() for e in element.split(',')])
for element in remove_from_original_list:
some_list.remove(element)
some_list.extend(new_list)
if some_list == [""]:
return []
return some_list
@abstractmethod
def run(self):
raise NotImplementedError
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