88 lines
2.9 KiB
Python
88 lines
2.9 KiB
Python
# Copyright 2016 Canonical Limited.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import six
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import subprocess
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from charmhelpers.core.hookenv import (
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log,
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WARNING,
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)
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from charmhelpers.contrib.hardening.audits.file import (
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FilePermissionAudit,
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DirectoryPermissionAudit,
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TemplatedFile,
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)
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from charmhelpers.contrib.hardening.mysql import TEMPLATES_DIR
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from charmhelpers.contrib.hardening import utils
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def get_audits():
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"""Get MySQL hardening config audits.
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:returns: dictionary of audits
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"""
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if subprocess.call(['which', 'mysql'], stdout=subprocess.PIPE) != 0:
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log("MySQL does not appear to be installed on this node - "
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"skipping mysql hardening", level=WARNING)
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return []
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settings = utils.get_settings('mysql')
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hardening_settings = settings['hardening']
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my_cnf = hardening_settings['mysql-conf']
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audits = [
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FilePermissionAudit(paths=[my_cnf], user='root',
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group='root', mode=0o0600),
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TemplatedFile(hardening_settings['hardening-conf'],
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MySQLConfContext(),
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TEMPLATES_DIR,
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mode=0o0750,
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user='mysql',
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group='root',
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service_actions=[{'service': 'mysql',
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'actions': ['restart']}]),
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# MySQL and Percona charms do not allow configuration of the
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# data directory, so use the default.
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DirectoryPermissionAudit('/var/lib/mysql',
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user='mysql',
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group='mysql',
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recursive=False,
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mode=0o755),
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DirectoryPermissionAudit('/etc/mysql',
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user='root',
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group='root',
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recursive=False,
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mode=0o700),
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]
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return audits
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class MySQLConfContext(object):
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"""Defines the set of key/value pairs to set in a mysql config file.
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This context, when called, will return a dictionary containing the
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key/value pairs of setting to specify in the
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/etc/mysql/conf.d/hardening.cnf file.
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"""
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def __call__(self):
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settings = utils.get_settings('mysql')
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# Translate for python3
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return {'mysql_settings':
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[(k, v) for k, v in six.iteritems(settings['security'])]}
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