125 lines
4.5 KiB
Python
Executable File
125 lines
4.5 KiB
Python
Executable File
#!/usr/bin/env python3
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#
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# Copyright 2019 Canonical Ltd
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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 configparser
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import json
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import os
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import sys
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sys.path.append('.')
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import charmhelpers.contrib.openstack.audits as audits
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from charmhelpers.contrib.openstack.audits import (
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openstack_security_guide,
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)
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# Via the openstack_security_guide above, we are running the following
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# security assertions automatically:
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#
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# - Check-Image-01 validate-file-ownership
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# - Check-Image-02 validate-file-permissions
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@audits.audit(audits.is_audit_type(audits.AuditType.OpenStackSecurityGuide),
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audits.before_openstack_release('glance-common', 'rocky'))
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def prevent_masked_port_scans(audit_options):
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"""Validate that masked port scans are disabled.
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Security Guide Check Name: Check-Image-05
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:param audit_options: Dictionary of options for audit configuration
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:type audit_options: Dict
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:raises: AssertionError if the assertion fails.
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"""
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try:
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with open('/etc/glance/policy.json') as f:
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policy = json.loads(f.read())
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except json.decoder.JSONDecodeError:
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assert False, "policy.json is invalid JSON"
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assert policy is not None, "policy.json should restrict copy_from"
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assert policy.get('copy_from') is not None, \
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"policy.json should restrict copy_from"
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@audits.audit(audits.is_audit_type(audits.AuditType.OpenStackSecurityGuide))
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def validate_glance_uses_keystone(audit_options):
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"""Validate that the service uses Keystone for authentication.
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Security Guide Check Name: Check-Image-03
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:param audit_options: Dictionary of options for audit configuration
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:type audit_options: Dict
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:raises: AssertionError if the assertion fails.
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"""
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conf = configparser.ConfigParser()
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conf.read(os.path.join('/etc/glance/glance-api.conf'))
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glance_api = dict(conf)
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assert glance_api.get('DEFAULT', {}).get('auth_strategy') == "keystone", \
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"Keystone should be used for auth in glance-api.conf"
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conf = configparser.ConfigParser()
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conf.read(os.path.join('/etc/glance/glance-registry.conf'))
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glance_registry = dict(conf)
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assert glance_registry.get('DEFAULT', {}) \
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.get('auth_strategy') == "keystone", \
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"Keystone should be used for auth in glance-api.conf"
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@audits.audit(audits.is_audit_type(audits.AuditType.OpenStackSecurityGuide))
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def validate_glance_uses_tls_for_keystone(audit_options):
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"""Verify that TLS is used to communicate with Keystone.
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Security Guide Check Name: Check-Image-04
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:param audit_options: Dictionary of options for audit configuration
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:type audit_options: Dict
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:raises: AssertionError if the assertion fails.
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"""
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conf = configparser.ConfigParser()
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conf.read(os.path.join('/etc/glance/glance-api.conf'))
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glance_api = dict(conf)
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assert not glance_api.get('keystone_authtoken', {}).get('insecure'), \
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"Insecure mode should not be used with TLS"
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assert glance_api.get('keystone_authtoken', {}).get('auth_uri'). \
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startswith("https://"), \
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"TLS should be used to authenticate with Keystone"
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conf = configparser.ConfigParser()
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conf.read(os.path.join('/etc/glance/glance-registry.conf'))
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glance_registry = dict(conf)
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assert not glance_registry.get('keystone_authtoken', {}).get('insecure'), \
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"Insecure mode should not be used with TLS"
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assert glance_registry.get('keystone_authtoken', {}).get('auth_uri'). \
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startswith("https://"), \
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"TLS should be used to authenticate with Keystone"
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def main():
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config = {
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'config_path': '/etc/glance',
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'config_file': 'glance-api.conf',
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'audit_type': audits.AuditType.OpenStackSecurityGuide,
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'files': openstack_security_guide.FILE_ASSERTIONS['glance'],
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'excludes': [
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'validate-uses-tls-for-glance',
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'validate-uses-keystone',
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'validate-uses-tls-for-keystone',
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],
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}
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return audits.action_parse_results(audits.run(config))
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if __name__ == "__main__":
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sys.exit(main())
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