408 lines
13 KiB
Python
408 lines
13 KiB
Python
# Copyright (c) 2015 Rackspace, Inc.
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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
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# 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 json
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import os
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import cassandra
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from cassandra import query
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from oslo_config import cfg
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from oslo_log import log
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from poppy.provider.akamai.cert_info_storage import base
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from poppy.storage.cassandra import driver
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_DEFAULT_OPTIONS = [
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cfg.StrOpt('datacenter', default='',
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help='Host datacenter of the API'),
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cfg.BoolOpt('use_same_storage_driver', default=True,
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help='Whether to use the same poppy storage driver')
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]
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CASSANDRA_OPTIONS = [
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cfg.ListOpt('cluster', default=['127.0.0.1'],
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help='Cassandra cluster contact points'),
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cfg.IntOpt('port', default=9042, help='Cassandra cluster port'),
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cfg.BoolOpt('ssl_enabled', default=False,
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help='Communicate with Cassandra over SSL?'),
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cfg.StrOpt('ssl_ca_certs', default='',
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help='Absolute path to the appropriate .crt file'),
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cfg.BoolOpt('auth_enabled', default=False,
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help='Does Cassandra have authentication enabled?'),
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cfg.StrOpt('username', default='', help='Cassandra username'),
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cfg.StrOpt('password', default='', secret=True, help='Cassandra password'),
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cfg.StrOpt('load_balance_strategy', default='RoundRobinPolicy',
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help='Load balancing strategy for connecting to cluster nodes'),
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cfg.StrOpt('consistency_level', default='ONE',
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help='Consistency level of your cassandra query'),
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cfg.StrOpt('migrations_consistency_level', default='LOCAL_QUORUM',
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help='Consistency level of cassandra migration queries'),
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cfg.IntOpt('max_schema_agreement_wait', default=10,
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help='The maximum duration (in seconds) that the driver will'
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' wait for schema agreement across the cluster.'),
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cfg.StrOpt('keyspace', default='poppy',
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help='Keyspace for all queries made in session'),
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cfg.DictOpt(
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'replication_strategy',
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default={
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'class': 'SimpleStrategy',
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'replication_factor': '1'
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},
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help='Replication strategy for Cassandra cluster'
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),
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cfg.StrOpt(
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'migrations_path',
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default=os.path.join(os.path.dirname(
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os.path.dirname(
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os.path.dirname(
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os.path.dirname(__file__)))),
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'storage',
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'cassandra',
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'migrations'),
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help='Path to directory containing CQL migration scripts',
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)
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]
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AKAMAI_CASSANDRA_STORAGE_GROUP = 'drivers:provider:akamai:storage'
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LOG = log.getLogger(__name__)
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GET_PROVIDER_INFO = '''
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SELECT info from providers_info
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WHERE provider_name = %(provider_name)s
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'''
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UPDATE_PROVIDER_INFO = '''
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UPDATE providers_info
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set info = %(info)s
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WHERE provider_name = %(provider_name)s
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'''
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CREATE_PROVIDER_INFO = '''
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INSERT INTO providers_info (
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provider_name,
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info
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)
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VALUES (%(provider_name)s,
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%(info)s)
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'''
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class CassandraSanInfoStorage(base.BaseAkamaiSanInfoStorage):
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def __init__(self, conf):
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super(CassandraSanInfoStorage, self).__init__(conf)
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self.conf = conf
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self.conf.register_opts(_DEFAULT_OPTIONS)
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self.storage = driver.CassandraStorageDriver(self.conf)
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if self.conf.use_same_storage_driver is False:
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self.storage.change_config_group(
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CASSANDRA_OPTIONS,
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AKAMAI_CASSANDRA_STORAGE_GROUP
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)
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self.session = self.storage.database
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self.consistency_level = getattr(
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cassandra.ConsistencyLevel,
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self.storage.cassandra_conf.consistency_level
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)
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def _get_akamai_provider_info(self):
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args = {
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"provider_name": 'akamai'
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}
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stmt = query.SimpleStatement(
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GET_PROVIDER_INFO,
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consistency_level=self.consistency_level
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)
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results = self.session.execute(stmt, args)
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complete_results = list(results)
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if len(complete_results) != 1:
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raise ValueError('No akamai providers info found.')
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result = complete_results[0]
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return result
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def _get_akamai_san_certs_info(self):
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return json.loads(self._get_akamai_provider_info()['info']['san_info'])
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def _get_akamai_sni_certs_info(self):
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return json.loads(self._get_akamai_provider_info()['info']['sni_info'])
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def _get_akamai_san_certs_settings(self):
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try:
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return json.loads(
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self._get_akamai_provider_info()['info']['settings']
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)
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except KeyError as ke:
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LOG.error(
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'Error retrieving cert info storage settings. {0}'.format(ke)
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)
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# settings doesn't exist in the table
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self._seed_san_info_settings()
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return json.loads(self._get_akamai_provider_info()['info']['settings'])
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def _seed_san_info_settings(self):
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provider_info = dict(self._get_akamai_provider_info()['info'])
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provider_info['settings'] = json.dumps(
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{
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'san_cert_hostname_limit': 80
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}
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)
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stmt = query.SimpleStatement(
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UPDATE_PROVIDER_INFO,
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consistency_level=self.consistency_level)
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args = {
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'provider_name': 'akamai',
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'info': provider_info
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}
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self.session.execute(stmt, args)
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def list_all_san_cert_names(self):
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return self._get_akamai_san_certs_info().keys()
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def get_cert_info(self, san_cert_name):
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the_san_cert_info = self._get_akamai_san_certs_info().get(
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san_cert_name
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)
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if the_san_cert_info is None:
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raise ValueError('No san cert info found for %s.' % san_cert_name)
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jobId = the_san_cert_info.get("jobId")
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issuer = the_san_cert_info.get("issuer")
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ipVersion = the_san_cert_info.get("ipVersion")
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slot_deployment_klass = the_san_cert_info.get("slot_deployment_klass")
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enabled = the_san_cert_info.get("enabled", True)
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res = {
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# This will always be the san cert name
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'cnameHostname': san_cert_name,
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'jobId': jobId,
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'issuer': issuer,
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'createType': 'modSan',
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'ipVersion': ipVersion,
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'slot-deployment.class': slot_deployment_klass,
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'enabled': enabled,
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'product': 'ion_premier'
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}
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if any([i for i in [jobId, issuer, ipVersion, slot_deployment_klass]
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if i is None]):
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raise ValueError("San info error: %s" % res)
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return res
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def get_sni_cert_info(self, cert_name):
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cert_info = self._get_akamai_sni_certs_info().get(cert_name)
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if cert_info is None:
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raise ValueError('No san cert info found for %s.' % cert_name)
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enrollment_id = cert_info.get("enrollmentId")
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res = {
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'cnameHostname': cert_name,
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'enrollmentId': enrollment_id,
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}
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if any([i for i in [enrollment_id] if i is None]):
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raise ValueError("SNI info error: {0}".format(res))
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return res
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def get_cert_config(self, san_cert_name):
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res = self.get_cert_info(san_cert_name)
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res['spsId'] = str(self.get_cert_last_spsid(san_cert_name))
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return res
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def update_cert_config(self, san_cert_name, new_cert_config):
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self.save_cert_config(san_cert_name, new_cert_config)
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return self.get_cert_config(san_cert_name)
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def update_sni_cert_config(self, sni_cert_name, new_cert_config):
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self.save_cert_config(
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sni_cert_name, new_cert_config, info_type='sni_info')
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return self.get_sni_cert_info(sni_cert_name)
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def save_cert_config(self, cert_name, new_cert_config,
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info_type='san_info'):
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if info_type == 'sni_info':
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certs_info = self._get_akamai_sni_certs_info()
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else:
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certs_info = self._get_akamai_san_certs_info()
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cert_info = certs_info.get(cert_name)
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if cert_info is None:
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raise ValueError('No cert info found for %s.' % cert_name)
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cert_info.update(new_cert_config)
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certs_info[cert_name] = cert_info
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# Change the previous info in the overall provider_info dictionary
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provider_info = dict(self._get_akamai_provider_info()['info'])
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provider_info[info_type] = json.dumps(certs_info)
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stmt = query.SimpleStatement(
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UPDATE_PROVIDER_INFO,
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consistency_level=self.consistency_level)
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args = {
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'provider_name': 'akamai',
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'info': provider_info
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}
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self.session.execute(stmt, args)
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def save_cert_last_ids(self, san_cert_name,
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sps_id_value, job_id_value=None):
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san_info = self._get_akamai_san_certs_info()
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the_san_cert_info = san_info.get(
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san_cert_name
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)
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if the_san_cert_info is None:
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raise ValueError('No san cert info found for %s.' % san_cert_name)
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the_san_cert_info['spsId'] = sps_id_value
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if job_id_value is not None:
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the_san_cert_info['jobId'] = job_id_value
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san_info[san_cert_name] = the_san_cert_info
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# Change the previous san info in the overall provider_info dictionary
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provider_info = dict(self._get_akamai_provider_info()['info'])
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provider_info['san_info'] = json.dumps(san_info)
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stmt = query.SimpleStatement(
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UPDATE_PROVIDER_INFO,
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consistency_level=self.consistency_level)
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args = {
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'provider_name': 'akamai',
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'info': provider_info
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}
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self.session.execute(stmt, args)
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def get_cert_last_spsid(self, san_cert_name):
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the_san_cert_info = self._get_akamai_san_certs_info().get(
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san_cert_name
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)
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if the_san_cert_info is None:
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raise ValueError('No san cert info found for %s.' % san_cert_name)
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spsId = the_san_cert_info.get('spsId')
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return spsId
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def get_cert_enrollment_id(self, sni_cert_name):
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sni_cert_info = self._get_akamai_sni_certs_info().get(
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sni_cert_name
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)
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if sni_cert_info is None:
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raise ValueError(
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'No enrollment info found for {0}.'.format(sni_cert_name)
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)
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enrollment_id = sni_cert_info.get('enrollmentId')
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return enrollment_id
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def get_enabled_status(self, san_cert_name):
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the_san_cert_info = self._get_akamai_san_certs_info().get(
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san_cert_name
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)
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if the_san_cert_info is None:
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raise ValueError('No san cert info found for %s.' % san_cert_name)
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enabled = the_san_cert_info.get('enabled', True)
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return enabled
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def update_san_info(self, info_dict, info_type=None):
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if info_type == 'san':
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info_key = 'san_info'
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elif info_type == 'sni':
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info_key = 'sni_info'
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else:
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# defaults to san_info
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info_key = 'san_info'
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try:
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provider_info = self._get_akamai_provider_info()['info']
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except (ValueError, KeyError) as err:
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# no providers info, create them
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LOG.error(
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"Unable to retrieve providers info: {0} "
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"Creating new providers info entries.".format(err)
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)
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provider_info = dict()
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provider_info[info_key] = json.dumps(info_dict)
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stmt = query.SimpleStatement(
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CREATE_PROVIDER_INFO,
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consistency_level=self.consistency_level)
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args = {
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'provider_name': 'akamai',
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'info': provider_info
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}
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self.session.execute(stmt, args)
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def get_san_cert_hostname_limit(self):
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"""Get the san cert hostname limit setting.
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:returns the hostname limit if the limit exists else None.
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"""
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return self._get_akamai_san_certs_settings().get(
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'san_cert_hostname_limit'
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)
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def set_san_cert_hostname_limit(self, new_hostname_limit):
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settings = self._get_akamai_san_certs_settings()
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if settings is None:
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raise ValueError('No san cert settings found.')
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settings['san_cert_hostname_limit'] = new_hostname_limit
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# Change the previous san info in the overall provider_info dictionary
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provider_info = dict(self._get_akamai_provider_info()['info'])
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provider_info['settings'] = json.dumps(settings)
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stmt = query.SimpleStatement(
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UPDATE_PROVIDER_INFO,
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consistency_level=self.consistency_level
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)
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args = {
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'provider_name': 'akamai',
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'info': provider_info
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}
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self.session.execute(stmt, args)
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return self.get_san_cert_hostname_limit()
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