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# Copyright DataStax, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License
from cassandra.cluster import Cluster
import unittest
import os
import subprocess
from tests.integration import CLOUD_PROXY_PATH, USE_CASS_EXTERNAL
def setup_package():
if CLOUD_PROXY_PATH and not USE_CASS_EXTERNAL:
start_cloud_proxy()
def teardown_package():
if not USE_CASS_EXTERNAL:
stop_cloud_proxy()
class CloudProxyCluster(unittest.TestCase):
creds_dir = os.path.join(os.path.abspath(CLOUD_PROXY_PATH or ''), 'certs/bundles/')
creds = os.path.join(creds_dir, 'creds-v1.zip')
creds_no_auth = os.path.join(creds_dir, 'creds-v1-wo-creds.zip')
creds_unreachable = os.path.join(creds_dir, 'creds-v1-unreachable.zip')
creds_invalid_ca = os.path.join(creds_dir, 'creds-v1-invalid-ca.zip')
cluster, connect = None, False
session = None
@classmethod
def connect(cls, creds, **kwargs):
cloud_config = {
'secure_connect_bundle': creds,
}
cls.cluster = Cluster(cloud=cloud_config, protocol_version=4, **kwargs)
cls.session = cls.cluster.connect(wait_for_all_pools=True)
def tearDown(self):
if self.cluster:
self.cluster.shutdown()
class CloudProxyServer(object):
"""
Class for starting and stopping the proxy (sni_single_endpoint)
"""
ccm_command = 'docker exec $(docker ps -a -q --filter ancestor=single_endpoint) ccm {}'
def __init__(self, CLOUD_PROXY_PATH):
self.CLOUD_PROXY_PATH = CLOUD_PROXY_PATH
self.running = False
def start(self):
return_code = subprocess.call(
['REQUIRE_CLIENT_CERTIFICATE=true ./run.sh'],
cwd=self.CLOUD_PROXY_PATH,
shell=True)
if return_code != 0:
raise Exception("Error while starting proxy server")
self.running = True
def stop(self):
if self.is_running():
subprocess.call(
["docker kill $(docker ps -a -q --filter ancestor=single_endpoint)"],
shell=True)
self.running = False
def is_running(self):
return self.running
def start_node(self, id):
subcommand = 'node{} start --jvm_arg "-Ddse.product_type=DATASTAX_APOLLO" --root --wait-for-binary-proto'.format(id)
subprocess.call(
[self.ccm_command.format(subcommand)],
shell=True)
def stop_node(self, id):
subcommand = 'node{} stop'.format(id)
subprocess.call(
[self.ccm_command.format(subcommand)],
shell=True)
CLOUD_PROXY_SERVER = CloudProxyServer(CLOUD_PROXY_PATH)
def start_cloud_proxy():
"""
Starts and waits for the proxy to run
"""
CLOUD_PROXY_SERVER.stop()
CLOUD_PROXY_SERVER.start()
def stop_cloud_proxy():
CLOUD_PROXY_SERVER.stop()
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