def test_idle_heartbeat_disabled(self):
self.assertTrue(Cluster.idle_heartbeat_interval)
# heartbeat disabled with '0'
cluster = Cluster(protocol_version=PROTOCOL_VERSION,
idle_heartbeat_interval=0)
self.assertEqual(cluster.idle_heartbeat_interval, 0)
session = cluster.connect()
# let two heatbeat intervals pass (first one had startup messages in it)
time.sleep(2 * Cluster.idle_heartbeat_interval)
connections = [
c for holders in cluster.get_connection_holders()
for c in holders.get_connections()
]
# assert not idle status (should never get reset because there is not heartbeat)
self.assertFalse(any(c.is_idle for c in connections))
cluster.shutdown()
def test_idle_heartbeat(self):
interval = 2
cluster = Cluster(protocol_version=PROTOCOL_VERSION,
idle_heartbeat_interval=interval)
session = cluster.connect(wait_for_all_pools=True)
# This test relies on impl details of connection req id management to see if heartbeats
# are being sent. May need update if impl is changed
connection_request_ids = {}
for h in cluster.get_connection_holders():
for c in h.get_connections():
# make sure none are idle (should have startup messages
self.assertFalse(c.is_idle)
with c.lock:
connection_request_ids[id(c)] = deque(
c.request_ids) # copy of request ids
# let two heatbeat intervals pass (first one had startup messages in it)
time.sleep(2 * interval + interval / 2)
connections = [
c for holders in cluster.get_connection_holders()
for c in holders.get_connections()
]
# make sure requests were sent on all connections
for c in connections:
expected_ids = connection_request_ids[id(c)]
expected_ids.rotate(-1)
with c.lock:
self.assertListEqual(list(c.request_ids), list(expected_ids))
# assert idle status
self.assertTrue(all(c.is_idle for c in connections))
# send messages on all connections
statements_and_params = [("SELECT release_version FROM system.local",
())] * len(cluster.metadata.all_hosts())
results = execute_concurrent(session, statements_and_params)
for success, result in results:
self.assertTrue(success)
# assert not idle status
self.assertFalse(
any(c.is_idle if not c.is_control_connection else False
for c in connections))
# holders include session pools and cc
holders = cluster.get_connection_holders()
self.assertIn(cluster.control_connection, holders)
self.assertEqual(len(holders),
len(cluster.metadata.all_hosts()) +
1) # hosts pools, 1 for cc
# include additional sessions
session2 = cluster.connect(wait_for_all_pools=True)
holders = cluster.get_connection_holders()
self.assertIn(cluster.control_connection, holders)
self.assertEqual(len(holders), 2 * len(cluster.metadata.all_hosts()) +
1) # 2 sessions' hosts pools, 1 for cc
cluster._idle_heartbeat.stop()
cluster._idle_heartbeat.join()
assert_quiescent_pool_state(self, cluster)
cluster.shutdown()
class BasicDseAuthTest(unittest.TestCase):
@classmethod
def setUpClass(self):
"""
This will setup the necessary infrastructure to run our authentication tests. It requres the ADS_HOME environment variable
and our custom embedded apache directory server jar in order to run.
"""
clear_kerberos_tickets()
self.cluster = None
# Setup variables for various keytab and other files
self.conf_file_dir = ADS_HOME+"conf/"
self.krb_conf = self.conf_file_dir+"krb5.conf"
self.dse_keytab = self.conf_file_dir+"dse.keytab"
self.dseuser_keytab = self.conf_file_dir+"dseuser.keytab"
self.cassandra_keytab = self.conf_file_dir+"cassandra.keytab"
self.bob_keytab = self.conf_file_dir + "bob.keytab"
self.charlie_keytab = self.conf_file_dir + "charlie.keytab"
actual_jar = ADS_HOME+"embedded-ads.jar"
# Create configuration directories if they don't already exists
if not os.path.exists(self.conf_file_dir):
os.makedirs(self.conf_file_dir)
log.warning("Starting adserver")
# Start the ADS, this will create the keytab con configuration files listed above
self.proc = subprocess.Popen(['java', '-jar', actual_jar, '-k', '--confdir', self.conf_file_dir], shell=False)
time.sleep(10)
# TODO poll for server to come up
log.warning("Starting adserver started")
ccm_cluster = get_cluster()
log.warning("fetching tickets")
# Stop cluster if running and configure it with the correct options
ccm_cluster.stop()
if isinstance(ccm_cluster, DseCluster):
# Setup kerberos options in dse.yaml
config_options = {'kerberos_options': {'keytab': self.dse_keytab,
'service_principal': 'dse/[email protected]',
'qop': 'auth'},
'authentication_options': {'enabled': 'true',
'default_scheme': 'kerberos',
'scheme_permissions': 'true',
'allow_digest_with_kerberos': 'true',
'plain_text_without_ssl': 'warn',
'transitional_mode': 'disabled'},
'authorization_options': {'enabled': 'true'}}
krb5java = "-Djava.security.krb5.conf=" + self.krb_conf
# Setup dse authenticator in cassandra.yaml
ccm_cluster.set_configuration_options({
'authenticator': 'com.datastax.bdp.cassandra.auth.DseAuthenticator',
'authorizer': 'com.datastax.bdp.cassandra.auth.DseAuthorizer'
})
ccm_cluster.set_dse_configuration_options(config_options)
ccm_cluster.start(wait_for_binary_proto=True, wait_other_notice=True, jvm_args=[krb5java])
else:
log.error("Cluster is not dse cluster test will fail")
@classmethod
def tearDownClass(self):
"""
Terminates running ADS (Apache directory server).
"""
self.proc.terminate()
def tearDown(self):
"""
This will clear any existing kerberos tickets by using kdestroy
"""
clear_kerberos_tickets()
if self.cluster:
self.cluster.shutdown()
def refresh_kerberos_tickets(self, keytab_file, user_name, krb_conf):
"""
Fetches a new ticket for using the keytab file and username provided.
"""
self.ads_pid = subprocess.call(['kinit', '-t', keytab_file, user_name], env={'KRB5_CONFIG': krb_conf}, shell=False)
def connect_and_query(self, auth_provider, query=None):
"""
Runs a simple system query with the auth_provided specified.
"""
os.environ['KRB5_CONFIG'] = self.krb_conf
self.cluster = Cluster(auth_provider=auth_provider)
self.session = self.cluster.connect()
query = query if query else "SELECT * FROM system.local"
statement = SimpleStatement(query)
rs = self.session.execute(statement)
return rs
def test_should_not_authenticate_with_bad_user_ticket(self):
"""
This tests will attempt to authenticate with a user that has a valid ticket, but is not a valid dse user.
@since 1.0.0
@jira_ticket PYTHON-457
@test_category dse auth
@expected_result NoHostAvailable exception should be thrown
"""
self.refresh_kerberos_tickets(self.dseuser_keytab, "*****@*****.**", self.krb_conf)
auth_provider = DSEGSSAPIAuthProvider(service='dse', qops=["auth"])
self.assertRaises(NoHostAvailable, self.connect_and_query, auth_provider)
def test_should_not_athenticate_without_ticket(self):
"""
This tests will attempt to authenticate with a user that is valid but has no ticket
@since 1.0.0
@jira_ticket PYTHON-457
@test_category dse auth
@expected_result NoHostAvailable exception should be thrown
"""
auth_provider = DSEGSSAPIAuthProvider(service='dse', qops=["auth"])
self.assertRaises(NoHostAvailable, self.connect_and_query, auth_provider)
def test_connect_with_kerberos(self):
"""
This tests will attempt to authenticate with a user that is valid and has a ticket
@since 1.0.0
@jira_ticket PYTHON-457
@test_category dse auth
@expected_result Client should be able to connect and run a basic query
"""
self.refresh_kerberos_tickets(self.cassandra_keytab, "*****@*****.**", self.krb_conf)
auth_provider = DSEGSSAPIAuthProvider()
rs = self.connect_and_query(auth_provider)
self.assertIsNotNone(rs)
connections = [c for holders in self.cluster.get_connection_holders() for c in holders.get_connections()]
# Check to make sure our server_authenticator class is being set appropriate
for connection in connections:
self.assertTrue('DseAuthenticator' in connection.authenticator.server_authenticator_class)
def test_connect_with_kerberos_and_graph(self):
"""
This tests will attempt to authenticate with a user and execute a graph query
@since 1.0.0
@jira_ticket PYTHON-457
@test_category dse auth
@expected_result Client should be able to connect and run a basic graph query with authentication
"""
self.refresh_kerberos_tickets(self.cassandra_keytab, "*****@*****.**", self.krb_conf)
auth_provider = DSEGSSAPIAuthProvider(service='dse', qops=["auth"])
rs = self.connect_and_query(auth_provider)
self.assertIsNotNone(rs)
reset_graph(self.session, self._testMethodName.lower())
profiles = self.cluster.profile_manager.profiles
profiles[EXEC_PROFILE_GRAPH_DEFAULT].graph_options.graph_name = self._testMethodName.lower()
generate_classic(self.session)
rs = self.session.execute_graph('g.V()')
self.assertIsNotNone(rs)
def test_connect_with_kerberos_host_not_resolved(self):
"""
This tests will attempt to authenticate with IP, this will fail on osx.
The success or failure of this test is dependent on a reverse dns lookup which can be impacted by your environment
if it fails don't panic.
@since 1.0.0
@jira_ticket PYTHON-566
@test_category dse auth
@expected_result Client should error when ip is used
"""
self.refresh_kerberos_tickets(self.cassandra_keytab, "*****@*****.**", self.krb_conf)
auth_provider = DSEGSSAPIAuthProvider(service='dse', qops=["auth"], resolve_host_name=False)
def test_connect_with_explicit_principal(self):
"""
This tests will attempt to authenticate using valid and invalid user principals
@since 1.0.0
@jira_ticket PYTHON-574
@test_category dse auth
@expected_result Client principals should be used by the underlying mechanism
"""
# Connect with valid principal
self.refresh_kerberos_tickets(self.cassandra_keytab, "*****@*****.**", self.krb_conf)
auth_provider = DSEGSSAPIAuthProvider(service='dse', qops=["auth"], principal="*****@*****.**")
rs = self.connect_and_query(auth_provider)
connections = [c for holders in self.cluster.get_connection_holders() for c in holders.get_connections()]
# Check to make sure our server_authenticator class is being set appropriate
for connection in connections:
self.assertTrue('DseAuthenticator' in connection.authenticator.server_authenticator_class)
# Use invalid principal
auth_provider = DSEGSSAPIAuthProvider(service='dse', qops=["auth"], principal="*****@*****.**")
self.assertRaises(NoHostAvailable, self.connect_and_query, auth_provider)
@greaterthanorequaldse51
def test_proxy_login_with_kerberos(self):
"""
Test that the proxy login works with kerberos.
"""
# Set up users for proxy login test
self._setup_for_proxy()
query = "select * from testkrbproxy.testproxy"
# Try normal login with Charlie
self.refresh_kerberos_tickets(self.charlie_keytab, "*****@*****.**", self.krb_conf)
auth_provider = DSEGSSAPIAuthProvider(service='dse', qops=["auth"], principal="*****@*****.**")
self.connect_and_query(auth_provider, query=query)
# Try proxy login with bob
self.refresh_kerberos_tickets(self.bob_keytab, "*****@*****.**", self.krb_conf)
auth_provider = DSEGSSAPIAuthProvider(service='dse', qops=["auth"], principal="*****@*****.**",
authorization_id='*****@*****.**')
self.connect_and_query(auth_provider, query=query)
#Try loging with bob without mentioning charlie
self.refresh_kerberos_tickets(self.bob_keytab, "*****@*****.**", self.krb_conf)
auth_provider = DSEGSSAPIAuthProvider(service='dse', qops=["auth"], principal="*****@*****.**")
self.assertRaises(Unauthorized, self.connect_and_query, auth_provider, query=query)
self._remove_proxy_setup()
@greaterthanorequaldse51
def test_proxy_login_with_kerberos_forbidden(self):
"""
Test that the proxy login fail when proxy role is not granted
"""
# Set up users for proxy login test
self._setup_for_proxy(False)
query = "select * from testkrbproxy.testproxy"
# Try normal login with Charlie
self.refresh_kerberos_tickets(self.bob_keytab, "*****@*****.**", self.krb_conf)
auth_provider = DSEGSSAPIAuthProvider(service='dse', qops=["auth"], principal="*****@*****.**",
authorization_id='*****@*****.**')
self.assertRaises(NoHostAvailable, self.connect_and_query, auth_provider, query=query)
self.refresh_kerberos_tickets(self.bob_keytab, "*****@*****.**", self.krb_conf)
auth_provider = DSEGSSAPIAuthProvider(service='dse', qops=["auth"], principal="*****@*****.**")
self.assertRaises(Unauthorized, self.connect_and_query, auth_provider, query=query)
self._remove_proxy_setup()
def _remove_proxy_setup(self):
os.environ['KRB5_CONFIG'] = self.krb_conf
self.refresh_kerberos_tickets(self.cassandra_keytab, "*****@*****.**", self.krb_conf)
auth_provider = DSEGSSAPIAuthProvider(service='dse', qops=["auth"], principal='*****@*****.**')
cluster = Cluster(auth_provider=auth_provider)
session = cluster.connect()
session.execute("REVOKE PROXY.LOGIN ON ROLE '{0}' FROM '{1}'".format('*****@*****.**', '*****@*****.**'))
session.execute("DROP ROLE IF EXISTS '{0}';".format('*****@*****.**'))
session.execute("DROP ROLE IF EXISTS '{0}';".format('*****@*****.**'))
# Create a keyspace and allow only charlie to query it.
session.execute("DROP KEYSPACE testkrbproxy")
cluster.shutdown()
def _setup_for_proxy(self, grant=True):
os.environ['KRB5_CONFIG'] = self.krb_conf
self.refresh_kerberos_tickets(self.cassandra_keytab, "*****@*****.**", self.krb_conf)
auth_provider = DSEGSSAPIAuthProvider(service='dse', qops=["auth"], principal='*****@*****.**')
cluster = Cluster(auth_provider=auth_provider)
session = cluster.connect()
session.execute("CREATE ROLE IF NOT EXISTS '{0}' WITH LOGIN = TRUE;".format('*****@*****.**'))
session.execute("CREATE ROLE IF NOT EXISTS '{0}' WITH LOGIN = TRUE;".format('*****@*****.**'))
session.execute("GRANT EXECUTE ON ALL AUTHENTICATION SCHEMES to '*****@*****.**'")
session.execute("CREATE ROLE IF NOT EXISTS '{0}' WITH LOGIN = TRUE;".format('*****@*****.**'))
session.execute("GRANT EXECUTE ON ALL AUTHENTICATION SCHEMES to '*****@*****.**'")
# Create a keyspace and allow only charlie to query it.
session.execute(
"CREATE KEYSPACE testkrbproxy WITH replication = {'class': 'SimpleStrategy', 'replication_factor': 1}")
session.execute("CREATE TABLE testkrbproxy.testproxy (id int PRIMARY KEY, value text)")
session.execute("GRANT ALL PERMISSIONS ON KEYSPACE testkrbproxy to '{0}'".format('*****@*****.**'))
if grant:
session.execute("GRANT PROXY.LOGIN ON ROLE '{0}' to '{1}'".format('*****@*****.**', '*****@*****.**'))
cluster.shutdown()
class BasicDseAuthTest(unittest.TestCase):
@classmethod
def setUpClass(self):
"""
This will setup the necessary infrastructure to run our authentication tests. It requres the ADS_HOME environment variable
and our custom embedded apache directory server jar in order to run.
"""
clear_kerberos_tickets()
# Setup variables for various keytab and other files
self.conf_file_dir = ADS_HOME + "conf/"
self.krb_conf = self.conf_file_dir + "krb5.conf"
self.dse_keytab = self.conf_file_dir + "dse.keytab"
self.dseuser_keytab = self.conf_file_dir + "dseuser.keytab"
self.cassandra_keytab = self.conf_file_dir + "cassandra.keytab"
actual_jar = ADS_HOME + "embedded-ads.jar"
# Create configuration directories if they don't already exists
if not os.path.exists(self.conf_file_dir):
os.makedirs(self.conf_file_dir)
log.warning("Starting adserver")
# Start the ADS, this will create the keytab con configuration files listed above
self.proc = subprocess.Popen([
'java', '-jar', actual_jar, '-k', '--confdir', self.conf_file_dir
],
shell=False)
time.sleep(10)
#TODO poll for server to come up
log.warning("Starting adserver started")
ccm_cluster = get_cluster()
log.warning("fetching tickets")
# Stop cluster if running and configure it with the correct options
ccm_cluster.stop()
if isinstance(ccm_cluster, DseCluster):
# Setup kerberos options in dse.yaml
config_options = {
'kerberos_options': {
'keytab': self.dse_keytab,
'service_principal': 'dse/[email protected]',
'qop': 'auth'
},
'authentication_options': {
'enabled': 'true',
'default_scheme': 'kerberos',
'scheme_permissions': 'true',
'allow_digest_with_kerberos': 'true',
'plain_text_without_ssl': 'warn',
'transitional_mode': 'disabled'
}
}
krb5java = "-Djava.security.krb5.conf=" + self.krb_conf
# Setup dse authenticator in cassandra.yaml
ccm_cluster.set_configuration_options({
'authenticator':
'com.datastax.bdp.cassandra.auth.DseAuthenticator'
})
ccm_cluster.set_dse_configuration_options(config_options)
ccm_cluster.start(wait_for_binary_proto=True,
wait_other_notice=True,
jvm_args=[krb5java])
else:
log.error("Cluster is not dse cluster test will fail")
@classmethod
def tearDownClass(self):
"""
Terminates running ADS (Apache directory server).
"""
self.proc.terminate()
def tearDown(self):
"""
This will clear any existing kerberos tickets by using kdestroy
"""
clear_kerberos_tickets()
self.cluster.shutdown()
def refresh_kerberos_tickets(self, keytab_file, user_name, krb_conf):
"""
Fetches a new ticket for using the keytab file and username provided.
"""
self.ads_pid = subprocess.call(['kinit', '-t', keytab_file, user_name],
env={'KRB5_CONFIG': krb_conf},
shell=False)
def connect_and_query(self, auth_provider):
"""
Runs a simple system query with the auth_provided specified.
"""
os.environ['KRB5_CONFIG'] = self.krb_conf
self.cluster = Cluster(auth_provider=auth_provider)
self.session = self.cluster.connect()
query = "SELECT * FROM system.local"
statement = SimpleStatement(query)
rs = self.session.execute(statement)
return rs
def test_should_not_authenticate_with_bad_user_ticket(self):
"""
This tests will attempt to authenticate with a user that has a valid ticket, but is not a valid dse user.
@since 1.0.0
@jira_ticket PYTHON-457
@test_category dse auth
@expected_result NoHostAvailable exception should be thrown
"""
self.refresh_kerberos_tickets(self.dseuser_keytab,
"*****@*****.**", self.krb_conf)
auth_provider = DSEGSSAPIAuthProvider(service='dse', qops=["auth"])
self.assertRaises(NoHostAvailable, self.connect_and_query,
auth_provider)
def test_should_not_athenticate_without_ticket(self):
"""
This tests will attempt to authenticate with a user that is valid but has no ticket
@since 1.0.0
@jira_ticket PYTHON-457
@test_category dse auth
@expected_result NoHostAvailable exception should be thrown
"""
auth_provider = DSEGSSAPIAuthProvider(service='dse', qops=["auth"])
self.assertRaises(NoHostAvailable, self.connect_and_query,
auth_provider)
def test_connect_with_kerberos(self):
"""
This tests will attempt to authenticate with a user that is valid and has a ticket
@since 1.0.0
@jira_ticket PYTHON-457
@test_category dse auth
@expected_result Client should be able to connect and run a basic query
"""
self.refresh_kerberos_tickets(self.cassandra_keytab,
"*****@*****.**", self.krb_conf)
auth_provider = DSEGSSAPIAuthProvider()
rs = self.connect_and_query(auth_provider)
self.assertIsNotNone(rs)
connections = [
c for holders in self.cluster.get_connection_holders()
for c in holders.get_connections()
]
#Check to make sure our server_authenticator class is being set appropriate
for connection in connections:
self.assertTrue('DseAuthenticator' in connection.authenticator.
server_authenticator_class)
def test_connect_with_kerberos_and_graph(self):
"""
This tests will attempt to authenticate with a user and execute a graph query
@since 1.0.0
@jira_ticket PYTHON-457
@test_category dse auth
@expected_result Client should be able to connect and run a basic graph query with authentication
"""
self.refresh_kerberos_tickets(self.cassandra_keytab,
"*****@*****.**", self.krb_conf)
auth_provider = DSEGSSAPIAuthProvider(service='dse', qops=["auth"])
rs = self.connect_and_query(auth_provider)
self.assertIsNotNone(rs)
reset_graph(self.session, self._testMethodName.lower())
profiles = self.cluster.profile_manager.profiles
profiles[
EXEC_PROFILE_GRAPH_DEFAULT].graph_options.graph_name = self._testMethodName.lower(
)
generate_classic(self.session)
rs = self.session.execute_graph('g.V()')
self.assertIsNotNone(rs)
def test_connect_with_kerberos_host_not_resolved(self):
"""
This tests will attempt to authenticate with IP, this will fail.
@since 1.0.0
@jira_ticket PYTHON-566
@test_category dse auth
@expected_result Client should error when ip is used
"""
self.refresh_kerberos_tickets(self.cassandra_keytab,
"*****@*****.**", self.krb_conf)
auth_provider = DSEGSSAPIAuthProvider(service='dse',
qops=["auth"],
resolve_host_name=False)
self.assertRaises(NoHostAvailable, self.connect_and_query,
auth_provider)
def test_connect_with_explicit_principal(self):
"""
This tests will attempt to authenticate using valid and invalid user principals
@since 1.0.0
@jira_ticket PYTHON-574
@test_category dse auth
@expected_result Client principals should be used by the underlying mechanism
"""
# Connect with valid principal
self.refresh_kerberos_tickets(self.cassandra_keytab,
"*****@*****.**", self.krb_conf)
auth_provider = DSEGSSAPIAuthProvider(
service='dse', qops=["auth"], principal="*****@*****.**")
rs = self.connect_and_query(auth_provider)
connections = [
c for holders in self.cluster.get_connection_holders()
for c in holders.get_connections()
]
# Check to make sure our server_authenticator class is being set appropriate
for connection in connections:
self.assertTrue('DseAuthenticator' in connection.authenticator.
server_authenticator_class)
# Use invalid principal
auth_provider = DSEGSSAPIAuthProvider(
service='dse', qops=["auth"], principal="*****@*****.**")
self.assertRaises(NoHostAvailable, self.connect_and_query,
auth_provider)
class BasicDseAuthTest(unittest.TestCase):
@classmethod
def setUpClass(self):
"""
This will setup the necessary infrastructure to run our authentication tests. It requres the ADS_HOME environment variable
and our custom embedded apache directory server jar in order to run.
"""
clear_kerberos_tickets()
# Setup variables for various keytab and other files
self.conf_file_dir = ADS_HOME+"conf/"
self.krb_conf = self.conf_file_dir+"krb5.conf"
self.dse_keytab = self.conf_file_dir+"dse.keytab"
self.dseuser_keytab = self.conf_file_dir+"dseuser.keytab"
self.cassandra_keytab = self.conf_file_dir+"cassandra.keytab"
actual_jar = ADS_HOME+"embedded-ads.jar"
# Create configuration directories if they don't already exists
if not os.path.exists(self.conf_file_dir):
os.makedirs(self.conf_file_dir)
log.warning("Starting adserver")
# Start the ADS, this will create the keytab con configuration files listed above
self.proc = subprocess.Popen(['java', '-jar', actual_jar, '-k', '--confdir', self.conf_file_dir], shell=False)
time.sleep(10)
# TODO poll for server to come up
log.warning("Starting adserver started")
ccm_cluster = get_cluster()
log.warning("fetching tickets")
# Stop cluster if running and configure it with the correct options
ccm_cluster.stop()
if isinstance(ccm_cluster, DseCluster):
# Setup kerberos options in dse.yaml
config_options = {'kerberos_options': {'keytab': self.dse_keytab,
'service_principal': 'dse/[email protected]',
'qop': 'auth'},
'authentication_options': {'enabled': 'true',
'default_scheme': 'kerberos',
'scheme_permissions': 'true',
'allow_digest_with_kerberos': 'true',
'plain_text_without_ssl': 'warn',
'transitional_mode': 'disabled'}
}
krb5java = "-Djava.security.krb5.conf=" + self.krb_conf
# Setup dse authenticator in cassandra.yaml
ccm_cluster.set_configuration_options({'authenticator': 'com.datastax.bdp.cassandra.auth.DseAuthenticator'})
ccm_cluster.set_dse_configuration_options(config_options)
ccm_cluster.start(wait_for_binary_proto=True, wait_other_notice=True, jvm_args=[krb5java])
else:
log.error("Cluster is not dse cluster test will fail")
@classmethod
def tearDownClass(self):
"""
Terminates running ADS (Apache directory server).
"""
self.proc.terminate()
def tearDown(self):
"""
This will clear any existing kerberos tickets by using kdestroy
"""
clear_kerberos_tickets()
self.cluster.shutdown()
def refresh_kerberos_tickets(self, keytab_file, user_name, krb_conf):
"""
Fetches a new ticket for using the keytab file and username provided.
"""
self.ads_pid = subprocess.call(['kinit', '-t', keytab_file, user_name], env={'KRB5_CONFIG': krb_conf}, shell=False)
def connect_and_query(self, auth_provider):
"""
Runs a simple system query with the auth_provided specified.
"""
os.environ['KRB5_CONFIG'] = self.krb_conf
self.cluster = Cluster(auth_provider=auth_provider)
self.session = self.cluster.connect()
query = "SELECT * FROM system.local"
statement = SimpleStatement(query)
rs = self.session.execute(statement)
return rs
def test_should_not_authenticate_with_bad_user_ticket(self):
"""
This tests will attempt to authenticate with a user that has a valid ticket, but is not a valid dse user.
@since 1.0.0
@jira_ticket PYTHON-457
@test_category dse auth
@expected_result NoHostAvailable exception should be thrown
"""
self.refresh_kerberos_tickets(self.dseuser_keytab, "*****@*****.**", self.krb_conf)
auth_provider = DSEGSSAPIAuthProvider(service='dse', qops=["auth"])
self.assertRaises(NoHostAvailable, self.connect_and_query, auth_provider)
def test_should_not_athenticate_without_ticket(self):
"""
This tests will attempt to authenticate with a user that is valid but has no ticket
@since 1.0.0
@jira_ticket PYTHON-457
@test_category dse auth
@expected_result NoHostAvailable exception should be thrown
"""
auth_provider = DSEGSSAPIAuthProvider(service='dse', qops=["auth"])
self.assertRaises(NoHostAvailable, self.connect_and_query, auth_provider)
def test_connect_with_kerberos(self):
"""
This tests will attempt to authenticate with a user that is valid and has a ticket
@since 1.0.0
@jira_ticket PYTHON-457
@test_category dse auth
@expected_result Client should be able to connect and run a basic query
"""
self.refresh_kerberos_tickets(self.cassandra_keytab, "*****@*****.**", self.krb_conf)
auth_provider = DSEGSSAPIAuthProvider()
rs = self.connect_and_query(auth_provider)
self.assertIsNotNone(rs)
connections = [c for holders in self.cluster.get_connection_holders() for c in holders.get_connections()]
# Check to make sure our server_authenticator class is being set appropriate
for connection in connections:
self.assertTrue('DseAuthenticator' in connection.authenticator.server_authenticator_class)
def test_connect_with_kerberos_and_graph(self):
"""
This tests will attempt to authenticate with a user and execute a graph query
@since 1.0.0
@jira_ticket PYTHON-457
@test_category dse auth
@expected_result Client should be able to connect and run a basic graph query with authentication
"""
self.refresh_kerberos_tickets(self.cassandra_keytab, "*****@*****.**", self.krb_conf)
auth_provider = DSEGSSAPIAuthProvider(service='dse', qops=["auth"])
rs = self.connect_and_query(auth_provider)
self.assertIsNotNone(rs)
reset_graph(self.session, self._testMethodName.lower())
profiles = self.cluster.profile_manager.profiles
profiles[EXEC_PROFILE_GRAPH_DEFAULT].graph_options.graph_name = self._testMethodName.lower()
generate_classic(self.session)
rs = self.session.execute_graph('g.V()')
self.assertIsNotNone(rs)
def test_connect_with_kerberos_host_not_resolved(self):
"""
This tests will attempt to authenticate with IP, this will fail.
@since 1.0.0
@jira_ticket PYTHON-566
@test_category dse auth
@expected_result Client should error when ip is used
"""
self.refresh_kerberos_tickets(self.cassandra_keytab, "*****@*****.**", self.krb_conf)
auth_provider = DSEGSSAPIAuthProvider(service='dse', qops=["auth"], resolve_host_name=False)
self.assertRaises(NoHostAvailable, self.connect_and_query, auth_provider)
def test_connect_with_explicit_principal(self):
"""
This tests will attempt to authenticate using valid and invalid user principals
@since 1.0.0
@jira_ticket PYTHON-574
@test_category dse auth
@expected_result Client principals should be used by the underlying mechanism
"""
# Connect with valid principal
self.refresh_kerberos_tickets(self.cassandra_keytab, "*****@*****.**", self.krb_conf)
auth_provider = DSEGSSAPIAuthProvider(service='dse', qops=["auth"], principal="*****@*****.**")
rs = self.connect_and_query(auth_provider)
connections = [c for holders in self.cluster.get_connection_holders() for c in holders.get_connections()]
# Check to make sure our server_authenticator class is being set appropriate
for connection in connections:
self.assertTrue('DseAuthenticator' in connection.authenticator.server_authenticator_class)
# Use invalid principal
auth_provider = DSEGSSAPIAuthProvider(service='dse', qops=["auth"], principal="*****@*****.**")
self.assertRaises(NoHostAvailable, self.connect_and_query, auth_provider)