def _cassandra_init(self, server_list):
# 1. Ensure keyspace and schema/CFs exist
# 2. Read in persisted data and publish to ifmap server
uuid_ks_name = VncCassandraClient._UUID_KEYSPACE_NAME
obj_uuid_cf_info = (VncCassandraClient._OBJ_UUID_CF_NAME, None)
obj_fq_name_cf_info = (VncCassandraClient._OBJ_FQ_NAME_CF_NAME, None)
uuid_cf_info = (VncCassandraClient._UUID_CF_NAME, None)
fq_name_cf_info = (VncCassandraClient._FQ_NAME_CF_NAME, None)
ifmap_id_cf_info = (VncCassandraClient._IFMAP_ID_CF_NAME, None)
subnet_cf_info = (VncCassandraClient._SUBNET_CF_NAME, None)
children_cf_info = (
VncCassandraClient._CHILDREN_CF_NAME, TIME_UUID_TYPE)
self._cassandra_ensure_keyspace(
server_list, uuid_ks_name,
[obj_uuid_cf_info, obj_fq_name_cf_info,
uuid_cf_info, fq_name_cf_info, ifmap_id_cf_info,
subnet_cf_info, children_cf_info])
useragent_ks_name = VncCassandraClient._USERAGENT_KEYSPACE_NAME
useragent_kv_cf_info = (VncCassandraClient._USERAGENT_KV_CF_NAME, None)
self._cassandra_ensure_keyspace(server_list, useragent_ks_name,
[useragent_kv_cf_info])
uuid_pool = pycassa.ConnectionPool(
uuid_ks_name, server_list, max_overflow=-1,
pool_timeout=300, max_retries=100, timeout=300)
useragent_pool = pycassa.ConnectionPool(
useragent_ks_name, server_list, max_overflow=-1,
pool_timeout=300, max_retries=100, timeout=300)
rd_consistency = pycassa.cassandra.ttypes.ConsistencyLevel.QUORUM
wr_consistency = pycassa.cassandra.ttypes.ConsistencyLevel.QUORUM
self._obj_uuid_cf = pycassa.ColumnFamily(
uuid_pool, VncCassandraClient._OBJ_UUID_CF_NAME,
read_consistency_level = rd_consistency,
write_consistency_level = wr_consistency)
self._obj_fq_name_cf = pycassa.ColumnFamily(
uuid_pool, VncCassandraClient._OBJ_FQ_NAME_CF_NAME,
read_consistency_level = rd_consistency,
write_consistency_level = wr_consistency)
self._useragent_kv_cf = pycassa.ColumnFamily(
useragent_pool, VncCassandraClient._USERAGENT_KV_CF_NAME,
read_consistency_level = rd_consistency,
write_consistency_level = wr_consistency)
self._subnet_cf = pycassa.ColumnFamily(
uuid_pool, VncCassandraClient._SUBNET_CF_NAME,
read_consistency_level = rd_consistency,
write_consistency_level = wr_consistency)
def insertDataset( dataset ):
# connect to Cassandra
cpool = pycassa.ConnectionPool( KEY_SPACE, [HOST] )
# finding Nemo => navigating to the family
col_family = pycassa.ColumnFamily( cpool, COLUMN_FAMILY )
col_family.batch_insert( dataset )
def _prepare_for_test(nodes_cluster):
log('Start actualizing scheme')
sys = pycassa.SystemManager('127.0.0.1')
sys.create_keyspace(Keyspace, pycassa.SIMPLE_STRATEGY,
{'replication_factor': '3'})
sys.create_column_family(Keyspace, TableName)
log('Created keyspace {} and column family {}'.format(
Keyspace, TableName))
nodes_cluster.nodelist()[2].stop()
log('Stopped third node')
pool = pycassa.ConnectionPool(Keyspace,
server_list=['127.0.0.1', '127.0.0.2'],
timeout=0.5)
cf = pycassa.ColumnFamily(pool, TableName)
for key, value in ThriftMultigetTestCase.Payload:
cf.insert(key, {'value': value},
write_consistency_level=pycassa.ConsistencyLevel.QUORUM)
log('Inserted {} keys in the table {}.{}'.format(
len(ThriftMultigetTestCase.Payload), Keyspace, TableName))
nodes_cluster.nodelist()[2].start()
log('Started third node')
nodes_cluster.nodelist()[2].wait_for_thrift_interface()
log('Thrift interface is active for the third node')
def _cassandra_init_conn_pools(self):
for ks, cf_list in self._keyspaces.items():
pool = pycassa.ConnectionPool(ks,
self._server_list,
max_overflow=-1,
use_threadlocal=True,
prefill=True,
pool_size=20,
pool_timeout=120,
max_retries=-1,
timeout=5)
rd_consistency = pycassa.cassandra.ttypes.ConsistencyLevel.QUORUM
wr_consistency = pycassa.cassandra.ttypes.ConsistencyLevel.QUORUM
for (cf, _) in cf_list:
self._cf_dict[cf] = ColumnFamily(
pool,
cf,
read_consistency_level=rd_consistency,
write_consistency_level=wr_consistency)
ConnectionState.update(conn_type=ConnectionType.DATABASE,
name='Cassandra',
status=ConnectionStatus.UP,
message='',
server_addrs=self._server_list)
self._conn_state = ConnectionStatus.UP
msg = 'Cassandra connection ESTABLISHED'
self._logger(msg, level=SandeshLevel.SYS_NOTICE)
def _cassandra_init_conn_pools(self):
socket_factory = self._make_socket_factory()
for ks, cf_dict in itertools.chain(list(self._rw_keyspaces.items()),
list(self._ro_keyspaces.items())):
keyspace = '%s%s' % (self._db_prefix, ks)
pool = pycassa.ConnectionPool(keyspace,
self._server_list,
max_overflow=5,
use_threadlocal=True,
prefill=True,
pool_size=self._pool_size,
pool_timeout=120,
max_retries=15,
timeout=5,
credentials=self._credential,
socket_factory=socket_factory)
for cf_name in cf_dict:
cf_kwargs = cf_dict[cf_name].get('cf_args', {})
self._cf_dict[cf_name] = ColumnFamily(
pool,
cf_name,
read_consistency_level=ConsistencyLevel.QUORUM,
write_consistency_level=ConsistencyLevel.QUORUM,
dict_class=dict,
**cf_kwargs)
ConnectionState.update(conn_type=ConnType.DATABASE,
name='Cassandra',
status=ConnectionStatus.UP,
message='',
server_addrs=self._server_list)
self._conn_state = ConnectionStatus.UP
msg = 'Cassandra connection ESTABLISHED'
self._logger(msg, level=SandeshLevel.SYS_NOTICE)
def returner(ret):
"""
Return data to a Cassandra ColumnFamily
"""
consistency_level = getattr(
pycassa.ConsistencyLevel, __opts__["cassandra.consistency_level"]
)
pool = pycassa.ConnectionPool(
__opts__["cassandra.keyspace"], __opts__["cassandra.servers"]
)
ccf = pycassa.ColumnFamily(
pool,
__opts__["cassandra.column_family"],
write_consistency_level=consistency_level,
)
columns = {"fun": ret["fun"], "id": ret["id"]}
if isinstance(ret["return"], dict):
for key, value in ret["return"].items():
columns["return.{}".format(key)] = str(value)
else:
columns["return"] = str(ret["return"])
log.debug(columns)
ccf.insert(ret["jid"], columns)
def __init__(self,
username=None,
password=None,
database='MessageStore',
host='localhost',
base_delay=None,
multi_dc=False,
create_schema=True):
"""Create a Cassandra backend for the Message Queue
:param host: Hostname, accepts either an IP, hostname, hostname:port,
or a comma seperated list of 'hostname:port'
"""
hosts = parse_hosts(host)
if create_schema:
self._create_schema(hosts[0], database)
credentials = None
if username and password is not None:
credentials = dict(username=username, password=password)
self.pool = pool = pycassa.ConnectionPool(
keyspace=database,
server_list=hosts,
credentials=credentials,
)
self.message_fam = pycassa.ColumnFamily(pool, 'Messages')
self.meta_fam = pycassa.ColumnFamily(pool, 'MessageMetadata')
self.delay = int(base_delay) if base_delay else 0
self.cl = ONE if len(hosts) < 2 else None
self.multi_dc = multi_dc
def get_test():
child = False
for i in range(10):
pid = os.fork()
if pid == 0:
child = True
print '[%d] Starting proc' % i
cp = pycassa.ConnectionPool('test',
server_list=[
'esb-a-test.sensors.elex.be',
'esb-b-test.sensors.elex.be'
])
indexcf = pycassa.ColumnFamily(cp, 'INDEXCF')
datacf = pycassa.ColumnFamily(cp, 'DATACF')
before = time.time()
l = list(slice_query(indexcf, datacf, 'a', 'z'))
delta = time.time() - before
print '[%d] Got results in %d' % (i, delta)
break
if not child:
time.sleep(10000)
def _cassandra_init(self):
sys_mgr = SystemManager(self._args.cassandra_server_list[0])
if self._args.reset_config:
try:
sys_mgr.drop_keyspace(SvcMonitor._KEYSPACE)
except pycassa.cassandra.ttypes.InvalidRequestException as e:
print "Warning! " + str(e)
try:
sys_mgr.create_keyspace(SvcMonitor._KEYSPACE, SIMPLE_STRATEGY,
{'replication_factor': '1'})
except pycassa.cassandra.ttypes.InvalidRequestException as e:
print "Warning! " + str(e)
column_families = [self._SVC_VM_CF, self._CLEANUP_CF]
for cf in column_families:
try:
sys_mgr.create_column_family(SvcMonitor._KEYSPACE, cf)
except pycassa.cassandra.ttypes.InvalidRequestException as e:
print "Warning! " + str(e)
conn_pool = pycassa.ConnectionPool(SvcMonitor._KEYSPACE,
self._args.cassandra_server_list)
self._svc_vm_cf = pycassa.ColumnFamily(conn_pool, self._SVC_VM_CF)
self._cleanup_cf = pycassa.ColumnFamily(conn_pool, self._CLEANUP_CF)
def setUp(self):
super(TestSubmission, self).setUp()
# We need to set the config before importing.
os.environ['OOPS_HOST'] = config.cassandra_hosts[0]
self.keyspace = self.useFixture(TemporaryOOPSDB()).keyspace
os.environ['OOPS_KEYSPACE'] = self.keyspace
creds = {
'username': config.cassandra_username,
'password': config.cassandra_password
}
self.pool = pycassa.ConnectionPool(self.keyspace,
config.cassandra_hosts,
credentials=creds)
config.cassandra_keyspace = self.keyspace
schema.create()
oops_config = oopsconfig.get_config()
oops_config['username'] = config.cassandra_username
oops_config['password'] = config.cassandra_password
oopsschema.create(oops_config)
self.temp = tempfile.mkdtemp()
config_dir = os.path.join(self.temp, 'config')
sandbox_dir = os.path.join(self.temp, 'sandbox')
os.makedirs(config_dir)
os.makedirs(sandbox_dir)
self.architecture = 'amd64'
# Don't depend on apport-retrace being installed.
with mock.patch('daisy.retracer.Popen') as popen:
popen.return_value.returncode = 0
popen.return_value.communicate.return_value = ['/bin/false']
self.retracer = retracer.Retracer(config_dir, sandbox_dir,
self.architecture, False, False)
def __init__(self, args_str):
self._parse_args(args_str)
self._logger = utils.ColorLog(logging.getLogger(__name__))
log_level = 'ERROR'
if self._args.verbose:
log_level = 'INFO'
if self._args.debug:
log_level = 'DEBUG'
self._logger.setLevel(log_level)
logformat = logging.Formatter("%(levelname)s: %(message)s")
stdout = logging.StreamHandler()
stdout.setLevel(log_level)
stdout.setFormatter(logformat)
self._logger.addHandler(stdout)
# cassandra connection
self._cassandra_servers = self._api_args.cassandra_server_list
db_info = vnc_cfg_ifmap.VncServerCassandraClient.get_db_info()
rd_consistency = pycassa.cassandra.ttypes.ConsistencyLevel.QUORUM
self._cf_dict = {}
for ks_name, cf_name_list in db_info:
pool = pycassa.ConnectionPool(keyspace=ks_name,
server_list=self._cassandra_servers,
prefill=False)
for cf_name in cf_name_list:
self._cf_dict[cf_name] = pycassa.ColumnFamily(
pool, cf_name, read_consistency_level=rd_consistency)
# ifmap connection
self._connect_to_ifmap_servers()
def main(release, start, end, verbose=False):
start = start.replace(hour=0, minute=0, second=0, microsecond=0)
end = end.replace(hour=0, minute=0, second=0, microsecond=0)
creds = {
'username': config.cassandra_username,
'password': config.cassandra_password
}
pool = pycassa.ConnectionPool(config.cassandra_keyspace,
config.cassandra_hosts,
timeout=600,
credentials=creds)
systems = pycassa.ColumnFamily(pool, 'SystemsForErrorsByRelease')
uniquesys = pycassa.ColumnFamily(pool, 'UniqueSystemsForErrorsByRelease')
while start <= end:
target_date = start
working_date = target_date - datetime.timedelta(days=RAMP_UP - 1)
one_day = datetime.timedelta(days=1)
unique = set()
while working_date <= target_date:
[unique.add(x) for x, y in systems.xget((release, working_date))]
working_date += one_day
if verbose:
print start, len(unique)
uniquesys.insert(release, {start: len(unique)})
start += one_day
def _cassandra_init(self, server_list):
# column name <table-name>, <id1>, <id2>
disco_cf_info = (self._disco_cf_name,
CompositeType(AsciiType(), UTF8Type(),
UTF8Type()), AsciiType())
# 1. Ensure keyspace and schema/CFs exist
self._cassandra_ensure_keyspace(server_list, self._keyspace_name,
[disco_cf_info])
pool = pycassa.ConnectionPool(self._keyspace_name,
server_list,
max_overflow=-1,
use_threadlocal=True,
prefill=True,
pool_size=100,
pool_timeout=20,
max_retries=5,
timeout=0.5)
rd_consistency = pycassa.cassandra.ttypes.ConsistencyLevel.ONE
wr_consistency = pycassa.cassandra.ttypes.ConsistencyLevel.ONE
self._disco_cf = pycassa.ColumnFamily(
pool,
self._disco_cf_name,
read_consistency_level=rd_consistency,
write_consistency_level=wr_consistency)
def db_export(self):
db_contents = {'cassandra': {}, 'zookeeper': {}}
cassandra_contents = db_contents['cassandra']
for ks_name in (set(KEYSPACES) - set(self._args.omit_keyspaces or [])):
if self._api_args.cluster_id:
full_ks_name = '%s_%s' % (self._api_args.cluster_id, ks_name)
else:
full_ks_name = ks_name
cassandra_contents[ks_name] = {}
socket_factory = pycassa.connection.default_socket_factory
if self._api_args.cassandra_use_ssl:
socket_factory = pycassa.connection.make_ssl_socket_factory(
self._api_args.cassandra_ca_certs, validate=False)
pool = pycassa.ConnectionPool(full_ks_name,
self._api_args.cassandra_server_list,
pool_timeout=120,
max_retries=-1,
timeout=5,
socket_factory=socket_factory)
creds = None
if (self._api_args.cassandra_user
and self._api_args.cassandra_password):
creds = {
'username': self._api_args.cassandra_user,
'password': self._api_args.cassandra_password
}
sys_mgr = SystemManager(self._api_args.cassandra_server_list[0],
credentials=creds)
for cf_name in sys_mgr.get_keyspace_column_families(full_ks_name):
cassandra_contents[ks_name][cf_name] = {}
cf = pycassa.ColumnFamily(pool, cf_name)
for r, c in cf.get_range(column_count=10000000,
include_timestamp=True):
cassandra_contents[ks_name][cf_name][r] = c
def get_nodes(path):
if not zk.get_children(path):
return [(path, zk.get(path))]
nodes = []
for child in zk.get_children(path):
nodes.extend(get_nodes('%s%s/' % (path, child)))
return nodes
zk = kazoo.client.KazooClient(self._api_args.zk_server_ip)
zk.start()
nodes = get_nodes(self._api_args.cluster_id + '/')
zk.stop()
db_contents['zookeeper'] = json.dumps(nodes)
f = open(self._args.export_to, 'w')
try:
f.write(json.dumps(db_contents))
finally:
f.close()
def connectToKeyspace(self, keyspace="ros"):
self.keyspace = keyspace
try:
self.pool = pycassa.ConnectionPool(
self.keyspace, [self.host + ":" + str(self.port)])
except:
return False
return True
def open_connection(self, host, port, **params):
self.pool = pycassa.ConnectionPool(self.keyspace)
try:
self.cf = pycassa.ColumnFamily(self.pool, self.column_family)
except pycassa.NotFoundException:
log.info("Creating new %s ColumnFamily." % self.column_family)
system_manager = pycassa.system_manager.SystemManager()
system_manager.create_column_family(self.keyspace, self.column_family)
self.cf = pycassa.ColumnFamily(self.pool, self.column_family)
def __init__(self, keyspace='data', ip='127.0.0.1'):
"""
# self.cfs:
# ColumnFamilys object collection
# data format: {key: ColumnFamily Object}
# example: {'cpu', ColumnFamily()}
"""
self.cfs = dict()
self.db = pycassa.ConnectionPool(keyspace, server_list=[ip])
def get_metrics_for_shards(shards, server):
pool = pycassa.ConnectionPool('DATA', server_list=[server])
cf = pycassa.ColumnFamily(pool, 'metrics_locator')
metrics_for_shards = {}
for shard in range(128):
# retrieve metrics locators for each shard
metrics_for_shards[shard] = get_metrics_for_shard(shard, cf)
return metrics_for_shards
def _get_column_family(self):
if self._column_family is None:
conn = pycassa.ConnectionPool(self.keyspace,
server_list=self.servers,
**self.cassandra_options)
self._column_family = \
pycassa.ColumnFamily(conn, self.column_family,
read_consistency_level=self.read_consistency,
write_consistency_level=self.write_consistency)
return self._column_family
def __init__(self):
"""
Constructor.
"""
self.host = file_io.read('/etc/appscale/my_private_ip')
self.port = CASS_DEFAULT_PORT
self.pool = pycassa.ConnectionPool(keyspace=KEYSPACE,
server_list=[self.host+":"+str(self.port)],
prefill=False)
def get_metrics_state_for_shards(shards, servers):
pool = pycassa.ConnectionPool('DATA', server_list=servers)
cf = pycassa.ColumnFamily(pool, 'metrics_state')
metrics_state_for_shards = {}
for shard in shards:
metrics_state_for_shards[shard] = get_metrics_state_for_shard(
shard, cf)
return metrics_state_for_shards
def connect_db(self):
try:
self._pool = pycassa.ConnectionPool(
COLLECTOR_KEYSPACE,
server_list=self._cassandra_server_list,
timeout=None)
self._logger.info("Connection to AnalyticsDb is Established!")
except Exception as e:
self._logger.error(
"Exception: Failure in connection to AnalyticsDb %s" % e)
def _cassandra_init(self):
server_idx = 0
num_dbnodes = len(self._args.cassandra_server_list)
connected = False
while not connected:
try:
cass_server = self._args.cassandra_server_list[server_idx]
sys_mgr = SystemManager(cass_server)
connected = True
except Exception as e:
server_idx = (server_idx + 1) % num_dbnodes
time.sleep(3)
if self._args.reset_config:
try:
sys_mgr.drop_keyspace(SvcMonitor._KEYSPACE)
except pycassa.cassandra.ttypes.InvalidRequestException as e:
print "Warning! " + str(e)
try:
sys_mgr.create_keyspace(SvcMonitor._KEYSPACE, SIMPLE_STRATEGY,
{'replication_factor': str(num_dbnodes)})
except pycassa.cassandra.ttypes.InvalidRequestException as e:
print "Warning! " + str(e)
column_families = [
self._SVC_VM_CF, self._SVC_CLEANUP_CF, self._SVC_SI_CF
]
for cf in column_families:
try:
sys_mgr.create_column_family(SvcMonitor._KEYSPACE, cf)
except pycassa.cassandra.ttypes.InvalidRequestException as e:
print "Warning! " + str(e)
conn_pool = pycassa.ConnectionPool(SvcMonitor._KEYSPACE,
self._args.cassandra_server_list)
rd_consistency = pycassa.cassandra.ttypes.ConsistencyLevel.QUORUM
wr_consistency = pycassa.cassandra.ttypes.ConsistencyLevel.QUORUM
self._svc_vm_cf = pycassa.ColumnFamily(
conn_pool,
self._SVC_VM_CF,
read_consistency_level=rd_consistency,
write_consistency_level=wr_consistency)
self._svc_si_cf = pycassa.ColumnFamily(
conn_pool,
self._SVC_SI_CF,
read_consistency_level=rd_consistency,
write_consistency_level=wr_consistency)
self._cleanup_cf = pycassa.ColumnFamily(
conn_pool,
self._SVC_CLEANUP_CF,
read_consistency_level=rd_consistency,
write_consistency_level=wr_consistency)
def __init__(self, keyspace=None, host_list=None):
try:
self.client = pycassa.ConnectionPool(keyspace,
host_list,
pool_timeout=-1,
max_retries=-1)
self.is_connect = True
logger.info('Connection cassandra OK')
except pycassa.pool.AllServersUnavailable as e:
self.is_connect = False
raise pycassa.pool.AllServersUnavailable('error to connect with'
'cassandra')
def __init__(self, name):
self.name = name
self.pool = pycassa.ConnectionPool("dev")
self.cf = pycassa.ColumnFamily(
self.pool,
"cf23",
read_consistency_level=cass_types.ConsistencyLevel.QUORUM,
write_consistency_level=cass_types.ConsistencyLevel.QUORUM)
self.cf23 = CF23(name, "cf23", self.pool)
return
def __init__(self, engine, **kw):
super(CassandraStore, self).__init__(engine, **kw)
spliturl = urlsplit(engine)
_, keyspace, column_family = spliturl.path.split('/')
try:
self._store = pycassa.ColumnFamily(
pycassa.ConnectionPool(keyspace, [spliturl.hostname]),
column_family,
)
except pycassa.InvalidRequestException:
from pycassa.system_manager import SystemManager # @UnresolvedImport @IgnorePep8
system_manager = SystemManager(spliturl[1])
system_manager.create_keyspace(
keyspace,
pycassa.system_manager.SIMPLE_STRATEGY,
dict(replication_factor=native(kw.get('replication', 1))),
)
system_manager.create_column_family(keyspace, column_family)
self._store = pycassa.ColumnFamily(
pycassa.ConnectionPool(keyspace, [spliturl.netloc]),
column_family,
)
def process_message(self, peer, mailfrom, rcpttos, data):
now = time.strftime('%a %b %d %T %Y', time.gmtime())
head = 'From {0} {1}\n'.format(mailfrom, now)
email = head + data
user = re.search('(.*)@(.*)', rcpttos[0]).group(1)
mbox = 'inbox'
c = pycassa.ConnectionPool('Mail')
cl = pycassa.cassandra.ttypes.ConsistencyLevel.ONE
cf = pycassa.ColumnFamily(c, 'Mailboxes', write_consistency_level=cl)
cf.insert('{0}:{1}'.format(user, mbox), {uuid.uuid1(): email})
cf = pycassa.ColumnFamily(c, 'Users', write_consistency_level=cl)
cf.insert(user, {mbox: ''})
return
def _cassandra_init(self):
server_idx = 0
num_dbnodes = len(self._args.cassandra_server_list)
connected = False
while not connected:
try:
cass_server = self._args.cassandra_server_list[server_idx]
sys_mgr = SystemManager(cass_server)
connected = True
except Exception as e:
server_idx = (server_idx + 1) % num_dbnodes
time.sleep(3)
if self._args.reset_config:
try:
sys_mgr.drop_keyspace(self._keyspace)
except pycassa.cassandra.ttypes.InvalidRequestException as e:
print "Warning! " + str(e)
try:
sys_mgr.create_keyspace(self._keyspace, SIMPLE_STRATEGY,
{'replication_factor': str(num_dbnodes)})
except pycassa.cassandra.ttypes.InvalidRequestException as e:
print "Warning! " + str(e)
# set up column families
column_families = [self._F5_LB_CF]
for cf in column_families:
try:
sys_mgr.create_column_family(self._keyspace, cf)
except pycassa.cassandra.ttypes.InvalidRequestException as e:
print "Warning! " + str(e)
conn_pool = pycassa.ConnectionPool(self._keyspace,
self._args.cassandra_server_list,
max_overflow=10,
use_threadlocal=True,
prefill=True,
pool_size=10,
pool_timeout=30,
max_retries=-1,
timeout=0.5)
rd_consistency = pycassa.cassandra.ttypes.ConsistencyLevel.QUORUM
wr_consistency = pycassa.cassandra.ttypes.ConsistencyLevel.QUORUM
self._f5_lb_cf = pycassa.ColumnFamily(
conn_pool,
self._F5_LB_CF,
read_consistency_level=rd_consistency,
write_consistency_level=wr_consistency)
def _check_cassandra():
pool = pycassa.ConnectionPool(Keyspace,
server_list=['127.0.0.3'],
timeout=60 * 60 * 1000)
cf = pycassa.ColumnFamily(pool, TableName)
result_set = list(
filter(
lambda x: x[1] is not None,
cf.multiget(
[s[0].decode() for s in ThriftMultigetTestCase.Payload],
read_consistency_level=pycassa.cassandra.ttypes.
ConsistencyLevel.QUORUM).items()))
log('Queried {} records, returned {} records'.format(
len(ThriftMultigetTestCase.Payload), len(result_set)))
return len(result_set) == len(ThriftMultigetTestCase.Payload)
def GetTest(self):
import pycassa
cf_str = "cpu"
key = "*****@*****.**"
super_column = 'total'
column_start, column_finish = '', ''
column_count = 5
column_reversed = True
pool = pycassa.ConnectionPool('data', server_list=['127.0.0.1'])
cf = pycassa.ColumnFamily(pool, cf_str)
rs = cf.get(key=key, super_column=super_column,
column_start=column_start, column_finish=column_finish,
column_reversed=True, column_count=column_count)
print rs
