def init():
cluster = Cluster()
cluster.protocol_version = 5
cluster.allow_beta_protocol_version = True
session = cluster.connect()
session.execute("use facebook_keyspace")
return session
def getCluster():
#Connect to Cassandra
objCC = CassandraConnection()
cloud_config = {}
if objControl.heroku:
cloud_config[
'secure_connect_bundle'] = objControl.rutaHeroku + '/secure-connect-dbtest_serverless.zip'
else:
cloud_config[
'secure_connect_bundle'] = objControl.rutaLocal + 'secure-connect-dbtest_serverless.zip'
cloud_config['init-query-timeout'] = 10
cloud_config['connect_timeout'] = 10
cloud_config['set-keyspace-timeout'] = 10
auth_provider = PlainTextAuthProvider(objCC.cc_user_test,
objCC.cc_pwd_test)
cluster = Cluster(cloud=cloud_config, auth_provider=auth_provider)
cluster.protocol_version = 66
return cluster
def connect(self, nodes):
print nodes
cluster = Cluster(nodes)
metadata = cluster.metadata
#for i in range(0, len(self.connList)):
#self.connList[i] = cluster.connect()
#print self.connList[i]
cluster.protocol_version = 3
#cluster.default_retry_policy = cassandra.policies.FallthroughRetryPolicy
print "Maxconn local: ", cluster.get_max_connections_per_host(0)
print "Maxconn remote: ", cluster.get_max_connections_per_host(1)
self.session = cluster.connect()
self.session.default_timeout = 120
print('Connected to cluster: ' + metadata.cluster_name)
for host in metadata.all_hosts():
print('Datacenter: %s; Host: %s; Rack: %s', host.datacenter, host.address, host.rack)
