def create_cassandra_keyspace(config):
sys = SystemManager(config.get('DEFAULT', 'cassandra_seeds'))
if config.get('DEFAULT', 'cassandra_keyspace') in sys.list_keyspaces():
print "found keyspace %r, not creating" % (config.get('DEFAULT', 'cassandra_keyspace'),)
return
print "creating %r" % (config.get('DEFAULT', 'cassandra_keyspace'),)
sys.create_keyspace(config.get('DEFAULT', 'cassandra_keyspace'), replication_factor=1)
def keyspace_create(self,machine_id,name):
"""Create keyspace with given name on specified machine_id """
print "->>>in create keyspace function"
sys = SystemManager(machine_id)
sys.create_keyspace(name, SIMPLE_STRATEGY, {'replication_factor': '1'})
sys.close()
return 1
def keyspace_create(self,machine_id,keyspace_name):
"""Create keyspace with given name on specified machine_id """
if (self.keyspace_contains(keyspace_name) == True):
print "Error : Keyspace with this name already exist."
return False
sys = SystemManager(machine_id)
print sys.create_keyspace(keyspace_name, SIMPLE_STRATEGY, {'replication_factor': '1'})
self.keyspace_columnfamily_list('localhost:9160')
sys.close()
return True
def keyspace_create(self, machine_id, keyspace_name):
"""Create keyspace with given name on specified machine_id """
if (self.keyspace_contains(keyspace_name) == True):
print "Error : Keyspace with this name already exist."
return False
sys = SystemManager(machine_id)
print sys.create_keyspace(keyspace_name, SIMPLE_STRATEGY,
{'replication_factor': '1'})
self.keyspace_columnfamily_list('localhost:9160')
sys.close()
return True
def cassandra_changed():
import pycassa
# relation-get:
# port: "9160"
# private-address: 10.0.3.147
host = hookenv.relation_get('private-address')
port = hookenv.relation_get('port')
if host and port:
casshost = '%s:%d' % (host, int(port))
log("Connecting to Cassandra host: %s" % casshost)
sys = pycassa.system_manager.SystemManager(casshost)
# Create 'reddit' keyspace
keyspaces = sys.list_keyspaces()
if CASSANDRA_KEYSPACE not in keyspaces:
sys.create_keyspace(
CASSANDRA_KEYSPACE,
pycassa.system_manager.SIMPLE_STRATEGY,
{'replication_factor': '1'}
)
log("Created '%s' keyspace" % CASSANDRA_KEYSPACE)
else:
log("'%s' keyspace already exists." % CASSANDRA_KEYSPACE)
column_families = sys.get_keyspace_column_families(
CASSANDRA_KEYSPACE
).keys()
if CASSANDRA_COLUMN not in column_families:
sys.create_column_family(
CASSANDRA_KEYSPACE,
CASSANDRA_COLUMN,
column_type='Standard',
default_validation_class=pycassa.BYTES_TYPE
)
log("Created '%s' column" % CASSANDRA_COLUMN)
else:
log("'%s' column already exists" % CASSANDRA_COLUMN)
add_to_ini(values={
'cassandra_seeds': casshost
})
make_ini()
else:
log("cassandra not ready")
return
def keyspace_create(self,machine_id,keyspace_name,replication="1"):
"""Create keyspace with given name on specified machine_id """
keyspace.error = "Unknown error occur please check your inputs"
if (self.keyspace_contains(keyspace.local_system,keyspace_name) == True):
keyspace.error = "Desired Keyspace already exist with this name"
return False
try:
sys = SystemManager(machine_id)
except Exception as e:
print e
return False
try:
sys.create_keyspace(keyspace_name, SIMPLE_STRATEGY, {'replication_factor': replication})
except Exception as e:
print e
return False
sys.close()
return True
sys = SystemManager()
keyspace = settings.CASSANDRA_KEYSPACE
if keyspace in sys.list_keyspaces():
msg = 'Looks like you already have a %s keyspace.\nDo you ' % keyspace
msg += 'want to delete it and recreate it? All current data will '
msg += 'be deleted! (y/n): '
resp = raw_input(msg)
if not resp or resp[0] != 'y':
print "Ok, then we're done here."
import sys
sys.exit(0)
sys.drop_keyspace(keyspace)
sys.create_keyspace(keyspace, SIMPLE_STRATEGY, {'replication_factor': '1'})
sys.create_column_family(keyspace, 'Counters',
comparator_type=UTF8_TYPE,
default_validation_class='CounterColumnType',
key_validation_class=UTF8_TYPE,
)
sys.create_column_family(keyspace, 'Followers',
comparator_type=LONG_TYPE,
default_validation_class=LONG_TYPE,
key_validation_class=LONG_TYPE,
)
sys.create_column_family(keyspace, 'UserTimeline',
comparator_type=LONG_TYPE,
default_validation_class=LONG_TYPE,
key_validation_class=LONG_TYPE,
)
from pycassa.system_manager import *
CASS_PORT = 9160
def create_keyspaces(replication):
print "Creating Key Spaces"
f = open(APPSCALE_HOME + '/.appscale/my_private_ip', 'r')
host = f.read()
sys = SystemManager(host + ":" + str(CASS_PORT))
try:
sys.drop_keyspace('Keyspace1')
except pycassa.cassandra.ttypes.InvalidRequestException, e:
pass
sys.create_keyspace('Keyspace1', pycassa.SIMPLE_STRATEGY,
{'replication_factor': str(replication)})
sys.create_column_family(
'Keyspace1',
'Standard1', #column_type="Standard",
comparator_type=UTF8_TYPE)
sys.create_column_family(
'Keyspace1',
'Standard2', #column_type="Standard",
comparator_type=UTF8_TYPE)
sys.create_column_family(
'Keyspace1',
'StandardByTime1', #column_type="Standard",
comparator_type=TIME_UUID_TYPE)
sys.create_column_family(
'Keyspace1',
'StandardByTime2', #column_type="Standard",
sys = SystemManager()
keyspace = settings.CASSANDRA_KEYSPACE
if keyspace in sys.list_keyspaces():
msg = 'Looks like you already have a %s keyspace.\nDo you ' % keyspace
msg += 'want to delete it and recreate it? All current data will '
msg += 'be deleted! (y/n): '
resp = raw_input(msg)
if not resp or resp[0] != 'y':
print "Ok, then we're done here."
import sys
sys.exit(0)
sys.drop_keyspace(keyspace)
sys.create_keyspace(keyspace, SIMPLE_STRATEGY, {'replication_factor': '1'})
sys.create_column_family(
keyspace,
'Counters',
comparator_type=UTF8_TYPE,
default_validation_class='CounterColumnType',
key_validation_class=UTF8_TYPE,
)
sys.create_column_family(
keyspace,
'Followers',
comparator_type=LONG_TYPE,
default_validation_class=LONG_TYPE,
key_validation_class=LONG_TYPE,
)
sys.create_column_family(
from dbconstants import *
import pycassa
from pycassa.system_manager import *
CASS_PORT = 9160
def create_keyspaces(replication):
print "Creating Key Spaces"
f = open(APPSCALE_HOME + '/.appscale/my_private_ip', 'r')
host = f.read()
sys = SystemManager(host + ":" + str(CASS_PORT))
try:
sys.drop_keyspace('Keyspace1')
except pycassa.cassandra.ttypes.InvalidRequestException, e:
pass
sys.create_keyspace('Keyspace1', pycassa.SIMPLE_STRATEGY, {'replication_factor':str(replication)})
sys.create_column_family('Keyspace1', 'Standard1', #column_type="Standard",
comparator_type=UTF8_TYPE)
sys.create_column_family('Keyspace1', 'Standard2', #column_type="Standard",
comparator_type=UTF8_TYPE)
sys.create_column_family('Keyspace1', 'StandardByTime1', #column_type="Standard",
comparator_type=TIME_UUID_TYPE)
sys.create_column_family('Keyspace1', 'StandardByTime2', #column_type="Standard",
comparator_type=TIME_UUID_TYPE)
#sys.create_column_family('Keyspace1', 'Super1', column_type="Super",
# comparator_type=UTF8_TYPE)
#sys.create_column_family('Keyspace1', 'Super2', column_type="Super",
# comparator_type=UTF8_TYPE)
sys.close()
print "SUCCESS"
