class DataStoreView(object):
"""
A storage node/load balancers local view of the storage nodes ring.
"""
def __init__(self, servers):
"""
Parameters:
servers : list(str)
A list of servers. Each server name is in the
format {host/ip}:port
"""
self.consistent_hash = ConsistentHash()
logging.info('Adding servers %s' % servers)
for server in servers:
self.consistent_hash.add(server)
def get_node(self, key):
"""
Gets the node responsible for a particular key
:Parameters:
key : str
The key
:rtype: str
:returns: The node name responsible for the key
"""
node = self.consistent_hash.get_node(key)
return node
class DataStoreView(object):
"""
A storage node/load balancers local view of the storage nodes ring.
"""
def __init__(self, servers):
"""
Parameters:
servers : list(str)
A list of servers. Each server name is in the
format {host/ip}:port
"""
self.consistent_hash = ConsistentHash()
logging.info('Adding servers %s' % servers)
for server in servers:
self.consistent_hash.add(server)
def get_node(self, key):
"""
Gets the node responsible for a particular key
:Parameters:
key : str
The key
:rtype: str
:returns: The node name responsible for the key
"""
node = self.consistent_hash.get_node(key)
return node