def __init__(self, version_label, my_node, conf_path, routing_m_mod,
lookup_m_mod, experimental_m_mod, private_dht_name,
bootstrap_mode):
self.bootstrapper = bootstrap.OverlayBootstrapper(conf_path)
my_addr = my_node.addr
self._my_id = my_node.id # id indicated by user
if not self._my_id:
self._my_id = self._my_id = identifier.RandomId() # random id
self._my_node = Node(my_addr, self._my_id, version=version_label)
self.msg_f = message.MsgFactory(version_label, self._my_id,
private_dht_name)
self._querier = Querier()
self._routing_m = routing_m_mod.RoutingManager(self._my_node,
self.msg_f,
self.bootstrapper)
self._responder = responder.Responder(self._my_id, self._routing_m,
self.msg_f, bootstrap_mode)
self._tracker = self._responder._tracker
self._lookup_m = lookup_m_mod.LookupManager(self._my_id, self.msg_f,
self.bootstrapper)
self._experimental_m = experimental_m_mod.ExperimentalManager(
self._my_node.id, self.msg_f)
current_ts = time.time()
self._next_maintenance_ts = current_ts
self._next_timeout_ts = current_ts
self._next_main_loop_call_ts = current_ts
self._cached_lookups = []
def __init__(self, dht_addr, state_path, routing_m_mod, lookup_m_mod):
self.state_filename = os.path.join(state_path, STATE_FILENAME)
self.load_state()
if not self._my_id:
self._my_id = identifier.RandomId()
self._my_node = Node(dht_addr, self._my_id)
self._tracker = tracker.Tracker()
self._token_m = token_manager.TokenManager()
self._reactor = ThreadedReactor()
self._reactor.listen_udp(self._my_node.addr[1],
self._on_datagram_received)
#self._rpc_m = RPCManager(self._reactor)
self._querier = Querier(self._my_id)
bootstrap_nodes = self.loaded_nodes or BOOTSTRAP_NODES
del self.loaded_nodes
self._routing_m = routing_m_mod.RoutingManager(self._my_node,
bootstrap_nodes)
# self._responder = Responder(self._my_id, self._routing_m,
# self._tracker, self._token_m)
self._lookup_m = lookup_m_mod.LookupManager(self._my_id)
current_time = time.time()
self._next_maintenance_ts = current_time
self._next_save_state_ts = current_time + SAVE_STATE_DELAY
self._running = False
def __init__(self, dht_addr):
self.my_addr = dht_addr
self.my_id = identifier.RandomId()
self.my_node = Node(self.my_addr, self.my_id)
self.tracker = tracker.Tracker()
self.token_m = token_manager.TokenManager()
self.reactor = ThreadedReactor()
self.rpc_m = RPCManager(self.reactor, self.my_addr[1])
self.querier = Querier(self.rpc_m, self.my_id)
self.routing_m = RoutingManager(self.my_node, self.querier,
bootstrap_nodes)
self.responder = Responder(self.my_id, self.routing_m,
self.tracker, self.token_m)
self.responder.set_on_query_received_callback(
self.routing_m.on_query_received)
self.querier.set_on_response_received_callback(
self.routing_m.on_response_received)
self.querier.set_on_error_received_callback(
self.routing_m.on_error_received)
self.querier.set_on_timeout_callback(self.routing_m.on_timeout)
self.querier.set_on_nodes_found_callback(self.routing_m.on_nodes_found)
self.routing_m.do_bootstrap()
self.rpc_m.add_msg_callback(QUERY,
self.responder.on_query_received)
self.lookup_m = LookupManager(self.my_id, self.querier,
self.routing_m)
def __init__(self, dht_addr):
my_addr = dht_addr
my_id = identifier.RandomId()
my_node = Node(my_addr, my_id)
tracker_ = tracker.Tracker()
token_m = token_manager.TokenManager()
self.reactor = ThreadedReactor()
rpc_m = RPCManager(self.reactor, my_addr[1])
querier_ = Querier(rpc_m, my_id)
routing_m = RoutingManager(my_node, querier_, bootstrap_nodes)
responder_ = Responder(my_id, routing_m, tracker_, token_m)
responder_.set_on_query_received_callback(routing_m.on_query_received)
querier_.set_on_response_received_callback(
routing_m.on_response_received)
querier_.set_on_error_received_callback(routing_m.on_error_received)
querier_.set_on_timeout_callback(routing_m.on_timeout)
querier_.set_on_nodes_found_callback(routing_m.on_nodes_found)
routing_m.do_bootstrap()
rpc_m.add_msg_callback(QUERY, responder_.on_query_received)
self.lookup_m = LookupManager(my_id, querier_, routing_m)
self._routing_m = routing_m
def _get_maintenance_lookup(self, lookup_target=None, nodes=[]):
if not lookup_target:
lookup_target = identifier.RandomId()
if not nodes:
log_distance = lookup_target.distance(self.my_node.id).log
nodes = self.get_closest_rnodes(log_distance, 0, True)
return lookup_target, nodes
def _send_maintenance_ping(self, node_):
m_bucket, r_bucket = self.table.buckets[0]
if m_bucket.there_is_room() and r_bucket.there_is_room():
target = identifier.RandomId()
msg = message.OutgoingFindNodeQuery(self.my_node.id, target)
m_bucket, r_bucket = self.table.buckets[0]
print 'FIND_NODE(%d:%d:%d)' % (0, len(m_bucket), len(r_bucket)),
else:
print 'PING',
msg = self.ping_msg
if node_.id:
m_bucket, r_bucket = self.table.buckets[0]
print 'to %r - %d:%d:%d --' % (node_.addr,
node_.log_distance(self.my_node),
len(m_bucket), len(r_bucket))
else:
print 'to UNKNOWN id'
self.querier.send_query(msg, node_)
def __init__(self, version_label,
my_node, state_filename,
routing_m_mod, lookup_m_mod,
experimental_m_mod,
private_dht_name,
bootstrap_mode):
if size_estimation:
self._size_estimation_file = open('size_estimation.dat', 'w')
self.state_filename = state_filename
saved_id, saved_bootstrap_nodes = state.load(self.state_filename)
my_addr = my_node.addr
self._my_id = my_node.id # id indicated by user
if not self._my_id:
self._my_id = saved_id # id loaded from file
if not self._my_id:
self._my_id = self._my_id = identifier.RandomId() # random id
self._my_node = Node(my_addr, self._my_id, version=version_label)
self.msg_f = message.MsgFactory(version_label, self._my_id,
private_dht_name)
self._querier = Querier()
self._routing_m = routing_m_mod.RoutingManager(
self._my_node, saved_bootstrap_nodes, self.msg_f)
self._responder = responder.Responder(self._my_id, self._routing_m,
self.msg_f, bootstrap_mode)
self._tracker = self._responder._tracker
self._lookup_m = lookup_m_mod.LookupManager(self._my_id, self.msg_f)
self._experimental_m = experimental_m_mod.ExperimentalManager(
self._my_node.id, self.msg_f)
current_ts = time.time()
self._next_save_state_ts = current_ts + SAVE_STATE_DELAY
self._next_maintenance_ts = current_ts
self._next_timeout_ts = current_ts
self._next_main_loop_call_ts = current_ts
self._pending_lookups = []
self._cached_lookups = {}
def peers_found(peers):
print 'Peers found:', time.time()
return
for peer in peers:
print peer
print '-' * 20
def lookup_done():
print 'Lookup DONE'
info_hashes = (
identifier.RandomId(),
identifier.Id('28f2e5ea2bf87eae4bcd5e3fc9021844c01a4df9'),
identifier.RandomId(),
identifier.Id('dd5c25b4b8230e108fbf9d07f87a86c6b05c9b6d'),
identifier.RandomId(),
identifier.Id('bcbdb9c2e7b49c65c9057431b492cb7957c8a330'),
identifier.RandomId(),
identifier.Id('d93df7a507f3c9d2ebfbe49762a217ab318825bd'),
identifier.RandomId(),
identifier.Id('6807e5d151e2ac7ae92eabb76ddaf4237e4abb60'),
identifier.RandomId(),
identifier.Id('83c7b3b7d36da4df289670592be68f9dc7c7096e'),
identifier.RandomId(),
identifier.Id('9b16aecf952597f9bb051fecb7a0d8475d060fa0'),
identifier.RandomId(),
identifier.Id('24f2446365d3ef782ec16ad63aea1206df4b8d21'),
def peers_found(peers):
print 'Peers found:'
for peer in peers:
print peer
print '-' * 20
def lookup_done():
print 'Lookup DONE'
if len(sys.argv) == 4 and sys.argv[0] == 'server_dht.py':
log.critical('argv %r' % sys.argv)
RUN_DHT = True
my_addr = (sys.argv[1], int(sys.argv[2])) #('192.16.125.242', 7000)
logs_path = sys.argv[3]
dht = kadtracker.KadTracker(my_addr, logs_path)
else:
RUN_DHT = False
print 'usage: python server_dht.py dht_ip dht_port path'
try:
print 'Type Control-C to exit.'
while (RUN_DHT):
time.sleep(10 * 60)
info_hash = identifier.RandomId()
dht.get_peers(info_hash, peers_found)
except (KeyboardInterrupt):
dht.stop()