def __init__(self, my_id, target):
GetPeersLookup.__init__(self, my_id, None, target, None, 0)
self.bootstrap_alpha = 4
self.normal_alpha = 4
self.normal_m = 1
self.slowdown_alpha = 4
self.slowdown_m = 1
self._get_peers_msg = message.OutgoingFindNodeQuery(my_id, target)
def _get_maintenance_query(self, node_):
if not node_.id:
# Bootstrap nodes don't have id
return message.OutgoingFindNodeQuery(node_, self.my_node.id,
self.my_node.id, None)
if random.choice((False, True)):
# 50% chance to send find_node with my id as target
return message.OutgoingFindNodeQuery(node_, self.my_node.id,
self.my_node.id, None)
# 50% chance to send a find_node to fill up a non-full bucket
target_log_distance = self.table.find_next_bucket_with_room_index(
node_=node_)
if target_log_distance:
target = self.my_node.id.generate_close_id(target_log_distance)
return message.OutgoingFindNodeQuery(node_, self.my_node.id,
target, None)
else:
# Every bucket is full. We send a ping instead.
return message.OutgoingPingQuery(node_, self.my_node.id)
def _get_maintenance_query(self, node_):
if not node_.id:
return Query(self.find_closest_msg, node_)
elif random.choice((False, True)):
return Query(self.find_closest_msg, node_)
target_log_distance = self.table.find_next_bucket_with_room_index(
node_=node_)
if target_log_distance:
target = self.my_node.id.generate_close_id(target_log_distance)
return Query(
message.OutgoingFindNodeQuery(self.my_node.id, target), node_)
else:
return Query(self.ping_msg, node_)
def __init__(self, my_node, bootstrap_nodes):
self.my_node = my_node
self.bootstrap_nodes = iter(bootstrap_nodes)
self.table = RoutingTable(my_node, NODES_PER_BUCKET)
self.ping_msg = message.OutgoingPingQuery(my_node.id)
self.find_closest_msg = message.OutgoingFindNodeQuery(
my_node.id, my_node.id)
self._next_stale_maintenance_index = 0
self._maintenance_mode = BOOTSTRAP_MODE
self._replacement_queue = _ReplacementQueue(self.table)
self._query_received_queue = _QueryReceivedQueue(self.table)
self._found_nodes_queue = _FoundNodesQueue(self.table)
self._maintenance_tasks = [
self._ping_a_staled_rnode, self._ping_a_query_received_node,
self._ping_a_found_node, self._ping_a_replacement_node
]
def __init__(self, my_node, bootstrap_nodes):
self.my_node = my_node
#Copy the bootstrap list
self.bootstrap_nodes = iter(bootstrap_nodes)
self.table = RoutingTable(my_node, NODES_PER_BUCKET)
self.ping_msg = message.OutgoingPingQuery(my_node.id)
self.find_closest_msg = message.OutgoingFindNodeQuery(
my_node.id, my_node.id)
# maintenance variables
self._maintenance_mode = BOOTSTRAP_MODE
self._pinged_q_rnodes = {} # questionable nodes which have been
# recently pinged
self._maintenance_tasks = [
self._refresh_stale_bucket,
#self._ping_a_staled_rnode,
# self._ping_a_query_received_node,
# self._ping_a_found_node,
]
