def maintain(self, id, nid):
""" Maintain"""
logging.info("Maintain called from %032x with id %032x",
nid.int_id, NodeID(id).int_id)
closest = self.router.closest_predecessor(NodeID(id))
if closest.id is not self.node.id:
logging.debug(" we are not the closest making a call")
try:
cur = WDHTClient(closest.ip, closest.port).maintain(id, nid)
except TTransportException:
logging.info("Call to %032x failed", closest.int_id)
self.router.remove([closest])
return self.maintain(id, nid)
else:
logging.debug("We are the closest")
cur = self.router.neighbor_set.get_neighbors()
cur.append(self.node)
if self.node.id != nid.id:
# no need to update yourself
self.router.update([nid])
logging.debug("Maintain will return %s",
' '.join(["%032x"%(x.int_id) for x in cur]))
return cur
def join(self, nid):
logging.info("%032x is Joining, Currently at %032x",
nid.int_id, self.node.int_id)
next_node = self.router.route(nid, False)
if next_node.id == self.node.id:
nodes = self.router.get_nodes()
else:
try:
nodes = WDHTClient(next_node.ip, next_node.port).join(nid)
except TTransportException:
logging.info("Call to %032x failed", next_node.int_id)
self.router.remove([next_node])
return self.join(nid)
nodes.append(self.node)
self.router.update([nid])
return unique(nodes)
