def __init__(self, updates, sender=None, recipients=None):
"""
Constructor
"""
if not recipients:
recipients = connections.getNeighbors()
super(GossipNetworkStatusMessage, self).__init__(
updates, sender, recipients)
self._gossipttl = config.GOSSIPTTL
self._code = 'G'
def __init__(self, updates, sender=None, recipients=None):
"""
Constructor
"""
if not recipients:
recipients = connections.getNeighbors()
super(GossipNetworkStatusMessage,
self).__init__(updates, sender, recipients)
self._gossipttl = config.GOSSIPTTL
self._code = 'G'
def gossip(self):
"""
Gossip procedure. This is basic. Hope to improve later.
"""
if connections.connectToNeighbors():
debug("Connections in process. deferred gossip", info=True)
return
# Get my neighbors
recipients = connections.getNeighbors()
if len(recipients) > 0:
shortids = []
for uid in recipients:
shortids.append(connections.lookupNode(uid).getShortUid())
debug("Gossipping with: [ " + " ][ ".join(shortids) + " ]",
info=True)
else:
debug("No neighbors to gossip with this interval.",
error=True, threshold=1)
return
# Put all messages in a list.
gossipMessages = []
# Get a vector clock message
vcMessage = message.VectorMessage.createVectorClockMessage()
vcMessage.setRecipients(recipients)
gossipMessages.append(vcMessage)
# Put in each aggreggation. Tae out for now.
for aggName in aggregation.STATISTICS:
agg = aggregation.STATISTICS[aggName]
aggMessage = message.AggregateMessage.createAggregateMessage(agg)
aggMessage.setRecipients(recipients)
gossipMessages.append(aggMessage)
"""
agg = random.choice(aggregation.STATISTICS.values())
aggMessage = message.AggregateMessage.createAggregateMessage(agg)
aggMessage.setRecipients(recipients)
gossipMessages.append(aggMessage)
"""
# Get a network message
gossipmsg = gossipPrepare()
while gossipmsg:
gossipmsg.setRecipients(recipients)
toAppend = copy.deepcopy(gossipmsg)
gossipMessages.append(toAppend)
gossipmsg = gossipPrepare()
debug("There are " \
+ str(len(gossipMessages)) + " to send.", threshold=2, info=True)
# Send out the messages
for msg in gossipMessages:
try:
msg.send()
except ConnectionError as ce:
debug(ce.__str__(), error=True)
except GeneralError as ge:
debug(ge.__str__(), error=True)
def gossip(self):
"""
Gossip procedure. This is basic. Hope to improve later.
"""
if connections.connectToNeighbors():
debug("Connections in process. deferred gossip", info=True)
return
# Get my neighbors
recipients = connections.getNeighbors()
if len(recipients) > 0:
shortids = []
for uid in recipients:
shortids.append(connections.lookupNode(uid).getShortUid())
debug("Gossipping with: [ " + " ][ ".join(shortids) + " ]",
info=True)
else:
debug("No neighbors to gossip with this interval.",
error=True,
threshold=1)
return
# Put all messages in a list.
gossipMessages = []
# Get a vector clock message
vcMessage = message.VectorMessage.createVectorClockMessage()
vcMessage.setRecipients(recipients)
gossipMessages.append(vcMessage)
# Put in each aggreggation. Tae out for now.
for aggName in aggregation.STATISTICS:
agg = aggregation.STATISTICS[aggName]
aggMessage = message.AggregateMessage.createAggregateMessage(agg)
aggMessage.setRecipients(recipients)
gossipMessages.append(aggMessage)
"""
agg = random.choice(aggregation.STATISTICS.values())
aggMessage = message.AggregateMessage.createAggregateMessage(agg)
aggMessage.setRecipients(recipients)
gossipMessages.append(aggMessage)
"""
# Get a network message
gossipmsg = gossipPrepare()
while gossipmsg:
gossipmsg.setRecipients(recipients)
toAppend = copy.deepcopy(gossipmsg)
gossipMessages.append(toAppend)
gossipmsg = gossipPrepare()
debug("There are " \
+ str(len(gossipMessages)) + " to send.", threshold=2, info=True)
# Send out the messages
for msg in gossipMessages:
try:
msg.send()
except ConnectionError as ce:
debug(ce.__str__(), error=True)
except GeneralError as ge:
debug(ge.__str__(), error=True)
