def receive_message(self, msg):
self.messages.append(msg)
# creating ack-message to confirm the receipt of the message
ack_msg = Messages.AckMessage(msg)
# check if System is still running
if System.stopp == 0:
# forwarding ack-message to batch-mix
System.batch_mix.receive_message(ack_msg)
def send_ack(self, message, dst_mac):
ARQ_HANDLER_LOG.info("Sending ACK back on the message %s",
str(message))
hash_str = hashlib.md5(str(message.id) +
self.raw_transport.node_mac).hexdigest()
hash_int = int(hash_str, 16) & max_int32
ack_message = Messages.AckMessage()
ack_message.msg_hash = hash_int
self.raw_transport.send_raw_frame(dst_mac, ack_message, "")
def send_ack(self, message, dst_mac):
ARQ_HANDLER_LOG.info("Sending ACK back on the message %s",
str(message))
# Generate hash from the given message id
hash_str = hashlib.md5(str(message.id) +
self.raw_transport.node_mac).hexdigest()
# Convert hash_str from hex to 32-bit integer
hash_int = int(hash_str, 16) & max_int32
# Create ACK message object
ack_message = Messages.AckMessage()
ack_message.msg_hash = hash_int
# Send the message
self.raw_transport.send_raw_frame(dst_mac, ack_message, "")