# Demo of Messager class.
# run with: DEVICE_ID=1 python sample.py
import os
import time
from clustermessaging.Messager import Messager
m = Messager()
def callback(message, name):
print('Message Received from %s! %s' % (name, message))
if os.environ['DEVICE_ID'] == '2':
print('registering callback')
m.registerCallback(callback)
else:
print('sending message')
m.sendMessage('2', 'hello, 2, i am %s' % m.getOwnName())
m.start()
time.sleep(3)
m.zk.set("/routing", str(m.topo['version']).encode())
else:
led.setGreenOn()
print('sending message to %s' % closest_neighbor)
time.sleep(1)
m.sendMessage(closest_neighbor, {'path': path})
def callback(message, name):
print('Got message from %s: %s' % (name, message))
forwardMessage(message['path'])
m.registerCallback(callback)
m.start()
def init():
led.setGreenOff()
led.setRedOff()
if m.startIsMe():
led.setRedOn()
m.zk.ensure_path("/routing")
time.sleep(1)
forwardMessage()
@m.zk.DataWatch('/routing')
