def start_simulation(ndict, cdict, sink_node):
lrec = LogRecord('packetlogger.txt')
lrec.truncate_log()
beginner_node = 1
queues = Queues()
#Create dissipation event
dissipation_event = threading.Event()
transmission_event = threading.Event()
transmission_done_event = threading.Event()
#initialize the beginner, node and the sink threads
try:
for nod in neighbor_dict:
if nod == beginner_node:
bthread = node.Node(beginner_node, cdict[beginner_node], ndict,
queues, dissipation_event,
transmission_event, True)
else:
exec("Thread_" + str(nod) + " = node.Node(" + str(nod) + ", " +
str(cdict[nod]) +
",ndict, queues, dissipation_event, transmission_event)")
except Exception:
print "Thread already started"
#Get the node level dictionary of all nodes according to their neighbors
node_level_dict = thread_start_order(ndict, beginner_node)
for keyy in node_level_dict:
#Get unique values of node IDs in the list
node_set = set(node_level_dict[keyy])
unique_node_list = list(node_set)
node_level_dict.update({keyy: unique_node_list})
#Start the beginner thread
bthread.start()
time.sleep(1)
#Start rest of the threads level-wise
wait_constant = 0.2
popped_level_0 = node_level_dict.pop(0)
for key in node_level_dict:
for every_node in node_level_dict[key]:
try:
thname = "Thread_" + str(every_node)
exec("alive_status = " + thname + ".isAlive()")
if not alive_status:
exec("Thread_" + str(every_node) + ".start()")
except Exception:
print "Thread already started"
time.sleep(wait_constant * key)
sthread = sink.Sink(sink_node, cdict[sink_node], ndict, queues,
dissipation_event, transmission_event,
transmission_done_event)
print "Starting the sink node"
sthread.start()
result = start_transmission(queues, transmission_event)
transmission_done_event.wait()
return
def begin(publish, name, context, issue):
if not publish:
return None
hostname = socket.gethostname().split(".")[0]
current = time.strftime('%Y%m%d-%H%M%M')
# Update the body for an existing issue
if issue:
number = issue["number"]
identifier = "{0}-{1}-{2}".format(name, number, current)
title = issue["title"]
wip = "WIP: {0}: {1}".format(hostname, title)
requests = [{
"method": "POST",
"resource": api.qualify("issues/{0}".format(number)),
"data": {
"title": wip
}
}, {
"method":
"POST",
"resource":
api.qualify("issues/{0}/comments".format(number)),
"data": {
"body":
"{0} in progress on {1}.\nLog: :link".format(name, hostname)
}
}]
watches = [{
"resource": api.qualify("issues/{0}".format(number)),
"result": {
"title": wip
}
}]
aborted = [{
"method": "POST",
"resource": api.qualify("issues/{0}".format(number)),
"data": {
"title": title
}
}, {
"method":
"POST",
"resource":
api.qualify("issues/{0}/comments".format(number)),
"data": {
"body": "Task aborted."
}
}]
else:
identifier = "{0}-{1}".format(name, current)
requests = []
watches = []
aborted = []
status = {
"github": {
"token": api.token,
"requests": requests,
"watches": watches
},
"onaborted": {
"github": {
"token": api.token,
"requests": aborted
}
}
}
publishing = sink.Sink(publish, identifier, status)
sys.stdout.write("# Task: {0} {1}\n# Host: {2}\n\n".format(
name, context or "", hostname))
# For statistics
publishing.start = time.time()
return publishing
