def start_node():
nodes_h = {}
num_nodes = 20
cont = 21
retry = 0
j=0
tcpconf = ('tcp', ('127.0.0.1', 6377))
host = init_host(tcpconf)
for i in range(num_nodes):
nodes_h[i] = host.spawn_id(str(cont), 'chord_remote', 'Node', [])
cont += 1
for i in range(num_nodes):
nodes_h[i].init_node()
remote_aref = 'atom://127.0.0.1:1432/chord/Node/2'
remote_node = host.lookup(remote_aref)
while j < num_nodes:
try:
if(nodes_h[j].join(remote_node)):
print "True"
interval(30, stablilize, nodes_h[j])
interval(30, fix_finger, nodes_h[j])
j += 1
retry = 0
except(TimeoutError):
retry += 1
if retry > 3:
break
interval(100, show, nodes_h[0])
interval(100, show, nodes_h[num_nodes/2])
interval(100, show, nodes_h[num_nodes - 1])
def start_node():
nodes_h = {}
num_nodes = 10
cont = 1
retry = 0
index=0
tcpconf = ('tcp', ('127.0.0.1', 1238))
host = init_host(tcpconf)
# momconf = ('mom',{'name':'s1','ip':'127.0.0.1','port':61613,'namespace':'/topic/test'})
# host = init_host(momconf)
for i in range(num_nodes):
nodes_h[i] = host.spawn_id(str(cont), 'scribe', 'ScribeNode', [])
cont += 1
for i in range(num_nodes):
nodes_h[i].init_node()
while index < num_nodes:
try:
if(nodes_h[index].join(nodes_h[0])):
print "True"
interval(5, update, nodes_h[index])
index += 1
retry = 0
# sleep(0.2)
except TimeoutError:
retry += 1
if retry > 3:
index += 1
num_nodes -= 1
"Lookup test"
menu(host, nodes_h, num_nodes)
def start_node():
nodes_h = {}
num_nodes = 20
cont = 21
retry = 0
j=0
tcpconf = ('tcp', ('127.0.0.1', 6377))
host = init_host(tcpconf)
for i in range(num_nodes):
nodes_h[i] = host.spawn_id(str(cont), 'chord_remote', 'Node', [])
cont += 1
for i in range(num_nodes):
nodes_h[i].init_node()
remote_aref = 'atom://127.0.0.1:1432/chord/Node/2'
remote_node = host.lookup(remote_aref)
while j < num_nodes:
try:
if(nodes_h[j].join(remote_node)):
print "True"
interval(30, stablilize, nodes_h[j])
interval(30, fix_finger, nodes_h[j])
j += 1
retry = 0
except(TimeoutError):
retry += 1
if retry > 3:
break
interval(100, show, nodes_h[0])
interval(100, show, nodes_h[num_nodes/2])
interval(100, show, nodes_h[num_nodes - 1])
def start_remote_node():
nodes_h = {}
num_nodes = 10
cont = 11
retry = 0
index=0
tcpconf = ('tcp', ('127.0.0.1', 6377))
host = init_host(tcpconf)
# momconf = ('mom',{'name':'c1','ip':'127.0.0.1','port':61613,'namespace':'/topic/test'})
# host = init_host(momconf)
for i in range(num_nodes):
nodes_h[i] = host.spawn_id(str(cont), 'scribe', 'ScribeNode', [])
cont += 1
for i in range(num_nodes):
nodes_h[i].init_node()
# remote_aref = 'mom://s1/scribe/ScribeNode/1'
remote_aref = 'atom://127.0.0.1:1238/scribe/ScribeNode/2'
remote_node = host.lookup(remote_aref)
while index < num_nodes:
try:
if(nodes_h[index].join(remote_node)):
print "True"
interval(5, update, nodes_h[index])
index += 1
retry = 0
except(TimeoutError):
retry += 1
print 'Timeout Error: Attempts '+retry
if retry > 3:
index += 1
menu(host, nodes_h, num_nodes)
def start_node():
#Canviar per fer el lookup
nodes_h = {}
num_nodes = 3
cont = 1
retry = 0
index=0
# tcpconf = ('tcp', ('127.0.0.1', 1238))
host = init_host()
log = host.spawn_id('log','chord_log','LogUML',[])
host.set_tracer(log)
for i in range(num_nodes):
nodes_h[i] = host.spawn_id(str(cont), 'chord', 'Node', [])
cont += 1
for i in range(num_nodes):
nodes_h[i].init_node()
while index < num_nodes:
try:
if(nodes_h[index].join(nodes_h[0])):
print "True"
interval(1, update, nodes_h[index])
index += 1
retry = 0
except TimeoutError:
retry += 1
if retry > 3:
break
interval(30, show, nodes_h[0])
interval(30, show, nodes_h[num_nodes/2])
interval(30, show, nodes_h[num_nodes - 1])
interval(15, save_log, log)
def __init__(self, time, retries, owner, actors = []):
self.owner = owner
self.s_actor = new_supervisor(self.owner.aref)
self.actors = {}
self.retries = {}
self.max_retries = retries
self.multiActors = SMulti( self.s_actor, actors)
self.add_actors(actors)
interval(time, self.ask_actors)
def start_node():
#Canviar per fer el lookup
nodes_h = {}
num_nodes = 20
cont = 1
retry = 0
index = 0
tcpconf = ('tcp', ('127.0.0.1', 1238))
host = init_host(tcpconf)
# log = host.spawn_id('log','chord_log','LogUML',[])
# host.set_tracer(log)
for i in range(num_nodes):
nodes_h[i] = host.spawn_id(str(cont), 'chord', 'Node', [])
cont += 1
for i in range(num_nodes):
nodes_h[i].init_node()
while index < num_nodes:
try:
if (nodes_h[index].join(nodes_h[0])):
print "True"
interval(15, update, nodes_h[index])
index += 1
retry = 0
except TimeoutError:
retry += 1
if retry > 3:
break
interval(100, show, nodes_h[0])
interval(100, show, nodes_h[num_nodes / 2])
interval(100, show, nodes_h[num_nodes - 1])
def start_remote_node():
nodes_h = {}
num_nodes = 100
cont = 21 + 50
retry = 0
index = 0
# tcpconf = ('tcp', ('127.0.0.1', 6375))
# host = init_host(tcpconf)
momconf = ('mom',{'name':'c1','ip':'127.0.0.1','port':61613,'namespace':'/topic/test'})
host = init_host(momconf)
for i in range(num_nodes):
nodes_h[i] = host.spawn_id(str(cont), 'chord_protocol', 'Node', [])
cont += 1
for i in range(num_nodes):
nodes_h[i].init_node()
remote_aref = 'mom://s1/chord_protocol/Node/1'
# remote_aref = 'atom://127.0.0.1:1238/chord/Node/1'
remote_node = host.lookup(remote_aref)
while index < num_nodes:
try:
if(nodes_h[index].join(remote_node)):
print "True"
interval(5, update, nodes_h[index])
index += 1
retry = 0
except TimeoutError:
retry += 1
if retry > 3:
break
interval(200, show, nodes_h[0])
interval(200, show, nodes_h[num_nodes/2])
interval(200, show, nodes_h[num_nodes - 1])
def start_node():
nodes_h = {}
num_nodes = 30
cont = 21
retry = 0
index = 0
tcpconf = ('tcp', ('127.0.0.1', 6375))
host = init_host(tcpconf)
for i in range(num_nodes):
nodes_h[i] = host.spawn_id(str(cont), 'chord_remote', 'Node', [])
cont += 1
for i in range(num_nodes):
nodes_h[i].init_node()
remote_aref = 'atom://127.0.0.1:1238/chord/Node/1'
remote_node = host.lookup(remote_aref)
while index < num_nodes:
try:
if(nodes_h[index].join(remote_node)):
print "True"
interval(15, update, nodes_h[index])
index += 1
retry = 0
except TimeoutError:
retry += 1
if retry > 3:
break
interval(100, show, nodes_h[0])
interval(100, show, nodes_h[num_nodes/2])
interval(100, show, nodes_h[num_nodes - 1])
def start_remote_node():
nodes_h = {}
num_nodes = 50
# cont = 21 + 50
retry = 0
j = 0
sample = uniform(num_nodes, I, MAX)
# tcpconf = ('tcp', ('127.0.0.1', 6377))
# host = init_host(tcpconf)
momconf = ("mom", {"name": "c2", "ip": "127.0.0.1", "port": 61613, "namespace": "/topic/test"})
host = init_host(momconf)
for i in range(num_nodes):
nodes_h[i] = host.spawn_id(str(sample[i]), "chord_with_succlist", "SuccNode", [])
# cont += 1
for i in range(num_nodes):
nodes_h[i].init_node()
remote_aref = "mom://s1/chord_with_succlist/SuccNode/7"
# remote_aref = 'atom://127.0.0.1:1432/chord/Node/2'
remote_node = host.lookup(remote_aref)
while j < num_nodes:
try:
if nodes_h[j].join(remote_node):
print "True"
interval(5, update, nodes_h[j])
j += 1
retry = 0
except (TimeoutError):
retry += 1
if retry > 3:
break
interval(200, show, nodes_h[0])
interval(200, show, nodes_h[num_nodes / 2])
interval(200, show, nodes_h[num_nodes - 1])
def start_node():
nodes_h = {}
num_nodes = 50
# cont = 1
retry = 0
j = 0
# tcpconf = ('tcp', ('127.0.0.1', 1432))
# host = init_host(tcpconf)
sample = uniform(num_nodes, I, MAX)
print sorted(sample)
momconf = ("mom", {"name": "s1", "ip": "127.0.0.1", "port": 61613, "namespace": "/topic/test"})
host = init_host(momconf)
# log = host.spawn_id('log','chord_log','LogUML',[])
# host.set_tracer(log)
for i in range(num_nodes):
nodes_h[i] = host.spawn_id(str(sample[i]), "chord_with_succlist", "SuccNode", [])
# cont += 1
for i in range(num_nodes):
nodes_h[i].init_node()
while j < num_nodes:
try:
if nodes_h[j].join(nodes_h[0]):
print "True"
interval(5, update, nodes_h[j])
except TimeoutError:
retry += 1
if retry > 3:
break
else:
j += 1
interval(200, show, nodes_h[0])
interval(200, show, nodes_h[num_nodes / 2])
interval(200, show, nodes_h[num_nodes - 1])
def start_node():
nodes_h = {}
num_nodes = 30
cont = 21
retry = 0
index = 0
tcpconf = ('tcp', ('127.0.0.1', 6375))
host = init_host(tcpconf)
for i in range(num_nodes):
nodes_h[i] = host.spawn_id(str(cont), 'chord_remote', 'Node', [])
cont += 1
for i in range(num_nodes):
nodes_h[i].init_node()
remote_aref = 'atom://127.0.0.1:1238/chord/Node/1'
remote_node = host.lookup(remote_aref)
while index < num_nodes:
try:
if (nodes_h[index].join(remote_node)):
print "True"
interval(15, update, nodes_h[index])
index += 1
retry = 0
except TimeoutError:
retry += 1
if retry > 3:
break
interval(100, show, nodes_h[0])
interval(100, show, nodes_h[num_nodes / 2])
interval(100, show, nodes_h[num_nodes - 1])
def test():
lP = []
lA = []
lL = []
host = init_host()
log = host.spawn_id('log', 'mpaxos_main', 'LogUML', [])
host.set_tracer(log)
interval(1, save_log, log)
for i in range(0, N_SERVERS):
l = host.spawn_id(str(i), 'multi_paxos', 'Server',[N_SERVERS])
lL.append(l)
for i in range(0, N_SERVERS):
if i == 0:
lL[i].set_multi(lL[1:])
else:
lL[i].set_multi(lL[:i] + lL[i+1:])
interval(2, update, lL[i])
lL[N_SERVERS - 1].set_leader()
for i in range(0,N_SERVERS):
num = int(random.random() * 100)
print i, num
lL[i].set_proposal(num)
print lL[N_SERVERS - 1].set_proposal(int(random.random() * 100))
print lL[N_SERVERS - 1].set_proposal(int(random.random() * 100))
print lL[N_SERVERS - 1].set_proposal(int(random.random() * 100))
print lL[N_SERVERS - 1].set_proposal(int(random.random() * 100))
# lP[0].set_multi([lA[0], lA[1],lA[2]])
# lP[1].set_multi([lA[2], lA[3],lA[4]])
# lP[2].set_multi([lA[0], lA[1],lA[2]])
# lP[3].set_multi([lA[2], lA[3],lA[4]])
# p = AMulti(lP)
# p.prepare()
print lL[0].prepare()
print lL[1].prepare()
print lL[2].prepare()
print lL[N_SERVERS - 1].prepare()
sleep(5)
lL[N_SERVERS - 1].set_proposal(num)
print lL[N_SERVERS - 1].prepare()
def start_node():
nodes_h = {}
num_nodes = 5
cont = 1
retry = 0
index=0
# tcpconf = ('tcp', ('127.0.0.1', 1234))
# host = init_host(tcpconf)
momconf = ('mom',{'name':'s1','ip':'127.0.0.1','port':61613,'namespace':'/topic/test'})
host = init_host(momconf)
log = host.spawn_id('log','chord_log','LogUML',[])
host.set_tracer(log)
# print log
for i in range(num_nodes):
nodes_h[i] = host.spawn_id(str(cont), 'chord_protocol', 'Node', [])
cont += 1
for i in range(num_nodes):
nodes_h[i].init_node()
while index < num_nodes:
try:
if(nodes_h[index].join(nodes_h[0])):
print "True"
interval(5, update, nodes_h[index])
index += 1
retry = 0
sleep(0.2)
except TimeoutError:
retry += 1
if retry > 3:
index += 1
interval(200, show, nodes_h[0])
interval(200, show, nodes_h[num_nodes/2])
interval(200, show, nodes_h[num_nodes - 1])
interval(15, save_log, log)
def run(self):
print self.id, ' running...'
self.run_state = True
self.stop_event = interval(2, self.run_cycle, )
def start_node():
nodes_h = {}
num_nodes = 20
cont = 1
retry = 0
j = 0
tcpconf = ('tcp', ('127.0.0.1', 1432))
host = init_host(tcpconf)
log = host.spawn_id('log', 'chord_log', 'LogUML', [])
host.set_tracer(log)
for i in range(num_nodes):
nodes_h[i] = host.spawn_id(str(cont), 'chord', 'Node', [])
cont += 1
for i in range(num_nodes):
nodes_h[i].init_node()
while j < num_nodes:
try:
if (nodes_h[j].join(nodes_h[0])):
print "True"
interval(30, stablilize, nodes_h[j])
interval(30, fix_finger, nodes_h[j])
j += 1
retry = 0
except TimeoutError:
retry += 1
if retry > 3:
break
interval(100, show, nodes_h[0])
interval(100, show, nodes_h[num_nodes / 2])
interval(100, show, nodes_h[num_nodes - 1])
interval(15, save_log, log)
def start_node():
nodes_h = {}
num_nodes = 20
cont = 1
retry = 0
j = 0
tcpconf = ('tcp', ('127.0.0.1', 1432))
host = init_host(tcpconf)
log = host.spawn_id('log','chord_log','LogUML',[])
host.set_tracer(log)
for i in range(num_nodes):
nodes_h[i] = host.spawn_id(str(cont), 'chord', 'Node', [])
cont += 1
for i in range(num_nodes):
nodes_h[i].init_node()
while j < num_nodes:
try:
if(nodes_h[j].join(nodes_h[0])):
print "True"
interval(30, stablilize, nodes_h[j])
interval(30, fix_finger, nodes_h[j])
j += 1
retry = 0
except TimeoutError:
retry += 1
if retry > 3:
break
interval(100, show, nodes_h[0])
interval(100, show, nodes_h[num_nodes /2])
interval(100, show, nodes_h[num_nodes -1])
interval(15, save_log, log)
def test():
# We get the list with the N node identifiers, uniformly distributed in theidentifier space dictionary.
nodes_h = {}
num_nodes = 40
retry = 0
index=0
sample = uniform(num_nodes, I, MAX)
# Decorator that controls the number of hoops. Enabled.
HopCounter.enable(True)
# Counter at 0.
"Lookup test"
# tcpconf = ('tcp', ('127.0.0.1', 1238))
# host = init_host(tcpconf)
momconf = ('mom',{'name':'s1','ip':'127.0.0.1','port':61613,'namespace':'/topic/test'})
host = init_host(momconf)
for i in range(num_nodes):
nodes_h[i] = host.spawn_id(str(sample[i]), 'scribe', 'ScribeNode', [])
for i in range(num_nodes):
nodes_h[i].init_node()
while index < num_nodes:
try:
if(nodes_h[index].join(nodes_h[0])):
print "True"
interval(20, update, nodes_h[index])
index += 1
retry = 0
# sleep(0.2)
except TimeoutError:
retry += 1
if retry > 3:
index += 1
"select the set of failed peers"
# We randomly set some nodes as fallen using the flag failed = True.
# Standard code initially given:
# for node_id in sample:
# if random.random() < f:
# dht[node_id].failed = True
print 'Id List', sample
# f = raw_input("Number of failed nodes:")
# failed_nodes(nodes_h, float(f), num_nodes)
f = raw_input("Number of failed nodes:")
HopCounter.resetCounter()
num = 0
NUM_QUERIES = 5000
for i in range(NUM_QUERIES):
"Return a random element from the non-empty sequence seq. If seq is empty, raises IndexError."
# We randomly get a node identifier, in the sample list, which we found before.
src = random.choice(nodes_h)
# We randomly get a number btween 0 and MAX.
key = int(random.uniform(0, MAX - 1))
dst = src.lookup_subscribe(ScribeMessage(id=key))
num += ((dst != None) and 1) or 0
"disable"
print HopCounter.getHopCounter()
print ("<L> = %f Pr[success] = %f" % (HopCounter.getMeanHops(NUM_QUERIES), num / float(NUM_QUERIES)))
print 'finish!!'
