1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
|
from chutney.Testing import *
authority_nodes = Node.create(3, {
"tag": "a",
"authority": 1,
"relay": 1,
"torrc": "authority.tmpl"
})
# hidden service (hs) nodes
hs_nodes = []
hs_servers = []
from twisted.web import server, resource
from twisted.internet import reactor
# Use twisted to create web servers in this script
class Site(resource.Resource):
isLeaf = True
numberRequests = 0
def __init__(self, siteNum):
self.siteNum = siteNum
def render_GET(self, request):
self.numberRequests += 1
request.setHeader("content-type", "text/plain")
return str(self.siteNum)
base_port = 10080
for i in range(3):
port = base_port + i
node = Node(
tag="h",
hiddenservice=1,
torrc="hidden-service.tmpl",
hiddenservicetarget="127.0.0.1:%i" % port
)
hs_nodes.append(node)
site = server.Site(Site(i))
s = reactor.listenTCP(port, site)
hs_servers.append(s)
port += 1
client_nodes = Node.create(12, {
"tag": "c",
"torrc": "client.tmpl"
})
relay_nodes = Node.create(10, {
"tag": "r",
"relay": 1,
"torrc": "intro.tmpl"
})
thread.start_new_thread(reactor.run, (), {"installSignalHandlers": 0})
initial_nodes = authority_nodes + relay_nodes + client_nodes + hs_nodes[:1]
def start():
if not all([ n.getController().start() for n in initial_nodes ]):
return False
logging.info("All initial nodes running")
nodes_by_fingerprint = get_node_fingerprints(authority_nodes + relay_nodes)
track_introduction_points(hs_nodes[0])
node_0_published_descriptor = threading.Event()
def hs_node_0_listener(logevent):
if "Successfully uploaded v2 rend descriptors" in logevent.message:
node_0_published_descriptor.set()
hs_nodes[0].getStemController().add_event_listener(hs_node_0_listener, EventType.INFO)
node_0_published_descriptor.wait()
hs_nodes[0].getStemController().remove_event_listener(hs_node_0_listener)
# list to cope with scope problems
node_counter = [len(hs_nodes) - 1]
node_counter_lock = threading.RLock()
nodes_published_descriptors = threading.Event()
def hs_node_listener(logevent):
if "Successfully uploaded v2 rend descriptors" in logevent.message:
with node_counter_lock:
node_counter[0] -= 1
if node_counter[0] == 0:
nodes_published_descriptors.set()
for node in hs_nodes[1:]:
node.getController().start()
track_introduction_points(node)
node.getStemController().add_event_listener(hs_node_listener, EventType.INFO)
nodes_published_descriptors.wait()
for node in hs_nodes[1:]:
node.getStemController().remove_event_listener(hs_node_listener)
test_intro_failure(nodes_by_fingerprint)
def test_intro_failure(nodes_by_fingerprint):
connection_test()
time.sleep(5)
# Select a random node that is being used as an introduction point
nodenum = random.choice(node_intro_circuits.keys())
fingerprint = random.choice(node_intro_circuits[nodenum].values())
node = nodes_by_fingerprint[fingerprint]
logging.info("stopping " + node._env["nick"] + " (" + fingerprint + ")")
node.getStemController().close()
node.getController().stop()
logging.info("begining to watch for the establishment of new introduction points")
changed = [False for n in hs_nodes]
intro_points_before = [set(node_intro_circuits[n._env["nodenum"]].values()) for n in hs_nodes]
time.sleep(20)
intro_points_after = [set(node_intro_circuits[n._env["nodenum"]].values()) for n in hs_nodes]
for i, node in enumerate(hs_nodes):
before = intro_points_before[i]
after = intro_points_after[i]
if before != after:
changed[i] = True
if all(changed):
logging.info("All changed")
else:
logging.info("All did not change")
check_same_intro_points()
connection_test()
for server in hs_servers:
server.stopListening()
reactor.stop()
stop()
def connection_test():
logging.info("connecting to clients")
responses = {"0": 0, "1": 0, "2": 0}
for c in client_nodes:
result = c.query("http://2oiifbe3wne4iaqb.onion/");
if result in responses:
responses[result] += 1
else:
logging.info("Unknown response: " + str(result))
logging.info(str(responses))
|