class TestMagnetMiniBitTorrent(TestAsServer, MagnetHelpers):
"""
A MiniBitTorrent instance is used to connect to BitTorrent clients
and download the info part from the metadata.
"""
def setUp(self):
""" override TestAsServer """
# listener for incoming connections from MiniBitTorrent
self.server = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
self.server.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
self.server.bind(("localhost", LISTEN_PORT))
self.server.listen(1)
# the metadata that we want to transfer
self.tdef = TorrentDef()
self.tdef.add_content(os.path.join(os.getcwd(), "API", "file.wmv"))
self.tdef.set_tracker("http://fake.net/announce")
# we use a small piece length to obtain multiple pieces
self.tdef.set_piece_length(1)
self.tdef.finalize()
MagnetHelpers.__init__(self, self.tdef)
# startup the client
TestAsServer.setUp(self)
print >>sys.stderr,time.asctime(),'-', "test: Giving MyLaunchMany time to startup"
time.sleep(5)
print >>sys.stderr,time.asctime(),'-', "test: MyLaunchMany should have started up"
def create_good_url(self, infohash=None, title=None, tracker=None):
url = "magnet:?xt=urn:btih:"
if infohash:
assert isinstance(infohash, str)
url += hexlify(infohash)
else:
url += hexlify(self.tdef.get_infohash())
if title:
assert isinstance(title, str)
url += "&dn=" + title
if tracker:
assert isinstance(tracker, str)
url += "&tr=" + tracker
return url
def test_good_transfer(self):
def torrentdef_retrieved(tdef):
tags["retrieved"] = True
tags["metainfo"] = tdef.get_metainfo()
tags = {"retrieved":False}
assert TorrentDef.retrieve_from_magnet(self.create_good_url(), torrentdef_retrieved)
# supply fake addresses (regular dht obviously wont work here)
for magnetlink in MagnetHandler.get_instance().get_magnets():
magnetlink._swarm.add_potential_peers([("localhost", LISTEN_PORT)])
# accept incoming connection
self.server.settimeout(10.0)
sock, address = self.server.accept()
assert sock, "No incoming connection"
# handshakes
conn = BTConnection(address[0], address[1], opensock=sock, user_infohash=self.tdef.get_infohash())
conn.send(self.create_good_extend_handshake())
conn.read_handshake_medium_rare()
metadata_id = self.read_extend_handshake(conn)
# serve pieces
for counter in xrange(len(self.metadata_list)):
piece = self.read_extend_metadata_request(conn)
assert 0 <= piece < len(self.metadata_list)
conn.send(self.create_good_extend_metadata_reply(metadata_id, piece))
# no more metadata request may be send and the connection must
# be closed
self.read_extend_metadata_close(conn)
time.sleep(5)
assert tags["retrieved"]
assert tags["metainfo"]["info"] == self.tdef.get_metainfo()["info"]
class TestQueryReplyActive(TestAsServer):
"""
Testing QUERY_REPLY message of Query extension V1
This test checks how the Tribler code responds to good and bad
QUERY_REPLY messages. I.e. the Tribler client initiates
the dialback by connecting to us and sending a QUERY and we
reply with good and bad messages.
This test allows authoritative answers from superpeers.
WARNING: Each of the test_ methods should be tested by running the TestCase
in a separate Python interpreter to prevent problems with our singleton
classes, e.g. SuperPeerDB, etc.
"""
def setUpPreSession(self):
""" override TestAsServer """
print >> sys.stderr, "test: Pre Tribler Init"
TestAsServer.setUpPreSession(self)
print >> sys.stderr, "test: Pre Tribler Init: config_path", self.config_path
# Enable remote querying
self.config.set_remote_query(True)
def setUpPostSession(self):
""" override TestAsServer """
TestAsServer.setUpPostSession(self)
self.hispermid = str(self.his_keypair.pub().get_der())
self.my_permid = str(self.my_keypair.pub().get_der())
self.content_name = 'Hallo S22E44'
self.tdef = TorrentDef()
self.tdef.set_tracker('http://localhost:0/announce')
self.tdef.set_piece_length(2**15)
self.tdef.create_live(self.content_name, 2**16)
self.tdef.finalize()
def pretest_simple(self):
self.pretest_q('SIMPLE hallo')
def pretest_simpleplustorrents(self):
self.pretest_q('SIMPLE+METADATA hallo')
def pretest_q(self, query):
# 1. First connect to Tribler
self.openconn = OLConnection(self.my_keypair, 'localhost',
self.hisport)
sleep(3)
# 2. Make Tribler send query
self.query = query
self.session.query_connected_peers(query,
self.query_usercallback,
max_peers_to_query=10)
def query_usercallback(self, permid, query, hits):
print >> sys.stderr, "test: query_usercallback:", ` permid `, ` query `, ` hits `
self.assert_(query == self.query)
self.assert_(permid == self.my_permid)
self.check_good_qreply(hits)
# TODO: if SIMPLE+METADATA: check torrent now in db.
#
# Good SIMPLE QUERY, builds on TestQueryReply code
#
def singtest_good_simple_reply(self):
self.pretest_simple()
self._test_qreply(self.create_good_simple_reply, True)
#
# Good SIMPLE+METADATA QUERY, builds on TestQueryReply code
#
def singtest_good_simpleplustorrents_reply(self):
self.pretest_simpleplustorrents()
self._test_qreply(self.create_good_simpleplustorrents_reply, True)
#
# Bad QUERY, builds on TestQueryReply code
#
def singtest_bad_not_bdecodable(self):
self.pretest_simple()
self._test_qreply(self.create_not_bdecodable, False)
#
# Bad SIMPLE+METADATA QUERY, builds on TestQueryReply code
#
def singtest_bad_not_bdecodable_torrentfile(self):
self.pretest_simpleplustorrents()
self._test_qreply(self.create_not_bdecodable_torrentfile, False)
### TODO: send different valid answers so consensus not reached
#
# Main test code
#
def _test_qreply(self, gen_qreply, good):
print >> sys.stderr, "test: waiting for reply"
s = self.openconn
msg = s.recv()
self.assert_(len(msg) > 0)
print >> sys.stderr, "test: Received overlay message", getMessageName(
msg[0])
self.assert_(msg[0] == QUERY)
id = self.check_rquery(msg[1:])
resp = gen_qreply(id)
print >> sys.stderr, "test: sending QUERY_REPLY"
s.send(resp)
if good:
time.sleep(10)
# the other side should not have closed the connection, as
# this is all valid, so this should not throw an exception:
s.send('bla')
s.close()
else:
# the other side should not like this and close the connection
self.assert_(len(s.recv()) == 0)
s.close()
def create_good_simple_reply_dict(self, id):
r = {}
r['content_name'] = self.content_name
r['length'] = LENGTH
r['leecher'] = LEECHERS
r['seeder'] = SEEDERS
r['category'] = CATEGORY
# OLPROTO_PROTO_ELEVENTH
# set later r['torrent_size'] = 42
r['channel_permid'] = '$' * 83
r['channel_name'] = 'Nitin Channel'
d2 = {}
d2[self.tdef.get_infohash()] = r
d = {}
d['id'] = id
d['a'] = d2
return d
def create_good_simple_reply(self, id):
d = self.create_good_simple_reply_dict(id)
bmetainfo = bencode(self.tdef.get_metainfo())
d['a'][self.tdef.get_infohash()]['torrent_size'] = len(bmetainfo)
b = bencode(d)
return QUERY_REPLY + b
def create_good_simpleplustorrents_reply(self, id):
d = self.create_good_simple_reply_dict(id)
bmetainfo = bencode(self.tdef.get_metainfo())
d['a'][self.tdef.get_infohash()]['torrent_size'] = len(bmetainfo)
d['a'][self.tdef.get_infohash(
)]['metatype'] = 'application/x-tribler-stream'
d['a'][self.tdef.get_infohash()]['metadata'] = bmetainfo
b = bencode(d)
return QUERY_REPLY + b
def check_good_qreply(self, hits):
self.assert_(len(hits) == 1)
self.assert_(hits.keys()[0] == self.tdef.get_infohash())
hit = hits[self.tdef.get_infohash()]
self.assert_(hit['content_name'] == self.content_name)
self.assert_(hit['length'] == LENGTH)
self.assert_(hit['leecher'] == LEECHERS)
self.assert_(hit['seeder'] == SEEDERS)
self.assert_(hit['category'] == CATEGORY)
# OLPROTO_VERSION_ELEVENTH
bmetainfo = bencode(self.tdef.get_metainfo())
self.assert_(hit['torrent_size'] == len(bmetainfo))
if self.query.startswith('SIMPLE+METADATA'):
self.assert_(hit['metadata'] == bmetainfo)
def create_not_bdecodable(self, id):
return QUERY_REPLY + "bla"
def create_not_bdecodable_torrentfile(self, id):
d = self.create_good_simple_reply_dict(id)
d['a'][self.tdef.get_infohash(
)]['torrent_size'] = 3 # consistent with metadata. Should be named "metasize"
d['a'][self.tdef.get_infohash()]['metadata'] = 'bla'
b = bencode(d)
return QUERY_REPLY + b
def check_rquery(self, data):
d = bdecode(data)
self.assert_(type(d) == DictType)
self.assert_(d.has_key('q'))
q = d['q']
self.assert_(type(q) == StringType)
self.assert_(d.has_key('id'))
id = d['id']
self.assert_(type(id) == StringType)
self.assert_(q == self.query)
return d['id']
class TestQueryReplyActive(TestAsServer):
"""
Testing QUERY_REPLY message of Query extension V1
This test checks how the Tribler code responds to good and bad
QUERY_REPLY messages. I.e. the Tribler client initiates
the dialback by connecting to us and sending a QUERY and we
reply with good and bad messages.
This test allows authoritative answers from superpeers.
WARNING: Each of the test_ methods should be tested by running the TestCase
in a separate Python interpreter to prevent problems with our singleton
classes, e.g. SuperPeerDB, etc.
"""
def setUpPreSession(self):
""" override TestAsServer """
print >> sys.stderr,"test: Pre Tribler Init"
TestAsServer.setUpPreSession(self)
print >> sys.stderr,"test: Pre Tribler Init: config_path",self.config_path
# Enable remote querying
self.config.set_remote_query(True)
def setUpPostSession(self):
""" override TestAsServer """
TestAsServer.setUpPostSession(self)
self.hispermid = str(self.his_keypair.pub().get_der())
self.my_permid = str(self.my_keypair.pub().get_der())
self.content_name = 'Hallo S22E44'
self.tdef = TorrentDef()
self.tdef.set_tracker('http://localhost:0/announce')
self.tdef.set_piece_length(2 ** 15)
self.tdef.create_live(self.content_name,2 ** 16)
self.tdef.finalize()
def pretest_simple(self):
self.pretest_q('SIMPLE hallo')
def pretest_simpleplustorrents(self):
self.pretest_q('SIMPLE+METADATA hallo')
def pretest_q(self,query):
# 1. First connect to Tribler
self.openconn = OLConnection(self.my_keypair,'localhost',self.hisport)
sleep(3)
# 2. Make Tribler send query
self.query = query
self.session.query_connected_peers(query,self.query_usercallback,max_peers_to_query=10)
def query_usercallback(self,permid,query,hits):
print >>sys.stderr,"test: query_usercallback:",`permid`,`query`,`hits`
self.assert_(query == self.query)
self.assert_(permid == self.my_permid)
self.check_good_qreply(hits)
# TODO: if SIMPLE+METADATA: check torrent now in db.
#
# Good SIMPLE QUERY, builds on TestQueryReply code
#
def singtest_good_simple_reply(self):
self.pretest_simple()
self._test_qreply(self.create_good_simple_reply,True)
#
# Good SIMPLE+METADATA QUERY, builds on TestQueryReply code
#
def singtest_good_simpleplustorrents_reply(self):
self.pretest_simpleplustorrents()
self._test_qreply(self.create_good_simpleplustorrents_reply,True)
#
# Bad QUERY, builds on TestQueryReply code
#
def singtest_bad_not_bdecodable(self):
self.pretest_simple()
self._test_qreply(self.create_not_bdecodable,False)
#
# Bad SIMPLE+METADATA QUERY, builds on TestQueryReply code
#
def singtest_bad_not_bdecodable_torrentfile(self):
self.pretest_simpleplustorrents()
self._test_qreply(self.create_not_bdecodable_torrentfile,False)
### TODO: send different valid answers so consensus not reached
#
# Main test code
#
def _test_qreply(self,gen_qreply,good):
print >> sys.stderr,"test: waiting for reply"
s = self.openconn
msg = s.recv()
self.assert_(len(msg) > 0)
print >> sys.stderr,"test: Received overlay message",getMessageName(msg[0])
self.assert_(msg[0] == QUERY)
id = self.check_rquery(msg[1:])
resp = gen_qreply(id)
print >> sys.stderr,"test: sending QUERY_REPLY"
s.send(resp)
if good:
time.sleep(10)
# the other side should not have closed the connection, as
# this is all valid, so this should not throw an exception:
s.send('bla')
s.close()
else:
# the other side should not like this and close the connection
self.assert_(len(s.recv())==0)
s.close()
def create_good_simple_reply_dict(self,id):
r = {}
r['content_name'] = self.content_name
r['length'] = LENGTH
r['leecher'] = LEECHERS
r['seeder'] = SEEDERS
r['category'] = CATEGORY
# OLPROTO_PROTO_ELEVENTH
# set later r['torrent_size'] = 42
r['channel_permid'] = '$' * 83
r['channel_name'] = 'Nitin Channel'
d2 = {}
d2[self.tdef.get_infohash()] = r
d = {}
d['id'] = id
d['a'] = d2
return d
def create_good_simple_reply(self,id):
d = self.create_good_simple_reply_dict(id)
bmetainfo = bencode(self.tdef.get_metainfo())
d['a'][self.tdef.get_infohash()]['torrent_size'] = len(bmetainfo)
b = bencode(d)
return QUERY_REPLY+b
def create_good_simpleplustorrents_reply(self,id):
d = self.create_good_simple_reply_dict(id)
bmetainfo = bencode(self.tdef.get_metainfo())
d['a'][self.tdef.get_infohash()]['torrent_size'] = len(bmetainfo)
d['a'][self.tdef.get_infohash()]['metatype'] = 'application/x-tribler-stream'
d['a'][self.tdef.get_infohash()]['metadata'] = bmetainfo
b = bencode(d)
return QUERY_REPLY+b
def check_good_qreply(self,hits):
self.assert_(len(hits) == 1)
self.assert_(hits.keys()[0] == self.tdef.get_infohash())
hit = hits[self.tdef.get_infohash()]
self.assert_(hit['content_name'] == self.content_name)
self.assert_(hit['length'] == LENGTH)
self.assert_(hit['leecher'] == LEECHERS)
self.assert_(hit['seeder'] == SEEDERS)
self.assert_(hit['category'] == CATEGORY)
# OLPROTO_VERSION_ELEVENTH
bmetainfo = bencode(self.tdef.get_metainfo())
self.assert_(hit['torrent_size'] == len(bmetainfo))
if self.query.startswith('SIMPLE+METADATA'):
self.assert_(hit['metadata'] == bmetainfo)
def create_not_bdecodable(self,id):
return QUERY_REPLY+"bla"
def create_not_bdecodable_torrentfile(self,id):
d = self.create_good_simple_reply_dict(id)
d['a'][self.tdef.get_infohash()]['torrent_size'] = 3 # consistent with metadata. Should be named "metasize"
d['a'][self.tdef.get_infohash()]['metadata'] = 'bla'
b = bencode(d)
return QUERY_REPLY+b
def check_rquery(self,data):
d = bdecode(data)
self.assert_(type(d) == DictType)
self.assert_(d.has_key('q'))
q = d['q']
self.assert_(type(q) == StringType)
self.assert_(d.has_key('id'))
id = d['id']
self.assert_(type(id) == StringType)
self.assert_(q == self.query)
return d['id']
def setUpPostSession(self):
""" override TestAsServer """
TestAsServer.setUpPostSession(self)
# Let Tribler start downloading an non-functioning torrent, so
# we can talk to a normal download engine.
self.tdef = TorrentDef()
self.sourcefn = os.path.join(os.getcwd(),"API","file2.wmv")
self.tdef.add_content(self.sourcefn)
self.tdef.set_create_merkle_torrent(True)
self.tdef.set_tracker("http://127.0.0.1:12/announce")
self.tdef.finalize()
self.torrentfn = os.path.join(self.session.get_state_dir(),"gen.torrent")
self.tdef.save(self.torrentfn)
dscfg = self.setUpDownloadConfig()
self.session.start_download(self.tdef,dscfg)
self.infohash = self.tdef.get_infohash()
self.mylistenport = 4810
self.numpieces = (self.tdef.get_length()+self.tdef.get_piece_length()-1) / self.tdef.get_piece_length()
b = Bitfield(self.numpieces)
for i in range(self.numpieces):
b[i] = True
self.assert_(b.complete())
self.seederbitfieldstr = b.tostring()
#piece_hashes = ['\x01\x02\x03\x04\x05\x06\x07\x08\x07\x06\x05\x04\x03\x02\x01\x00\x01\x02\x03\x04' ] * npieces
# Construct Merkle tree
tdef2 = TorrentDef()
tdef2.add_content(self.sourcefn)
tdef2.set_create_merkle_torrent(False)
tdef2.set_tracker("http://127.0.0.1:12/announce")
tdef2.set_piece_length(self.tdef.get_piece_length())
tdef2.finalize()
metainfo = tdef2.get_metainfo()
piecesstr = metainfo['info']['pieces']
print >>sys.stderr,"test: pieces has len",len(piecesstr)
piece_hashes = []
for i in range(0,len(piecesstr),20):
hash = piecesstr[i:i+20]
print >>sys.stderr,"test: piece",i/20,"hash",`hash`
piece_hashes.append(hash)
print >>sys.stderr,"test: Putting",len(piece_hashes),"into MerkleTree, size",self.tdef.get_piece_length(),tdef2.get_piece_length()
self.tree = MerkleTree(self.tdef.get_piece_length(),self.tdef.get_length(),None,piece_hashes)
f = open(self.sourcefn,"rb")
piece1 = f.read(2 ** 18)
piece2 = f.read(2 ** 18)
print >>sys.stderr,"read piece1",len(piece1)
print >>sys.stderr,"read piece2",len(piece2)
f.close()
hash1 = sha(piece1).digest()
hash2 = sha(piece2).digest()
print >>sys.stderr,"hash piece1",`hash1`
print >>sys.stderr,"hash piece2",`hash2`
f2 = open("piece1.bin","wb")
f2.write(piece2)
f2.close()
