def test_chaining(self):
publickey.Identity('alice', basedir=self.pbp_path, create=True)
publickey.Identity('bob', basedir=self.pbp_path, create=True)
msg = self.tmp_dir + '/msg'
msg2 = self.tmp_dir + '/msg2'
ct = self.tmp_dir + '/ct'
sender, receiver = 'alice', 'bob'
for i in xrange(10):
with open(msg, 'w') as fd:
fd.write(str(i) * 1080)
pbp.chaining_encrypt_handler(infile=msg,
outfile=ct,
recipient=receiver,
self=sender,
basedir=self.pbp_path)
pbp.chaining_decrypt_handler(infile=ct,
outfile=msg2,
recipient=sender,
self=receiver,
basedir=self.pbp_path)
with open(msg2, 'r') as fd:
res = fd.read()
self.assertEquals(res, str(i) * 1080)
sender, receiver = receiver, sender
def test_chaining(self):
publickey.Identity('alice', basedir=self.pbp_path, create=True)
publickey.Identity('bob', basedir=self.pbp_path, create=True)
msg=self.tmp_dir+'/msg'
msg2=self.tmp_dir+'/msg2'
ct=self.tmp_dir+'/ct'
sender, receiver = 'alice', 'bob'
for i in range(10):
with open(msg, 'w') as fd:
fd.write(str(i) * 1080)
pbp.chaining_encrypt_handler(infile=msg, outfile=ct, recipient=receiver, self=sender, basedir=self.pbp_path)
pbp.chaining_decrypt_handler(infile=ct, outfile=msg2, recipient=sender, self=receiver, basedir=self.pbp_path)
with open(msg2, 'r') as fd:
res = fd.read()
self.assertEquals(res, str(i)*1080)
sender,receiver=receiver,sender
def test_oob_chaining(self):
# this test is sadly ugly, sorry.
publickey.Identity('alice', basedir=self.pbp_path, create=True)
publickey.Identity('bob', basedir=self.pbp_path, create=True)
msg=self.tmp_dir+'/msg'
msg2=self.tmp_dir+'/msg2'
ct=self.tmp_dir+'/ct'
ct2=self.tmp_dir+'/ct2'
ct3=self.tmp_dir+'/ct3'
ct4=self.tmp_dir+'/ct4'
ct5=self.tmp_dir+'/ct5'
sender, receiver = 'alice', 'bob'
# do some proper exchange
for i in range(5):
with open(msg, 'w') as fd:
fd.write(str(i) * 1080)
pbp.chaining_encrypt_handler(infile=msg, outfile=ct, recipient=receiver, self=sender, basedir=self.pbp_path)
pbp.chaining_decrypt_handler(infile=ct, outfile=msg2, recipient=sender, self=receiver, basedir=self.pbp_path)
with open(msg2, 'r') as fd:
res = fd.read()
self.assertEquals(res, str(i)*1080)
sender,receiver=receiver,sender
with open(msg, 'w') as fd:
fd.write('a' * 1080)
pbp.chaining_encrypt_handler(infile=msg, outfile=ct, recipient='alice', self='bob', basedir=self.pbp_path)
pbp.chaining_decrypt_handler(infile=ct, outfile=msg2, recipient='bob', self='alice', basedir=self.pbp_path)
with open(msg2, 'r') as fd:
res = fd.read()
self.assertEquals(res, 'a'*1080)
# resend previous message
pbp.chaining_encrypt_handler(infile=msg, outfile=ct, recipient='alice', self='bob', basedir=self.pbp_path)
pbp.chaining_decrypt_handler(infile=ct, outfile=msg2, recipient='bob', self='alice', basedir=self.pbp_path)
with open(msg2, 'r') as fd:
res = fd.read()
self.assertEquals(res, 'a'*1080)
# answer message but mess up order
# would be nice to have random tests here, instead of the following synthetic
# b3,a1,b2,b1,a2 - where the letter is the recipent, and the number the order of creation
# 1st msg
with open(msg, 'w') as fd: fd.write('b1' * 1080)
pbp.chaining_encrypt_handler(infile=msg, outfile=ct, recipient='bob', self='alice', basedir=self.pbp_path)
# 2nd msg
with open(msg, 'w') as fd: fd.write('b2' * 1080)
pbp.chaining_encrypt_handler(infile=msg, outfile=ct2, recipient='bob', self='alice', basedir=self.pbp_path)
# 3rd msg
with open(msg, 'w') as fd: fd.write('b3' * 1080)
pbp.chaining_encrypt_handler(infile=msg, outfile=ct3, recipient='bob', self='alice', basedir=self.pbp_path)
# and 1st message in the other direction at the same time
with open(msg, 'w') as fd: fd.write('a1' * 1080)
pbp.chaining_encrypt_handler(infile=msg, outfile=ct4, recipient='alice', self='bob', basedir=self.pbp_path)
# 2nd message in the other direction at the same time
with open(msg, 'w') as fd: fd.write('a2' * 1080)
pbp.chaining_encrypt_handler(infile=msg, outfile=ct5, recipient='alice', self='bob', basedir=self.pbp_path)
# 3rd msg decrypt
pbp.chaining_decrypt_handler(infile=ct3, outfile=msg2, recipient='alice', self='bob', basedir=self.pbp_path)
with open(msg2, 'r') as fd: res = fd.read()
self.assertEquals(res, 'b3'*1080)
# other direction decrypt
pbp.chaining_decrypt_handler(infile=ct4, outfile=msg2, recipient='bob', self='alice', basedir=self.pbp_path)
with open(msg2, 'r') as fd: res = fd.read()
self.assertEquals(res, 'a1'*1080)
# 2nd msg decrypt
pbp.chaining_decrypt_handler(infile=ct2, outfile=msg2, recipient='alice', self='bob', basedir=self.pbp_path)
with open(msg2, 'r') as fd: res = fd.read()
self.assertEquals(res, 'b2'*1080)
# 1st msg decrypt
pbp.chaining_decrypt_handler(infile=ct, outfile=msg2, recipient='alice', self='bob', basedir=self.pbp_path)
with open(msg2, 'r') as fd: res = fd.read()
self.assertEquals(res, 'b1'*1080)
# other direction 2nd decrypt
pbp.chaining_decrypt_handler(infile=ct5, outfile=msg2, recipient='bob', self='alice', basedir=self.pbp_path)
with open(msg2, 'r') as fd: res = fd.read()
self.assertEquals(res, 'a2'*1080)
ensure_self_specified(opts)
chaining_encrypt_handler(opts.infile,
outfile=opts.outfile,
recipient=opts.recipient[0],
self=opts.self,
basedir=opts.basedir)
# forward decrypt
elif opts.action=='E':
ensure_recipient_specified(opts)
ensure_only_one_recipient(opts)
# TODO could try to find out this automatically if non-ambiguous
ensure_self_specified(opts)
chaining_decrypt_handler(opts.infile,
outfile=opts.outfile,
recipient=opts.recipient[0],
self=opts.self,
basedir=opts.basedir)
# start ECDH
elif opts.action=='d1':
if PITCHFORK and opts.PITCHFORK:
ensure_recipient_specified(opts)
pitchfork.init()
params = pitchfork.start_ecdh(opts.recipient[0])
else:
params = dh1_handler()
if params:
print "[pbp] secret exponent", b85encode(params[0])
print "[pbp] public component", b85encode(params[1])
clearmem(params[0])
# receive ECDH
ensure_self_specified(opts)
chaining_encrypt_handler(opts.infile,
outfile=opts.outfile,
recipient=opts.recipient[0],
self=opts.self,
basedir=opts.basedir)
# forward decrypt
elif opts.action=='E':
ensure_recipient_specified(opts)
ensure_only_one_recipient(opts)
# TODO could try to find out this automatically if non-ambiguous
ensure_self_specified(opts)
chaining_decrypt_handler(opts.infile,
outfile=opts.outfile,
recipient=opts.recipient[0],
self=opts.self,
basedir=opts.basedir)
# start ECDH
elif opts.action=='ds':
ensure_self_specified(opts)
ensure_dhparam_specified(opts)
ensure_name_specified(opts)
sec = mpecdh_start_handler(opts.name, opts.dh_peers, opts.self, opts.infile, opts.outfile, opts.basedir)
if sec:
print >>sys.stderr, "pushed shared secret, hash", b85encode(nacl.crypto_generichash(sec, outlen=6))
clearmem(sec)
sec = None
# finish ECDH
elif opts.action=='de':
def test_oob_chaining(self):
# this test is sadly ugly, sorry.
publickey.Identity('alice', basedir=self.pbp_path, create=True)
publickey.Identity('bob', basedir=self.pbp_path, create=True)
msg = self.tmp_dir + '/msg'
msg2 = self.tmp_dir + '/msg2'
ct = self.tmp_dir + '/ct'
ct2 = self.tmp_dir + '/ct2'
ct3 = self.tmp_dir + '/ct3'
ct4 = self.tmp_dir + '/ct4'
ct5 = self.tmp_dir + '/ct5'
sender, receiver = 'alice', 'bob'
# do some proper exchange
for i in xrange(5):
with open(msg, 'w') as fd:
fd.write(str(i) * 1080)
pbp.chaining_encrypt_handler(infile=msg,
outfile=ct,
recipient=receiver,
self=sender,
basedir=self.pbp_path)
pbp.chaining_decrypt_handler(infile=ct,
outfile=msg2,
recipient=sender,
self=receiver,
basedir=self.pbp_path)
with open(msg2, 'r') as fd:
res = fd.read()
self.assertEquals(res, str(i) * 1080)
sender, receiver = receiver, sender
with open(msg, 'w') as fd:
fd.write('a' * 1080)
pbp.chaining_encrypt_handler(infile=msg,
outfile=ct,
recipient='alice',
self='bob',
basedir=self.pbp_path)
pbp.chaining_decrypt_handler(infile=ct,
outfile=msg2,
recipient='bob',
self='alice',
basedir=self.pbp_path)
with open(msg2, 'r') as fd:
res = fd.read()
self.assertEquals(res, 'a' * 1080)
# resend previous message
pbp.chaining_encrypt_handler(infile=msg,
outfile=ct,
recipient='alice',
self='bob',
basedir=self.pbp_path)
pbp.chaining_decrypt_handler(infile=ct,
outfile=msg2,
recipient='bob',
self='alice',
basedir=self.pbp_path)
with open(msg2, 'r') as fd:
res = fd.read()
self.assertEquals(res, 'a' * 1080)
# answer message but mess up order
# would be nice to have random tests here, instead of the following synthetic
# b3,a1,b2,b1,a2 - where the letter is the recipent, and the number the order of creation
# 1st msg
with open(msg, 'w') as fd:
fd.write('b1' * 1080)
pbp.chaining_encrypt_handler(infile=msg,
outfile=ct,
recipient='bob',
self='alice',
basedir=self.pbp_path)
# 2nd msg
with open(msg, 'w') as fd:
fd.write('b2' * 1080)
pbp.chaining_encrypt_handler(infile=msg,
outfile=ct2,
recipient='bob',
self='alice',
basedir=self.pbp_path)
# 3rd msg
with open(msg, 'w') as fd:
fd.write('b3' * 1080)
pbp.chaining_encrypt_handler(infile=msg,
outfile=ct3,
recipient='bob',
self='alice',
basedir=self.pbp_path)
# and 1st message in the other direction at the same time
with open(msg, 'w') as fd:
fd.write('a1' * 1080)
pbp.chaining_encrypt_handler(infile=msg,
outfile=ct4,
recipient='alice',
self='bob',
basedir=self.pbp_path)
# 2nd message in the other direction at the same time
with open(msg, 'w') as fd:
fd.write('a2' * 1080)
pbp.chaining_encrypt_handler(infile=msg,
outfile=ct5,
recipient='alice',
self='bob',
basedir=self.pbp_path)
# 3rd msg decrypt
pbp.chaining_decrypt_handler(infile=ct3,
outfile=msg2,
recipient='alice',
self='bob',
basedir=self.pbp_path)
with open(msg2, 'r') as fd:
res = fd.read()
self.assertEquals(res, 'b3' * 1080)
# other direction decrypt
pbp.chaining_decrypt_handler(infile=ct4,
outfile=msg2,
recipient='bob',
self='alice',
basedir=self.pbp_path)
with open(msg2, 'r') as fd:
res = fd.read()
self.assertEquals(res, 'a1' * 1080)
# 2nd msg decrypt
pbp.chaining_decrypt_handler(infile=ct2,
outfile=msg2,
recipient='alice',
self='bob',
basedir=self.pbp_path)
with open(msg2, 'r') as fd:
res = fd.read()
self.assertEquals(res, 'b2' * 1080)
# 1st msg decrypt
pbp.chaining_decrypt_handler(infile=ct,
outfile=msg2,
recipient='alice',
self='bob',
basedir=self.pbp_path)
with open(msg2, 'r') as fd:
res = fd.read()
self.assertEquals(res, 'b1' * 1080)
# other direction 2nd decrypt
pbp.chaining_decrypt_handler(infile=ct5,
outfile=msg2,
recipient='bob',
self='alice',
basedir=self.pbp_path)
with open(msg2, 'r') as fd:
res = fd.read()
self.assertEquals(res, 'a2' * 1080)