def test_ecdh(tmpdir):
"""
Test and ECDH key exchange
:param tmpdir:
:return:
"""
alicedir = os.path.join(tmpdir.strpath, "alice")
os.makedirs(alicedir)
identity.first_run(alicedir)
alicepriv = identity.get_priv_keyfilename(alicedir)
aliceprivkey = identity.load(alicepriv)
bobdir = os.path.join(tmpdir.strpath, "bob")
os.makedirs(bobdir)
identity.first_run(bobdir)
bobpriv = identity.get_priv_keyfilename(bobdir)
bobprivkey = identity.load(bobpriv)
alicepub = identity.loadpub(identity.get_pub_keyfilename(alicedir))
bobpub = identity.loadpub(identity.get_pub_keyfilename(bobdir))
shared_bob = identity.ecdh(bobprivkey, alicepub)
shared_alice = identity.ecdh(aliceprivkey, bobpub)
assert shared_alice == shared_bob
def run_server(request):
"""
Run the server as a background process
:return:
"""
cmd = ["python", "iffserver.py"]
proc = subprocess.Popen(cmd, cwd=SERVER)
def fin():
"""
Kill off the server
:return:
"""
proc.terminate()
if request:
request.addfinalizer(fin)
pubkey = identity.get_pub_keyfilename(os.path.join(SERVER, "libs"))
waited = 0
while not os.path.exists(pubkey):
time.sleep(2)
waited += 2
assert proc.returncode is None
assert waited < 60, "server did not generate a keypair!"
serverpub = identity.loadpub(pubkey)
return proc, serverpub
def test_generate_sign(tmpdir):
"""
Test key generation
:param tmpdir:
:return:
"""
datafolder = tmpdir.strpath
identity.first_run(datafolder)
keyfile = identity.get_priv_keyfilename(datafolder)
assert os.path.isfile(keyfile)
key = identity.load(keyfile)
signature = identity.sign_string(key, "hello")
pub = identity.loadpub(identity.get_pub_keyfilename(datafolder))
assert identity.verify_string(pub, signature, "hello")