def test_verify_challenge_tx(self):
server_kp = Keypair.random()
client_kp = Keypair.random()
timeout = 600
network = 'Public Global Stellar Network ; September 2015'
archor_name = "SDF"
challenge = Builder.challenge_tx(
server_secret=server_kp.seed().decode(),
client_account_id=client_kp.address().decode(),
archor_name=archor_name,
network=network,
timeout=timeout)
challenge.sign()
challenge_tx_server_signed = challenge.gen_xdr()
transaction = Builder(
client_kp.seed().decode(),
network='Public Global Stellar Network ; September 2015',
sequence=0,
fee=100)
transaction.import_from_xdr(challenge_tx_server_signed)
transaction.sign()
challenge_tx = transaction.gen_xdr()
Builder.verify_challenge_tx(
challenge_tx,
server_kp.address().decode(),
'Public Global Stellar Network ; September 2015')
def _challenge_transaction(client_account):
"""
Generate the challenge transaction for a client account.
This is used in `GET <auth>`, as per SEP 10.
Returns the XDR encoding of that transaction.
"""
builder = Builder.challenge_tx(
server_secret=settings.STELLAR_ACCOUNT_SEED,
client_account_id=client_account,
archor_name=ANCHOR_NAME,
network=settings.STELLAR_NETWORK,
)
builder.sign(secret=settings.STELLAR_ACCOUNT_SEED)
envelope_xdr = builder.gen_xdr()
return envelope_xdr.decode("ascii")
def test_challenge_tx(self):
server_kp = Keypair.random()
client_account_id = "GBDIT5GUJ7R5BXO3GJHFXJ6AZ5UQK6MNOIDMPQUSMXLIHTUNR2Q5CFNF"
timeout = 600
network = 'TESTNET'
archor_name = "SDF"
tx = Builder.challenge_tx(server_secret=server_kp.seed().decode(),
client_account_id=client_account_id,
archor_name=archor_name,
network=network,
timeout=timeout)
assert len(tx.ops) == 1
op = tx.ops[0]
assert isinstance(op, ManageData)
assert op.data_name == "SDF auth"
assert len(op.data_value) == 64
assert op.source == client_account_id
now = int(time.time())
assert now - 3 < tx.time_bounds['minTime'] < now + 3
assert tx.time_bounds['maxTime'] - tx.time_bounds['minTime'] == timeout
assert tx.keypair == server_kp
assert tx.sequence == -1
