def _generate_envelope():
acc1 = gen_account_id()
acc2 = gen_account_id()
operations = [gen_payment_op(acc2)]
envelope_xdr = gen_tx_envelope_xdr(acc1, 1, operations,
gen_text_memo(b'somememo'))
return te.TransactionEnvelope.from_xdr(base64.b64encode(envelope_xdr))
def test_from_proto_text_memo(self):
op_result = gen_payment_op_result(xdr_const.PAYMENT_UNDERFUNDED)
result_xdr = gen_result_xdr(xdr_const.txFAILED, [op_result])
tx_src = gen_account_id()
dest = gen_account_id()
operations = [gen_payment_op(dest, amount=20)]
envelope_xdr = gen_tx_envelope_xdr(tx_src, 1, operations,
gen_text_memo(b'somememo'))
history_item = tx_pb.HistoryItem(
hash=model_pb2.TransactionHash(value=b'somehash'),
result_xdr=result_xdr,
envelope_xdr=envelope_xdr,
cursor=tx_pb.Cursor(value=b'cursor1'),
)
data = TransactionData.from_proto(history_item)
assert data.tx_hash == b'somehash'
assert len(data.payments) == 1
payment = data.payments[0]
assert payment.sender.raw == tx_src.ed25519
assert payment.destination.raw == dest.ed25519
assert payment.tx_type == TransactionType.UNKNOWN
assert payment.quarks == 20
assert not payment.invoice
assert payment.memo == 'somememo'
def test_payments_from_envelope(self):
acc1 = gen_account_id()
acc2 = gen_account_id()
acc3 = gen_account_id()
operations = [
gen_payment_op(acc2, amount=20),
gen_payment_op(acc3, src=acc2, amount=40)
]
envelope_xdr = gen_tx_envelope_xdr(acc1, 1, operations,
gen_text_memo(b'somememo'))
env = te.TransactionEnvelope.from_xdr(base64.b64encode(envelope_xdr))
payments = ReadOnlyPayment.payments_from_envelope(env)
assert len(payments) == 2
assert payments[0].sender.raw == acc1.ed25519
assert payments[0].destination.raw == acc2.ed25519
assert payments[0].tx_type == TransactionType.UNKNOWN
assert payments[0].quarks == 20
assert not payments[0].invoice
assert payments[0].memo == 'somememo'
assert payments[1].sender.raw == acc2.ed25519
assert payments[1].destination.raw == acc3.ed25519
assert payments[1].tx_type == TransactionType.UNKNOWN
assert payments[1].quarks == 40
assert not payments[1].invoice
assert payments[1].memo == 'somememo'
def _generate_kin_2_envelope():
acc1 = gen_account_id()
acc2 = gen_account_id()
operations = [gen_kin_2_payment_op(acc2)]
envelope_xdr = gen_tx_envelope_xdr(acc1, 1, operations,
gen_text_memo(b'somememo'))
return envelope_from_xdr(KIN_2_TEST_NETWORK, base64.b64encode(envelope_xdr))
def test_from_proto_stellar_text_memo(self):
op_result = gen_payment_op_result(xdr_const.PAYMENT_UNDERFUNDED)
result_xdr = gen_result_xdr(xdr_const.txFAILED, [op_result])
tx_src = gen_account_id()
dest = gen_account_id()
operations = [gen_payment_op(dest, amount=20)]
envelope_xdr = gen_tx_envelope_xdr(tx_src, 1, operations,
gen_text_memo(b'somememo'))
history_item = tx_pb.HistoryItem(
transaction_id=model_pb.TransactionId(value=b'somehash'),
cursor=tx_pb.Cursor(value=b'cursor1'),
stellar_transaction=model_pb.StellarTransaction(
result_xdr=result_xdr,
envelope_xdr=envelope_xdr,
),
payments=[
tx_pb.HistoryItem.Payment(
source=model_pb.SolanaAccountId(value=tx_src.ed25519),
destination=model_pb.SolanaAccountId(value=dest.ed25519),
amount=20,
),
],
)
data = TransactionData.from_proto(
history_item, tx_pb.GetTransactionResponse.State.SUCCESS)
assert data.tx_id == b'somehash'
assert data.transaction_state == TransactionState.SUCCESS
assert len(data.payments) == 1
payment = data.payments[0]
assert payment.sender.raw == tx_src.ed25519
assert payment.destination.raw == dest.ed25519
assert payment.tx_type == TransactionType.UNKNOWN
assert payment.quarks == 20
assert not payment.invoice
assert payment.memo == 'somememo'
def test_handle_sign_transaction(self):
secret = 'secret'
handler = WebhookHandler(secret=secret)
acc1 = gen_account_id()
acc2 = gen_account_id()
operations = [gen_payment_op(acc2)]
envelope_xdr = gen_tx_envelope_xdr(acc1, 1, operations,
gen_text_memo(b'somememo'))
data = {
'kin_version': 3,
'envelope_xdr': base64.b64encode(envelope_xdr).decode()
}
req_body = json.dumps(data)
sig = base64.b64encode(hmac.new(secret.encode(), req_body.encode(), hashlib.sha256).digest())
text_sig = base64.b64encode(hmac.new(secret.encode(), b'someotherdata', hashlib.sha256).digest())
# invalid signature
status_code, resp_body = handler.handle_sign_transaction(self._sign_tx_success, text_sig, req_body)
assert status_code == 401
assert resp_body == ''
# invalid req body
status_code, resp_body = handler.handle_sign_transaction(self._sign_tx_success, text_sig,
'someotherdata')
assert status_code == 400
assert resp_body == 'invalid request body'
# webhook request error
status_code, resp_body = handler.handle_sign_transaction(self._sign_tx_raise_webhook_request_error, sig,
req_body)
assert status_code == 400
assert resp_body == 'some error'
# other error
status_code, resp_body = handler.handle_sign_transaction(self._sign_tx_raise_other_error, sig, req_body)
assert status_code == 500
assert resp_body == 'bad stuff'
# rejected
status_code, resp_body = handler.handle_sign_transaction(self._sign_tx_return_rejected, sig, req_body)
assert status_code == 403
assert json.loads(resp_body) == {
'invoice_errors': [
{'operation_index': 0, 'reason': InvoiceErrorReason.UNKNOWN.to_lowercase()}
]
}
# successful
status_code, resp_body = handler.handle_sign_transaction(self._sign_tx_success, sig, req_body)
assert status_code == 200
actual_env = te.TransactionEnvelope.from_xdr(json.loads(resp_body)['envelope_xdr'])
_TEST_PRIVATE_KEY.verify(actual_env.hash_meta(), actual_env.signatures[-1].signature)
# fake signature with no webhook secret should result in a successful response
handler = WebhookHandler()
status_code, resp_body = handler.handle_sign_transaction(self._sign_tx_success, "fakesig", req_body)
assert status_code == 200
actual_env = te.TransactionEnvelope.from_xdr(json.loads(resp_body)['envelope_xdr'])
_TEST_PRIVATE_KEY.verify(actual_env.hash_meta(), actual_env.signatures[-1].signature)
