def _generate_tx(with_il: Optional[bool] = False) -> Tuple[solana.Transaction, Optional[model_pb2.InvoiceList]]:
il = None
instructions = []
if with_il:
il = model_pb2.InvoiceList(
invoices=[
model_pb2.Invoice(
items=[
model_pb2.Invoice.LineItem(title='title1', description='desc1', amount=50, sku=b'somesku')
]
)
]
)
fk = InvoiceList.from_proto(il).get_sha_224_hash()
memo = AgoraMemo.new(1, TransactionType.P2P, 0, fk)
instructions.append(solana.memo_instruction(base64.b64encode(memo.val).decode('utf-8')))
keys = [key.public_key for key in generate_keys(3)]
instructions.append(solana.transfer(
keys[0],
keys[1],
keys[2],
20,
), )
return solana.Transaction.new(
_SIGNING_KEY.public_key,
instructions
), il
def from_json(cls, data: dict) -> 'TransactionEvent':
kin_version = data.get('kin_version')
if not kin_version:
raise ValueError('kin_version is required')
if kin_version > 4 or kin_version < 2:
raise ValueError(f'invalid kin version: {kin_version}')
tx_id = base64.b64decode(data.get('tx_id')) if 'tx_id' in data else b''
if len(tx_id) == 0:
tx_id = base64.b64decode(
data.get('tx_hash')) if 'tx_hash' in data else b''
if len(tx_id) == 0:
raise ValueError('`tx_id` or `tx_hash` is required')
il = data.get('invoice_list')
if il:
proto_il = model_pb2.InvoiceList()
proto_il.ParseFromString(il)
invoice_list = InvoiceList.from_proto(proto_il)
else:
invoice_list = None
tx_event = cls(kin_version, tx_id, invoice_list=invoice_list)
solana_data = data.get('solana_event', None)
if solana_data:
tx_event.solana_event = SolanaEvent.from_json(solana_data)
stellar_data = data.get('stellar_event', None)
if stellar_data:
tx_event.stellar_event = StellarEvent.from_json(stellar_data)
return tx_event
def from_json(cls, data: dict):
kin_version = data.get('kin_version')
if not kin_version:
raise ValueError('kin_version is required')
tx_hash = base64.b64decode(
data.get('tx_hash') if 'tx_hash' in data else b'')
if len(tx_hash) == 0:
raise ValueError('tx_hash is required')
il = data.get('invoice_list')
if il:
proto_il = model_pb2.InvoiceList()
proto_il.ParseFromString(il)
invoice_list = InvoiceList.from_proto(proto_il)
else:
invoice_list = None
data = data.get('stellar_data')
stellar_data = StellarData.from_json(data) if data else None
return cls(kin_version,
tx_hash,
invoice_list=invoice_list,
stellar_data=stellar_data)
def from_proto(
cls, item: tx_pb_v4.HistoryItem,
state: tx_pb_v4.GetTransactionResponse.State) -> 'TransactionData':
payments = []
if item.invoice_list and item.invoice_list.invoices:
if len(item.payments) != len(item.invoice_list.invoices):
raise ValueError(
'number of invoices does not match number of payments')
il = InvoiceList.from_proto(item.invoice_list)
else:
il = None
tx_type = TransactionType.UNKNOWN
memo = None
if item.solana_transaction.value:
solana_tx = solana.Transaction.unmarshal(
item.solana_transaction.value)
program_idx = solana_tx.message.instructions[0].program_index
if solana_tx.message.accounts[
program_idx] == solana.MEMO_PROGRAM_KEY:
decompiled_memo = solana.decompile_memo(solana_tx.message, 0)
memo_data = decompiled_memo.data.decode('utf-8')
try:
agora_memo = AgoraMemo.from_b64_string(memo_data)
tx_type = agora_memo.tx_type()
except ValueError:
memo = memo_data
elif item.stellar_transaction.envelope_xdr:
env = te.TransactionEnvelope.from_xdr(
base64.b64encode(item.stellar_transaction.envelope_xdr))
tx = env.tx
if isinstance(tx.memo, stellar_memo.HashMemo):
try:
agora_memo = AgoraMemo.from_base_memo(tx.memo)
tx_type = agora_memo.tx_type()
except ValueError:
pass
elif isinstance(tx.memo, stellar_memo.TextMemo):
memo = tx.memo.text.decode()
for idx, p in enumerate(item.payments):
inv = il.invoices[idx] if il and il.invoices else None
payments.append(
ReadOnlyPayment(PublicKey(p.source.value),
PublicKey(p.destination.value),
tx_type,
p.amount,
invoice=inv,
memo=memo))
return cls(
item.transaction_id.value,
TransactionState.from_proto_v4(state),
payments,
error=TransactionErrors.from_proto_error(item.transaction_error)
if item.transaction_error else None,
)
def test_payments_from_transaction_with_invoice_list(self):
il = model_pb2.InvoiceList(invoices=[
model_pb2.Invoice(
items=[
model_pb2.Invoice.LineItem(title='t1', amount=10),
]
),
model_pb2.Invoice(
items=[
model_pb2.Invoice.LineItem(title='t1', amount=15),
]
),
])
fk = InvoiceList.from_proto(il).get_sha_224_hash()
memo = AgoraMemo.new(1, TransactionType.P2P, 0, fk)
keys = [key.public_key for key in generate_keys(5)]
token_program = keys[4]
tx = solana.Transaction.new(
keys[0],
[
solana.memo_instruction(base64.b64encode(memo.val).decode('utf-8')),
solana.transfer(
keys[1],
keys[2],
keys[3],
20,
token_program,
),
solana.transfer(
keys[2],
keys[3],
keys[1],
40,
token_program,
),
]
)
payments = ReadOnlyPayment.payments_from_transaction(tx, il)
assert len(payments) == 2
assert payments[0].sender == keys[1]
assert payments[0].destination == keys[2]
assert payments[0].tx_type == TransactionType.P2P
assert payments[0].quarks == 20
assert payments[0].invoice == Invoice.from_proto(il.invoices[0])
assert not payments[0].memo
assert payments[1].sender == keys[2]
assert payments[1].destination == keys[3]
assert payments[1].tx_type == TransactionType.P2P
assert payments[1].quarks == 40
assert payments[1].invoice == Invoice.from_proto(il.invoices[1])
assert not payments[1].memo
def test_get_transaction(self, grpc_channel, executor, app_index_client):
tx_hash = b'somehash'
future = executor.submit(app_index_client.get_transaction, tx_hash)
_, request, rpc = grpc_channel.take_unary_unary(
tx_pb.DESCRIPTOR.services_by_name['Transaction'].methods_by_name['GetTransaction']
)
# Create full response
op_result = gen_payment_op_result(xdr_const.PAYMENT_SUCCESS)
result_xdr = gen_result_xdr(xdr_const.txSUCCESS, [op_result, op_result])
il = model_pb2.InvoiceList(invoices=[
model_pb2.Invoice(
items=[
model_pb2.Invoice.LineItem(title='t1', amount=15),
]
),
])
fk = InvoiceList.from_proto(il).get_sha_224_hash()
memo = AgoraMemo.new(1, TransactionType.EARN, 1, fk)
hash_memo = gen_hash_memo(memo.val)
acc1 = gen_account_id()
acc2 = gen_account_id()
operations = [gen_payment_op(acc2, amount=15)]
envelope_xdr = gen_tx_envelope_xdr(acc1, 1, operations, hash_memo)
history_item = tx_pb.HistoryItem(
hash=model_pb2.TransactionHash(value=tx_hash),
result_xdr=result_xdr,
envelope_xdr=envelope_xdr,
cursor=tx_pb.Cursor(value=b'cursor1'),
invoice_list=il,
)
resp = tx_pb.GetTransactionResponse(
state=tx_pb.GetTransactionResponse.State.SUCCESS,
ledger=10,
item=history_item,
)
rpc.terminate(resp, (), grpc.StatusCode.OK, '')
tx_data = future.result()
assert tx_data.tx_hash == tx_hash
assert len(tx_data.payments) == 1
assert not tx_data.error
payment1 = tx_data.payments[0]
assert payment1.sender.raw == acc1.ed25519
assert payment1.destination.raw == acc2.ed25519
assert payment1.tx_type == memo.tx_type()
assert payment1.quarks == 15
assert (payment1.invoice.to_proto().SerializeToString() == il.invoices[0].SerializeToString())
assert not payment1.memo
assert request.transaction_hash.value == tx_hash
def test_from_proto_agora_memo(self):
op_result = gen_payment_op_result(xdr_const.PAYMENT_SUCCESS)
result_xdr = gen_result_xdr(xdr_const.txSUCCESS,
[op_result, op_result])
il = model_pb2.InvoiceList(invoices=[
model_pb2.Invoice(items=[
model_pb2.Invoice.LineItem(title='t1', amount=10),
]),
model_pb2.Invoice(items=[
model_pb2.Invoice.LineItem(title='t1', amount=15),
]),
])
fk = InvoiceList.from_proto(il).get_sha_224_hash()
memo = AgoraMemo.new(1, TransactionType.P2P, 0, fk)
hash_memo = gen_hash_memo(memo.val)
acc1 = gen_account_id()
acc2 = gen_account_id()
acc3 = gen_account_id()
operations = [
gen_payment_op(acc2, src=acc1, amount=10),
gen_payment_op(acc1, src=acc2, amount=15),
]
envelope_xdr = gen_tx_envelope_xdr(acc3, 1, operations, hash_memo)
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'),
invoice_list=il,
)
data = TransactionData.from_proto(history_item)
assert data.tx_hash == b'somehash'
assert len(data.payments) == 2
payment1 = data.payments[0]
assert payment1.sender.raw == acc1.ed25519
assert payment1.destination.raw == acc2.ed25519
assert payment1.tx_type == memo.tx_type()
assert payment1.quarks == 10
assert (payment1.invoice.to_proto().SerializeToString() ==
il.invoices[0].SerializeToString())
assert not payment1.memo
payment2 = data.payments[1]
assert payment2.sender.raw == acc2.ed25519
assert payment2.destination.raw == acc1.ed25519
assert payment2.tx_type == TransactionType.P2P
assert payment2.quarks == 15
assert (payment2.invoice.to_proto().SerializeToString() ==
il.invoices[1].SerializeToString())
assert not payment2.memo
def test_from_proto(self):
proto = model_pb2.InvoiceList(invoices=[
model_pb2.Invoice(items=[
model_pb2.Invoice.LineItem(title='t1', amount=100),
]),
model_pb2.Invoice(items=[
model_pb2.Invoice.LineItem(title='t2', amount=150),
])
])
invoice_list = InvoiceList.from_proto(proto)
assert len(invoice_list.invoices) == len(proto.invoices)
for idx, invoice in enumerate(invoice_list.invoices):
proto_invoice = invoice_list.invoices[idx]
assert len(invoice.items) == len(proto_invoice.items)
assert invoice.items[0].title == proto_invoice.items[0].title
assert invoice.items[0].amount == proto_invoice.items[0].amount
def from_json(cls, data: dict) -> 'TransactionEvent':
tx_id = base64.b64decode(data.get('tx_id')) if 'tx_id' in data else b''
if len(tx_id) == 0:
raise ValueError('`tx_id` is required')
il = data.get('invoice_list')
if il:
proto_il = Parse(json.dumps(il), model_pb2.InvoiceList())
invoice_list = InvoiceList.from_proto(proto_il)
else:
invoice_list = None
solana_data = data.get('solana_event', None)
if not solana_data:
raise ValueError('`solana_event` is required')
return cls(tx_id,
SolanaEvent.from_json(solana_data),
invoice_list=invoice_list)
def test_payments_from_envelope_with_invoice_list(self):
il = model_pb2.InvoiceList(invoices=[
model_pb2.Invoice(
items=[
model_pb2.Invoice.LineItem(title='t1', amount=10),
]
),
model_pb2.Invoice(
items=[
model_pb2.Invoice.LineItem(title='t1', amount=15),
]
),
])
fk = InvoiceList.from_proto(il).get_sha_224_hash()
memo = AgoraMemo.new(1, TransactionType.P2P, 0, fk)
hash_memo = gen_hash_memo(memo.val)
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, hash_memo)
env = te.TransactionEnvelope.from_xdr(base64.b64encode(envelope_xdr))
payments = ReadOnlyPayment.payments_from_envelope(env, il)
assert len(payments) == 2
assert payments[0].sender.raw == acc1.ed25519
assert payments[0].destination.raw == acc2.ed25519
assert payments[0].tx_type == TransactionType.P2P
assert payments[0].quarks == 20
assert payments[0].invoice == Invoice.from_proto(il.invoices[0])
assert not payments[0].memo
assert payments[1].sender.raw == acc2.ed25519
assert payments[1].destination.raw == acc3.ed25519
assert payments[1].tx_type == TransactionType.P2P
assert payments[1].quarks == 40
assert payments[1].invoice == Invoice.from_proto(il.invoices[1])
assert not payments[1].memo
def test_from_json_kin_4(self):
il = model_pb2.InvoiceList(
invoices=[
model_pb2.Invoice(
items=[
model_pb2.Invoice.LineItem(title='title1', description='desc1', amount=50, sku=b'somesku')
]
)
]
)
fk = InvoiceList.from_proto(il).get_sha_224_hash()
memo = AgoraMemo.new(1, TransactionType.P2P, 0, fk)
keys = [key.public_key for key in generate_keys(4)]
token_program = keys[3]
tx = solana.Transaction.new(
keys[0],
[
solana.memo_instruction(base64.b64encode(memo.val).decode('utf-8')),
solana.transfer(
keys[1],
keys[2],
keys[3],
20,
token_program,
),
]
)
data = {
'kin_version': 4,
'solana_transaction': base64.b64encode(tx.marshal()),
'invoice_list': base64.b64encode(il.SerializeToString()),
}
req = SignTransactionRequest.from_json(data, Environment.TEST)
assert len(req.payments) == 1
assert req.payments[0].invoice == Invoice.from_proto(il.invoices[0])
assert req.kin_version == data['kin_version']
assert req.transaction == tx
def from_json(cls, data: dict):
envelope_xdr = data.get('envelope_xdr', "")
if len(envelope_xdr) == 0:
raise ValueError('envelope_xdr is required')
env = te.TransactionEnvelope.from_xdr(envelope_xdr)
kin_version = data.get('kin_version')
if not kin_version:
raise ValueError('kin_version is required')
il_str = data.get('invoice_list')
if il_str:
proto_il = model_pb2.InvoiceList()
proto_il.ParseFromString(base64.b64decode(il_str))
il = InvoiceList.from_proto(proto_il)
else:
il = None
return cls(ReadOnlyPayment.payments_from_envelope(env, il),
kin_version,
envelope=env)
def test_payments_from_transaction_invalid(self):
il = model_pb2.InvoiceList(invoices=[
model_pb2.Invoice(
items=[
model_pb2.Invoice.LineItem(title='t1', amount=10),
]
),
])
fk = InvoiceList.from_proto(il).get_sha_224_hash()
memo = AgoraMemo.new(1, TransactionType.P2P, 0, fk)
keys = [key.public_key for key in generate_keys(5)]
token_program = keys[4]
tx = solana.Transaction.new(
keys[0],
[
solana.memo_instruction(base64.b64encode(memo.val).decode('utf-8')),
solana.transfer(
keys[1],
keys[2],
keys[3],
20,
token_program,
),
solana.transfer(
keys[2],
keys[3],
keys[1],
40,
token_program,
),
]
)
# mismatching number of invoices and instructions
with pytest.raises(ValueError):
ReadOnlyPayment.payments_from_transaction(tx, il)
def test_from_proto_solana_agora_memo(self):
acc1, acc2, token_program = [
key.public_key for key in generate_keys(3)
]
il = model_pb_v3.InvoiceList(invoices=[
model_pb_v3.Invoice(items=[
model_pb_v3.Invoice.LineItem(title='t1', amount=10),
]),
model_pb_v3.Invoice(items=[
model_pb_v3.Invoice.LineItem(title='t1', amount=15),
]),
])
fk = InvoiceList.from_proto(il).get_sha_224_hash()
agora_memo = AgoraMemo.new(1, TransactionType.P2P, 0, fk)
tx = Transaction.new(PrivateKey.random().public_key, [
memo_instruction(base64.b64encode(agora_memo.val).decode('utf-8')),
transfer(acc1, acc2,
PrivateKey.random().public_key, 10),
transfer(acc2, acc1,
PrivateKey.random().public_key, 15),
])
history_item = tx_pb.HistoryItem(
transaction_id=model_pb.TransactionId(value=b'somehash'),
cursor=tx_pb.Cursor(value=b'cursor1'),
solana_transaction=model_pb.Transaction(value=tx.marshal(), ),
payments=[
tx_pb.HistoryItem.Payment(
source=model_pb.SolanaAccountId(value=acc1.raw),
destination=model_pb.SolanaAccountId(value=acc2.raw),
amount=10,
),
tx_pb.HistoryItem.Payment(
source=model_pb.SolanaAccountId(value=acc2.raw),
destination=model_pb.SolanaAccountId(value=acc1.raw),
amount=15,
),
],
invoice_list=il,
)
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) == 2
payment1 = data.payments[0]
assert payment1.sender.raw == acc1.raw
assert payment1.destination.raw == acc2.raw
assert payment1.tx_type == TransactionType.P2P
assert payment1.quarks == 10
assert (payment1.invoice.to_proto().SerializeToString() ==
il.invoices[0].SerializeToString())
assert not payment1.memo
payment2 = data.payments[1]
assert payment2.sender.raw == acc2.raw
assert payment2.destination.raw == acc1.raw
assert payment2.tx_type == TransactionType.P2P
assert payment2.quarks == 15
assert (payment2.invoice.to_proto().SerializeToString() ==
il.invoices[1].SerializeToString())
assert not payment2.memo