def obtain_raw_tx():
# if old_operation is None:
_memo = memo.encrypt(memo_plain)
_expiration = Config.get("bitshares", "transaction_expiration_in_sec", 60 * 60 * 24) # 24 hours
# else:
# memo_encrypted = memo.encrypt(memo_plain)
op = operations.Transfer(**{
"fee": {
"amount": 0,
"asset_id": "1.3.0"
}, # will be replaced
"from": from_account["id"],
"to": to_account["id"],
"amount": amount.json(),
"memo": _memo,
"prefix": bitshares_instance.prefix
})
tx = TransactionBuilder(
bitshares_instance=bitshares_instance
)
tx.appendOps(op)
tx.set_expiration(_expiration)
# Build the transaction, obtain fee to be paid
tx.constructTx()
return tx.json()
def broadcast(ctx, filename):
if filename:
tx = filename.read()
else:
tx = sys.stdin.read()
tx = TransactionBuilder(eval(tx), bitshares_instance=ctx.bitshares)
tx.broadcast()
pprint(tx.json())
def send_claim(ctx, claim_expiration):
proposalBuilder = ProposalBuilder("vel-ma", claim_expiration
or 2 * 24 * 60 * 60)
tx = TransactionBuilder(eval(proposalBuilder.json()),
bitshares_instance=ctx.bitshares)
tx.broadcast()
print_tx(tx.json())
def sign(ctx, filename):
if filename:
tx = filename.read()
else:
tx = sys.stdin.read()
tx = TransactionBuilder(eval(tx), bitshares_instance=ctx.bitshares)
tx.appendMissingSignatures()
tx.sign()
pprint(tx.json())
def broadcast(ctx, filename):
""" Broadcast a json-formatted transaction
"""
if filename:
tx = filename.read()
else:
tx = sys.stdin.read()
tx = TransactionBuilder(eval(tx), bitshares_instance=ctx.bitshares)
tx.broadcast()
print_tx(tx.json())
def sign(ctx, filename):
""" Sign a json-formatted transaction
"""
if filename:
tx = filename.read()
else:
tx = sys.stdin.read()
tx = TransactionBuilder(eval(tx), bitshares_instance=ctx.bitshares)
tx.appendMissingSignatures()
tx.sign()
print_tx(tx.json())
def broadcast_transaction(signed_transaction, bitshares_instance=None):
if type(signed_transaction) == str:
signed_transaction = json.loads(signed_transaction)
tx = TransactionBuilder(
signed_transaction,
bitshares_instance=bitshares_instance
)
# Only broadcast if case 2 || 3
assert len(tx.json()["operations"]) == 1, "Only one op per transaction allowed"
from_account = tx.json()["operations"][0][1]["from"]
to_account = tx.json()["operations"][0][1]["to"]
# insert all transactions into storage
storage = _get_os()
def map_operation(tx, op_in_tx, operation):
assert operation[0] == 0, "We only deal with transfers!"
j = dict(
op=operation,
decoded_memo=tx["decoded_memo"],
expiration=tx["expiration"],
op_in_tx=op_in_tx,
transaction_id=tx["transaction_id"]
)
if tx.get("incident_id", None) is not None:
j["incident_id"] = tx["incident_id"]
return operation_formatter.decode_operation(j)
for op_in_tx, operation in enumerate(tx.get("operations", [])):
storage.insert_operation(map_operation(tx, op_in_tx, operation))
exception_occured = None
try:
# check validity
tx.verify_authority()
except Exception as e:
exception_occured = e
if exception_occured is None and from_account != to_account:
try:
tx = tx.broadcast()
if tx.get("id", None):
return {"hash": tx["id"] + ":" + str(tx["trx_num"]), "block": tx["block_num"]}
else:
return {"hash": "no_id_given", "block": -1}
except UnhandledRPCError as e:
if "insufficient_balance" in str(e):
raise NotEnoughBalanceException()
elif "amount.amount > 0" in str(e):
raise AmountTooSmallException()
elif "now <= trx.expiration" in str(e):
raise TransactionExpiredException()
else:
raise e
except Exception as e:
exception_occured = e
if exception_occured:
# this operation might not exist
for op_in_tx, operation in enumerate(tx.get("operations", [])):
storage.flag_operation_failed(map_operation(tx, op_in_tx, operation),
str(exception_occured))
raise exception_occured
if from_account == to_account:
block_num = bitshares_instance.rpc.get_dynamic_global_properties()['last_irreversible_block_num']
# This happens in case of virtual consolidation transactions/transfers
for op_in_tx, operation in enumerate(tx.get("operations", [])):
op = map_operation(tx, op_in_tx, operation)
op["block_num"] = block_num + (op_in_tx + 1) * 0.1
op["tx_in_block"] = 0
op["fee_value"] = 0
storage.flag_operation_completed(op)
return {"hash": "virtual_transfer", "block": op["block_num"]}
else:
raise Exception("This should be unreachable")