def make_transactions(id_len_conf=None, idlen=None, no_pubkey=False):
keypair1 = KeyPair()
keypair1.generate()
keypair2 = KeyPair()
keypair2.generate()
global pem1, pem2
pem1 = keypair1.get_private_key_in_pem()
pem2 = keypair2.get_private_key_in_pem()
transactions = list()
if id_len_conf is not None:
bbclib.configure_id_length(id_len_conf)
elif idlen is not None:
bbclib.configure_id_length_all(idlen)
txobj = bbclib.make_transaction(event_num=1, relation_num=1, witness=True)
transactions.append(txobj)
txobj.relations[0].set_asset_group(asset_group_id1).create_asset(user_id=user_id1, asset_body=b'relation:asset_0-0')
txobj.events[0].set_asset_group(asset_group_id1).create_asset(user_id=user_id1, asset_body=b'event:asset_0-0').add_mandatory_approver(user_id1)
transactions[0].add_witness(user_id1)
transactions[0].add_signature(user_id=user_id1, keypair=keypair1)
for i in range(1, 20):
k = i - 1
txobj = bbclib.make_transaction(event_num=1, relation_num=4, witness=True)
txobj.relations[0].set_asset_group(asset_group_id1)\
.create_asset(user_id=user_id1, asset_body=b'relation:asset_1-%d' % i) \
.create_pointer(transaction_id=transactions[k].transaction_id, asset_id=transactions[k].relations[0].asset.asset_id)
txobj.relations[1].set_asset_group(asset_group_id2) \
.create_asset(user_id=user_id2, asset_body=b'relation:asset_2-%d' % i) \
.create_pointer(transaction_id=transactions[k].transaction_id, asset_id=transactions[k].relations[0].asset.asset_id) \
.create_pointer(transaction_id=transactions[0].transaction_id, asset_id=transactions[0].relations[0].asset.asset_id)
txobj.events[0].set_asset_group(asset_group_id1)\
.create_asset(user_id=user_id2, asset_body=b'event:asset_3-%d' % i).add_mandatory_approver(user_id1)
ash = [bbclib.get_new_id("assethash%d" % i)[:bbclib.id_length_conf["asset_id"]] for i in range(5)]
txobj.relations[2].set_asset_group(asset_group_id1)\
.create_asset_raw(asset_id=ash[0], asset_body=b'relation:asset_4-%d' % i) \
.create_pointer(transaction_id=transactions[0].transaction_id, asset_id=transactions[0].relations[0].asset.asset_id) \
.create_pointer(transaction_id=transactions[0].transaction_id, asset_id=None)
txobj.relations[3].set_asset_group(asset_group_id2)\
.create_asset_hash(asset_ids=ash[1:])\
.create_pointer(transaction_id=transactions[0].transaction_id, asset_id=transactions[0].relations[0].asset.asset_id)
txobj.create_reference(asset_group_id1, ref_transaction=transactions[i-1], event_index_in_ref=0)
txobj.create_cross_ref(transactions[0].transaction_id, domain_id=domain_id)
txobj.add_witness(user_id1)
txobj.add_witness(user_id2)
txobj.add_signature(user_id1, keypair=keypair1, no_pubkey=no_pubkey)
txobj.add_signature(user_id2, keypair=keypair2, no_pubkey=no_pubkey)
transactions.append(txobj)
return transactions
def make_transactions(id_len_conf=None, idlen=None, no_pubkey=False):
transactions = list()
if id_len_conf is not None:
bbclib.configure_id_length(id_len_conf)
elif idlen is not None:
bbclib.configure_id_length_all(idlen)
transactions.append(bbclib.make_transaction(relation_num=1, event_num=1, witness=True, version=2))
bbclib.add_relation_asset(transactions[0], relation_idx=0, asset_group_id=asset_group_id1,
user_id=user_id1, asset_body=b'relation:asset_0-0')
bbclib.add_event_asset(transactions[0], event_idx=0, asset_group_id=asset_group_id1,
user_id=user_id1, asset_body=b'event:asset_0-0')
transactions[0].events[0].add(mandatory_approver=user_id1)
transactions[0].witness.add_witness(user_id1)
sig = transactions[0].sign(keypair=keypair1)
transactions[0].witness.add_signature(user_id1, sig)
for i in range(1, 20):
k = i - 1
transactions.append(bbclib.make_transaction(relation_num=2, event_num=1, witness=True, version=2))
bbclib.add_relation_asset(transactions[i], 0, asset_group_id=asset_group_id1, user_id=user_id1,
asset_body=b'relation:asset_1-%d' % i)
bbclib.add_relation_pointer(transactions[i], 0, ref_transaction_id=transactions[k].transaction_id,
ref_asset_id=transactions[k].relations[0].asset.asset_id)
bbclib.add_relation_asset(transactions[i], 1, asset_group_id=asset_group_id2, user_id=user_id2,
asset_body=b'relation:asset_2-%d' % i)
bbclib.add_relation_pointer(transactions[i], 1, ref_transaction_id=transactions[k].transaction_id,
ref_asset_id=transactions[k].relations[0].asset.asset_id)
bbclib.add_relation_pointer(transactions[i], 1, ref_transaction_id=transactions[0].transaction_id,
ref_asset_id=transactions[0].relations[0].asset.asset_id)
bbclib.add_event_asset(transactions[i], event_idx=0, asset_group_id=asset_group_id1,
user_id=user_id2, asset_body=b'event:asset_3-%d' % i)
ash = [bbclib.get_new_id("assethash%d" % i)[:bbclib.id_length_conf["asset_id"]] for i in range(5)]
rtn2 = bbclib.make_relation_with_asset_raw(asset_group_id1, asset_id=ash[0], asset_body=b'relation:asset_4-%d' % i)
rtn3 = bbclib.make_relation_with_asset_hash(asset_group_id2, asset_ids=ash[1:])
transactions[i].add(relation=[rtn2, rtn3])
bbclib.add_relation_pointer(transactions[i], 2, ref_transaction_id=transactions[0].transaction_id,
ref_asset_id=transactions[0].relations[0].asset.asset_id)
bbclib.add_relation_pointer(transactions[i], 2, ref_transaction_id=transactions[0].transaction_id, ref_asset_id=None)
bbclib.add_relation_pointer(transactions[i], 3, ref_transaction_id=transactions[0].transaction_id,
ref_asset_id=transactions[0].relations[0].asset.asset_id)
transactions[i].events[0].add(mandatory_approver=user_id1)
bbclib.add_reference_to_transaction(transactions[i], asset_group_id1, transactions[i-1], 0)
transactions[i].add(cross_ref=bbclib.BBcCrossRef(domain_id=domain_id, transaction_id=transactions[0].transaction_id))
transactions[i].witness.add_witness(user_id1)
transactions[i].witness.add_witness(user_id2)
transactions[i].digest()
sig1 = transactions[i].sign(keypair=keypair1, no_pubkey=no_pubkey)
sig2 = transactions[i].sign(keypair=keypair2, no_pubkey=no_pubkey)
transactions[i].witness.add_signature(user_id1, sig1)
transactions[i].witness.add_signature(user_id2, sig2)
return transactions
def test_01_transaction_with_relation(self):
print("\n-----", sys._getframe().f_code.co_name, "-----")
transaction1 = bbclib.make_transaction(relation_num=1, witness=True)
bbclib.add_relation_asset(transaction1,
relation_idx=0,
asset_group_id=asset_group_id,
user_id=users[0][0],
asset_body=b'ccccc')
for u in users:
transaction1.witness.add_witness(user_id=u[0])
packed_data = transaction1.pack()
unpacked_txobj = bbclib.BBcTransaction()
unpacked_txobj.unpack(packed_data)
print(unpacked_txobj)
for u in users:
sig = unpacked_txobj.sign(keypair=u[1])
unpacked_txobj.add_signature_object(user_id=u[0], signature=sig)
transaction1.add_signature_object(user_id=u[0], signature=sig)
original_packed_tx = transaction1.pack()
recovered_packed_tx = unpacked_txobj.pack()
assert original_packed_tx == recovered_packed_tx
print(transaction1)
def test_06_transaction_with_relation_and_witness(self):
print("\n-----", sys._getframe().f_code.co_name, "-----")
transaction1 = bbclib.make_transaction(relation_num=1, witness=True)
bbclib.add_relation_asset(transaction1,
relation_idx=0,
asset_group_id=asset_group_id,
user_id=user_id,
asset_body=b'ccccc')
bbclib.add_relation_pointer(transaction1,
0,
ref_transaction_id=transaction2.digest())
transaction1.witness.add_witness(user_id)
transaction1.witness.add_witness(user_id2)
sig = transaction1.sign(private_key=keypair2.private_key,
public_key=keypair2.public_key)
if sig is None:
print(bbclib.error_text)
assert sig
transaction1.witness.add_signature(user_id=user_id2, signature=sig)
sig = transaction1.sign(private_key=keypair1.private_key,
public_key=keypair1.public_key)
if sig is None:
print(bbclib.error_text)
assert sig
transaction1.witness.add_signature(user_id=user_id, signature=sig)
print(transaction1)
def test_02_transaction_with_reference_relation(self):
print("\n-----", sys._getframe().f_code.co_name, "-----")
print("**** prepare original (previous) transaction to refer to")
transaction1 = bbclib.make_transaction(event_num=1, witness=True)
transaction1.events[0].add(mandatory_approver=users[0][0])
transaction1.events[0].add(mandatory_approver=users[1][0])
bbclib.add_event_asset(transaction1,
event_idx=0,
asset_group_id=asset_group_id,
user_id=users[0][0],
asset_body=b"data1")
transaction1.witness.add_witness(user_id=users[0][0])
sig = transaction1.sign(keypair=users[0][1])
transaction1.add_signature_object(user_id=users[0][0], signature=sig)
transaction1.digest()
print(transaction1)
transaction2 = bbclib.make_transaction(relation_num=1, witness=True)
bbclib.add_relation_asset(transaction2,
relation_idx=0,
asset_group_id=asset_group_id,
user_id=users[0][0],
asset_body=b'ccccc')
transaction2.witness.add_witness(user_id=users[2][0])
bbclib.add_reference_to_transaction(transaction2, asset_group_id,
transaction1, 0)
transaction2.witness.add_witness(user_id=users[3][0])
print(transaction2)
packed_data = transaction2.pack()
unpacked_txobj = bbclib.BBcTransaction()
unpacked_txobj.unpack(packed_data)
unpacked_txobj.references[0].prepare_reference(transaction1)
#print(unpacked_txobj)
for i in range(len(users) - 2, -1, -1):
sig = unpacked_txobj.sign(keypair=users[i][1])
unpacked_txobj.add_signature_object(user_id=users[i][0],
signature=sig)
transaction2.add_signature_object(user_id=users[i][0],
signature=sig)
print(unpacked_txobj)
original_packed_tx = transaction2.pack()
recovered_packed_tx = unpacked_txobj.pack()
assert original_packed_tx == recovered_packed_tx
def make_transactions(id_len_conf={}, idlen=None):
global transactions
if idlen is None:
configure_id_length(id_len_conf)
else:
bbclib.configure_id_length_all(idlen)
transactions[0] = bbclib.make_transaction(relation_num=1, witness=True)
bbclib.add_relation_asset(transactions[0],
relation_idx=0,
asset_group_id=asset_group_id,
user_id=user_id,
asset_body=b'transaction_0')
transactions[0].witness.add_witness(user_id)
sig = transactions[0].sign(keypair=keypair1)
transactions[0].witness.add_signature(user_id, sig)
txdata[0] = bbclib.serialize(transactions[0])
for i in range(1, 20):
k = i - 1
transactions[i] = bbclib.make_transaction(relation_num=1, witness=True)
bbclib.add_relation_asset(transactions[i],
0,
asset_group_id=asset_group_id,
user_id=user_id,
asset_body=b'transaction_%d' % i)
bbclib.add_relation_pointer(
transactions[i],
0,
ref_transaction_id=transactions[k].transaction_id,
ref_asset_id=transactions[k].relations[0].asset.asset_id)
transactions[i].witness.add_witness(user_id)
sig = transactions[i].sign(keypair=keypair1)
transactions[i].witness.add_signature(user_id, sig)
txdata[i] = bbclib.serialize(transactions[i])
bbclib.configure_id_length_all(32)
for i in range(0, 20):
txobj, fmt_type = bbclib.deserialize(txdata[i])
txdata_deserialized[i] = txobj
print(txobj.digest().hex())
def test_01_transaction_with_relation_and_witness_and_proof(self):
print("\n-----", sys._getframe().f_code.co_name, "-----")
transaction1 = bbclib.make_transaction(relation_num=1, witness=True)
transaction1.version = 2
bbclib.add_relation_asset(transaction1,
relation_idx=0,
asset_group_id=asset_group_id,
user_id=user_id,
asset_body=b'ccccc')
rtn1 = BBcRelation(asset_group_id=asset_group_id)
rtn2 = BBcRelation(asset_group_id=asset_group_id)
transaction1.add(relation=[rtn1, rtn2])
asid = bbclib.get_new_id("assetraw1")[:ID_LEN]
asset_raw = BBcAssetRaw(asset_id=asid, asset_body=b'1234567890abcdefg')
rtn1.add(asset_raw=asset_raw)
ash = [
bbclib.get_new_id("assethash%d" % i)[:ID_LEN] for i in range(1, 4)
]
asset_hash = BBcAssetHash(asset_ids=ash)
rtn2.add(asset_hash=asset_hash)
bbclib.add_relation_pointer(
transaction1,
relation_idx=0,
ref_transaction_id=bbclib.get_new_id("dummy1"))
bbclib.add_relation_pointer(
transaction1,
relation_idx=1,
ref_transaction_id=bbclib.get_new_id("dummy2"))
bbclib.add_relation_pointer(
transaction1,
relation_idx=2,
ref_transaction_id=bbclib.get_new_id("dummy3"))
transaction1.witness.add_witness(user_id=user_id)
transaction1.witness.add_witness(user_id=user_id2)
sig = transaction1.sign(private_key=keypair2.private_key,
public_key=keypair2.public_key)
if sig is None:
print(bbclib.error_text)
assert sig
transaction1.witness.add_signature(user_id=user_id2, signature=sig)
sig = transaction1.sign(private_key=keypair1.private_key,
public_key=keypair1.public_key)
if sig is None:
print(bbclib.error_text)
assert sig
transaction1.witness.add_signature(user_id=user_id, signature=sig)
digest = transaction1.digest()
dat = transaction1.pack()
print("Digest:", binascii.b2a_hex(digest))
print("Serialized data:", binascii.b2a_hex(dat))
print(transaction1)
transaction_tmp = BBcTransaction()
transaction_tmp.unpack(dat)
transaction1 = transaction_tmp
print(transaction1)
assert transaction1.relations[1].asset_raw is not None
assert transaction1.relations[1].asset_raw.asset_id == asid
assert transaction1.relations[2].asset_hash is not None
for i, h in enumerate(transaction1.relations[2].asset_hash.asset_ids):
assert ash[i] == h
digest = transaction1.digest()
ret = transaction1.signatures[0].verify(digest)
print("Proof result:", ret)
if not ret:
print(bbclib.error_text)
assert ret
def test_02_create_transaction_by_utility(self):
print("\n-----", sys._getframe().f_code.co_name, "-----")
transaction1 = bbclib.make_transaction(relation_num=3,
witness=True,
version=3)
ash = [bbclib.get_new_id("assethash%d" % i)[:ID_LEN] for i in range(7)]
bbclib.add_relation_asset(transaction1,
relation_idx=0,
asset_group_id=asset_group_id,
user_id=user_id,
asset_body=b'ccccc')
bbclib.add_relation_asset_raw(transaction1,
relation_idx=1,
asset_group_id=asset_group_id,
asset_id=ash[0])
bbclib.add_relation_asset_hash(transaction1,
relation_idx=2,
asset_group_id=asset_group_id,
asset_ids=ash[1:3])
rtn3 = bbclib.make_relation_with_asset(asset_group_id,
user_id,
asset_body=b'xxxxxx')
rtn4 = bbclib.make_relation_with_asset_raw(asset_group_id,
asset_id=ash[4],
asset_body=b'yyyyyy')
rtn5 = bbclib.make_relation_with_asset_hash(asset_group_id,
asset_ids=ash[5:])
transaction1.add(relation=[rtn3, rtn4, rtn5])
bbclib.add_relation_pointer(
transaction1,
relation_idx=0,
ref_transaction_id=bbclib.get_new_id("dummy1"))
bbclib.add_relation_pointer(
transaction1,
relation_idx=1,
ref_transaction_id=bbclib.get_new_id("dummy2"))
bbclib.add_relation_pointer(
transaction1,
relation_idx=2,
ref_transaction_id=bbclib.get_new_id("dummy3"))
transaction1.witness.add_witness(user_id=user_id)
transaction1.witness.add_witness(user_id=user_id2)
sig = transaction1.sign(private_key=keypair2.private_key,
public_key=keypair2.public_key)
if sig is None:
print(bbclib.error_text)
assert sig
transaction1.witness.add_signature(user_id=user_id2, signature=sig)
sig = transaction1.sign(private_key=keypair1.private_key,
public_key=keypair1.public_key)
if sig is None:
print(bbclib.error_text)
assert sig
transaction1.witness.add_signature(user_id=user_id, signature=sig)
digest = transaction1.digest()
dat = transaction1.pack()
print("Digest:", binascii.b2a_hex(digest))
print("Serialized data:", binascii.b2a_hex(dat))
print(transaction1)
transaction_tmp = BBcTransaction()
transaction_tmp.unpack(dat)
transaction1 = transaction_tmp
print(transaction1)
assert transaction1.relations[1].asset_raw is not None
assert transaction1.relations[1].asset_raw.asset_id == ash[0]
assert transaction1.relations[2].asset_hash is not None
for i, h in enumerate(transaction1.relations[2].asset_hash.asset_ids):
assert ash[i + 1] == h
assert transaction1.relations[3].asset.asset_body == b'xxxxxx'
assert transaction1.relations[4].asset_raw.asset_id == ash[4]
assert len(transaction1.relations[5].asset_hash.asset_ids) == 2
digest = transaction1.digest()
ret = transaction1.signatures[0].verify(digest)
print("Proof result:", ret)
if not ret:
print(bbclib.error_text)
assert ret