async def validate_unconfirmed(request):
start = time()
post = await web_base.content_type_json_check(request)
try:
txhash = unhexlify(post['hash'].encode())
tx = tx_builder.get_tx(txhash=txhash)
if tx is None or tx.height is not None:
return web_base.error_res('You cannot validate tx. {}'.format(tx))
with closing(create_db(V.DB_ACCOUNT_PATH)) as db:
cur = db.cursor()
new_tx = create_signed_tx_as_validator(tx=tx)
assert tx is not new_tx, 'tx={}, new_tx={}'.format(
id(tx), id(new_tx))
if not send_newtx(new_tx=new_tx, outer_cur=cur):
raise Exception('Failed to send new tx.')
db.commit()
return web_base.json_res({
'hash': hexlify(new_tx.hash).decode(),
'gas_amount': new_tx.gas_amount,
'gas_price': new_tx.gas_price,
'fee': new_tx.gas_amount * new_tx.gas_price,
'time': round(time() - start, 3)
})
except Exception:
return web_base.error_res()
async def conclude_contract(request):
start = time()
post = await web_base.content_type_json_check(request)
try:
start_hash = unhexlify(post['start_hash'].encode())
start_tx = tx_builder.get_tx(txhash=start_hash)
if start_tx is None:
return web_base.error_res('Not found start_tx {}'.format(
post['start_hash']))
c_address, c_method, redeem_address, c_args = bjson.loads(
start_tx.message)
send_pairs = post.get('send_pairs', None)
c_storage = post.get('storage', None)
tx = create_conclude_tx(c_address=c_address,
start_tx=start_tx,
redeem_address=redeem_address,
send_pairs=send_pairs,
c_storage=c_storage)
if not send_newtx(new_tx=tx):
raise Exception('Failed to send new tx.')
return web_base.json_res({
'hash': hexlify(tx.hash).decode(),
'gas_amount': tx.gas_amount,
'gas_price': tx.gas_price,
'fee': tx.gas_amount * tx.gas_price,
'time': round(time() - start, 3)
})
except Exception:
return web_base.error_res()
async def watching_info(request):
try:
f_pickle = bool(request.query.get('pickle', False))
if not P.F_WATCH_CONTRACT:
return web_base.error_res(
errors='You need to enable watching option!')
return web_base.json_res([{
'hash':
hexlify(txhash).decode(),
'type':
tx.type,
'tx':
b64encode(pickle.dumps(tx)).decode() if f_pickle else str(tx),
'time':
time,
'c_address':
c_address,
'related':
related_list,
'args':
tuple(map(decode, args)),
} for txhash, (time, tx, related_list, c_address,
*args) in watching_tx.items()])
except Exception as e:
logging.error(e)
return web_base.error_res()
async def issue_mint_tx(request):
start = time()
post = await web_base.content_type_json_check(request)
with closing(create_db(V.DB_ACCOUNT_PATH)) as db:
cur = db.cursor()
try:
user_name = post.get('from', C.ANT_NAME_UNKNOWN)
sender = read_name2user(user_name, cur)
mint_id, tx = issue_mintcoin(
name=post['name'],
unit=post['unit'],
digit=post.get('digit', 8),
amount=post['amount'],
cur=cur,
description=post.get('description', None),
image=post.get('image', None),
additional_issue=post.get('additional_issue', True),
sender=sender)
if not send_newtx(new_tx=tx, outer_cur=cur):
raise BaseException('Failed to send new tx.')
db.commit()
return web_base.json_res({
'hash': hexlify(tx.hash).decode(),
'gas_amount': tx.gas_amount,
'gas_price': tx.gas_price,
'fee': tx.gas_amount * tx.gas_price,
'time': round(time() - start, 3),
'mint_id': mint_id
})
except BaseException:
return web_base.error_res()
async def get_mintcoin_info(request):
try:
mint_id = int(request.query.get('mint_id', 0))
m = get_mintcoin_object(coin_id=mint_id)
return web_base.json_res(m.info)
except Exception:
return web_base.error_res()
async def send_many_user(request):
start = time.time()
if P.F_NOW_BOOTING:
return web.Response(text='Now booting...', status=403)
post = await web_base.content_type_json_check(request)
with closing(create_db(V.DB_ACCOUNT_PATH)) as db:
cur = db.cursor()
try:
user_name = post.get('from', C.ANT_NAME_UNKNOWN)
user_id = read_name2user(user_name, cur)
send_pairs = list()
for address, coin_id, amount in post['pairs']:
send_pairs.append((address, int(coin_id), int(amount)))
message = post.get('message', None)
if message:
msg_type = C.MSG_PLAIN
msg_body = message.encode()
else:
msg_type = C.MSG_NONE
msg_body = b''
new_tx = send_many(user_id,
send_pairs,
cur,
msg_type=msg_type,
msg_body=msg_body)
if not send_newtx(new_tx=new_tx, outer_cur=cur):
raise BaseException('Failed to send new tx.')
db.commit()
return web_base.json_res({
'txhash': hexlify(new_tx.hash).decode(),
'time': round(time.time() - start, 3)
})
except Exception as e:
db.rollback()
return web_base.error_res()
async def contract_transfer(request):
start = time()
post = await web_base.content_type_json_check(request)
try:
c_address = post['c_address']
c_method = post['c_method']
c_args = post['c_args']
send_pairs = post.get('send_pairs', None)
sender_name = post.get('from', C.ANT_NAME_UNKNOWN)
with closing(create_db(V.DB_ACCOUNT_PATH)) as db:
cur = db.cursor()
sender = read_name2user(sender_name, cur)
tx = create_contract_transfer_tx(c_address=c_address,
cur=cur,
c_method=c_method,
c_args=c_args,
send_pairs=send_pairs,
sender=sender)
if not send_newtx(new_tx=tx, outer_cur=cur):
raise Exception('Failed to send new tx.')
db.commit()
return web_base.json_res({
'hash': hexlify(tx.hash).decode(),
'gas_amount': tx.gas_amount,
'gas_price': tx.gas_price,
'fee': tx.gas_amount * tx.gas_price,
'time': round(time() - start, 3)
})
except Exception:
return web_base.error_res()
async def validator_edit(request):
start = time()
post = await web_base.content_type_json_check(request)
c_address = post.get('c_address', None)
new_address = post.get('new_address', None)
flag = int(post.get('flag', F_NOP))
sig_diff = int(post.get('sig_diff', 0))
try:
with closing(create_db(V.DB_ACCOUNT_PATH)) as db:
cur = db.cursor()
if c_address is None:
c_address = create_new_user_keypair(name=C.ANT_NAME_CONTRACT,
cur=cur)
tx = create_validator_edit_tx(c_address=c_address,
new_address=new_address,
flag=flag,
sig_diff=sig_diff)
if not send_newtx(new_tx=tx, outer_cur=cur):
raise Exception('Failed to send new tx.')
db.commit()
return web_base.json_res({
'hash': hexlify(tx.hash).decode(),
'gas_amount': tx.gas_amount,
'gas_price': tx.gas_price,
'fee': tx.gas_amount * tx.gas_price,
'time': round(time() - start, 3)
})
except Exception:
return web_base.error_res()
async def contract_create(request):
post = await web_base.content_type_json_check(request)
with closing(create_db(V.DB_ACCOUNT_PATH, f_on_memory=True)) as db:
cur = db.cursor()
try:
# バイナリをピックルしオブジェクトに戻す
c_bin = unhexlify(post['hex'].encode())
c_cs = {
k.encode(errors='ignore'): v.encode(errors='ignore')
for k, v in post.get('c_cs', dict()).items()
}
binary2contract(c_bin) # can compile?
sender_name = post.get('account', C.ANT_NAME_UNKNOWN)
sender_id = read_name2user(sender_name, cur)
c_address, c_tx = create_contract_tx(c_bin, cur, sender_id, c_cs)
if not send_newtx(new_tx=c_tx, outer_cur=cur):
raise BaseException('Failed to send new tx.')
db.commit()
data = {
'txhash': hexlify(c_tx.hash).decode(),
'c_address': c_address,
'time': c_tx.time,
'fee': {
'gas_price': c_tx.gas_price,
'gas_amount': c_tx.gas_amount,
'total': c_tx.gas_price * c_tx.gas_amount
}
}
return web_base.json_res(data)
except BaseException:
return web_base.error_res()
async def change_mint_tx(request):
start = time()
post = await web_base.content_type_json_check(request)
with closing(create_db(V.DB_ACCOUNT_PATH)) as db:
cur = db.cursor()
try:
user_name = post.get('from', C.ANT_NAME_UNKNOWN)
sender = read_name2user(user_name, cur)
tx = change_mintcoin(mint_id=post['mint_id'],
cur=cur,
amount=post.get('amount'),
description=post.get('description'),
image=post.get('image'),
setting=post.get('setting'),
new_address=post.get('new_address'),
sender=sender)
if not send_newtx(new_tx=tx, outer_cur=cur):
raise BaseException('Failed to send new tx.')
db.commit()
return web_base.json_res({
'hash': hexlify(tx.hash).decode(),
'gas_amount': tx.gas_amount,
'gas_price': tx.gas_price,
'fee': tx.gas_amount * tx.gas_price,
'time': round(time() - start, 3)
})
except BaseException:
return web_base.error_res()
async def sign_raw_tx(request):
post = await web_base.content_type_json_check(request)
try:
binary = unhexlify(post['hex'].encode())
other_pairs = dict()
for sk in post.get('pairs', list()):
pk = public_key(sk=sk)
ck = get_address(pk=pk, prefix=V.BLOCK_PREFIX)
other_pairs[ck] = (pk, sign(msg=binary, sk=sk, pk=pk))
tx = TX(binary=binary)
for txhash, txindex in tx.inputs:
input_tx = tx_builder.get_tx(txhash)
address, coin_id, amount = input_tx.outputs[txindex]
try:
tx.signature.append(
message2signature(raw=tx.b, address=address))
except BlockChainError:
if address not in other_pairs:
raise BlockChainError(
'Not found secret key "{}"'.format(address))
tx.signature.append(other_pairs[address])
data = tx.getinfo()
return web_base.json_res({
'hash': data['hash'],
'signature': data['signature'],
'hex': hexlify(tx.b).decode()
})
except BaseException:
return web_base.error_res()
async def change_mint_tx(request):
post = await web_base.content_type_json_check(request)
with closing(create_db(V.DB_ACCOUNT_PATH)) as db:
cur = db.cursor()
try:
user_name = post.get('account', C.ANT_NAME_UNKNOWN)
sender = read_name2user(user_name, cur)
mint, mintcoin_tx = change_mintcoin(
mint_id=int(post['mint_id']),
cur=cur,
amount=int(post.get('amount', 0)),
message=post.get('message', None),
image=post.get('image', None),
additional_issue=bool(post['additional_issue'])
if 'additional_issue' in post else None,
sender=sender)
if not send_newtx(new_tx=mintcoin_tx, outer_cur=cur):
raise BaseException('Failed to send new tx.')
db.commit()
data = mintcoin_tx.getinfo()
return web_base.json_res({
'txhash': data['hash'],
'mintcoin': mint.getinfo()
})
except BaseException:
return web_base.error_res()
async def validator_info(request):
try:
c_address = request.query['c_address']
f_confirmed = bool(request.query.get('confirmed', False))
best_block = builder.best_block if f_confirmed else None
v = get_validator_object(c_address=c_address, best_block=best_block)
return web_base.json_res(v.info)
except Exception as e:
logging.error(e)
return web_base.error_res()
async def get_mintcoin_info(request):
try:
mint_id = int(request.query.get('mint_id', 0))
mint = get_mintcoin(mint_id)
if mint:
return web_base.json_res(mint.getinfo())
else:
return web.Response(text='Not found mintcoin {}'.format(mint_id), status=400)
except BaseException:
return web_base.error_res()
async def validator_info(request):
try:
validator_cks, required_num = get_validator_info()
return web_base.json_res({
'im_a_validator': im_a_validator(),
'validator_address': V.CONTRACT_VALIDATOR_ADDRESS,
'validators': list(validator_cks),
'all': len(validator_cks),
'require': required_num
})
except BaseException:
return web_base.error_res()
async def broadcast_tx(request):
post = await web_base.content_type_json_check(request)
try:
binary = unhexlify(post['hex'].encode())
new_tx = TX(binary=binary)
new_tx.signature = [(pk, unhexlify(sign.encode()))
for pk, sign in post['signature']]
if not send_newtx(new_tx=new_tx):
raise BaseException('Failed to send new tx.')
return web_base.json_res({'txhash': hexlify(new_tx.hash).decode()})
except BaseException:
return web_base.error_res()
async def get_mintcoin_history(request):
try:
mint_id = int(request.query.get('mint_id', 0))
data = list()
for index, txhash, params, setting in builder.db.read_coins_iter(coin_id=mint_id):
data.append({
'index': index,
'txhash': hexlify(txhash).decode(),
'params': params,
'setting': setting})
return web_base.json_res(data)
except BaseException:
return web_base.error_res()
async def get_block_by_hash(request):
try:
blockhash = request.query.get('hash')
blockhash = unhexlify(blockhash.encode())
block = builder.get_block(blockhash)
if block is None:
return web.Response(text="Not found block.", status=400)
data = block.getinfo()
data['size'] = block.getsize()
data['hex'] = hexlify(block.b).decode()
return web_base.json_res(data)
except Exception as e:
return web_base.error_res()
async def contract_storage(request):
try:
c_address = request.query['c_address']
f_confirmed = bool(request.query.get('confirmed', False))
best_block = builder.best_block if f_confirmed else None
c = get_contract_object(c_address=c_address, best_block=best_block)
if c is None:
return web_base.json_res({})
storage = {decode(k): decode(v) for k, v in c.storage.items()}
return web_base.json_res(storage)
except Exception as e:
logging.error(e)
return web_base.error_res()
async def contract_storage(request):
try:
c_address = request.query['address']
cs = get_contract_storage(c_address)
data = {
'storage': {
k.decode(errors='ignore'): v.decode(errors='ignore')
for k, v in cs.items()
},
'version': cs.version
}
return web_base.json_res(data)
except BaseException:
return web_base.error_res()
async def get_tx_by_hash(request):
try:
txhash = request.query.get('hash')
txhash = unhexlify(txhash.encode())
tx = tx_builder.get_tx(txhash)
if tx is None:
return web.Response(text="Not found tx.", status=400)
data = tx.getinfo()
data['size'] = tx.getsize()
data['hex'] = hexlify(tx.b).decode()
data['signature'] = [(pubkey, hexlify(sign).decode()) for pubkey, sign in tx.signature]
return web_base.json_res(data)
except Exception as e:
return web_base.error_res()
async def create_raw_tx(request):
# [version=1] [type=TRANSFER] [time=now] [deadline=now+10800]
# [inputs:list()] [outputs:list()]
# [gas_price=MINIMUM_PRICE] [gas_amount=MINIMUM_AMOUNT]
# [message_type=None] [message=None]
post = await web_base.content_type_json_check(request)
try:
publish_time = post.get('time',
int(time.time() - V.BLOCK_GENESIS_TIME))
deadline_time = post.get('deadline', publish_time + 10800)
message_type = post.get('message_type', C.MSG_NONE)
if message_type == C.MSG_NONE:
message = b''
elif message_type == C.MSG_BYTE:
message = unhexlify(post['message'].encode())
elif message_type == C.MSG_PLAIN:
message = post['message'].encode()
else:
message_type = C.MSG_NONE
message = b''
inputs = list()
input_address = set()
for txhash, txindex in post.get('inputs', list()):
txhash = unhexlify(txhash.encode())
inputs.append((txhash, txindex))
input_tx = tx_builder.get_tx(txhash)
address, coin_id, amount = input_tx.outputs[txindex]
input_address.add(address)
tx = TX(
tx={
'version': post.get('version', __chain_version__),
'type': post.get('type', C.TX_TRANSFER),
'time': publish_time,
'deadline': deadline_time,
'inputs': inputs,
'outputs': post.get('outputs', list()),
'gas_price': post.get('gas_price', V.COIN_MINIMUM_PRICE),
'gas_amount': 0,
'message_type': message_type,
'message': message
})
tx_size = tx.getsize() + len(input_address) * 96
tx.gas_amount = post.get('gas_amount', tx_size)
tx.serialize()
return web_base.json_res({
'tx': tx.getinfo(),
'hex': hexlify(tx.b).decode()
})
except BaseException:
return web_base.error_res()
async def chain_private_info(request):
try:
main_chain = [block.getinfo() for block in builder.best_chain]
orphan_chain = [
block.getinfo() for block in builder.chain.values()
if block not in builder.best_chain
]
data = {
'main': main_chain,
'orphan': sorted(orphan_chain, key=lambda x: x['height']),
'root': builder.root_block.getinfo()
}
return web_base.json_res(data)
except Exception:
return web_base.error_res()
async def network_info(request):
try:
data = {
'p2p_ver': p2p_python.__version__,
'status': V.PC_OBJ.p2p.get_server_header(),
'networks': list()}
for user in V.PC_OBJ.p2p.user:
info = user.getinfo()
del info['aeskey'], info['sock']
info['neers'] = ["{}:{}".format(*conn) for conn in info['neers']]
info['host_port'] = "{}:{}".format(*info['host_port'])
data['networks'].append(info)
return web_base.json_res(data)
except BaseException:
return web_base.error_res()
async def validator_info(request):
try:
c_address = request.query['c_address']
f_confirmed = bool(request.query.get('confirmed', False))
stop_hash = request.query.get('stophash', None)
if stop_hash:
stop_hash = a2b_hex(stop_hash)
best_block = builder.best_block if f_confirmed else None
v = get_validator_object(c_address=c_address,
best_block=best_block,
stop_txhash=stop_hash)
return web_base.json_res(v.info)
except Exception as e:
logging.error(e)
return web_base.error_res()
async def contract_history(request):
try:
c_address = request.query['address']
data = list()
for index, start_hash, finish_hash, height, on_memory in get_contract_history_iter(
c_address):
data.append({
'index': index,
'height': height,
'on_memory': on_memory,
'start_hash': hexlify(start_hash).decode(),
'finish_hash': hexlify(finish_hash).decode()
})
return web_base.json_res(data)
except BaseException:
return web_base.error_res()
async def get_keypair(request):
try:
with closing(create_db(V.DB_ACCOUNT_PATH)) as db:
cur = db.cursor()
address = request.query['address']
uuid, sk, pk = read_address2keypair(address, cur)
return web_base.json_res({
'uuid': uuid,
'address': address,
'private_key': sk,
'public_key': pk
})
except BlockChainError as e:
return web.Response(text=str(e), status=400)
except Exception:
return web_base.error_res()
async def get_contract_history(request):
try:
c_address = request.query['c_address']
data = list()
# database
for index, start_hash, finish_hash, (c_method, c_args, c_storage) in\
builder.db.read_contract_iter(c_address=c_address):
data.append({
'index': index,
'height': index // 0xffffffff,
'start_hash': hexlify(start_hash).decode(),
'finish_hash': hexlify(finish_hash).decode(),
'c_method': c_method,
'c_args': [decode(a) for a in c_args],
'c_storage':
{decode(k): decode(v)
for k, v in c_storage.items()} if c_storage else None
})
# memory
for block in reversed(builder.best_chain):
for tx in block.txs:
if tx.type != C.TX_CONCLUDE_CONTRACT:
continue
_c_address, start_hash, c_storage = bjson.loads(tx.message)
if _c_address != c_address:
continue
start_tx = tx_builder.get_tx(txhash=start_hash)
dummy, c_method, redeem_address, c_args = bjson.loads(
start_tx.message)
index = start_tx2index(start_tx=start_tx)
data.append({
'index': index,
'height': tx.height,
'start_hash': hexlify(start_hash).decode(),
'finish_hash': hexlify(tx.hash).decode(),
'c_method': c_method,
'c_args': [decode(a) for a in c_args],
'c_storage':
{decode(k): decode(v)
for k, v in c_storage.items()} if c_storage else None,
# 'redeem_address': redeem_address,
})
return web_base.json_res(data)
except Exception as e:
logging.error(e)
return web_base.error_res()
async def source_compile(request):
post = await web_base.content_type_json_check(request)
try:
if 'source' in post:
source = str(post['source'])
c_obj = string2contract(source, limit_global=False)
elif 'path' in post:
c_obj = path2contract(path=post['path'], limit_global=False)
else:
raise BaseException('You need set "source" or "path".')
c_bin = contract2binary(c_obj)
c_dis = contract2dis(c_obj)
return web_base.json_res({
'hex': hexlify(c_bin).decode(),
'dis': c_dis
})
except BaseException:
return web_base.error_res()
async def broadcast_tx(request):
start = time()
post = await web_base.content_type_json_check(request)
try:
binary = unhexlify(post['hex'].encode())
new_tx = TX(binary=binary)
new_tx.signature = [(pk, unhexlify(_sign.encode()))
for pk, _sign in post['signature']]
if not send_newtx(new_tx=new_tx):
raise BaseException('Failed to send new tx.')
return web_base.json_res({
'hash': hexlify(new_tx.hash).decode(),
'gas_amount': new_tx.gas_amount,
'gas_price': new_tx.gas_price,
'fee': new_tx.gas_amount * new_tx.gas_price,
'time': round(time() - start, 3)
})
except BaseException:
return web_base.error_res()
