def call(self, to_address, contract_abi, fn_name, args=None):
cmd = "call"
if to_address != "":
common.check_and_format_address(to_address)
if self.client_account is None:
self.load_default_account()
functiondata = encode_transaction_data(fn_name, contract_abi, None,
args)
callmap = dict()
callmap["data"] = functiondata
callmap["from"] = self.client_account.address
callmap["to"] = to_address
callmap["value"] = 0
# send transaction to the given group
params = [client_config.groupid, callmap]
# 发送
response = self.common_request(cmd, params)
if "output" in response.keys():
outputdata = response["output"]
# 取得方法的abi，签名，参数 和返回类型，进行call返回值的解析
fn_abi, fn_selector, fn_arguments = get_function_info(
fn_name,
contract_abi,
None,
args,
None,
)
# print("fn_selector",fn_selector)
# print("fn_arguments",fn_arguments)
fn_output_types = get_fn_abi_types_single(fn_abi, "outputs")
# print("output types str:", fn_output_types)
decoderesult = decode_single(fn_output_types,
decode_hex(outputdata))
return decoderesult
return response
def sendRawTransaction(self,
to_address,
contract_abi,
fn_name,
args=None,
bin_data=None,
gasPrice=30000000,
packet_type=ChannelPack.TYPE_RPC):
cmd = "sendRawTransaction"
if to_address != "":
common.check_and_format_address(to_address)
# 第三个参数是方法的abi，可以传入None，encode_transaction_data做了修改，支持通过方法+参数在整个abi里找到对应的方法abi来编码
if bin_data is None:
functiondata = encode_transaction_data(fn_name, contract_abi, None,
args)
# the args is None
elif args is None:
functiondata = bin_data
# deploy with params
else:
fn_data = get_aligned_function_data(contract_abi, None, args)
functiondata = bin_data + fn_data[2:]
if to_address is not None and len(to_address) > 0:
from eth_utils import to_checksum_address
to_address = to_checksum_address(to_address)
# load default account if not set .notice: account only use for
# sign transaction for sendRawTransa# if self.client_account is None:
self.load_default_account()
# 填写一个bcos transaction 的 mapping
import random
txmap = dict()
txmap["randomid"] = random.randint(0, 1000000000) # 测试用 todo:改为随机数
txmap["gasPrice"] = gasPrice
txmap["gasLimit"] = gasPrice
txmap["blockLimit"] = self.getBlockLimit() # 501 # 测试用，todo：从链上查一下
txmap["to"] = to_address
txmap["value"] = 0
txmap["data"] = functiondata
txmap["fiscoChainId"] = self.fiscoChainId
txmap["groupId"] = self.groupid
txmap["extraData"] = ""
#print("\n>>>>functiondata ",functiondata)
sign = SignTx()
sign.crypto_type = client_config.crypto_type
# 关键流程：对交易签名，重构后全部统一到 SignTx 类(client/signtransaction.py)完成
sign.gm_account = self.gm_account
sign.ecdsa_account = self.ecdsa_account
signed_result = sign.sign_transaction(txmap)
#print("@@@@@rawTransaction : ",encode_hex(signedTxResult.rawTransaction))
# signedTxResult.rawTransaction是二进制的，要放到rpc接口里要encode下
params = [self.groupid, encode_hex(signed_result.rawTransaction)]
result = self.common_request(cmd, params, packet_type)
return result
def sendRawTransaction(self, to_address, contract_abi, fn_name, args=None,
bin_data=None, gasPrice=30000000,
packet_type=ChannelPack.TYPE_RPC):
cmd = "sendRawTransaction"
if to_address != "":
common.check_and_format_address(to_address)
# 第三个参数是方法的abi，可以传入None，encode_transaction_data做了修改，支持通过方法+参数在整个abi里找到对应的方法abi来编码
if bin_data is None:
functiondata = encode_transaction_data(fn_name, contract_abi, None, args)
# the args is None
elif args is None:
functiondata = bin_data
# deploy with params
else:
fn_data = get_aligned_function_data(contract_abi, None, args)
functiondata = bin_data + fn_data[2:]
if to_address is not None and len(to_address) > 0:
from eth_utils import to_checksum_address
to_address = to_checksum_address(to_address)
# load default account if not set .notice: account only use for
# sign transaction for sendRawTransaction
if self.client_account is None:
self.load_default_account()
# 填写一个bcos transaction 的 mapping
import random
txmap = dict()
txmap["randomid"] = random.randint(0, 1000000000) # 测试用 todo:改为随机数
txmap["gasPrice"] = gasPrice
txmap["gasLimit"] = gasPrice
txmap["blockLimit"] = self.getBlockLimit() # 501 # 测试用，todo：从链上查一下
txmap["to"] = to_address
txmap["value"] = 0
txmap["data"] = functiondata
txmap["fiscoChainId"] = self.fiscoChainId
txmap["groupId"] = self.groupid
txmap["extraData"] = ""
'''
from datatypes.bcostransactions import (
serializable_unsigned_transaction_from_dict,
)
# 将mapping构建一个transaction对象,非必要，用来对照的
transaction = serializable_unsigned_transaction_from_dict(txmap)
# 感受下transaction encode的原始数据
print(encode_hex(rlp.encode(transaction)))
'''
# 实际上只需要用sign_transaction就可以获得rawTransaction的编码数据了,input :txmap,私钥
signedTxResult = Account.sign_transaction(txmap, self.client_account.privateKey)
# signedTxResult.rawTransaction是二进制的，要放到rpc接口里要encode下
params = [self.groupid, encode_hex(signedTxResult.rawTransaction)]
result = self.common_request(cmd, params, packet_type)
return result
def revoke(self, table_name, account_address):
"""
revoke write permission to table_name from account_address
related api:
function remove(string table_name, string addr) public returns(int256);
"""
common.check_and_format_address(account_address)
common.check_address_startwith_0x(account_address)
fn_name = "remove"
fn_args = [table_name, account_address]
return self.client.send_transaction_getReceipt(fn_name, fn_args, self.gasPrice)
def grant(self, table_name, account_address):
"""
grant write permission of table_name to account_address
related api:
function insert(string table_name, string addr) public returns(int256);
"""
common.check_and_format_address(account_address)
common.check_address_startwith_0x(account_address)
fn_name = "insert"
fn_args = [table_name, account_address]
return self.client.send_transaction_getReceipt(fn_name, fn_args, self.gasPrice)
def call(self, to_address, contract_abi, fn_name, args=None):
cmd = "call"
if to_address != "":
common.check_and_format_address(to_address)
self.load_default_account()
functiondata = encode_transaction_data(fn_name, contract_abi, None,
args)
callmap = dict()
callmap["data"] = functiondata
callmap["from"] = self.default_from_account_signer.get_keypair(
).address
callmap["to"] = to_address
callmap["value"] = 0
# send transaction to the given group
params = [client_config.groupid, callmap]
# 发送
response = self.common_request(cmd, params)
#print("response : ",response)
# check status
if "status" in response.keys():
status = int(response["status"], 16)
error_message = transaction_status_code.TransactionStatusCode.get_error_message(
status)
if error_message is not None:
raise BcosException(
"call error, error message: {}".format(error_message))
if "output" in response.keys():
outputdata = response["output"]
# 取得方法的abi，签名，参数 和返回类型，进行call返回值的解析
fn_abi, fn_selector, fn_arguments = get_function_info(
fn_name,
contract_abi,
None,
args,
None,
)
# print("fn_selector",fn_selector)
# print("fn_arguments",fn_arguments)
#fn_output_types = get_fn_abi_types_single(fn_abi, "outputs")
fn_output_types = get_abi_output_types(fn_abi)
try:
#decoderesult = decode_single(fn_output_types, decode_hex(outputdata))
#print("fn_output_types",fn_output_types)
decoderesult = decode_abi(fn_output_types,
decode_hex(outputdata))
return decoderesult
except BaseException as e:
return response
return response
def register_cns(self, name, version, address, abi):
"""
register cns contract: (name, version)->address
precompile api: insert(string,string,string,string)
"""
common.check_and_format_address(address)
version = re.sub(r"\s+", "", version)
common.print_info("INFO", "CNS version (strip space): {}".format(version))
# invalid version
if len(version) > self._max_version_len:
error_info = self.get_error_msg(self._version_exceeds)
self.logger.error("register cns failed, error info: {}".format(error_info))
raise BcosException(error_info)
# call insert function of CNS
# function definition: insert(string,string,string,string)
fn_name = "insert"
fn_args = [name, version, address, json.dumps(abi)]
return self.client.send_transaction_getReceipt(fn_name, fn_args, self.gasPrice)
def getCode(self, address):
cmd = "getCode"
fmt_addr = common.check_and_format_address(address)
params = [self.groupid, fmt_addr]
return self.common_request(cmd, params)
