小狐狸母公司 ConsenSys 的 zkevm 链 Linea 存款代码交互教程
存款代码
"""
pip install web3==5.29.1
"""
import web3
import math
import time
import requests
headers = {
'content-type': 'application/json',
'user-agent': 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.0.0 Safari/537.36',
}
class Rpc:
"""
eth rpc方法
"""
def __init__(self, api='https://rpc.ankr.com/eth_goerli', chainid=5, proxies=None, timeout=30):
self.api = api
self.chainid = chainid
self.proxies = proxies
self.timeout = timeout
def get_current_block(self):
"""获取最新区块"""
data = {"jsonrpc":"2.0","method":"eth_blockNumber","params":[],"id":1}
res = requests.post(self.api, json=data, headers=headers, proxies=self.proxies, timeout=self.timeout)
return res.json()
def get_block_detail(self, number):
"""获取区块hash"""
if isinstance(number, int):
number = hex(number)
data = {"jsonrpc":"2.0","method":"eth_getBlockByNumber","params":[number,True],"id":1}
res = requests.post(self.api, json=data, headers=headers, proxies=self.proxies, timeout=self.timeout)
return res.json()
def get_transaction(self, txhash):
"""获取的交易详情"""
data = {"jsonrpc":"2.0","method":"eth_getTransactionByHash","params":[txhash],"id":1}
res = requests.post(self.api, json=data, headers=headers, proxies=self.proxies, timeout=self.timeout)
return res.json()
def get_gas_price(self):
"""获取gasprice"""
data = {"jsonrpc":"2.0","method":"eth_gasPrice","params":[],"id":1}
res = requests.post(self.api, json=data, headers=headers, proxies=self.proxies, timeout=self.timeout)
return res.json()
def get_max_gas_price(self):
"""(base*2 + Priority) * gasLimit"""
res = self.get_fee_history()
base = int(res['result']['baseFeePerGas'][-1], 16)
res = self.get_max_PriorityFeePerGas()
priority = int(res['result'], 16)
return base * 2 + priority
def get_fee_history(self):
"""获取历史gasfee"""
data = {"jsonrpc":"2.0","method":"eth_feeHistory","params":["0x1", "latest", []],"id":1}
res = requests.post(self.api, json=data, headers=headers, proxies=self.proxies, timeout=self.timeout)
return res.json()
def get_max_PriorityFeePerGas(self):
"""获取Priority"""
data = {"jsonrpc":"2.0","method":"eth_maxPriorityFeePerGas","params":[],"id":1}
res = requests.post(self.api, json=data, headers=headers, proxies=self.proxies, timeout=self.timeout)
return res.json()
def get_gas_limit(self, from_, to, data):
"""call计算gaslimit"""
data = {"jsonrpc":"2.0","method":"eth_estimateGas","params":[{"from": from_, "to": to, "data": data}],"id":1}
res = requests.post(self.api, json=data, headers=headers, proxies=self.proxies, timeout=self.timeout)
return res.json()
def get_transaction_count_by_address(self, address):
data = {"jsonrpc":"2.0","method":"eth_getTransactionCount","params":[address,'latest'],"id":1}
res = requests.post(self.api, json=data, headers=headers, proxies=self.proxies, timeout=self.timeout)
return res.json()
def call(self, to, data):
data = {"jsonrpc":"2.0","method":"eth_call","params":[{"to": to, "data": data}, "latest"],"id":1}
res = requests.post(self.api, json=data, headers=headers, proxies=self.proxies, timeout=self.timeout)
return res.json()
def send_raw_transaction(self, hex):
"""广播交易"""
data = {"jsonrpc":"2.0","method":"eth_sendRawTransaction","params":[hex],"id":1}
res = requests.post(self.api, json=data, headers=headers, proxies=self.proxies, timeout=self.timeout)
return res.json()
def get_balance(self, address):
"""获取余额"""
data = {"jsonrpc":"2.0","method":"eth_getBalance","params":[address, 'latest'],"id":1}
res = requests.post(self.api, json=data, headers=headers, proxies=self.proxies, timeout=self.timeout)
return res.json()#(int(res.json()['result'], 16)) / math.pow(10,18)
def transfer(self, account, to, amount, gaslimit, **kw):
amount = int(amount, 16) if isinstance(amount, str) else int(amount)
gaslimit = int(gaslimit, 16) if not isinstance(gaslimit, int) else gaslimit
gasprice = int(self.get_gas_price()['result'], 16)
nonce = int(self.get_transaction_count_by_address(account.address)['result'], 16)
tx = {'from': account.address, 'value': amount,'to': to, 'gas': gaslimit, 'gasPrice': gasprice, 'nonce': nonce, 'chainId': self.chainid}
if kw:
tx.update(**kw)
signed = account.signTransaction(tx)
return self.send_raw_transaction(signed.rawTransaction.hex())
def transfer_eip1559(self, account, to, amount, gaslimit=21000, priority_fee=None, max_gas_fee=None, **kw):
"""eip 1559发送tx, 更节省gas"""
amount = int(amount, 16) if isinstance(amount, str) else int(amount)
gaslimit = int(gaslimit, 16) if not isinstance(gaslimit, int) else gaslimit
if not priority_fee:
priority_fee = self.get_max_PriorityFeePerGas()['result']
priority_fee = int(priority_fee, 16) if not isinstance(priority_fee, int) else priority_fee
if not max_gas_fee:
basefee = int(self.get_fee_history()['result']['baseFeePerGas'][-1], 16)
max_gas_fee = 2 * basefee + priority_fee
max_gas_fee = int(max_gas_fee, 16) if not isinstance(max_gas_fee, int) else max_gas_fee
nonce = int(self.get_transaction_count_by_address(account.address)['result'], 16)
tx = {'from': account.address, 'value': amount,'to': to, 'gas': gaslimit, 'maxPriorityFeePerGas': priority_fee, 'maxFeePerGas': max_gas_fee, 'nonce': nonce, 'chainId': self.chainid}
if kw:
tx.update(**kw)
signed = account.signTransaction(tx)
return self.send_raw_transaction(signed.rawTransaction.hex())
if __name__ == '__main__':
privkey = 'xxxxxx' # 这里替换成自己的私钥
account = web3.Account.from_key(privkey)
COIN_DECIMALS = math.pow(10, 18) # 主币精度
rpc = Rpc()
value = 0.01 # 要存款的数量
method = '0xdeace8f5' # 存款方法hash值
uint_0 = '000000000000000000000000000000000000000000000000000000000000e704' # chainid
addr_1 = account.address[2:].rjust(64, '0') # recipient
amount = int(value * COIN_DECIMALS)
uint_2 = hex(amount)[2:].rjust(64, '0') # amount
uint_3 = '0000000000000000000000000000000000000000000000000000000000000000' # amountOutMin
time_4 = hex(int(time.time() + 7 * 86400))[2:].rjust(64, '0') # deadline
addr_5 = '00000000000000000000000081682250d4566b2986a2b33e23e7c52d401b7ab7' # relayer
uint_6 = '0000000000000000000000000000000000000000000000000000000000000000' # relayerFee
data = method + uint_0 + addr_1 +uint_2 + uint_3 + time_4 + addr_5 + uint_6
amount += (0.01 * COIN_DECIMALS)
data = data.lower()
gaslimit = 130000
to = '0xe85b69930fc6d59da385c7cc9e8ff03f8f0469ba' # linea存款的合约地址
to = web3.Web3.toChecksumAddress(to)
res = rpc.transfer_eip1559(account, to, amount, gaslimit, data=data)
print(res)
存款成功
代码已上传
simple-airdrop-demo/linea at main · junjie9021/simple-airdrop-demo
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2层上Uniswap的交互可以参考 Scroll 的代码， 改下rpc地址就行