Add approve runable

This commit is contained in:
nolash 2021-10-24 15:29:00 +02:00
parent 84ce22e8b6
commit fde30511de
Signed by: lash
GPG Key ID: 21D2E7BB88C2A746
4 changed files with 114 additions and 3 deletions

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@ -7,7 +7,6 @@ from hexathon import (
add_0x, add_0x,
strip_0x, strip_0x,
) )
from crypto_dev_signer.eth.transaction import EIP155Transaction
# external imports # external imports
from chainlib.hash import ( from chainlib.hash import (

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@ -0,0 +1,99 @@
#!python3
"""Token transfer script
.. moduleauthor:: Louis Holbrook <dev@holbrook.no>
.. pgp:: 0826EDA1702D1E87C6E2875121D2E7BB88C2A746
"""
# SPDX-License-Identifier: GPL-3.0-or-later
# standard imports
import os
import io
import json
import argparse
import logging
# external imports
from hexathon import (
add_0x,
strip_0x,
)
from chainlib.eth.connection import EthHTTPConnection
from chainlib.chain import ChainSpec
from chainlib.eth.runnable.util import decode_for_puny_humans
from chainlib.eth.address import to_checksum_address
import chainlib.eth.cli
# local imports
from eth_erc20 import ERC20
logging.basicConfig(level=logging.WARNING)
logg = logging.getLogger()
arg_flags = chainlib.eth.cli.argflag_std_write | chainlib.eth.cli.Flag.EXEC | chainlib.eth.cli.Flag.WALLET
argparser = chainlib.eth.cli.ArgumentParser(arg_flags)
argparser.add_positional('amount', type=int, help='Token amount to send')
args = argparser.parse_args()
extra_args = {
'amount': None,
}
config = chainlib.eth.cli.Config.from_args(args, arg_flags, extra_args=extra_args, default_fee_limit=100000)
block_all = args.ww
block_last = args.w or block_all
wallet = chainlib.eth.cli.Wallet()
wallet.from_config(config)
rpc = chainlib.eth.cli.Rpc(wallet=wallet)
conn = rpc.connect_by_config(config)
chain_spec = ChainSpec.from_chain_str(config.get('CHAIN_SPEC'))
value = config.get('_AMOUNT')
send = config.true('_RPC_SEND')
def main():
signer = rpc.get_signer()
signer_address = rpc.get_sender_address()
gas_oracle = rpc.get_gas_oracle()
nonce_oracle = rpc.get_nonce_oracle()
g = ERC20(chain_spec, signer=signer, gas_oracle=gas_oracle, nonce_oracle=nonce_oracle)
recipient = to_checksum_address(config.get('_RECIPIENT'))
if not config.true('_UNSAFE') and recipient != add_0x(config.get('_RECIPIENT')):
raise ValueError('invalid checksum address for recipient')
token_address = to_checksum_address(config.get('_EXEC_ADDRESS'))
if not config.true('_UNSAFE') and token_address != add_0x(config.get('_EXEC_ADDRESS')):
raise ValueError('invalid checksum address for contract')
(tx_hash_hex, o) = g.approve(token_address, signer_address, recipient, value, id_generator=rpc.id_generator)
if send:
conn.do(o)
if block_last:
r = conn.wait(tx_hash_hex)
if logg.isEnabledFor(logging.DEBUG):
sender_balance = balance(g, token_address, signer_address, id_generator=rpc.id_generator)
recipient_balance = balance(g, token_address, recipient, id_generator=rpc.id_generator)
logg.debug('sender {} balance after: {}'.format(signer_address, sender_balance))
logg.debug('recipient {} balance after: {}'.format(recipient, recipient_balance))
if r['status'] == 0:
logg.critical('VM revert. Wish I could tell you more')
sys.exit(1)
print(tx_hash_hex)
else:
print(o['params'][0])
if __name__ == '__main__':
main()

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@ -1,4 +1,3 @@
confini>=0.3.6rc3,<0.5.0 confini>=0.3.6rc3,<0.5.0
crypto-dev-signer>=0.4.15a1,<=0.4.15
chainlib-eth>=0.0.9a9,<=0.1.0 chainlib-eth>=0.0.9a9,<=0.1.0
potaahto~=0.0.1a2 potaahto~=0.0.1a2

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@ -23,7 +23,7 @@ contract GiftableToken {
event Transfer(address indexed _from, address indexed _to, uint256 _value); event Transfer(address indexed _from, address indexed _to, uint256 _value);
event TransferFrom(address indexed _from, address indexed _to, address indexed _spender, uint256 _value); event TransferFrom(address indexed _from, address indexed _to, address indexed _spender, uint256 _value);
event Approval(address indexed _owner, address indexed _spender, uint256 _value); event Approval(address indexed _owner, address indexed _spender, uint256 _value);
event Mint(address indexed _minter, address indexed _beneficiary, uint256 _value); event Mint(address indexed _minter, address indexed _beneficiary, uint256 _value); // Minter
constructor(string memory _name, string memory _symbol, uint8 _decimals) public { constructor(string memory _name, string memory _symbol, uint8 _decimals) public {
owner = msg.sender; owner = msg.sender;
@ -33,6 +33,7 @@ contract GiftableToken {
minters[msg.sender] = true; minters[msg.sender] = true;
} }
// Implements Minter
function mintTo(address _to, uint256 _value) public returns (bool) { function mintTo(address _to, uint256 _value) public returns (bool) {
require(minters[msg.sender]); require(minters[msg.sender]);
@ -52,6 +53,11 @@ contract GiftableToken {
return true; return true;
} }
// Implements Writer
function addWriter(address _minter) public returns (bool) {
return addMinter(_minter);
}
function removeMinter(address _minter) public returns (bool) { function removeMinter(address _minter) public returns (bool) {
require(msg.sender == owner || msg.sender == _minter); require(msg.sender == owner || msg.sender == _minter);
@ -60,6 +66,11 @@ contract GiftableToken {
return true; return true;
} }
// Implements Writer
function deleteWriter(address _minter) public returns (bool) {
return removeMinter(_minter);
}
// Implements ERC20 // Implements ERC20
function transfer(address _to, uint256 _value) public returns (bool) { function transfer(address _to, uint256 _value) public returns (bool) {
require(balanceOf[msg.sender] >= _value); require(balanceOf[msg.sender] >= _value);
@ -101,6 +112,9 @@ contract GiftableToken {
if (_sum == 0x01ffc9a7) { // EIP165 if (_sum == 0x01ffc9a7) { // EIP165
return true; return true;
} }
if (_sum == 0x80c84bd6) { // Writer
return true;
}
return false; return false;
} }
} }