erc20-faucet

ERC20 token faucet
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publish.py (4768B)

      1 """Deploys sarafu faucet contract
      2 
      3 .. moduleauthor:: Louis Holbrook <dev@holbrook.no>
      4 .. pgp:: 0826EDA1702D1E87C6E2875121D2E7BB88C2A746 
      5 
      6 """
      7 
      8 # standard imports
      9 import sys
     10 import os
     11 import json
     12 import argparse
     13 import logging
     14 
     15 # external imports
     16 import chainlib.eth.cli
     17 from chainlib.chain import ChainSpec
     18 from chainlib.eth.connection import EthHTTPConnection
     19 from chainlib.eth.tx import (
     20         receipt,
     21         TxFactory,
     22         )
     23 from chainlib.eth.constant import ZERO_ADDRESS
     24 from chainlib.eth.address import to_checksum_address
     25 from hexathon import (
     26         add_0x,
     27         strip_0x,
     28         )
     29 
     30 # local imports
     31 from erc20_faucet.faucet import SingleShotFaucet
     32 
     33 logging.basicConfig(level=logging.WARNING)
     34 logg = logging.getLogger()
     35 
     36 arg_flags = chainlib.eth.cli.argflag_std_write
     37 argparser = chainlib.eth.cli.ArgumentParser(arg_flags)
     38 argparser.add_argument('--overrider-address', type=str, dest='overrider_address', default=ZERO_ADDRESS, help='Overrider address')
     39 argparser.add_argument('--account-index-address', type=str, dest='account_index_address', default=ZERO_ADDRESS, help='Account index contract address')
     40 argparser.add_argument('--store-address', type=str, dest='store_address', help='Faucet store address')
     41 argparser.add_argument('token_address', type=str, help='Mintable token address')
     42 args = argparser.parse_args()
     43 
     44 extra_args = {
     45     'overrider_address': None,
     46     'account_index_address': None,
     47     'store_address': None,
     48     'token_address': None,
     49     }
     50 config = chainlib.eth.cli.Config.from_args(args, arg_flags, extra_args=extra_args, default_fee_limit=SingleShotFaucet.gas())
     51 
     52 wallet = chainlib.eth.cli.Wallet()
     53 wallet.from_config(config)
     54 
     55 rpc = chainlib.eth.cli.Rpc(wallet=wallet)
     56 conn = rpc.connect_by_config(config)
     57 
     58 chain_spec = ChainSpec.from_chain_str(config.get('CHAIN_SPEC'))
     59 args = argparser.parse_args()
     60 
     61 
     62 def main():
     63     signer = rpc.get_signer()
     64     signer_address = rpc.get_sender_address()
     65 
     66     gas_oracle = rpc.get_gas_oracle()
     67     nonce_oracle = rpc.get_nonce_oracle()
     68 
     69     c = SingleShotFaucet(chain_spec, signer=signer, nonce_oracle=nonce_oracle, gas_oracle=gas_oracle)
     70 
     71     store_address = None
     72     try:
     73         store_address = to_checksum_address(config.get('_STORE_ADDRESS'))
     74         if not config.true('_UNSAFE') and store_address != add_0x(config.get('_STORE_ADDRESS')):
     75             raise ValueError('invalid checksum address for store')
     76         logg.debug('using store address {}'.format(store_address))
     77     except TypeError:
     78         pass
     79 
     80     account_index_address = to_checksum_address(config.get('_ACCOUNT_INDEX_ADDRESS'))
     81     if not config.true('_UNSAFE') and account_index_address != add_0x(config.get('_ACCOUNT_INDEX_ADDRESS')):
     82         raise ValueError('invalid checksum address for account index address')
     83 
     84     token_address = None
     85     try:
     86         token_address = to_checksum_address(config.get('_TOKEN_ADDRESS'))
     87         if not config.true('_UNSAFE') and token_address != add_0x(config.get('_TOKEN_ADDRESS')):
     88             raise ValueError('invalid checksum address for token address')
     89     except TypeError:
     90         pass
     91 
     92     overrider_address = to_checksum_address(config.get('_OVERRIDER_ADDRESS'))
     93     if not config.true('_UNSAFE') and overrider_address != add_0x(config.get('_OVERRIDER_ADDRESS')):
     94         raise ValueError('invalid checksum address for overrider address')
     95 
     96 
     97     if store_address == None:
     98         (tx_hash_hex, o) = c.store_constructor(signer_address)
     99         if not config.get('_WAIT'):
    100             print(o)
    101         else:
    102             conn.do(o)
    103             r = conn.wait(tx_hash_hex)
    104             if r['status'] == 0:
    105                 sys.stderr.write('EVM revert while deploying contract. Wish I had more to tell you')
    106                 sys.exit(1)
    107             # TODO: pass through translator for keys (evm tester uses underscore instead of camelcase)
    108             store_address = r['contractAddress']
    109             logg.info('deployed faucet store on {}'.format(store_address))
    110             print(store_address)
    111 
    112     if store_address != None:
    113         c = SingleShotFaucet(chain_spec, signer=signer, gas_oracle=gas_oracle, nonce_oracle=nonce_oracle)
    114         (tx_hash_hex, o) = c.constructor(signer_address, token_address, store_address, account_index_address, [overrider_address])
    115         conn.do(o)
    116         if config.get('_WAIT'):
    117             r = conn.wait(tx_hash_hex)
    118             if r['status'] == 0:
    119                 sys.stderr.write('EVM revert while deploying contract. Wish I had more to tell you')
    120                 sys.exit(1)
    121             # TODO: pass through translator for keys (evm tester uses underscore instead of camelcase)
    122             address = r['contractAddress']
    123 
    124             print(address)
    125         else:
    126             print(tx_hash_hex)
    127 
    128 
    129 if __name__ == '__main__':
    130     main()