erc20-demurrage-token

ERC20 token with redistributed continual demurrage
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publish.py (6028B)

      1 """Deploy sarafu token
      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 confini
     17 from funga.eth.signer import EIP155Signer
     18 from funga.eth.keystore.dict import DictKeystore
     19 from chainlib.chain import ChainSpec
     20 from chainlib.eth.nonce import (
     21         RPCNonceOracle,
     22         OverrideNonceOracle,
     23         )
     24 from chainlib.eth.gas import (
     25         RPCGasOracle,
     26         OverrideGasOracle,
     27         )
     28 from chainlib.eth.connection import EthHTTPConnection
     29 from chainlib.eth.tx import receipt
     30 from chainlib.eth.constant import ZERO_ADDRESS
     31 import chainlib.eth.cli
     32 from chainlib.eth.cli.arg import (
     33         Arg,
     34         ArgFlag,
     35         process_args,
     36         )
     37 from chainlib.eth.cli.config import (
     38         Config,
     39         process_config,
     40         )
     41 from chainlib.eth.cli.log import process_log
     42 from chainlib.eth.settings import process_settings
     43 from chainlib.eth.address import to_checksum_address
     44 from chainlib.settings import ChainSettings
     45 
     46 from dexif import to_fixed
     47 
     48 # local imports
     49 import erc20_demurrage_token
     50 from erc20_demurrage_token import (
     51         DemurrageToken,
     52         DemurrageTokenSettings,
     53         )
     54 
     55 logg = logging.getLogger()
     56 
     57 script_dir = os.path.dirname(__file__)
     58 data_dir = os.path.join(script_dir, '..', 'data')
     59 
     60 config_dir = os.path.join(data_dir, 'config')
     61 
     62 
     63 def process_config_local(config, arg, args, flags):
     64     config.add(args.token_name, 'TOKEN_NAME')
     65     config.add(args.token_symbol, 'TOKEN_SYMBOL')
     66     config.add(args.token_decimals, 'TOKEN_DECIMALS')
     67     sink_address = to_checksum_address(args.sink_address)
     68     config.add(sink_address, 'TOKEN_SINK_ADDRESS')
     69     config.add(args.redistribution_period, 'TOKEN_REDISTRIBUTION_PERIOD')
     70 
     71     v = (1 - (args.demurrage_level / 1000000)) ** (1 / config.get('TOKEN_REDISTRIBUTION_PERIOD'))
     72     if v >= 1.0:
     73         raise ValueError('demurrage level must be less than 100%')
     74     demurrage_level = to_fixed(v)
     75     logg.info('v {} demurrage level {}'.format(v, demurrage_level))
     76     config.add(demurrage_level, 'TOKEN_DEMURRAGE_LEVEL')
     77     return config
     78 
     79 
     80 arg_flags = ArgFlag()
     81 arg = Arg(arg_flags)
     82 flags = arg_flags.STD_WRITE | arg_flags.WALLET
     83 
     84 argparser = chainlib.eth.cli.ArgumentParser(arg_flags)
     85 argparser = process_args(argparser, arg, flags)
     86 argparser.add_argument('--name', dest='token_name', type=str, help='Token name')
     87 argparser.add_argument('--symbol', dest='token_symbol', required=True, type=str, help='Token symbol')
     88 argparser.add_argument('--decimals', dest='token_decimals', type=int, help='Token decimals')
     89 argparser.add_argument('--sink-address', dest='sink_address', type=str, help='demurrage level,ppm per minute') 
     90 argparser.add_argument('--redistribution-period', type=int, help='redistribution period, minutes (0 = deactivate)') # default 10080 = week
     91 argparser.add_argument('--demurrage-level', dest='demurrage_level', type=int, help='demurrage level, ppm per period') 
     92 args = argparser.parse_args()
     93 
     94 logg = process_log(args, logg)
     95 
     96 config = Config()
     97 config = process_config(config, arg, args, flags)
     98 config = process_config_local(config, arg, args, flags)
     99 logg.debug('config loaded:\n{}'.format(config))
    100 
    101 settings = ChainSettings()
    102 settings = process_settings(settings, config)
    103 logg.debug('settings loaded:\n{}'.format(settings))
    104 
    105 
    106 #extra_args = {
    107 #        'redistribution_period': 'TOKEN_REDISTRIBUTION_PERIOD',
    108 #        'demurrage_level': 'TOKEN_DEMURRAGE_LEVEL',
    109 #        'supply_limit': 'TOKEN_SUPPLY_LIMIT',
    110 #        'token_name': 'TOKEN_NAME',
    111 #        'token_symbol': 'TOKEN_SYMBOL',
    112 #        'token_decimals': 'TOKEN_DECIMALS',
    113 #        'sink_address': 'TOKEN_SINK_ADDRESS',
    114 #        'multi': None,
    115 #        }
    116 #config = chainlib.eth.cli.Config.from_args(args, arg_flags, extra_args=extra_args, default_fee_limit=DemurrageToken.gas(), base_config_dir=config_dir)
    117 #
    118 #if not bool(config.get('TOKEN_NAME')):
    119 #    logg.info('token name not set, using symbol {} as name'.format(config.get('TOKEN_SYMBOL')))
    120 #    config.add(config.get('TOKEN_SYMBOL'), 'TOKEN_NAME', True)
    121 #
    122 #if config.get('TOKEN_SUPPLY_LIMIT') == None:
    123 #    config.add(0, 'TOKEN_SUPPLY_LIMIT', True)
    124 #
    125 #if config.get('TOKEN_REDISTRIBUTION_PERIOD') == None:
    126 #    config.add(10800, 'TOKEN_REDISTRIBUTION_PERIOD', True)
    127 #logg.debug('config loaded:\n{}'.format(config))
    128 #
    129 #wallet = chainlib.eth.cli.Wallet()
    130 #wallet.from_config(config)
    131 #
    132 #rpc = chainlib.eth.cli.Rpc(wallet=wallet)
    133 #conn = rpc.connect_by_config(config)
    134 #
    135 #chain_spec = ChainSpec.from_chain_str(config.get('CHAIN_SPEC'))
    136 
    137 def main():
    138     conn = settings.get('CONN')
    139     c = DemurrageToken(
    140             settings.get('CHAIN_SPEC'),
    141             signer=settings.get('SIGNER'),
    142             gas_oracle=settings.get('FEE_ORACLE'),
    143             nonce_oracle=settings.get('NONCE_ORACLE'),
    144             )
    145     token_settings = DemurrageTokenSettings()
    146     token_settings.name = config.get('TOKEN_NAME')
    147     token_settings.symbol = config.get('TOKEN_SYMBOL')
    148     token_settings.decimals = int(config.get('TOKEN_DECIMALS'))
    149     token_settings.demurrage_level = int(config.get('TOKEN_DEMURRAGE_LEVEL'))
    150     token_settings.period_minutes = int(config.get('TOKEN_REDISTRIBUTION_PERIOD'))
    151     token_settings.sink_address = config.get('TOKEN_SINK_ADDRESS')
    152 
    153     (tx_hash_hex, o) = c.constructor(
    154             settings.get('SENDER_ADDRESS'),
    155             token_settings,
    156             )
    157     if settings.get('RPC_SEND'):
    158         conn.do(o)
    159         if config.true('_WAIT'):
    160             r = conn.wait(tx_hash_hex)
    161             if r['status'] == 0:
    162                 sys.stderr.write('EVM revert while deploying contract. Wish I had more to tell you')
    163                 sys.exit(1)
    164             # TODO: pass through translator for keys (evm tester uses underscore instead of camelcase)
    165             address = r['contractAddress']
    166 
    167             print(address)
    168         else:
    169             print(tx_hash_hex)
    170 
    171     else:
    172         print(o)
    173 
    174 
    175 if __name__ == '__main__':
    176     main()