Update list tool to current chainlib, skip output of duplicate tokens

python/eth_token_index/runnable/list.py

@@ -19,6 +19,20 @@ from chainlib.chain import ChainSpec
 from eth_erc20 import ERC20
 from chainlib.eth.address import to_checksum_address
 from hexathon import add_0x
+from chainlib.eth.cli.arg import (
+        Arg,
+        ArgFlag,
+        process_args,
+        )
+from chainlib.eth.cli.config import (
+        Config,
+        process_config,
+        )
+from chainlib.eth.cli.log import process_log
+from chainlib.eth.settings import process_settings
+from chainlib.settings import ChainSettings
+from chainlib.eth.address import is_same_address
+from chainlib.eth.constant import ZERO_ADDRESS
 
 # local imports
 from eth_token_index import TokenUniqueSymbolIndex
@@ -30,23 +44,28 @@ default_format = 'terminal'
 script_dir = os.path.dirname(__file__)
 data_dir = os.path.join(script_dir, '..', 'data')
 
-arg_flags = chainlib.eth.cli.argflag_std_write | chainlib.eth.cli.Flag.EXEC
+arg_flags = ArgFlag()
-argparser = chainlib.eth.cli.ArgumentParser(arg_flags)
+arg = Arg(arg_flags)
+flags = arg_flags.STD_READ | arg_flags.EXEC
+
+argparser = chainlib.eth.cli.ArgumentParser()
 argparser.add_argument('token_symbol', type=str, nargs='?', help='Token symbol to return address for')
+argparser = process_args(argparser, arg, flags)
 args = argparser.parse_args()
 
+logg = process_log(args, logg)
+
 extra_args = {
     'token_symbol': None,
         }
-config = chainlib.eth.cli.Config.from_args(args, arg_flags, extra_args=extra_args, default_fee_limit=TokenUniqueSymbolIndex.gas())
+#config = chainlib.eth.cli.Config.from_args(args, arg_flags, extra_args=extra_args, default_fee_limit=TokenUniqueSymbolIndex.gas())
+config = Config()
+config = process_config(config, arg, args, flags, positional_name='token_symbol')
+logg.debug('config loaded:\n{}'.format(config))
 
-#wallet = chainlib.eth.cli.Wallet()
+settings = ChainSettings()
-#wallet.from_config(config)
+settings = process_settings(settings, config)
-
+logg.debug('settings loaded:\n{}'.format(settings))
-rpc = chainlib.eth.cli.Rpc()
-conn = rpc.connect_by_config(config)
-
-chain_spec = ChainSpec.from_chain_str(config.get('CHAIN_SPEC'))
 
 
 def out_element(e, w=sys.stdout):
@@ -78,18 +97,32 @@ def ls(ifc, conn, contract_address, token_ifc, w=sys.stdout):
         r = conn.do(o)
         token_symbol = token_ifc.parse_symbol(r)
 
+        o = ifc.address_of(contract_address, token_symbol)
+        r = conn.do(o)
+        reverse_token_address = ifc.parse_entry(r)
+        logg.debug('checking token idx {} symbol {} address {} reverse address {}'.format(i, token_symbol, token_address, reverse_token_address))
+        if is_same_address(token_address, ZERO_ADDRESS):
+            logg.warning('token idx {} {} was registered with zero-address'.format(i, token_symbol))
+            continue
+        if is_same_address(reverse_token_address, ZERO_ADDRESS):
+            raise ValueError('token idx {} {} has entry but zero-address reverse lookup. Are you using the correct reverse lookup keys?'.format(i, token_symbol))
+        if not is_same_address(token_address, reverse_token_address):
+            logg.info('token idx {} {} address {} does not match reverse address {}, skipping'.format(i, token_symbol, token_address, reverse_token_address))
+            continue
+
         element(ifc, conn, contract_address, token_symbol, w)
 
 
 def main():
-    token_ifc = ERC20(chain_spec)
+    conn = settings.get('CONN')
-    ifc = TokenUniqueSymbolIndex(chain_spec)
+    token_ifc = ERC20(settings.get('CHAIN_SPEC'))
+    ifc = TokenUniqueSymbolIndex(settings.get('CHAIN_SPEC'))
 
     contract_address = to_checksum_address(config.get('_EXEC_ADDRESS'))
     if not config.true('_UNSAFE') and contract_address != add_0x(config.get('_EXEC_ADDRESS')):
         raise ValueError('invalid checksum address for contract')
 
-    token_symbol = config.get('_TOKEN_SYMBOL')
+    token_symbol = config.get('_POSARG')
     if token_symbol != None:
         element(ifc, conn, contract_address, token_symbol, sys.stdout)
     else:

python/eth_token_index/runnable/publish.py

@@ -56,22 +56,6 @@ settings = process_settings(settings, config)
 logg.debug('settings loaded:\n{}'.format(settings))
 
 
-
-#arg_flags = chainlib.eth.cli.argflag_std_write
-#argparser = chainlib.eth.cli.ArgumentParser(arg_flags)
-#args = argparser.parse_args()
-#
-#config = chainlib.eth.cli.Config.from_args(args, arg_flags, default_fee_limit=TokenUniqueSymbolIndex.gas())
-#
-#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'))
-
-
 def main():
     conn = settings.get('CONN')
     c = TokenUniqueSymbolIndex(

python/setup.cfg

@@ -1,6 +1,6 @@
 [metadata]
 name = eth-token-index
-version = 0.6.0
+version = 0.6.1
 description = Token symbol to address unique index
 author = Louis Holbrook
 author_email = dev@holbrook.no