Merge branch 'master' into lash/transfer-from

python/.coveragerc

@@ -0,0 +1,7 @@
+[run]
+branch = True
+[report]
+omit = .venv/*
+        **/runnable/*.py
+[html]
+

python/CHANGELOG

@@ -1,9 +1,11 @@
-* 0.0.10-pending
+* 0.1.10
+	- Apply transfer ownership protection in GiftableToken contract
+* 0.1.9
+	- Add statictoken contract
+* 0.0.10
 	- Upgrade chainlib dependency, providing customizable jsonrpc id
 	- Move to chainlib-eth
-* 0.0.9-unreleased
-* 0.0.8-unreleased
-* 0.0.7-unreleased
+* 0.0.7
 	- Implement keystore signing.
 	- Change makefile to compile contract for Byzantium.
 	- Change mint method name to mintTo

python/eth_erc20/erc20.py

@@ -2,30 +2,23 @@
 import logging
 
 # external imports
-import sha3
-from hexathon import (
-        add_0x,
-        strip_0x,
-        )
-
-# external imports
-from chainlib.hash import (
-        keccak256_hex_to_hex,
-        keccak256_string_to_hex,
-        )
 from chainlib.eth.constant import ZERO_ADDRESS
-from chainlib.eth.tx import (
-        TxFactory,
-        TxFormat,
-        )
-from chainlib.jsonrpc import JSONRPCRequest
 from chainlib.eth.contract import (
-        ABIContractEncoder,
-        ABIContractDecoder,
-        ABIContractType,
-        abi_decode_single,
-        )
+    ABIContractEncoder,
+    ABIContractDecoder,
+    ABIContractType,
+    abi_decode_single,
+)
 from chainlib.eth.error import RequestMismatchException
+from chainlib.eth.tx import (
+    TxFactory,
+    TxFormat,
+)
+from chainlib.jsonrpc import JSONRPCRequest
+from hexathon import (
+    add_0x,
+    strip_0x,
+)
 
 logg = logging.getLogger()
 

python/eth_erc20/runnable/info.py

@@ -0,0 +1,110 @@
+#!python3
+
+"""Token balance query script
+
+.. moduleauthor:: Louis Holbrook <dev@holbrook.no>
+.. pgp:: 0826EDA1702D1E87C6E2875121D2E7BB88C2A746 
+
+"""
+
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+# standard imports
+import sys
+import os
+import json
+import argparse
+import logging
+
+# external imports
+from hexathon import (
+        add_0x,
+        strip_0x,
+        even,
+        )
+import sha3
+
+# external imports
+import chainlib.eth.cli
+from chainlib.eth.address import to_checksum_address
+from chainlib.eth.connection import EthHTTPConnection
+from chainlib.eth.gas import (
+        OverrideGasOracle,
+        balance,
+        )
+from chainlib.chain import ChainSpec
+
+# local imports
+from eth_erc20 import ERC20
+
+logging.basicConfig(level=logging.WARNING)
+logg = logging.getLogger()
+
+arg_flags = chainlib.eth.cli.argflag_std_read | chainlib.eth.cli.Flag.EXEC
+argparser = chainlib.eth.cli.ArgumentParser(arg_flags)
+argparser.add_positional('item', required=False)
+args = argparser.parse_args()
+config = chainlib.eth.cli.Config.from_args(args, arg_flags)
+
+rpc = chainlib.eth.cli.Rpc()
+conn = rpc.connect_by_config(config)
+
+chain_spec = ChainSpec.from_chain_str(config.get('CHAIN_SPEC'))
+
+token_address = config.get('_EXEC_ADDRESS')
+
+
+def main():
+    g = ERC20(chain_spec=chain_spec, gas_oracle=rpc.get_gas_oracle())
+
+    if not args.item or args.item == 'name':
+        name_o = g.name(token_address)
+        r = conn.do(name_o)
+        token_name = g.parse_name(r)
+        s = ''
+        if not args.item or not args.raw:
+            s = 'Name: '
+        s += token_name
+        print(s)
+        if args.item == 'name':
+            sys.exit(0)
+
+    if not args.item or args.item == 'symbol':
+        symbol_o = g.symbol(token_address)
+        r = conn.do(symbol_o)
+        token_symbol = g.parse_symbol(r)
+        s = ''
+        if not args.item or not args.raw:
+            s = 'Symbol: '
+        s += token_symbol
+        print(s)
+        if args.item == 'symbol':
+            sys.exit(0)
+
+    if not args.item or args.item == 'decimals':
+        decimals_o = g.decimals(token_address)
+        r = conn.do(decimals_o)
+        decimals = int(strip_0x(r), 16)
+        s = ''
+        if not args.item or not args.raw:
+            s = 'Decimals: '
+        s += str(decimals)
+        print(s)
+        if args.item == 'decimals':
+            sys.exit(0)
+
+    if not args.item or args.item == 'supply':
+        supply_o = g.total_supply(token_address)
+        r = conn.do(supply_o)
+        supply = int(strip_0x(r), 16)
+        s = ''
+        if not args.item or not args.raw:
+            s = 'Supply: '
+        s += str(supply)
+        print(s)
+        if args.item == 'supply':
+            sys.exit(0)
+
+
+if __name__ == '__main__':
+    main()

python/giftable_erc20_token/data/GiftableToken.json

@@ -1 +1 @@
-[{"inputs":[{"internalType":"string","name":"_name","type":"string"},{"internalType":"string","name":"_symbol","type":"string"},{"internalType":"uint8","name":"_decimals","type":"uint8"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"_owner","type":"address"},{"indexed":true,"internalType":"address","name":"_spender","type":"address"},{"indexed":false,"internalType":"uint256","name":"_value","type":"uint256"}],"name":"Approval","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"_minter","type":"address"},{"indexed":true,"internalType":"address","name":"_beneficiary","type":"address"},{"indexed":false,"internalType":"uint256","name":"_value","type":"uint256"}],"name":"Mint","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"_from","type":"address"},{"indexed":true,"internalType":"address","name":"_to","type":"address"},{"indexed":false,"internalType":"uint256","name":"_value","type":"uint256"}],"name":"Transfer","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"_from","type":"address"},{"indexed":true,"internalType":"address","name":"_to","type":"address"},{"indexed":true,"internalType":"address","name":"_spender","type":"address"},{"indexed":false,"internalType":"uint256","name":"_value","type":"uint256"}],"name":"TransferFrom","type":"event"},{"inputs":[{"internalType":"address","name":"_minter","type":"address"}],"name":"addMinter","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"},{"internalType":"address","name":"","type":"address"}],"name":"allowance","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_spender","type":"address"},{"internalType":"uint256","name":"_value","type":"uint256"}],"name":"approve","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"decimals","outputs":[{"internalType":"uint8","name":"","type":"uint8"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_to","type":"address"},{"internalType":"uint256","name":"_value","type":"uint256"}],"name":"mintTo","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_minter","type":"address"}],"name":"removeMinter","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes4","name":"_sum","type":"bytes4"}],"name":"supportsInterface","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_to","type":"address"},{"internalType":"uint256","name":"_value","type":"uint256"}],"name":"transfer","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_from","type":"address"},{"internalType":"address","name":"_to","type":"address"},{"internalType":"uint256","name":"_value","type":"uint256"}],"name":"transferFrom","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"}]
+[{"inputs":[{"internalType":"string","name":"_name","type":"string"},{"internalType":"string","name":"_symbol","type":"string"},{"internalType":"uint8","name":"_decimals","type":"uint8"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"_owner","type":"address"},{"indexed":true,"internalType":"address","name":"_spender","type":"address"},{"indexed":false,"internalType":"uint256","name":"_value","type":"uint256"}],"name":"Approval","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"_minter","type":"address"},{"indexed":true,"internalType":"address","name":"_beneficiary","type":"address"},{"indexed":false,"internalType":"uint256","name":"_value","type":"uint256"}],"name":"Mint","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"_from","type":"address"},{"indexed":true,"internalType":"address","name":"_to","type":"address"},{"indexed":false,"internalType":"uint256","name":"_value","type":"uint256"}],"name":"Transfer","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"_from","type":"address"},{"indexed":true,"internalType":"address","name":"_to","type":"address"},{"indexed":true,"internalType":"address","name":"_spender","type":"address"},{"indexed":false,"internalType":"uint256","name":"_value","type":"uint256"}],"name":"TransferFrom","type":"event"},{"inputs":[{"internalType":"address","name":"_minter","type":"address"}],"name":"addMinter","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"},{"internalType":"address","name":"","type":"address"}],"name":"allowance","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_spender","type":"address"},{"internalType":"uint256","name":"_value","type":"uint256"}],"name":"approve","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"decimals","outputs":[{"internalType":"uint8","name":"","type":"uint8"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_to","type":"address"},{"internalType":"uint256","name":"_value","type":"uint256"}],"name":"mintTo","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_minter","type":"address"}],"name":"removeMinter","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes4","name":"_sum","type":"bytes4"}],"name":"supportsInterface","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_to","type":"address"},{"internalType":"uint256","name":"_value","type":"uint256"}],"name":"transfer","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_from","type":"address"},{"internalType":"address","name":"_to","type":"address"},{"internalType":"uint256","name":"_value","type":"uint256"}],"name":"transferFrom","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_newOwner","type":"address"}],"name":"transferOwnership","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"}]

python/giftable_erc20_token/factory.py

@@ -94,4 +94,4 @@ class GiftableToken(TxFactory):
         tx = self.template(sender_address, contract_address, use_nonce=True)
         tx = self.set_code(tx, data)
         tx = self.finalize(tx, tx_format)
-        return tx
+        return tx

python/requirements.txt

@@ -1,3 +1,3 @@
-confini~=0.5.1
-chainlib-eth~=0.0.12
-potaahto~=0.1.0
+confini~=0.5.2
+chainlib-eth~=0.0.14
+potaahto==0.1.0

python/setup.cfg

@@ -1,6 +1,6 @@
 [metadata]
 name = eth-erc20
-version = 0.1.2
+version = 0.1.11
 description = ERC20 interface and simple contract with deployment script that lets any address mint and gift itself tokens.
 author = Louis Holbrook
 author_email = dev@holbrook.no
@@ -30,11 +30,14 @@ packages =
 	eth_erc20
 	eth_erc20.data
 	eth_erc20.runnable
+	static_token.data
 
 [options.package_data]
 * =
  	data/GiftableToken.json
  	data/GiftableToken.bin
+ 	data/StaticToken.json
+ 	data/StaticToken.bin
  	data/ERC20.json
 
 [options.entry_points]
@@ -44,3 +47,4 @@ console_scripts =
 	giftable-token-minter = giftable_erc20_token.runnable.minter:main
 	erc20-transfer = eth_erc20.runnable.transfer:main
 	erc20-balance = eth_erc20.runnable.balance:main
+	erc20-info = eth_erc20.runnable.info:main

python/static_token/data/StaticToken.json

@@ -0,0 +1 @@
+[{"inputs":[{"internalType":"string","name":"_name","type":"string"},{"internalType":"string","name":"_symbol","type":"string"},{"internalType":"uint8","name":"_decimals","type":"uint8"},{"internalType":"uint256","name":"_supply","type":"uint256"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"_owner","type":"address"},{"indexed":true,"internalType":"address","name":"_spender","type":"address"},{"indexed":false,"internalType":"uint256","name":"_value","type":"uint256"}],"name":"Approval","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"_from","type":"address"},{"indexed":true,"internalType":"address","name":"_to","type":"address"},{"indexed":false,"internalType":"uint256","name":"_value","type":"uint256"}],"name":"Transfer","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"_from","type":"address"},{"indexed":true,"internalType":"address","name":"_to","type":"address"},{"indexed":true,"internalType":"address","name":"_spender","type":"address"},{"indexed":false,"internalType":"uint256","name":"_value","type":"uint256"}],"name":"TransferFrom","type":"event"},{"inputs":[{"internalType":"address","name":"","type":"address"},{"internalType":"address","name":"","type":"address"}],"name":"allowance","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_spender","type":"address"},{"internalType":"uint256","name":"_value","type":"uint256"}],"name":"approve","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"decimals","outputs":[{"internalType":"uint8","name":"","type":"uint8"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes4","name":"_sum","type":"bytes4"}],"name":"supportsInterface","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_to","type":"address"},{"internalType":"uint256","name":"_value","type":"uint256"}],"name":"transfer","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_from","type":"address"},{"internalType":"address","name":"_to","type":"address"},{"internalType":"uint256","name":"_value","type":"uint256"}],"name":"transferFrom","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"}]

python/tests/test_erc20_interface.py

@@ -12,6 +12,7 @@ from chainlib.eth.tx import (
         receipt,
         )
 from chainlib.eth.address import to_checksum_address
+from hexathon import strip_0x
 
 # local imports
 from giftable_erc20_token import GiftableToken
@@ -102,7 +103,7 @@ class TestToken(EthTesterCase):
         o = transaction(tx_hash)
         r = self.rpc.do(o)
         data = c.parse_transfer_request(r['data'])
-        self.assertEqual(data[0], self.accounts[1])
+        self.assertEqual(data[0], strip_0x(self.accounts[1]))
         self.assertEqual(data[1], 1000)
 
 
@@ -124,7 +125,7 @@ class TestToken(EthTesterCase):
         o = transaction(tx_hash)
         r = self.rpc.do(o)
         data = c.parse_approve_request(r['data'])
-        self.assertEqual(data[0], self.accounts[1])
+        self.assertEqual(data[0], strip_0x(self.accounts[1]))
         self.assertEqual(data[1], 1000)
 
         nonce_oracle = RPCNonceOracle(self.accounts[1], conn=self.conn)
@@ -138,8 +139,8 @@ class TestToken(EthTesterCase):
         o = transaction(tx_hash)
         r = self.rpc.do(o)
         data = c.parse_transfer_from_request(r['data'])
-        self.assertEqual(data[0], self.accounts[0])
-        self.assertEqual(data[1], self.accounts[2])
+        self.assertEqual(data[0], strip_0x(self.accounts[0]))
+        self.assertEqual(data[1], strip_0x(self.accounts[2]))
         self.assertEqual(data[2], 1001)
 
         (tx_hash, o) = c.transfer_from(self.address, self.accounts[1], self.accounts[0], self.accounts[2], 1000)