chainlib-eth

Ethereum implementation of the chainlib interface
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commit e5e8680fc6f63c9cc0345300a5b133b3dcaa4992
parent 90d4c4eb95e3bfd196a866746ca0439151008ae8
Author: lash <dev@holbrook.no>
Date:   Thu, 24 Feb 2022 15:51:38 +0000

Improve eth-encode interface with --format and --mode options

Diffstat:
Mchainlib/eth/runnable/encode.py | 94++++++++++++++++++++++++++++++++++++++++++++++++++++++-------------------------
Mrequirements.txt | 8++++----
2 files changed, 68 insertions(+), 34 deletions(-)

diff --git a/chainlib/eth/runnable/encode.py b/chainlib/eth/runnable/encode.py @@ -28,14 +28,6 @@ from chainlib.jsonrpc import ( JSONRPCRequest, IntSequenceGenerator, ) -from chainlib.eth.nonce import ( - RPCNonceOracle, - OverrideNonceOracle, - ) -from chainlib.eth.gas import ( - RPCGasOracle, - OverrideGasOracle, - ) from chainlib.eth.tx import ( TxFactory, TxFormat, @@ -53,18 +45,19 @@ logg = logging.getLogger() script_dir = os.path.dirname(os.path.realpath(__file__)) config_dir = os.path.join(script_dir, '..', 'data', 'config') -arg_flags = chainlib.eth.cli.argflag_std_write | chainlib.eth.cli.Flag.EXEC | chainlib.eth.cli.Flag.FEE + +arg_flags = chainlib.eth.cli.argflag_std_write | chainlib.eth.cli.Flag.EXEC | chainlib.eth.cli.Flag.FEE | chainlib.eth.cli.Flag.FMT_HUMAN | chainlib.eth.cli.Flag.FMT_WIRE | chainlib.eth.cli.Flag.FMT_RPC argparser = chainlib.eth.cli.ArgumentParser(arg_flags) -argparser.add_argument('--notx', action='store_true', help='Network send is not a transaction') +argparser.add_argument('--mode', type=str, choices=['tx', 'call', 'arg'], help='Mode of operation') argparser.add_argument('--signature', type=str, help='Method signature to encode') argparser.add_argument('contract_args', type=str, nargs='*', help='arguments to encode') args = argparser.parse_args() extra_args = { 'signature': None, 'contract_args': None, - 'notx': None, } config = chainlib.eth.cli.Config.from_args(args, arg_flags, extra_args=extra_args, default_config_dir=config_dir) +logg.debug('config loaded:\n{}'.format(config)) block_all = args.ww block_last = args.w or block_all @@ -102,28 +95,63 @@ def main(): code += cli_encoder.get() - if not config.get('_SIGNATURE'): - print(strip_0x(code)) - return - exec_address = config.get('_EXEC_ADDRESS') if exec_address: exec_address = add_0x(to_checksum_address(exec_address)) - if signer == None or config.true('_NOTX'): - if config.true('_RAW'): - print(strip_0x(code)) - return + mode = args.mode + if mode == None: + if signer == None: + mode = 'call' + else: + mode = 'tx' - if not exec_address: - argparser.error('exec address (-e) must be defined') + if not config.get('_SIGNATURE'): + if mode != 'arg': + logg.error('mode tx without contract method signature makes no sense. Use eth-get with --data instead.') + sys.exit(1) + if args.format == 'rpc': + logg.error('rpc format with arg put does not make sense') + sys.exit(1) + if mode == 'arg': + print(strip_0x(code)) + return + elif not exec_address: + logg.error('exec address (-e) must be defined with mode "{}"'.format(args.mode)) + sys.exit(1) + + if config.get('RPC_PROVIDER'): + logg.debug('provider {}'.format(config.get('RPC_PROVIDER'))) + if not config.get('_FEE_LIMIT') or not config.get('_FEE_PRICE'): + gas_oracle = rpc.get_gas_oracle() + (price, limit) = gas_oracle.get_gas() + if not config.get('_FEE_PRICE'): + config.add(price, '_FEE_PRICE') + if not config.get('_FEE_LIMIT'): + config.add(limit, '_FEE_LIMIT') + + if not config.get('_NONCE'): + nonce_oracle = rpc.get_nonce_oracle() + config.add(nonce_oracle.get_nonce(), '_NONCE') + else: + for arg in [ + '_FEE_PRICE', + '_FEE_LIMIT', + '_NONCE', + ]: + if not config.get(arg): + logg.error('--{} must be specified when no rpc provider has been set.'.format(arg.replace('_', '-').lower())) + sys.exit(1) + + + if mode == 'call': #signer == None or config.true('_NOTX'): c = TxFactory(chain_spec) j = JSONRPCRequest(id_generator=rpc.id_generator) o = j.template() - o['method'] = 'eth_call' gas_limit = add_0x(int.to_bytes(config.get('_FEE_LIMIT'), 8, byteorder='big').hex(), compact_value=True) gas_price = add_0x(int.to_bytes(config.get('_FEE_PRICE'), 8, byteorder='big').hex(), compact_value=True) + o['method'] = 'eth_call' o['params'].append({ 'to': exec_address, 'from': signer_address, @@ -135,16 +163,22 @@ def main(): height = to_blockheight_param(config.get('_HEIGHT')) o['params'].append(height) o = j.finalize(o) - r = conn.do(o) - try: - print(strip_0x(r)) + + if config.get('_RPC_SEND'): + r = conn.do(o) + try: + print(strip_0x(r)) + return + except ValueError: + sys.stderr.write('query returned an empty value ({})\n'.format(r)) + sys.exit(1) + else: + print(o) return - except ValueError: - sys.stderr.write('query returned an empty value ({})\n'.format(r)) - sys.exit(1) - if not exec_address: - argparser.error('exec address (-e) must be defined') + if signer == None: + logg.error('mode "tx" without signer does not make sense. Please specify a key file with -y.') + sys.exit(1) if chain_spec == None: raise ValueError('chain spec must be specified') diff --git a/requirements.txt b/requirements.txt @@ -1,7 +1,7 @@ -funga-eth~=0.5.3 +funga-eth~=0.5.6 pysha3==1.0.2 hexathon~=0.1.5 websocket-client==0.57.0 -potaahto~=0.1.0 -chainlib~=0.0.19 -confini~=0.5.3 +potaahto~=0.1.1 +chainlib~=0.0.23 +confini~=0.5.7