def main(args):
vm = None
fname = args.file
api = utils.getApi(args.web3)
if not fname:
if not args.hash:
parser.error('hash is required to reproduce the tx if a trace file is not provided')
#reproduce the tx
if args.parity_evm:
vm = VMUtils.ParityVM(args.parity_evm, not args.no_docker)
else:
vm = VMUtils.GethVM(args.geth_evm, not args.no_docker)
artefacts, vm_args = reproduce.reproduceTx(args.hash, vm, api)
saved_files = utils.saveFiles(OUTPUT_DIR, artefacts)
fname = os.path.join(saved_files['json-trace']['path'], saved_files['json-trace']['name'])
ops = loadJsonDebugStackTrace(fname)
if ops == None:
# Usually, each line is a json-object
try:
ops = loadJsonObjects(fname)
except Exception as e:
print("Error loading json:")
traceback.print_exc()
print("Trying alternate loader")
ops = loadWeirdJson(fname)
contexts = None
if args.json:
if not args.hash:
parser.error('hash is required if contract json is provided')
contracts = []
with open(args.json) as f:
combined = json.load(f)
sourceList = [os.path.join(args.source, s) for s in combined['sourceList']]
for contract in combined['contracts'].keys():
val = combined['contracts'][contract]
c = Contract(sourceList, val)
contracts.append(c)
contexts = buildContexts(ops, api, contracts, args.hash)
if vm:
print("\nTo view the generated trace:\n")
cmd = "python3 opviewer.py -f %s" % fname
if args.json:
cmd += " --web3 %s -s %s -j %s --hash %s" % (args.web3, args.source, args.json, args.hash)
print(cmd)
DebugViewer().setTrace(ops, contexts)
def load_contract_sources_from_combined_json(self,
tx,
combined_json,
source_prefix=''):
# TODO: untested, need reference file
contracts = []
sources = []
# get sources (text) for all contracts
for s in combined_json['sourceList']:
if s.count('/') == 0:
s = source_prefix + '/' + s
with open(s) as f:
logger.debug(f.name)
sources.append(f.read())
# get contract
for contract, val in combined_json['contracts'].items():
contracts.append(Contract(sources, val, contract))
self.contracts = contracts
self.op_contracts = buildContexts(self.ops, self.api, contracts, tx)
return self
def load_contract_sources_from_combined_json(self,
tx,
combined_json,
source_prefix=''):
# TODO: untested, need reference file
contracts = []
sources = []
# get sources (text) for all contracts
for file in [
os.path.join(source_prefix, s)
for s in combined_json['sourceList']
]:
with open(file) as s:
logger.debug(s.name)
sources.append(s.read())
# get contract
for contract, val in combined_json['contracts'].items():
contracts.append(Contract(sources, val, contract))
self.contracts = contracts
self.op_contracts = buildContexts(self.ops, self.api, contracts, tx)
return self