Fix Truffle utility

pull/72/head
Bernhard Mueller 7 years ago
parent d723ae09cd
commit cfad73e2b6
  1. 63
      mythril/support/truffle.py

@ -6,6 +6,7 @@ from mythril.ether import util
from mythril.ether.ethcontract import ETHContract from mythril.ether.ethcontract import ETHContract
from mythril.analysis.security import fire_lasers from mythril.analysis.security import fire_lasers
from mythril.analysis.symbolic import StateSpace from mythril.analysis.symbolic import StateSpace
from mythril.analysis.report import Report
from laser.ethereum import helper from laser.ethereum import helper
@ -37,51 +38,51 @@ def analyze_truffle_project():
ethcontract= ETHContract(bytecode, name=name, address = util.get_indexed_address(0)) ethcontract= ETHContract(bytecode, name=name, address = util.get_indexed_address(0))
contracts = [ethcontract] states = StateSpace([ethcontract], max_depth = 10)
issues = fire_lasers(states)
states = StateSpace(contracts, max_depth = 10) if not len(issues):
report = fire_lasers(states) print("Analysis result for " + name + ": No issues found.")
else:
# augment with source code report = Report()
# augment with source code
disassembly = ethcontract.get_disassembly() disassembly = ethcontract.get_disassembly()
source = contractdata['source'] source = contractdata['source']
deployedSourceMap = contractdata['deployedSourceMap'].split(";") deployedSourceMap = contractdata['deployedSourceMap'].split(";")
mappings = [] mappings = []
i = 0 i = 0
while(i < len(deployedSourceMap)): while(i < len(deployedSourceMap)):
m = re.search(r"^(\d+):*(\d+)", deployedSourceMap[i]) m = re.search(r"^(\d+):*(\d+)", deployedSourceMap[i])
if (m): if (m):
offset = m.group(1) offset = m.group(1)
length = m.group(2) length = m.group(2)
else: else:
m = re.search(r"^:(\d+)", deployedSourceMap[i]) m = re.search(r"^:(\d+)", deployedSourceMap[i])
if m: if m:
length = m.group(1) length = m.group(1)
mappings.append((int(offset), int(length))) mappings.append((int(offset), int(length)))
i += 1 i += 1
for key, issue in report.issues.items(): for issue in issues:
index = helper.get_instruction_index(disassembly.instruction_list, issue.pc) index = helper.get_instruction_index(disassembly.instruction_list, issue.pc)
if index: if index:
issue.code_start = mappings[index][0] issue.code_start = mappings[index][0]
issue.code_length = mappings[index][1] issue.code_length = mappings[index][1]
issue.code = source[mappings[index][0]: mappings[index][0] + mappings[index][1]] issue.code = source[mappings[index][0]: mappings[index][0] + mappings[index][1]]
report.append_issue(issue)
if len(report.issues):
print("Analysis result for " + name + ":\n" + report.as_text()) print("Analysis result for " + name + ":\n" + report.as_text())
else:
print("Analysis result for " + name + ": No issues found.")

Loading…
Cancel
Save