def test_def_use():
co_simple = get_co(DEF_USE_SIMPLE)
assert co_simple is not None
bytecode_object = BytecodeObject('<string>')
bytecode_object.parse_code(co_simple)
cfg = ControlFlow(bytecode_object.main_module)
def_use = DefUse(cfg)
def test_simple_types():
co_simple = get_co(SIMPLE_TYPES_CASE)
assert co_simple is not None
bytecode_object = BytecodeObject('<string>')
bytecode_object.parse_code(co_simple)
cfg = ControlFlow(bytecode_object.main_module)
types = TypeInference(cfg)
def test_callgraph():
co_simple = get_co(SIMPLE_PROGRAM)
assert co_simple is not None
bytecode_object = BytecodeObject('<string>')
bytecode_object.parse_code(co_simple)
callgraph = CallGraph()
callgraph.process(bytecode_object.main_module)
def test_import_as():
co_imports = get_co(IMPORT_AS)
import_bc = get_bytecode(co_imports)
import_stmts = equip.BytecodeObject.get_imports_from_bytecode(co_imports, import_bc)
assert len(import_stmts) == 1
import_stmt = import_stmts[0]
assert import_stmt.root == None
assert import_stmt.aliases == [('foo', None)]
def test_conditions():
logger.debug("test_conditions")
co_simple = get_co(CONDITION_CASE)
assert co_simple is not None
bytecode_object = BytecodeObject('<string>')
bytecode_object.parse_code(co_simple)
for decl in bytecode_object.declarations:
cflow = ControlFlow(decl)
cflow.block_constraints
def test_import_as():
co_imports = get_co(IMPORT_AS)
import_bc = get_bytecode(co_imports)
import_stmts = junkhacker.BytecodeObject.get_imports_from_bytecode(
co_imports, import_bc)
assert len(import_stmts) == 1
import_stmt = import_stmts[0]
assert import_stmt.root == None
assert import_stmt.aliases == [('foo', None)]
def test_bz_1_reproducer():
co_simple = get_co(REDUCED_TC)
assert co_simple is not None
bytecode_object = BytecodeObject('<string>')
bytecode_object.parse_code(co_simple)
for decl in bytecode_object.declarations:
cflow = ControlFlow(decl)
assert len(cflow.graph.roots()) == 1
logger.debug("cflow := \n%s", cflow.graph.to_dot())
doms = cflow.dominators
def test_bz_1_reproducer():
co_simple = get_co(REDUCED_TC)
assert co_simple is not None
bytecode_object = BytecodeObject('<string>')
bytecode_object.parse_code(co_simple)
for decl in bytecode_object.declarations:
cflow = ControlFlow(decl)
assert len(cflow.graph.roots()) == 1
logger.debug("cflow := \n%s", cflow.graph.to_dot())
doms = cflow.dominators
def test_cflow1():
co_simple = get_co(SIMPLE_PROGRAM)
assert co_simple is not None
bytecode_object = BytecodeObject('<string>')
bytecode_object.parse_code(co_simple)
assert len(bytecode_object.declarations) == 9
for decl in bytecode_object.declarations:
cflow = ControlFlow(decl)
assert cflow.blocks is not None
assert len(cflow.dominators.dom) > 0
def test_if_statements():
co_simple = get_co(IF_STMTS_CASE)
assert co_simple is not None
bytecode_object = BytecodeObject('<string>')
bytecode_object.parse_code(co_simple)
assert len(bytecode_object.declarations) == 1
for decl in bytecode_object.declarations:
cflow = ControlFlow(decl)
assert cflow.blocks is not None
assert len(cflow.dominators.dom) > 0
def test_if_statements():
co_simple = get_co(IF_STMTS_CASE)
assert co_simple is not None
bytecode_object = BytecodeObject('<strhhhhhing>')
bytecode_object.parse_code(co_simple)
logger.debug('bytecode_object is ')
logger.debug(dir(bytecode_object))
# logger.debug('bytecode_object.bytecode is ')
# logger.debug(bytecode_object.bytecode)
logger.debug('bytecode_object.loads is ')
logger.debug(bytecode_object.loads)
logger.debug('bytecode_object.stores is ')
logger.debug(bytecode_object.stores)
logger.debug('bytecode_object.compares is ')
logger.debug(bytecode_object.compares)
logger.debug('bytecode_object.rets is ')
logger.debug(bytecode_object.rets)
logger.debug('Finished parsing code\n')
assert len(bytecode_object.declarations) == 1
for decl in bytecode_object.declarations:
cflow = ControlFlow(decl)
# Print Dominance Frontier
logger.debug('dominators.frontier is')
logger.debug(cflow.dominators.frontier)
# Print Dominators
# logger.debug('Dominators are')
# logger.debug('----------------------------')
# cflow.dominators.print_tree(post_dom=False)
# logger.debug('----------------------------')
# Print BasicBlocks
logger.debug("Blocks in CFG are: ")
for b in cflow.blocks:
logger.debug(b)
# Create IF_STMTS_CASE.png
f = open('IF_STMTS_CASE.dot', 'w')
f.write(cflow.graph.to_dot())
f.close()
#G=pgv.AGraph("IF_STMTS_CASE.dot", strict=False, overlap=False, splines='spline')
#G.layout()
#G.draw('IF_STMTS_CASE.png')
assert cflow.blocks is not None
assert len(cflow.dominators.dom) > 0
def test_loop_breaks():
logger.debug("test_loop_breaks")
co_simple = get_co(LOOP_BREAK_CASE)
assert co_simple is not None
bytecode_object = BytecodeObject('<string>')
bytecode_object.parse_code(co_simple)
assert len(bytecode_object.declarations) == 2
for decl in bytecode_object.declarations:
cflow = ControlFlow(decl)
assert cflow.blocks is not None
assert len(cflow.dominators.dom) > 0
def test_list_comprehension():
logger.debug("test_list_comprehension")
co_simple = get_co(LIST_COMP_CASE)
assert co_simple is not None
bytecode_object = BytecodeObject('<string>')
bytecode_object.parse_code(co_simple)
for decl in bytecode_object.declarations:
cflow = ControlFlow(decl)
for block in cflow.blocks:
for stmt in block.statements:
if stmt.native is not None:
logger.debug("%s", stmt)
def test_constraint_equivalence():
logger.debug("test_conditions")
co_simple = get_co(CONSTRAINT_EQ_CASE)
assert co_simple is not None
bytecode_object = BytecodeObject('<string>')
bytecode_object.parse_code(co_simple)
for decl in bytecode_object.declarations:
cflow = ControlFlow(decl)
all_constraints = list()
for block in cflow.block_constraints:
logger.debug("Cstr: %s", cflow.block_constraints[block].tree)
all_constraints.append(cflow.block_constraints[block].tree)
for cstr1, cstr2 in get_pairs(all_constraints):
assert cstr1 == cstr2
def test_decl_1():
co_simple = get_co(SIMPLE_PROGRAM)
assert co_simple is not None
bytecode_object = BytecodeObject('<string>')
bytecode_object.parse_code(co_simple)
assert len(bytecode_object.declarations) == 12
assert len([k for k in bytecode_object.declarations if isinstance(k, MethodDeclaration) and k.is_lambda]) == 3
assert len([k for k in bytecode_object.declarations if isinstance(k, TypeDeclaration)]) == 3
assert len([k for k in bytecode_object.declarations if isinstance(k, ModuleDeclaration)]) == 1
module = bytecode_object.main_module
assert len(module.imports) == 2
def test_ast():
co_simple = get_co(SIMPLE_PROGRAM)
assert co_simple is not None
bytecode_object = BytecodeObject('<string>')
bytecode_object.parse_code(co_simple)
assert len(bytecode_object.declarations) == 10
for decl in bytecode_object.declarations:
cflow = ControlFlow(decl)
assert cflow.blocks is not None
for block in cflow.blocks:
for stmt in block.statements:
if stmt.native is not None:
logger.debug("%s", stmt)
logger.debug("%s", dump(stmt.native))
def test_inheritance():
co_simple = get_co(INHERITANCE_CASE)
assert co_simple is not None
bytecode_object = BytecodeObject('<string>')
bytecode_object.parse_code(co_simple)
TEST_CASE = {
'Base': 0,
'OtherBase': 0,
'NewBase': 0,
'Child1': 1,
'Child2': 3
}
for decl in iter_decl(bytecode_object.main_module):
if not isinstance(decl, TypeDeclaration):
continue
assert len(decl.superclasses) == TEST_CASE[decl.type_name]
def test_inheritance():
co_simple = get_co(INHERITANCE_CASE)
assert co_simple is not None
bytecode_object = BytecodeObject('<string>')
bytecode_object.parse_code(co_simple)
TEST_CASE = {
'Base': 0,
'OtherBase': 0,
'NewBase': 0,
'Child1': 1,
'Child2': 3
}
for decl in iter_decl(bytecode_object.main_module):
if not isinstance(decl, TypeDeclaration):
continue
assert len(decl.superclasses) == TEST_CASE[decl.type_name]
def test_imports():
co_imports = get_co(IMPORTS_CODE)
import_bc = get_bytecode(co_imports)
assert co_imports is not None
assert len(import_bc) > 0
import_stmts = equip.BytecodeObject.get_imports_from_bytecode(co_imports, import_bc)
assert len(import_stmts) == 18
splitted_imports = filter(lambda imp: imp != '', IMPORTS_CODE.split('\n'))
i = 0
for stmt in import_stmts:
candidate_import = splitted_imports[i]
stmt_str = repr(stmt)
assert candidate_import in stmt_str
i += 1
def test_cflow1():
co_simple = get_co(SIMPLE_PROGRAM)
assert co_simple is not None
bytecode_object = BytecodeObject('<string>')
bytecode_object.parse_code(co_simple)
assert len(bytecode_object.declarations) == 11
for decl in bytecode_object.declarations:
cflow = ControlFlow(decl)
assert cflow.blocks is not None
assert len(cflow.graph.roots()) == 1
assert len(cflow.dominators.dom) > 0
cflow.block_constraints is not None
for block in cflow.block_constraints:
cstr = cflow.block_constraints[block]
assert cstr.tree is not None
logger.debug("Constraint: %s", cstr)
cdg = cflow.control_dependence
def test_block_visitor():
co_simple = get_co(SIMPLE_PROGRAM)
assert co_simple is not None
bytecode_object = BytecodeObject('<string>')
bytecode_object.parse_code(co_simple)
class BlockPrinterVisitor(BlockVisitor):
def __init__(self):
BlockVisitor.__init__(self)
def new_control_flow(self):
logger.debug("Received new CFG: %s", self.control_flow)
def visit(self, block):
logger.debug("Visiting block: %s", block)
logger.debug('\n' + show_bytecode(block.bytecode))
visitor = BlockPrinterVisitor()
bytecode_object.accept(visitor)
def test_block_visitor():
co_simple = get_co(SIMPLE_PROGRAM)
assert co_simple is not None
bytecode_object = BytecodeObject('<string>')
bytecode_object.parse_code(co_simple)
class BlockPrinterVisitor(BlockVisitor):
def __init__(self):
BlockVisitor.__init__(self)
def new_control_flow(self):
logger.debug("Received new CFG: %s", self.control_flow)
def visit(self, block):
logger.debug("Visiting block: %s", block)
logger.debug('\n' + show_bytecode(block.bytecode))
visitor = BlockPrinterVisitor()
bytecode_object.accept(visitor)
def test_nested_methods_lambdas():
co_simple = get_co(NESTED_METHS_PROGRAM)
assert co_simple is not None
bytecode_object = BytecodeObject('<string>')
bytecode_object.parse_code(co_simple)
assert len(bytecode_object.declarations) == 14
nested_1_decl = bytecode_object.get_decl(method_name='nested_1')
assert nested_1_decl is not None
assert len(nested_1_decl.children) == 2
one_method_decl = bytecode_object.get_decl(method_name='one_method')
assert one_method_decl is not None
assert len(one_method_decl.children) == 3
nested_1_2_decl = bytecode_object.get_decl(method_name='nested_1_2')
assert nested_1_2_decl is not None
assert len(nested_1_2_decl.children) == 0
def test_parse_calls():
co_simple = get_co(CALL_STRUCTURES_CASE)
assert co_simple is not None
bytecode_object = BytecodeObject('<string>')
bytecode_object.parse_code(co_simple)
callgraph = CallGraph()
callgraph.process(bytecode_object.main_module)
block_calls = callgraph.block_calls
all_names = set()
all_calls = set()
for block in block_calls:
for index in block_calls[block]:
all_calls.add(index)
all_names.add('.'.join(block_calls[block][index]))
assert len(all_names) == 1
assert len(all_calls) == 9
def test_parse_calls():
co_simple = get_co(CALL_STRUCTURES_CASE)
assert co_simple is not None
bytecode_object = BytecodeObject('<string>')
bytecode_object.parse_code(co_simple)
callgraph = CallGraph()
callgraph.process(bytecode_object.main_module)
block_calls = callgraph.block_calls
all_names = set()
all_calls = set()
for block in block_calls:
for index in block_calls[block]:
all_calls.add(index)
all_names.add('.'.join(block_calls[block][index]))
assert len(all_names) == 1
assert len(all_calls) == 9
def test_user_pic():
co_simple = get_co(USER_PIC)
assert co_simple is not None
bytecode_object = BytecodeObject('<string>')
bytecode_object.parse_code(co_simple)
assert len(bytecode_object.declarations) == 2
for decl in bytecode_object.declarations:
cflow = ControlFlow(decl)
# Print BasicBlocks
logger.debug("Blocks in CFG are: ")
for b in cflow.blocks:
logger.debug(b)
logger.debug('dominators.frontier is')
logger.debug(cflow.dominators.frontier)
f = open('USER_PIC.dot', 'w')
f.write(cflow.graph.to_dot())
f.close()
def test_kwargs():
"""
"""
f = open("files_to_test_against/kwargs.py")
source = f.read()
logger.debug('source is')
logger.debug(source)
bytecode_object = BytecodeObject('<string>')
compiled_code = get_co(source)
bytecode_object.parse_code(compiled_code)
logger.debug('ghi declarations are')
logger.debug(bytecode_object.declarations)
# logger.debug('ghi dir(bytecode_object) is')
# logger.debug(dir(bytecode_object))
logger.debug('bytecode_object.main_module is')
logger.debug(bytecode_object.main_module)
for imp_stmt in bytecode_object.main_module.imports: #enumerate tktk
logger.debug('imp_stmt is')
logger.debug(imp_stmt)
if any(bad_imp in str(imp_stmt) for bad_imp in BAD_IMPORTS):
logger.debug("EMERGENCY")
x = 0
for decl in bytecode_object.declarations:
# logger.debug('decl.formal_parameters is')
# logger.debug(decl.formal_parameters)
logger.debug('decl.kind is')
logger.debug(decl.kind)
if decl.kind == Declaration.METHOD:
logger.debug('decl.formal_parameters is')
logger.debug(decl.formal_parameters)
logger.debug('dir(decl) is')
logger.debug(dir(decl))
cflow = ControlFlow(decl)
# Print BasicBlocks
logger.debug("Blocks in CFG are: ")
for b in cflow.blocks:
logger.debug(b)
# vv Not sure if valid any more vv
# We can't just pass root in -- the stack, environment etc. will progagate otherwise.
# ^^ Not sure if valid any more ^^
if decl.kind == Declaration.METHOD:
cflow.taint_propagation(cflow.root,
tainted=set(decl.formal_parameters),
stack=[],
environment={},
immune={},
previous_edges=set(),
new_edge='')
else:
cflow.taint_propagation(cflow.root,
tainted=set(),
stack=[],
environment={},
immune={},
previous_edges=set(),
new_edge='')
logger.debug('dominators.frontier is')
logger.debug(cflow.dominators.frontier)
f = open('VIEWS' + str(x) + '.dot', 'w')
f.write(cflow.graph.to_dot())
f.close()
G = pgv.AGraph('VIEWS' + str(x) + '.dot',
strict=False,
overlap=False,
splines='spline')
G.layout()
G.draw('VIEWS' + str(x) + '.png')
x = x + 1
with open("junkhacker.log.py") as log_file:
logs = log_file.read()
kwargs = {
'*const_user': '******'Alice.me\', [], {})"',
'*const_consumer': 'consumer',
'*const_fast': 'fast'
}
key_string = "type(kwargs) is <class 'junkhacker.analysis.basicBlockInterpreter.kdict'> and kwargs is " + str(
kwargs)
assert key_string in logs
assert logs.count(key_string) == 1
def test_left_foo_on_stack_due_to_conditional():
"""
"""
f = open("files_to_test_against/left_foo_on_stack_due_to_conditional.py")
source = f.read()
logger.debug('source is')
logger.debug(source)
bytecode_object = BytecodeObject('<string>')
compiled_code = get_co(source)
bytecode_object.parse_code(compiled_code)
logger.debug('ghi declarations are')
logger.debug(bytecode_object.declarations)
# logger.debug('ghi dir(bytecode_object) is')
# logger.debug(dir(bytecode_object))
logger.debug('bytecode_object.main_module is')
logger.debug(bytecode_object.main_module)
for imp_stmt in bytecode_object.main_module.imports: #enumerate tktk
logger.debug('imp_stmt is')
logger.debug(imp_stmt)
if any(bad_imp in str(imp_stmt) for bad_imp in BAD_IMPORTS):
logger.debug("EMERGENCY")
x = 0
for decl in bytecode_object.declarations:
# logger.debug('decl.formal_parameters is')
# logger.debug(decl.formal_parameters)
logger.debug('decl.kind is')
logger.debug(decl.kind)
if decl.kind == Declaration.METHOD:
logger.debug('decl.formal_parameters is')
logger.debug(decl.formal_parameters)
logger.debug('dir(decl) is')
logger.debug(dir(decl))
cflow = ControlFlow(decl)
# Print BasicBlocks
logger.debug("Blocks in CFG are: ")
for b in cflow.blocks:
logger.debug(b)
# We can't just pass root in -- the stack, environment etc. will progagate otherwise.
if decl.kind == Declaration.METHOD:
cflow.taint_propagation(cflow.root,
tainted=set(decl.formal_parameters),
stack=[],
environment={},
immune={},
previous_edges=set(),
new_edge='')
else:
cflow.taint_propagation(cflow.root,
tainted=set(),
stack=[],
environment={},
immune={},
previous_edges=set(),
new_edge='')
# logger.debug('dominators.frontier is')
# logger.debug(cflow.dominators.frontier)
f = open('VIEWS' + str(x) + '.dot', 'w')
f.write(cflow.graph.to_dot())
f.close()
G = pgv.AGraph('VIEWS' + str(x) + '.dot',
strict=False,
overlap=False,
splines='spline')
G.layout()
G.draw('VIEWS' + str(x) + '.png')
x = x + 1
# assert
with open("junkhacker.log.py") as log_file:
logs = log_file.read()
assert "Cleaning a leftover *const_foo due to a JUMP_IF_TRUE_OR_POP instruction at edge 0->36" in logs
assert logs.count("Cleaning a leftover") == 1
def test_already_merged(): instrumented = get_bytecode(get_co(INSTRUMENTED_CODE)) instrument = get_bytecode(get_co(INSTR_CODE))[:-2] assert Merger.already_instrumented(instrumented, instrument)
def test_delete_false_positives():
"""
Test out huge mother f****r against fixed dominator code.
This means both
the buddy system worked.
the dominators fix worked.
"""
f = open("files_to_test_against/test_delete_false_positives.py")
source = f.read()
logger.debug('source is')
logger.debug(source)
bytecode_object = BytecodeObject('<string>')
compiled_code = get_co(source)
bytecode_object.parse_code(compiled_code)
logger.debug('Declarations are')
logger.debug(bytecode_object.declarations)
logger.debug('bytecode_object.main_module is')
logger.debug(bytecode_object.main_module)
# We can save the cflow for each decl
all_the_decls = {}
# First loop gets all of the cflow objects for each decl
for decl in bytecode_object.declarations:
logger.debug('decl.kind is')
logger.debug(decl.kind)
if decl.kind == Declaration.METHOD:
logger.debug('decl.formal_parameters are')
logger.debug(decl.formal_parameters)
for param in decl.formal_parameters:
if param != 'self':
logger.debug("Going to say %s is tainted", param)
logger.debug('dir(decl) is')
logger.debug(dir(decl))
cflow = ControlFlow(decl)
all_the_decls[decl] = cflow
logger.debug("Decls are in this order %s",
reversed(bytecode_object.declarations))
logger.debug("Decls are in this order type(%s)",
type(bytecode_object.declarations))
x = 0
# Now we can pass every cflow object to every decl
for decl in reversed(bytecode_object.declarations):
cflow = all_the_decls[decl]
# Print BasicBlocks
logger.debug("Blocks in CFG are: ")
for b in cflow.blocks:
logger.debug(b)
logger.debug('dominators.frontier is')
logger.debug(cflow.dominators.frontier)
graph = cflow.graph
# Start new code
logger.debug("Uh what, # of nodes is %s", len(graph.nodes))
logger.debug("Here they are %s", graph.nodes)
# Access first element of the set
for node in graph.nodes:
if node.kind == 'ENTRY':
# We just want to run this on the root
bfs_set_buddies(graph, node)
# raise
break
# End new code
for node in graph.nodes:
logger.debug("Bing %s is %s", type(node), node)
predecessors = graph.in_edges(node)
if len(predecessors) >= 2:
logger.debug("predecessors for %s are %s", node, predecessors)
for in_edge in cflow.graph.in_edges(cflow.exit_node):
logger.debug("Node in_edge.source.data is %s", in_edge.source.data)
logger.debug("Node in_edge.source.data.length is %s",
in_edge.source.data.length)
logger.debug("Node in_edge.source.data.bytecode_slice is %s",
in_edge.source.data.bytecode_slice)
logger.debug("Node in_edge.source.data.end_target is %s",
in_edge.source.data.end_target)
in_edge.source.data.has_ret_value = True
logger.debug('Now starting taint propagation')
# vv Not sure if valid any more vv
# We can't just pass root in -- the stack, environment etc. will progagate otherwise.
# ^^ Not sure if valid any more ^^
if decl.kind == Declaration.METHOD:
for param in decl.formal_parameters:
logger.debug("formal_param is %s", param)
one_at_a_time = set()
if param != 'self':
one_at_a_time.add(param)
logger.debug('one_at_a_time is %s', one_at_a_time)
cflow.taint_propagation(cflow.root,
decl,
tainted=one_at_a_time,
stack=[],
environment={},
immune={},
previous_edges=set(),
new_edge='',
other_decls=all_the_decls,
interprocedural_mode=True,
stack_of_buddies=[])
if decl.pretty_summary:
logger.error(decl.formal_parameters)
logger.error(decl.pretty_summary)
logger.error(decl.one_param_summary)
decl.all_params_summary[param] = decl.one_param_summary
logger.error("Here it is :)")
logger.error(decl.all_params_summary)
if decl.vuln_summary:
logger.error("ONE TIME ONLY!")
decl.all_params_vuln_summary[param] = decl.vuln_summary
# We clean the slate for the next param
decl.vuln_summary = []
decl.inter_vuln_summary = []
if decl.returns_tainted:
decl.all_params_returns_tainted[param] = True
logger.debug("BEFORE")
decl.returns_tainted = False
f = open('VIEWS' + str(x) + '.dot', 'w')
f.write(cflow.graph.to_dot())
f.close()
G = pgv.AGraph('VIEWS' + str(x) + '.dot',
strict=False,
overlap=False,
splines='spline')
G.layout()
G.draw('VIEWS' + str(x) + '.png')
x = x + 1
else:
cflow.taint_propagation(cflow.root,
current_decl=None,
tainted=set(),
stack=[],
environment={},
immune={},
previous_edges=set(),
new_edge='',
other_decls=all_the_decls,
interprocedural_mode=True,
stack_of_buddies=[])
f = open('VIEWS' + str(x) + '.dot', 'w')
f.write(cflow.graph.to_dot())
f.close()
G = pgv.AGraph('VIEWS' + str(x) + '.dot',
strict=False,
overlap=False,
splines='spline')
G.layout()
G.draw('VIEWS' + str(x) + '.png')
x = x + 1
logger.debug("All the decls dict is %s", all_the_decls)
with open("junkhacker.log.py") as log_file:
logs = log_file.read()
first_key_string = "So current_bloc.succ == stack_of_buddies[-1]"
assert logs.count(first_key_string) == 31
last_key_string = "Uh oh spaghettios"
assert logs.count(last_key_string) == 2
def test_tryexcept():
"""
"""
# Part 1
f = open("files_to_test_against/tryexcept.py")
source = f.read()
logger.debug('source is')
logger.debug(source)
bytecode_object = BytecodeObject('<string>')
compiled_code = get_co(source)
bytecode_object.parse_code(compiled_code)
logger.debug('ghi declarations are')
logger.debug(bytecode_object.declarations)
# logger.debug('ghi dir(bytecode_object) is')
# logger.debug(dir(bytecode_object))
logger.debug('bytecode_object.main_module is')
logger.debug(bytecode_object.main_module)
for imp_stmt in bytecode_object.main_module.imports: #enumerate tktk
logger.debug('imp_stmt is')
logger.debug(imp_stmt)
if any(bad_imp in str(imp_stmt) for bad_imp in BAD_IMPORTS):
logger.debug("EMERGENCY")
x = 0
for decl in bytecode_object.declarations:
# logger.debug('decl.formal_parameters is')
# logger.debug(decl.formal_parameters)
logger.debug('decl.kind is')
logger.debug(decl.kind)
if decl.kind == Declaration.METHOD:
logger.debug('decl.formal_parameters is')
logger.debug(decl.formal_parameters)
logger.debug('dir(decl) is')
logger.debug(dir(decl))
cflow = ControlFlow(decl)
# Print BasicBlocks
logger.debug("Blocks in CFG are: ")
for b in cflow.blocks:
logger.debug(b)
# vv Not sure if valid any more vv
# We can't just pass root in -- the stack, environment etc. will progagate otherwise.
# ^^ Not sure if valid any more ^^
if decl.kind == Declaration.METHOD:
cflow.taint_propagation(cflow.root,
tainted=set(decl.formal_parameters),
stack=[],
environment={},
immune={},
previous_edges=set(),
new_edge='')
else:
cflow.taint_propagation(cflow.root,
tainted=set(),
stack=[],
environment={},
immune={},
previous_edges=set(),
new_edge='')
logger.debug('dominators.frontier is')
logger.debug(cflow.dominators.frontier)
f = open('VIEWS' + str(x) + '.dot', 'w')
f.write(cflow.graph.to_dot())
f.close()
G = pgv.AGraph('VIEWS' + str(x) + '.dot',
strict=False,
overlap=False,
splines='spline')
G.layout()
G.draw('VIEWS' + str(x) + '.png')
x = x + 1
# with open("junkhacker.log.py") as log_file:
# logs = log_file.read()
# there_was_an_error = "Traceback"
# assert logs.count(there_was_an_error) == 0
# Part 2
f = open("files_to_test_against/tryexceptexception.py")
source = f.read()
logger.debug('source is')
logger.debug(source)
bytecode_object = BytecodeObject('<string>')
compiled_code = get_co(source)
bytecode_object.parse_code(compiled_code)
logger.debug('ghi declarations are')
logger.debug(bytecode_object.declarations)
# logger.debug('ghi dir(bytecode_object) is')
# logger.debug(dir(bytecode_object))
logger.debug('bytecode_object.main_module is')
logger.debug(bytecode_object.main_module)
for imp_stmt in bytecode_object.main_module.imports: #enumerate tktk
logger.debug('imp_stmt is')
logger.debug(imp_stmt)
if any(bad_imp in str(imp_stmt) for bad_imp in BAD_IMPORTS):
logger.debug("EMERGENCY")
x = 0
for decl in bytecode_object.declarations:
# logger.debug('decl.formal_parameters is')
# logger.debug(decl.formal_parameters)
logger.debug('decl.kind is')
logger.debug(decl.kind)
if decl.kind == Declaration.METHOD:
logger.debug('decl.formal_parameters is')
logger.debug(decl.formal_parameters)
logger.debug('dir(decl) is')
logger.debug(dir(decl))
cflow = ControlFlow(decl)
# Print BasicBlocks
logger.debug("Blocks in CFG are: ")
for b in cflow.blocks:
logger.debug(b)
# vv Not sure if valid any more vv
# We can't just pass root in -- the stack, environment etc. will progagate otherwise.
# ^^ Not sure if valid any more ^^
if decl.kind == Declaration.METHOD:
cflow.taint_propagation(cflow.root,
tainted=set(decl.formal_parameters),
stack=[],
environment={},
immune={},
previous_edges=set(),
new_edge='')
else:
cflow.taint_propagation(cflow.root,
tainted=set(),
stack=[],
environment={},
immune={},
previous_edges=set(),
new_edge='')
logger.debug('dominators.frontier is')
logger.debug(cflow.dominators.frontier)
f = open('VIEWS' + str(x) + '.dot', 'w')
f.write(cflow.graph.to_dot())
f.close()
G = pgv.AGraph('VIEWS' + str(x) + '.dot',
strict=False,
overlap=False,
splines='spline')
G.layout()
G.draw('VIEWS' + str(x) + '.png')
x = x + 1
with open("junkhacker.log.py") as log_file:
logs = log_file.read()
there_was_an_error = "Traceback"
assert logs.count(there_was_an_error) == 0
returning = ") - returning "
return_value0 = str([{'*const_message': '*const_Yo'}])
key_string0 = returning + return_value0
assert logs.count(key_string0) == 6
return_value1 = str(['*const_None'])
key_string1 = returning + return_value1
assert logs.count(key_string1) == 2
return_value2 = str([{'*const_message': '*const_success'}])
key_string2 = returning + return_value2
# Why 5? Why tryexcept 2 + tryexceptexception 3? Oh well.
assert logs.count(key_string2) == 5
return_value3 = str([{'*const_message': '*const_Failed'}])
key_string3 = returning + return_value3
assert logs.count(key_string3) == 2
def test_already_merged():
instrumented = get_bytecode(get_co(INSTRUMENTED_CODE))
instrument = get_bytecode(get_co(INSTR_CODE))[:-2]
assert Merger.already_instrumented(instrumented, instrument)