def test_extract(self, capsys, filename):
assert os.listdir(os.getcwd()) == []
instance = Extractor()
res = instance.extract(archive_path=os.path.join(FIXTURE_DIR, filename), output_dir=".")
assert res is True
assert instance.err is None
assert os.listdir(os.getcwd()) == ['Mac.pdf']
def test_archive_does_not_exist(self, capsys):
assert os.listdir(os.getcwd()) == []
instance = Extractor()
res = instance.extract(archive_path="/foobar97839872")
assert res is False
assert re.search("file does not exist", instance.err)
assert os.listdir(os.getcwd()) == []
def test_extract(self, capsys, filename):
assert os.listdir(os.getcwd()) == []
instance = Extractor()
res = instance.extract(archive_path=os.path.join(FIXTURE_DIR, filename), output_dir=".")
assert res is True
assert instance.err is None
assert os.listdir(os.getcwd()) == ['Mac.pdf']
def test_archive_does_not_exist(self, capsys):
assert os.listdir(os.getcwd()) == []
instance = Extractor()
res = instance.extract(archive_path="/foobar97839872")
assert res is False
assert re.search("file does not exist", instance.err)
assert os.listdir(os.getcwd()) == []
def test_file_with_unknown_extension(self, capsys, filename):
assert os.listdir(os.getcwd()) == []
instance = Extractor()
res = instance.extract(archive_path=os.path.join(FIXTURE_DIR, filename), output_dir=".")
assert res is False
assert instance.err is not None
assert re.search("invalid archive_path", instance.err)
assert os.listdir(os.getcwd()) == []
def test_specified_cls_name_does_not_exist(self, capsys, filename):
assert os.listdir(os.getcwd()) == []
instance = Extractor()
res = instance.extract(archive_path=os.path.join(FIXTURE_DIR, filename), output_dir=".", cls_name="ThisDoesNotExistExtractor")
assert res is False
assert instance.err is not None
assert re.search("invalid Extractor", instance.err)
assert os.listdir(os.getcwd()) == []
def test_extract_password_umlaut_fail(self, capsys, filename):
assert os.listdir(os.getcwd()) == []
instance = Extractor()
# this requires from __future__ import unicode_literals on Python2 !
res = instance.extract(archive_path=os.path.join(FIXTURE_DIR, filename), output_dir=".", password="******")
assert res is False
assert instance.err is not None
assert os.listdir(os.getcwd()) == []
def test_extract_password_exclamation_fail(self, capsys, filename):
assert os.listdir(os.getcwd()) == []
instance = Extractor()
res = instance.extract(archive_path=os.path.join(FIXTURE_DIR, filename), output_dir=".", password="******")
assert res is False
assert pytest.raises(subprocess.CalledProcessError)
assert instance.err is not None
assert os.listdir(os.getcwd()) == []
def test_extract_password_exclamation_fail(self, capsys, filename):
assert os.listdir(os.getcwd()) == []
instance = Extractor()
res = instance.extract(archive_path=os.path.join(FIXTURE_DIR, filename), output_dir=".", password="******")
assert res is False
assert pytest.raises(subprocess.CalledProcessError)
assert instance.err is not None
assert os.listdir(os.getcwd()) == []
def test_file_with_unknown_extension(self, capsys, filename):
assert os.listdir(os.getcwd()) == []
instance = Extractor()
res = instance.extract(archive_path=os.path.join(FIXTURE_DIR, filename), output_dir=".")
assert res is False
assert instance.err is not None
assert re.search("invalid archive_path", instance.err)
assert os.listdir(os.getcwd()) == []
def test_specified_cls_name_does_not_exist(self, capsys, filename):
assert os.listdir(os.getcwd()) == []
instance = Extractor()
res = instance.extract(archive_path=os.path.join(FIXTURE_DIR, filename), output_dir=".", cls_name="ThisDoesNotExistExtractor")
assert res is False
assert instance.err is not None
assert re.search("invalid Extractor", instance.err)
assert os.listdir(os.getcwd()) == []
def test_extract_password_umlaut_fail(self, capsys, filename):
assert os.listdir(os.getcwd()) == []
instance = Extractor()
# this requires from __future__ import unicode_literals on Python2 !
res = instance.extract(archive_path=os.path.join(FIXTURE_DIR, filename), output_dir=".", password="******")
assert res is False
assert instance.err is not None
assert os.listdir(os.getcwd()) == []
def test_extract_tmp(self, capsys, filename):
assert os.listdir(os.getcwd()) == []
instance = Extractor()
res = instance.extract(archive_path=os.path.join(FIXTURE_DIR, filename))
assert res is True
assert instance.err is None
assert os.listdir(os.getcwd()) == []
assert os.listdir(instance.output_path) == ['Mac.pdf']
assert os.path.dirname(instance.output_path).startswith("/tmp")
shutil.rmtree(instance.output_path)
def test_extract_tmp(self, capsys, filename):
assert os.listdir(os.getcwd()) == []
instance = Extractor()
res = instance.extract(archive_path=os.path.join(FIXTURE_DIR, filename))
assert res is True
assert instance.err is None
assert os.listdir(os.getcwd()) == []
assert os.listdir(instance.output_path) == ['Mac.pdf']
assert os.path.dirname(instance.output_path).startswith("/tmp")
shutil.rmtree(instance.output_path)
def test_extract_input_file_special_chars(self, capsys, filename, rename_to):
assert os.listdir(os.getcwd()) == []
shutil.copy(os.path.join(FIXTURE_DIR, filename), rename_to)
if sys.version_info < (3, 0): # py2
pass # not working
else: # py3+
assert os.listdir(os.getcwd()) == [rename_to]
instance = Extractor()
res = instance.extract(archive_path=rename_to, output_dir=".")
assert res is True
assert instance.err is None
assert len(os.listdir(os.getcwd())) == 2
assert 'Mac.pdf' in os.listdir(os.getcwd())
if sys.version_info < (3, 0): # py2
pass # not working
else: # py3+
assert rename_to in os.listdir(os.getcwd())
def test_extract_input_file_special_chars(self, capsys, filename, rename_to):
assert os.listdir(os.getcwd()) == []
shutil.copy(os.path.join(FIXTURE_DIR, filename), rename_to)
if sys.version_info < (3, 0): # py2
pass # not working
else: # py3+
assert os.listdir(os.getcwd()) == [rename_to]
instance = Extractor()
res = instance.extract(archive_path=rename_to, output_dir=".")
assert res is True
assert instance.err is None
assert len(os.listdir(os.getcwd())) == 2
assert 'Mac.pdf' in os.listdir(os.getcwd())
if sys.version_info < (3, 0): # py2
pass # not working
else: # py3+
assert rename_to in os.listdir(os.getcwd())
def upload(self, request, project=None, db=None, *args, **kwargs):
"""Upload file as new Malware instance"""
session = db.Session()
serializer = self.get_serializer(data=request.data)
serializer.is_valid(raise_exception=True)
log.debug("Validated Data: {}".format(serializer.validated_data))
store_archive = serializer.validated_data.get("store_archive", None)
archive_pass = serializer.validated_data.get("archive_pass", None)
extractor = serializer.validated_data.get("extractor", None)
tag_list = serializer.validated_data.get("tag_list", None)
note_title = serializer.validated_data.get("note_title", None)
note_body = serializer.validated_data.get("note_body", None)
uploaded_files = serializer.validated_data.get("file", None)
uploaded_file_name = serializer.validated_data.get("file_name", None)
to_process = list()
tmp_dirs = list()
for uploaded_file in uploaded_files:
log.debug("Working on: {}".format(uploaded_file))
# if a file name was provided (to override name of uploaded file) then us it
uploaded_file_path = uploaded_file.temporary_file_path()
log.debug("Working on (Path): {}".format(uploaded_file_path))
if not uploaded_file_name:
uploaded_file_name = "{}".format(uploaded_file)
if extractor:
log.debug("Extractor: {}".format(extractor))
if extractor == "auto":
tmp_dir = tempfile.mkdtemp(prefix="viper_tmp_")
tmp_dirs.append(tmp_dir)
new_uploaded_file = os.path.join(tmp_dir,
uploaded_file_name)
# os.rename(uploaded_file_path, new_uploaded_file) # TODO(frennkie) renaming causes Django to raise an error because it can't delete tmp file
shutil.copy(
uploaded_file_path, new_uploaded_file
) # TODO(frennkie) copying temporay file seems a bit wasteful (I/O, disk space)
ext = Extractor()
_, uploaded_file_extension = ext.auto_discover_ext(
new_uploaded_file)
if uploaded_file_extension in ext.extensions:
res = ext.extract(archive_path=new_uploaded_file,
password=archive_pass)
else:
to_process.append(
(new_uploaded_file, uploaded_file_name))
continue
else:
new_uploaded_file = uploaded_file_path
ext = Extractor()
res = ext.extract(archive_path=new_uploaded_file,
cls_name=extractor,
password=archive_pass)
if res:
log.debug("Extract Result: {} - Path: {}".format(
res, ext.output_path))
if not os.path.isdir(ext.output_path):
# make sure to only add directories to tmp_dirs list
ext.output_path = os.path.dirname(ext.output_path)
tmp_dirs.append(ext.output_path)
for dir_name, dir_names, file_names in walk(
ext.output_path):
# Add each collected file.
for file_name in file_names:
to_process.append(
(os.path.join(dir_name, file_name), file_name))
if store_archive:
log.debug("need to store the Archive too")
to_process.insert(
0, (new_uploaded_file,
os.path.basename(new_uploaded_file)))
# TODO(frennkie) Parent Child relation?!
else:
log.debug("Extract Result: {}".format(res))
# TODO(frennkie) raise?!
else:
log.debug(
"No Extractor will be used, just store uploaded file")
if uploaded_file_name:
to_process.append((uploaded_file_path, uploaded_file_name))
else:
to_process.append(
(uploaded_file_path, "{}".format(uploaded_file)))
# reset uploaded_file_name
uploaded_file_name = None
processed = list()
for item in to_process:
processed.append(
self._process_uploaded(db, item[0], item[1], tag_list,
note_title, note_body)
) # TODO(frennkie) Error handling (e.g. duplicate hashes?!)
log.debug("Tmp Dirs: {}".format(tmp_dirs))
for item in tmp_dirs:
try:
shutil.rmtree(item)
except OSError as err:
log.error("failed to delete temporary dir: {}".format(err))
if not len(processed):
log.error("failed..")
raise Exception("Something went wrong")
elif len(processed) == 1:
obj = session.query(Malware).filter(
Malware.sha256 == processed[0].sha256).one_or_none()
serializer = self.get_serializer([obj], many=True)
headers = self.get_success_headers(serializer.data)
return Response(serializer.data, status=201, headers=headers)
else:
obj_list = [
session.query(Malware).filter(
Malware.sha256 == x.sha256).one_or_none()
for x in processed
]
serializer = self.get_serializer(obj_list, many=True)
headers = self.get_success_headers(serializer.data)
return Response(serializer.data, status=201, headers=headers)
def upload(self, request, project=None, db=None, *args, ** kwargs):
"""Upload file as new Malware instance"""
session = db.Session()
serializer = self.get_serializer(data=request.data)
serializer.is_valid(raise_exception=True)
log.debug("Validated Data: {}".format(serializer.validated_data))
store_archive = serializer.validated_data.get("store_archive", None)
archive_pass = serializer.validated_data.get("archive_pass", None)
extractor = serializer.validated_data.get("extractor", None)
tag_list = serializer.validated_data.get("tag_list", None)
note_title = serializer.validated_data.get("note_title", None)
note_body = serializer.validated_data.get("note_body", None)
uploaded_files = serializer.validated_data.get("file", None)
uploaded_file_name = serializer.validated_data.get("file_name", None)
to_process = list()
tmp_dirs = list()
for uploaded_file in uploaded_files:
log.debug("Working on: {}".format(uploaded_file))
# if a file name was provided (to override name of uploaded file) then us it
uploaded_file_path = uploaded_file.temporary_file_path()
log.debug("Working on (Path): {}".format(uploaded_file_path))
if not uploaded_file_name:
uploaded_file_name = "{}".format(uploaded_file)
if extractor:
log.debug("Extractor: {}".format(extractor))
if extractor == "auto":
tmp_dir = tempfile.mkdtemp(prefix="viper_tmp_")
tmp_dirs.append(tmp_dir)
new_uploaded_file = os.path.join(tmp_dir, uploaded_file_name)
# os.rename(uploaded_file_path, new_uploaded_file) # TODO(frennkie) renaming causes Django to raise an error because it can't delete tmp file
shutil.copy(uploaded_file_path, new_uploaded_file) # TODO(frennkie) copying temporay file seems a bit wasteful (I/O, disk space)
ext = Extractor()
_, uploaded_file_extension = ext.auto_discover_ext(new_uploaded_file)
if uploaded_file_extension in ext.extensions:
res = ext.extract(archive_path=new_uploaded_file, password=archive_pass)
else:
to_process.append((new_uploaded_file, uploaded_file_name))
continue
else:
new_uploaded_file = uploaded_file_path
ext = Extractor()
res = ext.extract(archive_path=new_uploaded_file, cls_name=extractor, password=archive_pass)
if res:
log.debug("Extract Result: {} - Path: {}".format(res, ext.output_path))
if not os.path.isdir(ext.output_path):
# make sure to only add directories to tmp_dirs list
ext.output_path = os.path.dirname(ext.output_path)
tmp_dirs.append(ext.output_path)
for dir_name, dir_names, file_names in walk(ext.output_path):
# Add each collected file.
for file_name in file_names:
to_process.append((os.path.join(dir_name, file_name), file_name))
if store_archive:
log.debug("need to store the Archive too")
to_process.insert(0, (new_uploaded_file, os.path.basename(new_uploaded_file)))
# TODO(frennkie) Parent Child relation?!
else:
log.debug("Extract Result: {}".format(res))
# TODO(frennkie) raise?!
else:
log.debug("No Extractor will be used, just store uploaded file")
if uploaded_file_name:
to_process.append((uploaded_file_path, uploaded_file_name))
else:
to_process.append((uploaded_file_path, "{}".format(uploaded_file)))
# reset uploaded_file_name
uploaded_file_name = None
processed = list()
for item in to_process:
processed.append(self._process_uploaded(db, item[0], item[1], tag_list, note_title, note_body)) # TODO(frennkie) Error handling (e.g. duplicate hashes?!)
log.debug("Tmp Dirs: {}".format(tmp_dirs))
for item in tmp_dirs:
try:
shutil.rmtree(item)
except OSError as err:
log.error("failed to delete temporary dir: {}".format(err))
if not len(processed):
log.error("failed..")
raise Exception("Something went wrong")
elif len(processed) == 1:
obj = session.query(Malware).filter(Malware.sha256 == processed[0].sha256).one_or_none()
serializer = self.get_serializer([obj], many=True)
headers = self.get_success_headers(serializer.data)
return Response(serializer.data, status=201, headers=headers)
else:
obj_list = [session.query(Malware).filter(Malware.sha256 == x.sha256).one_or_none() for x in processed]
serializer = self.get_serializer(obj_list, many=True)
headers = self.get_success_headers(serializer.data)
return Response(serializer.data, status=201, headers=headers)