def test_java_runtime_with_lib(self):
java_jar_with_lib = load_file(TEST_LAMBDA_JAVA_WITH_LIB, mode='rb')
# create ZIP file from JAR file
jar_dir = new_tmp_dir()
zip_dir = new_tmp_dir()
unzip(TEST_LAMBDA_JAVA_WITH_LIB, jar_dir)
shutil.move(os.path.join(jar_dir, 'lib'), os.path.join(zip_dir, 'lib'))
jar_without_libs_file = testutil.create_zip_file(jar_dir)
shutil.copy(jar_without_libs_file,
os.path.join(zip_dir, 'lib', 'lambda.jar'))
java_zip_with_lib = testutil.create_zip_file(zip_dir, get_content=True)
for archive in [java_jar_with_lib, java_zip_with_lib]:
lambda_name = 'test-%s' % short_uid()
testutil.create_lambda_function(
func_name=lambda_name,
zip_file=archive,
runtime=LAMBDA_RUNTIME_JAVA8,
handler='cloud.localstack.sample.LambdaHandlerWithLib')
result = self.lambda_client.invoke(FunctionName=lambda_name,
Payload=b'{"echo":"echo"}')
result_data = result['Payload'].read()
self.assertEqual(result['StatusCode'], 200)
self.assertIn('echo', to_str(result_data))
# clean up
testutil.delete_lambda_function(lambda_name)
def test_create_archive(self):
# create archive from empty directory
tmp_dir = new_tmp_dir()
content = create_zip_file(tmp_dir, get_content=True)
zip_obj = zipfile.ZipFile(io.BytesIO(content))
assert zip_obj.infolist() == []
rm_rf(tmp_dir)
# create archive from non-empty directory
tmp_dir = new_tmp_dir()
save_file(os.path.join(tmp_dir, "testfile"), "content 123")
content = create_zip_file(tmp_dir, get_content=True)
zip_obj = zipfile.ZipFile(io.BytesIO(content))
assert len(zip_obj.infolist()) == 1
assert zip_obj.infolist()[0].filename == "testfile"
rm_rf(tmp_dir)
def get_lambda_code_param(params, _include_arch=False, **kwargs):
code = params.get("Code", {})
zip_file = code.get("ZipFile")
if zip_file and not is_base64(zip_file) and not is_zip_file(
to_bytes(zip_file)):
tmp_dir = new_tmp_dir()
handler_file = get_handler_file_from_name(
params["Handler"], runtime=params["Runtime"])
tmp_file = os.path.join(tmp_dir, handler_file)
save_file(tmp_file, zip_file)
# add 'cfn-response' module to archive - see:
# https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/cfn-lambda-function-code-cfnresponsemodule.html
cfn_response_tmp_file = get_cfn_response_mod_file()
cfn_response_mod_dir = os.path.join(tmp_dir, "node_modules",
"cfn-response")
mkdir(cfn_response_mod_dir)
cp_r(
cfn_response_tmp_file,
os.path.join(cfn_response_mod_dir, "index.js"),
)
# create zip file
zip_file = create_zip_file(tmp_dir, get_content=True)
code["ZipFile"] = zip_file
rm_rf(tmp_dir)
if _include_arch and "Architectures" in params:
code["Architectures"] = params.get("Architectures")
return code
def test_get_java_lib_folder_classpath_no_directories(self):
base_dir = new_tmp_dir()
jar_file = os.path.join(base_dir, 'foo.jar')
save_file(jar_file, '')
lib_file = os.path.join(base_dir, 'lib', 'lib.jar')
mkdir(os.path.dirname(lib_file))
save_file(lib_file, '')
self.assertEquals('.:foo.jar:lib/lib.jar', lambda_executors.Util.get_java_classpath(jar_file))
def test_get_java_lib_folder_classpath_no_directories(self):
base_dir = new_tmp_dir()
jar_file = os.path.join(base_dir, "foo.jar")
save_file(jar_file, "")
lib_file = os.path.join(base_dir, "lib", "lib.jar")
mkdir(os.path.dirname(lib_file))
save_file(lib_file, "")
classpath = lambda_executors.Util.get_java_classpath(jar_file)
self.assertIn(":foo.jar", classpath)
self.assertIn("lib/lib.jar:", classpath)
self.assertIn(":*.jar", classpath)
def get_lambda_code_param(params, **kwargs):
code = params.get('Code', {})
zip_file = code.get('ZipFile')
if zip_file and not common.is_base64(zip_file):
tmp_dir = common.new_tmp_dir()
handler_file = get_handler_file_from_name(params['Handler'], runtime=params['Runtime'])
tmp_file = os.path.join(tmp_dir, handler_file)
common.save_file(tmp_file, zip_file)
zip_file = create_zip_file(tmp_file, get_content=True)
code['ZipFile'] = zip_file
common.rm_rf(tmp_dir)
return code
def test_is_dir_empty(self):
tmp_dir = new_tmp_dir()
assert is_empty_dir(tmp_dir)
def _check(fname, is_dir):
test_entry = os.path.join(tmp_dir, fname)
mkdir(test_entry) if is_dir else save_file(test_entry, "test content")
assert not is_empty_dir(tmp_dir)
assert is_empty_dir(tmp_dir, ignore_hidden=True) == (fname == ".hidden")
rm_rf(test_entry)
assert is_empty_dir(tmp_dir)
for name in ["regular", ".hidden"]:
for is_dir in [True, False]:
_check(name, is_dir)
def test_unzip_bad_crc(self):
"""Test unzipping of files with incorrect CRC codes - usually works with native `unzip` command,
but seems to fail with zipfile module under certain Python versions (extracts 0-bytes files)"""
# base64-encoded zip file with a single entry with incorrect CRC (created by Node.js 18 / Serverless)
zip_base64 = """
UEsDBBQAAAAIAAAAIQAAAAAAJwAAAAAAAAAjAAAAbm9kZWpzL25vZGVfbW9kdWxlcy9sb2Rhc2gvaW5k
ZXguanPLzU8pzUnVS60oyC8qKVawVShKLSzNLErVUNfTz8lPSSzOUNe0BgBQSwECLQMUAAAACAAAACEA
AAAAACcAAAAAAAAAIwAAAAAAAAAAACAApIEAAAAAbm9kZWpzL25vZGVfbW9kdWxlcy9sb2Rhc2gvaW5k
ZXguanNQSwUGAAAAAAEAAQBRAAAAaAAAAAAA
"""
tmp_dir = new_tmp_dir()
zip_file = os.path.join(tmp_dir, "test.zip")
save_file(zip_file, base64.b64decode(zip_base64))
unzip(zip_file, tmp_dir)
content = load_file(
os.path.join(tmp_dir, "nodejs", "node_modules", "lodash",
"index.js"))
assert content.strip() == "module.exports = require('./lodash');"
rm_rf(tmp_dir)
def test_get_java_lib_folder_classpath(self):
jar_file = os.path.join(new_tmp_dir(), 'foo.jar')
save_file(jar_file, '')
classpath = lambda_executors.Util.get_java_classpath(jar_file)
self.assertIn('.:foo.jar', classpath)
self.assertIn('*.jar', classpath)
def test_get_java_lib_folder_classpath(self):
jar_file = os.path.join(new_tmp_dir(), "foo.jar")
save_file(jar_file, "")
classpath = lambda_executors.Util.get_java_classpath(jar_file)
self.assertIn(".:foo.jar", classpath)
self.assertIn("*.jar", classpath)
