def test_symlink_detection_size(self):
self.generate_test_dir(True)
hasher = FileDirectoryListHasher(hashfunc="sha256",
use_relative_paths=False,
hash_directory_names=True,
hash_file_names=True,
followlinks=True,
max_characters_paths=100)
exception_thrown = False
try:
hash = hasher.hash([self.temp_dir])
except OSError as e:
if "Walking through too many directories." in str(e):
exception_thrown = True
assert exception_thrown
def _generate_build_context_hash(self):
files_directories_list_hasher = \
FileDirectoryListHasher(followlinks=True,
hashfunc="sha256",
hash_file_names=True,
hash_directory_names=True,
hash_permissions=True,
use_relative_paths=True)
files_directories_to_hash = list(self.image_description.mapping_of_build_files_and_directories.values()) + \
[str(self.image_description.dockerfile)]
self.logger.debug("files_directories_list_hasher %s",
files_directories_to_hash)
hash_of_build_context = files_directories_list_hasher.hash(
files_directories_to_hash)
self.logger.debug("hash_of_build_context %s",
self._encode_hash(hash_of_build_context))
return hash_of_build_context
def test_directory_file_names_not_equal_to_dir_names(self):
hasher_content_only = \
FileDirectoryListHasher(hashfunc="sha256",
use_relative_paths=True,
hash_directory_names=False,
hash_file_names=True)
hasher_with_paths = \
FileDirectoryListHasher(hashfunc="sha256",
use_relative_paths=True,
hash_directory_names=True,
hash_file_names=False)
hash1_content_only = hasher_content_only.hash([self.test_dir1])
hash2_with_paths = hasher_with_paths.hash([self.test_dir2])
ascii_hash1_content_only = base64.b32encode(hash1_content_only).decode("ASCII")
ascii_hash2_with_paths = base64.b32encode(hash2_with_paths).decode("ASCII")
self.assertNotEqual(ascii_hash1_content_only, ascii_hash2_with_paths)
