first workable version
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14
filenuke/__init__.py
Normal file → Executable file
14
filenuke/__init__.py
Normal file → Executable file
@ -1,8 +1,18 @@
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#!/usr/bin/env python3
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import sys
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import os
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from . import nuke
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import nuke
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if __name__ == "__main__":
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pass
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try:
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path_to_del = sys.argv[1]
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except IndexError:
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sys.exit(1)
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if os.path.isfile(path_to_del):
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nuke.clean(path_to_del)
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else:
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nuke.clean_tree(path_to_del)
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print(f'Overwrote and deleted {path_to_del}')
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@ -1,11 +1,12 @@
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import os
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import sys
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import shutil
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import secrets
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import string
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from typing import NewType
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NewPath = NewType('NewPath', str)
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def _overwrite_file(file_path: str, passes: int, zeros=False):
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"""overwrite a single file with secure random data passes times
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uses secrets library or zeros is zeros is set to true"""
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@ -19,14 +20,14 @@ def _overwrite_file(file_path: str, passes: int, zeros=False):
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with open(file_path, 'wb') as top_secret_file:
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top_secret_file.write(new_data)
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print('wrote to', file_path)
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def _rename_inode(path: str, zeros=False) -> NewPath:
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def _rename_inode(path_in: str, zeros=False) -> NewPath:
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"""renames file randomly, or with zeros if zeros is true"""
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name_len = len(os.path.basename(path))
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name_len = len(os.path.basename(path_in))
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new_name = ''
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path = os.path.abspath(path)
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assert os.path.exists(path)
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path = os.path.abspath(path_in)
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if zeros:
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new_name = '0' * name_len
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@ -34,16 +35,33 @@ def _rename_inode(path: str, zeros=False) -> NewPath:
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for _ in range(name_len):
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new_name += secrets.choice(string.ascii_letters)
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new_path = os.path.dirname(path) + '/' + new_name
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os.rename(path, new_path)
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os.rename(path, new_name)
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return new_path
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return new_name
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def _nuke(path: str):
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"""properly delete inode"""
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if os.path.isfile(path):
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_overwrite_file(path, 1)
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new_path = _rename_inode(path)
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os.remove(new_path)
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else:
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new_path = _rename_inode(path)
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shutil.rmtree(new_path)
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def clean_tree(directory: str):
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for subdir, dirs, files in os.walk(directory):
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for file in files:
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print(os.path.join(subdir, file))
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"""securely delete dir tree"""
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def nuke(path: str):
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os.remove(path)
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for root, dirs, files in os.walk(directory, topdown=False):
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for name in files:
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_nuke(os.path.join(root, name))
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for name in dirs:
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_nuke(os.path.join(root, name))
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_nuke(root)
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def clean(path: str):
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"""securely delete path"""
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_nuke(path)
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1
setup.py
1
setup.py
@ -8,6 +8,7 @@ setup(name='filenuke',
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url='https://chaoswebs.net/',
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packages=find_packages(exclude=['contrib', 'docs', 'tests']),
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install_requires=[],
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python_requires='>=3.6',
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classifiers=[
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"Programming Language :: Python :: 3",
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"License :: OSI Approved :: GNU General Public License v3 (GPLv3)",
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@ -2,6 +2,7 @@ import unittest
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import sys
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import os
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import uuid
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import shutil
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sys.path.append(".")
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import filenuke
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from filenuke import nuke
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@ -15,7 +16,7 @@ class TestErase(unittest.TestCase):
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f = get_file()
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with open(f, "w") as test_f:
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test_f.write('hello world')
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filenuke.nuke.nuke(f)
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filenuke.nuke._nuke(f)
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self.assertFalse(os.path.exists(f))
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def test_overwrite_single(self):
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@ -23,12 +24,39 @@ class TestErase(unittest.TestCase):
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with open(f, "w") as test_f:
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test_f.write('hello world')
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nuke._overwrite_file(f, 1)
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def test_rename(self):
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with open(f, "rb") as test_f:
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self.assertNotEqual(test_f.read(), b'hello world')
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def test_nuke_single(self):
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f = get_file()
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with open(f, "w") as test_f:
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test_f.write('hello world')
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nuke._nuke(f)
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self.assertFalse(os.path.exists(f))
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def test_nuke(self):
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try:
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os.mkdir('test')
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except FileExistsError: pass
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with open('test/test.txt', 'w') as f:
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f.write('test')
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try:
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os.mkdir('test/test2/')
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except FileExistsError: pass
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try:
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os.mkdir('test/test2/test3/')
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except FileExistsError: pass
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with open('test/test2/test-f.txt', 'w') as f:
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f.write('test')
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nuke._nuke('test')
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self.assertFalse(os.path.exists('test/'))
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def test_rename(self):
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f = os.path.basename(get_file())
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with open(f, "w") as test_f:
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test_f.write('hello world')
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with open(f, "r") as test_f:
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self.assertEqual(test_f.read(), 'hello world')
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new_name = nuke._rename_inode(f)
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self.assertFalse(os.path.exists(f))
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self.assertTrue(os.path.exists(new_name))
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@ -41,11 +69,12 @@ class TestErase(unittest.TestCase):
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self.assertEqual(len(os.path.basename(new_name)), len(f))
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self.assertGreater(len(os.path.basename(new_name)), 0)
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with open(new_name, "r") as test_f:
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self.assertEqual(test_f.read(), 'hello world')
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def test_rename_zeros(self):
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f = get_file()
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f = os.path.basename(get_file())
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with open(f, "w") as test_f:
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test_f.write('hello world')
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@ -63,4 +92,11 @@ class TestErase(unittest.TestCase):
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with open(new_name, "r") as test_f:
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self.assertEqual(test_f.read(), 'hello world')
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unittest.main()
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try:
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os.mkdir('testdata')
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except FileExistsError:
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pass
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os.chdir('testdata')
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unittest.main()
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os.chdir('..')
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shutil.rmtree('testdata')
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