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python3.11
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GitPython-3.1.32.dist-info
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Jinja2-3.0.3.dist-info
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Mako-1.2.4.dist-info
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MarkupSafe-2.1.3.dist-info
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PyJWT-2.8.0.dist-info
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PyMySQL-1.1.0.dist-info
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PyVirtualDisplay-3.0.dist-info
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PyYAML-6.0.1.dist-info
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__pycache__
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_cffi_backend.cpython-311-x86_64-linux-gnu.so
(267.63 KB)
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_distutils_hack
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_pyrsistent_version.py
(23 B)
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_pytest
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_yaml
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aiohttp
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aiohttp-3.9.2.dist-info
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aiohttp_jinja2
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aiohttp_jinja2-1.5.dist-info
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aiohttp_security
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aiohttp_security-0.4.0.dist-info
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aiohttp_session
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aiohttp_session-2.9.0.dist-info
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aiosignal
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aiosignal-1.3.1.dist-info
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alembic
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alembic-1.11.1.dist-info
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annotated_types
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annotated_types-0.6.0.dist-info
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astroid
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astroid-2.15.6.dist-info
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attr
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attrs
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attrs-23.1.0.dist-info
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backports
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certifi
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certifi-2023.7.22.dist-info
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cffi
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cffi-1.15.1.dist-info
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chardet
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chardet-5.2.0.dist-info
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charset_normalizer
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charset_normalizer-2.1.1.dist-info
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cl_dom_collector
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cl_proc_hidepid.py
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clcagefslib
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clcommon
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clconfig
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clconfigure
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clcontrollib.py
(51.73 KB)
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cldashboard
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cldetectlib.py
(18.13 KB)
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cldiaglib.py
(45.84 KB)
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clevents
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clflags
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clhooklib.py
(1.27 KB)
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cli_utils.py
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cllicense
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cllicenselib.py
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cllimits
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cllimits_validator
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cllimitslib_v2
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cllvectl
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clpackages
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clquota
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clselect
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clselector
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clsentry
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clsetuplib.py
(4.35 KB)
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clsudo.py
(14.42 KB)
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clsummary
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clveconfig
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clwizard
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configparser-5.0.2.dist-info
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configparser.py
(1.51 KB)
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contextlib2
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contextlib2-21.6.0.dist-info
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coverage
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coverage-7.2.7.dist-info
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cryptography
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cryptography-41.0.2.dist-info
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ddt-1.4.4.dist-info
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ddt.py
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dill
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dill-0.3.7.dist-info
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distlib
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distlib-0.3.8.dist-info
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distutils-precedence.pth
(151 B)
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docopt-0.6.2.dist-info
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docopt.py
(19.48 KB)
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dodgy
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dodgy-0.2.1.dist-info
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filelock
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filelock-3.13.1.dist-info
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flake8
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flake8-5.0.4.dist-info
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flake8_polyfill
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flake8_polyfill-1.0.2.dist-info
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frozenlist
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frozenlist-1.4.0.dist-info
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future
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future-0.18.3.dist-info
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git
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gitdb
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gitdb-4.0.10.dist-info
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guppy
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guppy3-3.1.3.dist-info
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idna
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idna-3.4.dist-info
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iniconfig
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iniconfig-2.0.0.dist-info
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isort
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isort-5.12.0.dist-info
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jinja2
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jsonschema
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jsonschema-3.2.0.dist-info
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jwt
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lazy_object_proxy
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lazy_object_proxy-1.9.0.dist-info
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libfuturize
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libpasteurize
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lve_stats-2.0.dist-info
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lve_utils
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lveapi.py
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lvectllib.py
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lvemanager
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lvestat.py
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lvestats
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lxml
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lxml-4.9.2.dist-info
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mako
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markupsafe
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mccabe-0.7.0.dist-info
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mccabe.py
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mock
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mock-5.1.0.dist-info
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multidict
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multidict-6.0.4.dist-info
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numpy
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numpy-1.25.1.dist-info
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numpy.libs
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packaging
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packaging-23.1.dist-info
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pam.py
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past
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pep8_naming-0.10.0.dist-info
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pep8ext_naming.py
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pip
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pip-25.0.1.dist-info
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pkg_resources
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platformdirs
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platformdirs-3.11.0.dist-info
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pluggy
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pluggy-1.2.0.dist-info
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prettytable
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prettytable-3.8.0.dist-info
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prometheus_client
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prometheus_client-0.8.0.dist-info
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prospector
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prospector-1.10.2.dist-info
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psutil
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psutil-5.9.5.dist-info
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psycopg2
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psycopg2_binary-2.9.6.dist-info
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psycopg2_binary.libs
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py.py
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pycodestyle-2.9.1.dist-info
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pycodestyle.py
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pycparser
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pycparser-2.21.dist-info
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pydantic
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pydantic-2.4.2.dist-info
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pydantic_core
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pydantic_core-2.10.1.dist-info
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pydocstyle
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pydocstyle-6.3.0.dist-info
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pyfakefs
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pyfakefs-5.2.3.dist-info
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pyflakes
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pyflakes-2.5.0.dist-info
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pylint
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pylint-2.17.4.dist-info
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pylint_celery
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pylint_celery-0.3.dist-info
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pylint_django
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pylint_django-2.5.3.dist-info
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pylint_flask
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pylint_flask-0.6.dist-info
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pylint_plugin_utils
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pylint_plugin_utils-0.7.dist-info
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pylve-2.1-py3.11.egg-info
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pylve.cpython-311-x86_64-linux-gnu.so
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pymysql
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pyparsing
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pyparsing-3.0.9.dist-info
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pyrsistent
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pyrsistent-0.19.3.dist-info
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pytest
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pytest-7.4.0.dist-info
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pytest_check
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pytest_check-2.5.3.dist-info
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pytest_snapshot
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pytest_snapshot-0.9.0.dist-info
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pytest_subprocess
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pytest_subprocess-1.5.0.dist-info
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pytest_tap
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pytest_tap-3.5.dist-info
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python_pam-1.8.4.dist-info
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pyvirtualdisplay
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raven
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raven-6.10.0.dist-info
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remove_ubc.py
(5.73 KB)
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requests
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requests-2.31.0.dist-info
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requirements_detector
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requirements_detector-1.2.2.dist-info
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schema-0.7.5.dist-info
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schema.py
(29.51 KB)
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secureio.py
(18.83 KB)
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semver
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semver-3.0.1.dist-info
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sentry_sdk
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sentry_sdk-1.29.2.dist-info
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setoptconf
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setoptconf_tmp-0.3.1.dist-info
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setuptools
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setuptools-78.1.0.dist-info
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simple_rpm.so
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simplejson
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simplejson-3.19.1.dist-info
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six-1.16.0.dist-info
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six.py
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smmap
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smmap-5.0.0.dist-info
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snowballstemmer
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snowballstemmer-2.2.0.dist-info
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sqlalchemy
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sqlalchemy-1.3.24.dist-info
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ssa
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svgwrite
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svgwrite-1.4.3.dist-info
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tap
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tap_py-3.2.1.dist-info
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testfixtures
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testfixtures-7.1.0.dist-info
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toml
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toml-0.10.2.dist-info
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tomlkit
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tomlkit-0.11.8.dist-info
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typing_extensions-4.7.1.dist-info
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typing_extensions-4.8.0.dist-info
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typing_extensions.py
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unshare-0.22.dist-info
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unshare.cpython-311-x86_64-linux-gnu.so
(8.17 KB)
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urllib3
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urllib3-2.0.4.dist-info
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vendors_api
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virtualenv
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virtualenv-20.21.1.dist-info
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wcwidth
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wcwidth-0.2.6.dist-info
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wmt
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wrapt
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wrapt-1.15.0.dist-info
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yaml
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yarl
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yarl-1.9.2.dist-info
Editing: secureio.py
# coding=utf-8 # Copyright © Cloud Linux GmbH & Cloud Linux Software, Inc 2010-2018 All Rights Reserved # # Licensed under CLOUD LINUX LICENSE AGREEMENT # http://cloudlinux.com/docs/LICENSE.TXT # This module provides functions for secure I/O and filesystem operations import grp import sys import tempfile import contextlib import os from functools import lru_cache from typing import TYPE_CHECKING from ctypes import (cdll, c_long, Structure, c_ushort, c_ubyte, c_char, POINTER, c_int, c_void_p, c_char_p) from clcommon import ClPwd from clcommon.clpwd import drop_user_privileges def __getattr__(name): # NOTE(vlebedev): Delay shared libraries loading until they are actually used. # It makes module loadable even in case those shared libraries are not available # and that is useful for e.g. unit testing on local non-CL system. if name == 'libc': return _load_libc() elif name == 'liblve': return _load_liblve() raise AttributeError(f"module {__name__} has no attribute {name}") def __dir__(): return ['libc', 'liblve', *globals().keys()] # --- libc functions ----------------------------------------------- @lru_cache(maxsize=None) def _load_libc(): libc = cdll.LoadLibrary("libc.so.6") libc.fchown.argtypes = [c_int, c_int, c_int] libc.fchown.restype = c_int libc.fchmod.argtypes = [c_int, c_int] libc.fchmod.restype = c_int # accepts file/dir descriptor (integer) libc.fdopendir.argtypes = [c_int] # returns pointer to DIR structure libc.fdopendir.restype = c_void_p # accepts pointer to DIR structure libc.readdir.argtypes = [c_void_p] # returns pointer to DIRENTRY structure libc.readdir.restype = DIRENTRY_P # accepts pointer to DIR structure libc.rewinddir.argtypes = [c_void_p] # returns void libc.rewinddir.restype = None # accepts pointer to DIR structure libc.closedir.argtypes = [c_void_p] libc.closedir.restype = c_int return libc if TYPE_CHECKING: libc = _load_libc() ino_t = c_long off_t = c_long class DIRENTRY(Structure): _fields_ = [ ('d_ino', ino_t), # inode number ('d_off', off_t), # offset to the next dirent ('d_reclen', c_ushort), # length of this record ('d_type', c_ubyte), # type of file; not supported by all file system types ('d_name', c_char * 256), # filename ] DIRENTRY_P = POINTER(DIRENTRY) def fchown(fd, uid, gid): return _load_libc().fchown(fd, uid, gid) def fchmod(fd, mode): return _load_libc().fchmod(fd, mode) def fdopen(fd): return _load_libc().fdopen(fd) def readdir(dirp): return _load_libc().readdir(dirp) def rewinddir(dirp): return _load_libc().rewinddir(dirp) def closedir(dirp): return _load_libc().closedir(dirp) # --- liblve functions ----------------------------------------------- @lru_cache(maxsize=None) def _load_liblve(): try: liblve = cdll.LoadLibrary("libsecureio.so.0") except OSError: liblve = cdll.LoadLibrary("liblve.so.0") # Opens path for reading not following symlinks and verifies that opened path is inside parent_path # Returns: # descriptor if successful # -1 if path does not exist or is a symlink # -2 if opened path is NOT inside parent_path or cannot be determined # accepts path, parent_path liblve.open_not_symlink.argtypes = [c_char_p, c_char_p] liblve.open_not_symlink.restype = c_int # Closes descriptor (if it is not equal -1) # accepts file/dir descriptor (integer) liblve.closefd.argtypes = [c_int] # returns void liblve.closefd.restype = None # Tries to read first directory entry in order to ensure that descriptor is valid # Returns 0 if reading succeeded or -1 if error has occured # accepts descriptor liblve.check_dir.argtypes = [c_int] liblve.check_dir.restype = c_int # Checks if path is a directory (in secure manner) # Also opens path (if descriptor fd == -1) and then checks that opened path is inside parent_path # Returns descriptor if path refers to directory # Returns -1 if path does not exist or is not a directory # Returns -2 if opened path is NOT inside parent_path or cannot be determined # accepts path, descriptor, parent_path liblve.isdir.argtypes = [c_char_p, c_int, c_char_p] liblve.isdir.restype = c_int # Sets permissions to directory (in secure manner) # Returns descriptor if successful # Returns -1 if error has occured # Returns -2 if opened path is NOT inside parent_path or cannot be determined # accepts: const char *path, mode_t perm, int fd, const char *parent_path liblve.set_perm_dir_secure.argtypes = [c_char_p, c_int, c_int, c_char_p] liblve.set_perm_dir_secure.restype = c_int # Sets owner and group of directory (in secure manner) # Returns descriptor if successful # Returns -1 if error has occured # Returns -2 if opened path is NOT inside parent_path or cannot be determined # accepts: const char *path, uid_t uid, gid_t gid, int fd, const char *parent_path liblve.set_owner_dir_secure.argtypes = [c_char_p, c_int, c_int, c_int, c_char_p] liblve.set_owner_dir_secure.restype = c_int # Creates directory if it does not exist, sets permissions/owner otherwise # Returns descriptor if successful # Returns -1 if error has occured # accepts: const char *path, mode_t perm, uid_t uid, gid_t gid, int fd, const char *parent_path liblve.create_dir_secure.argtypes = [c_char_p, c_int, c_int, c_int, c_int, c_char_p] liblve.create_dir_secure.restype = c_int # Recursive directory creation function # Returns 0 if successful # Returns -1 if error has occured # accepts: const char *path, mode_t perm, uid_t uid, gid_t gid, const char *parent_path liblve.makedirs_secure.argtypes = [c_char_p, c_int, c_int, c_int, c_char_p] liblve.makedirs_secure.restype = c_int # Writes absolute path pointed by descriptor fd to buffer *buf # Returns buf if successful # Returns NULL if error has occured liblve.get_path_from_descriptor.argtypes = [c_int, c_char_p] liblve.get_path_from_descriptor.restype = c_char_p # Returns 1 if subdir is subdirectory of dir, 0 otherwise liblve.is_subdir.argtypes = [c_char_p, c_char_p] liblve.is_subdir.restype = c_int return liblve if TYPE_CHECKING: liblve = _load_liblve() def _open_not_symlink(path, parent_path): return _load_liblve().open_not_symlink(path, parent_path) def check_dir(fd): return _load_liblve().check_dir(fd) def isdir(path, descriptor, parent_path): return _load_liblve().isdir(path, descriptor, parent_path) def get_path_from_descriptor(fd, buf): return _load_liblve().get_path_from_descriptor(fd, buf) def is_subdir(dir, subdir): return _load_liblve().is_subdir(dir, subdir) # True : euid/egid == 0/0 # False : euid/egid == user/user # set by set_user_perm() and set_root_perm() functions root_flag = True LOGFILE = "/var/log/cagefs-update.log" MIN_UID = 500 SILENT_FLAG = False def open_not_symlink(path): return os.open(path, os.O_RDONLY | os.O_NOFOLLOW) def open_file_not_symlink(path): return os.fdopen(open_not_symlink(path), 'r') def flistdir(fd): """Returns list of entries of directory pointed by descriptor""" # Duplicate descriptor, because closedir() closes descriptor associated with directory stream fd2 = os.dup(fd) # Open directory stream dirp = fdopendir(fd2) # NOQA if not dirp: raise RuntimeError("fdopendir error") # Reset position of directory stream # (so it will be possible to read content of directory multiple times # via other descriptors that refer to the directory) rewinddir(dirp) dirlist = [] while True: entryp = readdir(dirp) if not entryp: break entry = entryp.contents dirlist.append(entry.d_name) rewinddir(dirp) closedir(dirp) return dirlist def closefd(fd): if fd is not None: try: os.close(fd) except OSError: pass def set_perm_dir_secure(path, perm, parent_path, fd=None, logger=None): """Sets permissions to directory (in secure manner) Returns descriptor if successful Returns None if error has occured""" if fd is None: fd = -1 fd = _load_liblve().set_perm_dir_secure(path.encode(), perm, fd, parent_path.encode()) if fd > 0: return fd if logger is not None: logger('Error: failed to set permissions of directory ' + path, False, True) return None def set_owner_dir_secure(path, uid, gid, parent_path, fd=None, logger=None): """Sets owner and group of directory (in secure manner) Returns descriptor if successful Returns None if error has occured""" if fd is None: fd = -1 fd = _load_liblve().set_owner_dir_secure(path.encode(), uid, gid, fd, parent_path.encode()) if fd > 0: return fd if logger is not None: logger('Error: failed to set owner of directory ' + path, False, True) return None def create_dir_secure(path, perm, uid, gid, parent_path, fd=None, logger=None): """Creates directory if it does not exist, sets permissions/owner otherwise Returns descriptor if successful Returns None if error has occured""" if fd is None: fd = -1 fd = _load_liblve().create_dir_secure(path.encode(), perm, uid, gid, fd, parent_path.encode()) if fd > 0: return fd if logger is not None: logger('Error : failed to create directory ' + path, False, True) return None def makedirs_secure(path, perm, uid, gid, parent_path, logger=None): """Recursive directory creation function Returns 0 if successful Returns -1 if error has occured""" res = _load_liblve().makedirs_secure(path.encode(), perm, uid, gid, parent_path.encode()) if res and logger: logger('Error : failed to create directory ' + path, False, True) return res def read_file_secure(filename, uid=None, gid=None, exit_on_error=True, write_log=True): """read file not following symlinks""" if (uid is None and gid is not None) or (uid is not None and gid is None): raise RuntimeError("read_file_secure: uid and gid should be both null or be both not null") drop_perm = (uid is not None) and (gid is not None) if drop_perm: set_user_perm(uid, gid) try: file_object = open_file_not_symlink(filename) content = file_object.readlines() file_object.close() if drop_perm: set_root_perm() return content except (OSError, IOError) as e: if drop_perm: set_root_perm() logging('Error: failed to read ' + filename + ' : ' + str(e), SILENT_FLAG, 1, write_log) if not exit_on_error: raise sys.exit(1) def write_file_secure(content, ini_path, uid, gid, drop_perm=True, perm=0o644, write_log=True): """Returns True if error has occured""" dirpath = os.path.dirname(ini_path) if drop_perm: set_user_perm(uid, gid) fd = None temp_path = None try: fd, temp_path = tempfile.mkstemp(prefix='cagefs_', dir=dirpath) file_object = os.fdopen(fd, 'w') file_object.write(''.join(content)) if not drop_perm and uid is not None and gid is not None: if fchown(fd, uid, gid): raise OSError('fchown failed') if fchmod(fd, perm): raise OSError('fchmod failed') file_object.close() except (IOError, OSError) as e: try: file_object.close() except Exception: pass try: os.close(fd) except Exception: pass try: os.unlink(temp_path) except Exception: pass if drop_perm: set_root_perm() logging( f"Error: failed to write file {ini_path} : {str(e).replace('Errno', 'Err code')}", SILENT_FLAG, 1, write_log, ) return True except Exception as e: logging(f'Error: {str(e)}', SILENT_FLAG, 1) sys.exit(1) error = False try: os.rename(temp_path, ini_path) except OSError as e: error = True logging('Error: failed to rename tempfile to ' + ini_path + ' : ' + str(e), SILENT_FLAG, 1, write_log) try: os.unlink(temp_path) except OSError: pass if drop_perm: set_root_perm() return error def write_file_via_tempfile( content, dest_path, perm, prefix='', suffix='', as_user=None): """ Safely write string content to a file :param content: str :param dest_path: str -> path to a file :param perm: int -> permissions for the file :param prefix: str -> add to temporary file name :param suffix: str -> add to temporary file name :param as_user: str -> name of the user to drop privileges to """ if as_user is not None: old_groups = os.getgroups() drop_user_privileges(as_user, effective_or_real=True, set_env=False) dirpath = os.path.dirname(dest_path) fd, temp_path = None, None try: fd, temp_path = tempfile.mkstemp( prefix=prefix, suffix=suffix, dir=dirpath) with os.fdopen(fd, 'w', errors='surrogateescape') as f_temp: f_temp.write(content) except (IOError, OSError): if fd is None or temp_path is None: raise try: os.close(fd) except (IOError, OSError): pass try: os.unlink(temp_path) except (IOError, OSError): pass raise try: os.chmod(temp_path, perm) os.rename(temp_path, dest_path) except (OSError, IOError, TypeError): try: os.unlink(temp_path) except (OSError, IOError): pass raise if as_user is not None: ruid = os.getuid() os.seteuid(ruid) os.setegid(os.getgid()) # All of the above can be called from user named as_user if ruid == 0: os.setgroups(old_groups) def set_user_perm(uid, gid, exit=True): global root_flag try: os.setegid(gid) except (OSError,) as e: if exit: print_error('failed to set egid to ' + str(gid) + ': ' + str(e)) sys.exit(1) else: return -1 groups = get_groups(uid, gid) try: os.setgroups(groups) except (OSError,) as e: if exit: print_error('failed to set supplementary groups to :', groups, str(e)) sys.exit(1) else: return -1 try: os.seteuid(uid) except (OSError,) as e: if exit: print_error('failed to set euid to ' + str(uid) + ': ' + str(e)) sys.exit(1) else: return -1 if uid == 0: root_flag = True else: # If it's possible, switch on CAP_SYS_RESOURCE _load_liblve().enable_quota_capability() root_flag = False def set_root_perm(exit=True): global root_flag try: os.seteuid(0) except (OSError,) as e: if exit: print_error('failed to set euid to 0 :', str(e)) sys.exit(1) else: return -1 try: os.setegid(0) except (OSError,) as e: if exit: print_error('Error: failed to set egid to 0 :', str(e)) sys.exit(1) else: return -1 groups = get_groups(0, 0) try: os.setgroups(groups) except (OSError,) as e: if exit: print_error('Error: failed to set supplementary groups to :', groups, str(e)) sys.exit(1) else: return -1 root_flag = True def print_error(*args): print("Error:", end=' ', file=sys.stderr) for a in args: print(a, end=' ', file=sys.stderr) print(file=sys.stderr) def get_groups(uid, gid): """Returns supplementary groups for uid""" gr = get_grp_dict() pw = get_pwd_dict() groups = set() for group in gr: members = gr[group].gr_mem for user in members: try: member_uid = pw[user].pw_uid except KeyError: continue if member_uid == uid: groups.add(gr[group].gr_gid) groups.add(gid) return list(groups) grp_dict = None def get_grp_dict(): global grp_dict if grp_dict is None: grp_dict = {} gr = grp.getgrall() for line in gr: grp_dict[line.gr_name] = line return grp_dict clpwd = ClPwd(min_uid=MIN_UID) def get_pwd_dict(): return clpwd.get_user_dict() log_file = None def logging(msg, silent=False, verbose=True, write_log=True): global log_file if not silent: if verbose: print(msg) if write_log: root_flag_saved = root_flag if not root_flag: uid, gid = get_perm() set_root_perm() try: if log_file is None: umask_saved = os.umask(0o22) # log_file is opened in "line buffered" mode log_file = open(LOGFILE, 'w', 1) # NOQA os.umask(umask_saved) log_file.write(msg) log_file.write("\n") except (OSError, IOError) as e: print_error("writing to ", LOGFILE, str(e)) sys.exit(1) if not root_flag_saved: set_user_perm(uid, gid) def get_perm(): try: uid = os.geteuid() gid = os.getegid() except (OSError,) as e: print_error('failed to get (euid,egid)', str(e)) sys.exit(1) return uid, gid def set_capability(clear=False): """ Set CAP_SYS_RESOURCE capability :param bool clear: Set on if it's true, set off otherwise :return: 0 for success, -1 otherwise :rtype: int """ return _load_liblve().disable_quota_capability() if clear \ else _load_liblve().enable_quota_capability() def change_uid(uid): """ Change effective uid of current process and set CAP_SYS_RESOURCE capbality to prevent "Disk quota exceeded" error :param int euid: User ID to set it as current effective UID :return: 0 if capability was set successfuly, -1 otherwise :rtype: int """ os.seteuid(uid) return set_capability() def _set_quota_checks_status(enabled): """ Disable quota kernel check to allow us to write more than user can by quota. """ if not enabled: _load_liblve().enable_quota_capability() else: _load_liblve().disable_quota_capability() @contextlib.contextmanager def disable_quota(): _set_quota_checks_status(enabled=False) try: yield finally: _set_quota_checks_status(enabled=True) @contextlib.contextmanager def set_umask(umask_value): saved_umask = os.umask(umask_value) try: yield finally: os.umask(saved_umask)
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