feat: initial poc
This commit is contained in:
237
.gitignore
vendored
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237
.gitignore
vendored
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# Created by https://www.toptal.com/developers/gitignore/api/python,pycharm+all
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# Edit at https://www.toptal.com/developers/gitignore?templates=python,pycharm+all
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### PyCharm+all ###
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# Covers JetBrains IDEs: IntelliJ, RubyMine, PhpStorm, AppCode, PyCharm, CLion, Android Studio, WebStorm and Rider
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# Reference: https://intellij-support.jetbrains.com/hc/en-us/articles/206544839
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# User-specific stuff
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.idea/**/workspace.xml
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.idea/**/tasks.xml
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.idea/**/usage.statistics.xml
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.idea/**/dictionaries
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.idea/**/shelf
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# AWS User-specific
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.idea/**/aws.xml
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# Generated files
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.idea/**/contentModel.xml
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||||||
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# Sensitive or high-churn files
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||||||
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.idea/**/dataSources/
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||||||
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.idea/**/dataSources.ids
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||||||
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.idea/**/dataSources.local.xml
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||||||
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.idea/**/sqlDataSources.xml
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||||||
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.idea/**/dynamic.xml
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||||||
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.idea/**/uiDesigner.xml
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.idea/**/dbnavigator.xml
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# Gradle
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.idea/**/gradle.xml
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.idea/**/libraries
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# Gradle and Maven with auto-import
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# When using Gradle or Maven with auto-import, you should exclude module files,
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# since they will be recreated, and may cause churn. Uncomment if using
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# auto-import.
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# .idea/artifacts
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||||||
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# .idea/compiler.xml
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||||||
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# .idea/jarRepositories.xml
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||||||
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# .idea/modules.xml
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||||||
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# .idea/*.iml
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||||||
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# .idea/modules
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# *.iml
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||||||
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# *.ipr
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||||||
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# CMake
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cmake-build-*/
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# Mongo Explorer plugin
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.idea/**/mongoSettings.xml
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# File-based project format
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*.iws
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# IntelliJ
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out/
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# mpeltonen/sbt-idea plugin
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.idea_modules/
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# JIRA plugin
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atlassian-ide-plugin.xml
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# Cursive Clojure plugin
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# Crashlytics plugin (for Android Studio and IntelliJ)
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com_crashlytics_export_strings.xml
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crashlytics.properties
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crashlytics-build.properties
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fabric.properties
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# Editor-based Rest Client
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.idea/httpRequests
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# Android studio 3.1+ serialized cache file
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.idea/caches/build_file_checksums.ser
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|
||||||
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### PyCharm+all Patch ###
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||||||
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# Ignores the whole .idea folder and all .iml files
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||||||
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# See https://github.com/joeblau/gitignore.io/issues/186 and https://github.com/joeblau/gitignore.io/issues/360
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.idea/
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# Reason: https://github.com/joeblau/gitignore.io/issues/186#issuecomment-249601023
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*.iml
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modules.xml
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||||||
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.idea/misc.xml
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||||||
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*.ipr
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# Sonarlint plugin
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.idea/sonarlint
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### Python ###
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# Byte-compiled / optimized / DLL files
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__pycache__/
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*.py[cod]
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*$py.class
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# C extensions
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*.so
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# Distribution / packaging
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.Python
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build/
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develop-eggs/
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dist/
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downloads/
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eggs/
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.eggs/
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lib/
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lib64/
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parts/
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sdist/
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var/
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wheels/
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share/python-wheels/
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*.egg-info/
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.installed.cfg
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*.egg
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MANIFEST
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# PyInstaller
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# Usually these files are written by a python script from a template
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# before PyInstaller builds the exe, so as to inject date/other infos into it.
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*.manifest
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*.spec
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# Installer logs
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||||||
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pip-log.txt
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pip-delete-this-directory.txt
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||||||
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# Unit test / coverage reports
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||||||
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htmlcov/
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.tox/
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.nox/
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.coverage
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.coverage.*
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.cache
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nosetests.xml
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coverage.xml
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*.cover
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*.py,cover
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.hypothesis/
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.pytest_cache/
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cover/
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# Translations
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*.mo
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*.pot
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# Django stuff:
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*.log
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local_settings.py
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db.sqlite3
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db.sqlite3-journal
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# Flask stuff:
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instance/
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||||||
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.webassets-cache
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# Scrapy stuff:
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||||||
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.scrapy
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||||||
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# Sphinx documentation
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||||||
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docs/_build/
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||||||
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# PyBuilder
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||||||
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.pybuilder/
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target/
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||||||
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# Jupyter Notebook
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||||||
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.ipynb_checkpoints
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# IPython
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||||||
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profile_default/
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||||||
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ipython_config.py
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||||||
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|
||||||
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# pyenv
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||||||
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# For a library or package, you might want to ignore these files since the code is
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# intended to run in multiple environments; otherwise, check them in:
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# .python-version
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||||||
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||||||
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# pipenv
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||||||
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# According to pypa/pipenv#598, it is recommended to include Pipfile.lock in version control.
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||||||
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# However, in case of collaboration, if having platform-specific dependencies or dependencies
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||||||
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# having no cross-platform support, pipenv may install dependencies that don't work, or not
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||||||
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# install all needed dependencies.
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||||||
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#Pipfile.lock
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||||||
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||||||
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# PEP 582; used by e.g. github.com/David-OConnor/pyflow
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__pypackages__/
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||||||
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||||||
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# Celery stuff
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||||||
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celerybeat-schedule
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||||||
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celerybeat.pid
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||||||
|
|
||||||
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# SageMath parsed files
|
||||||
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*.sage.py
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||||||
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||||||
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# Environments
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||||||
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.env
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||||||
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.venv
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env/
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||||||
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venv/
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ENV/
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||||||
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env.bak/
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||||||
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venv.bak/
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||||||
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||||||
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# Spyder project settings
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||||||
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.spyderproject
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||||||
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.spyproject
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||||||
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||||||
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# Rope project settings
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||||||
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.ropeproject
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# mkdocs documentation
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||||||
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/site
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# mypy
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.mypy_cache/
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.dmypy.json
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dmypy.json
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# Pyre type checker
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||||||
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.pyre/
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||||||
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||||||
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# pytype static type analyzer
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||||||
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.pytype/
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||||||
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# Cython debug symbols
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||||||
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cython_debug/
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||||||
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||||||
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# End of https://www.toptal.com/developers/gitignore/api/python,pycharm+all
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14
Pipfile
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14
Pipfile
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[[source]]
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url = "https://pypi.org/simple"
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verify_ssl = true
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name = "pypi"
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||||||
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[packages]
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||||||
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dnslib = ">=0.9.16"
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docker = ">=5.0.0"
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six = ">=1.16.0"
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||||||
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[dev-packages]
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[requires]
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python_version = "3.9"
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92
Pipfile.lock
generated
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92
Pipfile.lock
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{
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"_meta": {
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"hash": {
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"sha256": "5151ef4ebe6e261f875923c3884de8137a338ff6658d0c6bee3230318a477cf2"
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},
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"pipfile-spec": 6,
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"requires": {
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"python_version": "3.9"
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},
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"sources": [
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{
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||||||
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"name": "pypi",
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||||||
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"url": "https://pypi.org/simple",
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"verify_ssl": true
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}
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]
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||||||
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},
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"default": {
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||||||
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"certifi": {
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||||||
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"hashes": [
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||||||
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"sha256:2bbf76fd432960138b3ef6dda3dde0544f27cbf8546c458e60baf371917ba9ee",
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"sha256:50b1e4f8446b06f41be7dd6338db18e0990601dce795c2b1686458aa7e8fa7d8"
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],
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"version": "==2021.5.30"
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},
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"chardet": {
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"hashes": [
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"sha256:0d6f53a15db4120f2b08c94f11e7d93d2c911ee118b6b30a04ec3ee8310179fa",
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"sha256:f864054d66fd9118f2e67044ac8981a54775ec5b67aed0441892edb553d21da5"
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],
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"markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4'",
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||||||
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"version": "==4.0.0"
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},
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||||||
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"dnslib": {
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||||||
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"hashes": [
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||||||
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"sha256:2d66b43d563d60c469117c8cb615843e7d05bf8fb2e6cb00a637281d26b7ec7d",
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||||||
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"sha256:87dd634ce2349ced88fa5e50848d34b57569f99b4a542f72b9314d1e72fabf95"
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],
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||||||
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"index": "pypi",
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||||||
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"version": "==0.9.16"
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||||||
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},
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"docker": {
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||||||
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"hashes": [
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||||||
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"sha256:3e8bc47534e0ca9331d72c32f2881bb13b93ded0bcdeab3c833fb7cf61c0a9a5",
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"sha256:fc961d622160e8021c10d1bcabc388c57d55fb1f917175afbe24af442e6879bd"
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],
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"index": "pypi",
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"version": "==5.0.0"
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},
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"idna": {
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"hashes": [
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"sha256:b307872f855b18632ce0c21c5e45be78c0ea7ae4c15c828c20788b26921eb3f6",
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"sha256:b97d804b1e9b523befed77c48dacec60e6dcb0b5391d57af6a65a312a90648c0"
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],
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||||||
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"markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
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"version": "==2.10"
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},
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||||||
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"requests": {
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||||||
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"hashes": [
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||||||
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"sha256:27973dd4a904a4f13b263a19c866c13b92a39ed1c964655f025f3f8d3d75b804",
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||||||
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"sha256:c210084e36a42ae6b9219e00e48287def368a26d03a048ddad7bfee44f75871e"
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],
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||||||
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"markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4'",
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||||||
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"version": "==2.25.1"
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||||||
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},
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||||||
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"six": {
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||||||
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"hashes": [
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||||||
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"sha256:1e61c37477a1626458e36f7b1d82aa5c9b094fa4802892072e49de9c60c4c926",
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||||||
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"sha256:8abb2f1d86890a2dfb989f9a77cfcfd3e47c2a354b01111771326f8aa26e0254"
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||||||
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],
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||||||
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"index": "pypi",
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||||||
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"version": "==1.16.0"
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||||||
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},
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||||||
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"urllib3": {
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||||||
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"hashes": [
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||||||
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"sha256:39fb8672126159acb139a7718dd10806104dec1e2f0f6c88aab05d17df10c8d4",
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||||||
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"sha256:f57b4c16c62fa2760b7e3d97c35b255512fb6b59a259730f36ba32ce9f8e342f"
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||||||
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],
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||||||
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"markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4' and python_version < '4'",
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||||||
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"version": "==1.26.6"
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||||||
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},
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||||||
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"websocket-client": {
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||||||
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"hashes": [
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||||||
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"sha256:b68e4959d704768fa20e35c9d508c8dc2bbc041fd8d267c0d7345cffe2824568",
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||||||
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"sha256:e5c333bfa9fa739538b652b6f8c8fc2559f1d364243c8a689d7c0e1d41c2e611"
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||||||
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],
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||||||
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"markers": "python_version >= '3.6'",
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||||||
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"version": "==1.1.0"
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||||||
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}
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||||||
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},
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||||||
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"develop": {}
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||||||
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}
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66
main.py
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66
main.py
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import time
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||||||
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from docker import DockerClient
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||||||
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||||||
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from dnslib import DNSRecord, QTYPE, RCODE, RR, A
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||||||
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from dnslib.server import BaseResolver, DNSServer, DNSLogger, DNSHandler
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||||||
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||||||
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||||||
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class DockerResolver(BaseResolver):
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||||||
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def __init__(self):
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||||||
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self.docker_client = DockerClient()
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||||||
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def resolve(self, request: DNSRecord, handler):
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||||||
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reply = request.reply()
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||||||
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if not request.q.qname.matchGlob('*.docker'):
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||||||
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reply.header.rcode = getattr(RCODE, 'NXDOMAIN')
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||||||
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return reply
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||||||
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|
||||||
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service, *_ = str(request.q.qname).split('.')
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||||||
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results = self.docker_client.containers.list(filters={'name': service})
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||||||
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if not results or len(results) == 0:
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||||||
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reply.header.rcode = getattr(RCODE, 'NXDOMAIN')
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||||||
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return reply
|
||||||
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|
||||||
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container = results[0]
|
||||||
|
networks = container.attrs['NetworkSettings']['Networks']
|
||||||
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ip = None
|
||||||
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for net_name, network in networks.items():
|
||||||
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ip = network['IPAddress']
|
||||||
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break
|
||||||
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if ip is not None:
|
||||||
|
reply.add_answer(RR(rname=request.q.qname, rtype=getattr(QTYPE, 'A'), rclass=1, ttl=60*5, rdata=A(ip)))
|
||||||
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return reply
|
||||||
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|
||||||
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|
||||||
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def main():
|
||||||
|
resolver = DockerResolver()
|
||||||
|
logger = DNSLogger('request,reply,truncated,error', False)
|
||||||
|
|
||||||
|
DNSHandler.log = {
|
||||||
|
'log_request', # DNS Request
|
||||||
|
'log_reply', # DNS Response
|
||||||
|
'log_truncated', # Truncated
|
||||||
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'log_error', # Decoding error
|
||||||
|
}
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||||||
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|
||||||
|
udp_server = DNSServer(
|
||||||
|
resolver,
|
||||||
|
port=1053,
|
||||||
|
address='127.0.0.1',
|
||||||
|
logger=logger,
|
||||||
|
)
|
||||||
|
tcp_server = DNSServer(
|
||||||
|
resolver,
|
||||||
|
port=1053,
|
||||||
|
address='127.0.0.1',
|
||||||
|
logger=logger,
|
||||||
|
)
|
||||||
|
udp_server.start_thread()
|
||||||
|
tcp_server.start_thread()
|
||||||
|
print("listening")
|
||||||
|
while udp_server.isAlive() or tcp_server.isAlive():
|
||||||
|
time.sleep(1)
|
||||||
|
|
||||||
|
if __name__ == '__main__':
|
||||||
|
main()
|
||||||
Reference in New Issue
Block a user