commit 959826c97cb0723fab1801e7d10656fbc9d33a86 Author: Silent YANG Date: Wed Nov 29 09:46:38 2023 +0800 first update diff --git a/.gitignore b/.gitignore new file mode 100644 index 0000000..6769e21 --- /dev/null +++ b/.gitignore @@ -0,0 +1,160 @@ +# Byte-compiled / optimized / DLL files +__pycache__/ +*.py[cod] +*$py.class + +# C extensions +*.so + +# Distribution / packaging +.Python +build/ +develop-eggs/ +dist/ +downloads/ +eggs/ +.eggs/ +lib/ +lib64/ +parts/ +sdist/ +var/ +wheels/ +share/python-wheels/ +*.egg-info/ +.installed.cfg +*.egg +MANIFEST + +# PyInstaller +# Usually these files are written by a python script from a template +# before PyInstaller builds the exe, so as to inject date/other infos into it. +*.manifest +*.spec + +# Installer logs +pip-log.txt +pip-delete-this-directory.txt + +# Unit test / coverage reports +htmlcov/ +.tox/ +.nox/ +.coverage +.coverage.* +.cache +nosetests.xml +coverage.xml +*.cover +*.py,cover +.hypothesis/ +.pytest_cache/ +cover/ + +# Translations +*.mo +*.pot + +# Django stuff: +*.log +local_settings.py +db.sqlite3 +db.sqlite3-journal + +# Flask stuff: +instance/ +.webassets-cache + +# Scrapy stuff: +.scrapy + +# Sphinx documentation +docs/_build/ + +# PyBuilder +.pybuilder/ +target/ + +# Jupyter Notebook +.ipynb_checkpoints + +# IPython +profile_default/ +ipython_config.py + +# pyenv +# For a library or package, you might want to ignore these files since the code is +# intended to run in multiple environments; otherwise, check them in: +# .python-version + +# pipenv +# According to pypa/pipenv#598, it is recommended to include Pipfile.lock in version control. +# However, in case of collaboration, if having platform-specific dependencies or dependencies +# having no cross-platform support, pipenv may install dependencies that don't work, or not +# install all needed dependencies. +#Pipfile.lock + +# poetry +# Similar to Pipfile.lock, it is generally recommended to include poetry.lock in version control. +# This is especially recommended for binary packages to ensure reproducibility, and is more +# commonly ignored for libraries. +# https://python-poetry.org/docs/basic-usage/#commit-your-poetrylock-file-to-version-control +#poetry.lock + +# pdm +# Similar to Pipfile.lock, it is generally recommended to include pdm.lock in version control. +#pdm.lock +# pdm stores project-wide configurations in .pdm.toml, but it is recommended to not include it +# in version control. +# https://pdm.fming.dev/#use-with-ide +.pdm.toml + +# PEP 582; used by e.g. github.com/David-OConnor/pyflow and github.com/pdm-project/pdm +__pypackages__/ + +# Celery stuff +celerybeat-schedule +celerybeat.pid + +# SageMath parsed files +*.sage.py + +# Environments +.env +.venv +env/ +venv/ +ENV/ +env.bak/ +venv.bak/ + +# Spyder project settings +.spyderproject +.spyproject + +# Rope project settings +.ropeproject + +# mkdocs documentation +/site + +# mypy +.mypy_cache/ +.dmypy.json +dmypy.json + +# Pyre type checker +.pyre/ + +# pytype static type analyzer +.pytype/ + +# Cython debug symbols +cython_debug/ + +# PyCharm +# JetBrains specific template is maintained in a separate JetBrains.gitignore that can +# be found at https://github.com/github/gitignore/blob/main/Global/JetBrains.gitignore +# and can be added to the global gitignore or merged into this file. For a more nuclear +# option (not recommended) you can uncomment the following to ignore the entire idea folder. +#.idea/ \ No newline at end of file diff --git a/LICENSE b/LICENSE new file mode 100644 index 0000000..7c97e8a --- /dev/null +++ b/LICENSE @@ -0,0 +1,19 @@ +Copyright (c) 2023 Silent YANG + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in all +copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE +SOFTWARE. \ No newline at end of file diff --git a/README.md b/README.md new file mode 100644 index 0000000..8b13a67 --- /dev/null +++ b/README.md @@ -0,0 +1,4 @@ +## DoH Server - Python implementation +### Dev + $ pip install -r requirement.txt + $ python app.py \ No newline at end of file diff --git a/app.py b/app.py new file mode 100644 index 0000000..8c78e78 --- /dev/null +++ b/app.py @@ -0,0 +1,27 @@ +/* + * @Author: Silent YANG + * @Date: 2023-11-29 + */ + +from flask import Flask, request, make_response +from base64 import urlsafe_b64decode +import socket + +app = Flask(__name__) + +@app.route("/dns-query" ,methods=['GET', 'POST']) +def dns_query(): + sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM) + if request.headers.get('CONTENT_TYPE') == 'application/dns-message': + sock.sendto(request.stream.read(), ("1.1.1.1", 53)) + rx_meesage, addr = sock.recvfrom(4096) + return make_response(rx_meesage, 200, {"Content-Type": "application/dns-message"}) + if request.method == "GET" and request.args.get("dns"): + payload = urlsafe_b64decode(request.args.get("dns") + "===") + sock.sendto(payload, ("1.1.1.1", 53)) + rx_meesage, addr = sock.recvfrom(4096) + return make_response(rx_meesage, 200, {"Content-Type": "application/dns-message"}) + return make_response("", 400) + +if __name__ == "__main__": + app.run('127.0.0.1', debug=False, port=5000) diff --git a/requirement.txt b/requirement.txt new file mode 100644 index 0000000..2077213 --- /dev/null +++ b/requirement.txt @@ -0,0 +1 @@ +Flask \ No newline at end of file