Initial commit

.gitignore

+# 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
+.hypothesis/
+.pytest_cache/
+
+# Translations
+*.mo
+*.pot
+
+# Django stuff:
+*.log
+local_settings.py
+db.sqlite3
+
+# Flask stuff:
+instance/
+.webassets-cache
+
+# Scrapy stuff:
+.scrapy
+
+# Sphinx documentation
+docs/_build/
+
+# PyBuilder
+target/
+
+# Jupyter Notebook
+.ipynb_checkpoints
+
+# IPython
+profile_default/
+ipython_config.py
+
+# pyenv
+.python-version
+
+# celery beat schedule file
+celerybeat-schedule
+
+# 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/
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mueb_register/MRegister.py

+import qrcode
+import socket
+import sqlite3
+from PIL import Image, ImageDraw, ImageFont
+
+def main():
+    qr = qrcode.QRCode(
+        version=1,
+        error_correction=qrcode.constants.ERROR_CORRECT_L,
+        box_size=10,
+        border=4,
+    )
+
+    conn = sqlite3.connect("MUEB_register.db")
+    c = conn.cursor()
+
+    # create mueb table
+    try:
+        c.execute('''
+        CREATE TABLE mueb (
+            mueb_id INTEGER     PRIMARY KEY,
+            mac     STRING (17) UNIQUE
+                                NOT NULL
+        );
+        ''')
+    except:
+        pass
+
+    s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
+    s.bind(('', 67))
+
+    prev_MAC = None
+    id = 0
+
+    print("Listening for MUEB DHCP discover")
+    print("{:<5} {:<20} {:<5}".format("scan", "MAC", "MUEB id"))
+
+    while 1:
+        # wait for dhcp packet
+        data = s.recv(1024)
+        tmp = list(data[28:34])
+        if(hex(tmp[0]) != '0x54' or hex(tmp[1]) != '0x10' or hex(tmp[2]) != '0xec'):
+            continue
+
+        MAC = ':'.join(["{0:02X}".format(i) for i in list(data[28:34])])
+
+        # save to DB
+        c.execute("INSERT OR IGNORE INTO mueb(mac) VALUES('{}')".format(MAC))
+        conn.commit()
+
+        c.execute("SELECT mueb_id FROM mueb WHERE mac='{}'".format(MAC))
+        mueb_id = c.fetchall()[0][0]
+
+        print("{:<5} {:<20} {:<5}".format(id, MAC, mueb_id))
+        id += 1
+
+        # handle multiple requests
+        if prev_MAC != MAC:
+            qr.add_data(MAC)
+            qr.make(fit=True)
+
+            img = qr.make_image(fill_color="black", back_color="white")
+            width, height = img.size
+
+            finalImg = Image.new('RGBA', (width, height), 'white')
+            finalImg.paste(img)
+
+            caption = MAC+"/{}".format(mueb_id)
+            font = ImageFont.truetype("arial.ttf", 15)
+            w, h = font.getsize(caption)
+
+            draw = ImageDraw.Draw(finalImg)
+            draw.text((round((width-w)/2), round(height-h-10)),
+                    caption, "black", font)
+
+            finalImg.show()
+            finalImg.save("{}.png".format(mueb_id))
+            qr.clear()
+        prev_MAC = MAC
+
+if __name__ == '__main__':
+    main()

mueb_register/__init__.py

+name = "mueb_register"
\ No newline at end of file

setup.py

+import setuptools
+
+with open("README.md", "r") as fh:
+    long_description = fh.read()
+
+setuptools.setup(
+    name="mueb_register",
+    version="0.0.1",
+    author="Zsombor Bodnár",
+    author_email="bodnar.zsombor@simonyi.bme.hu",
+    description="App for registering MUEBs with QR code",
+    long_description=long_description,
+    long_description_content_type="text/markdown",
+    url="https://git.sch.bme.hu/matrix-group/dhcp/matrix-dhcp-tools",
+    packages=setuptools.find_packages(),
+    install_requires=[
+        'qrcode',
+        'pillow'
+    ],
+    entry_points = {
+        'console_scripts': ['mueb_register=mueb_register.MRegister:main'],
+    },
+    classifiers=[
+        "Programming Language :: Python :: 3",
+        "Operating System :: OS Independent",
+    ],
+)
\ No newline at end of file